1 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4 config/i386/sse.md: Fix comment typos.
6 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9 * configure: Regenerate.
10 * config.in: Likewise.
11 * system.h: Declare vsnprintf if not already declared.
13 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15 * optc-gen.awk: Handle stand-alone Mask records.
16 * opth-gen.awk: Likewise.
17 * doc/options.texi (Option file format): Document them.
18 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
19 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
20 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
21 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
22 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
23 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
24 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
25 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
26 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
27 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
28 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
29 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
30 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
31 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
32 TARGET_LONG_DOUBLE_128): Likewise.
33 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
34 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
35 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
36 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
37 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
38 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
39 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
40 * config/sparc/sparc.c (fpu_option_set): New global.
41 (sparc_handle_option): New function.
42 (sparc_override_options): Test fpu_option_set.
43 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
44 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
45 * config/sparc/sparc.opt: New file.
46 * config/sparc/little-endian.opt: Likewise.
47 * config/sparc/long-double-switch.opt: Likewise.
49 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
51 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
52 (bfin_handle_options): Set it if -mshared-library-id= is seen.
53 * config/bfin/bfin.opt (mshared-library-id=): Lose
54 Var(bfin_lib_id_given).
56 2005-04-13 Matt Thomas <matt@3am-software.com>
58 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
61 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
63 * rtl.h (CLEAR_RTX_FLAGS): Remove.
65 * cgraphunit.c (INSNS_PER_CALL): Remove.
67 * tree-ssa-forwprop.c (vars,
68 record_single_argument_cond_exprs,
69 substitute_single_use_vars): Remove.
70 (forward_propagate_into_cond_1, forward_propagate_into_cond):
72 (tree_ssa_forward_propagate_single_use_vars): Call
73 forward_propagate_into_cond for each COND_EXPR.
75 * tree-inline.c (INSNS_PER_STMT): Remove.
77 2005-04-12 Richard Henderson <rth@redhat.com>
79 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
80 (ix86_expand_sse_fp_minmax): ... from ...
81 (ix86_expand_fp_movcc): ... here.
82 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
83 * config/i386/i386-protos.h: Update.
84 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
85 (sse_setccsf, sse_setccdf): Allow before reload.
86 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
87 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
88 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
89 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
90 (anddf3, nanddf3, iordf3, xordf3): New.
92 2005-04-12 Jeff Law <law@redhat.com>
94 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
95 (tree-ssa-uncprop.o): Add dependencies.
96 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
97 * tree-flow.h (remove_useless_stmts): Remove prototype.
98 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
100 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
101 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
102 * tree-pass.h (pass_uncprop): Declare.
103 * tree-ssa-uncprop.c: New file.
105 2005-04-12 James E. Wilson <wilson@specifixinc.com>
108 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
110 2005-04-12 Caroline Tice <ctice@apple.com>
112 Temporary fix for partitioning problems.
113 * passes.c (rest_of_handle_final): Remove code that
114 frees unlikely_text_section_name,
115 * varasm.c (assemble_start_function): Test for partitioning
116 flag before writing out section labels.
117 (assemble_end_function): Test for partitioning flag before
118 writing out section labels.
120 2005-04-12 Steven Bosscher <stevenb@suse.de>
121 Stuart Hastings <stuart@apple.com>
122 Jan Hubicka <jh@suse.cz>
124 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
125 references to gt-tree-cfg.h.
126 * basic-block.h (struct basic_block_def): Don't skip rbi
127 for garbage collection.
128 (struct reorder_block_def): Make GTY-able.
129 (struct control_flow_graph): New structure.
130 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
131 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
132 but instead defines to the control_flow_graph for cfun.
133 (label_to_block_map): New define, points to the label map of
134 the control_flow_graph for cfun.
135 (n_edges_for_function, n_basic_blocks_for_function,
136 last_basic_block_for_function, basic_block_info_for_function,
137 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
138 basic_block_info_for_function, label_to_block_map_for_function):
139 Counterparts for the above, taking a struct function as an extra
141 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
142 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
143 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
144 (alloc_rbi_pool, free_rbi_pool): Remove.
145 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
146 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
148 (cfg_layout_finalize) ... and don't free it here.
149 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
151 * flow.c (free_basic_block_vars): Set label_to_block_map and
153 * function.h (struct function): Add cfg field.
154 * function.c (allocate_struct_function): Allocate the cfg.
155 * tree-cfg.c (label_to_block_map): Remove.
156 (build_tree_cfg): Don't allocate the rbi pool here...
157 (delete_tree_cfg_annotations): ...and don't free it here.
158 Also don't nullify label_to_block_map for cfun.
160 2005-04-12 Caroline Tice <ctice@apple.com>
162 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
163 Revert my patch from April 9.
164 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
165 (reorder_basic_blocks): Revert my patch from April 9.
166 (insert_section_boundary_note): Revert my patch from April 9.
167 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
168 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
169 (COLD_END_LABEL): Revert my patch from April 9.
170 (cold_text_section_label): Revert my patch from April 9.
171 (cold_end_label): Revert my patch from April 9.
172 (dwarf2out_switch_text_section): Revert my patch from April 9.
173 (output_aranges): Revert my patch from April 9.
174 (output_ranges): Revert my patch from April 9.
175 (output_line_info): Revert my patch from April 9.
176 (add_location_or_const_value_attribute): Revert my patch from April 9.
177 (dwarf2out_var_location): Revert my patch from April 9.
178 (dwarf2out_init): Revert my patch from April 9.
179 (dwarf2out_finish): Revert my patch from April 9.
180 * function.h (struct function): Revert my patch from April 9.
181 * opts.c (decode_options): Revert my patch from April 9.
182 * output.h (unlikely_section_label, hot_section_label,
183 hot_section_end_label, cold_section_end_label,
184 unlikely_text_section_name): Revert my patch from April 9.
185 * passes.c (rest_of_handle_final): Revert my patch from April 9.
186 * varasm.c (unlikely_section_label, hot_section_label,
187 hot_section_end_label, cold_section_end_label,
188 unlikely_text_section_name): Revert my patch from April 9.
189 (initialize_cold_section_name): Revert my patch from April 9.
190 (unlikely_text_section): Revert my patch from April 9.
191 (in_unlikely_text_section): Revert my patch from April 9.
192 (named_section): Revert my patch from April 9.
193 (function_section): Revert my patch from April 9.
194 (current_function_section): Revert my patch from April 9.
195 (assemble_start_function): Revert my patch from April 9.
196 (assemble_end_function): Revert my patch from April 9.
197 (default_section_type_flags_1): Revert my patch from April 9.
199 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
201 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
202 * config/sparc/sparc.md (untyped_call): Save the registers manually.
204 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
206 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
209 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
210 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
212 2004-04-12 Richard Henderson <rth@redhat.com>
214 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
215 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
216 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
217 (UNSPEC_*, UNSPECV_*): Renumber.
219 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
222 From Richard Henderson <rth@redhat.com>:
223 * tree-mudflap.c (mf_build_check_statement_for): Correct block
226 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
228 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
230 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
232 * config/bfin/bfin.c (bfin_library_id_string): Remove.
233 (bfin_library_id): New variable.
234 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
235 instead of bfin_library_id_string.
236 (bfin_handle_option): New function.
237 (override_options): Remove most code to deal with shared library IDs,
238 just check they aren't used without -mid-shared-library.
239 (TARGET_HANDLE_OPTION): Define.
240 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
241 * config/bfin/bfin.opt (mshared-library-id=): New.
243 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
245 * tree-vect-transform.c: Fix comment typos.
247 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
249 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
250 split critical edges when not possible/profitable.
252 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
254 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
255 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
256 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
257 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
258 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
259 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
260 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
261 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
263 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
264 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
265 * config/ns32k/ns32k.opt: New file.
267 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
269 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
270 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
271 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
272 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
273 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
274 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
275 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
276 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
277 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
278 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
279 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
280 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
281 (MASK_COLDFIRE): Formatting fixes.
282 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
283 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
284 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
285 "_current_shared_library_a5_offset_".
286 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
287 (MASK_ALL_CPU_BITS): New macro.
288 (m68k_handle_option): New function.
289 (override_options): Remove handling of m68k_library_id_string.
290 * config/m68k/m68k.opt: New file.
291 * config/m68k/ieee.opt: New file.
293 2005-04-11 Mark Mitchell <mark@codesourcery.com>
295 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
296 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
297 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
298 (TARGET_CXX): Adjust accordingly.
299 * target.h (struct gcc_target): Remove epxort_class_data. Add
300 determine_class_data_visibility and class_data_always_comdat.
301 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
302 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
303 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
304 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
305 (arm_cxx_determine_class_data_visibility): New.
306 (arm_cxx_class_data_always_comdat): Likewise.
307 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
308 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
309 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
310 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
311 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
314 2005-04-11 Devang Patel <dpatel@apple.com>
316 * tree-data-ref.c (build_classic_dist_vector,
317 compute_subscript_distance): Make externally visible.
318 * tree-data-ref.h (build_classic_dist_vector,
319 compute_subscript_distance): Same.
320 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
321 Check distance vector against vectorization factor.
322 (vect_analyze_loop): Determine vectorizaion factor before
323 analyzing data dependences.
324 * tree-vectorizer.c (loops_num): Make it externally visible and
326 * tree-vectorizer.c (vect_loops_num): ... new name.
327 * tree-vectorizer.h (vect_loops_num): New.
329 2005-04-11 Devang Patel <dpatel@apple.com>
331 * tree-vect-analyze.c (vect_analyze_operations): Check
332 vectorizable codition.
333 * tree-vect-transform.c (vect_is_simple_cond): New function.
334 (vectorizable_condition): New function.
335 (vect_transform_stmt): Handle condition_vec_info_type.
336 * tree-vectorizer.h (enum stmt_vec_info_type): Add
337 condition_vec_info_type.
338 (vectorizable_condition): New.
340 2005-04-11 Geoffrey Keating <geoffk@apple.com>
342 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
343 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
344 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
346 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
347 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
349 * dwarf2out.c (output_line_info): Don't try to dereference
350 a NULL current_function_decl.
352 * config/t-slibgcc-darwin: Don't put shared libraries in
353 directories other than $(slibdir).
354 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
357 2005-04-11 Diego Novillo <dnovillo@redhat.com>
359 PR tree-optimization/20933
360 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
361 logic to reject aliases between read-only and writable
363 (may_alias_p): ... here.
364 (get_tmt_for): Do not associate read-only tags to pointers
365 whose pointed-to type is not read-only.
366 * tree-ssa.c (verify_ssa): Check that memory stores have at
367 least one V_MAY_DEF or V_MUST_DEF.
369 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
372 * configure.ac (gcc_UNLOCKED_FUNCS): New.
373 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
374 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
375 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
377 (fwrite_unlocked): Fix prototype.
379 * configure, config.in: Regenerate.
381 2005-04-11 David Edelsohn <edelsohn@gnu.org>
383 * tree-ssa-loop-im.c: Include real.h.
384 (determine_invariantness_stmt): If real division divisor is
385 invariant and flag_unsafe_math_optimizations enabled, generate
386 invariant reciprocal for hoisting.
387 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
389 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
391 Fix PR tree-optimization/20926
393 * tree-ssa-alias.c (add_type_alias): Handle subvars.
395 2005-04-11 Devang Patel <dpatel@apple.com>
397 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
400 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
402 * fold-const.c (fold_binary_op_with_conditional_arg):
403 use fold_buildN instead of "fold (buildN" in some
405 (fold_unary): Likewise.
406 (fold_binary): Likewise.
408 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
410 Fix PR tree-optimization/20612
411 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
413 (perfect_nestify): preheaderbb is *not* part of loop of the
416 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
418 * tree-ssa-alias.c (may_alias_p): If the variable
419 is a global variable and the pointer is parameter
420 and -fargument-noalias-global is used, then
421 the pointer cannot alias the variable.
423 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
425 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
426 * config/sparc/sparc.h: Likewise.
427 * config/sparc/sparc.md: Likewise.
429 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
431 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
433 * tree-vrp.c: Fix a comment typo.
435 2005-04-11 Diego Novillo <dnovillo@redhat.com>
437 PR tree-optimization/20920
438 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
439 SSA_NAME flows through an abnormal edge.
440 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
441 through abnormal edges.
442 (maybe_add_assert_expr): Likewise.
444 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
446 * config/s390/s390.h (s390_tune_string, s390_arch_string)
447 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
448 (s390_stack_size_string, s390_stack_guard_string, target_flags)
449 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
450 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
451 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
452 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
453 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
454 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
455 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
456 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
457 (TARGET_HANDLE_OPTION): Likewise.
458 (s390_tune): Initialize to PROCESSOR_max.
459 (s390_arch_string): Make static.
460 (s390_tune_string, s390_warn_framesize_string): Delete.
461 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
462 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
463 (s390_handle_arch_option, s390_handle_option): New functions.
464 (override_options): Remove parsing of option strings.
465 * config/s390/s390.opt: New file.
467 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
469 * tree-complex.c (expand_vector_operations): Call
470 update_stmt_if_modified.
472 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
474 * tree-vect-analyze (vect_determine_vectorization_factor):
475 Do not use GET_MODE_NUNITS.
476 * tree-vect-transform.c (vect_get_vec_def_for_operand,
477 (vectorizable_load, vect_transform_loop): Likewise.
479 2005-04-11 Uros Bizjak <uros@kss-loka.si>
481 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
482 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
483 * optabs.h (enum optab_index): Add new OTI_lceil.
484 (lceil_optab): Define corresponding macro.
485 * optabs.c (init_optabs): Initialize lceil_optab.
486 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
487 and lceildi2 patterns.
488 * builtins.c (expand_builtin_int_roundingfn): Handle
489 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
490 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
491 BUILT_IN_LLCEIL{,F,L}.
492 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
493 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
494 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
495 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
496 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
497 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
498 into lceil built-in function and (long long int)ceil{,f,l} into
499 llceil built-in function.
500 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
503 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
505 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
508 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
510 * config/arm/arm.c: Fix a comment typo.
511 * doc/tree-ssa.texi: Fix a typo.
513 2005-04-10 Steven Bosscher <stevenb@suse.de>
515 * cselib.c (clear_table): Rename to cselib_clear_table.
516 * cselib.h (cselib_clear_table): Add prototype.
517 * gcse.c (gcse_main): Make 'f' argument unused.
518 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
519 of each basic block instead.
520 (compute_sets, compute_hash_table_work): Likewise.
521 (constprop_register): Change int 'alter_jumps' argument to bool.
522 (do_local_cprop): Likewise.
523 (local_cprop_pass): Likewise. Also walk basic blocks instead of
524 the insn chain. Explicitly clear the cselib tables after finishing
525 one basic block. Make sure there are no unterminated libcall blocks.
526 Update compute_sets call.
527 (cprop): Walk basic blocks instead of the insn chain.
528 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
530 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
531 one_cprop_pass calls.
533 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
535 * combine.c (combine_simplify_rtx): Remove a transformation that
536 relies on an invalid assumption about rtl sign-extension semantics.
538 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
540 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
541 to build_int_cst_wide.
543 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
546 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
547 set the original address pseudo to the correct value before the
548 original insn, if possible, and leave the insn alone, otherwise
549 create a new pseudo, set it and replace it in the insn.
550 * recog.c (validate_change_maybe_volatile): New.
551 * recog.h (validate_change_maybe_volatile): Declare.
553 2005-04-09 Caroline Tice <ctice@apple.com>
555 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
556 Remove targetm.have_named_sections test.
557 (fix_edges_for_rarely_executed_code): Likewise.
558 (insert_section_boundary_note): Likewise.
559 (reorder_basic_blocks): Check partitioning flag before calling
560 verify_hot_cold_block_grouping.
561 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
562 the function struct rather than global variables.
563 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
564 (COLD_END_LABEL): Likewise
565 (cold_text_section_label): New static global variable.
566 (cold_end_label): Likewise.
567 (dwarf2out_switch_text_section): Get hot/cold section labels from
568 the function struct rather than global variables.
569 (output_aranges): Use cold_text_section_label and cold_end_label;
570 check partitioning flag before putting out delta.
571 (output_ranges): Remove incorrect code attempting to use
573 (output_line_info): Get cold section label from function struct.
574 (add_location_or_const_value_attribute): Likewise.
575 (get_subprogram_die): Get hot/cold section labels from function struct.
576 (dwarf2out_var_location): Likewise.
577 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
578 write out cold_text_section_label if partition flag is set.
579 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
580 * function.h (struct function): Add new fields to point to hot/cold
581 section labels: hot_section_label, cold_section_label,
582 hot_section_end_label and cold_section_end_label; also add new field
583 for cold text section name, unlikely_text_section_name.
584 * opts.c (decode_options): Turn off partitioning flag if
585 !targetm.have_named_sections.
586 * output.h (hot_section_label): Remove.
587 (hot_section_end_label): Remove.
588 (cold_section_end_label): Remove.
589 (unlikely_section_label): Remove.
590 (unlikely_text_section_name): Remove.
591 * passes.c (rest_of_handle_final): Remove code that frees
592 unlikely_text_section_name.
593 * varasm.c (unlikely_section_label): Remove.
594 (hot_section_label): Remove.
595 (hot_section_end_label): Remove.
596 (cold_section_end_label): Remove.
597 (unlikely_text_section_name): Remove.
598 (initialize_cold_section_name): Modify to call
599 targetm.strip_name_encoding; to store cold section name in current
600 function struct, if it exists; and to only use the decl_section_name
601 if flag_named_sections is true.
602 (unlikely_text_section): Modify to get section name out of current
603 function struct, if there is one; otherwise build it from
604 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
605 (in_unlikely_text_section): Likewise.
606 (named_section): Modify to get/put cold section name in current function
607 struct, if there is one.
608 (function_section): Change 'bool unlikely' to 'int reloc'; check
609 targetm.have_named_sections before calling named_section.
610 (current_function_section): Likewise.
611 (assemble_start_function): Modify to get/put unlikely_text_section_name
612 in current function struct; modify to get hot/cold section labels
613 from function struct; initialize labels using
614 ASM_GENERATE_INTERNAL_LABEL;
615 test partitioning flag before writing out hot section label.
616 (assemble_end_function): Test partitioning flag before writing out
617 hot/cold section labels.
618 (default_section_type_flags_1): Modify to use array instead of
619 char* for unlikely_text_section_name; set flags correctly for
620 cold text section if there is not a current function decl.
622 2005-04-09 Jakub Jelinek <jakub@redhat.com>
624 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
625 and TI_VA_LIST_FPR_COUNTER_FIELD.
626 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
627 * tree-pass.h (pass_stdarg): Add.
628 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
629 * tree-stdarg.c: New file.
630 * tree-stdarg.h: New file.
631 * Makefile.in (OBJS-common): Add tree-stdarg.o.
632 (tree-stdarg.o): Add dependencies.
633 * function.h (struct function): Add va_list_gpr_size and
634 va_list_fpr_size fields.
635 * function.c (allocate_struct_function): Initialize them.
636 * target.h (struct gcc_target): Add stdarg_optimize_hook.
637 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
638 (TARGET_INITIALIZER): Add it.
640 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
641 va_list_{g,f}pr_counter_field.
642 (ix86_setup_incoming_varargs): Don't do anything if reg_save
643 area will not be used. Only save registers that tree-stdarg.c
644 detected they need saving.
645 (ix86_va_start): Don't set up fields that won't be used.
647 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
648 va_list_{g,f}pr_counter_field.
649 (setup_incoming_varargs): Don't do anything if reg_save
650 area will not be used. Only save registers that tree-stdarg.c
651 detected they need saving.
652 (rs6000_va_start): Don't set up fields that won't be used.
654 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
655 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
656 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
657 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
659 2005-04-09 Jakub Jelinek <jakub@redhat.com>
662 * config/i386/i386.c (construct_container): Pass empty aligned
663 struct, union or class in memory.
665 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
667 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
668 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
669 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
670 config/rs6000/predicates.md: Fix comment typos.
672 * sched-int.h (haifa_insn_data): Remove blockage and units.
673 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
674 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
675 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
677 2005-04-09 Jan Hubicka <jh@suse.cz>
678 Steven Bosscher <stevenb@suse.de>
680 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
681 * cfgloop.c (get_loop_exit_edges): Likewise.
682 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
684 * loop-unroll.c (analyze_insns_in_loop): Likewise.
685 * tree-cfg.c (dump_cfg_status): Likewise.
687 2005-04-09 David Edelsohn <edelsohn@gnu.org>
689 * config/rs6000/predicates.md (altivec_register_operand): Remove
690 redundant match_code test.
691 (gpc_reg_operand): Same.
692 (cc_reg_operand): Same.
693 (cc_reg_not_cr0_operand): Same.
695 2005-04-09 Jan Hubicka <jh@suse.cz>
697 Forgotten hunk from my last merge patch:
698 * final.c (output_addr_const): Do not call mark_referenced.
700 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
702 * doc/tree-ssa.texi: Add immediate use documentation.
704 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
706 * arm.c (FL_WBUF): Define.
707 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
708 (arm_is_6_or_7): Delete.
709 (arm_tune_wbuf): New.
710 (arm_override_options): Set arm_tune_wbuf.
711 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
712 (arm_is_6_or_7): Delete declaration.
713 (arm_tune_wbuf): New declartion.
714 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
715 (model_wbuf): Derive from arm_tune_wbuf.
716 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
717 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
718 (arm740t): Mark CPUs as having a write buffer.
720 2005-04-09 Uros Bizjak <uros@kss-loka.si>
722 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
723 of 'const_double_operand' in operand 2 constraints. Update enable
726 2005-04-09 Uros Bizjak <uros@kss-loka.si>
728 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
729 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
730 * optabs.h (enum optab_index): Add new OTI_lfloor.
731 (lfloor_optab): Define corresponding macro.
732 * optabs.c (init_optabs): Initialize lfloor_optab.
733 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
734 and lfloordi2 patterns.
735 * builtins.c (expand_builtin_int_roundingfn): New prototype.
736 (expand_builtin_int_roundingfn): New function.
737 (fold_builtin_int_roundingfn): New prototype.
738 (fold_builtin_int_roundingfn): New function, renamed from
740 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
741 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
742 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
743 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
744 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
745 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
746 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
747 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
748 into lfloor built-in function and (long long int)floor{,f,l} into
749 llfloor built-in function.
750 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
753 2005-04-08 Ian Lance Taylor <ian@airs.com>
755 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
756 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
757 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
758 (DO_COND, DO_BODY): Likewise.
759 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
760 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
761 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
762 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
763 (build_continue_stmt, build_break_stmt): Don't declare.
764 (c_do_switch_warnings): Update declaration.
765 * c-gimplify.c (enum bc_t): Remove.
766 (struct c_gimplify_ctx, ctxp): Remove.
767 (push_context, pop_context): Remove static functions.
768 (c_genericize): Don't call push_context or pop_context.
769 (begin_bc_block, finish_bc_block): Remove static functions.
770 (build_bc_goto): Likewise.
771 (gimplify_c_loop): Likewise.
772 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
773 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
774 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
775 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
776 * c-common.c (c_do_switch_warnings): Rename from
777 c_do_switch_warnings_1.
778 (c_do_switch_warnings) [old version]: Remove.
779 (c_do_switch_expr_warnings): Remove.
780 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
781 function instead of c_do_switch_expr_warnings.
782 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
783 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
784 * c-pretty-print.c (pp_c_statement): Likewise.
785 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
787 2005-04-08 Devang Patel <dpatel@apple.com>
789 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
790 While selecting replacement condition pay attention to loop header.
792 2005-04-08 Diego Novillo <dnovillo@redhat.com>
794 Merge from tree-cleanup-branch: VRP, store CCP, store
795 copy-prop, incremental SSA updating of FUD chains and
796 newly exposed symbols.
798 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
799 (OBJS-common): Add tree-vrp.o.
800 (tree-vrp.o): New rule.
801 * basic-block.h (nearest_common_dominator_for_set): Declare.
802 * common.opt (ftree-store-ccp): New flag.
803 (ftree-copy-prop): New flag.
804 (ftree-vrp): New flag.
805 (ftree-store-copy-prop): New flag.
806 * dominance.c (nearest_common_dominator_for_set): New.
807 * domwalk.c (walk_dominator_tree): Only traverse
808 statements in blocks marked in walk_data->interesting_blocks.
809 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
810 * fold-const.c (fold): Handle ASSERT_EXPR.
811 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
812 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
813 flag_tree_vrp at -O2.
814 * timevar.def (TV_TREE_VRP): Define.
815 (TV_TREE_COPY_PROP): Define.
816 (TV_TREE_STORE_COPY_PROP): Define.
817 (TV_TREE_SSA_INCREMENTAL): Define.
818 (TV_TREE_STORE_CCP): Define.
819 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
820 to kill_redundant_phi_nodes from comment.
821 (verify_expr): Handle ASSERT_EXPR.
822 * tree-dfa.c (mark_new_vars_to_rename): Remove second
823 argument. Update all users.
824 (mark_call_clobbered_vars_to_rename): Remove. Update all
826 * tree-flow-inline.h (unmodifiable_var_p): New.
827 * tree-flow.h (enum value_range_type): Declare.
828 (struct value_range_def): Declare.
829 (value_range): Declare.
830 (remove_all_phi_nodes_for): Remove. Update all users.
831 (find_phi_node_for): Declare.
832 (add_type_alias): Declare.
833 (count_uses_and_derefs): Declare.
834 (kill_redundant_phi_nodes): Remove.
835 (rewrite_into_ssa): Remove.
836 (rewrite_def_def_chains): Remove.
837 (update_ssa, register_new_name_mapping, create_new_def_for,
838 need_ssa_update_p, name_registered_for_update_p,
839 release_ssa_name_after_update_ssa, dump_repl_tbl,
840 debug_repl_tbl, dump_names_replaced_by,
841 debug_names_replaced_by, mark_sym_for_renaming,
842 mark_set_for_renaming, get_current_def, set_current_def,
843 get_value_range, dump_value_range, debug_value_range,
844 dump_all_value_ranges, debug_all_value_ranges,
845 expr_computes_nonzero, loop_depth_of_name,
846 unmodifiable_var_p): Declare.
847 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
849 * tree-into-ssa.c (block_defs_stack): Update comment.
850 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
851 syms_to_rename, names_to_release, repl_tbl,
852 need_to_initialize_update_ssa_p, need_to_update_vops_p,
853 need_to_replace_names_p): New locals.
854 (NAME_SETS_GROWTH_FACTOR): Define.
855 (struct repl_map_d): Declare.
856 (struct mark_def_sites_global_data): Add field
858 (enum rewrite_mode): Declare.
859 (REGISTER_DEFS_IN_THIS_STMT): Define.
860 (compute_global_livein): Use last_basic_block instead of
862 (set_def_block): Remove last argument. Update all callers.
863 (prepare_use_operand_for_rename): Remove. Update all callers.
864 (prepare_def_operand_for_rename): Remove. Update all callers.
865 (symbol_marked_for_renaming): New.
868 (repl_map_hash): New.
870 (repl_map_free): New.
871 (names_replaced_by): New.
872 (add_to_repl_tbl): New.
873 (add_new_name_mapping): New.
874 (mark_def_sites): Assume that all the operands in the
875 statement are in normal form.
876 (find_idf): Assert that the block in the stack is valid.
877 (get_default_def_for): New.
878 (insert_phi_nodes_for): Add new argument 'update_p'.
880 If update_p is true, add a new mapping between the LHS of
881 each new PHI and the name that it replaces.
882 (insert_phi_nodes_1): Only call find_idf if needed.
883 (get_reaching_def): Call get_default_def_for.
884 (rewrite_operand): Remove.
885 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
886 and REWRITE_THIS_STMT are false.
887 Assume that all the operands in the statement are in
889 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
890 (rewrite_virtual_phi_arguments): Remove.
891 (invalidate_name_tags): Remove.
892 (register_new_update_single, register_new_update_set,
893 rewrite_update_init_block, replace_use,
894 rewrite_update_fini_block, rewrite_update_stmt,
895 rewrite_update_phi_arguments): New.
896 rewrite_blocks): Remove argument 'fix_virtual_phis'.
897 Add arguments 'entry', 'what' and 'blocks'.
898 Initialize the dominator walker according to 'what' and
900 Start the dominator walk at 'entry'.
901 (mark_def_site_blocks): Add argument 'interesting_blocks'.
902 Use it to configure the dominator walker.
903 (rewrite_into_ssa): Remove argument 'all'.
905 (rewrite_all_into_ssa): Remove.
906 (rewrite_def_def_chains): Remove.
907 (mark_def_interesting, mark_use_interesting,
908 prepare_phi_args_for_update, prepare_block_for_update,
909 prepare_def_site_for, prepare_def_sites,
910 dump_names_replaced_by, debug_names_replaced_by,
911 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
912 delete_update_ssa, create_new_def_for,
913 register_new_name_mapping, mark_sym_for_renaming,
914 mark_set_for_renaming, need_ssa_update_p,
915 name_registered_for_update_p, ssa_names_to_replace,
916 release_ssa_name_after_update_ssa,
917 insert_updated_phi_nodes_for, update_ssa): New.
918 * tree-loop-linear.c (linear_transform_loops): Call
919 update_ssa instead of rewrite_into_ssa.
920 * tree-optimize.c (vars_to_rename): Remove.
922 (init_tree_optimization_passes): Replace
923 pass_redundant_phi with pass_copy_prop.
925 Replace pass_ccp with pass_store_ccp.
926 Add pass_store_copy_prop after pass_store_ccp.
927 (execute_todo): If the TODO_ flags don't include updating
928 the SSA form, assert that it does not need to be updated.
929 Call update_ssa instead of rewrite_into_ssa and
930 rewrite_def_def_chains.
931 If TODO_verify_loops is set, call verify_loop_closed_ssa.
932 (tree_rest_of_compilation):
933 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
934 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
935 TODO_cleanup_cfg): Renumber.
936 (TODO_verify_loops, TODO_update_ssa,
937 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
938 TODO_update_ssa_only_virtuals): Define.
939 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
941 * tree-phinodes.c (make_phi_node): Update documentation.
942 (remove_all_phi_nodes_for): Remove.
943 (find_phi_node_for): New.
944 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
945 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
946 (interpret_rhs_modify_expr): Likewise.
947 * tree-sra.c (decide_instantiations): Mark all symbols in
948 SRA_CANDIDATES for renaming.
949 (mark_all_v_defs_1): Rename from mark_all_v_defs.
950 (mark_all_v_defs): New function. Update all users to call it
951 with the whole list of scalarized statements, not just the
953 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
954 (compute_flow_insensitive_aliasing): If the tag is
955 unmodifiable and the variable isn't or vice-versa, don't
956 make them alias of each other.
957 (setup_pointers_and_addressables): If the type tag for
958 VAR is about to change, mark the old one for renaming.
959 (add_type_alias): New.
960 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
961 (ccp_lattice_t): Rename from latticevalue.
962 (value): Remove. Update all users.
963 (const_val): New local variable.
964 (do_store_ccp): New local variable.
965 (dump_lattice_value): Handle UNINITIALIZED.
966 (debug_lattice_value): New.
967 (get_default_value): Re-write.
968 (set_lattice_value): Re-write.
969 (def_to_varying): Remove. Update all users.
970 (likely_value): Return VARYING for statements that make
971 stores when STORE_CCP is false.
972 Return VARYING for any statement other than MODIFY_EXPR,
973 COND_EXPR and SWITCH_EXPR.
974 (ccp_initialize): Re-write.
975 (replace_uses_in, replace_vuse_in, substitute_and_fold):
976 Move to tree-ssa-propagate.c.
977 (ccp_lattice_meet): Handle memory stores when
978 DO_STORE_CCP is true.
979 (ccp_visit_phi_node): Likewise.
980 (ccp_fold): Likewise.
981 (evaluate_stmt): Likewise.
982 (visit_assignment): Likewise.
983 (ccp_visit_stmt): Likewise.
984 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
988 (do_ssa_store_ccp): New.
989 (gate_store_ccp): New.
990 (pass_store_ccp): Declare.
991 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
992 (may_propagate_copy): Reformat.
993 Don't abort if ORIG is a virtual and DEST isn't.
994 If NEW does not have alias information but DEST does,
996 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
997 copy_prop_kind, which_copy_prop): Declare.
998 (stmt_may_generate_copy, get_copy_of_val,
999 get_last_copy_of, set_copy_of_val, dump_copy_of,
1000 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1001 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1002 init_copy_prop, fini_copy_prop, execute_copy_prop,
1003 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1004 store_copy_prop): New.
1005 (pass_copy_prop, pass_store_copy_prop): Declare.
1006 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1007 'num_const_prop' and 'num_copy_prop'.
1008 (cprop_operand): Update them.
1009 (dump_dominator_optimization_stats): Dump them.
1010 (tree_ssa_dominator_optimize): Call update_ssa instead of
1012 (loop_depth_of_name): Declare extern.
1013 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1014 values for LOW or HIGH.
1015 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1016 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1017 (cprop_operand): Only propagate if VAL != OP.
1018 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1019 statement for renaming.
1020 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1021 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1022 add_type_alias if necessary.
1023 Call mark_new_vars_to_rename.
1024 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1025 mark every statement updated, call update_ssa and
1026 rewrite_into_loop_closed_ssa.
1027 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1028 from LIVEIN if VAR is a virtual.
1029 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1030 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1031 (get_call_expr_operands): Reformat statement.
1032 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1034 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1035 SSA_NAME_VALUE for every name.
1036 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1037 get_value_loaded_by): New.
1038 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1039 substitute_and_fold): Move from tree-ssa-ccp.c.
1040 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1041 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1042 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1044 * tree-ssa.c (verify_use): Fix error message.
1045 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1046 check_phi_redundancy, kill_redundant_phi_nodes,
1047 pass_redundant_phi): Remove. Update all users.
1048 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1049 add_type_alias, if necessary.
1050 * tree-vectorizer.h (struct _stmt_vect_info): Update
1051 documentation for field 'memtag'.
1052 * tree-vrp.c: New file.
1053 * tree.def (ASSERT_EXPR): Define.
1054 * tree.h (ASSERT_EXPR_VAR): Define.
1055 (ASSERT_EXPR_COND): Define.
1056 (SSA_NAME_VALUE_RANGE): Define.
1057 (struct tree_ssa_name): Add field 'value_range'.
1058 (PHI_REWRITTEN): Remove.
1059 (struct tree_phi_node): Remove field 'rewritten'.
1060 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1061 -ftree-store-copy-prop): Document.
1062 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1063 Document usage of update_ssa.
1065 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1068 * config/rs6000/predicates.md (altivec_register_operand): Accept
1070 (and64_operand): Do not limit CONST_INT to mask64_operand.
1071 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1072 (and_operand): Do not limit CONST_INT to mask_operand.
1074 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1076 PR rtl-optimization/20466
1077 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1078 for overlap of the address of each list member.
1079 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1081 2005-04-08 Mike Stump <mrs@apple.com>
1083 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1085 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1088 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1090 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1092 * function.c (push_function_context_to): Don't set
1094 * function.h (function): Remove contains_functions.
1095 (current_function_contains_functions): Remove.
1097 * function.h (function): Remove instrument_entry_exit.
1098 (current_function_instrument_entry_exit): Remove.
1100 * function.h (nonlocal_labels): Remove.
1102 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1104 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1105 (check_attr_value, write_attr_get, write_expr_attr_cache,
1106 find_attr, make_internal_attr): Don't reference negative_ok or
1108 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1109 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1110 (ATTR_STATIC): Adjust the value.
1112 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1114 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1116 * config/s390/tpf.h (ASM_SPEC): Define.
1118 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1120 * tree-flow.h: Remove the prototype for
1121 redirect_immediate_uses.
1122 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1124 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1126 * arm.c (arm_const_double_by_parts): New function.
1127 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1128 * arm.md (define_split for 64-bit constants): Add another one.
1130 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1132 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1134 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1136 * system.h: Revert last change.
1138 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1140 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1141 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1142 (TARGET_SWITCHES): Delete.
1143 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1144 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1145 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1146 * config/xtensa/xtensa.opt: New file.
1148 2005-04-08 Ben Elliston <bje@au.ibm.com>
1150 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1151 * config/fp-bit.h: Tidy comments.
1153 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1155 * system.h: Poison PARAMS.
1157 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1159 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1160 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1161 (TARGET_SWITCHES): Delete.
1162 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1163 * config/vax/vax.opt: New file.
1165 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1167 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1169 2005-04-07 Ian Lance Taylor <ian@airs.com>
1171 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1173 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1174 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1177 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1179 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1180 all immediate uses in PHI nodes.
1182 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1184 * arm.c (arm_const_double_inline_cost): Handle any constant by
1185 using gen_lowpart and gen_highpart_mode.
1186 (note_invalid_constants): All constants in an RTX with a constraint
1187 that permits memory are now pushed to the constant pool.
1188 (output_move_double): Delete code to handle reg to reg and
1189 constant to reg moves.
1190 (const_double_needs_minipool, output_mov_immediate): Delete.
1191 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1192 CONST_INT and CONST_VECTOR.
1193 * arm.md (ANY64): New mode macro.
1194 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1195 (movdf_soft_insn): Split reg-reg and const-reg moves.
1196 (split patterns for 64-bit constant and register moves): New.
1197 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1198 (cirrus_movdf_hard_insn): Likewise.
1199 * fpa.md (movdf_fpa): Likewise.
1200 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1201 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1203 (movv2si_internal_2): Likewise.
1204 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1205 (movdf_vfp): Likewise.
1206 * arm-protos.h (output_mov_immediate): Delete prototype.
1208 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1211 * simplify-rtx.c (simplify_unary_operation_1): Check
1212 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1214 2005-04-06 James E Wilson <wilson@specifixinc.com>
1217 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1220 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1222 * coverage.h (GCOV_TYPE_NODE): Delete.
1223 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1224 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1225 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1226 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1227 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1229 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1232 * Makefile.in (gcc.pot): Remove options.c dependency.
1233 * optc-gen.awk: Don't quote help strings with N_().
1235 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1237 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1238 the function returns a pointer type.
1240 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1242 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1243 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1244 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1245 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1246 explicit_uses members.
1247 (get_or_create_used_part_for): Initialize new fields.
1248 (fieldoff_compare): New function.
1249 (create_overlap_variables_for): Count number of fields, use
1250 heuristic to determine whether to create subvars for vars with
1252 Sort the field list by offset and avoid creating duplicate SFT's.
1254 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1256 * c.opt (-F): Remove trailing whitespace from help string.
1257 (-finput-charset): Use a tab to separate the switch name and help
1259 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1260 (-ftree-vectorizer-verbose): Likewise.
1262 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1264 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1265 a PHI argument where a use occurs instead of all PHI arguments.
1267 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1269 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1272 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1274 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1275 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1276 config/bfin/bfin.h: Fix comment typos.
1278 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1280 * doc/install.texi: Update the URL for Jacks.
1281 * doc/sourcebuild.texi: Likewise.
1283 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1286 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1287 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1289 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1291 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1293 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1295 * config/v850/v850-protos.h (override_options): Delete.
1296 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1297 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1298 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1299 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1300 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1301 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1302 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1303 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1304 (OVERRIDE_OPTIONS): Delete.
1305 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1306 (small_memory_info): Remove the value field.
1307 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1309 * config/v850/v850.c (small_memory): Remove the value field.
1310 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1311 (override_options): Delete.
1312 (v850_handle_memory_option, v850_handle_option): New functions.
1313 * config/v850/v850.opt: New file.
1315 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1317 * config.host: Add a section for generic hosts, and a subsection
1318 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1319 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1320 * config/host-darwin.h: New.
1321 * config/x-darwin: New.
1322 * config/i386/host-i386-darwin.c: New.
1323 * config/i386/x-darwin: New.
1324 * config/rs6000/host-darwin.c: Include host-darwin.h.
1325 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1326 (darwin_rs6000_gt_pch_use_address): Likewise.
1327 * config/rs6000/x-darwin: Change name of .o built, update
1328 dependencies for changes to rs6000/host-darwin.c.
1330 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1333 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1335 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1337 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1338 split_loop_exit_edge instead of loop_split_edge_with.
1340 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1342 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1343 UNSPEC_SET_VSCR): New constants, used throughout.
1345 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1347 (altivec_vspltis<VI_char>): ... this pattern, using
1348 a QImode const_int_operand for the immediate.
1349 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1352 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1355 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1357 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1359 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1361 2005-04-06 Ben Elliston <bje@au.ibm.com>
1363 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1364 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1365 macros as living in "this file" and not gcc.h.
1367 2005-04-06 Ben Elliston <bje@au.ibm.com>
1369 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1370 -ftree-live_range_split. Perhaps renamed at some point?
1372 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1375 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1376 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1378 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1380 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1381 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1382 (number_of_iterations_special): New function.
1383 (number_of_iterations_exit): Use number_of_iterations_special.
1384 Use simplify_using_outer_evolutions only at -O3.
1385 (number_of_iterations_cond, tree_simplify_using_condition,
1386 simplify_using_initial_conditions, loop_niter_by_eval,
1387 compare_trees, can_count_iv_in_wider_type_bound,
1388 simplify_using_outer_evolutions): Use fold_build.
1390 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1392 * doc/install.texi (Configuration): Document --with-java-home.
1394 2005-04-05 Richard Henderson <rth@redhat.com>
1398 * config/i386/i386.c (print_operand): Handle vector zeros.
1399 (ix86_split_to_parts): Handle CONST_VECTOR.
1400 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1401 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1402 what modes to tie for MMX and SSE registers.
1403 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1404 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1405 to vector modes as well.
1406 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1407 properly as an input mode.
1409 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1411 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1413 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1415 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1417 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1419 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1420 and local functions, set sse_nregs to 8 and float_in_sse.
1421 (function_arg_advance, function_arg): If float_in_sse, pass
1422 SFmode and DFmode arguments in SSE registers.
1423 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1425 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1426 of -funit-at-a-time.
1428 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1430 * config/i386/i386-protos.h (ix86_function_value): Accept two
1431 arguments, like the target macro.
1432 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1433 * config/i386/i386.c (ix86_function_value): Accept the second
1434 argument of the target macro.
1435 (ix86_function_ok_for_sibcall): Pass a function pointer to
1436 ix86_function_value.
1437 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1438 call to ix86_value_regno).
1439 (ix86_value_regno): Add support for returning floating point values
1442 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1444 PR tree-optimization/20076
1445 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1446 that call __builtin_return or __builtin_apply_args.
1448 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1450 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1451 Use immediate use iterator.
1452 (stmt_is_bumper_for_loop): Use immediate use iterator.
1453 * predict.c (strip_builtin_expect): Use update_stmt.
1454 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1455 on all elements of a STATEMENT_LIST.
1456 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1457 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1458 (bsi_replace): Mark stmt as modified and the update it.
1459 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1460 (expand_complex_libcal): Call update_stmt.
1461 (expand_complex_comparison): Call mark_stmt_modified.
1462 (expand_complex_operations_1): Call update_stmt_if_modified.
1463 (expand_vector_operations_1): Call mark_stmt_modified.
1464 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1465 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1466 add_immediate_use, redirect_immediate_use,
1467 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1468 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1469 (mark_new_vars_to_rename): Call update_stmt.
1470 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1471 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1473 (unmodify_stmt): Delete.
1474 (update_stmt): New. Force an update of a stmt.
1475 (update_stmt_if_modified): update a stmt if it is out of date.
1476 (get_stmt_operands): Verify stmt is NOT modified.
1477 (stmt_modified_p): Update comment.
1478 (delink_imm_use): Remove a use node from its immuse list.
1479 (link_imm_use_to_list): Link a use node to a specific list.
1480 (link_imm_use): Link a node to the correct list.
1481 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1482 it in the correct list, if appropriate.
1483 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1484 (relink_imm_use): Link a use node in place of another node in a list.
1485 (relink_imm_use_stmt): LInk a node in place of another node, and set
1487 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1488 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1489 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1490 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1491 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1492 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1493 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1494 (has_zero_uses): New. Return true if there are no uses of a var.
1495 (has_single_use): New. Return true if there is only a single use of a
1497 (single_imm_use): New. Return the simgle immediate use.
1498 (num_imm_uses): New. Return the number of immediate uses.
1499 (get_v_must_def_ops): Use is now a pointer.
1500 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1501 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1503 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1504 (delink_stmt_imm_use): Delink all immuses from a stmt.
1505 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1506 * tree-flow.h (struct dataflow_d): Delete.
1507 (immediate_use_iterator_d): New. Immediate use iterator struct.
1508 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1509 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1510 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1512 (struct stmt_ann_d): Remove dataflow_t from struct.
1513 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1514 (if_convertible_phi_p): Use FAST immuse iterator.
1515 (if_convertible_loop_p): Don't call compute_immediate_uses.
1516 (replace_phi_with_cond_modify_expr): Call update_stmt.
1517 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1518 update_stmt_if_modified.
1519 (rewrite_all_into_ssa): Initialize ssa operands.
1520 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1521 compute_immediate_uses.
1522 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1523 ssa_property is available.
1524 (execute_one_pass): Change parameters passed to execute_todo.
1525 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1526 (remove_ssa_form): Call fini_ssa_operands.
1527 (insert_backedge_copies): Delete call to modify_stmt.
1528 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1529 (release_phi_node): Delink any use nodes before releasing.
1530 (resize_phi_node): Relink any use nodes.
1531 (remove_phi_arg_num): Delink the use node.
1532 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1533 (remove_all_phi_nodes_for): Release phi node first.
1534 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1535 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1536 (scalarize_use, scalarize_copy): Call update_stmt.
1537 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1538 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1539 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1540 (ccp_initialize): Remove call to compute_immediate_uses.
1541 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1542 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1544 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1545 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1546 (eliminate_redundant_computations): Call mark_stmt_modified.
1547 (cprop_operand): Call mark_stmt_modified.
1548 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1549 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1550 (dse_optimize_stmt): Use new immuse interface.
1551 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1552 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1553 (substitute_single_use_vars): Use new immuse interface.
1554 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1555 and compute_immediate_uses.
1556 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1558 (rewrite_mem_refs): Call update_stmt.
1559 (determine_lsm): Remove call to compute_imm_uses and free_df.
1560 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1561 (try_unroll_loop_completely): Call update_stmt.
1562 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1563 (rewrite_use_compare): Call update_stmt.
1564 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1565 (rewrite_use) : Call update_stmt.
1566 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1567 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1569 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1570 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1571 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1573 (initialize_vuse_operand): New. Initialize a vuse operand.
1574 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1575 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1576 (finalize_ssa_defs): Use stmt parameter.
1577 (correct_use_link): Ensure a use node is in the correct list, and has
1578 the correct stmt pointer.
1579 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1580 finalize_ssa_v_must_defs): Also initialize use nodes.
1581 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1582 (build_ssa_operands): Seperate parsing from final operand construction.
1583 (parse_ssa_operands): New. Parse entry point for operand building.
1584 (swap_tree_operands): New. Swap 2 tree operands.
1585 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1587 (get_expr_operands): Call swap_tree_operands when needed.
1588 (copy_virtual_operands): Use initialize routines for virtual use ops.
1589 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1590 (verify_abort): New. Issue imm_use error.
1591 (verify_imm_links): New Verify imm_use links for a var.
1592 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1593 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1594 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1595 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1596 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1597 (NULL_USE_OPERAND_P) Define.
1598 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1600 (struct vuse_operand_type): New struct.
1601 (SET_USE): Call set_ssa_use_from_ptr.
1603 (PHI_ARG_INDEX_FROM_USE): Define.
1604 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1605 argument via SET_USE, not PHI_ARG_DEF_TREE.
1606 * tree-ssa-pre.c (eliminate): Call update_stmt.
1607 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1609 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1610 (nearest_common_dominator_of_uses): Use imm_use iterator.
1611 (statement_sink_location): Use imm_use iterator and interface.
1612 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1613 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1614 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1615 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1616 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1617 if new parameter is true.
1618 (init_tree_ssa): Don't initialize operand cache here.
1619 (delete_tree_ssa): Don't destroy operand cache here.
1620 (propagate_into_addr): Pass in a use pointer, return true if anything
1622 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1623 (check_phi_redundancy): Use imm_use iterator.
1624 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1626 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1627 (release_ssa_name): Delink node and all elements in its imm_use list.
1628 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1629 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1630 * tree-vectorizer.c (need_imm_uses_for): Delete.
1631 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1632 * tree.h (struct ssa_imm_use_d): Define.
1633 (SSA_NAME_IMM_USE_NODE): Define.
1634 (struct tree_ssa_name): Add imm_use node.
1636 (PHI_ARG_IMM_USE_NODE): Define.
1637 (struct phi_arg_d): Add imm_use node.
1638 (struct tree_phi_node): Remove struct dataflow_d element.
1639 (TDF_STMTADDR): Define.
1641 2005-04-05 Dale Johannesen <dalej@apple.com>
1643 * doc/invoke.texi (Optimization Options): Remove
1644 duplicate -fcse-follow-jumps. Add -fweb.
1645 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1646 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1648 2005-04-05 Per Bothner <per@bothner.com>
1650 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1651 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1652 (warn_uninit): Get EXPR_LOCUS from context now instead.
1653 This fixes a USE_MAPPED_LOCATION testsuite failure.
1655 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1657 2005-04-05 Per Bothner <per@bothner.com>
1659 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1660 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1661 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1664 2004-04-05 Devang Patel <dpatel@apple.com>
1666 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1667 (lhsr<mode>3): ... new name.
1668 (altivec_vsra<VI_char>): Rename to ..
1669 (ashr<mode>3): ... new name.
1670 * config/rs6000/rs6000.c (builtin_description): Rename shift
1673 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1675 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1676 gen_lowpart_for_combine.
1677 * cse.c (gen_lowpart_if_possible): Move...
1678 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1680 (gen_lowpart_no_emit_general): Use it.
1682 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1684 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1687 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1689 * system.h: Fix typo.
1691 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1693 * config/bfin/bfin-modes.def: New file.
1694 * config/bfin/bfin-protos.h: New file.
1695 * config/bfin/bfin.c: New file.
1696 * config/bfin/bfin.h: New file.
1697 * config/bfin/bfin.md: New file.
1698 * config/bfin/bfin.opt: New file.
1699 * config/bfin/crti.s: New file.
1700 * config/bfin/crtn.s: New file.
1701 * config/bfin/elf.h: New file.
1702 * config/bfin/lib1funcs.asm: New file.
1703 * config/bfin/predicates.md: New file.
1704 * config/bfin/t-bfin: New file.
1705 * config/bfin/t-bfin-elf: New file.
1706 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1707 Document new attributes.
1708 (interrupt, interrupt_handler, saveall): Update documentation for
1710 * doc/install.texi (Specific): Add entry for the Blackfin.
1711 * doc/invoke.texi (Blackfin Options): New section.
1712 * doc/md.texi (Blackfin family): New section to document constraints.
1713 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1715 2005-04-05 Olivier Hainque <hainque@adacore.com>
1717 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1718 match what the system unwinder expects.
1719 * config/mips/mips.c (mips_frame_set): If we're saving the return
1720 address register and the dwarf return address column number differs
1721 from the hard register number, adjust the note reg to refer to the
1724 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1726 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1727 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1728 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1729 (processor_type): New enum.
1730 (mn10300_processor): New variable.
1731 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1732 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1733 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1734 (PROCESSOR_DEFAULT): New macro.
1735 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1736 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1737 (mn10300_handle_option, mn10300_override_options): New functions.
1738 * config/mn10300/mn10300.opt: New file.
1740 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1741 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1743 PR tree-optimization/19903
1744 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1745 that don't fit in their type after conversion.
1747 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1750 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1751 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1752 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1753 flag here. Implement using define_insn_and_split.
1754 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1755 (frndintxf2_mask_pm_i387): New insn patterns.
1756 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1757 Do not set ix86_optimize_mode_switching flag.
1758 (ceilsf2, ceildf2, ceilxf2): Same.
1759 (btruncsf2, btruncdf2, btruncxf2): Same.
1760 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1762 2005-04-05 Ian Lance Taylor <ian@airs.com>
1765 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1766 i386_pe_record_external_function.
1767 (i386_pe_record_external_function): Update declaration.
1768 * config/i386/winnt.c (struct extern_list): Add decl field.
1769 (i386_pe_record_external_function): Add decl parameter.
1770 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1772 * config/i386/i386-protos.h (i386_pe_record_external_function):
1775 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1777 * config/m68k/m68k-protos.h: Add a prototype for
1778 valid_dbcc_comparison_p_2.
1779 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1780 extend_operator, const_uint32_operand, const_sint32_operand,
1781 general_src_operand, nonimmediate_src_operand,
1782 memory_src_operand, post_inc_operand, pre_dec_operand,
1783 pcrel_address): Move to predicates to predicates.md.
1784 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1785 * config/m68k/m68k.md: Include predicates.md.
1786 * config/m68k/predicates.md: New.
1788 2005-04-04 Roger Sayle <roger@eyesopen.com>
1790 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1792 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1794 2005-04-04 Ian Lance Taylor <ian@airs.com>
1796 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1798 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1799 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1800 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1801 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1802 * c-common.c (c_do_switch_warnings_1): New static function broken
1803 out of c_do_switch_warnings.
1804 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1805 (c_do_switch_expr_warnings): New function.
1806 * c-common.h (c_do_switch_expr_warnings): Declare.
1808 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1809 Daniel Jacobowitz <dan@codesourcery.com>
1811 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1813 * rtlanal.c (may_trap_p): Same.
1815 2005-04-04 Dale Johannesen <dalej@apple.com>
1817 * ChangeLog: remove reference to ChangeLog.12.
1819 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1821 CRIS epilogue as RTL.
1822 * config/cris/cris.md: Change all 0 in unspec 0 to
1824 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1825 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1827 ("return"): Change to define_expand. Call cris_expand_return for
1829 ("*return_expanded"): New pattern.
1830 ("epilogue"): New define_expand.
1831 * config/cris/cris.h (PREDICATE_CODES): Add
1832 cris_load_multiple_op.
1833 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1835 (enum cris_retinsn_type): New.
1836 (struct machine_function): New member return_type.
1837 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1838 (cris_target_asm_function_epilogue): Remove, moving RTLified
1840 (cris_expand_epilogue): New function.
1841 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1842 (cris_gen_movem_load, cris_load_multiple_op)
1843 (cris_return_address_on_stack_for_return, cris_expand_return): New
1845 (cris_target_asm_function_prologue)
1846 (cris_initial_frame_pointer_offset): Call
1847 cris_reg_saved_in_regsave_area instead of complicated expression.
1848 Call cris_return_address_on_stack instead of an expression.
1849 (cris_print_operand) <case 'o', case 'O'>: New cases.
1850 (cris_return_address_on_stack): Change return-type to bool.
1851 (cris_simple_epilogue): Ditto. Return false if registers are
1853 * config/cris/cris-protos.h (cris_simple_epilogue)
1854 (cris_return_address_on_stack): Adjust prototype return type.
1855 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1856 (cris_return_address_on_stack_for_return): New prototypes.
1858 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1860 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1861 gpr_or_int12_operand.
1863 * config/frv/frv-protos.h: Add a prototype to
1864 frv_legitimate_memory_operand and frv_const_unspec_p.
1865 (frv_unspec): Move from frv.c.
1866 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1867 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1868 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1869 gpr_or_fpr_operand, gpr_or_int12_operand,
1870 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1871 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1872 int6_operand, int5_operand, uint5_operand, uint4_operand,
1873 uint1_operand, int_2word_operand, uint16_operand,
1874 upper_int16_operand, integer_register_operand,
1875 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1876 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1877 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1878 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1879 move_destination_operand, movcc_fp_destination_operand,
1880 frv_function_symbol_referenced_p, move_source_operand,
1881 condexec_dest_operand, condexec_source_operand,
1882 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1883 const_unspec_operand, gpr_or_memory_operand,
1884 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1885 icc_operand, fcc_operand, cc_operand, icr_operand,
1886 fcr_operand, cr_operand, call_operand, sibcall_operand,
1887 symbolic_operand, relational_operator,
1888 integer_relational_operator, float_relational_operator,
1889 ccr_eqne_operator, minmax_operator,
1890 condexec_si_binary_operator, condexec_si_media_operator,
1891 condexec_si_divide_operator, condexec_si_unary_operator,
1892 condexec_sf_conv_operator, condexec_sf_add_operator,
1893 condexec_memory_operand, intop_compare_operator, acc_operand,
1894 even_acc_operand, quad_acc_operand, accg_operand: Move to
1896 * config/frv/frv.h (PREDICATE_CODES): Remove.
1897 * config/frv/frv.md: Include predicates.md.
1898 * config/frv/predicates.md: New.
1900 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1903 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1904 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1905 (add_standard_iv_candidates_for_size): New function, extracting code
1906 from add_standard_iv_candidates and parameterizing it by type size.
1907 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1909 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1911 * system.h (GCOV_SIZE_TYPE): Unposion.
1912 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1913 (GCOV_TYPE_SIZE): ...this new macro.
1914 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1915 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1916 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1917 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1918 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1919 instead of unsigned_intSI_type_node.
1920 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1921 (rtl_gen_one_value_profiler_no_edge_manipulation)
1922 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1923 * value-prof.c: Include coverage.h.
1925 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1926 Diego Novillo <dnovillo@redhat.com>
1928 Fix PR tree-optimization/20703
1929 Fix PR tree-optimization/20725
1931 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1932 (create_expression_by_pieces): Ditto.
1933 (valid_in_set): Ditto. Also handle tcc_declaration.
1934 (find_or_generate_expression): Handle comparison class.
1935 (insert_into_preds_of_block): Ditto.
1936 (insert_aux): Ditto.
1937 (create_value_expr_from): Handle comparison class, recursively
1938 handle reference nodes.
1939 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1940 (execute_pre): Fix spacing.
1941 (do_fre): Renamed to execute_fre.
1943 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1945 * doc/invoke.texi (SPARC options): Document that
1946 -mlittle-endian is not supported on Linux either.
1948 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1952 * config.gcc (Obsolete configurations): Remove
1953 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1954 (sparclite-*-coff*): Delete.
1955 (sparclite-*-elf*): Likewise.
1956 (sparc86x-*-elf*): Likewise.
1957 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1958 * config/sparc/lite.h: Delete.
1959 * config/sparc/litecoff.h: Likewise.
1960 * config/sparc/liteelf.h: Likewise.
1961 * config/sparc/sp86x-elf.h: Likewise.
1962 * config/sparc/t-sparclite: Likewise.
1963 * config/sparc/t-sp86x: Likewise.
1965 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1967 * config/s390/s390-protos.h: (s390_comparison,
1968 s390_alc_comparison, s390_slb_comparison, const0_operand,
1969 consttable_operand, larl_operand, s_operand,
1970 shift_count_operand, bras_sym_operand, load_multiple_operation,
1971 store_multiple_operation, s390_plus_operand): Remove prototypes.
1972 (s390_legitimate_address_without_index_p): New prototype.
1973 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1975 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1976 const0_operand, consttable_operand, larl_operand, s_operand,
1977 shift_count_operand, bras_sym_operand, load_multiple_operation,
1978 store_multiple_operation, s390_plus_operand): Move to
1980 (check_mode): Remove.
1981 (s390_branch_condition_mask): Remove 'static'. Move prototype to
1983 (s390_legitimate_address_without_index_p): New.
1984 * config/s390/s390.h (PREDICATE_CODES): Remove.
1985 * config/s390/s390.md: Include predicates.md.
1986 * config/s390/predicates.md: New.
1988 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1991 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
1992 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
1993 (NEED_INDICATE_EXEC_STACK): Define to 1.
1994 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
1995 (NEED_INDICATE_EXEC_STACK): Define to 1.
1996 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
1997 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
1998 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
1999 (pic_helper_emitted_p): New global.
2000 (emit_pic_helper): New function extracted from...
2001 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2002 Do not call emit_pic_helper if delay_pic_helper is true.
2003 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2004 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2005 (sparc_file_end): New function.
2007 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2009 * config/mcore/mcore-protos.h: Remove the prototypes for
2010 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2011 mcore_general_movdst_operand, mcore_reload_operand,
2012 mcore_arith_J_operand, mcore_arith_K_operand,
2013 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2014 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2015 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2016 mcore_literal_K_operand, mcore_addsub_operand,
2017 mcore_compare_operand, mcore_load_multiple_operation,
2018 mcore_store_multiple_operation, mcore_call_address_operand.
2019 Add a prototype for const_ok_for_mcore.
2020 * config/mcore/mcore.c (mcore_call_address_operand,
2021 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2022 mcore_arith_reg_operand, mcore_reload_operand,
2023 mcore_arith_J_operand, mcore_arith_K_operand,
2024 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2025 mcore_arith_M_operand, mcore_arith_imm_operand,
2026 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2027 mcore_literal_K_operand, mcore_addsub_operand,
2028 mcore_compare_operand, mcore_load_multiple_operation,
2029 mcore_store_multiple_operation): Move to predicates.md.
2030 (const_ok_for_mcore): Export.
2031 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2032 * config/mcore/mcore.md: Include predicates.md.
2033 * config/mcore/predicates.md: New.
2035 * config/mcore/predicates.md: Fix a comment typo.
2037 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2038 Adrian Straetling <straetling@de.ibm.com>
2040 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2041 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2042 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2044 ("imul"): Removed from "type" attribute.
2045 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2046 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2047 Changed type to imulsi.
2048 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2050 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2052 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2053 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2054 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2055 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2056 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2057 (TARGET_SWITCHES, mcore_stack_increment_string)
2058 (TARGET_OPTIONS): Delete.
2059 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2060 than *_BIT constants.
2061 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2062 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2063 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2064 (mcore_override_options): Delete mcore_stack_increment code.
2065 Change use of M340_BIT to MASK_M340.
2066 * config/mcore/mcore.opt: New file.
2068 2005-04-04 Ian Lance Taylor <ian@airs.com>
2070 * config/arm/arm.c (replace_symbols_in_block): Remove static
2073 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2075 * config/fr30/fr30-protos.h: Remove the prototypes for
2076 stack_add_operand, add_immediate_operand,
2077 high_register_operand, low_register_operand, call_operand,
2078 di_operand, and nonimmediate_di_operand.
2079 * config/fr30/fr30.c (stack_add_operand,
2080 add_immediate_operand, high_register_operand,
2081 low_register_operand, call_operand, di_operand,
2082 nonimmediate_di_operand): Move to predicates.md.
2083 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2084 * config/fr30/fr30.md: Include predicates.md.
2085 * config/fr30/predicates.md: New.
2087 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2088 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2089 mcore_call_address_operand.
2091 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2092 general_movsrc_operand.
2094 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2096 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2099 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2102 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2105 2005-04-04 Richard Henderson <rth@redhat.com>
2106 Jakub Jelinek <jakub@redhat.com>
2108 PR rtl-optimization/16104
2109 * fold-const.c (fold_unary): Fix folding of vector conversions.
2111 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2113 * config.gcc (xstormy16-*-elf): Set extra_options.
2114 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2115 * config/stormy16/stormy16.opt: New file.
2117 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2119 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2120 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2121 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2122 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2123 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2124 (TARGET_UNIX_ASM): Delete.
2125 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2126 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2127 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2128 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2129 * config/pdp11/pdp11.opt: New file.
2131 2005-04-03 Roger Sayle <roger@eyesopen.com>
2132 Alexandre Oliva <aoliva@redhat.com>
2135 * fold-const.c (non_lvalue): Split tests into...
2136 (maybe_lvalue_p): New function.
2137 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2138 C++ front-end prior to lowering into gimple form.
2140 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2142 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2143 BUILT_IN_STRNCASECMP): New.
2144 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2147 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2150 * arm.md (addsi3_compare0_for_combiner): Delete.
2151 (addsi3_compare0_scratch_for_combiner): Delete.
2152 (cmpsi_neg_shiftsi): Delete.
2153 (compare_negsi_si): New pattern.
2154 (cmpsi_negshiftsi_si): New pattern.
2155 (negated_cbranchsi4): Restrict to equality_operator.
2157 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2160 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2162 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2165 * doc/install.texi: Fix a typo.
2167 2005-04-03 Steven Bosscher <stevenb@suse.de>
2170 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2171 a computed goto if the edge to the computed goto block has
2172 incoming abnormal edges. Clarify how the function works.
2174 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2176 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2177 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2178 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2179 hash_scan_set, reg_set_between_after_reload_p,
2180 reg_used_between_after_reload_p, get_avail_load_store_reg,
2181 eliminate_partially_redundant_load): Likewise.
2182 * postreload.c (reload_cse_simplify_set,
2183 reload_combine_note_use): Likewise.
2184 * predict.c (predict_insn, expected_value_to_br_prob,
2185 propagate_freq, expensive_function_p): Likewise.
2186 * print-rtl.c (print_rtx): Likewise.
2187 * profile.c (instrument_edges, instrument_values,
2188 compute_branch_probabilities, branch_prob, union_groups,
2189 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2190 * protoize.c (in_system_include_dir, file_could_be_converted,
2191 file_normally_convertible, gen_aux_info_file, seek_to_line,
2192 do_cleaning): Likewise.
2193 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2194 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2195 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2197 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2199 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2200 * modulo-sched.c (undo_replace_buff_elem): New structure.
2201 (kernel_number_of_cycles, ps_unschedule_node,
2202 undo_generate_reg_moves,free_undo_replace_buff,
2203 undo_permute_partial_schedule, loop_single_full_bb_p,
2204 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2205 build_loops_structure, get_sched_window): New.
2206 (generate_reg_moves): Return undo_replace_buff_elem and other
2208 (generate_prolog_epilog): Remove old loop versioning.
2209 (sms_schedule): Use loop information and loop_version.
2210 (sms_schedule_by_order): Split part of it to get_sched_window.
2211 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2212 cfg_layout_finalize and free_dominance_info before/after SMS.
2214 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2216 * cfghooks.c (lv_flush_pending_stmts,
2217 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2218 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2219 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2220 lv_add_condition_to_bb,
2221 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2222 flush_pending_stmts): New in cfg_hooks structure.
2223 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2224 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2225 lv_add_condition_to_bb): New declarations.
2226 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2228 (loop_version): Declare.
2229 * cfgloopmanip.c (cfghooks.h): Include.
2230 (duplicate_loop_to_header_edge): Change return type to bool.
2231 (loop_version, lv_adjust_loop_entry_edge): Move here.
2232 * cfgrtl.c (cfgloop.h): Include.
2233 (rtl_verify_flow_info_1): Fix.
2234 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2235 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2237 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2238 tree_lv_add_condition_to_bb): New.
2239 (tree_cfg_hooks): Add new hooks to initialization.
2240 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2241 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2243 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2245 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2246 xstormy16_below100_or_register,
2247 xstormy16_splittable_below100_or_register, and
2248 nonimmediate_nonstack_operand.
2250 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2251 xstormy16_ineqsi_operator, equality_operator,
2252 inequality_operator, shift_operator,
2253 xstormy16_below100_operand, xstormy16_below100_or_register,
2254 xstormy16_splittable_below100_or_register,
2255 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2256 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2257 equality_operator, inequality_operator,
2258 xstormy16_below100_operand, xstormy16_below100_or_register,
2259 xstormy16_splittable_below100_or_register,
2260 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2261 nonimmediate_nonstack_operand, shift_operator): Move to
2263 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2264 * config/stormy16/stormy16.md: Include predicates.md.
2265 * config/stormy16/predicates.md: New.
2267 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2269 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2270 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2271 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2272 move_operand, power_of_2_operand): Move to predicates.md.
2273 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2274 PREDICATE_CODE): Remove.
2275 * config/iq2000/iq2000.md: Include predicates.md.
2276 * config/iq2000/predicates.md: New.
2278 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2280 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2281 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2282 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2283 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2284 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2285 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2286 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2287 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2288 (TARGET_M68HC11): Delete.
2289 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2290 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2291 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2292 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2293 (nb_soft_regs): Delete.
2294 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2295 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2296 and MASK_M6812 being set simultaneously. Change the code that sets
2297 the default m68hc11_soft_reg_count to use integers instead of strings.
2298 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2299 m68hc11_soft_reg_count (which now has an int type) as the number
2301 * config/m68hc11/m68hc11.opt: New file.
2303 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2305 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2306 fp_displacement_operand, sp_displacement_operand.
2308 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2310 Remove the prototypes for tst_operand, cmp_operand,
2311 stack_register_operand, d_register_operand,
2312 hard_addr_reg_operand, splitable_operand,
2313 m68hc11_logical_operator, m68hc11_arith_operator,
2314 m68hc11_non_shift_operator, m68hc11_shift_operator,
2315 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2316 non_push_operand, hard_reg_operand, and
2317 reg_or_some_mem_operand.
2318 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2320 (tst_operand, cmp_operand, non_push_operand,
2321 splitable_operand, reg_or_some_mem_operand,
2322 stack_register_operand, d_register_operand,
2323 hard_addr_reg_operand, hard_reg_operand,
2324 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2325 m68hc11_arith_operator, m68hc11_non_shift_operator,
2326 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2328 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2329 * config/m68hc11/m68hc11.md: Include predicates.md.
2330 * config/m68hc11/predicates.md: New.
2332 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2335 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2336 change checked in along with 2005-03-03's patch for debug/20253.
2337 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2338 (remap_decl): Insert type decl in map earlier.
2340 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2342 PR tree-optimization/20640
2343 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2344 post-dominator if it has phi nodes.
2345 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2346 before dead statements.
2348 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2351 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2353 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2355 PR rtl-optimization/20290
2356 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2357 in every iteration if the entry point is the exit test.
2359 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2361 * config/cris/cris.md (attribute "length"): Define.
2363 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2365 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2366 (word_offset_memref_operand): New.
2367 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2368 (indexed_or_indirect_operand): Delete.
2369 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2370 (indexed_or_indirect_operand): Delete.
2372 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2375 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2378 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2379 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2381 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2383 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2385 2005-04-01 Ian Lance Taylor <ian@airs.com>
2387 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2388 (rus, prus): Remove static variables.
2389 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2390 (process_command): Permit report_times and use_pipes together.
2392 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2394 * c-decl.c (validate_proto_after_old_defn): Look at
2395 TYPE_MAIN_VARIANT of argument types.
2397 2005-04-01 Paul Brook <paul@codesourcery.com>
2399 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2400 (arm_output_function_epilogue): Allow call_via_SP.
2401 (thumb_call_via_reg, arm_file_end): Ditto.
2402 * config/arm/arm.h (struct machine_function): Include space for SP.
2403 (thumb_call_via_label): Update declaration.
2405 2005-04-01 Ian Lance Taylor <ian@airs.com>
2407 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2408 doing a peephole optimization, once again put any notes in the
2411 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2413 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2415 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2417 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2418 (block_alloc, find_free_reg): Likewise.
2419 * loop-doloop.c (doloop_modify): Likewise.
2420 * loop-invariant.c (record_use): Likewise.
2421 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2422 get_iv_value, canon_condition, eliminate_implied_condition,
2423 eliminate_implied_condition, simplify_using_initial_values,
2424 shorten_into_mode, canonicalize_iv_subregs,
2425 iv_number_of_iterations): Likewise.
2426 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2427 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2428 unswitch_loop): Likewise.
2429 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2430 move_movables, replace_call_address, find_and_verify_loops,
2431 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2432 record_giv, final_giv_value, general_induction_var,
2433 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2434 loop_giv_dump): Likewise.
2436 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2437 GCOV_CHECK_WRITING): Remove.
2438 (gcov_position, gcov_rewrite): Use gcc_assert.
2439 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2440 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2441 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2444 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2446 * tree-inline.c: Fix a typo.
2448 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2450 * configure.ac (enable-checking): Explicitly set all variables for
2451 collective switch values. Alphabetize variables. Rename
2452 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2454 * doc/install.texi (enable-checking): Update documentation.
2455 * configure: Rebuilt.
2457 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2459 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2462 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2464 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2465 Also reject cases where this pattern will cause load delay stalls
2466 unless optimizing for size and it will produce a shorter sequence.
2467 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2468 variants to avoid pre-adjusting the base when possible.
2470 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2472 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2473 the frame and argument pointers.
2474 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2475 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2476 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2477 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2478 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2479 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2481 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2483 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2484 with entry for selectany attribute.
2485 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2487 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2488 (i386_pe_asm_named_section): Handle sections generated by
2489 selectany attribute.
2490 * doc/extend.texi (selectany): Document attribute.
2492 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2493 Jan Hubicka <jh@suse.cz>
2495 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2496 to fix addresses involving EBP and ESP.
2497 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2498 for SUBREGed registers.
2499 (legitimate_address_p): Accept SUBREGed registers.
2501 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2504 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2505 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2508 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2510 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2512 2005-04-01 James E Wilson <wilson@specifixinc.com>
2515 * dwarf2out.c (rtl_for_decl_init): New function.
2516 (rtl_for_decl_location): Extracted from here.
2517 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2518 add_const_value_attribute. Delete initializer_constant_valid_p call.
2520 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2522 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2523 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2524 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2525 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2526 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2527 config/i386/i386.md, config/rs6000/predicates.md,
2528 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2529 config/s390/s390.c, config/stormy16/stormy16.c,
2530 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2533 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2536 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2537 COND_EXPR and CALL_EXPR.
2539 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2542 * genautomata.c (first_cycle_unit_presence): Check all alternative
2543 states for unit presence.
2545 * doc/md.texi: Remove remark about impossibility to query unit
2546 presence in non nondeterministic automaton state.
2548 * config/ia64/ia64.c (get_template): Change order of unit querying.
2550 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2552 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2555 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2557 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2558 flag for edges outside any loops.
2560 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2562 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2564 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2566 * tree-ssa-alias.c: Follow spelling conventions.
2567 * doc/tree-ssa.texi: Fix a typo.
2569 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2571 * postreload-gcse.c: Include target.h.
2572 (gcse_after_reload_main): Return early if we cannot modify jumps.
2573 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2575 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2577 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2578 expensive operations.
2580 2005-03-31 Ian Lance Taylor <ian@airs.com>
2582 * collect2.c (lderrout): New variable.
2583 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2584 if it is set, to stderr.
2585 (handler): Unlink lderrout if it is set.
2586 (dump_file): Add "to" parameter. Change all callers.
2587 (main): Initialize lderrout.
2588 (collect_execute): Add errname parameter. Change all callers.
2589 Rename redir parameter to outname. Never pass
2590 PEX_STDERR_TO_STDOUT to pex_run.
2591 * collect2.h (collect_execute, dump_file): Update declarations.
2592 * tlink.c (tlink_execute): Add errname parameter. Change all
2594 (do_tlink): Check lderrout as well as ldout.
2596 2005-03-31 Caroline Tice <ctice@apple.com>
2598 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2599 (bb-reorder.o): Add errors.h to list of requirements.
2600 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2601 profiledbootstrap flags.
2602 * bb-reorder.c (errors.h): Add new include.
2603 (struct bbro_basic_block_data_def): Add new field, in_trace.
2604 (add_unlikely_executed_notes): Remove function.
2605 (mark_bb_for_unlikely_executed_section): Remove function.
2606 (insert_section_boundary_note): New function.
2607 (verify_hot_cold_block_grouping): New function.
2608 (push_to_next_round_p): Remove variables and tests that push all
2609 cold blocks to last round.
2610 (find_traces): Remove code that added extra round of trace finding
2611 when doing partitioning.
2612 (find_traces_1_round) : Remove variable last_round; add code to
2613 update new struct field, in_trace; correct trace_length where it was
2614 incorrect before (after call to copy_bb); change code that pushed all
2615 cold blocks to last round. Instead verify that all blocks going into
2616 a trace belong in the same partition.
2617 (connect_traces): Modify to connect the traces in two passes, if the
2618 function contains both hot and cold blocks. The first pass connects
2619 all the traces for blocks in the partition that the first block in
2620 the function belongs to; the second pass connnects all the traces
2621 containing blocks that belong in the other partition.
2622 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2623 code that automatically put the first block in a function into the
2624 hot partition if the function had any hot blocks.
2625 (fix_crossing_unconditional_branches): Check number of succ edges
2626 before attempting to get one.
2627 (fix_edges_for_rarely_executed_code): Update comment describing
2629 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2630 remove call to add_unlikely_executed_notes; add call to
2631 verify_hot_cold_block_grouping.
2632 (duplicate_computed_gotos): Don't change computed goto if it's a
2634 (partition_hot_cold_basic_blocks): Update function comment.
2635 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2637 (try_forward_edges): Likewise.
2638 (merge_blocks_move_predecessor_nojumps): Likewise.
2639 (merge_blocks_move_successor_nojumps): Likewise.
2640 (merge_blocks_move): Likewise.
2641 (try_crossjump_bb): Likewise.
2642 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2643 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2644 notes to cold bb's; remove call to update_unlikely_executed_notes.
2645 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2646 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2647 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2648 function declaration.
2649 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2651 (rtl_can_merge_blocks): Remove redundancy from condition.
2652 (try_redirect_by_replacing_jump): Likewise.
2653 (force_nonfallthru_and_redirect): Remove code for adding
2654 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2655 (commit_one_edge_insertion): Likewise.
2656 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2657 * dbxout.c (FORCE_TEXT): Replace function_section with
2658 current_function_section.
2659 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2660 function, switch_text_section.
2661 (struct xcoff_debug): Likewise.
2662 (dbxout_function_end): Add code to put out label diffs for both
2663 hot and cold sections.
2664 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2665 for new debug_hooks funciton, switch_text_section..
2666 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2667 switch_text_section.
2668 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2669 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2670 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2671 dw_fde_switched_sections.
2672 (output_call_frame_info): Add test to see if function switches text
2673 sections in the middle; if so, use appropriate extra hot and cold
2674 section labels to compute size deltas for the hot and cold sections.
2675 (dwarf2out_begin_prologue): Add code to initialize new fields in
2677 (dwarf2out_switch_text_section): New function (invoked through
2678 debug_hook); updates new fields in dw_fde_struct appropriately and
2679 increments separate_line_info_table_in_use.
2680 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2681 dwarf2out_switch_text_section.
2682 (struct var_loc_node): Add new field, section_label.
2683 (output_aranges): Add code to check whether in hot or cold section and
2684 use the appropriate label in calculating deltas.
2685 (output_ranges): Likewise.
2686 (output_line_info): Add code to check which section we're in and
2687 use appropriate hot/cold label.
2688 (add_location_or_constant_value_attribute): Likewise.
2689 (gen_subprogam_die): Modify arange attributes to use correct labels.
2690 (dwarf2out_begin_block): Change call to function_section into call to
2691 current_function_section.
2692 (dwarf2out_end_block): Likewise.
2693 (dwarf2out_source_line): Likewise.
2694 (dwarf2out_var_location): Add code to check whether in hot or cold
2695 section and use the appropriate label.
2696 * except.c (output_function_exception_table): Change call to
2697 function_section into call to current_function_section.
2698 * final.c (profile_function): Likewise.
2699 (scan_ahead_for_unlikely_executed_note): Remove function.
2700 (final_scan_insn): Remove calls to
2701 scan_ahead_for_unlikely_executed_note, and related code for switching
2702 to cold section, except for the single time
2703 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2704 debug_hooks->switch_text_sections; replace appropriate calls to
2705 function_section with calls to current_function_section.
2706 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2707 test_bb to condition.
2708 (find_if_case_2): Likewise.
2709 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2710 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2711 * opts.c (decode_options): Change warning about hot/cold partitioning
2712 with exceptionss to inform (so as not to cause bootstrap failures);
2713 remove warning about partitioning with DWARF debug info.
2714 * output.h (current_function_section): Add new function decl.
2715 (insert_section_boundary_note): Likewise.
2716 (enum in_section): Move this declaration here from varasm.c.
2717 (unlikely_section_label): Likewise.
2718 (unlikely_text_section_name): Likewise.
2719 (last_text_section_name): New global variable.
2720 (last_text_section): Likewise.
2721 (hot_section_label): Likewise.
2722 (hot_section_end_label): Likewise.
2723 (cold_section_end_label): Likewise.
2724 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2725 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2726 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2727 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2728 insn from consideration.
2729 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2730 switch_text_section.
2731 * varasm.c (basic-block.h): Add new include.
2732 (unlikely_section_label_printed): Remove global variable.
2733 (unlikely_section_label): Make global variable not be static any more.
2734 (unlikely_text_section_name): Likewise.
2735 (hot_section_end_label): New global variable (not static)
2736 (first_function_block_is_cold): Likewise.
2737 (hot_section_label): Likewise.
2738 (cold_section_end_label): Likewise..
2739 (last_text_section): New global variable, not static.
2740 (last_text_section_name): New global variable, not static.
2741 (initialize_cold_section_name): New function.
2742 (enum in_section): Move declaration to output.h.
2743 (text_section): Update last_text_section.
2744 (unlikely_text_section): Replace code to determine cold section name
2745 with call to initialize_cold_section_name; Add code to update
2746 last_text_section; remove code for printing out label.
2747 (named_section_real): Add code to update last_text_section and
2748 last_text_section_name as appropriate.
2749 (function_section): Change test for 'unlikely' to depend on
2750 first_function_block_is_cold (moved old test to
2751 current_function_section).
2752 (current_function_section): New function.
2753 (assemble_start_function): Move code that frees
2754 unlikely_text_section_name; initialize hot_section_end_label;
2755 print hot and cold section labels at the start of the function;
2756 set first_function_block_is_cold, if appropriate; initialize l
2757 ast_text_section; add call to insert_section_boundary_note.
2758 (assemble_end_function): Add code to write out hot and cold section
2760 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2761 switch_text_section.
2762 * config/darwin.c (machopic_select_section): Replace incorrect
2763 function in base_funs; update reloc for cold sections if necessary.
2764 * config/darwin.h (SECTION_FUNCTION): Add code to update
2765 last_text_section if appropriate.
2766 (text_unlikely_section): Remove.
2767 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2768 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2769 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2770 partitioning for this architecture.
2772 2005-03-31 Olivier Hainque <hainque@adacore.com>
2774 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2775 defined and non-zero.
2777 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2780 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2783 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2786 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2787 label operand. Remove (use (unspec..)). Don't emit a label on
2789 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2790 generate inline label for load_toc_v4_PIC_1b.
2791 (rs6000_emit_load_toc_table): Likewise.
2793 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2795 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2796 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2798 2005-03-29 Devang Patel <dpatel@apple.com>
2800 * tree-sra.c (decide_block_copy): Disable scalarization of
2803 2005-03-30 Stuart Hastings <stuart@apple.com>
2804 Dale Johannesen <dalej@apple.com>
2806 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2807 * print-tree.c (print_node): Add case STATEMENT_LIST.
2809 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2811 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2812 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2813 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2814 is given with "powerpc64*" or "all", or when --with-cpu chooses
2817 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2820 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2821 gen_lexical_block_die.
2822 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2824 2005-03-31 Jan Hubicka <jh@suse.cz>
2826 2004-11-02 Jan Hubicka <jh@suse.cz>
2828 * cgraph.c (cgraph_varpool_node_name): New function.
2829 (dump_cgraph_varpool_node): New function.
2830 (dump_varpool): New function.
2831 * cgraphunit.c (cgraph_optimize): Dump varpool.
2833 2004-10-16 Jan Hubicka <jh@suse.cz>
2835 * cgraph.c (decide_is_variable_needed): New function.
2836 (cgraph_varpool_finalize_decl): Use it.
2837 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2839 * final.c (output_addr_const): Do not call mark_referenced.
2840 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2841 always go via cgraph.
2842 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2843 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2844 * tree-optimize.c (execute_inline): Mark functions called.
2845 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2847 2004-10-11 Jan Hubicka <jh@suse.cz>
2849 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2850 (cgraph_varpool_last_needed_node): New static variable.
2851 (enqueue_needed_varpool_node): Break out from ...; add items to the
2852 end of queue; update first pointers.
2853 (cgraph_varpool_mark_needed_node): ... here.
2854 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2855 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2856 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2857 (cgraph_varpool_first_unanalyzed_node): Declare.
2858 * cgraphunit.c: Include output.h.
2859 (cgraph_varpool_analyze_pending_decls): New function.
2860 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2861 for errors, analyze pending decls.
2862 (cgraph_finalize_compilation_unit): Only analyze decls.
2863 (cgraph_optimize): Assemble the decls after expanding.
2865 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2867 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2868 subvars get marked properly in tags for grouping.
2869 (add_pointed_to_var): Mark only actual pointed to
2870 variables/subvars in addresses needed.
2871 (create_overlap_variables_for): Clear call clobbered on original
2873 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2874 addresable vars with subvars into list.
2875 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2878 2005-03-30 Richard Henderson <rth@redhat.com>
2880 * cgraph.h (struct cgraph_node): Add alias.
2881 * varasm.c (assemble_alias): Set it.
2882 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2883 avoid calling cgraph_expand_function.
2885 2005-03-30 Tom Tromey <tromey@redhat.com>
2887 * tree.def (FILE_TYPE): Removed.
2888 * typeclass.h (enum type_class): Removed file_type_class.
2889 * dwarf2out.c (is_base_type): Updated.
2890 (gen_type_die): Likewise.
2891 * dbxout.c (dbxout_type): Updated.
2892 * builtins.c (type_to_class): Updated.
2893 * tree.c (type_contains_placeholder_1): Updated.
2894 * config/sparc/sparc.c (sparc_type_code): Updated.
2895 * config/ia64/ia64.c (hfa_element_mode): Updated.
2896 * expr.c (count_type_elements): Updated.
2897 * stor-layout.c (layout_type): Updated.
2898 * tree-inline.c (remap_type): Updated.
2899 * tree-pretty-print.c (dump_generic_node): Updated.
2901 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2903 * builtins.c (expand_builtin_powi): Fix mode of
2904 2nd argument to match int.
2905 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2906 2nd argument type to int.
2907 * libgcc2.c: Change prototype of __powi* functions to use
2910 2005-03-30 Dale Johannesen <dalej@apple.com>
2913 * calls.c (expand_call): Flush pending deferrals before
2916 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2920 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2921 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2922 c_label_context, label_context_stack): New.
2923 * c-decl.c (define_label): Check for jumps into statement
2924 expressions. Add label to list of defined labels.
2925 (start_function): Push context on label_context_stack.
2926 (finish_function): Pop context from label_context_stack.
2927 * c-typeck.c (label_context_stack): New.
2928 (c_finish_goto_label): Check for jumps into statement
2929 expressions. Add label to list of jumped to labels.
2930 (struct c_switch): Add blocked_stmt_expr.
2931 (c_start_case): Initialize it.
2932 (do_case): Check it.
2933 (c_finish_case): Verify !blocked_stmt_expr.
2934 (c_begin_stmt_expr): Push context on label_context_stack.
2935 Increment blocked_stmt_expr. Mark labels jumped to from outside
2937 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2938 defined in the statement expression and no longer jumpable to.
2939 Mark labels jumped to from just outside the statement expression
2940 as again definable. Pop context from label_context_stack.
2941 * doc/extend.texi (Statement Exprs): Update.
2943 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2946 * c-decl.c (start_function): Check for old_decl being
2949 2005-03-30 Ian Lance Taylor <ian@airs.com>
2951 * final.c (final): Remove prescan parameter. Change all callers.
2952 (final_scan_insn): Remove prescan parameter. Change all callers.
2954 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2956 * tree-vectorizer.c: Fix comment typos.
2958 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2960 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2961 as soon as a chrec_dont_know is detected.
2963 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2965 Merge from csl-arm-branch.
2966 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2968 * tlink.c (recompile_files): Do not assume that "rename" can
2969 overwrite an existing file.
2971 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2973 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2974 * gcc/configure: Regenerate.
2976 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2978 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2980 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
2982 * calls.c (struct arg_data): Update "partial" comment.
2983 (load_register_parameters): Update "nregs" comment.
2985 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
2987 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
2988 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
2989 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
2990 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
2991 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
2992 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
2993 than target_flags & 0.
2994 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
2995 (iq2000_arch, iq2000_parse_cpu): Delete.
2996 (TARGET_HANDLE_OPTION): Override default.
2997 (iq2000_handle_option): New function.
2998 (override_options): Remove -march= and -mcpu= handling.
2999 * config/iq2000/iq2000.opt: New file.
3001 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3003 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3004 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3005 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3006 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3007 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3008 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3009 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3010 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3011 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3012 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3013 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3014 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3015 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3016 (TARGET_OPTIONS): Delete.
3017 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3018 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3019 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3020 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3021 (c4x_cpu_version_string): Delete.
3022 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3023 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3024 equivalent -mcpu= option.
3025 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3026 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3027 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3028 or clearing the appropriate MASK_* bit.
3029 (c4x_file_start): Use c4x_cpu_version.
3030 * config/c4x/c4x.opt: New file.
3032 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3034 * doc/options.texi: Document the new MaskExists flag.
3035 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3036 if the option has the MaskExists flag.
3038 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3040 * opt-functions.awk (flag_set_p, test_flag): New functions.
3041 (switch_flags): Use them.
3042 * opth-gen.awk: Use flag_set_p to check for flags.
3043 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3045 2005-03-30 Ian Lance Taylor <ian@airs.com>
3047 * config.host (i[34567]86-*-mingw32*): Don't set
3048 host_can_use_collect2 to no.
3050 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3053 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3054 Remove convert_memory_address call duplicating that in memory_address.
3056 2005-03-29 Richard Henderson <rth@redhat.com>
3059 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3060 (build_compound_literal): Likewise. Propagate decl type into the
3062 (finish_decl): Likewise. Use new return value from complete_array_type
3063 for zero sized arrays.
3064 (complete_array_type): Move ...
3065 * c-common.c (complete_array_type): ... here. Change first argument
3066 to pointer-to-type-node. Consistently use sizetype for the index
3067 except for zero sized arrays. Detect zero sized arrays for pedantic
3068 mode diagnostics. Create a new type node instead of modifying the
3070 * c-tree.h (complete_array_type): Move decl ...
3071 * c-common.h (complete_array_type): ... here.
3073 2005-03-29 Richard Henderson <rth@redhat.com>
3076 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3078 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3080 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3081 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3082 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3083 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3085 2005-03-29 Eric Christopher <echristo@redhat.com>
3087 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3088 truthvalue conversion removal.
3090 2005-03-29 Ian Lance Taylor <ian@airs.com>
3093 * collect2.c: Never include <vfork.h>.
3094 (VFORK_STRING, vfork): Don't define.
3095 (pid): Remove global variable.
3096 (handler): Call raise instead of kill (getpid(), ...).
3097 (collect_wait): Add pex parameter. Change all callers. Use
3098 pex_get_status rather than pwait.
3099 (do_wait): Add pex parameter. Change all callers.
3100 (collect_execute): Return struct pex_obj * rather than void. Use
3101 pex routines rather than pexecute.
3102 (fork_execute): Get pex_obj from collect_execute, and pass it to
3104 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3105 Only declare quit_handler if SIGQUIT is defined.
3106 (scan_libraries): Likewise.
3107 * collect2.h (collect_execute): Update declaration.
3108 (collect_wait): Update declaration.
3109 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3110 pass it to collect_wait.
3112 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3115 * c-parser.c (c_parser_compound_statement_nostart): Give error
3116 message for EOF instead of just setting parser->error.
3118 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3120 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3121 (slpeel_update_phi_nodes_for_guard1): New function.
3122 (slpeel_update_phi_nodes_for_guard2): New function.
3123 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3124 of slpeel_update_phi_nodes_for_guard.
3125 (vectorize_loops): Remove call to loop_closed_rewrite.
3126 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3129 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3131 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3132 (TARGET_LITTLE_ENDIAN): New macro.
3133 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3134 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3135 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3136 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3137 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3138 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3139 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3140 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3141 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3142 (TARGET_OPTIONS): Delete.
3143 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3144 (CACHE_FLUSH_TRAP): Turn into an integer.
3145 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3146 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3147 -mflush-trap is in use.
3148 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3149 (m32r_cache_flush_trap_string): Delete.
3150 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3151 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3152 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3153 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3154 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3155 -mmodel= and -msdata= handling from...
3156 (m32r_init): ...here.
3157 * config/m32r/m32r.opt: New file.
3159 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3161 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3162 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3163 * tree-vect-analyze.c (vect_object_analysis): additional parm
3164 pass back a "struct ptr_info_def *" with the points-to info.
3165 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3166 statement using info returned from vect_object_analysis.
3167 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3168 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3169 for virtual uses and defs when creating a replacement vector
3170 reference. Call duplicate_ssa_name_ptr_info to define points-to
3171 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3172 (vectorizable_store): copy_virtual_operands and update
3173 definition statements.
3174 (vectorizable_load): copy_virtual_operands. Remove call to
3175 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3176 * tree-vectorizer.c (vectorize_loops): Remove calls to
3177 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3178 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3179 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3180 define macro STMT_VINFO_PTR_INFO for use in accessing.
3181 * tree.h add export of duplicate_ssa_name_ptr_info.
3182 * rs6000.c (altivec_init_builtins): Declare builtin function
3183 __builtin_altivec_mask_for_load to be "const".
3185 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3188 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3189 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3190 assemble_variable on aliases.
3191 * varasm.c (assemble_alias): Set node->alias.
3192 * toplev.c (wrapup_global_declarations): Don't call
3193 rest_of_decl_compilation on aliases again.
3195 2005-03-29 Paul Brook <paul@codesourcery.com>
3197 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3198 * config/arm/arm.c (arm_dbx_register_number): New function.
3199 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3201 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3204 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3205 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3207 2005-03-29 Dale Johannesen <dalej@apple.com>
3209 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3210 $(TREE_H) and $(COVERAGE_H).
3211 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3212 * opts.c (common_handle_option): Enable tree-based value transforms.
3213 * toplev.c (process_options): Ditto.
3214 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3215 refers to references to this type.
3216 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3217 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3218 for may_be_more, may_be_less.
3219 (rtl_gen_pow2_profiler): Adjust.
3220 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3221 (rtl_gen_one_value_profiler): Adjust.
3222 (rtl_gen_const_delta_profiler): Adjust.
3223 * tree-profile.c (tree_gen_interval_profiler): Implement.
3224 (tree_gen_pow2_profiler): Ditto.
3225 (tree_gen_one_value_profiler): Ditto.
3226 (tree_profiling): New.
3227 (pass_tree_profile): Reference it.
3228 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3230 (insn_divmod_values_to_profile): Rename to
3231 rtl_divmod_values_to_profile. Adjust.
3232 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3233 (insn_prefetch_values_to_profile): Adjust.
3234 (rtl_value_profile_transformations): Adjust.
3235 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3236 (gen_mod_pow2): Rename to rtl_mod_pow2.
3237 (gen_mod_subtract): Rename to rtl_mod_subtract.
3238 (divmod_fixed_value_transform): Rename to
3239 rtl_divmod_fixed_value_transform.
3240 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3241 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3242 (rtl_find_values_to_profile): Adjust.
3243 (tree_value_profile_transformations): Implement.
3244 (tree_divmod_values_to_profile): New.
3245 (tree_values_to_profile): New.
3246 (tree_divmod_fixed_value): New.
3247 (tree_mod_pow2): New.
3248 (tree_mod_subtract): New.
3249 (tree_divmod_fixed_value_transform): New.
3250 (tree_mod_pow2_value_transform): New.
3251 (tree_mod_subtract_transform): New.
3252 (tree_find_values_to_profile): Implement.
3253 * profile.c (instrument_values): Free histograms.
3254 (compute_value_histograms): Adjust. Implement tree version.
3256 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3258 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3259 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3260 variable. Output "fldcw" depending on round_mode.
3261 * config/i386/i386.md (UNSPEC_FIST): New.
3262 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3263 New isns patterns to implement lrint and llrint built-ins as x87
3265 (fistdi2, fist<mode>2 splitters): New splitters.
3266 (lrint<mode>2): New expanders.
3268 2005-03-28 Ian Lance Taylor <ian@airs.com>
3270 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3271 0 when calling final_scan_insn.
3273 2005-03-28 Jan Hubicka <jh@suse.cz>
3276 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3279 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3280 types where possible.
3282 2005-03-26 Per Bothner <per@bothner.com>
3284 Make -f[no-]show-column also control non-cpp diagnostics.
3285 * c.opt (fshow-column): Move option from here ...
3286 * common.opt (fshow-column): ... to here.
3287 * diagnostic.c (diagnostic_build_prefix): Only print column number
3288 if flag_show_column.
3290 2005-03-27 Steven Bosscher <stevenb@suse.de>
3292 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3293 vax_output_conditional_branch): New prototypes.
3294 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3295 extracted from vax.md mov and add patterns.
3296 (vax_output_conditional_branch): New function to output conditional
3297 branch instructions.
3298 * vax.md: Use mode macros for arithmetic and mov patterns.
3299 Use code macros for the jump patterns.
3301 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3303 * Makefile.in (libbackend.o): Depend on version files;
3304 add custom generation command.
3306 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3309 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3310 sure that we have a REG before getting its REGNO.
3312 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3314 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3315 * builtins.def (BUILT_IN_STRNDUP): New.
3317 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3319 PR tree-optimization/20470
3320 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3323 2005-03-25 Mike Stump <mrs@apple.com>
3325 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3328 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3330 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3331 Use our own structure definitions.
3333 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3334 (fix_truncdfsi2): Allow registers or memory as destination.
3335 When TARGET_PPC_GFXOPT, generate simplified pattern.
3336 (fix_truncdfsi2_internal): Use define_insn_and_split.
3337 (fix_truncdfsi2_internal_gfxopt): New.
3338 (fctiwz): Don't confuse register allocation by giving it no choices.
3340 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3341 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3342 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3343 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3345 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3347 * dominance.c (free_dominance_info): Speed up by freeing et
3348 data structures without maintaining other nodes.
3349 * et-forest.c (et_free_tree_force): New.
3350 * et-forest.h: Add a prototype for et_free_tree_force.
3352 * tree.c (get_set_constructor_bits,
3353 get_set_constructor_bytes): Remove.
3354 * tree.h: Remove the corresponding prototypes.
3356 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3359 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3360 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3361 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3362 PRE_DEC, NEG and NOT.
3364 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3366 * fold-const.c: Convert uses of fold (build (...)) to
3369 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3371 PR rtl-optimization/20249
3372 * cse.c (insert_regs): Do not record equivalence of registers in
3375 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3377 * emit-rtl.c (reverse_comparison): Remove.
3378 * rtl.h: Remove the corresponding prototype.
3380 2005-03-24 James E Wilson <wilson@specifixinc.com>
3382 * doc/install.texi (--enable-altivec): Delete docs.
3384 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3386 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3387 SFmode and DFmode before reload when
3388 flag_unsafe_math_optimizations not enabled.
3390 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3392 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3394 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3395 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3397 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3399 * configure.ac (enable-checking): Add 'runtime' option.
3400 * doc/install.texi (enable-checking): Document 'runtime' checking.
3401 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3402 * config.in: Regenerated.
3403 * configure: Regenerated.
3405 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3407 * optabs.h (enum optab_index): Remove OTI_llrint.
3408 (llrint_optab): Remove macro.
3409 * optabs.c (init_optabs): Remove llrint_optab initialization.
3410 * genopinit.c (optabs): Remove llrint_optab implementation.
3411 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3414 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3416 PR rtl-optimization/20532
3417 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3418 overflow when adding coefficients for PLUS or MINUS.
3419 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3422 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3424 * langhooks.h (truthvalue_conversion): Remove.
3425 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3426 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3427 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3428 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3429 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3431 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3433 * params.def: Fix a typo.
3434 * config/mips/mips.c: Follow the spelling convensions.
3435 * doc/invoke.texi: Fix typos.
3437 2005-03-18 Dale Johannese <dalej@apple.com>
3439 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3441 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3443 Fix PR tree-optimization/20601
3445 * tree-ssa-pre.c (insert_aux): Add missing condition to
3448 2005-03-23 Ian Lance Taylor <ian@airs.com>
3450 * final.c (final_scan_insn): Don't remove no-op instructions.
3451 * reload1.c (reload): Remove simple no-op instructions even when
3454 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3456 PR tree-optimization/20501
3457 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3458 reporting that peeling for alignment is applied moved to...
3459 * (vect_analyze_data_refs_alignment): Here.
3461 2005-03-23 Ian Lance Taylor <ian@airs.com>
3463 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3465 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3467 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3468 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3470 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3472 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3473 imply that this is called once, independent of asms in code.
3474 Adjust to now being pased output and input lists. Mention helper
3475 function decl_overlaps_hard_reg_set_p.
3476 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3477 hook_tree_tree_identity and to take three trees, returning third.
3478 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3480 * stmt.c: include hard-reg-set.h before tree.h.
3481 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3482 (decl_conflicts_with_clobbers_p): Call
3483 decl_overlaps_hard_reg_set_p.
3484 (expand_asm_operands): Pass output and input lists in call to
3485 targetm.md_asm_clobbers.
3486 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3487 hook_tree_tree_tree_tree_3rd_identity.
3488 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3490 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3491 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3492 parameters, first two unused.
3493 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3494 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3495 in constraint letters and MOF is not mentioned as a asm-declared
3496 register in neither of the input and output lists.
3498 2005-03-23 DJ Delorie <dj@redhat.com>
3500 * optabs.c (expand_binop): Make sure the first subword's result
3503 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3505 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3506 Call c_common_truthvalue_conversion rather than
3507 lang_hooks.truthvalue_conversion.
3508 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3509 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3511 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3512 c_common_truthvalue_conversion.
3513 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3514 c_parser_conditional_expression, c_parser_binary_expression): Call
3515 c_objc_common_truthvalue_conversion.
3516 * c-typeck.c (build_unary_op): Call
3517 c_objc_common_truthvalue_conversion.
3518 (build_conditional_expr): Do not call
3519 lang_hooks.truthvalue_conversion.
3520 (build_binary_op): Call c_common_truthvalue_conversion.
3521 (c_objc_common_truthvalue_conversion): Moved from
3522 c-objc-common.c. Call default_function_array_conversion instead
3523 of default_conversion.
3525 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3527 * c-common.h (default_conversion): Remove.
3528 (perform_integral_promotions): Add.
3529 * c-tree.h (default_conversion): Add.
3530 * c-typeck.c (perform_integral_promotions): New, split out from
3532 * c-common.c (check_case_value): Use perform_integral_promotions,
3533 not default_conversion.
3534 (c_add_case_label): Don't continue processing case label after
3535 found to be pointer.
3537 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3539 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3540 the prefix list if we have already added a multilib directory
3542 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3545 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3547 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3549 * reload.h: Remove the prototype for indirect_symref_ok.
3551 * reload1.c (indirect_symref_ok): Make it global.
3552 * reload.h: Add a prototype for indirect_symref_ok.
3554 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3556 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3559 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3561 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3563 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3565 * c-opts.c (c_common_parse_file): Only start/end main source file
3566 if debug hooks says the writer wants it.
3567 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3569 (xcoff_debug_hooks): Ditto.
3570 * debug.c (do_nothing_hooks): Ditto.
3571 * debug.h (gcc_debug_hooks): Ditto.
3572 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3573 * sdbout.c (sdb_debug_hooks): Ditto.
3574 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3576 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3578 * doc/extend.texi: Deprecate C++ min/max operators.
3580 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3582 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3583 artificial original candidates.
3585 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3586 Jan Hubicka <jh@suse.cz>
3587 Steven Bosscher <stevenb@suse.de>
3589 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3590 call cost based on argument sizes.
3591 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3593 * params.def: (max-inline-inssn-single): Set to 450.
3594 (max-inline-insns-auto): Set to 90.
3595 (max-inline-insns-recursive): Set to 450
3596 (max-inline-insns-recursive-auto): Set to 450.
3597 (large-function-insns): Set to 2700.
3598 (inline-call-cost): New parameter.
3599 * tree-inline.c (estimate_move_cost): New function.
3600 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3601 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3603 * tree-inline.h (estimate_move_cost): Declare.
3604 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3605 (max-inline-insns-auto): Change default to 90.
3606 (max-inline-insns-recursive): Change default to 450
3607 (max-inline-insns-recursive-auto): Change default to 450.
3608 (large-function-insns): Change default to 2700.
3609 (inline-call-cost): Document new parameter.
3611 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3613 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3614 (TARGET_DEFAULT): Delete.
3615 * config/i860/i860.opt: New file.
3617 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3619 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3620 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3621 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3622 (frv_sched_lookahead): Delete.
3623 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3624 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3625 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3626 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3627 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3628 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3629 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3630 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3631 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3632 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3633 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3634 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3635 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3636 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3637 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3638 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3639 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3640 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3641 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3642 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3643 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3644 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3645 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3646 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3647 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3648 (frv_sched_lookahead): Delete.
3649 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3650 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3651 (frv_handle_option): New function. Move -mcpu= handling from...
3652 (frv_override_options): ...here. Remove handling of other
3654 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3655 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3656 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3657 and TARGET_NO_MULTI_CE.
3658 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3659 !TARGET_VLIW_BRANCH.
3660 * config/frv/frv.opt: New file.
3662 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3664 * fold-const.c (fold_ternary): Take decomposed arguments of
3666 (fold): Update a call to fold_ternary.
3668 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3669 * tree.h: Add corresponding prototypes.
3671 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3674 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3675 between jump table and its label.
3676 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3677 resp. ADDR_DIFF_VEC and the label preceeding it.
3678 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3679 is emitted in the right section.
3681 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3683 * fold-const.c (fold_unary, fold_binary): Update comments
3686 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3688 PR rtl-optimization/20527
3689 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3690 REG_INC note, test that the register also isn't mentioned in PRED
3693 2005-03-22 Ben Elliston <bje@au.ibm.com>
3695 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3698 2005-03-21 Mike Stump <mrs@apple.com>
3700 * varasm.c (default_assemble_visibility): Remove extra ().
3702 2005-03-21 Roger Sayle <roger@eyesopen.com>
3705 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3706 to determine whether a block can be duplicated, rather than test
3707 whether the block contains noncopyable insns ourselves.
3709 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3711 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3714 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3716 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3718 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3720 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3721 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3722 * config/fr30/fr30.opt: New file.
3724 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3726 Fix PR tree-optimization/20542
3728 * tree-flow-inline.h (overlap_subvar): Move to here.
3729 * tree-ssa-operands.c: From here.
3730 * tree-flow.h (overlap_subvar): Declare.
3731 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3732 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3733 for variables with subvars.
3735 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3738 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3739 * modulo-sched.c (const_iteration_count): Return on NULL
3741 (print_node_sched_params): Return on NULL dump_file.
3742 (generate_reg_moves): Handle reg-anti dependencies and disregard
3743 closing branch when generating register moves.
3744 (sms_schedule): Mark the SMSed block dirty.
3745 * passes.c (rest_of_handle_sms): Call update_life_info for all
3747 * testsuite/gcc.dg/20050321-1.c: New test.
3749 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3751 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3752 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3753 movqi_internal): Likewise.
3755 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3757 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3758 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3759 xtensa_b4const): Delete prototypes.
3760 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3761 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3762 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3763 xtensa_extra_constraint): New prototypes.
3764 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3765 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3766 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3767 move_operand, const_float_1_operand, fpmem_offset_operand,
3768 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3769 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3770 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3771 argument type to HOST_WIDE_INT.
3772 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3773 xtensa_mask_immediate): Likewise.
3774 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3775 Likewise. Also make these functions static.
3776 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3777 (xtensa_const_ok_for_letter_p): New.
3778 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3779 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3780 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3781 move_operand, const_float_1_operand, fpmem_offset_operand,
3782 branch_operator, ubranch_operator, boolean_operator): Move to
3784 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3785 (xtensa_mem_offset): Change return type to bool.
3786 (xtensa_extra_constraint): New.
3787 (gen_int_relational): Update type of const_range_p function pointer.
3788 Use xtensa_b4const_or_zero.
3789 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3790 xtensa_const_ok_for_letter_p. Update comments.
3791 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3792 (PREDICATE_CODES): Delete.
3793 * config/xtensa/xtensa.md: Include predicates.md.
3794 * config/xtensa/predicates.md: New file.
3796 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3798 * config/v850/v850-protos.h: Remove the prototypes for
3799 reg_or_int9_operand, reg_or_const_operand,
3800 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3801 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3802 movsi_source_operand, power_of_two_operand,
3803 not_power_of_two_operand, special_symbolref_operand,
3804 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3805 register_is_ok_for_epilogue.
3806 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3807 reg_or_int9_operand, reg_or_const_operand,
3808 call_address_operand, special_symbolref_operand,
3809 movsi_source_operand, power_of_two_operand,
3810 not_power_of_two_operand, register_is_ok_for_epilogue,
3811 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3812 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3814 * config/v850/v850.h (PREDICATE_CODES): Remove.
3815 * config/v850/v850.md: Include predicates.md.
3816 * config/v850/predicates.md: New.
3818 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3820 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3821 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3822 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3823 (itoolsdir, itoolsdatadir): Move definition above new first use.
3824 (install-itoolsdirs): New rule.
3825 (install-mkheaders): Depend on install-itoolsdirs, not
3826 install-include-dir.
3828 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3830 * tree-into-ssa.c: Remove obsolete comments.
3832 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3834 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3835 unrolling if -fpeel-loops is specified, too.
3836 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3837 Remove superfluous check for flag_unroll_loops.
3839 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3841 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3842 (lrint_optab, llrint_optab): Define corresponding macros.
3843 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3844 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3845 pattern and llrint_optab using llrintdi2 patterns.
3846 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3847 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3848 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3849 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3850 flag_unsafe_math_optimizations is set.
3852 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3854 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3855 simplify_logical, if_then_else_cond, known_cond,
3856 simplify_comparison): Adjust calls to reverse_comparison.
3857 Don't use combine_reversed_comparison_code).
3858 (combine_reversed_comparison_code): Remove.
3859 (reversed_comparison): Using reversed_comparison_code, move it...
3860 * jump.c (reversed_comparison): ... here.
3861 * rtl.h (reversed_comparison): Add prototype.
3863 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3865 * builtins.c (fold_builtin): Take decomposed arguments of
3867 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3868 * gimplify.c (gimplify_call_expr): Likewise.
3869 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3870 * tree.h: Update the prototype of fold_builtin.
3872 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3874 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3875 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3876 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3877 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3878 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3880 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3882 * builtins.c (fold_builtin_1): Take decomposed arguments of
3884 (fold_builtin): Update a call to fold_builtin_1.
3886 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3889 * gcov.c (output_lines): Only output function block summary when
3890 outputting branch information.
3891 * doc/gcov.texi: Document format of preamble and additional block
3894 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3896 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3897 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3898 the defaults false if BITS_PER_UNIT != 8.
3899 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3900 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3901 than BITS_PER_UNIT != 8.
3902 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3903 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3904 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3906 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3907 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3909 2005-03-20 Roger Sayle <roger@eyesopen.com>
3912 * fold-const.c (fold_binary): Fix type mismatch between
3913 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3914 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3915 for non-truth-valued expressions.
3917 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3918 and FUNCTION_DECL in the main switch.
3919 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3920 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3921 we also need to convert their operands to match.
3922 <TRUTH_NOT_EXPR>: Likewise.
3924 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3926 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3927 diagnostic without checking whether an lvalue.
3928 * c-common.h (lvalue_p): Remove.
3929 (enum lvalue_use): Update comment.
3930 (lvalue_or_else): Replace by lvalue_error.
3931 * c-typeck.c (lvalue_p): Make static.
3932 (lvalue_or_else): New. Call lvalue_error.
3934 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3936 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3937 (function_arg_advance): Use rs6000_parm_start.
3938 (function_arg, rs6000_arg_partial_bytes): Likewise.
3940 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3942 * c-common.c (check_case_value): Adjust comment about stripping
3944 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3945 * c-typeck.c (default_conversion, convert_arguments,
3946 build_modify_expr, convert_for_assignment, store_init_value,
3947 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3948 manually. Remove inaccurate comments.
3950 2005-03-20 Roger Sayle <roger@eyesopen.com>
3951 Joseph S. Myers <joseph@codesourcery.com>
3953 * varasm.c (do_assemble_alias): Restore comment describing function.
3954 Annotate the target parameter as potentially unused.
3956 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3959 * config/avr/avr.c (avr_output_function_prologue): Do not use
3960 current_function_name() in a label, use a local label instead.
3962 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3964 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3965 flag_finite_math_only, not flag_unsafe_math_optimizations.
3967 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3969 * builtins.c (fold_builtin_1): Update a call to
3970 targetm.fold_builtin.
3971 * hooks.c (hook_tree_tree_bool_null): Rename to
3972 hook_tree_tree_tree_bool_null. Take one more argument of type
3974 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3975 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3976 hook_tree_tree_tree_bool_null.
3977 * target.h (gcc_target): Update the prototype of fold_builtin.
3978 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3979 arguments of CALL_EXPR.
3980 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
3983 2005-03-20 Jan Hubicka <jh@suse.cz>
3985 * cgraph.h (cgraph_node): Add prev_clone pointer.
3986 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
3987 (cgraph_clone_node): Produce doubly linked chain.
3989 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3991 * c-common.c (handle_aligned_attribute, check_function_sentinel,
3992 get_nonnull_operand, handle_sentinel_attribute,
3993 check_function_arguments_recurse): Do not strip NOPS from
3995 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
3997 * c-format.c (get_constant): Likewise.
3998 * c-parser.c (c_parser_postfix_expression): Likewise.
3999 * c-typeck.c (set_init_index): Likewise.
4000 (convert_arguments): Don't check for NOP_EXPR containing integer
4003 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4005 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4006 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4007 Take decomposed arguments of CALL_EXPR.
4008 (fold_builtin_1): Update calls to the functions mentioned
4011 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4013 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4014 width to have integer type.
4015 (build_enumerator): Require enumerator value to have integer type.
4017 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4019 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4022 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4024 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4025 std=iso9899:199x): Correct descriptions.
4027 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4029 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4032 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4034 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4036 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4037 fold_builtin_memcpy.
4039 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4040 arguments of CALL_EXPR.
4041 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4042 fold_builtin_found, fold_builtin_1): Update calls to
4043 fold_trunc_transparent_mathfn.
4045 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4048 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4049 function pointers on targets that require function pointer
4051 (fold_sign_changed_comparison): Likewise.
4053 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4055 * combine.c (try_combine): When changing the mode of a hard reg, make
4056 sure that doing so is valid.
4058 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4060 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4061 (TARGET_HANDLE_OPTION): Override default.
4062 (avr_handle_option): New function.
4063 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4064 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4065 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4066 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4067 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4068 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4069 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4070 (TARGET_OPTIONS): Delete.
4071 * config/avr/avr.opt: New file.
4073 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4075 * config/m32r/m32r-protos.h: Remove the prototypes for
4076 call_address_operand, symbolic_operand, seth_add3_operand,
4077 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4078 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4079 two_insn_const_operand, move_src_operand,
4080 move_double_src_operand, move_dest_operand,
4081 eqne_comparison_operator, signed_comparison_operator,
4082 large_insn_p, conditional_move_operand, carry_compare_operand,
4083 m32r_block_immediate_operand, extend_operand,
4084 reg_or_eq_int16_operand, int8_operand, and
4085 reg_or_zero_operand.
4086 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4087 seth_add3_operand, int8_operand, cmp_int16_operand,
4088 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4089 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4090 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4091 move_double_src_operand, move_dest_operand,
4092 eqne_comparison_operator, signed_comparison_operator,
4093 extend_operand, small_insn_p, large_insn_p,
4094 conditional_move_operand, carry_compare_operand,
4095 m32r_block_immediate_operand): Move to predicates.md.
4096 (MAX_MOVE_BYTES): Move to m32r.h.
4097 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4098 * config/m32r/m32r.md: Include predicates.md.
4099 * config/m32r/predicates.md: New.
4101 2005-03-18 James E Wilson <wilson@specifixinc.com>
4104 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4107 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4109 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4110 call_address_operand, const_8bit_operand.
4111 * config/mn10300/mn10300.c (call_address_operand,
4112 const_8bit_operand, const_1f_operand): Move to predicates.md.
4113 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4114 * config/mn10300/mn10300.md: Include predicates.md.
4115 * config/mn10300/predicates.md: New.
4117 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4119 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4120 declarations in diagnostics and %E for identifiers, not %s.
4122 2005-03-18 Jan Hubicka <jh@suse.cz>
4123 Dale Johannesen <dalej@apple.com>
4125 * basic-block.h (scale_bbs_frequencies_int,
4126 scale_bbs_frequencies_gcov_type): Declare.
4127 * cfg.c (RDIV): New macro.
4128 (update_bb_frequency_for_threading): Fix.
4129 * basic-block.h (scale_bbs_frequencies_int,
4130 scale_bbs_frequencies_gcov_type): New.
4131 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4132 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4133 scale_bbs_frequencies_int.
4134 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4136 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4138 * config/m32r/m32r-protos.h: Remove the prototypes for
4139 call_address_operand, symbolic_operand, seth_add3_operand,
4140 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4141 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4142 two_insn_const_operand, move_src_operand,
4143 move_double_src_operand, move_dest_operand,
4144 eqne_comparison_operator, signed_comparison_operator,
4145 large_insn_p, conditional_move_operand, carry_compare_operand,
4146 m32r_block_immediate_operand, extend_operand,
4147 reg_or_eq_int16_operand, int8_operand, and
4148 reg_or_zero_operand.
4149 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4150 seth_add3_operand, int8_operand, cmp_int16_operand,
4151 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4152 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4153 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4154 move_double_src_operand, move_dest_operand,
4155 eqne_comparison_operator, signed_comparison_operator,
4156 extend_operand, small_insn_p, large_insn_p,
4157 conditional_move_operand, carry_compare_operand,
4158 m32r_block_immediate_operand): Move to predicates.md.
4159 (MAX_MOVE_BYTES): Move to m32r.h.
4160 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4161 * config/m32r/m32r.md: Include predicates.md.
4162 * config/m32r/predicates.md: New.
4164 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4166 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4167 symbolic_operand, symbolic_memory_operand,
4168 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4169 indexed_memory_operand, move_dest_operand, move_src_operand,
4170 prefetch_cc_operand, prefetch_nocc_operand,
4171 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4172 arith_operand, arith11_operand, pre_cint_operand,
4173 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4174 ireg_operand, int5_operand, uint5_operand, int11_operand,
4175 uint32_operand, arith5_operand, and_operand, ior_operand,
4176 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4177 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4178 shadd_operand, movb_comparison_operator,
4179 cmpib_comparison_operator): Move to predicates.md.
4180 (magic_milli, shadd_constant_p): Make it extern.
4181 * config/pa/pa.h (PREDICATE_CODES): Remove.
4182 * config/pa/pa.md: Include predicates.md.
4183 * config/pa/predicates.md: New.
4185 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4188 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4190 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4191 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4192 config/alpha/freebsd.h, config/alpha/linux.h,
4193 config/alpha/netbsd.h, config/alpha/osf5.h,
4194 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4195 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4196 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4197 doc/cppopts.texi: Update copyright.
4199 2005-03-18 Jan Hubicka <jh@suse.cz>
4202 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4204 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4207 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4209 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4212 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4214 * combine.c (gen_binary): Remove.
4215 (known_cond, simplify_shift_const, find_split_point,
4216 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4217 simplify_logical, expand_field_assignment, extract_left_shift,
4218 force_to_mode, if_then_else_cond, apply_distributive_law,
4219 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4220 simplify_comparison, reversed_comparison): Replace with
4221 simplify_gen_binary, simplify_gen_relational or
4222 distribute_and_simplify_rtx.
4223 (distribute_and_simplify_rtx): New function.
4225 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4226 Paolo Bonzini <gcc.gnu.org>
4228 * calls.c (setjmp_call_p, special_function_p): Update comments
4229 at the head of the functions.
4231 2005-03-18 Jan Hubicka <jh@suse.cz>
4233 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4235 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4236 function body should be released; do not proactively release function
4237 bodies in non-unit-at-a-time mode.
4239 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4241 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4242 mno-fp-ret-in-387 multilib variants.
4244 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4246 * common.opt (m): Remove.
4247 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4249 (common_handle_option): Remove OPT_m case.
4251 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4253 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4255 (fold_builtin_1): Update a call to fold_builtin_bitop.
4257 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4259 (fold_builtin_1): Update a call to fold_builtin_signbit.
4261 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4263 PR tree-optimization/20474
4264 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4265 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4267 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4269 * config/h8300/h8300-protos.h: Remove prototypes for
4270 general_operand_src, general_operand_dst, single_one_operand,
4271 single_zero_operand, call_insn_operand,
4272 two_insn_adds_subs_operand, small_call_insn_operand,
4273 jump_address_operand, bit_operand, bit_memory_operand,
4274 stack_pointer_operand, const_int_gt_2_operand,
4275 const_int_ge_8_operand, const_int_qi_operand,
4276 const_int_hi_operand, incdec_operand, bit_operator,
4277 nshift_operator, eqne_operator, gtle_operator,
4278 gtuleu_operator, iorxor_operator.
4279 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4280 h8300_ldm_stm_parallel.
4281 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4283 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4284 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4285 (h8300_ldm_stm_parallel): Make it extern.
4286 (h8300_ldm_parallel, h8300_stm_parallel,
4287 h8300_return_parallel, general_operand_src,
4288 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4289 nibble_operand, reg_or_nibble_operand, single_one_operand,
4290 single_zero_operand, call_insn_operand,
4291 two_insn_adds_subs_operand, small_call_insn_operand,
4292 jump_address_operand, bit_operand, bit_memory_operand,
4293 stack_pointer_operand, const_int_gt_2_operand,
4294 const_int_ge_8_operand, const_int_qi_operand,
4295 const_int_hi_operand, incdec_operand, eqne_operator,
4296 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4297 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4298 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4299 nshift_operator): Move to predicates.md.
4300 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4301 * config/h8300/h8300.md: Include predicates.md.
4302 * config/h8300/predicates.md: New.
4304 2005-03-17 Richard Henderson <rth@redhat.com>
4306 * config.gcc (ia64*-*-hpux*): Add extra_options.
4307 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4308 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4309 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4310 (ia64_tls_size_string, ia64_tune_string): Remove.
4311 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4312 (TARGET_DEFAULT_TARGET_FLAGS): New.
4313 (TARGET_HANDLE_OPTION): New.
4314 (ia64_override_options): Move options parsing ...
4315 (ia64_handle_option): ... here. New.
4316 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4317 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4318 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4319 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4320 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4321 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4322 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4323 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4324 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4325 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4326 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4327 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4328 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4329 TARGET_EARLY_STOP_BITS): Remove.
4330 (TARGET_ILP32): Default false.
4331 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4332 (enum ia64_inline_type): New.
4333 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4334 * config/ia64/ia64.md: Update for new definitions of
4335 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4336 * config/ia64/ia64.opt: New file.
4337 * config/ia64/ilp32.opt: New file.
4339 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4342 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4344 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4346 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4347 instead of MASK_H8300S.
4348 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4349 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4350 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4351 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4352 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4353 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4354 TARGET_SWITCHES): Remove.
4355 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4357 * config/h8300/h8300.opt: New.
4359 * config/alpha/alpha.opt, config/arc/arc.opt,
4360 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4363 2005-03-17 Ian Lance Taylor <ian@airs.com>
4367 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4369 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4370 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4371 (TARGET_HANDLE_OPTION): Override default.
4372 (arc_handle_option): New function.
4373 (arc_init): Remove code to set arch_cpu_string.
4374 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4375 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4376 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4377 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4378 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4379 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4380 (arc_rodata_string, TARGET_OPTIONS): Delete.
4381 * config/arc/arc.opt: New file.
4383 2005-03-17 Richard Henderson <rth@redhat.com>
4385 * doc/extend.texi (Weak Pragmas): New section.
4386 (attribute alias): Clarify that target must be in the same
4389 2005-03-17 Richard Henderson <rth@redhat.com>
4391 * config/alpha/alpha.opt: New file.
4392 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4394 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4395 alpha_fprm_string, alpha_fptm_string): Make static.
4396 (alpha_tls_size_string): Remove.
4397 (alpha_handle_option): New.
4398 (override_options): Update for alpha_cpu/alpha_tune split.
4399 (alpha_file_start): Likewise.
4400 (TARGET_DEFAULT_TARGET_FLAGS): New.
4401 (TARGET_HANDLE_OPTION): New.
4402 * config/alpha/alpha.h (alpha_tune): Declare.
4403 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4404 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4405 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4406 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4407 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4408 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4409 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4410 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4411 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4412 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4413 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4414 (TARGET_DEFAULT): Remove MASK_FP.
4415 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4416 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4417 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4418 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4419 alpha_tls_size_string): Remove.
4420 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4421 (attribute tune): Rename from attribute cpu.
4422 * config/alpha/ev4.md: Update to match.
4423 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4424 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4425 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4426 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4427 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4428 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4430 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4432 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4433 and return without creating new state if before_nops_num is nonzero.
4434 * config/ia64/ia64.md (first_insn): New attribute.
4435 (alloc): Set it to yes.
4437 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4439 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4440 STMT_VINFO_SUBVARS to NULL.
4441 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4443 2005-03-16 Dale Johannesen <dalej@apple.com>
4445 * rtlanal.c (find_first_parameter_load): Rewrite to
4446 return actual first param load or the call if none,
4447 instead of first in block, when not all loads exist.
4449 2005-03-16 Roger Sayle <roger@eyesopen.com>
4451 * optabs.c (expand_copysign_absneg): Make static.
4452 * optabs.h (expand_copysign_absneg): Delete prototype.
4453 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4455 2005-03-16 Richard Henderson <rth@redhat.com>
4458 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4459 (alias_pairs): Rename from output_defs.
4460 (find_decl_and_mark_needed): Split out from assemble_alias.
4461 (do_assemble_alias): New.
4462 (assemble_output_def): Remove.
4463 (finish_aliases_1, finish_aliases_2): New.
4464 (process_pending_assemble_output_defs): Remove.
4465 (assemble_alias): Defer aliases for which we don't yet have a
4466 non-external decl for the target symbol.
4467 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4468 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4469 * toplev.c (compile_file): Use finish_aliases_2 instead of
4470 process_pending_assemble_output_defs.
4471 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4472 (process_pending_assemble_output_defs): Remove.
4474 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4476 Fix PR tree-optimization/20489
4478 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4479 for empty structures.
4481 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4483 Fix PR tree-optimization/20490
4485 * tree-ssa-pre.c (create_expression_by_pieces): Use
4486 force_gimple_operand on result of fold.
4488 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4490 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4491 of closing parenthesis.
4493 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4495 * builtins.c (expand_movstr): Update a call to
4496 fold_builtin_strcpy.
4497 (expand_builtin_strncpy): Update a call to
4498 fold_builtin_strncpy.
4499 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4500 arguments of CALL_EXPR.
4501 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4502 fold_builtin_strncpy.
4503 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4504 * tree.h: Update the prototypes of fold_builtin_strcpy and
4505 fold_builtin_strncpy.
4507 2005-03-16 Steven Bosscher <stevenb@suse.de>
4508 Dorit Naishlos <dorit@il.ibm.com>
4510 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4511 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4514 2005-03-16 Steven Bosscher <stevenb@suse.de>
4516 * tree-inline.c (walk_type_fields, walk_tree,
4517 walk_tree_without_duplicates): Move from here...
4518 * tree.c: ...to here.
4520 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4522 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4523 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4524 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4525 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4526 (version): Define using $(BASEVER_c).
4527 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4529 (version.o): Depend on version files; add custom generation command.
4530 (prefix.o): Define BASEVER on command line.
4531 (s-iov): Depend on version files; adjust command.
4532 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4534 (gcc-vers.texi): New rule.
4535 (doc/%.info, doc/%.dvi): Add -I . to command line.
4536 (doc/gccinstall.dvi): Likewise.
4537 (PACKAGE): Delete. All uses replaced with "gcc".
4538 * aclocal.m4: Do not include gcc-version.m4.
4539 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4540 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4541 Set is_release based on contents of DEV-PHASE.
4542 Set gcc_version based on contents of BASE-VER.
4543 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4544 * config.in, configure: Regenerate.
4545 * gccbug.in: Determine version of GCC in use at runtime.
4546 * gcov-iov.c: Get version number and development phase from
4547 command line, not by including version.c.
4548 * intl.c: Replace all uses of PACKAGE with "gcc".
4549 * libada-mk.in: Delete unused "gcc_version" variable.
4550 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4551 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4552 commentary to match.
4553 (version_string): Put together from pieces.
4554 * config/alpha/x-vms: Do not use $(gcc_version).
4555 * config/i386/t-nwld: Likewise.
4556 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4557 version-GCC and DEVELOPMENT.
4559 2005-03-15 Roger Sayle <roger@eyesopen.com>
4561 PR tree-optimization/17454
4562 * tree.c (tree_size): Add case for TREE_BINFO.
4563 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4564 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4566 2005-03-15 Roger Sayle <roger@eyesopen.com>
4568 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4569 op1 whilst expanding the signed widenening multiply variant.
4571 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4573 * toplev.c (display_target_options): Avoid unused variable warning if
4574 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4575 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4576 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4577 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4578 (mips_isa_info): New variable.
4579 (mips_parse_cpu): Remove the first argument and leave the caller
4581 (TARGET_HANDLE_OPTION): Override default.
4582 (mips_handle_option): New function. Move option validation code from...
4583 (override_options): ...here. Update calls to mips_parse_cpu.
4584 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4585 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4586 (SUBTARGET_TARGET_OPTIONS): Delete.
4587 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4588 (mno-flush-func, mtune=): New options.
4590 2005-03-15 Roger Sayle <roger@eyesopen.com>
4591 Richard Henderson <rth@redhat.com>
4593 * real.c (c4x_single_format, c4x_extended_format): Provide values
4594 for signbit_ro for c4x's single and extended floating point formats.
4595 * optabs.c (expand_copysign): Use the floating point format's
4596 signbit_ro for expanding via expand_copysign_absneg, and it's
4597 signbit_rw field for expanding via expand_copysign_bit.
4599 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4601 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4602 known_alignment_for_access_p.
4603 (known_alignment_for_access_p): New.
4604 (do_peeling_for_alignment): Field made int instead of bool and renamed
4605 to peeling_for_alignment.
4606 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4607 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4608 functionality used to be in vect_analyze_operations.
4609 (vect_analyze_operations): Code to determine vectorization factor was
4610 moved to vect_determine_vectorization_factor.
4611 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4612 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4614 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4615 be part of vect_analyze_operations).
4616 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4617 creating the guard condition, as the number of iterations may be
4619 (slpeel_tree_peel_loop_to_edge): Use new name of
4620 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4621 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4622 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4623 (vect_do_peeling_for_alignment): Use fold.
4624 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4626 (vect_update_inits_of_dr): Renamed to
4627 vect_update_init_of_dr.
4628 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4629 (vectorizable_store): Fix assertion to use == instead of =.
4631 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4633 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4634 call_used_regs for wCG registers.
4636 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4638 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4639 for non-offsettable memory references to cope with outstanding reload
4640 replacements, take 2.
4642 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4645 * config/i386/i386.h (x86_fisttp): New.
4646 (TARGET_FISTTP): New macro.
4647 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4648 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4649 instruction when fisttp flag is set.
4650 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4652 * config/i386/i386.md (type attribute): Add fisttp.
4653 (unit attribute): Set to i387 for fisttp type.
4654 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4655 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4657 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4658 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4660 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4661 patterns for TARGET_FISTTP. Enable patterns for
4662 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4663 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4664 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4665 implement fisttp x87 insn.
4666 (fix_trunc*_i387_fisttp splitters): New patterns.
4667 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4668 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4669 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4671 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4672 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4673 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4674 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4675 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4676 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4677 Disable patterns for TARGET_FISTTP.
4678 (fix_trunc*_i387 splitters): Implement usign mode macros.
4679 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4680 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4681 (fix_trunx*_sse peephole2s): Implement using mode macros.
4683 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4685 PR rtl-optimization/20291
4686 * combine.c (try_combine): If splitting fails, re-try with
4687 original combined pattern, i.e. before clobber stripping.
4689 2005-03-14 Eric Christopher <echristo@redhat.com>
4691 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4692 STACK_GROWS_DOWNWARD.
4694 2005-03-14 Roger Sayle <roger@eyesopen.com>
4696 * real.h (struct real_format): Split the signbit field into two
4697 two fields, signbit_ro and signbit_rw.
4698 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4699 mips_double_format, ieee_extended_motorola_format,
4700 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4701 ieee_extended_intel_128_format, ibm_extended_format,
4702 mips_extended_format, ieee_quad_format, mips_quad_format,
4703 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4704 i370_double_format, c4x_single_format, c4x_extended_format,
4705 real_internal_format): Update initializers for new field.
4706 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4707 real_format structure.
4708 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4709 field of the real_format structure.
4711 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4713 Fix PR tree-optimization/20458
4715 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4716 DECL_EXTERNAL on STRUCT_FIELD tags.
4717 (clear_call_clobbered): Ditto.
4718 * tree-ssa-operands.c (note_addressable): Make sure the original
4719 variable doesn't slip into the addressable list if we have
4721 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4724 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4726 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4727 (-fwide-exec-charset): Likewise.
4728 (-finput-charset): Likewise.
4729 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4730 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4731 * c.opt (Wnormalized): New.
4733 2005-03-14 Devang Patel <dpatel@apple.com>
4735 * doc/invoke.texi: Add reference to Visibility document.
4737 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4739 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4740 MASK_SPLIT_ADDRESSES.
4741 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4742 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4743 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4744 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4745 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4746 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4747 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4748 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4749 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4750 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4751 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4752 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4753 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4754 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4755 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4756 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4757 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4758 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4759 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4760 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4761 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4762 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4763 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4764 (TARGET_EXPLICIT_RELOCS): Delete.
4765 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4766 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4767 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4768 (override_options): Set MASK_LONG64 if -mint64 is given and no
4769 -mlongXX option is. Complain about -mint64 -mlong32.
4770 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4771 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4772 * config/mips/mips.opt: New file.
4774 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4776 * config.gcc (extra_options): New variable for listing option files.
4777 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4778 * configure.ac (extra_opt_files): New AC_SUBST variable.
4779 (tm_file_list, tm_include_list): Include options.h first.
4780 * configure: Regenerate.
4781 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4782 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4783 (s-options-h): New rule.
4784 (options.h): Depend on it.
4785 (TEXI_GCCINT_FILES): Add options.texi.
4786 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4787 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4788 * target.h (gcc_target): Add default_target_flags and handle_option.
4789 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4790 (TARGET_HANDLE_OPTION): New macros.
4791 (TARGET_INITIALIZER): Include them.
4792 * opt-functions.awk (opt_args, nth_arg): New functions.
4793 (switch_flags): Handle the "Target" flag.
4795 (var_name): Use opt_args and nth_arg.
4796 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4797 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4798 macros for the "Mask" and "InverseMask" options.
4799 * opts.h (cl_var_cond): New enum.
4800 (cl_option): Replace the "has_set_value" and "set_value" fields with
4801 "var_cond" and "var_value".
4802 (CL_TARGET): New macro.
4803 (option_enabled, print_filtered_help): Declare.
4804 (decode_options): Move definition.
4805 * opts.c (handle_option): Search for the original option before
4806 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4807 var_cond and var_value fields. Use targetm.handle_option to handle
4809 (decode_options): Set target_flags to targetm.default_target_flags.
4810 (print_filtered_help): Make global. Handle CL_TARGET.
4811 (option_enabled): New function.
4812 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4813 (display_target_options, set_target_switch, print_switch_values)
4814 (default_pch_valid_p): Guard uses of target_switches with
4815 #ifdef TARGET_SWITCHES. Also...
4816 (display_target_options): Display the CL_TARGET entries in cl_options.
4817 (set_target_option): Don't complain about the "" option when
4818 TARGET_SWITCHES is undefined.
4819 (print_switch_values): Use option_enabled.
4820 (default_pch_valid_p): Check cl_options[] when looking for something
4821 that has changed the value of target_flags.
4822 * c.opt: Remove documentation from top of file.
4823 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4824 * doc/sourecebuild.texi: Refer to the new options documentation
4825 instead of c.opt. Document machine-specific .opt files.
4826 * doc/tm.texi (target_flags): Say that this variable is declared
4828 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4829 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4831 * doc/options.texi: New file.
4833 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4836 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4839 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4842 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4843 temporary variable of pointer type if an lvalues is required.
4844 (gimplify_modify_expr_rhs): Request an rvalue from it.
4845 (gimplify_expr): Pass fallback on.
4847 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4849 * cfgbuild.c: Update comments.
4851 2005-03-14 Roger Sayle <roger@eyesopen.com>
4853 PR rtl-optimization/17236
4854 * optabs.c (expand_doubleword_mult): New helper function split out
4855 from expand_binop. Permute the order in which instructions are
4856 emitted to minimize the number of simultaneously live registers.
4857 (expand_binop): Call expand_doubleword_mult to synthesize a double
4858 word multiplication.
4860 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4862 * basic-block.h: Update the prototypes of cached_make_edge and
4864 * cfg.c (cached_make_edge): Take edge_cache representing one
4865 row of the adjacency matrix of edges.
4866 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4867 (make_edges): Initialize edge_cache to represent one row of
4868 the adjacency matrix of edges.
4870 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4872 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4874 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4875 Remove unused removed_phis variable.
4876 (conditional_replacement): Use build1/build2.
4877 (abs_replacement): Use last_and_only_stmt and build1/build2.
4879 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4881 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4882 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4883 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4884 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4885 * c-common.c (handle_novops_attribute): New function.
4886 (c_common_attribute_table): Add "no vops" entry.
4887 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4888 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4889 * tree-ssa-operands.c (get_call_expr_operands): Do not
4890 create virtual operands for calls with ECF_NOVOPS flag.
4891 * tree.h (DECL_IS_NOVOPS): New macro.
4892 (struct tree_decl): Add novops_flag.
4893 (ECF_NOVOPS): New constant.
4895 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4898 * config/i386/i386.c (x86_use_himode_fiop): New.
4899 (x86_use_simode_fiop): Rename from x86_use_fiop.
4900 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4901 (TARGET_USE_HIMODE_FIOP): New.
4902 (x86_use_simode_fiop): Rename from x86_use_fiop.
4903 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4905 * config/i386/i386.md (X87MODEI12): New mode macro define.
4906 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4907 to implement x87 FP compare with HImode input operands.
4908 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4909 Use X87MODEI12 mode macro to handle HImode input operands.
4910 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4911 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4912 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4913 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4914 macro to implement x87 operators with HImode input operands.
4915 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4918 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4920 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4922 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4923 constants invariant.
4925 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4927 * basic-block.h (BB_VISITED): Removed.
4928 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4930 2005-03-14 Falk Hueffner <falk@debian.org>
4933 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4935 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4937 * ggc-zone.c: Fix comment typos.
4939 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4940 stringpool.c, config/mips/mips-protos.h: Update copyright.
4942 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4944 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4945 throughout with its typedef, "rtx".
4946 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4947 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4948 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4949 regs in comment to match code.
4951 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4953 * except.c (check_handled): Make it static.
4954 * except.h: Remove the corresponding prototype.
4956 * function.c (get_func_frame_size): Make it static.
4957 * function.h: Remove the corresponding type.
4959 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4961 * hard-reg-set.h: Remove the corresponding declarations.
4963 * tree-cfg.c (verify_stmts): Check that
4964 bb_for_stmt (stmt) == bb for every PHI node and statement.
4966 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4968 * config.gcc: Remove excess indentation.
4969 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4971 2005-03-13 Roger Sayle <roger@eyesopen.com>
4974 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4975 * fold-const.c (fold_sign_changed_comparison): Likewise.
4976 (fold_binary): Optimize comparisons against widened operands if
4977 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4979 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4981 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
4982 (sparc_override_options): Initialize it.
4983 (sparc_struct_value_rtx): Set it on the MEM to be returned.
4985 2005-03-13 David Edelsohn <edelsohn@gnu.org>
4987 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
4988 (reg_or_none500mem_operand): New predicate.
4989 (zero_reg_mem_operand): New predicate.
4990 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
4991 to reg_or_none500mem_operand.
4992 (extendsfdf2_fpr): Add MEM alternative.
4993 (extenddftf2_internal): Change operand2 predicate to
4994 zero_reg_mem_operand.
4996 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
4998 * ggc-zone.c: Rewritten.
5000 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5002 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5003 * config.in: Regenerated.
5004 * configure: Regenerated.
5005 * gengtype.c (write_types_process_field, write_func_for_structure):
5006 Pass new argument to gt_pch_note_object.
5007 * ggc-common.c (struct ptr_data): Add TYPE.
5008 (gt_pch_note_object): Take TYPE argument and save it.
5009 (call_count): Update call to ggc_pch_count_object.
5010 (call_alloc): Update call to ggc_pch_alloc_object.
5011 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5013 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5014 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5015 (ggc_alloc_zone_stat): Delete.
5016 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5017 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5018 (ggc_pch_alloc_object): Update prototypes.
5019 (garbage_zone): Delete.
5020 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5021 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5023 (tree_id_zone): New variable.
5024 (ggc_alloc_cleared_zone): Remove unused.
5025 (ggc_alloc_zone): Define.
5026 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5027 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5028 ggc_alloc_zone_stat.
5029 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5030 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5031 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5032 (make_node_stat): Likewise. Use tree_id_zone.
5034 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5035 Joseph S. Myers <joseph@codesourcery.com>
5037 * configure.ac: Check for MIPS TLS.
5038 * configure: Regenerated.
5039 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5040 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5041 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5042 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5043 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5044 (mips_classify_symbol, mips_symbolic_constant_p)
5045 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5046 (mips_tls_operand_p, mips_call_tls_get_addr)
5047 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5048 (mips_tls_symbol_ref_1): New functions.
5049 (mips_legitimize_address, mips_legitimize_const_move): Call
5050 mips_legitimize_tls_address.
5051 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5053 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5054 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5055 (mips_char_to_class): Document V1_REG.
5056 (HAVE_AS_TLS): Provide default.
5057 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5059 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5061 (tls_get_tp_<mode>): New instruction.
5063 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5065 * configure.ac: Update checks for target tools.
5066 * configure: Regenerated.
5068 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5070 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5072 2005-03-13 Roger Sayle <roger@eyesopen.com>
5074 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5075 more classes of DImode multiplication by constant. Allow both
5076 multiplication by small negative constants (by performing a
5077 multiplication by a positive constant and negating the result) and
5078 multiplications by large powers of two, by using a left shift.
5080 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5082 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5083 of basic blocks into work_stack.
5085 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5086 config/mips/vr.h: Update copyright.
5088 * c-decl.c (c_init_decl_processing): Remove useless calls to
5089 build_function_type.
5091 * builtins.c (fold_trunc_transparent_mathfn,
5092 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5093 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5094 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5095 fold_builtin_strcpy, fold_builtin_strncpy,
5096 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5099 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5102 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5103 variable determinant.
5105 * tree-cfg.c (group_case_labels): Remove local variable type.
5107 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5110 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5113 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5116 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5117 (*movmemqi_insn): Delete.
5118 (*movmemhi): Delete.
5120 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5122 * builtins.c (fold_builtin_classify): Take decomposed
5123 arguments of CALL_EXPR.
5124 (fold_builtin_1): Update a call to fold_builtin_classify.
5126 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5129 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5130 through into call to parser_xref_tag after parse error.
5131 (c_parser_struct_declaration): Consistently return NULL_TREE on
5134 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5136 * tree-flow-inline.h (ref_contains_array_ref): New function.
5137 (lookup_subvars_for_var): Ditto.
5138 (get_subvars_for_var): Ditto.
5139 (var_can_have_subvars): Ditto.
5141 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5142 (struct subvar): New type.
5144 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5146 * tree-optimize.c (init_tree_optimization_passes): Call
5147 pass_create_structure_vars.
5149 * tree-ssa-alias.c: Include vec.h.
5150 (init_alias_info): Don't auto-clear call clobbered on struct-field
5152 (compute_flow_insensitive_aliasing): Handle subvars.
5153 (group_aliases): Handle STRUCT_FIELD aliases.
5154 (setup_pointers_and_addressables): Ditto.
5155 Don't mark variables non-addressable if they still have
5156 addressable subvars.
5157 Also mark subvars addressable when the real variable is marked
5159 (add_pointed_to_var): Try to prune the pointed-to set by only
5160 pointing to subvars when possible.
5161 Otherwise, make sure we set addresses_needed and pt_vars to
5162 properly include subvars.
5163 (bitpos_of_field): New function.
5164 (push_fields_onto_fieldstack): Ditto.
5165 (get_or_create_used_part_for): Ditto.
5166 (create_overlap_variables_for): Ditto.
5167 (find_used_portions): Ditto.
5168 (create_structure_vars): Ditto.
5169 (pass_create_structure_vars): New structure.
5171 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5172 (get_expr_operands): Handle subvars. Also try to turn
5173 COMPONENT_REF accesses into must-defs now that we can accurately
5175 (note_addressable): Try to only mark as addressable those subvars
5176 we know a COMPONENT_REF touches.
5177 (overlap_subvar): New function.
5179 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5180 Handle subvar storing.
5181 (vect_address_analysis): Update caller of vect_object_analysis.
5183 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5185 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5186 (STMT_VINFO_SUBVARS): New macro.
5188 * common.opts: add flag_tree_salias.
5190 * opts.c (decode_options): flag_tree_salias defaults to on.
5192 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5194 * doc/tree-ssa.texi: Document structural alias analysis.
5196 2005-03-12 Steven Bosscher <stevenb@suse.de>
5198 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5199 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5200 * tree-ssa-operands.c (get_expr_operands): Likewise.
5201 (get_expr_operands): Likewise for ERROR_MARK.
5203 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5205 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5208 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5211 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5212 (mark_operand_necessary): Remove local variable ver.
5214 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5215 variable prefix_len.
5217 * value-prof.c (mod_subtract_transform): Remove local variable
5220 * builtins.c (fold_builtin_exponent): Take decomposed
5221 arguments of CALL_EXPR.
5222 (fold_builtin_1): Update a call to fold_builtin_exponent.
5224 * builtins.c (fold_builtin_logarithm): Take decomposed
5225 arguments of CALL_EXPR.
5226 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5228 * c-decl.c (c_init_decl_processing): Remove local variables
5229 ptr_ftype_void and ptr_ftype_ptr.
5231 * gimplify.c (gimplify_expr): Remove local variables r0 and
5234 * reg-stack.c (move_for_stack_reg): Remove local variable
5236 (compare_for_stack_reg): Remove local variable flags_user.
5237 (convert_regs_1): Remove local variable deleted.
5239 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5241 (combine_blocks): Remove local variables exits and new_e.
5243 * tree-inline.c (expand_call_inline): Remove local variable
5246 * tree-ssa-live.c (create_ssa_var_map,
5247 calculate_live_on_entry): Remove local variable snn.
5249 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5251 * c-lex.c (c_lex_with_flags): Add parameter to call to
5254 2005-03-11 Per Bothner <per@bothner.com>
5256 * c-tree.h (struct c_declarator): New id_loc field.
5257 * c-pragma.h (c_lex_with_flags): Take position reference.
5258 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5259 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5260 (c_lex): Pass dummy location to c_lex_with_flags.
5261 * c-parser.c (c_lex_one_token): Set c_token's location using
5262 c_lex_with_flags, instead of input_location, which might be "ahead".
5263 (c_parser_direct_declarator): Set declarator's id_loc from
5265 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5266 declarator's id_loc, rather than probably-imprecise input_location.
5267 (build_id_declarator): Initialize c_declarator's id_loc field.
5269 2005-03-11 Roger Sayle <roger@eyesopen.com>
5272 * builtins.c (expand_builtin_signbit): Force the signbit's word
5273 into an integer register to avoid SUBREGs of floating point modes.
5275 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5277 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5278 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5279 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5280 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5282 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5284 PR rtl-optimization/20306
5285 * expr.c (emit_move_complex): Set try_int false if mode is
5286 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5287 emit_block_move if try_int is true.
5289 2005-03-11 Richard Henderson <rth@redhat.com>
5292 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5293 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5296 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5298 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5299 (TARGET_FIX_VR4130): New macro.
5300 (TARGET_OPTIONS): Add -mfix-vr4130.
5301 (ISA_HAS_MACCHI): New macro.
5302 (ASM_SPEC): Add -mfix-vr4130.
5303 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5304 (override_options): Handle mips_fix_vr4130_string.
5305 (mips_avoid_hazards): Clear all_noreorder_p
5306 if we're working around VR4130 errata and the macc alternatives
5308 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5309 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5310 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5311 (MULTILIB_DEFAULTS): Remove leading "march=".
5312 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5313 if no architecture option is given.
5314 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5316 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5317 * doc/invoke.texi: Document -mfix-vr4130.
5319 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5321 * config/mips/mips.c (override_options): Only warn about -mint64
5322 deprecation if TARGET_INT64.
5324 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5326 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5327 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5328 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5329 are non-specific regarding the nonnull parameter positions.
5330 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5331 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5332 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5333 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5335 * builtins.def: Use the non-specific "nonnull" attibute lists.
5337 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5339 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5340 single_pred_edge, single_succ, single_pred): Improve comments.
5342 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5344 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5345 single_pred_edge, single_succ, single_pred): New inline functions.
5346 * bb-reorder.c (rotate_loop, find_traces_1_round,
5347 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5348 duplicate_computed_gotos): Use the single_succ/pred functions.
5349 * cfganal.c (forwarder_block_p): Ditto.
5350 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5351 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5352 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5353 merge_seq_blocks): Ditto.
5354 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5355 * cfglayout.c (fixup_reorder_chain): Ditto.
5356 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5357 canonicalize_loop_headers, verify_loop_structure): Ditto.
5358 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5359 mfb_update_loops, create_preheader, force_single_succ_latches,
5360 create_loop_notes): Ditto.
5361 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5362 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5363 commit_one_edge_insertion, purge_dead_edges,
5364 cfg_layout_can_merge_blocks_p): Ditto.
5365 * except.c (sjlj_emit_function_enter): Ditto.
5366 * flow.c (init_propagate_block_info): Ditto.
5367 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5368 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5369 insert_insn_end_bb): Ditto.
5370 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5371 find_if_case_2): Ditto.
5372 * lambda-code.c (perfect_nestify): Ditto.
5373 * lcm.c (optimize_mode_switching): Ditto.
5374 * loop-doloop.c (doloop_modify): Ditto.
5375 * loop-init.c (loop_optimizer_init): Ditto.
5376 * loop-iv.c (simplify_using_initial_values): Ditto.
5377 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5378 * loop-unswitch.c (unswitch_loop): Ditto.
5379 * modulo-sched.c (generate_prolog_epilog): Ditto.
5380 * predict.c (combine_predictions_for_insn, estimate_probability,
5381 tree_estimate_probability, last_basic_block_p,
5382 estimate_bb_frequencies): Ditto.
5383 * profile.c (branch_prob): Ditto.
5384 * regrename.c (copyprop_hardreg_forward): Ditto.
5385 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5386 * tracer.c (layout_superblocks): Ditto.
5387 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5388 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5389 cleanup_control_expr_graph, disband_implicit_edges,
5390 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5391 tree_verify_flow_info, tree_make_forwarder_block,
5392 tree_forwarder_block_p, remove_forwarder_block,
5393 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5394 * tree-if-conv.c (tree_if_conversion): Ditto.
5395 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5396 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5397 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5398 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5399 copy_loop_headers): Ditto.
5400 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5401 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5402 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5403 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5404 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5405 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5406 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5407 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5408 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5409 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5410 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5411 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5412 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5413 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5414 slpeel_add_loop_guard): Ditto.
5416 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5418 PR tree-optimization/15784
5419 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5422 * stmt.c (expand_case): Don't change index_type. Convert minval
5425 PR tree-optimization/20130
5426 * fold-const.c (fold): Fold x * -1 into -x.
5428 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5430 PR rtl-optimization/20331
5431 * rtlanal.c (modified_between_p): Check its address first for MEM.
5432 (modified_in_p): Likewise.
5434 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5436 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5438 2005-03-10 Steven Bosscher <stevenb@suse.de>
5440 * expr.c (expand_expr_real_1): If possible, use a conditional
5441 move for expanding MIN_EXPR and MAX_EXPR.
5442 Use temp for moving around rtx-en.
5444 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5447 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5450 2005-03-10 Roger Sayle <roger@eyesopen.com>
5452 * builtins.c (expand_builtin_signbit): Extend to handle floating
5453 point modes wider than the largest integer type, using the
5454 operand_subword_force function to obtain the signbit's word.
5456 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5459 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5460 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5462 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5464 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5466 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5468 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5470 (perform_edge_inserts): Unconditionally call
5471 free_dominator_info.
5473 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5475 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5477 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5479 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5481 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5483 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5485 (rtl_register_value_prof_hooks,
5486 tree_value_profile_transformations,
5487 tree_register_value_prof_hooks): Likewise.
5488 * var-tracking.c (stack_adjust_offset_pre_post,
5489 variable_htab_free, variable_union, dataflow_set_different_2,
5490 count_uses, variable_was_changed, set_frame_base_location,
5491 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5492 vt_add_function_parameters): Likewise.
5493 * varasm.c (named_section_real, named_section, make_decl_rtl,
5494 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5495 const_hash_1, compare_constant, copy_constant, force_const_mem,
5496 output_constant_pool_2, output_constant_pool_1, output_constant,
5497 output_constructor, make_decl_one_only, decl_tls_model,
5498 default_no_named_section, default_elf_select_section_1,
5499 default_unique_section_1): Likewise.
5500 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5501 * vmsdbgout.c (addr_const_to_string): Likewise.
5504 * function.c (struct assign_parm_data_one): Remove last_named
5506 (assign_parm_find_data_types): Don't determine last_named.
5507 Reorder named_parm determination.
5508 (assign_parms): Only setup varargs on the last non-varadic
5511 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5513 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5514 sda base address on medium model.
5516 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5518 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5519 * cfgloop.c (flow_loop_nodes_find): Export.
5520 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5522 * cfgloopmanip.c (fix_loop_structure): New function.
5523 * predict.c (predict_loops): Clean up the loops information.
5524 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5525 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5527 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5528 (rewrite_into_loop_closed_ssa): Declaration changed.
5529 * tree-loop-linear.c (linear_transform_loops): Add argument to
5530 rewrite_into_loop_closed_ssa call.
5531 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5532 * tree-ssa-loop-im.c (move_computations): Ditto.
5533 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5534 * tree-vectorizer.c (vectorize_loops): Ditto.
5535 * tree-optimize.c: Include cfgloop.h.
5536 (execute_todo): Choose whether to call cleanup_tree_cfg or
5537 cleanup_tree_cfg_loop.
5538 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5539 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5540 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5541 cleanup_tree_cfg_loop call.
5542 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5543 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5544 work on part of cfg.
5546 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5549 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5550 with multiple alternatives.
5552 * stmt.c (parse_output_constraint): Fix a typo.
5554 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5556 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5557 assembly directive instead of deprecated "no-generics".
5559 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5561 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5562 for non-offsettable memory references to cope with outstanding reload
5564 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5565 avoid losing outstanding address reloads.
5566 ("reload_outdi", "reload_outdf"): Likewise.
5568 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5570 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5571 code. Add more cbrt transformations.
5573 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5575 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5577 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5579 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5580 NULL_TREE when a given tree is not simplified.
5581 (fold): Return the original tree when any of the functions
5582 mentioned above NULL_TREE.
5584 * fold-const.c (fold_unary, fold_binary): Take decomposed
5585 arguments, code, type, op0, and op1 in case of fold_binary.
5586 (fold): Update calls to fold_unary and fold_binary.
5588 2005-03-09 Roger Sayle <roger@eyesopen.com>
5590 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5591 a fndecl and an arglist instead of a CALL_EXPR, exp.
5593 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5595 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5597 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5599 * expr.c (expand_assignment): Remove orig_to_rtx.
5601 * fold-const.c (int_const_binop): Remove no_overflow.
5603 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5605 * loop-iv.c (get_biv_step_1): Remove lhs.
5607 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5609 * real.c (real_nan): Remove neg.
5611 * function.c (thread_prologue_and_epilogue_insns): Remove i
5614 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5617 * tree-eh.c (tree_could_trap_p): Remove idx.
5619 * tree-into-ssa.c (ann): Remove ann.
5621 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5623 * tree-sra.c (decide_block_copy): Remove inst_count.
5625 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5627 * tree-ssa-loop-im.c (lhs): Remove.
5629 * cfgbuild.c (state, STATE, SET_STATE,
5630 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5632 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5633 (find_basic_blocks): Set the state of each basic block to
5636 2005-03-08 Jeff Law <law@redhat.com>
5638 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5639 goto results in the removal of edges in the CFG, then we need
5640 to recompute dominators.
5642 2005-03-09 Ben Elliston <bje@au.ibm.com>
5644 * c-common.c (c_do_switch_warnings): Comment fix.
5646 2005-03-08 Julian Brown <julian@codesourcery.com>
5648 * Patch from 2005-03-08 reverted for causing regressions and
5649 ppc-darwin bootstrap failure.
5651 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5653 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5654 Define the real function for ppc-darwin.
5655 * c-typeck.c (convert_arguments): Check for target-specific
5656 invalid argument call to unprototyped function.
5657 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5659 * target.h (invalid_arg_for_unprototyped_fn): New field
5661 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5662 default target hook.
5663 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5666 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5668 * c-typeck.c (constructor_stack, constructor_range_stack,
5669 initializer_stack): Make them static.
5671 * cfg.c (rbi_pool): Make it static.
5673 * gimple-low.c (lower_stmt_body): Make it static.
5674 * tree-flow.h: Remove the corresponding prototype. Don't
5677 * sched-deps.c (cache_size): Make it static.
5679 * stor-layout.c (lang_adjust_rli): Make it static.
5681 2005-03-08 Julian Brown <julian@codesourcery.com>
5683 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5684 from being used for symbols with vague linkage when
5685 HAVE_GAS_COMDAT_GROUP is true.
5687 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5689 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5690 nlabel == JUMP_LABEL (jump).
5692 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5694 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5695 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5696 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5697 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5699 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5702 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5703 * c-common.c (handle_returns_twice): New function.
5704 (c_common_attribute_table): Declare eturns_twice' attribute.
5705 * doc/extend.texi: Document eturns_twice' attribute.
5706 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5707 (struct tree_decl): Add returns_twice_flag.
5709 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5711 * tree-ssa-phiopt.c: Fix a comment typo.
5713 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5714 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5715 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5718 2005-03-08 Richard Henderson <rth@redhat.com>
5720 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5721 builtin codes with ctzdi2, clzdi2, popcountdi2.
5722 (struct alpha_builtin_def): Add is_const.
5723 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5724 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5725 (alpha_init_builtins): Init them. Set nothrow and const attributes
5727 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5728 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5729 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5730 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5731 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5732 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5733 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5734 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5735 (TARGET_FOLD_BUILTIN): New.
5736 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5737 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5739 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5741 2005-03-08 Ira Rosen <irar@il.ibm.com>
5743 PR tree-optimization/20122
5744 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5745 condition of access function instead of base.
5747 2005-03-07 Jeff Law <law@redhat.com>
5748 Steven Bosscher <stevenb@suse.de>
5750 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5751 (find_taken_edge): Call find_taken_edge_computed_goto as
5752 appropriate. Allow any gimple invariant rather than just
5753 INTEGER_CST for VAL.
5754 (cleanup_control_flow): Cleanup a computed goto which has turned
5756 (tree_merge_blocks): If block B has any forced labels, move
5757 them to the start of block A.
5758 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5759 computed gotos as well.
5760 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5761 removal of unnecessary computed gotos too.
5762 (lookup_redirection_data): Fix type of INSERT argument. Callers
5765 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5767 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5768 Remove trailing spaces.
5770 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5771 unshare_all_trees): Make them static.
5772 * tree-gimple.h: Remove the corresponding prototypes.
5774 * diagnostic.h: Remove unused prototype
5775 debug_output_buffer.
5776 * modulo-sched.c: Remove unused prototype
5777 set_row_column_for_ps.
5779 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5780 replace_phi_edge_with_variable): Remove unused variable i.
5782 2005-03-07 Per Bothner <per@bothner.com>
5784 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5786 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5789 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5790 bbs on the COND_EXPR instead of the PHI_NODEs.
5791 (candidate_bb_for_phi_optimization): Remove.
5792 (replace_phi_with_stmt): Rename to ...
5793 (replace_phi_edge_with_variable): this and change so that we
5794 replace the phi argument instead of removing the PHI.
5795 (conditional_replacement): Change so we deal with PHI with more
5797 (value_replacement): Likewise.
5798 (abs_replacement): Likewise.
5800 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5802 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5803 output_e500_flip_gt_bit.
5805 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5807 (rs6000_generate_compare): Fix logic to look at the correct bits.
5808 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5810 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5811 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5812 gen_move_from_CR_gt_bit.
5814 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5815 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5816 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5818 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5819 (E500_CR_IOR_COMPARE): New constant.
5821 2005-03-08 Earl Chew <earl_chew@agilent.com>
5822 David Billinghurst <David.Billinghurst@riotinto.com>
5824 * config/i386/host-cygwin.c: New file to support precompiled
5826 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5827 * config.host: Use above files for cygwin host.
5829 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5831 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5832 ordering ops from earlier change.
5834 2005-03-07 Per Bothner <per@bothner.com>
5836 Various fixes to allow us to again build if --enable-mapped-location:
5837 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5838 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5839 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5840 local variable loc. Change logic appropriately.
5841 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5842 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5843 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5844 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5845 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5847 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5849 PR rtl-optimization/19683
5850 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5851 number of bytes, to smallest_int_for_mode. Fix arguments to
5852 REG_CANNOT_CHANGE_MODE_P.
5854 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5856 * reorg.c (relax_delay_slots): Check that the jump is
5857 conditional before trying to invert it.
5859 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5861 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5864 * calls (stack_arg_under_construction): Make it static.
5866 * flow.c (regs_live_at_setjmp): Make it static.
5867 * flow.h: Remove the corresponding prototype.
5869 * reload1.c (reload_startobj, reload_firstobj,
5870 something_needs_operands_changed, reload_inherited,
5871 reload_inheritance_insn, reload_override_in,
5872 reload_spill_index): Make them static.
5874 * recog.c (verify_changes): Make it static.
5875 * recog.h: Remove the corresponding prototype.
5877 * cfgbuild.c (find_sub_basic_blocks): Remove.
5878 * basic-block.h: Remove the corresponding prototype.
5879 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5881 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5883 * tree-ssa-operands.c (check_build_stmt): Remove.
5885 * stor-layout.c (set_alignment): Remove.
5886 * tree.h: Remove the corresponding prototype.
5888 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5890 * tree-ssa-dce.c (control_dependence_map,
5891 visited_control_parents): Make them static.
5893 * cfghooks.c (verify_flow_info): Remove local variable
5896 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5899 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5901 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5903 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5905 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5907 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5908 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5909 PARALLEL for an empty structure.
5911 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5913 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5915 * fold-const.c (fold_binary): Unroll the very first "for"
5918 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5920 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5921 redundant match_code test.
5922 (scc_comparison_operator): Swap match_operand and match_code
5924 (branch_positive_comparison_operator): Same.
5925 (trap_comparison_operator): Use comparison_operator and swap with
5928 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5931 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5932 (out_movhi_r_mr): Read low byte of volatile MEM first.
5933 (out_movhi_mr_r): Write high byte of volatile MEM first.
5935 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5937 * cselib.c (reg_values, reg_values_size): Make them static.
5939 * cse.c (cse_reg_info_table): Make it static.
5941 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5943 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5945 * cse.c (find_best_addr): Use canon_for_address.
5947 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5949 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5950 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5951 SUBREG and MEM, respectively.
5953 * fold-const.c (fold_binary): Use code instead of t.
5955 * fold-const.c (optimize_minmax_comparison): Take decomposed
5956 arguments code, type, op0, and op1 instead of t.
5957 (fold_binary): Update a call to optimize_minmax_comparison.
5959 * fold-const.c (fold_range_test): Take decomposed arguments
5960 code, type, op0, and op1 instead of t.
5961 (fold_binary): Update a call to fold_range_test.
5963 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5964 decomposed arguments code, type, op0, and op1 instead of t.
5965 (fold_binary): Update a call to fold_range_test.
5967 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5969 * fold-const.c (fold_binary): Avoid directly using the original
5970 expression t as much as possible.
5972 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5974 * c-semantics.c (build_stmt): Use TYPE_P instead of
5975 IS_NON_TYPE_CODE_CLASS.
5976 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5977 (NON_TYPE_CHECK): Use TYPE_P instead of
5978 IS_NON_TYPE_CODE_CLASS.
5980 * fold-const.c (fold): Remove handling of binary expressions.
5982 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
5984 * doc/c-tree.texi: Wrap comments in @r{}.
5985 * doc/cpp.texi: Likewise.
5986 * doc/cppinternals.texi: Likewise.
5987 * doc/extend.texi: Likewise.
5988 * doc/md.texi: Likewise.
5989 * doc/objc.texi: Likewise.
5990 * doc/sourcebuild.texi: Likewise.
5991 * doc/tm.texi: Likewise.
5994 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5996 * predict.c (apply_return_prediction): Standardize PHI chain
5998 * tree-ssa.c (ssa_redirect_edge): Likewise.
6000 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6001 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6004 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6005 * tree-flow.h: Adjust the prototype for remove_phi_node.
6006 * lambda-code.c (perfect_nestify): Adjust a call to
6009 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6010 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6012 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6013 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6014 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6015 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6017 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6018 of GEN_INT (trunc_int_for_mode (...)).
6019 * loop-iv.c (iv_number_of_iterations): Likewise.
6020 * postreload.c (reload_cse_move2add): Likewise.
6021 * simplify-rtx.c (simplify_const_unary_operation,
6022 simplify_const_binary_operation): Likewise.
6023 * stor-layout.c (get_mode_bounds): Likewise.
6025 * fold-const.c (fold_binary): New.
6026 (fold): Call fold_binary on binary expressions.
6028 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6030 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6031 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6032 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6033 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6034 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6036 2005-03-04 Devang Patel <dpatel@apple.com>
6038 PR tree-optimization/18815
6039 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6040 loops with zero exit edges.
6042 2005-03-04 Devang Patel <dpatel@apple.com>
6044 * doc/invoke.texi: Remove reference to webpage that does not exist.
6046 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6047 Joseph S. Myers <joseph@codesourcery.com>
6050 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6051 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6052 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6053 * pa.c (get_plabel): Change argument to symbol_ref. Call
6054 maybe_get_identifier instead of get_identifier.
6055 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6056 (struct deferred_plabel): Replace name field with symbol field.
6057 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6058 ASM_OUTPUT_EXTERNAL_REAL is defined.
6059 (output_global_address): Use output_addr_const for output of all
6061 (output_deferred_plabels): Use symbol_ref instead of name for address
6063 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6064 ASM_OUTPUT_SYMBOL_REF): New macros.
6065 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6067 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6070 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6072 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6073 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6075 2005-03-04 Jeff Law <law@redhat.com>
6077 * basic-block.h (rediscover_loops_after_threading): Declare.
6078 * tree-ssa-dom.c: Include cfgloop.h.
6079 (tree_ssa_dominator_optimize): Discover loops and some basic
6080 properties. Remove forwarder blocks recreated by loop header
6081 canonicalization. Also mark backedges in the CFG.
6082 * tree-ssa-threadupdate.c: Include cfgloop.h
6083 (rediscover_loops_after_threading): Define.
6084 (struct local_info): New field, JUMP_THREADED.
6085 (prune_undesirable_thread_requests): New function.
6086 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6087 then record that fact for the callers of redirct_edges.
6088 (thread_block): If BB has incoming backedges, then call
6089 prune_undesirable_thraed_requests. Note when we are
6090 going to have to rediscover loop information. Return a
6091 boolean indicating if any jumps were threaded.
6092 (thread_through_all_blocks): Bubble up boolean indicating
6093 if any jumps were threaded.
6094 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6095 (tree-ssa-threadupdate.o): Similarly.
6097 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6099 * fold-const.c (fold_ternary): Unroll the "for" loop to
6102 2005-03-04 Andrew Haley <aph@redhat.com>
6104 * unwind-dw2-fde-glibc.c (struct
6105 unw_eh_callback_data.check_cache): New field.
6106 (frame_hdr_cache): New.
6107 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6108 Cache frame header info.
6110 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6112 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6113 (print_c_condition): Declare.
6114 * read-rtl.c (ptr_loc): New structure.
6115 (ptr_locs, ptr_loc_obstack, joined_conditions)
6116 (joined_conditions_obstack): New variables.
6117 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6118 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6119 (join_c_conditions, print_c_condition): New functions.
6120 (apply_macro_to_string): Associate the new string with the same
6121 source location as the old one.
6122 (add_condition_to_string): Use join_c_conditions.
6123 (read_string): Use set_rtx_ptr_loc to record a filename and line
6124 number for the string.
6125 (read_rtx): Initialize the new variables above.
6126 * genattrtab.c (write_test_expr, write_attr_value): Use
6128 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6129 comment above the GCC_VERSION check.
6130 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6131 Inline the definition of MAYBE_EVAL.
6132 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6133 * genoutput.c (process_template): Likewise.
6134 * genpreds.c (write_predicate_subfunction): Likewise.
6135 (write_predicate_expr): Use print_c_condition.
6136 * genrecog.c (write_cond): Likewise.
6137 * gensupport.c (process_rtx): Use join_c_conditions to join the
6138 conditions of a define_insn_and_split. Record a source location
6139 for the string after the "&&".
6140 (alter_test_for_insn): Use join_c_conditions.
6142 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6145 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6146 PR tree-optimization/15784
6147 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6150 2005-03-04 Ben Elliston <bje@au.ibm.com>
6152 * gcc.c (option_map): Add --coverage.
6153 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6154 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6155 * config/darwin.h: Pass -lgcov for `coverage'.
6156 * doc/invoke.texi (Debugging Options): Document --coverage.
6158 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6160 * gcse.c (bypass_block): Use find_edge wherever possible.
6162 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6166 * c-opts.c (c_common_parse_file): Call start_source_file
6167 and end_source_file at the approriate times.
6169 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6170 the main file, it will be done for us now.
6172 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6174 * fold-const.c (fold_ternary): New.
6175 (fold): Call fold_ternary on ternary expressions. Remove
6176 handling of ternary expressions.
6178 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6180 PR tree-optimization/15784
6181 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6184 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6186 * config/rs6000/predicates.md (branch_comparison_operator):
6187 Convert from C block to conditional format.
6189 2005-03-03 Jan Hubicka <jh@suse.cz>
6191 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6192 and non-constant public variables.
6194 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6196 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6199 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6202 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6203 calls to release_ssa_name and release_phi_node.
6205 * fold-const.c (fold): Remove handling of unary expressions.
6207 * fold-const.c (fold_unary): Avoid directly using the original
6208 expression t as much as possible.
6210 2005-03-03 Roger Sayle <roger@eyesopen.com>
6211 Andrew Pinski <pinskia@physics.uc.edu>
6213 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6214 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6216 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6218 Describe special registers SRP and MOF as allocatable registers.
6219 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6220 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6221 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6222 TARGET_HAS_MUL_INSNS.
6223 (cris_print_operand) <case 'd'>: New case.
6224 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6225 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6227 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6228 (REG_ALLOC_ORDER): Update for MOF.
6229 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6231 (GENERAL_REGS): No longer a define of ALL_REGS.
6232 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6233 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6235 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6236 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6237 (SECONDARY_RELOAD_CLASS): Define.
6238 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6239 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6240 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6241 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6242 (REGISTER_MOVE_COST): Define.
6243 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6244 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6245 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6246 (CRIS_MOF_REGNUM): New define_constants.
6247 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6249 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6251 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6252 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6253 Adjust for MOF being properly described as a register.
6254 (indir_to_reg_split): Name this split. Conditionalize on the
6255 destination register being a general register.
6256 (movei): Conditionalize on on operands 0 and 1 having the same
6259 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6262 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6263 -mcpu to override any other explicitly given flags.
6265 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6267 * recog.c (verify_changes, confirm_change_group): New functions,
6268 broken out of apply_change_group.
6269 (apply_change_group): Use them.
6270 * recog.h (verify_change, confirm_change_group): Declare.
6271 * rtl.h (redirect_jump_2): Declare.
6272 * jump.c (redirect_exp, invert_exp): Delete.
6273 (invert_exp_1): Take second parameter. Return value. Changed caller.
6274 (redirect_jump_2): New function, broken out of redirect_jump.
6275 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6276 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6277 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6279 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6281 * varasm.c (named_section): Use xstrdup rather than doing it by
6284 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6286 2005-03-02 Devang Patel <dpatel@apple.com>
6288 Undo PR tree-optimization/18815 fix.
6290 2005-03-02 Devang Patel <dpatel@apple.com>
6292 PR tree-optimization/18815
6293 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6294 loops with zero exit edges.
6296 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6298 * cfg.c (connect_src, connect_dest, disconnect_src,
6299 disconnct_dest): New.
6300 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6301 redirect_edge_pred): Use the new functions.
6303 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6304 free_dominance_info only when needed.
6306 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6309 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6310 (reg_or_sub_cint64_operand): Same.
6312 2005-03-02 Jeff Law <law@redhat.com>
6314 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6315 CFG_ALTERED in the main DOM iteration loop.
6317 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6320 * varasm.c (initializer_constant_valid_p): Allow conversions
6321 between OFFSET_TYPEs. Tidy.
6323 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6325 * config/cris/cris.md ("return"): Remove epilogue delay list
6328 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6330 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6332 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6334 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6336 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6337 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6338 config/m68k/m68k.c, config/mips/mips.h,
6339 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6340 doc/include/gcc-common.texi: Update copyright.
6342 PR middle-end/18029 and PR middle-end/18030
6343 * expr.c (optimize_bitfield_assignment_op): Add a special case
6344 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6346 * fold-const.c (fold_unary): New.
6347 (fold): Call fold_unary on unary expressions.
6349 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6351 * cgraph.h (struct cgraph_edge): Add prev_caller and
6353 (cgraph_node_remove_callees): Export.
6354 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6356 (cgraph_edge_remove_callee): New function.
6357 (cgraph_edge_remove_caller): Likewise.
6358 (cgraph_remove_edge): Use.
6359 (cgraph_redirect_edge_callee): Likewise.
6360 (cgraph_node_remove_callees): New function.
6361 (cgraph_node_remove_callers): Likewise.
6362 (cgraph_remove_node): Use.
6363 * tree-optimize.c (tree_rest_of_compilation): Use
6364 cgraph_node_remove_callees instead of manual loop.
6365 * cgraphunit.c (cgraph_finalize_function): Likewise.
6366 (cgraph_expand_function): Likewise.
6367 (cgraph_remove_unreachable_nodes): Likewise.
6369 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6372 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6374 * c-decl.c (undeclared_variable): Take location as argument.
6375 * c-typeck.c (build_external_ref): Likewise.
6376 * c-parser.c (c_parser_postfix_expression): Pass location of
6377 identifier to build_external_ref.
6379 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6381 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6382 CCEQ mode for branch_positive_comparison_operator test.
6383 * config/rs6000/predicates (branch_comparison_operator): Revert to
6385 (scc_comparison_operator): Same.
6386 (branch_positive_comparison_operator): Same.
6388 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6390 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6391 (cris_delay_slots_for_epilogue): Remove.
6392 (save_last): Move into cris_target_asm_function_epilogue.
6393 (cris_target_asm_function_epilogue): Remove tests for file being
6395 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6396 (cris_delay_slots_for_epilogue): Remove prototypes.
6397 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6398 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6400 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6402 * config/rs6000/predicates.md (branch_comparison_operator): Change
6403 to define_special_predicate.
6404 (scc_comparison_operator): Same.
6405 (branch_positive_comparison_operator): Same.
6407 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6409 * Makefile.in (tree-ssa-sink.o): New.
6410 (OBJS-common): Add tree-ssa-sink.o.
6411 * common.opt: Add -ftree-sink
6412 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6413 * timevar.def (TV_TREE_SINK): new timevar.
6414 * tree-flow.h (is_hidden_global_store): Prototype.
6415 * tree-optimize.c (init_tree_optimization_passes): Add
6417 * tree-pass.h (pass_sink_code): New.
6418 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6419 for non-obvious global store store to is_hidden_global_store, and
6420 call that new function.
6421 * tree-ssa-sink.c: New file.
6422 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6423 * doc/passes.texi: Document forward store motion.
6424 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6425 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6426 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6427 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6429 2005-03-01 Per Bothner <per@bothner.com>
6431 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6432 and we have a non-zero column-number, add it to the message.
6433 Also factor out the diagnostic_kind_text.
6435 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6437 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6438 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6439 flow_loop_scan): Removed.
6440 (flow_loop_dump): Do not dump removed fields.
6441 (flow_loop_free): Do not free removed fields.
6442 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6443 (loop_exit_edge_p): New function.
6444 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6445 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6446 num_exits, exits_doms.
6447 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6448 LOOP_EDGES, LOOP_ALL): Removed.
6449 (flow_loop_scan): Declaration removed.
6450 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6451 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6453 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6454 (if_convert): Call flow_loops_find and flow_loops_free
6455 when calling mark_loop_exit_edges.
6456 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6457 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6458 free_dominance_info calls.
6459 * loop-init.c (flow_loops_find): Ditto.
6460 * passes.c (rest_of_handle_branch_prob): Ditto.
6461 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6462 * loop-unroll.c (analyze_insns_in_loop): Do not use
6464 * predict.c (predict_loops): Do not call flow_loop_scan.
6465 Use get_loop_exit_edges.
6466 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6467 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6468 Do not use EDGE_LOOP_EXIT.
6469 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6470 to bb_with_exit_edge_p.
6471 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6472 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6473 to bb_with_exit_edge_p.
6474 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6476 * tree-loop-linear.c (linear_transform_loops): Do not call
6477 flow_loop_scan. Use loop->single_exit.
6478 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6479 (vect_analyze_loop_form): Do not call flow_loop_scan.
6480 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6482 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6484 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6485 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6486 slpeel_tree_duplicate_loop_to_edge_cfg,
6487 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6488 Use loop_preheader_edge and loop->single_exit. Do not call
6491 2005-03-01 Nick Clifton <nickc@redhat.com>
6493 * config/arm/arm.c (thumb_find_work_register): Check all of the
6494 argument registers to see if they are free, and a couple of
6495 special cases where the last argument register but can be proved
6496 to be available during the function's prologue.
6497 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6498 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6499 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6501 (thumb_compute_save_reg_mask): Likewise. Also use
6502 thumb_find_work_register() to ensure that there is agreement about
6503 which work register is going to be used in the prologue.
6504 (thumb_output_function_prologue): Use unsigned long as the type
6505 for the register bit-mask. Also delay pushing the link register if
6506 other high registers are going to be pushed.
6507 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6508 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6509 redundant prototypes.
6511 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6514 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6515 and after reload in REG+REG indexed addresses without REG_POINTER
6516 set in the base and not set in the index.
6518 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6520 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6521 Don't undefine here.
6522 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6523 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6524 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6525 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6526 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6528 * config.gcc (sh*-*-linux*): Use config/linux.h.
6530 2005-02-28 Dale Johannesen <dalej@apple.com>
6531 Stan Shebs <shebs@apple.com>
6533 Rewrite of 64-bit Darwin structure-by-value pass/return.
6534 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6535 intoffset, use_stack, named.
6536 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6537 (rs6000_darwin64_record_arg_advance_flush): New.
6538 (rs6000_darwin64_record_arg_advance_recurse): New.
6539 (rs6000_darwin64_record_arg_flush): New.
6540 (rs6000_darwin64_record_arg_recurse): New.
6541 (rs6000_darwin64_record_arg): New.
6542 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6543 (function_arg_boundary): Handle 128-bit aligned structs.
6544 (function_arg_advance): Rewrite darwin64 struct handling.
6545 (function_arg): Call rs6000_darwin64_record_arg.
6546 (function_arg_partial_nregs): Handle darwin64 structs.
6547 (rs6000_darwin64_function_value): Remove.
6548 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6550 2005-02-28 Roger Sayle <roger@eyesopen.com>
6552 PR tree-optimization/20216
6553 * tree-chrec.c (tree_fold_factorial): Delete.
6554 (tree_fold_binomial): Change argument list to take a return type
6555 and change the type of K to unsigned int. Rewrite to avoid explicit
6556 evaluation of factorials, and (recursively) calling fold to perform
6557 compile-time arithmetic. Return NULL on (internal) overflow.
6558 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6559 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6560 if any intermediate calculation overflows.
6561 (chrec_apply): Update call to chrec_evaluate.
6563 2005-02-28 James E Wilson <wilson@specifixinc.com>
6565 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6567 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6570 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6571 instead of NULL_TREE on error.
6573 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6575 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6576 (EASY_VECTOR_15_ADD_SELF): Remove.
6577 (num_insns_constant_wide): Not static.
6578 (validate_condition_mode): Not static.
6579 (toc_relative_expr_p): Not static.
6580 (legitimate_indirect_address_p): Not static.
6581 (macho_lo_sum_memory_operand): Not static.
6582 (invalid_e500_subreg): Not static.
6583 (easy_vector_same): Not static.
6584 (easy_vector_splat_const): Not static.
6585 (RS6000_SYMBOL_REF_TLS_P): Remove.
6586 (any_operand): Delete.
6587 (any_parallel_operand): Delete.
6588 (count_register_operand): Delete.
6589 (altivec_register_operand): Delete.
6590 (xer_operand): Delete.
6591 (s8bit_cint_operand): Delete.
6592 (short_cint_operand): Delete.
6593 (u_short_cint_operand): Delete.
6594 (non_short_cint_operand): Delete.
6595 (exact_log2_cint_operand): Delete.
6596 (gpc_reg_operand): Delete.
6597 (cc_reg_operand): Delete.
6598 (cc_reg_not_cr0_operand): Delete.
6599 (reg_or_short_operand): Delete.
6600 (reg_or_neg_short_operand): Delete.
6601 (reg_or_aligned_short_operand): Delete.
6602 (reg_or_u_short_operand): Delete.
6603 (reg_or_cint_operand): Delete.
6604 (reg_or_arith_cint_operand): Delete.
6605 (reg_or_add_cint64_operand): Delete.
6606 (reg_or_sub_cint64_operand): Delete.
6607 (reg_or_logical_cint_operand): Delete.
6608 (got_operand): Delete.
6609 (got_no_const_operand): Delete.
6610 (easy_fp_constant): Delete.
6611 (easy_vector_constant): Delete.
6612 (easy_vector_constant_add_self): Delete.
6613 (zero_constant): Delete.
6614 (zero_fp_constant): Delete.
6615 (volatile_mem_operand): Delete.
6616 (offsettable_mem_operand): Delete.
6617 (mem_or_easy_const_operand): Delete.
6618 (add_operand): Delete.
6619 (non_add_cint_operand): Delete.
6620 (logical_operand): Delete.
6621 (non_logical_cint_operand): Delete.
6622 (mask_operand): Delete.
6623 (mask_operand_wrap): Delete.
6624 (mask64_operand): Delete.
6625 (mask64_2_operand): Delete.
6626 (and64_operand): Delete.
6627 (and64_2_operand): Delete.
6628 (and_operand): Delete.
6629 (reg_or_mem_operand): Delete.
6630 (lwa_operand): Delete.
6631 (symbol_ref_operand): Delete.
6632 (call_operand): Delete.
6633 (current_file_function_operand): Delete.
6634 (input_operand): Delete.
6635 (rs6000_nonimmediate_operand): Delete.
6636 (rs6000_tls_symbol_ref): Delete.
6637 (save_world_operation): Delete.
6638 (restore_world_operation): Delete.
6639 (load_multiple_operation): Delete.
6640 (store_multiple_operation): Delete.
6641 (vrsave_operation): Delete.
6642 (mfcr_operation): Delete.
6643 (mtcrf_operation): Delete.
6644 (lmw_operation): Delete.
6645 (stmw_operation): Delete.
6646 (branch_comparison_operator): Delete.
6647 (branch_positive_comparison_operator): Delete.
6648 (scc_comparison_operator): Delete.
6649 (trap_comparison_operator): Delete.
6650 (boolean_operator): Delete.
6651 (boolean_or_operator): Delete.
6652 (min_max_operator): Delete.
6653 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6654 (EASY_VECTOR_15): Moved to here.
6655 (EASY_VECTOR_15_ADD_SELF): Move to here.
6656 (PREDICATE_CODES): Delete.
6657 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6658 Declare functions no longer static.
6659 * config/rs6000/predicates.md: New.
6660 * config/rs6000/rs6000.md: Include predicates.md
6662 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6664 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6665 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6667 * cfgrtl.c (need_fake_edge_p): Likewise.
6668 * combine.c (distribute_notes): Likewise.
6669 * emit-rtl.c (try_split): Likewise.
6670 * recog.c (peephole2_opimize): Likewise.
6671 * reg-notes.def (ALWAYS_RETURN): Remove.
6672 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6673 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6674 * tree.h (ECF_ALWAYS_RETURN): Remove.
6676 2005-02-28 Roger Sayle <roger@eyesopen.com>
6679 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6680 between different machine modes is never a "useless" conversion.
6682 2005-02-28 Geert Bosch <bosch@gnat.com>
6685 * doc/contrib.texi: List contributors for Ada front end
6687 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6689 * simplify-rtx.c (simplify_unary_operation_1,
6690 simplify_const_unary_operation): New, extracted from...
6691 (simplify_unary_operation): ... this one.
6692 (simplify_binary_operation_1,
6693 simplify_const_binary_operation): New, extracted from...
6694 (simplify_binary_operation): ... this one.
6695 * rtl.h (simplify_const_unary_operation,
6696 simplify_const_binary_operation): Add prototypes.
6698 2005-02-28 Julian Brown <julian@codesourcery.com>
6700 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6701 building libjava and caused PR regression/20228.
6703 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6706 * Makefile.in (host_subdir): New.
6707 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6708 * configure: Regenerate.
6710 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6712 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6713 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6714 installation directory first.
6716 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6719 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6720 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6721 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6722 * config/cris/cris.md: Tweak comments referring to Q.
6723 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6724 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6725 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6726 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6727 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6728 Insert spaces in constraints to align alternatives vertically for
6730 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6733 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6735 PR rtl-optimization/17728
6736 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6737 operand 0 from general_operand to move_dest_operand.
6739 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6741 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6742 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6743 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6744 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6746 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6748 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6749 * configure: Regenerate.
6750 * libada-mk.in: Remove CC; rename
6751 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6753 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6756 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6757 for the lhs, also walk over the tree. Likewise for rhs.
6759 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6761 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6762 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6763 Do not propagate value of iv before increment over the increment.
6765 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6767 * c-parser.c: New file.
6768 * c-parse.in: Remove.
6769 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6771 (c-parser.o): Add dependencies.
6772 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6773 maintainer-clean, TAGS): Update.
6774 * c-config-lang.in (gtfiles): Update.
6775 * gengtype-lex.l: Don't handle "@@".
6776 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6777 objc_build_synchronized, objc_begin_try_stmt,
6778 objc_begin_catch_clause, objc_finish_catch_clause,
6779 objc_build_finally_clause, objc_finish_try_stmt): New.
6780 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6782 (c_parse_init): Update comment.
6783 * c-decl.c (c_init_decl_processing): Update comment.
6784 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6785 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6786 new c_declspecs members.
6788 2005-02-25 Julian Brown <julian@codesourcery.com>
6790 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6791 from being used for symbols with vague linkage when
6792 HAVE_GAS_COMDAT_GROUP is true.
6794 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6796 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6798 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6801 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6802 (LIBGCC2_HAS_DF_MODE): New.
6803 (LIBGCC2_HAS_XF_MODE): New.
6804 (LIBGCC2_HAS_TF_MODE): New.
6805 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6806 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6807 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6808 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6809 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6810 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6811 and add _fixtfdi, _fixunstfdi, _floatditf
6812 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6813 L_fixunstfdi, L_floatditf.
6814 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6815 (LIBGCC2_HAS_TF_MODE): Define.
6817 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6819 PR tree-optimization/20204
6820 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6821 REWRITE_THIS_STMT markers on PHI nodes.
6822 (rewrite_initialize_block): Likewise.
6824 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6826 * version.c (version_string): Update to 4.1.
6828 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6830 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6831 Clarify that the alternative way doesn't work in GNU C++.
6833 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6835 PR tree-optimization/19937
6836 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6837 to the type of the induction variable.
6839 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6841 PR rtl-optimization/20117
6842 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6843 the block including noncopyable insn.
6845 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6847 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6848 calls to find_reg_note.
6850 2005-02-24 Richard Henderson <rth@redhat.com>
6853 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6856 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6858 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6859 vector types if to use base reg for misaligned non-word ld/std.
6861 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6864 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6865 dwarf2 label manually and put it after, not before the prologue.
6867 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6870 * reload.c (operands_match_p): Only increment register number for
6871 SCALAR_INT_MODE_P modes in multiple hard registers.
6873 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6876 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6878 * ChangeLog.5: Fix log message typo(s).
6879 * ChangeLog.7: Likewise.
6880 * ChangeLog.tree-ssa: Likewise.
6881 * cfgexpand.c: Fix comment typo(s).
6882 * conflict.c: Likewise.
6883 * defaults.h: Likewise.
6884 * dwarf2out.c: Likewise.
6886 * ggc-page.c: Likewise.
6887 * tree-eh.c: Likewise.
6888 * tree-ssa-dom.c: Likewise.
6890 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6893 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6894 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6895 if SHARED is defined.
6898 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6899 allow splitting only if operands 0 and 3 don't overlap.
6901 2005-02-24 Richard Henderson <rth@redhat.com>
6904 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6905 (fold_builtin_1): Call them.
6906 * fold-const.c (fold_complex_mult_parts): Split out from ...
6907 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6908 (fold_complex_div_parts, fold_complex_div): New.
6910 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6912 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6914 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6915 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6917 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6918 (print_node): Likewise.
6919 Print TYPE_SIZES_GIMPLIFIED.
6921 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6923 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6924 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6925 operands as commutative in constraints.
6927 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6929 * tree-into-ssa.c: Re-organize internal functions.
6931 2005-02-24 Richard Henderson <rth@redhat.com>
6934 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6936 * common.opt (fcx-limited-range): New.
6937 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6938 * toplev.c (flag_complex_method): Initialize to 1.
6939 (process_options): Set flag_complex_method to 0 if
6940 flag_cx_limited_range.
6941 * doc/invoke.texi (-fcx-limited-range): New.
6943 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6945 * cse.c (delete_trivially_dead_insns): Speed up by using
6946 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6949 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6951 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6952 functions when -mid-shared-library is being used.
6954 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6956 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6957 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6958 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6959 * system.h: Poison LINK_LIBGCC_SPECIAL.
6961 2005-02-23 James E Wilson <wilson@specifixinc.com>
6963 * gengtype.c (note_insn_name): Make 1 element larger.
6965 2005-02-23 Roger Sayle <roger@eyesopen.com>
6968 PR rtl-optimization/20097
6969 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6970 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6972 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6974 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6975 * t-aix52 (SHLIB_INSTALL): Same.
6977 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6979 * genpreds.c: Update copyright.
6981 2005-02-23 Michael Beach <michaelb@ieee.org>
6984 * config/sparc/t-elf (startup files): Assemble with CPP.
6986 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
6988 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
6989 (write_predicate_expr): Likewise.
6991 2005-02-22 Diego Novillo <dnovillo@redhat.com>
6993 PR tree-optimization/20100
6994 PR tree-optimization/20115
6995 * tree-optimize.c (init_tree_optimization_passes): Remove
6996 pass_maybe_create_global_var.
6997 * tree-pass.h (pass_maybe_create_global_var): Remove.
6998 * tree-ssa-alias.c (aliases_computed_p): Declare.
6999 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7000 (count_calls_and_maybe_create_global_var): Remove.
7001 (pass_maybe_create_global_var): Remove.
7002 (init_alias_info): Do not declare aliases_computed_p.
7003 (maybe_create_global_var): If the function contains no
7004 call-clobbered variables and a mix of pure/const and regular
7005 function calls, create .GLOBAL_VAR.
7006 Mark all call-clobbered variables for renaming.
7007 (merge_pointed_to_info): Update comment.
7008 (add_pointed_to_var): Likewise.
7009 (is_escape_site): Likewise.
7010 Accept struct alias_info * instead of size_t *.
7012 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7014 * tree-ssa-operands.c (get_call_expr_operands): If
7015 ALIASES_COMPUTED_P is false, do not add call-clobbering
7017 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7018 (delete_tree_ssa): Likewise.
7020 2005-02-22 James E Wilson <wilson@specifixinc.com>
7022 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7023 (do_compile): Do call it here.
7025 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7027 PR rtl-optimization/20017.
7028 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7029 rest_of_handle_cse2, rest_of_handle_gcse): Call
7030 delete_dead_jumptables immediately before calling cleanup_cfg.
7032 2005-02-22 Devang Patel <dpatel@apple.com>
7035 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7038 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7040 * config/rs6000/aix.h (WINT_TYPE): Define.
7042 2005-02-22 Stan Shebs <shebs@apple.com>
7044 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7045 natural alignment for 64-bit Darwin.
7046 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7048 * doc/invoke.texi: Document this.
7050 2005-02-22 DJ Delorie <dj@redhat.com>
7052 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7053 to make_[un]signed_type, not the mode itself.
7055 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7057 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7058 not available. Use tail calls wherever possible.
7059 (make_edge): Call unchecked_make_edge to create an edge.
7061 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7062 (coalesce_ssa_name): Don't check for
7063 SSANORM_USE_COALESCE_LIST.
7064 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7066 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7068 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7069 (rewrite_into_ssa): ... here.
7071 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7073 PR tree-optimization/19786
7074 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7075 tag to another's may-alias bitmap when adding to the other's list.
7077 2005-02-21 DJ Delorie <dj@redhat.com>
7079 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7080 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7081 registers in unsupported ways.
7082 * expmed.c (init_expmed): Likewise.
7084 2005-02-21 Stan Cox <scox@redhat.com>
7086 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7088 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7090 * tree-cfg.c (fold_cond_expr_cond): New.
7091 (make_edges): Call fold_cond_expr_cond.
7092 (find_taken_edge): Accept nothing but INTEGER_CST.
7093 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7095 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7097 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7098 that do not belong to any basic block.
7100 2005-02-21 Jeff Law <law@redhat.com>
7102 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7105 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7107 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7108 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7109 Adjust their definitions.
7110 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7111 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7113 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7114 genautomata.c, langhooks.c, langhooks.h, system.h,
7115 config/arm/lib1funcs.asm: Update copyright.
7117 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7119 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7121 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7124 * doc/install.texi: Document --with-gc.
7126 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7128 * simplify-rtx.c (simplify_unary_operation): Add a missing
7131 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7133 PR tree-optimization/18663
7134 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7135 if the type has variable bounds.
7137 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7139 * gcse.c: Remove an obsolete comment.
7141 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7143 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7145 * doc/extend.texi (Function Attributes) <Attribute const>: The
7146 attribute "pure" is below this text, not above.
7148 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7150 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7151 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7152 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7154 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7157 * langhooks.h (struct lang_hooks): Add to_target_charset.
7158 * langhooks.c (lhd_to_target_charset): New function.
7159 * langhooks-def.h: Declare lhd_to_target_charset.
7160 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7161 (LANG_HOOKS_INITIALIZER): Update.
7162 * c-common.c (c_common_to_target_charset): New function.
7163 * c-common.h: Declare it.
7164 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7165 c_common_to_target_charset.
7167 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7168 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7170 * system.h: Poison them.
7171 * doc/tm.texi: Don't discuss them.
7172 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7173 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7174 (pp_c_char): Do not attempt to generate letter escapes for
7176 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7177 * config/mips/mips.c (mips_output_ascii): Likewise.
7179 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7181 PR tree-optimization/19951
7182 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7185 2005-02-19 Steven Bosscher <stevenb@suse.de>
7188 * function.h (struct function): New field `max_loop_depth'.
7189 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7190 (flow_loops_find): Reset the max loop depth count before finding loops.
7191 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7192 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7193 (calculate_global_regs_live): Make sure the loop will terminate
7194 when the initial sets are not empty.
7196 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7198 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7200 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7202 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7205 * doc/invoke.texi: Remove documentation of %M spec.
7207 (init_spec): Remove %M suffix from -lgcc_s.
7208 (do_spec_1): Remove 'M' case.
7209 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7210 to put shared libraries in the multilib directory. Remove the
7211 shlib_so_soname substitution variable. Don't add a multilib encoding
7212 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7213 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7214 SHLIB_INSTALL as well as SHLIB_LINK.
7215 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7216 (SHLIB_NAME): Delete.
7217 (SHLIB_DIR): New macro.
7218 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7219 (SHLIB_INSTALL): Adjust accordingly.
7220 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7221 * config/t-slibgcc-sld: Likewise.
7222 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7223 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7224 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7226 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7227 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7228 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7229 Use @shlib_base_name@ instead of @shlib_so_name@.
7230 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7231 and @shlib_base_name@.so in @multilib_dir@.
7232 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7233 to the install path.
7234 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7235 (SHLIB_LINK): Remove previous workaround.
7236 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7237 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7238 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7240 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7241 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7242 (SHLIB_INSTALL): Adjust accordingly.
7243 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7244 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7245 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7246 config/t-slibgcc-elf-ver.
7248 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7249 Jakub Jelinek <jakub@redhat.com>
7251 PR tree-optimization/19828
7252 * tree-ssa-loop-im.c: Add a TODO comment.
7253 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7254 without side-effects.
7256 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7258 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7261 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7263 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7264 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7265 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7267 (ia64_reorg): Delete fixup_errata call.
7268 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7269 (TARGET_SWITCHES): Delete -mb-step entry.
7271 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7274 * c-typeck.c (composite_type): Handle quals in transparent unions.
7275 (type_lists_compatible_p): Likewise.
7277 2005-02-18 Stan Shebs <shebs@apple.com>
7279 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7280 expressions in the .literal8 section.
7282 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7284 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7286 2005-02-18 Roger Sayle <roger@eyesopen.com>
7288 * fold-const.c (constant_boolean_node): Always create values of the
7289 specified type, don't bother calling truthvalue_conversion.
7291 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7293 * except.c (output_function_exception_table): Call
7294 assemble_external_libcall (eh_personality_libfunc).
7296 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7299 * config/ia64/ia64.h (struct machine_function): Add state_num.
7300 * config/ia64/ia64.c (process_epilogue,
7301 process_for_unwind_directive): Use new unwind state numbers each
7302 time rather than state 1.
7304 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7307 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7308 before the "*llgt_didi" pattern.
7310 2005-02-18 Jason Merrill <jason@redhat.com>
7312 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7314 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7316 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7317 (div0): Use it in place of ARM_FUNC_ALIAS.
7318 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7320 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7323 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7324 access, the lower bound of the array type if it exists.
7326 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7329 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7330 cases that are out-of-range for the index type.
7332 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7334 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7335 (estimate_case_costs): Don't call convert.
7336 * expmed.c (expand_shift): Likewise.
7337 (make_tree): Call fold_convert instead of convert.
7339 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7342 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7343 that ref to be marked MEM_READONLY_P doesn't have base that needs
7346 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7348 * genautomata.c (output_get_cpu_unit_code_func,
7349 output_cpu_unit_reservation_p): Don't generate old-style function
7352 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7355 PR tree-optimization/20009
7356 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7358 PR tree-optimization/18947
7359 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7360 inline, remove all nodes that are inlined into the extern inline
7363 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7365 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7366 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7367 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7368 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7371 2005-02-17 Roger Sayle <roger@eyesopen.com>
7373 PR tree-optimization/19917
7374 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7375 to be potentially trapping.
7377 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7379 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7381 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7383 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7384 tem becomes a local variable which is set to the value of the
7385 back end defined INITIAL_FRAME_ADDRESS macro.
7386 (expand_builtin_frame_address): Omit the base parameter to
7387 expand_builtin_return_addr.
7388 (expand_builtin_profile_func): Likewise.
7389 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7390 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7391 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7393 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7395 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7396 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7397 * config/frv/frv.c (frv_function_epilogue): Likewise.
7399 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7401 * lambda-code (perfect_nestify): Remove mark/unmark
7403 * tree-loop-linear.c (linear_transform_loops): Add
7404 rewrite_into_ssa call so that ssa is correct for
7405 rewriting into loop closed.
7407 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7409 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7410 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7412 * bt-load.c (btr_def_live_range, combine_btr_defs,
7413 migrate_btr_def, migrate_btr_defs): Likewise.
7414 * cfgcleanup.c (thread_jump): Likewise.
7415 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7416 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7417 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7418 df_rd_local_compute, df_reg_info_compute): Likewise.
7419 * dominance.c (init_dom_info, free_dom_info): Likewise.
7420 * flow.c (init_propagate_block_info,
7421 free_propagate_block_info): Likewise.
7422 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7423 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7424 modify_reg_pav): Likewise.
7425 * loop-invariant.c (find_defs, find_invariant_insn,
7426 find_invariants, free_inv_motion_data): Likewise.
7427 * predict.c (tree_predict_by_opcode,
7428 estimate_bb_frequencies): Likewise.
7429 * stmt.c (expand_case): Likewise.
7430 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7431 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7432 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7433 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7434 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7435 rewrite_ssa_into_ssa): Likewise.
7436 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7437 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7438 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7439 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7440 * tree-sra.c (tree_sra): Likewise.
7441 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7442 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7443 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7444 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7445 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7446 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7448 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7449 calculate_live_on_entry, calculate_live_on_exit,
7450 build_tree_conflict_graph): Likewise.
7451 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7452 record_important_candidates, set_use_iv_cost, find_depends,
7453 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7454 tree_ssa_iv_optimize_finalize): Likewise.
7455 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7456 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7457 tree_duplicate_loop_to_header_edge): Likewise.
7458 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7459 * tree-ssa.c (verify_flow_insensitive_alias_info,
7460 verify_name_tags, verify_ssa, init_tree_ssa,
7461 delete_tree_ssa): Likewise.
7462 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7463 fini_ssanames): Likewise.
7464 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7466 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7468 * config/rs6000/t-rtems: Completely reworked.
7470 2005-02-17 Ira Rosen <irar@il.ibm.com>
7472 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7474 2005-02-17 Ira Rosen <irar@il.ibm.com>
7476 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7477 POINTER_TYPE_P when checking that type is a pointer.
7478 (vect_get_memtag): Remove.
7479 (vect_address_analysis): Use POINTER_TYPE_P. Call
7480 vect_object_analysis with dummy parameter for memtag.
7481 (vect_object_analysis): Extract memtag (functionality that
7482 used to be in vect_get_memtag and moved here). Fix printings.
7483 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7484 with correct parameters. Remove call to vect_get_memtag.
7486 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7488 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7489 (tree-vectorizer.o): Added missing dependencies.
7491 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7493 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7494 declaration in tree-vectorizer.c, now has an extern declaration in
7496 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7497 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7498 get_vectype_for_scalar_type, vect_is_simple_use,
7499 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7500 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7501 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7502 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7503 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7504 find_loop_location): Likewise.
7506 * tree-vectorizer.c (langhooks.h): #include removed.
7507 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7508 moved to tree-vectorized.h.
7509 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7510 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7511 get_vectype_for_scalar_type, vect_is_simple_use,
7512 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7513 vect_supportable_dr_alignment, new_loop_vec_info,
7514 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7515 vect_set_verbosity_level, find_loop_location): Likewise.
7517 (vect_analyze_loop): Function externalized. Declaration moved to
7518 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7519 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7520 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7521 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7522 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7523 vect_enhance_data_refs_alignment, vect_analyze_operations,
7524 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7525 vect_stmt_relevant_p, vect_get_loop_niters,
7526 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7527 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7528 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7529 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7530 vect_get_memtag): Likewise.
7532 (vectorizable_load): Function externalized. Declaration moved to
7533 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7534 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7535 vect_transform_loop): Likewise.
7536 (vect_transform_stmt): Moved to tree-vect-transform.c.
7537 (vect_align_data_ref, vect_create_destination_var,
7538 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7539 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7540 vect_get_vec_def_for_operand, vect_init_vector,
7541 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7542 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7543 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7544 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7545 vect_do_peeling_for_loop_bound): Likewise.
7547 * tree-vect-analyze.c: New file.
7548 * tree-vect-transform.c: New file.
7550 2005-02-17 Jason Merrill <jason@redhat.com>
7552 PR mudflap/19319, c++/19317
7553 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7556 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7558 * doc/install.texi (Specific): Update link for Darwin-specific
7561 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7563 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7564 constant_boolean_node.
7566 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7569 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7570 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7572 2005-02-16 Richard Henderson <rth@redhat.com>
7575 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7577 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7578 replace uses with Wtype_MAXp1_F.
7579 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7580 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7581 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7582 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7583 and HAVE_TFMODE as appropriate.
7584 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7585 (__floatdisf): Likewise.
7586 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7587 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7588 (Wtype_MAXp1_F): New.
7589 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7590 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7592 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7595 * arm.c (arm_apply_result_size): New function.
7596 * arm.h (APPLY_RESULT_SIZE): Define.
7597 * arm-protos.h (arm_apply_result_size): Add prototype.
7598 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7599 (movxf): New expand.
7600 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7601 (call_value_symbol): Remove predicate for operand 0.
7602 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7603 (untyped_call): Rework to correclty return values for any type.
7604 (untyped_return): New expand.
7605 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7607 2005-02-16 Stan Shebs <shebs@apple.com>
7609 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7610 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7612 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7614 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7615 configure settings on Solaris 7 and later.
7617 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7619 PR tree-optimization/19865
7620 * tree-optimize.c (init_tree_optimization_passes): Run
7621 pass_may_alias after pass_sra.
7623 2005-02-16 Richard Henderson <rth@redhat.com>
7624 Stuart Hastings <stuart@apple.com>
7627 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7628 Do nothing if debug info suppressed for this function.
7629 (dbxout_begin_function): Early exit if debug info suppressed for
7632 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7635 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7637 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7639 PR tree-optimization/19967
7640 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7641 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7642 argument TYPE. Adjust calls to fold_builtin_XXX.
7643 (expand_builtin, fold_builtin_1): Adjust calls to
7645 (fold_builtin_strchr, fold_builtin_strpbrk,
7646 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7647 result to a requested type TYPE.
7649 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7652 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7653 (T)x & (T)cst if (T)cst overflows.
7654 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7655 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7657 2005-02-15 Jeff Law <law@redhat.com>
7659 * gcse.c (blocks_with_calls): New bitmap.
7660 (alloc_gcse_mem): Allocate it.
7661 (free_gcse_mem): Free it.
7662 (clear_modifY_mem_tables): Clear it.
7663 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7664 when we encounter CALL_INSNs.
7665 (compute_transp, case MEM): Handle blocks with calls separate
7666 from blocks without calls. Use bitmap iterators rather than
7669 2005-02-15 Peter O'Gorman <peter@pogma.com>
7672 * mklibgcc.in (vis_hide): Use a temporary object file, not
7675 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7678 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7679 access optimization.
7681 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7682 Alan Modra <amodra@bigpond.net.au>
7685 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7686 (_xlqsub): Rename to __gcc_qsub.
7687 (_xlqmul): Rename to __gcc_qmul.
7688 (_xlqdiv): Rename to __gcc_qdiv.
7689 Provide versioned symbol aliases with old names.
7690 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7691 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7692 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7693 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7694 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7696 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7698 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7699 Fold ~(A - 1) and ~(A + -1) to -A.
7701 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7705 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7706 config/pa/pa-host.c:pa_gt_pch_use_address.
7708 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7710 * tree-vn.c (get_value_handle): Make sure that given an
7711 is_gimple_min_invariant expression, we always return it.
7713 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7715 * passes.c (rest_of_handle_gcse): Fix a comment.
7717 2005-02-15 Jeff Law <law@redhat.com>
7719 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7721 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7722 (canon_list_insert, record_last_mem_set_info): Similarly.
7723 (clear_modify_mem_tables): Similarly.
7725 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7727 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7728 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7729 config/mips/mips.md, config/rs6000/aix.h,
7730 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7732 2005-02-15 Richard Henderson <rth@redhat.com>
7734 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7735 call to be best_edge.
7737 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7739 * basic-block.h: Adjust the prototype for find_basic_blocks.
7740 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7741 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7744 * flow.c (recompute_reg_usage): Remove all arguments.
7745 * passes.c (rest_of_compilation): Adjust the call to
7746 recompute_reg_usage.
7747 * rtl.h: Adjust the prototype for recompute_reg_usage.
7749 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7751 * tree-dump.c (dump_files): Update to reflect new member
7753 (dump_register): Add new argument.
7755 (dump_switch_p_1): Check against glob name if doglob was passed.
7756 (dump_switch_p): Check against regular first, then glob if
7757 we didn't have any hits on the dump name.
7758 * tree-optimize.c (register_one_dump_file):
7759 Pass in glob name as well.
7760 * tree-pass.h (struct dump_file_info): Add glob
7763 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7765 PR preprocessor/16323
7766 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7768 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7771 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7772 (trunctfdf2_internal1): New.
7773 (trunctfdf2_internal2): Renamed from trunctfdf2.
7775 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7777 PR tree-optimization/19853
7778 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7780 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7782 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7783 delete_dead_jumptables and cleanup_cfg.
7785 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7787 * reload.c (find_reloads): Swap address_reloaded flags when
7788 swapping commutative operands.
7790 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7792 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7793 Use standard_iv_increment_position for computing the bsi position
7795 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7798 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7801 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7802 life range of hard registers.
7803 * value-prof.c (insn_prefetch_values_to_profile): Only
7806 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7807 profile in libcalls.
7809 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7811 * bitmap.h (bitmap_and_compl_into): Return bool.
7812 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7814 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7816 PR tree-optimization/19944
7817 * fold-const.c (fold): Re-add ABS_EXPR folding.
7819 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7822 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7823 {TARGET,MASK}_XL_COMPAT.
7824 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7826 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7827 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7829 (rs6000_arg_partial_bytes): Same.
7830 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7831 and XL compatibility enabled.
7832 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7833 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7834 test to final condition.
7835 (cmptf_internal2): New.
7836 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7837 xl-compat. Add TFmode information to description.
7839 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7841 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7843 2005-02-13 Jason Merrill <jason@redhat.com>
7846 * fold-const.c (fold_indirect_ref_1): Split out from...
7847 (build_fold_indirect_ref): Here.
7848 (fold_indirect_ref): New fn.
7849 * tree.h: Declare it.
7850 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7851 (gimplify_modify_expr_rhs): Likewise.
7852 (gimplify_expr): Likewise.
7854 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7856 PR tree-optimization/14303
7857 PR tree-optimization/15784
7858 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7859 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7860 ABS_EXPR<x> != 0 to x != 0.
7862 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7864 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7865 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7866 spelling conventions.
7868 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7869 delete_trivially_dead_insns too many times.
7871 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7874 2005-02-12 Ira Rosen <irar@il.ibm.com>
7876 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7877 (vect_is_simple_iv_evolution): Remove redundant parameter
7879 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7880 without last parameter.
7881 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7882 Return pointer step. Call vect_is_simple_iv_evolution without
7883 last parameter. Check only that the step is multiple of size
7884 type. Remove stmt_vinfo updates.
7885 (vect_get_memtag_and_dr): Remove.
7886 (vect_get_memtag): New function.
7887 (vect_address_analysis): New function.
7888 (vect_object_analysis): New function.
7889 (vect_analyze_data_refs): Call vect_object_analysis and
7890 vect_get_memtag. Update stmt_vinfo fields.
7892 2005-02-12 Ira Rosen <irar@il.ibm.com>
7894 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7895 exist and are objects. Remove checks for pointer.
7896 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7897 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7898 (vect_create_data_ref_ptr): Likewise.
7899 (vect_base_addr_differ_p): New function.
7900 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7901 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7902 Don't set the DR_BASE_NAME field of data-ref.
7903 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7905 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7907 * optabs.h (enum optab_index): Add new OTI_ldexp.
7908 (ldexp_optab): Define corresponding macro.
7909 * optabs.c (init_optabs): Initialize ldexp_optab.
7910 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7912 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7914 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7915 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7917 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7918 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7921 2005-02-12 Ira Rosen <irar@il.ibm.com>
7923 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7925 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7927 (vect_get_base_and_offset): Always return an address.
7928 (vect_create_addr_base_for_vector_ref): Remove treatment for
7929 different data reference types.
7930 (vect_compute_data_ref_alignment): Rename base to base_address in
7931 stmt_vec_info. Get the object in order to force its alignment.
7932 (vect_get_memtag_and_dr): Rename base to base_address in
7933 stmt_vec_info. Extract the object for memtag analysis.
7935 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7937 PR regression/19898.
7938 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7939 changes cc_status, use apply modified_in_p to part of cc_status
7940 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7943 2005-02-11 Richard Henderson <rth@redhat.com>
7945 * tree-complex.c (expand_complex_libcall): New.
7946 (expand_complex_multiplication): Use it for c99 compliance.
7947 (expand_complex_division): Likewise.
7948 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7950 * builtins.c (built_in_names): Remove const.
7951 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7953 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7954 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7955 (built_in_names): Remove const.
7956 * c-common.c (c_common_type_for_mode): Handle complex modes.
7957 * flags.h, toplev.c (flag_complex_method): Rename from
7958 flag_complex_divide_method.
7959 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7960 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7961 * libgcc2.h: Declare them.
7962 * libgcc-std.ver: Export them.
7963 * mklibgcc.in (lib2funcs): Build them.
7965 2005-02-11 Steven Bosscher <stevenb@suse.de>
7967 PR tree-optimization/19876
7968 Partially revert my change from 2005-01-14
7969 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7970 (compute_antic): ...and remove the loop here.
7972 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7975 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7976 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7978 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7979 crtend.o if -pie. Use %{x:a;:b} spec syntax.
7981 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
7983 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
7984 offsets for the big-endian 32-bit case.
7986 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
7988 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
7990 2005-02-11 Dale Johannesen <dalej@apple.com>
7992 * cselib.c (cselib_process_insn): Clear out regs where
7993 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
7994 * reload.c (find_equiv_reg): Ditto.
7996 2005-02-11 Ian Lance Taylor <ian@airs.com>
7998 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8001 * tree.c (build_function_type_list): Work correctly if there are
8004 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8006 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8007 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8008 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8009 TARGET_ZARCH instead of TARGET_64BIT.
8011 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8013 * config/rs6000/t-rtems:
8014 (MULTILIB_OPTIONS): Remove mcpu=602.
8015 (MUTLILIB_DIRNAMES): Remove m602.
8016 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8017 Let mcpu=602 match mcpu=603.
8018 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8020 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8022 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8025 2005-02-10 David Daney <ddaney@avtrex.com>
8027 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8028 * config/i386/linux-unwind.h: Likewise.
8029 * config/ia64/linux-unwind.h: Likewise.
8030 * config/mips/linux-unwind.h: Likewise.
8031 * config/pa/linux-unwind.h: Likewise.
8032 * config/rs6000/linux-unwind.h: Likewise.
8033 * config/s390/linux-unwind.h: Likewise.
8034 * config/sh/linux-unwind.h: Likewise.
8035 * config/sparc/linux-unwind.h: Likewise.
8037 2005-02-10 Steven Bosscher <stevenb@suse.de>
8039 PR tree-optimization/17549
8040 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8041 TER to replace a DEF with its expression if the DEF and the
8042 rhs of the expression we replace into have the same root
8045 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8047 * config/mips/mips.md: Fix the placement of the match_scratch in the
8050 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8052 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8055 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8057 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8058 (strip_offset): Handle addresses.
8059 (add_address_candidates): Use strip_offset.
8060 (difference_cost): Reflect strip_offset change.
8061 (force_var_cost, difference_cost): Strip nops.
8063 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8065 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8067 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8068 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8069 config/cris/cris-protos.h, config/cris/cris.c: Update
8072 2005-02-10 Jeff Law <law@redhat.com>
8074 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8075 (lookup_avail_expr): Similarly.
8077 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8079 * builtins.c (fold_builtin_powi): New function.
8080 (fold_builtin_1): Call it.
8082 2005-02-10 Steven Bosscher <stevenb@suse.de>
8084 PR documentation/19309
8085 * doc/cpp.texi: The __GNUC__ and related predefined macros
8086 are also defined for the "standalone" cpp.
8087 Some non-GCC compilers may also define __GNUC__.
8089 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8092 * c-typeck.c (common_type): New routine. Old common_type renamed
8094 (c_common_type): ...this.
8095 (build_conditional_expr, build_binary_op): Use c_common_type instead
8098 2005-02-10 Steven Bosscher <stevenb@suse.de>
8100 * doc/md.texi: Replace @samp{length} with @code{length}.
8102 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8104 PR tree-optimization/18687
8105 * tree-flow.h (find_loop_niter): Declare.
8106 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8107 Try using scev even for loops with more than one exit.
8108 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8109 (struct ivopts_data): Added niters field.
8110 (struct nfe_cache_elt): New.
8111 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8113 (tree_ssa_iv_optimize_init): Initialize niters cache.
8114 (determine_number_of_iterations): Removed.
8115 (find_induction_variables): Do not call determine_number_of_iterations.
8116 Access niters for single exit through niter_for_single_dom_exit.
8117 (add_iv_outer_candidates): Access niters for single exit through
8118 niter_for_single_dom_exit.
8119 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8120 number_of_iterations_cond.
8121 (iv_period): New function.
8122 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8123 (may_replace_final_value): Take data argument. Use
8124 niter_for_single_dom_exit.
8125 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8126 (rewrite_use_compare): Pass data to may_eliminate_iv.
8127 (rewrite_use_outer): Pass data to may_replace_final_value.
8128 (free_loop_data): Clean up the niters cache.
8129 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8130 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8131 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8132 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8133 (num_ending_zeros): Moved to tree.c.
8134 * tree.h (num_ending_zeros): Declare.
8135 * tree.c (num_ending_zeros): Moved from tree.c.
8137 2005-02-09 Richard Henderson <rth@redhat.com>
8139 * builtins.c (DEF_BUILTIN): Add COND argument.
8140 * tree.h (DEF_BUILTIN): Likewise.
8141 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8142 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8144 (DEF_BUILTIN_STUB): New.
8145 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8146 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8147 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8148 * c-common.c (DEF_BUILTIN): Add COND argument.
8149 * tree.c (local_define_builtin): New.
8150 (build_common_builtin_nodes): New.
8152 2005-02-09 Roger Sayle <roger@eyesopen.com>
8154 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8155 floating point expression ignoring the sign of the result.
8156 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8157 (fold) <MULT_EXPR>: Use it to simplify x*x.
8158 * tree.h (fold_strip_sign_ops): Prototype here.
8159 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8160 argument. Use fold_strip_sign_ops to simplify the first argument.
8161 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8162 first argument when the second argument is an even integer
8163 constant, but only with -funsafe_math_optimizations.
8164 (fold_builtin_1): Update call to fold_builtin_copysign.
8166 2005-02-09 Ian Lance Taylor <ian@airs.com>
8169 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8170 just check whether EH_FILTER_FAILURE falls through.
8172 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8174 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8175 insns return to ready list in the next turn.
8177 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8180 * builtins.def: New __builtin_powi[lf].
8181 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8182 (expand_builtin_powi): New function.
8183 (expand_builtin): Dispatch to expand_builtin_powi.
8184 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8185 * libgcc2.c: Add __builtin_powi[lf] implementation.
8186 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8187 * optabs.h: Add powi_optab.
8188 * optabs.c (init_optabs): Initialize powi_optab.
8189 * doc/extend.texi: Document __builtin_powi[lf].
8191 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8193 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8196 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8199 * fold-const.c (try_move_mult_to_index): Remove redundant
8200 type argument. Create ADDR_EXPR with correct type.
8201 (fold): Update callers of try_move_mult_to_index. Convert
8202 result to the appropriate type.
8204 2005-02-09 Roger Sayle <roger@eyesopen.com>
8207 * config/avr/avr.c (default_rtx_costs): Delete.
8208 (avr_operand_rtx_cost): New function.
8209 (avr_rtx_costs): Completely rewrite.
8211 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8214 * config/cris/cris.c (in_code): New variable.
8215 (cris_output_addr_const): Now a static function, a wrapper for
8217 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8218 case from old cris_output_addr_const.
8219 (cris_asm_output_label_ref): Similar for LABEL_REF.
8220 (cris_output_addr_const_extra): Similar for UNSPEC.
8221 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8222 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8223 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8225 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8226 (cris_asm_output_label_ref): Declare.
8228 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8230 PR preprocessor/19801
8231 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8232 filenames that changed when libcpp was moved to the toplevel.
8234 2005-02-07 Roger Sayle <roger@eyesopen.com>
8236 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8237 zero extensions of BImode operands. Call lowpart_subreg instead
8238 of gen_lowpart_common and gen_lowpart_SUBREG.
8240 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8243 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8244 * configure.ac: Set cc_for_cross_gnattools.
8245 * configure: Regenerate.
8247 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8250 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8252 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8255 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8256 of nested functions.
8258 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8260 * doc/extend.texi: Document deprecated extensions allowing
8261 static floating-point members to have initializers and allowing
8262 floating-point literals in integral constant expressions.
8264 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8266 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8267 config/darwin7.h, config/mips/mips.c,
8268 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8271 * cse.c: Update comments.
8273 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8276 * builtins.c (fold_builtin_sqrt): Transform
8277 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8280 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8281 Dorit Naishlos <dorit@il.ibm.com>
8283 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8284 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8285 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8287 * tree.h (vect_set_verbosity_level): New extern function declaration
8289 * tree-vectorizer.h (verbosity_levels): New enum type.
8290 * tree-vectorizer.c (vect_debug_stats): Function removed.
8291 (vect_debug_details): Likewise.
8292 (vect_verbosity_level): Global variable was defined and initialized.
8293 (vect_dump): Global variable definition.
8294 (vect_print_dump_info): New function.
8295 (vect_set_dump_settings): New function.
8296 (vect_set_verbosity_level): New function.
8297 (vectorize_loops): Add call to vect_set_dump_settings.
8299 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8300 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8301 (slpeel_tree_peel_loop_to_edge): Likewise.
8303 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8304 appropriate verbosity level instead of call to vect_debug_details
8305 or vect_debug_stats.
8306 (vect_get_base_and_offset):
8307 (vect_create_addr_base_for_vector_ref):
8308 (get_vectype_for_scalar_type):
8309 (vect_create_data_ref_ptr):
8311 (vect_get_vec_def_for_operand):
8312 (vect_finish_stmt_generation):
8313 (vectorizable_assignment):
8314 (vectorizable_operation):
8315 (vectorizable_store):
8316 (vectorizable_load):
8317 (vect_transform_stmt):
8318 (vect_update_ivs_after_vectorizer):
8319 (vect_do_peeling_for_loop_bound):
8320 (vect_update_inits_of_drs):
8321 (vect_do_peeling_for_alignment):
8322 (vect_transform_loop):
8323 (vect_is_simple_use):
8324 (vect_analyze_operations):
8325 (vect_is_simple_iv_evolution):
8326 (vect_analyze_scalar_cycles):
8327 (vect_analyze_data_ref_dependence):
8328 (vect_analyze_data_ref_dependences):
8329 (vect_compute_data_ref_alignment):
8330 (vect_enhance_data_refs_alignment):
8331 (vect_analyze_data_refs_alignment):
8332 (vect_analyze_data_ref_access):
8333 (vect_analyze_data_ref_accesses):
8334 (vect_analyze_pointer_ref_access):
8335 (vect_get_memtag_and_dr):
8336 (vect_analyze_data_refs):
8337 (vect_mark_relevant):
8338 (vect_stmt_relevant_p):
8339 (vect_mark_stmts_to_be_vectorized):
8340 (vect_can_advance_ivs_p):
8341 (vect_get_loop_niters):
8342 (vect_analyze_loop_form):
8343 (vect_analyze_loop):
8344 (vectorize_loops): Likewise.
8346 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8347 (vect_update_inits_of_drs):
8348 (vect_do_peeling_for_alignment):
8349 (vect_transform_loop):
8350 (vect_analyze_operations):
8351 (vect_analyze_scalar_cycles):
8352 (vect_analyze_data_ref_dependences):
8353 (vect_analyze_data_refs_alignment):
8354 (vect_analyze_data_ref_accesses):
8355 (vect_analyze_data_refs):
8356 (vect_mark_stmts_to_be_vectorized):
8357 (vect_get_loop_niters):
8358 (vect_analyze_loop_form):
8359 (vect_analyze_loop): Likewise.
8360 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8362 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8366 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8367 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8368 either -ffast-math or -funsafe-math-optimizations is in use.
8370 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8371 * config/mips/irix-csr.c: New file.
8372 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8373 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8374 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8377 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8379 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8380 redundant, incorrect definitions.
8382 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8384 ("*tls_indirect_call"): New, reference hard regs directly.
8385 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8387 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8389 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8390 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8392 2005-02-06 Roger Sayle <roger@eyesopen.com>
8394 PR rtl-optimization/19800
8395 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8396 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8399 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8401 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8403 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8406 * doc/invoke.texi: Correct documentation of -freorder-functions.
8408 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8411 * doc/invoke.texi: Don't mention gccbug.
8413 2005-02-06 Roger Sayle <roger@eyesopen.com>
8414 Andrew Pinski <pinskia@physics.uc.edu>
8415 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8417 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8418 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8419 into just (zero_extract:SI FOO (const_int 1) BAR).
8421 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8423 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8424 macro locally. Don't give last revision date. Use GCC version
8425 number from gcc-common.texi.
8426 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8427 revision date. Use GCC version number from gcc-common.texi.
8428 Describe being a library as current state rather than as 3.x
8430 * doc/gcc.texi: Remove last update date.
8431 * doc/gccint.texi: Likewise. Update copyright dates.
8432 * doc/install.texi: Update copyright dates.
8434 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8437 * doc/invoke.texi: Mention for each option included in -Wall that
8438 it is included in -Wall.
8439 * doc/gcc.texi: Update copyright and last modification date.
8441 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8443 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8444 unnecessary cast to original induction variable increments.
8446 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8448 PR tree-optimization/18219
8449 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8450 in distributed form.
8452 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8454 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8455 Set bitpos and offset later in the function. Do nothing if the
8456 target is a register and if the bitfield lies completely outside
8458 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8459 here. Return an uninitialised register if the source value is stored
8460 in a register and the bitfield lies completely outside that register.
8462 2005-02-06 Steven Bosscher <stevenb@suse.de>
8464 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8467 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8469 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8471 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8473 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8474 * config/darwin8.h: New.
8475 * config/darwin7.h: Update comment.
8477 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8478 Dorit Naishlos <dorit@il.ibm.com>
8480 * tree-vectorizer.h (LOC): New type.
8481 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8482 (loop_line_number): New field in struct _loop_vec_info.
8483 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8485 * tree-vectorizer.c (input.h): Included.
8486 (find_loop_location): New function.
8487 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8488 loop line number removed.
8489 (vect_debug_details): Likewise.
8490 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8492 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8493 call to vect_debug_details/stats changed from loop to loop_loc.
8494 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8495 (slpeel_tree_peel_loop_to_edge): Likewise.
8497 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8498 changed from NULL to UNKNOWN_LOC.
8499 (vect_get_base_and_offset):
8500 (vect_create_addr_base_for_vector_ref):
8501 (get_vectype_for_scalar_type):
8502 (vect_create_data_ref_ptr):
8504 (vect_get_vec_def_for_operand):
8505 (vect_finish_stmt_generation):
8506 (vectorizable_assignment):
8507 (vectorizable_operation):
8508 (vectorizable_store):
8509 (vectorizable_load):
8510 (vect_transform_stmt):
8511 (vect_update_ivs_after_vectorizer):
8512 (vect_do_peeling_for_loop_bound):
8513 (vect_do_peeling_for_alignment):
8514 (vect_transform_loop):
8515 (vect_is_simple_use):
8516 (vect_analyze_operations):
8517 (vect_is_simple_iv_evolution):
8518 (vect_analyze_scalar_cycles):
8519 (vect_analyze_data_ref_dependences):
8520 (vect_compute_data_ref_alignment):
8521 (vect_enhance_data_refs_alignment):
8522 (vect_analyze_data_ref_access):
8523 (vect_analyze_data_ref_accesses):
8524 (vect_analyze_pointer_ref_access):
8525 (vect_get_memtag_and_dr):
8526 (vect_analyze_data_refs):
8527 (vect_mark_relevant):
8528 (vect_stmt_relevant_p):
8529 (vect_mark_stmts_to_be_vectorized):
8530 (vect_can_advance_ivs_p):
8531 (vect_get_loop_niters):
8532 (vect_analyze_loop):
8533 (vectorize_loops): Likewise.
8535 (vectorizable_load): Argument in call to vect_debug_details/stats
8536 changed from loop to LOOP_LOC (loop_vinfo).
8537 (vect_transform_loop):
8538 (vect_analyze_operations):
8539 (vect_analyze_scalar_cycles):
8540 (vect_analyze_data_ref_dependence):
8541 (vect_enhance_data_refs_alignment):
8542 (vect_analyze_data_ref_accesses):
8543 (vect_analyze_pointer_ref_access):
8544 (vect_analyze_data_refs):
8545 (vect_analyze_loop): Likewise.
8547 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8548 changed from loop to loop_loc.
8550 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8552 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8553 Dorit Naishlos <dorit@il.ibm.com>
8555 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8557 (vect_analyze_data_ref_dependences): Likewise.
8559 (vect_is_simple_use): Argument changed from loop structure to
8560 loop_vect_info structure.
8561 (vect_can_advance_ivs_p): Likewise.
8562 (vect_create_index_for_vector_ref): Likewise.
8563 (vect_update_ivs_after_vectorizer): Likewise.
8564 (new_stmt_vec_info): Likewise.
8566 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8567 changed from loop to loop_vinfo.
8568 (vect_create_data_ref_ptr): First argument in call to
8569 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8570 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8571 was changed from loop to loop_vinfo.
8572 (vectorizable_operation): Likewise.
8573 (vectorizable_store): Likewise.
8574 (vect_mark_stmts_to_be_vectorized): Likewise.
8575 (vect_do_peeling_for_loop_bound): First argument in call to
8576 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8577 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8578 was changed from loop to loop_vinfo.
8579 (vect_analyze_data_ref_dependences): Third argument in call to
8580 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8582 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8583 (vect_create_data_ref_ptr): Likewise.
8584 (vect_init_vector): Likewise.
8585 (vect_get_vec_def_for_operand): Likewise.
8586 (vectorizable_assignment): Likewise.
8587 (vectorizable_operation): Likewise.
8588 (vectorizable_store): Likewise.
8589 (vectorizable_load): Likewise.
8590 (vect_update_ivs_after_vectorizer): Likewise.
8591 (vect_is_simple_use): Likewise.
8592 (vect_analyze_data_ref_dependence): Likewise.
8593 (vect_analyze_pointer_ref_access): Likewise.
8594 (vect_can_advance_ivs_p): Likewise.
8596 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8597 before _stmt_vec_info.
8598 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8599 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8600 (new_stmt_vec_info): Argument changed from loop structure to
8601 loop_vect_info structure
8603 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8604 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8605 (vect_create_addr_base_for_vector_ref): Likewise.
8606 (vect_analyze_pointer_ref_access): Likewise.
8608 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8611 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8612 phi flag if the phi is abnormal.
8614 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8617 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8618 information for the new statement.
8620 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8623 * gcc.c (main): Include the target in -v output.
8625 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8627 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8628 Do not drop the extend if we'd have to add a paradoxical subreg
8629 later. Include optabs.h and insn-codes.h.
8630 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8632 2005-02-02 Roger Sayle <roger@eyesopen.com>
8635 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8636 * fold-const.c (const_binop): Avoid constant folding floating
8637 point operations in modes that use composite representations.
8638 * simplify-rtx.c (simplify_binary_operation): Likewise.
8640 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8642 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8644 (altivec_dstt): Likewise.
8645 (altivec_dstst): Likewise.
8646 (altivec_dststt): Likewise.
8647 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8650 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8652 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8653 EXPR_LOCUS from orig_cond to the new cond_stmt.
8654 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8657 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8659 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8660 standard_iv_increment_position. Remove call to bsi_next
8661 (no need to bump the iterator anymore).
8662 (vect_create_index_for_vector_ref): Call
8663 standard_iv_increment_position. Remove second function argument.
8664 (vect_finish_stmt_generation): Remove call to bsi_next
8665 (no need to bump the iterator anymore).
8666 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8667 to vect_create_index_for_vector_ref.
8669 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8671 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8672 phis are used out of the loop.
8674 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8677 * c-decl.c (undef_nested_function): New variable.
8678 (pop_scope): Diagnose undefined nested functions.
8679 (finish_function): Don't attempt cgraph processing or genericizing
8680 if current top-level function contained an undefined nested
8681 function. Reset undef_nested_function at the end of a top-level
8684 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8686 * tree.c (build_int_cst_type): Take sign of the value into account
8687 when deciding whether sign extend the value.
8689 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8692 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8693 (cpp_options, cc1_options): Change %{std*&ansi} to
8694 %{std*&ansi&trigraphs}.
8696 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8698 * cse.c: Update comments.
8700 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8702 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8703 arguments go on the stack. Do not put complex doubles in odd/even
8706 2005-02-02 Steven Bosscher <stevenb@suse.de>
8708 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8709 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8710 -ftree-pre, and -fthread-jumps.
8712 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8714 PR tree-optimization/19578
8715 * tree-flow.h (modified_noreturn_calls): Declare.
8716 (noreturn_call_p): Declare.
8717 * tree-flow-inline.h (noreturn_call_p): New function.
8718 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8719 * tree-cfg.c (modified_noreturn_calls): New variable.
8720 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8721 that contain a mid-block noreturn call.
8722 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8724 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8726 * df.c (df_def_record_1, df_uses_record): Don't use
8728 * df.h (DF_FOR_REGALLOC): Remove.
8730 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8733 * c-typeck.c (really_start_incremental_init): Reset
8734 constructor_max_index for arrays of incomplete type.
8736 2005-02-02 Jeff Law <law@redhat.com>
8738 * gcse.c (struct reg_set): Store the block index where the register
8739 was set rather than the setting insn.
8740 (record_one_set, compute_transp): Corresponding changes.
8741 (pre_insert_copy_insn): Do not call replace_one_set.
8742 (replace_one_set): Remove.
8744 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8747 * doc/gcov.texi: Fix typo.
8749 2005-02-01 Richard Henderson <rth@redhat.com
8752 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8753 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8755 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8756 * config/i386/i386-protos.h: Update.
8758 2005-02-01 Steven Bosscher <stevenb@suse.de>
8760 PR tree-optimization/19217
8761 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8762 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8763 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8764 that it is walking a PHI node.
8766 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8768 * doc/extend.texi (Nested Functions): Update.
8770 2005-02-01 Richard Henderson <rth@redhat.com>
8773 * optabs.c (expand_copysign_absneg): Export.
8774 * optabs.h (expand_copysign_absneg): Declare.
8775 * config/rs6000/rs6000.md (copysigntf3): New.
8777 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8779 PR tree-optimization/19633
8780 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8781 * tree-ssa-alias.c (init_alias_info): Initialize.
8782 (merge_pointed_to_info): Set.
8783 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8784 (dump_points_to_info_for): Show value of pt_null.
8785 (struct count_ptr_d): Declare.
8786 (find_ptr_dereference): Remove.
8787 (ptr_is_dereferenced_by): Remove.
8788 (count_ptr_derefs): New local function.
8789 (count_uses_and_derefs): New local function.
8790 (compute_points_to_and_addr_escape): Call it. If the number
8791 of dereferences is greater than zero, mark the pointer as
8792 dereferenced. If there are fewer dereferences than uses of
8793 the pointer, the pointer's value escapes.
8795 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8797 PR tree-optimization/19670
8798 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8800 (verify_use): ... set it here, instead.
8802 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8804 * doc/sourcebuild.texi (Test directives): Fix formatting.
8806 * doc/sourcebuild.texi (Test directives): Describe selector
8809 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8811 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8812 specific 64-bit CPUs.
8814 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8817 * arm.c (arm_eliminable_register): New function.
8818 (adjacent_mem_locations): Don't allow eliminable registers. Use
8819 HOST_WIDE_INT for address offsets.
8820 * arm-protos.h (arm_eliminable_register): Add prototype.
8822 2005-02-01 Steven Bosscher <stevenb@suse.de>
8824 PR optimization/15242
8825 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8826 * basic-block.h (duplicate_computed_gotos): Add prototype.
8827 * bb-reorder.c (duplicate_computed_gotos): New function to
8828 duplicate sufficiently small blocks ending in a computed jump.
8829 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8830 if not optimizing for size.
8831 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8832 never do tail merging for blocks ending in a computed jump.
8833 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8835 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8837 Patch from Richard Sandiford <rsandifo@redhat.com>
8838 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8839 from inheriting a subreg equivalence with a non-spill register.
8841 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8843 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8845 * config/frv/frv.c (movcc_fp_destination_operand): New.
8846 (gpr_or_memory_operand): Fix typo in comment.
8847 (gpr_or_memory_operand_with_scratch): New.
8848 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8849 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8850 movcc_fp_destination_operand.
8851 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8852 Legitimize memory addresses using a scratch register.
8854 2005-01-31 Jeff Law <law@redhat.com>
8856 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8857 bitmap a sparse bitmap instead of a simple bitmap.
8858 (mark_def_sites_initialize_block): Corresponding changes.
8859 (ssa_mark_def_sites_initialize_block): Likewise.
8860 (ssa_mark_phi_uses): Likewise.
8861 (mark_def_site, ssa_mark_def_sites): Likewise.
8862 (mark_def_site_blocks): Likewise.
8863 (rewrite_ssa_into_ssa): Likewise.
8865 * tree-ssa-dom.c (record_cond): Pass correct variable type
8866 for last argument to htab_find_slot_with_hash.
8868 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8869 effects when optimizing 0 % X. Do not try to optimize X % 0.
8871 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8873 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8876 2005-02-01 Eric Christopher <echristo@redhat.com>
8878 * config/mips/mips.c (override_options): Warn if -mint64
8880 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8883 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8885 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8887 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8888 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8889 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8890 (cached_regno): Initialize to INVALID_REGNUM.
8891 (cse_reg_info_table_size,
8892 cse_reg_info_table_first_uninitialized,
8893 cse_reg_info_timestamp): New.
8894 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8896 (init_cse_reg_info, get_cse_reg_info_1): New.
8897 (get_cse_reg_info): Cache the last look-up.
8898 (new_basic_block): Update the code to clear mappings from
8899 registers to cse_reg_info entries.
8900 (cse_main): Call init_cse_reg_info.
8902 * cse.c (get_cse_reg_info): Update a comment.
8904 2005-01-31 Steven Bosscher <stevenb@suse.de>
8907 * c-decl.c (start_decl): Do not warn about arrays of elements with
8908 an incomplete type here.
8909 (grokdeclarator): Do it here by making a pedwarn an error.
8910 * c-typeck.c (push_init_level): If there were previous errors with
8911 the constructor type, do not warn about braces for initializers.
8912 (process_init_element): Likewise for excess initializer elements.
8914 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8916 * cse.c (delete_trivially_dead_insn): Don't iterate.
8918 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8920 * config/rs6000/rs6000.md (copysignsf3): New expand.
8921 (copysigndf3): Likewise.
8923 2005-01-31 Steven Bosscher <stevenb@suse.de>
8925 * recog.c (constrain_operands): Only look for earlyclobber operand
8926 conflicts if an '&' constraint was seen.
8928 2005-01-31 Marc Espie <espie@openbsd.org>
8930 * config.gcc: Don't include embedded systems fragment, switches default
8931 debugging format to ELF.
8932 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8933 longer pick it up there.
8935 2005-01-31 Dale Johannesen <dalej@apple.com>
8937 * doc/extend.texi (nested functions): Fix linkage description.
8938 Clarify that static is not allowed.
8940 2005-01-31 Dale Johannesen <dalej@apple.com>
8942 * config/rs6000/darwin.md (movsf_low_di): Make work.
8943 (movdf_low_di): Make work.
8945 2005-01-31 Dale Johannesen <dalej@apple.com>
8947 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8948 Make work for 64 bit.
8950 2005-01-31 Roger Sayle <roger@eyesopen.com>
8951 Dale Johannesen <dalej@apple.com>
8954 * fold-const.c (fold_binary_op_with_conditional_arg):
8955 Make types match original operands, before STRIP_NOPS.
8957 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8959 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8960 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8961 (struct gcc_sigcontext): Delete. Merge contents to..
8962 (struct gcc_ucontext): ..here.
8963 (get_sigcontext): Delete.
8964 (get_regs): New function, like get_sigcontext but return regs ptr.
8965 64-bit version finds regs from r1 to support vdso.
8966 (ppc_linux_aux_vector): New function.
8967 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8970 2005-01-31 Ira Rosen <irar@il.ibm.com>
8972 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8974 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8975 redundant fold. Fix misalignment for MINUS_EXPR.
8976 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8977 (vect_analyze_pointer_ref_access): Likewise.
8978 (vect_get_memtag_and_dr): Likewise.
8980 2005-01-31 Richard Henderson <rth@redhat.com>
8982 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
8983 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
8984 absnegdf2_i387, absnegxf2_i387): Likewise.
8986 2005-01-31 Richard Henderson <rth@redhat.com>
8989 * optabs.c (expand_copysign_absneg): New.
8990 (expand_copysign_bit): Split out from ...
8991 (expand_copysign): ... here. Use expand_copysign_absneg.
8993 2005-01-30 Roger Sayle <roger@eyesopen.com>
8996 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
8997 constant as the second operand and a register as the third.
8999 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9002 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9003 that dllimport'd functions do not use all call-clobbered registers
9006 2005-01-30 Richard Henderson <rth@redhat.com>
9009 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9010 expand_abs_nojump and generalize. Use operand_subword and
9011 emit_no_conflict_block. Support large modes.
9012 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9014 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9015 negation to subtraction.
9016 (expand_copysign): Check that the format has signed zeros.
9017 Use operand_subword and emit_no_conflict_block. Support large modes.
9019 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9021 Fix PR tree-optimization/19624
9023 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9024 * tree-ssa-pre.c: Add cfgloop.h.
9026 (pre_stats): New member, constified.
9027 (inserted_exprs): New static variable.
9028 (NECESSARY): New macro.
9029 (create_expression_by_pieces): Fold the expression, and
9030 mark it as defaulting to not necessary. Also put in
9032 (fully_constant_expression): New function.
9033 (insert_into_preds_of_block): Modify to not insert phis when we
9034 are playing with induction variables.
9035 Push phis onto the inserted_exprs vector, and mark them as not
9036 necessary by default.
9037 (insert_aux): Call fully_constant_expression on eprime.
9038 If all edges produce the same value, mark it constant.
9039 (mark_operand_necessary): New function.
9040 (remove_dead_inserted_code): New function.
9041 (init_pre): Init loop optimizer to get loop info.
9042 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9043 (execute_pre): Commit edge inserts, then remove dead code.
9045 2005-01-30 Richard Henderson <rth@redhat.com>
9047 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9048 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9050 2005-01-30 Richard Henderson <rth@redhat.com>
9053 * config/i386/i386.c (ix86_expand_copysign): New.
9054 (ix86_split_copysign_const): New.
9055 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9056 rearrange op1/nmask operands.
9057 * config/i386/i386-protos.h: Update.
9058 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9059 (copysigndf3): Likewise.
9060 (copysignsf3_const, copysigndf3_const): New.
9061 (copysignsf3_var): Rename from copysignsf3, split out splitter
9062 and fix split predicate for X constraint.
9063 (copysigndf3_var): Similarly.
9065 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9067 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9068 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9069 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9071 2005-01-29 Richard Henderson <rth@redhat.com>
9074 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9075 of # and * in constraints.
9077 2005-01-29 Richard Henderson <rth@redhat.com>
9080 * expr.c (store_field): Don't strip sub-mode cast when the input
9081 data is even smaller.
9083 2005-01-29 Richard Henderson <rth@redhat.com>
9086 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9089 2005-01-29 Richard Henderson <rth@redhat.com>
9091 * combine.c (make_field_assignment): Fix argument order
9094 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9096 PR tree-optimization/15791
9097 * fold-const.c (extract_array_ref): New function.
9098 (fold): Fold comparisons between &a[i] and &a[j] or
9099 semantically equivalent trees.
9101 2005-01-29 Jeff Law <law@redhat.com>
9103 * gcse.c (insert_expr_in_table): Revamp handling of available
9104 and anticipatable occurrence lists to avoid unnecessary list
9106 (insert_set_in_table): Similarly.
9108 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9110 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9112 (c_build_qualified_type): Build qualified array types with
9113 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9114 * c-decl.c (c_make_fname_decl): Build unqualified array type
9115 before qualified type.
9116 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9117 type is qualified, not just if type itself is. Don't apply
9118 qualifiers to array type when declarator is processed. Apply
9119 qualifiers to field type whether or not it is an array type.
9120 Don't handle array types specially for applying qualifiers to
9122 * c-typeck.c (composite_type): Build unqualified element type and
9123 array type when forming composite of array types.
9124 (common_pointer_type, comptypes, comp_target_types,
9125 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9126 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9128 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9129 (args2) in variables a1 and a2.
9131 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9133 * cse.c (n_elements_made, max_elements_made): Remove.
9134 (insert): Don't touch n_elements_made.
9135 (cse_main): Don't touch n_elements_made or max_elements_made.
9137 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9140 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9141 configuration part of dp-bit.c to be lost.
9143 2005-01-28 Roger Sayle <roger@eyesopen.com>
9145 * expmed.c (expand_mult_highpart_optab): When attempting to use
9146 a non-widening multiplication in a wider mode, the operands need
9147 to be converted (zero or sign extended) to that mode.
9149 2005-01-28 Ian Lance Taylor <ian@airs.com>
9153 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9154 through if both operands fall through.
9156 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9158 * cse.c (fold_rtx) <PC>: Don't optimize.
9160 2005-01-28 Jeff Law <law@redhat.com>
9162 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9163 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9165 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9167 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9168 cse_reg_info_used_list_end): Remove.
9169 (cse_reg_info_list, cse_reg_info_list_free): New.
9170 (get_cse_reg_info): When allocating an instance of
9171 cse_reg_info, add it to the beginning of the cse_reg_info_list
9172 list. Remove code to maintain cse_reg_info_used_list.
9173 (new_basic_block): Reset the free list to the beginning of
9176 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9178 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9179 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9180 (frv_expand_mdpackh_builtin): New function.
9181 (frv_expand_builtin): Use it to expand __MDPACKH.
9182 * doc/extend.texi (__MDPACKH): Update documentation.
9184 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9186 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9187 SSE_FLOAT_MODE_P for use_sse computation.
9189 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9192 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9194 2005-01-27 Richard Henderson <rth@redhat.com>
9196 * builtins.c (expand_builtin_copysign): New.
9197 (expand_builtin): Call it.
9198 * genopinit.c (optabs): Add copysign_optab.
9199 * optabs.c (init_optabs): Initialize it.
9200 (expand_copysign): New.
9201 * optabs.h (OTI_copysign, copysign_optab): New.
9202 (expand_copysign): Declare.
9204 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9205 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9207 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9208 (ix86_expand_fp_absneg_operator): ... here.
9209 (ix86_split_copysign): New.
9210 * config/i386/i386-protos.h: Update.
9211 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9212 (copysignsf3, copysigndf3): New.
9214 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9215 (copysignsf3, ncopysignsf3): New.
9216 (copysigndf3, ncopysigndf3): New.
9217 (copysignxf3, ncopysignxf3): New.
9218 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9220 2005-01-27 Arend Bayer <arend.bayer@web.de>
9221 Kazu Hirata <kazu@cs.umass.edu>
9223 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9224 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9225 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9228 2005-01-27 Jeff Law <law@redhat.com>
9230 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9231 definitions of SSA_NAMEs which are not being rewritten.
9232 (rewrite_ssa_into_ssa): Only initialize the current definition
9233 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9234 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9235 SSA_NAMEs before returning.
9237 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9239 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9240 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9241 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9242 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9243 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9245 2005-01-27 Steven Bosscher <stevenb@suse.de>
9248 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9249 higher to -O2 and higher. Likewise for tree PRE.
9250 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9253 2005-01-27 Ian Lance Taylor <ian@airs.com>
9256 * gimple-low.c (try_catch_may_fallthru): New static function.
9257 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9258 * tree-inline.c (expand_call_inline): Don't warn about reaching
9259 the end of a non-void function being inlined if the function uses
9262 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9264 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9267 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9268 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9269 (implicitly_declare): Handle error_mark_node.
9271 2005-01-27 Richard Henderson <rth@redhat.com>
9274 * tree.h (struct tree_decl): Add debug_expr_is_from.
9275 (DECL_DEBUG_EXPR_IS_FROM): New.
9276 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9277 * dwarf2out.c (dwarf2out_var_location): Update to match.
9278 * tree-outof-ssa.c (create_temp): Likewise.
9279 * var-tracking.c (track_expr_p): Likewise.
9280 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9281 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9282 * toplev.c (default_tree_printer): Likewise.
9284 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9286 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9287 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9289 2005-01-27 Steven Bosscher <stevenb@suse.de>
9291 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9292 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9293 ASM_CLOBBERS): Add tree checks.
9295 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9296 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9297 * c-common.def (SWITCH_STMT): Update to match.
9298 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9299 macros instead of SWITCH_EXPR ones.
9300 * c-dump.c (c_dump_tree): Likewise.
9301 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9302 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9304 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9306 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9308 * unwind-dw2.c (execute_stack_op): Add missing cases for
9309 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9311 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9313 * config.gcc (Obsolete configurations): Remove 'dummy', add
9314 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9317 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9319 PR tree-optimization/19633
9320 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9322 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9323 are no call-clobbered variables.
9324 * tree-outof-ssa.c (check_replaceable): Return false for calls
9327 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9329 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9330 even for variables with NULL DECL_INITIAL.
9332 2005-01-26 Stuart Hastings <stuart@apple.com>
9334 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9336 2005-01-26 Richard Henderson <rth@redhat.com>
9339 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9341 * expr.c (store_field): Strip conversions to odd-bit-sized types
9342 if the destination field width matches.
9344 2005-01-26 Richard Henderson <rth@redhat.com>
9346 * c-decl.c, expmed.c, expr.c: Revert last change.
9348 2005-01-26 Richard Henderson <rth@redhat.com>
9351 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9353 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9354 if we don't need the bits above those present in the current mode.
9355 * expr.c (store_field): Strip conversions to odd-bit-sized types
9356 if the destination field width matches.
9358 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9360 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9361 either -ffast-math or -funsafe-math-optimizations is in use.
9363 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9367 * config/avr/avr.c (notice_update_cc): Only set condition code for
9368 ashrqi3 if shift count > 0.
9369 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9370 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9371 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9372 count <= 0 as a no-op, and shift count >= width by copying zero
9373 or sign bit to all bits of the result.
9374 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9375 count, with attribute "length" set to 0 and "cc" set to "none".
9377 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9379 * doc/invoke.texi: Document -mTLS.
9381 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9382 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9383 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9384 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9385 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9386 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9387 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9388 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9390 * configure.ac: Check for a TLS capable gas.
9392 * configure: Regenerate.
9394 2005-01-26 Richard Henderson <rth@redhat.com>
9397 * combine.c (make_field_assignment): Simplify store to zero_extract
9398 from a source with an overlapping mask.
9400 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9402 2004-11-11 Eric Christopher <echristo@redhat.com>
9404 * config/frv/frv.md: Add fr400_integer automaton. Don't
9405 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9408 2005-01-26 Steven Bosscher <stevenb@suse.de>
9411 * cfgbuild.c (make_edges): Do not clear or set
9412 current_function_has_computed_jump.
9413 * function.h (struct function): Remove the has_computed_jump field.
9414 (current_function_has_computed_jump): Do not define.
9415 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9416 in a computed jump. Ignore current_function_has_computed_jump.
9418 2005-01-26 Richard Henderson <rth@redhat.com>
9421 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9422 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9424 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9425 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9426 objects into static storage if they have more than one non-zero value.
9427 * tree.h (categorize_ctor_elements): Update decl.
9429 2005-01-26 Steven Bosscher <stevenb@suse.de>
9432 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9433 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9434 to this function from 2004-07-10.
9435 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9436 the current function for tail call optimizations if the address
9437 of one of it its arguments is taken.
9439 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9441 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9443 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9445 * function.c (expand_function_end): If current_function_calls_alloca,
9446 emit stack restore in a place that is reached when the function falls
9449 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9451 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9452 rule to avoid matching inappropriate suffix rule.
9454 2005-01-26 Jan Hubicka <jh@suse.cz>
9456 PR tree-optimization/19241
9457 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9459 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9461 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9462 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9464 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9465 <sim*>: Always use crt1.o, regardless of N in simN.
9466 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9467 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9468 (CRT_CALL_STATIC_FUNCTION): Remove.
9469 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9470 use crt1.o, regardless of N in simN.
9471 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9472 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9473 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9474 case isystem setting.
9475 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9477 2005-01-25 Ian Lance Taylor <ian@airs.com>
9479 * gimple-low.c (block_may_fallthru): Correct handling of
9480 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9482 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9484 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9485 handlers to match indentation; nested under the mtune=* handler.
9486 Similar for mcpu= and march=.
9488 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9490 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9491 * config/mips/linux64.h (LIB_SPEC): Likewise.
9492 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9493 * config/sh/linux.h (LIB_SPEC): Likewise.
9495 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9497 * config/frv/frv.c (frv_legitimize_tls_address): New.
9498 (TARGET_HAVE_TLS): Define.
9499 (FRV_SYMBOL_REF_TLS_P): Define.
9500 (frv_override_options): Handle new register classes.
9501 (frv_legitimate_address_p): Reject tls addresses.
9502 (frv_legitimize_address): Handle TLS addresses.
9503 (gen_inlined_tls_plt): New.
9505 (frv_legitimize_tls_address): New.
9506 (unspec_got_name): Add TLS entries.
9507 (got12_operand): Add R_FRV_TLSMOFF12 case.
9508 (frv_emit_move): Fixup TLS addresses.
9509 (frv_emit_movsi): Legitimize TLS addresses.
9511 * config/frv/frv.h (MASK_BIG_TLS): New.
9512 (TARGET_BIG_TLS): New.
9513 (HAVE_AS_TLS): Define.
9514 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9515 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9516 (REG_CLASS_NAMES): Same.
9517 (REG_CLASS_CONTENTS): Same.
9518 (CONSTRAINT_LEN): New.
9519 (REG_CLASS_FROM_CONSTRAINT): New.
9520 (PREDICATE_CODES): Add symbolic_operand.
9522 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9523 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9524 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9525 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9526 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9527 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9528 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9529 GR9_REG, GR14_REG, LRREG.
9530 (type): Add load_or_call attribute.
9531 ("load_or_call"): New reservation.
9532 ("call_gettlsoff"): New.
9533 ("tls_indirect_call"): New.
9534 ("tls_load_gottlsoff12"): New.
9535 ("tlsoff_hilo"): New.
9536 ("tls_tlsdesc_ldd"): New.
9537 ("tls_tlsoff_ld"): New.
9540 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9542 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9544 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9545 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9546 * config/frv/frv.c (TLS_BIAS): Define.
9547 (frv_output_dwarf_dtprel): New.
9549 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9551 PR rtl-optimization/19579
9552 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9553 both A and B, see if they don't clobber registers the other expr uses.
9555 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9557 * real.c (do_add): Initialize signalling and canonical members.
9559 * real.c (real_from_integer): Zero out destination.
9561 2005-01-18 Jan Hubicka <jh@suse.cz>
9563 PR tree-optimize/19337
9564 * tree-inline.c (initialize_inlined_parameters): Copy
9565 saved_static_chain_decl only.
9567 2005-01-25 Richard Henderson <rth@redhat.com>
9571 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9572 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9573 80387 enabled, to return a proper subclass. Return the subset that
9574 overlaps with GENERAL_REGS for PLUS.
9575 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9577 2005-01-25 Richard Henderson <rth@redhat.com>
9580 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9582 2005-01-25 Roger Sayle <roger@eyesopen.com>
9584 * expmed.c (choose_multiplier): Change interface to return the
9585 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9586 (expand_divmod): Update calls to choose_multiplier.
9588 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9591 * expmed.c (extract_bit_field): Use adjust_address instead of
9592 gen_lowpart when op0 is a MEM.
9594 2005-01-24 Steven Bosscher <stevenb@suse.de>
9596 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9598 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9600 * config/mips/irix-csr.c: New file.
9601 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9602 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9603 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9606 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9609 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9610 sparc/elf.h, add sparc/sp-elf.h.
9611 (sparc-*-rtems*): Likewise.
9612 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9613 tm-dwarf2.h, add sparc/sp-elf.h.
9614 (sparc86x-*-elf): Likewise.
9615 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9616 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9617 TARGET_OS_CPP_BUILTINS.
9618 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9619 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9621 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9622 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9623 (SWITCH_TAKES_ARG): Likewise.
9624 (LOCAL_LABEL_PREFIX): Likewise.
9625 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9626 (TARGET_N_FORMAT_TYPES): Delete.
9627 (TARGET_FORMAT_TYPES): Likewise.
9628 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9629 * config/sparc/elf.h: Delete.
9630 * config/sparc/sp-elf.h: New file.
9632 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9634 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9635 * tree-flow.h: Remove the corresponding prototype.
9636 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9637 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9639 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9642 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9643 for AIX ABI or ELF -fPIC.
9644 (rs6000_emit_load_toc_table): Don't create toc_section here.
9645 (rs6000_xcoff_file_start): Nor here.
9647 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9649 * sh.c (ra.h): Don't #include.
9650 (hard_regs_intersect_p): New function, resurrected from ra.c.
9652 * sh.c: Fix 1996 Copyright.
9654 2005-01-24 Richard Henderson <rth@redhat.com>
9655 Aldy Hernandez <aldyh@redhat.com>
9657 * regrename.c (note_sets): Handle subregs.
9659 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9662 * genconditions.c (write_header, write_conditions): Elide file if
9665 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9667 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9668 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9671 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9673 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9674 expand_builtin_printf, expand_builtin_fprintf,
9675 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9676 checking against POINTER_TYPE.
9677 (validate_arglist): Handle POINTER_TYPE code by checking
9680 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9682 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9684 (for_each_rtx): Call for_each_rtx_1.
9685 * rtl.h (init_rtlanal): Declare.
9686 * toplev.c (backend_init): Call init_rtlanal.
9688 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9690 * flow.c (propagate_one_insn): Formatting.
9693 * flow.c (libcall_dead_p): Be more conservative if unsure.
9694 If there are any instructions between insn and call, see if they are
9695 all dead before saying the libcall is dead.
9697 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9699 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9700 operand constraint for operand 0.
9702 2005-01-23 Richard Henderson <rth@redhat.com>
9705 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9706 edges leading to join block.
9708 2005-01-23 Roger Sayle <roger@eyesopen.com>
9710 * expmed.c (expand_mult_highpart): Make static. Change type of
9711 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9712 (expand_divmod): Updates calls to expand_mult_highpart by using
9713 gen_int_mode to pass a CONST_INT rtx.
9714 * rtl.h (expand_mult_highpart): Remove prototype.
9716 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9718 * flow.c (regset_bytes, regset_size): Remove.
9720 * cfganal.c: Fix a reference to Harvey's paper.
9722 2005-01-23 Steven Bosscher <stevenb@suse.de>
9724 PR rtl-optimization/19464
9725 * tree-optimize.c (init_tree_optimization_passes): Add one more
9726 copyrename pass just before out-of-ssa.
9728 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9731 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9732 * ggc-none.c (ggc_free): Define.
9734 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9736 * cse.c (max_reg, max_insn_uid): Remove.
9737 (cse_main): Don't access max_reg or max_insn_uid.
9739 * c-common.c (explicit_flag_signed_bitfields,
9740 lang_statement_code_p, lang_expand_function_end): Remove.
9741 * c-common.h: Remove the corresponding declarations.
9742 * c-opts.c (c_common_handle_option): Remove all write access
9743 to explicit_flag_signed_bitfields.
9745 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9746 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9747 * cgraph.h: Remove the corresponding declaration.
9749 * gcse.c (null_pointer_info): Remove.
9751 2005-01-23 Roger Sayle <roger@eyesopen.com>
9752 Eric Botcazou <ebotcazou@libertysurf.fr>
9754 * combine.c (simplify_logical): Only simplify logical expressions
9755 of the form ior(and(x,y),z) by the inverse distributive law if the
9756 result is cheaper than the original.
9758 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9760 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9761 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9762 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9763 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9764 config/freebsd-spec.h, config/arm/arm.h,
9765 config/h8300/h8300.md, config/i386/i386.md,
9766 config/i386/predicates.md, config/i386/sse.md,
9767 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9768 config/vax/vax.md: Fix comment typos. Follow spelling
9771 2005-01-23 Steven Bosscher <stevenb@suse.de>
9773 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9774 tests, instead of `less than'.
9776 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9778 * function.c (assign_parm_setup_block): When creating a new stack slot
9779 for a parameter, get its alignment from the parameter's DECL_ALIGN
9780 rather than the type's TYPE_ALIGN. Make sure that the parameter
9781 is at least word aligned.
9783 2005-01-22 Roger Sayle <roger@eyesopen.com>
9786 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9788 2005-01-22 Richard Henderson <rth@redhat.com>
9791 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9792 in both compare operands.
9793 (movdfcc_1_sse_max): Likewise.
9794 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9795 (movdfcc_1_sse): Likewise.
9796 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9797 scratch register as needed.
9799 2005-01-22 Richard Henderson <rth@redhat.com>
9801 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9803 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9805 2005-01-22 Richard Henderson <rth@redhat.com>
9807 * genopinit.c (optabs): Use smin/smax for floating point too.
9808 * doc/md.texi: Update to match. Clarify that floating point
9809 results are undefined for +0/-0 and NaN.
9810 * doc/rtl.texi: Likewise.
9811 * rtl.def (SMIN, SMAX): Likewise
9812 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9814 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9815 leading 's' to the name.
9816 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9817 smaxxf3, sminxf3): Likewise.
9818 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9821 2005-01-22 Paul Brook <paul@codesourcery.com>
9823 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9825 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9827 * config/s390/s390.c (struct processor_costs): New fields
9828 dlgr, dlr, dr, dsgfr, dsgr.
9829 (z900_cost, z990_cost): Values for new fields.
9830 (s390_rtx_costs): New cases MEM und COMPARE in switch
9831 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9832 DIV, MOD, UDIV, UMOD.
9834 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9836 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9837 into the register being decremented.
9838 ("doloop_si31", "doloop_di"): Likewise.
9839 ("*doloop_si_long"): Adapt pattern.
9841 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9843 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9845 (CLASS_MAX_NREGS): Likewise.
9847 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9849 * doc/tree-ssa.texi (Statement Operands): Add example for new
9850 must-def macro. Note deprecation of old operands interface.
9852 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9854 PR tree-optimization/19484
9855 * tree-cfg.c (remove_fallthru_edge): New function.
9856 (cleanup_control_flow): Remove fallthru edges from calls that are
9857 now known not to return.
9859 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9861 Fix PR tree-optimization/19038
9862 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9863 copies with loop variant ones.
9865 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9867 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9868 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9869 config/alpha/alpha.md, config/alpha/predicates.md,
9870 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9871 config/sparc/sol2.h: Update copyright.
9873 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9874 first label to see if it is a nonlocal label.
9876 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9877 Andrew Pinski <pinskia@physics.uc.edu>
9880 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9881 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9883 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9885 * config/rs6000/rtems.h: Update copyright.
9887 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9890 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9891 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9892 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9894 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9897 * c-typeck.c (convert_arguments): Check for error_mark_node.
9899 2005-01-21 Ian Lance Taylor <ian@airs.com>
9901 PR tree-optimization/13000
9902 * tree-inline.c: Include "tree-flow.h".
9903 (expand_call_inline): If warn_return_type, warn if non-void inline
9904 function falls through.
9905 * tree-cfg.c (execute_warn_function_return): Don't warn about
9906 control reaching end if TREE_NO_WARNING is set. Set
9908 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9910 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9911 branch if we don't need one.
9912 * c-typeck.c: Include "tree-flow.h"
9913 (c_finish_bc_stmt): Don't add a goto if the current statement
9914 list doesn't fall through to the current point.
9916 2005-01-21 Roger Sayle <roger@eyesopen.com>
9918 PR rtl-optimization/576
9919 * real.c (real_arithmetic): Change return type from void to bool
9920 to return an indication that the result may be inexact.
9921 * real.h (real_arithmeric): Update prototype.
9922 * fold-const.c (const_binop): Don't constant fold floating
9923 point expressions when the user specifies -frounding-math and
9924 the result may depend upon the run-time rounding mode.
9925 (fold_convert_const_real_from_real): Clean-up.
9926 (fold_initializer): Ignore flag_rounding_math for initializers.
9927 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9928 constant fold FP operations with flag_rounding_math if the
9929 result may depend upon the run-time rounding mode.
9931 2005-01-21 Tom Tromey <tromey@redhat.com>
9933 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9935 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9937 * tree-cfg.c: Fix comment typos.
9939 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9941 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9942 around the call to rest_of_handle_branch_target_load_optimize.
9944 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9946 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9947 (sparc64-*-openbsd*): Likewise.
9948 (sparclite-*-elf*): Include tm-dwarf2.h.
9949 (sparc86x-*-elf*): Likewise.
9950 (sparc64-*-elf*): Likewise.
9951 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9952 (DBX_DEBUGGING_INFO): Likewise.
9953 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9954 (PREFERRED_DEBUGGING_TYPE): Likewise.
9955 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9956 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9957 (PREFERRED_DEBUGGING_TYPE): Likewise.
9958 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9959 (PREFERRED_DEBUGGING_TYPE): Likewise.
9960 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9962 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9965 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9967 2005-01-20 Paul Brook <paul@codesourcery.com>
9969 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9971 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9973 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9974 label is first in a sequence of labels.
9976 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9978 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9979 Giovanni Bajo <giovannibajo@gcc.gnu.org>
9981 * doc/sourcebuild.texi (Test Directives): New.
9983 2005-01-20 Roger Sayle <roger@eyesopen.com>
9985 * real.c (real_floor): Don't leave the result uninitialized when
9986 mode is VOIDMode, but return the unrounded intermediate value.
9987 (real_ceil): Likewise.
9989 2005-01-20 Paul Brook <paul@codesourcery.com>
9991 * config/arm/arm.md (insv): Use gen_int_mode.
9993 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
9995 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
9996 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9997 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9998 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
9999 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10001 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10004 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10005 fbreg, so we have to assume we can't.
10006 (loc_descriptor_from_tree_1): Ditto.
10007 (containing_function_has_frame_base): New function.
10008 (add_location_or_const_value_attribute): Use it.
10009 Also try to generate a frame_base from a single element location
10012 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10014 PR tree-optimization/15349
10015 * timevar.def (TV_TREE_MERGE_PHI): New.
10016 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10018 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10019 calls to tree_forwarder_block_p.
10020 (remove_forwarder_block_with_phi, merge_phi_nodes,
10021 gate_merge_phi, pass_merge_phi): New.
10022 * tree-optimize.c (init_tree_optimization_passes): Add
10024 * tree-pass.h: Add an extern for pass_merge_phi;
10026 2005-01-20 Richard Henderson <rth@redhat.com>
10029 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10030 (_mm_castps_pd, _mm_castps_si128): New.
10031 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10033 2005-01-20 Richard Henderson <rth@redhat.com>
10036 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10037 __builtin_ia32_vec_init_v2si.
10038 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10039 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10040 (ix86_init_mmx_sse_builtins): Create it.
10041 (ix86_expand_builtin): Expand it.
10042 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10043 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10044 (vec_extractv2si_0, vec_extractv2si_1): New.
10046 2005-01-20 Richard Henderson <rth@redhat.com>
10049 * config/i386/i386.c (ix86_expand_push): New.
10050 * config/i386/mmx.md (push<MMXMODE>1): New.
10051 * config/i386/sse.md (push<SSEMODE>1): New.
10052 * config/i386/i386-protos.h: Update.
10054 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10056 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10059 2005-01-20 Richard Henderson <rth@redhat.com>
10061 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10062 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10064 2005-01-19 Richard Henderson <rth@redhat.com>
10067 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10068 to V4SFmode in SSE1 fallback load path.
10070 2005-01-19 Richard Henderson <rth@redhat.com>
10072 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10073 in QImode expansion to ix86_expand_vector_set.
10074 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10076 2005-01-19 Richard Henderson <rth@redhat.com>
10079 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10080 subclass of the input class.
10081 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10082 Always true for cross-SSE1 classes. Rationalize conditionals.
10083 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10084 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10085 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10086 (movdi_2): Add MMX/SSE zeros.
10087 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10088 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10089 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10090 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10091 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10092 (zero_extendsidi2_rex64_1): Remove.
10093 (MOV0 peephole): Check GENERAL_REG_P.
10095 2005-01-19 Richard Henderson <rth@redhat.com>
10098 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10100 (ix86_expand_vector_extract): Likewise.
10102 2005-01-19 Richard Henderson <rth@redhat.com>
10104 PR middle-end/19304
10105 * expr.c (emit_move_change_mode): New argument force; use
10106 simplify_gen_subreg if true.
10107 (emit_move_via_alt_mode): Merge into ...
10108 (emit_move_via_integer): ... here.
10109 (emit_move_ccmode): Use emit_move_change_mode directly.
10111 2005-01-19 Richard Henderson <rth@redhat.com>
10114 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10115 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10116 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10118 (alpha_emit_set_const): Likewise. Make static.
10119 (alpha_emit_set_long_const): Make static.
10120 (alpha_extract_integer): Split out from alpha_expand_mov.
10121 (alpha_split_const_mov): Likewise.
10122 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10123 (alpha_legitimate_constant_p): New.
10124 * config/alpha/alpha-protos.h: Update.
10125 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10126 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10127 * config/alpha/alpha.md (movsi): Add n alternative.
10128 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10129 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10130 (splitters for all of the above): Use alpha_split_const_mov.
10131 * config/alpha/predicates.md (non_add_const_operand): New.
10132 (non_zero_const_operand): New.
10133 (input_operand): Use alpha_legitimate_constant_p after reload.
10135 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10137 PR tree-optimization/19038
10138 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10139 (add_candidate): Add ivs with increment in latch only if
10140 allow_ip_end_pos_p is true.
10141 (determine_iv_cost): Use empty_block_p.
10143 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10145 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10146 (compute_dominance_frontiers): Ditto.
10148 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10151 * config/sh/t-rtems: New.
10152 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10154 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10156 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10157 the offset of the selected field.
10159 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10161 * tree-cfg.c (remove_forwarder_block): Fix the check to
10162 prevent a nonlocal label from appearing in the middle of a
10165 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10167 PR rtl-optimization/19462
10168 * reorg.c (find_end_label): Create return insn only if
10169 current_function_epilogue_delay_list is empty.
10171 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10173 * doc/passes.texi: Remove paragraph mentioning new-ra.
10175 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10177 PR rtl-optimization/15139
10178 * combine.c: Include params.h.
10179 (count_rtxs): New function.
10180 (record_value_for_reg): If replace_rtx would replace at least
10181 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10182 (clobber (const_int 0)) instead of TEM.
10183 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10184 * params.h (MAX_LAST_VALUE_RTL): New.
10185 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10186 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10189 * c-typeck.c (digest_init): Only call build_vector if all constructor
10190 elements are *_CST nodes.
10191 * gimplify.c (gimplify_init_constructor): Likewise.
10193 PR middle-end/19164
10194 * c-typeck.c (digest_init): Only call build_vector if inside_init
10197 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10199 * toplev.c (init_asm_output): Remove dead #ifdef.
10201 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10203 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10205 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10207 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10208 accessing DECL_FUNCTION_CODE.
10209 * dojump.c (do_jump): Likewise.
10210 * gimplify.c (gimplify_call_expr): Likewise.
10211 * predict.c (expr_expected_value): Likewise.
10212 (strip_builtin_expect): Likewise.
10213 * tree-inline.c (estimate_num_insns_1): Likewise.
10214 * tree-ssa-loop-im.c (stmt_cost): Likewise
10215 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10216 (tree_expr_nonnegative_p): Likewise.
10218 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10220 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10221 variant of the load_pcrel_sym pattern.
10222 * config/sparc/sparc.md (P macro): Move to the top.
10223 (load_pcrel_sym): Macroize using P.
10224 (save_register_window): Likewise.
10226 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10228 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10229 ("sordered"): Same.
10231 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10234 * c-typeck.c (build_asm_expr): Strip nops off
10235 input memory operands.
10237 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10239 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10240 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10241 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10242 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10244 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10247 * config/i386/i386.c (override_options): If the 80387 is disabled,
10248 then do not return FP values using FP registers.
10250 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10252 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10253 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10254 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10255 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10256 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10257 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10258 output.h, postreload-gcse.c, postreload.c, recog.c,
10259 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10260 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10261 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10262 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10263 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10264 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10265 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10266 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10268 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10269 config/alpha/alpha.c, config/arm/vfp.md,
10270 config/i386/emmintrin.h, config/i386/i386-modes.def,
10271 config/i386/i386-protos.h, config/i386/i386.h,
10272 config/i386/pmmintrin.h, config/i386/ppro.md,
10273 config/i386/predicates.md, config/i386/xmmintrin.h,
10274 config/i860/i860.c, config/ia64/ia64-modes.def,
10275 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10276 config/ia64/ia64.md, config/ia64/itanium1.md,
10277 config/ia64/itanium2.md, config/ia64/predicates.md,
10278 config/iq2000/iq2000.h, config/mips/linux64.h,
10279 config/rs6000/aix41.h, config/rs6000/aix43.h,
10280 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10281 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10282 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10283 config/sparc/linux64.h, config/sparc/litecoff.h,
10284 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10285 config/sparc/sparc.h, config/sparc/sparc.md,
10286 config/sparc/sysv4-only.h: Update copyright.
10288 2005-01-18 Richard Henderson <rth@redhat.com>
10291 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10293 2005-01-18 Marc Espie <espie@openbsd.org>
10294 * config/i386/openbsdelf.h: Typo.
10296 2005-01-18 Richard Henderson <rth@redhat.com>
10298 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10299 special case for sse.
10300 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10302 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10304 * tree-inline.c (estimate_num_insns_1): Added cases for
10305 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10307 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10309 PR rtl-optimization/19296
10310 * combine.c (simplify_comparison): Rewrite the condition under
10311 which a non-paradoxical SUBREG of a PLUS can be lifted when
10312 compared against a constant.
10314 2005-01-18 Andi Kleen <ak@muc.de>
10316 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10317 * c.opt (-Wpointer-sign): Add.
10318 * doc/invoke.texi: (-Wpointer-sign): Add.
10320 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10322 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10323 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10324 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10325 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10326 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10327 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10328 for TARGET_MIX_SSE_I387.
10329 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10330 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10331 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10332 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10333 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10334 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10335 TARGET_MIX_SSE_I387.
10336 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10339 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10342 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10343 Add movaps alternative for xmm reg->reg move.
10345 2005-01-17 Jeff Law <law@redhat.com>
10347 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10348 at the end of the main DOM loop rather than just before DOM exits.
10350 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10352 PR tree-optimization/19121
10353 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10354 adding aliases to a name tag, also add them to the pointer's
10356 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10357 sensitive alias info at all. Only check that the two pointers
10358 have compatible pointed-to sets.
10359 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10360 a pointer's type tag is a superset of the alias set of the
10361 pointer's name tag.
10363 2005-01-17 James E Wilson <wilson@specifixinc.com>
10366 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10367 comment to document why.
10369 2005-01-17 Richard Henderson <rth@redhat.com>
10371 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10372 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10373 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10374 sse2_vmsminv2df3_finite): New.
10375 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10376 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10377 Force op1 into register.
10379 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10381 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10382 bubblestrap from always rebuilding build directory.
10384 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10386 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10387 ("*cmpmem_short"): Likewise.
10389 2005-01-17 Steven Bosscher <stevenb@suse.de>
10391 * basic-block.h: Document BB_* flags.
10392 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10393 use an sbitmap instead.
10394 * sched-rgn.c (compute_trg_info): Likewise.
10396 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10398 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10399 redundant target_cpu_default and extra_parts lines. Use the default
10401 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10402 (SUBTARGET_EXTRA_SPECS): Delete.
10403 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10404 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10405 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10406 and "n32" for -mabi=n32.
10408 2005-01-17 Ian Lance Taylor <ian@airs.com>
10411 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10412 fold constant variables into initial values.
10414 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10416 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10418 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10419 through the statements backward.
10421 2005-01-17 Ian Lance Taylor <ian@airs.com>
10423 PR middle-end/13127:
10424 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10425 a variable set to the return value of the inlined function.
10427 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10429 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10430 when modes are tieable.
10432 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10434 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10435 of pthread_create to find out if threads are enabled.
10436 * gthr-posix95.h (__gthread_active_p): Likewise.
10438 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10440 * common.opt (-fnew-ra): Remove.
10442 * toplev.h (flag_new_regalloc): Remove.
10443 * Makefile.in (ra*.*): Don't mention.
10444 * passes.c (rest_of_handle_new_regalloc): Remove.
10445 (rest_of_handle_combine, rest_of_compilation): Always consider
10446 flag_new_regalloc as false.
10447 * doc/invoke.texi: Don't document -fnew-ra.
10449 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10451 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10452 last parameter to reg_scan.
10453 * loop.c (loop_optimize): Likewise.
10454 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10455 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10456 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10457 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10458 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10459 * regclass.c (reg_scan): Likewise, for the declaration.
10460 * rtl.h (reg_scan): Likewise, for the prototype.
10462 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10464 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10465 mark_dfs_back_edges.
10467 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10469 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10470 (compute_avail): Uses don't go in tmp_gen.
10472 2005-01-16 Steven Bosscher <stevenb@suse.de>
10474 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10475 loop to look for a free slot in a page entry.
10477 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10480 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10481 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10482 just before targetm.asm_out.file_end.
10483 * tree.h (process_pending_assemble_output_defs): Declare.
10484 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10486 (assemble_alias): Defer generation of assembly code for defines when
10487 TARGET_DEFERRED_OUTPUT_DEFS is true.
10488 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10489 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10490 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10492 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10495 * pa.c (pa_scalar_mode_supported_p): New function.
10496 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10497 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10499 * pa-protos.h (prefetch_operand): Delete.
10500 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10501 * pa.c (prefetch_operand): Delete.
10502 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10503 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10504 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10505 and prefetch_nocc_operand.
10506 * pa.md (prefetch): Rework to avoid reload problems handling short
10507 displacements when a cache control completer needs to be provided.
10508 (prefetch_32, prefetch_64): Delete.
10509 (prefetch_cc, prefetch_nocc): New patterns.
10511 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10513 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10515 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10518 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10519 exceeds maximum alignment for global common data.
10520 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10521 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10523 2004-01-15 Roger Sayle <roger@eyesopen.com>
10525 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10527 2004-01-15 Roger Sayle <roger@eyesopen.com>
10529 * harg-reg-set.h (reg_class_names): Prototype global array.
10530 * regclass.c (reg_class_names): Declare here and initialize to
10532 (dump_regclass): Remove local declaration of reg_class_names.
10533 (regclass): Likewise.
10534 * cfg.c (dump_flow_info): Likewise.
10535 * ra-debug.c (reg_class_names): Likewise.
10536 * regrename.c (reg_class_names): Likewise.
10537 * reload.c (reg_class_names): Likewise.
10538 * reload1.c (spill_failure): Likewise.
10539 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10541 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10543 * config/s390/s390.md ("reload_outti"): Remove predicate for
10544 output operand. Abort if operand is not a MEM.
10545 ("reload_outdi", "reload_outdf"): Likewise.
10547 2005-01-15 Marc Espie <espie@openbsd.org>
10549 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10550 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10551 * config/openbsd.h: Fix C++ includes for native configurations.
10552 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10553 Add trampoline support.
10554 * config/i386/openbsdelf.h: New.
10556 2005-01-15 Marc Espie <espie@openbsd.org>
10558 * collect2.c (main): Explicitly parse -dynamic-linker option.
10560 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10562 PR tree-optimization/19060
10563 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10564 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10565 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10566 and handle extract_range_from_cond returning false.
10567 * fold-const.c (fold): Optimize comparisons with min/max even for
10568 width > HOST_BITS_PER_WIDE_INT.
10570 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10572 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10573 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10574 Remove little endian multilib variants.
10575 Add mips32 multilib variant.
10577 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10579 * explow.c (copy_all_reg, stabilize): Remove.
10580 * expr.h: Remove the corresponding prototypes.
10582 * rtlanal.c (regs_set_between_p): Remove.
10583 * rtl.h: Remove the corresponding prototype.
10585 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10587 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10588 to rs6000_nonimmediate_operand.
10589 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10590 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10591 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10592 rs6000_nonimmediate_operand.
10593 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10594 rs6000_nonimmediate_operand.
10596 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10598 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10600 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10602 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10604 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10605 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10607 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10608 (rs6k_nonimmediate_operand): New.
10609 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10611 (legitimate_lo_sum_address_p): Same.
10612 (rs6000_legitimize_address): Same.
10613 (rs6000_legitimize_reload_address): Same.
10614 (rs6000_legitimate_address): Same.
10615 (spe_build_register_parallel): Pass DF and DC modes in a DI
10618 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10619 to rs6k_nonimmediate_operand.
10621 * config/rs6000/spe.md ("*frob_df_di"): New.
10622 ("*frob_di_df"): New.
10623 ("*frob_di_df_2"): New.
10624 ("*mov_sidf_e500_subreg0"): New.
10625 ("*mov_sidf_e500_subreg4"): New.
10626 ("*movdf_e500_double"): Change predicate to
10627 rs6k_nonimmediate_operand.
10629 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10631 * postreload.c (move2add_note_store): Only call
10632 trunc_int_for_mode on scalar integers.
10634 2005-01-14 Steven Bosscher <stevenb@suse.de>
10636 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10637 replace BB_VISITED uses.
10638 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10639 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10640 (tree_dce_done): Free visited_control_parents.
10641 (perform_tree_ssa_dce): Allocate and clear it.
10642 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10643 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10644 instead of BB_VISITED.
10646 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10648 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10649 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10650 Remove unused prototypes.
10652 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10654 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10655 64-bit register usage.
10656 (spe_func_has_64bit_regs_p): Add FIXME note.
10658 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10660 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10661 flag_finite_math_only with flag_unsafe_math_optimizations.
10663 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10665 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10666 end-of-stack check.
10667 (__tpf_eh_return): Copy TPF private stack area from the module
10668 boundary stack frame. Add check for when module addresses are
10669 equal, but no stub address is found.
10671 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10674 * arm.h (struct machine_function): Add call_via field.
10675 (thumb_call_via_label): Declare.
10676 * arm.c (thumb_call_via_label): New variable.
10677 (thumb_call_reg_needed): New variable.
10678 (arm_output_function_epilogue): For Thumb code, output any per-function
10679 call-indirect trampolines.
10680 (thumb_call_via_reg): New function.
10681 (arm_file_end): New function.
10682 (TARGET_ASM_FILE_END): Call arm_file_end.
10683 (aof_file_end): Likewise.
10684 * arm-protos.h (thumb_call_via_reg): Declare.
10685 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10686 thumb_call_via_reg in normal case.
10688 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10690 PR middle-end/19084
10691 PR rtl-optimization/19348
10692 * recog.c (peephole2_optimize): Do global life update if some peephole
10693 decides it doesn't need at least one of its inputs and that change
10694 influences liveness at the start of the basic block.
10696 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10697 arguments instead of 1.
10699 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10701 PR middle-end/18820
10702 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10703 zero for nested functions needing a static chain or functions
10704 with a non-constant address.
10706 2005-01-13 Roger Sayle <roger@eyesopen.com>
10708 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10709 (and (sign_extend X) C) into (zero_extend (and X C)).
10711 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10713 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10715 2005-01-13 Richard Henderson <rth@redhat.com>
10720 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10721 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10722 not just TARGET_SSE.
10723 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10724 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10725 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10726 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10727 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10728 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10729 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10730 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10731 (movdicc_c_rex64): Rename with '*'.
10732 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10733 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10734 (movsfcc_1_387): Rename from movsfcc_1.
10735 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10736 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10737 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10738 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10739 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10740 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10741 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10742 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10743 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10744 sse_movdfcc_const0_4): Remove.
10745 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10746 recognize min/max early. Update for changed sse cmove patterns.
10747 (ix86_split_sse_movcc): New.
10748 * config/i386/i386-protos.h: Update.
10750 2005-01-13 Steven Bosscher <stevenb@suse.de>
10752 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10753 (fix_stmt_v_may_defs): Likewise.
10755 2005-01-13 Richard Henderson <rth@redhat.com>
10757 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10758 for converting the mask.
10760 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10762 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10765 2005-01-13 Richard Henderson <rth@redhat.com>
10767 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10768 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10769 IX86_BUILTIN_MOVDQ2Q): Remove.
10770 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10771 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10772 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10774 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10775 (sse2_pextrw): Fix immediate constraint.
10776 (sse2_loadq, sse2_loadq_rex64): Remove.
10777 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10778 Use __builtin_ia32_vec_ext_<size>.
10779 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10781 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10783 * function.c (assign_parm_setup_block): Look inside original
10784 entry_parm when inspecting PARALLEL.
10786 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10787 Joel Sherrill <joel@oarcorp.com>
10790 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10791 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10792 rtems_gxx_recursive_mutex_init.
10793 (__gthread_recursive_mutex_lock): New function.
10794 (__gthread_recursive_mutex_trylock): Likewise.
10795 (__gthread_recursive_mutex_unlock): Likewise.
10797 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10799 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10801 2005-01-13 Jan Beulich <jbeulich@novell.com>
10803 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10804 (ashrti3_internal): Indicate output is early clobber. Generate result
10805 into output rather than first input. Use move for low word of output
10806 if shift count is exactly 64.
10807 (lshrti3_internal): Likewise.
10809 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10813 * reload1.c (delete_output_reload): Don't delete an output reload
10814 if the pseudo lives longer than a single basic block. Adjust and
10815 improve wording of comment.
10817 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10820 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10821 of TYPE_SIZE where we mean the number of bytes.
10823 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10825 * function.c (assign_parm_setup_block): Relax condition on
10826 multi-register optimization.
10828 2005-01-12 Nick Clifton <nickc@redhat.com>
10830 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10831 an "in_delay_slot" attribute of "no" to prevent them being used in
10832 delay slots. This is forbidden because they might generate
10835 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10838 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10839 with r->Y and Y->r.
10841 2005-01-12 Nick Clifton <nickc@redhat.com>
10843 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10844 passed on to GAS) but do not define, as GAS no longer supports or
10845 needs the -m2000 option.
10847 2005-01-11 Roger Sayle <roger@eyesopen.com>
10849 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10850 type as args of unprototyped builtins aren't automatically promoted.
10851 (fold_builtin_abs): Likewise.
10853 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10855 * Makefile.in: Set a `build-warn' variable.
10857 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10859 PR tree-optimization/17949
10860 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10861 (find_interesting_uses_address): Use it.
10863 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10865 * regrename.c (kill_value): Handle subreg's that won't simplify.
10867 2005-01-11 Richard Henderson <rth@redhat.com>
10870 * config/i386/i386.h (enum ix86_builtins): Move ...
10871 * config/i386/i386.c: ... here.
10872 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10873 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10874 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10875 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10876 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10877 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10878 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10879 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10880 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10881 IX86_BUILTIN_LOADDDUP): Remove.
10882 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10883 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10884 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10885 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10886 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10887 (ix86_init_builtins): Make static.
10888 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10889 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10890 if all the modes match. Otherwise, fake it.
10891 (get_element_number, ix86_expand_vec_init_builtin,
10892 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10893 (ix86_expand_builtin): Make static. Update for changed builtins.
10894 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10895 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10896 (ix86_expand_vector_init_duplicate): New.
10897 (ix86_expand_vector_init_low_nonzero): New.
10898 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10899 Split out from ix86_expand_vector_init; handle integer modes.
10900 (ix86_expand_vector_init): Use them.
10901 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10902 * config/i386/i386-protos.h: Update.
10903 * config/i386/predicates.md (reg_or_0_operand): New.
10904 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10905 (movv2sf_internal): Likewise. And a splitter to match them all.
10906 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10907 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10908 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10909 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10910 (mmx_pinsrw): Fix operand ordering.
10911 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10912 rather than sse_loadss expander.
10913 (movv2df splitter): Similarly.
10914 (sse_loadss, sse_loadlss): Remove.
10915 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10916 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10917 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10918 (sse3_movddup): Rename with '*'.
10919 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10920 (sse2_loadsd): Remove.
10921 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10922 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10923 (sse2_pinsrw): Fix argument ordering.
10924 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10925 (sse2_stored): Remove 'r' destination.
10926 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10927 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10928 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10929 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10930 vec_extractv16qi, vec_initv16qi): New.
10932 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10933 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10934 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10936 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10937 (_mm_load_si128, _mm_store_si128): Likewise.
10938 (_mm_load1_pd): Use _mm_set1_pd.
10939 (_mm_load_sd): Use _mm_set_sd.
10940 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10941 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10942 (_mm_set_epi64): Use _mm_set_epi64x.
10943 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10944 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10945 _mm_setr_epi8): Use _mm_set_foo form.
10946 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10947 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10948 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10949 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10950 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10951 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10952 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10953 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10954 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10955 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10956 (_mm_movedup_pd): Use _mm_shuffle_pd.
10957 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10958 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10959 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10960 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10961 Use _mm_setzero_ps.
10962 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10963 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10964 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10965 (_mm_store_ps): Use raw dereference.
10966 (_mm_store1_ps): Use _mm_storeu_ps.
10967 (_mm_storer_ps): Use _mm_store_ps.
10968 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10969 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10971 2005-01-11 Stan Shebs <shebs@apple.com>
10973 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10974 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10976 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10979 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10980 Skip all DECLs except for FIELD_DECLs.
10982 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10984 * config/s390/s390.c (override_options): Return error if
10985 -mbackchain, -mpacked-stack and -mhard-float are used together.
10986 (s390_va_start): Remove the backchain && packed-stack special case.
10987 (s390_gimplify_va_arg): Likewise.
10988 * doc/invoke.texi: Remove the ABI incompatibility note.
10990 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
10992 * config/s390/s390.c (struct s390_frame_layout): Remove
10994 (s390_frame_info, s390_emit_prologue): Replace occurrences of
10995 save_backchain_p with TARGET_BACKCHAIN.
10997 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11000 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11001 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11002 * function.c (locate_and_pad_parm): Set new field.
11003 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11004 Tweak where_pad test to include "none". Always set mem align for
11006 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11007 not sufficient for type.
11008 (assign_parm_setup_block): If stack_parm is zero on entry, always
11009 make a new stack local. Block move old stack parm if necessary
11010 to new aligned stack local.
11011 (assign_parm_setup_stack): Use a block move to handle
11012 potentially misaligned entry_parm.
11013 (assign_parms_unsplit_complex): Specify required alignment when
11014 creating stack local.
11015 * calls.c (compute_argument_addresses): Override alignment of stack
11016 arg calculated from its type with the alignment given by
11017 FUNCTION_ARG_BOUNDARY.
11018 (store_one_arg): Likewise.
11020 2005-01-11 Jan Beulich <jbeulich@novell.com>
11022 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11023 Change respective itanium_class attribute to ialu.
11024 (shladdp4_internal): New.
11025 * config/ia64/predicates.md (shladd_log2_operand): New.
11027 2005-01-11 Richard Henderson <rth@redhat.com>
11029 * expr.c (store_constructor): Use rtvec_alloc instead of
11030 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11032 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11034 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11036 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11038 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11039 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11040 (TARGET_RWRELOC): Define.
11041 (ia64_rwreloc_section_type_flags): Delete.
11042 (ia64_section_type_flags): New function.
11043 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11044 (TARGET_RWRELOC): Define.
11046 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11049 * config/ia64/ia64.c (process_set): For alloc insn, only call
11050 process_epilogue is !frame_pointer_needed.
11052 2005-01-10 Roger Sayle <roger@eyesopen.com>
11055 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11056 unary operator and can't be treated as a binary/comparison operator.
11058 2005-01-10 Richard Henderson <rth@redhat.com>
11060 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11061 (ix86_return_in_memory): Likewise.
11062 (function_arg_advance): Likewise. Mirror structure in function_arg
11063 for choosing register to advance.
11065 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11067 * tree-vectorizer.c, tree.def: Fix comment typos.
11069 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11071 * config/s390/s390.c (struct processor_costs): 4 new fields:
11072 ddbr, ddr, debr, der.
11073 (s390_rtx_costs): More precise handling of divide instructions.
11075 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11077 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11079 2005-01-10 Jan Beulich <jbeulich@novell.com>
11081 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11082 names resulting from -ffunction-sections/-fdata-sections and linkonce
11084 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11085 based on the section name. Rearrange the section name comparison logic
11086 slightly so that each section name is compared against at most once.
11088 2005-01-10 Ben Elliston <bje@au.ibm.com>
11090 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11091 targets for which -fPIC reduces limitations on the GOT size.
11093 2005-01-09 Falk Hueffner <falk@debian.org>
11095 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11098 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11101 * collect2.c (main): Set aixrtl_flag for -brtl option.
11102 (resolve_lib_name): Search for .so file extension before .a
11103 if aixrtl_flag set.
11105 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11107 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11108 (vect_analyze_data_refs_alignment): Add dump prints.
11110 2005-01-09 Ira Rosen <irar@il.ibm.com>
11112 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11113 expr_invariant_in_loop_p.
11114 Initialize outputs first thing in the function.
11115 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11116 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11117 (vect_analyze_pointer_ref_access): Check that the initial condition of
11118 the access function is loop invariant.
11120 2005-01-09 Richard Henderson <rth@redhat.com>
11122 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11123 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11124 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11125 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11126 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11127 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11128 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11129 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11130 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11131 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11132 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11133 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11134 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11135 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11136 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11137 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11138 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11139 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11140 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11141 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11142 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11143 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11144 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11146 (mmx_clrdi, pavgusb): Remove.
11147 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11148 with leading sse_ prefix.
11149 * config/i386/sse.md: Receive them.
11150 * config/i386/mmx.md: New file.
11151 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11152 (subrv2sf3): Turn into expander for normal subtraction.
11153 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11154 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11155 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11156 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11157 commutative; use ix86_binary_operator_ok.
11158 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11159 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11160 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11161 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11162 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11163 Macroize from existing patterns; use ix86_binary_operator_ok.
11164 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11165 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11166 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11167 with vec_select+vec_concat.
11168 (mmx_pshufw, mmx_pshufw_1): Likewise.
11169 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11170 (mmx_uavgv4hi3): Model correctly.
11171 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11172 _mm_xor_si64): Remove casts.
11174 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11176 PR tree-optimization/19224
11177 * tree-scalar-evolution.c (get_instantiated_value,
11178 set_instantiated_value): New functions.
11179 (instantiate_parameters_1): Cache the results.
11180 (instantiate_parameters, resolve_mixers): Initialize and free
11183 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11185 * config/i386/i386.md (addhi_4): Correct reference in comment.
11188 2005-01-08 Richard Henderson <rth@redhat.com>
11190 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11191 (_mm_cvtsi128_si64x): Likewise.
11192 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11193 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11194 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11195 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11196 * config/i386/i386-protos.h: Update.
11197 * config/i386/i386.c (print_operand): Add 'H'.
11198 (ix86_fixup_binary_operands): Split out from ...
11199 (ix86_expand_binary_operator): ... here.
11200 (ix86_fixup_binary_operands_no_copy): New.
11201 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11202 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11203 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11204 (safe_vector_operand): Use CONST0_RTX.
11205 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11206 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11207 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11208 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11210 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11211 (IX86_BUILTIN_CMPNGESS): New.
11212 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11213 (attr type): Add sselog1.
11214 (attr unit, attr memory): Handle it.
11215 (movti, movti_internal, movti_rex64): Move near other integer moves.
11216 (movtf, movtf_internal): Move near other fp moves.
11217 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11218 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11219 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11220 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11221 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11222 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11223 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11224 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11225 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11226 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11227 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11228 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11229 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11230 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11231 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11232 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11233 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11234 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11235 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11236 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11237 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11238 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11239 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11240 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11241 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11242 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11243 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11244 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11245 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11246 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11247 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11248 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11249 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11250 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11251 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11252 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11253 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11254 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11255 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11256 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11257 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11258 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11259 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11260 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11262 (SSEPUSH, push<SSEPUSH>): Remove.
11263 (MMXPUSH, push<MMXPUSH>): Remove.
11264 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11265 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11266 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11267 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11268 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11269 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11270 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11271 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11272 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11273 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11274 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11275 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11276 (ppro_sse_log_V4SF): Handle sselog1.
11277 * config/i386/predicates.md (const_0_to_1_operand): New.
11278 (const_0_to_255_mul_8_operand): New.
11279 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11280 (const_2_to_3_operand, const_4_to_7_operand): New.
11281 * config/i386/sse.md: New file.
11282 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11283 (sse_movups): Rename from sse_movups_1.
11284 (sse_loadlss): Rename from sse_loadss_1.
11285 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11287 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11288 (absv4sf2, negv2df, absv2df): New.
11289 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11290 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11291 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11292 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11293 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11294 (sse3_addsubv4sf3): Model correctly.
11295 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11296 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11297 (sse_movhlps): Model with vec_select+vec_concat.
11298 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11299 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11300 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11301 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11302 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11303 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11304 sse2_pshufhw_1): Likewise.
11305 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11306 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11307 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11308 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11309 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11310 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11311 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11312 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11313 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11314 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11315 sminv8hi3): Mark commutative
11316 operands. Use ix86_binary_operator_ok.
11317 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11318 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11319 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11320 sse2_punpcklqdq): Allow operand2 in memory.
11321 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11322 sse2_movsd): Add memory alternatives.
11323 (sse_storelps): Turn expander into an insn; split after reload.
11324 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11325 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11327 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11329 * configure.ac (DWARF-2 debug_line): Use objdump.
11330 * configure: Regenerate.
11332 2005-01-08 Jeff Law <law@redhat.com>
11333 Diego Novillo <dnovillo@redhat.com>
11335 PR tree-optimization/18241
11336 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11337 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11338 statements with volatile operands.
11339 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11340 operands after marking a statement with has_volatile_ops.
11342 2005-01-08 Roger Sayle <roger@eyesopen.com>
11344 * tree.c (int_fits_type_p): Always honor integer constant
11345 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11347 2005-01-08 Roger Sayle <roger@eyesopen.com>
11349 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11350 the latent bug in rtl_delete_block has been resolved.
11352 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11354 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11355 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11357 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11359 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11360 library as @multilib_dir@/$(SHLIB_SONAME).
11362 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11364 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11365 * configure: Regenerate.
11367 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11369 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11372 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11375 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11376 Convert non-word aligned offset address using ld/std into
11379 2005-01-07 Richard Henderson <rth@redhat.com>
11381 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11383 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11385 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11387 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11389 PR tree-optimization/19283
11390 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11391 is not shorter than the original type.
11393 PR rtl-optimization/19012
11394 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11396 PR rtl-optimization/18861
11397 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11398 (FULL_STATE): Define.
11399 (mark_tablejump_edge): New function.
11400 (purge_dead_tablejump_edges): New function.
11401 (find_bb_boundaries): Use it.
11403 PR tree-optimization/18828
11404 * builtins.c (expand_builtin_next_arg): Remove argument and all
11405 the argument checking.
11406 (expand_builtin): Adjust caller.
11407 (expand_builtin_va_start): Likewise. Remove error for too many
11409 (fold_builtin_next_arg): Issue error for too many arguments.
11410 After checking arguments, replace them with magic arguments that
11411 prevent further checking of the args.
11413 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11415 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11417 2005-01-06 Roger Sayle <roger@eyesopen.com>
11420 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11421 and %{.S:...} (and their negative variants) to test whether the
11422 input file is assembler or pre-processed-assembler independent of
11423 the actual filename extension.
11425 2005-01-06 Roger Sayle <roger@eyesopen.com>
11427 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11428 of sign or zero extended values.
11430 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11432 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11433 for IBM long double format correctly.
11435 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11437 Fix PR tree-optimization/18792
11439 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11440 to first_loop_depth, and use loop depth instead of loop number.
11441 (build_classic_dir_vector): Ditto.
11442 (compute_data_dependences_for_loop): Use depth, not loop number.
11443 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11444 number. Pass in loops, instead of loop numbers.
11445 (gather_interchange_stats): Ditto.
11446 (linear_transform_loops): Ditto.
11448 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11451 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11452 biv_fits_mode_p, extension_within_bounds_p): New functions.
11453 (check_ext_dependent_givs): Use them.
11455 2005-01-06 Roger Sayle <roger@eyesopen.com>
11457 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11458 more than one barrier, in which case we should delete them all.
11460 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11462 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11464 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11466 Fix PR middle-end/19286
11468 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11469 output this subprogram, simply ignore this attempt to do it again.
11470 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11471 origin attribute if it's not possible.
11472 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11473 (decls_for_scope): Ditto.
11474 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11475 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11477 2005-01-05 Richard Henderson <rth@redhat.com>
11480 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11481 (bdesc_2arg): Use it.
11482 (ix86_expand_binop_builtin): Force operands into registers
11484 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11485 ix86_expand_sse_compare, ix86_expand_sse_comi,
11486 ix86_expand_builtin): Likewise.
11488 2005-01-05 Richard Henderson <rth@redhat.com>
11490 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11492 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11493 (mulv4hi3): Set itanium_class mmmul.
11494 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11495 (fpack): Rename from fpack_sfsf.
11497 2005-01-05 Richard Henderson <rth@redhat.com>
11500 * reload1.c (do_input_reload): Restrict the optimization deleteing
11501 a previous output reload to RELOAD_FOR_INPUT.
11503 2005-01-05 Steven Bosscher <stevenb@suse.de>
11505 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11506 comment that we fall through after case.
11507 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11508 (distribute_links): Likewise.
11509 * cse.c (cse_insn): Likewise.
11510 * cselib.c (cselib_invalidate_mem): Likewise.
11511 * df.c: Update comments at the top of the file.
11512 (read_modify_subreg_p): Update comments here too.
11513 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11514 * flow.c (mark_set_1): Likewise.
11515 (mark_used_regs): Likewise.
11516 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11517 (canon_list_insert): Likewise.
11518 (mark_set): Likewise.
11519 (try_replace_reg): Likewise.
11520 (store_killed_in_insn): Likewise.
11521 * loop.c (count_one_set): Likewise.
11522 (basic_induction_var): Likewise.
11523 * postreload-gcse.c (find_mem_conflicts): Likewise.
11524 * postreload.c (reload_combine_note_store): Likewise.
11525 (move2add_note_store): Likewise.
11526 * reload.c (find_equiv_reg): Likewise.
11527 (mark_referenced_resources): Likewise.
11528 * rtlanal.c (set_noop_p): Likewise.
11529 (note_stores): Likewise.
11530 (note_uses): Likewise.
11531 * sched-deps.c (sched_analyze_1): Likewise.
11532 * sched-rgn.c (check_live_1): Likewise.
11533 (update_live_1): Likewise.
11534 * config/i860/i860.c: Likewise.
11536 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11538 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11540 * doc/rtl.texi: Update documentation for bit-fields and SET.
11542 2005-01-05 Roger Sayle <roger@eyesopen.com>
11544 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11546 2005-01-05 Jan Hubicka <jh@suse.cz>
11547 Richard Henderson <rth@redhat.com>
11550 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11553 2005-01-05 Richard Henderson <rth@redhat.com>
11556 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11557 (sse_shufps): Change operand 3 to const_int_operand.
11558 (sse2_storelps): Fix typo in template.
11559 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11560 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11561 (ix86_expand_builtin): Likewise.
11563 2005-01-05 Julian Brown <julian@codesourcery.com>
11565 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11566 as aggregates for AAPCS ABIs.
11568 2005-01-05 Stan Shebs <shebs@apple.com>
11570 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11571 Mach-O getters if ppc64.
11572 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11574 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11575 signed four-byte field for global code case.
11576 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11578 2005-01-05 Roger Sayle <roger@eyesopen.com>
11580 PR middle-end/19100
11581 * c-common.c: Include real.h.
11582 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11583 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11584 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11585 * Makefile.in (c-common.o): Update dependencies.
11587 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11589 * c-parse.in (asm_string): Add trailing semicolon.
11591 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11593 * c-parse.in (asm_string): New. Don't allow wide strings in
11595 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11596 asm_string instead of STRING.
11598 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11600 * c-typeck.c (constructor_no_implicit): Remove.
11601 (set_designator, process_init_element): Don't check
11602 constructor_no_implicit.
11604 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11605 Kaz Kojima <kkojima@gcc.gnu.org>
11608 * lcm.c (create_pre_exit): New.
11609 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11610 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11612 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11614 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11615 -msoft-float in target_float_switch.
11616 * arm.c (arm_override_options): Fix processing of target_float_switch.
11618 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11620 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11623 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11625 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11626 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11628 2005-01-04 Roger Sayle <roger@eyesopen.com>
11630 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11631 if deleting the then-block allows the test-block to fallthru to the
11634 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11637 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11638 after the full declaration if the are in two different TUs.
11640 2005-01-04 Richard Henderson <rth@redhat.com>
11643 * tree-sra.c (generate_one_element_init): Just
11644 call gimplify_and_add.
11645 (generate_element_init): Record the
11646 new referenced variables and mark them for renaming
11647 and split out to ...
11648 (generate_element_init_1): This.
11649 (scalarize_init): Don't call push_gimplify_context/
11650 pop_gimplify_context.
11652 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11654 * toplev.c (get_src_pwd): Handle failure of getpwd().
11656 2005-01-04 Roger Sayle <roger@eyesopen.com>
11658 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11660 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11661 all the cases handled by it are inverted by invert_truthvalue.
11663 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11665 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11666 (save_register_windowsi): Likewise.
11668 2005-01-04 Richard Henderson <rth@redhat.com>
11670 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11672 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11674 PR middle-end/17767
11675 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11676 any simplifications of vector mode comparison operators.
11677 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11679 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11680 Devang Patel <dpatel@apple.com>
11682 PR tree-optimization/18308
11683 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11684 the operands before creating a new expression.
11685 * dojump.c (do_jump): Make drop_through_label available
11686 for all cases. Add expansion of COND_EXPR.
11688 2005-01-04 Ira Rosen <irar@il.ibm.com>
11690 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11691 INTEGER_CST instead of TREE_CONSTANT.
11692 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11693 instead of TREE_CONSTANT.
11694 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11695 instead of TREE_CONSTANT.
11697 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11699 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11701 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11704 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11705 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11707 2005-01-03 Richard Henderson <rth@redhat.com>
11709 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11710 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11711 fold_convert_const_real_from_real): Split out from ...
11712 (fold_convert_const): ... here.
11714 2005-01-03 Richard Henderson <rth@redhat.com>
11717 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11718 (mov<MMXMODEI>_internal): Likewise.
11719 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11720 Add V2SF case; use it for SSE1; don't use TI.
11721 (movdf_integer): Likewise.
11722 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11724 2005-01-03 Ira Rosen <irar@il.ibm.com>
11726 * tree-vectorizer.c (vect_strip_conversions): New function.
11727 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11728 check for binary class.
11730 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11734 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11736 * gimple-low.c (mark_blocks_with_used_vars): New function.
11737 (mark_blocks_with_used_subblocks): Ditto.
11738 (mark_used_blocks): Ditto.
11739 (pass_mark_used_blocks): New pass.
11740 * tree-inline.c: Include debug.h.
11741 (expand_call_inline): Call outlining_inline_function here.
11742 * tree-optimize.c (init_tree_optimization_passes): Add
11743 pass_mark_used_blocks.
11744 * tree-pass.h (pass_mark_used_blocks): New.
11745 * Makefile.in (tree-inline.o): Add debug.h dependency.
11747 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11749 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11750 VAR_DECLs to have weak_import attribute.
11752 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11755 2004-01-03 Steven Bosscher <stevenb@suse.de>
11757 * passes.c (rest_of_compilation): Don't run regmove if only
11758 flag_expensive_optimizations, require flag_regmove instead.
11760 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11762 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11764 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11765 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11766 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11767 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11769 2005-01-03 Richard Henderson <rth@redhat.com>
11771 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11772 (ia64_const_ok_for_letter_p): New.
11773 (ia64_const_double_ok_for_letter_p): New.
11774 (ia64_extra_constraint): New.
11775 (ia64_expand_vecint_compare): New.
11776 (ia64_expand_vcondu_v2si): New.
11777 (ia64_expand_vecint_cmov): New.
11778 (ia64_expand_vecint_minmax): New.
11779 (ia64_print_operand): Add 'v'.
11780 (ia64_preferred_reload_class): New.
11781 (ia64_vector_mode_supported_p): New.
11782 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11783 (PREFERRED_RELOAD_CLASS): Move to function.
11784 (CONST_OK_FOR_LETTER_P): Move to function.
11785 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11786 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11787 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11788 (EXTRA_CONSTRAINT): Move to function.
11789 * config/ia64/ia64.md: Include vect.md.
11790 (itanium_class): Add mmalua.
11792 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11794 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11795 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11797 (const_int_2bit_operand): New.
11798 (fr_reg_or_0_operand): New.
11799 * config/ia64/ia64-modes.def: Add vector modes.
11800 * config/ia64/ia64-protos.h: Update.
11801 * config/ia64/vect.md: New file.
11803 2005-01-03 Richard Henderson <rth@redhat.com>
11805 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11807 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11810 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11812 (log1pdf2): Change mode of operands[0,1] to DFmode.
11814 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11816 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11817 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11818 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11819 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11820 SPARC_RELAXED_ORDERING.
11822 2005-01-03 Richard Henderson <rth@redhat.com>
11823 Uros Bizjak <uros@kss-loka.si>
11826 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11827 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11828 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11830 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11831 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11832 const_pow2_1_to_128_operand): New predicates.
11834 2005-01-02 Greg McGary <greg@mcgary.org>
11836 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11838 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11839 object. [ptr_type]: Remove unused variable.
11840 Remember nearest addressable array-element or record-component
11841 when checking bitfield components. Tolerate empty BIND_EXPR.
11843 2005-01-01 Richard Henderson <rth@redhat.com>
11845 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11846 that don't narrow the value. Fail for other conversions.
11848 2005-01-01 Richard Henderson <rth@redhat.com>
11851 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11852 * c-lang.c (finish_file): Don't do it here.
11853 * objc/objc-act.c (objc_finish_file): Likewise.
11855 * cgraph.c (decl_assembler_name_equal): New.
11856 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11857 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11858 * cgraph.h (struct cgraph_varpool_node): Add next.
11859 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11860 * varasm.c (assemble_alias): Mark the target as needed.
11862 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11864 PR middle-end/19221
11865 * function.c (get_arg_pointer_save_area): Use entry_of_function
11866 instead of get_insns.
11868 2005-01-01 Roger Sayle <roger@eyesopen.com>
11869 Andrew Pinski <pinskia@physics.uc.edu>
11870 James E. Wilson <wilson@specifixinc.com>
11872 PR rtl-optimization/12092
11873 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11876 2005-01-01 Roger Sayle <roger@eyesopen.com>
11877 Olivier Hainque <hainque@act-europe.fr>
11879 * tree.c (int_fits_type_p): A narrower type always fits in a
11880 wider one, except for negative values into unsigned types.
11882 2005-01-01 Roger Sayle <roger@eyesopen.com>
11884 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11885 with the original constant rather than require TREE_OVERFLOW.
11887 2005-01-01 Steven Bosscher <stevenb@suse.de>
11889 PR middle-end/17544
11890 * c-decl.c (finish_function): If compiling C99, annotate the
11891 compiler generated return with the current file name and line 0.
11892 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11893 the source line is greater than 0.
11894 (remove_bb): Likewise.