1 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
3 PR tree-optimization/20913
4 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
6 2005-04-13 Julian Brown <julian@codesourcery.com>
8 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
12 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
14 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
15 config/i386/sse.md: Fix comment typos.
17 * genattrtab.c (NULL_ATTR): Remove.
18 * ifcvt.c (NULL_EDGE): Likewise.
20 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
22 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
23 NOTE_PREDICT): Remove.
25 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
27 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
28 * configure: Regenerate.
29 * config.in: Likewise.
30 * system.h: Declare vsnprintf if not already declared.
32 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
34 * optc-gen.awk: Handle stand-alone Mask records.
35 * opth-gen.awk: Likewise.
36 * doc/options.texi (Option file format): Document them.
37 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
38 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
39 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
40 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
41 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
42 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
43 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
44 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
45 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
46 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
47 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
48 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
49 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
50 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
51 TARGET_LONG_DOUBLE_128): Likewise.
52 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
53 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
54 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
55 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
56 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
57 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
58 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
59 * config/sparc/sparc.c (fpu_option_set): New global.
60 (sparc_handle_option): New function.
61 (sparc_override_options): Test fpu_option_set.
62 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
63 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
64 * config/sparc/sparc.opt: New file.
65 * config/sparc/little-endian.opt: Likewise.
66 * config/sparc/long-double-switch.opt: Likewise.
68 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
70 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
71 (bfin_handle_options): Set it if -mshared-library-id= is seen.
72 * config/bfin/bfin.opt (mshared-library-id=): Lose
73 Var(bfin_lib_id_given).
75 2005-04-13 Matt Thomas <matt@3am-software.com>
77 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
80 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
82 * rtl.h (CLEAR_RTX_FLAGS): Remove.
84 * cgraphunit.c (INSNS_PER_CALL): Remove.
86 * tree-ssa-forwprop.c (vars,
87 record_single_argument_cond_exprs,
88 substitute_single_use_vars): Remove.
89 (forward_propagate_into_cond_1, forward_propagate_into_cond):
91 (tree_ssa_forward_propagate_single_use_vars): Call
92 forward_propagate_into_cond for each COND_EXPR.
94 * tree-inline.c (INSNS_PER_STMT): Remove.
96 2005-04-12 Richard Henderson <rth@redhat.com>
98 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
99 (ix86_expand_sse_fp_minmax): ... from ...
100 (ix86_expand_fp_movcc): ... here.
101 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
102 * config/i386/i386-protos.h: Update.
103 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
104 (sse_setccsf, sse_setccdf): Allow before reload.
105 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
106 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
107 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
108 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
109 (anddf3, nanddf3, iordf3, xordf3): New.
111 2005-04-12 Jeff Law <law@redhat.com>
113 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
114 (tree-ssa-uncprop.o): Add dependencies.
115 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
116 * tree-flow.h (remove_useless_stmts): Remove prototype.
117 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
118 remove_useless_stmts.
119 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
120 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
121 * tree-pass.h (pass_uncprop): Declare.
122 * tree-ssa-uncprop.c: New file.
124 2005-04-12 James E. Wilson <wilson@specifixinc.com>
127 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
129 2005-04-12 Caroline Tice <ctice@apple.com>
131 Temporary fix for partitioning problems.
132 * passes.c (rest_of_handle_final): Remove code that
133 frees unlikely_text_section_name,
134 * varasm.c (assemble_start_function): Test for partitioning
135 flag before writing out section labels.
136 (assemble_end_function): Test for partitioning flag before
137 writing out section labels.
139 2005-04-12 Steven Bosscher <stevenb@suse.de>
140 Stuart Hastings <stuart@apple.com>
141 Jan Hubicka <jh@suse.cz>
143 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
144 references to gt-tree-cfg.h.
145 * basic-block.h (struct basic_block_def): Don't skip rbi
146 for garbage collection.
147 (struct reorder_block_def): Make GTY-able.
148 (struct control_flow_graph): New structure.
149 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
150 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
151 but instead defines to the control_flow_graph for cfun.
152 (label_to_block_map): New define, points to the label map of
153 the control_flow_graph for cfun.
154 (n_edges_for_function, n_basic_blocks_for_function,
155 last_basic_block_for_function, basic_block_info_for_function,
156 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
157 basic_block_info_for_function, label_to_block_map_for_function):
158 Counterparts for the above, taking a struct function as an extra
160 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
161 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
162 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
163 (alloc_rbi_pool, free_rbi_pool): Remove.
164 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
165 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
167 (cfg_layout_finalize) ... and don't free it here.
168 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
170 * flow.c (free_basic_block_vars): Set label_to_block_map and
172 * function.h (struct function): Add cfg field.
173 * function.c (allocate_struct_function): Allocate the cfg.
174 * tree-cfg.c (label_to_block_map): Remove.
175 (build_tree_cfg): Don't allocate the rbi pool here...
176 (delete_tree_cfg_annotations): ...and don't free it here.
177 Also don't nullify label_to_block_map for cfun.
179 2005-04-12 Caroline Tice <ctice@apple.com>
181 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
182 Revert my patch from April 9.
183 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
184 (reorder_basic_blocks): Revert my patch from April 9.
185 (insert_section_boundary_note): Revert my patch from April 9.
186 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
187 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
188 (COLD_END_LABEL): Revert my patch from April 9.
189 (cold_text_section_label): Revert my patch from April 9.
190 (cold_end_label): Revert my patch from April 9.
191 (dwarf2out_switch_text_section): Revert my patch from April 9.
192 (output_aranges): Revert my patch from April 9.
193 (output_ranges): Revert my patch from April 9.
194 (output_line_info): Revert my patch from April 9.
195 (add_location_or_const_value_attribute): Revert my patch from April 9.
196 (dwarf2out_var_location): Revert my patch from April 9.
197 (dwarf2out_init): Revert my patch from April 9.
198 (dwarf2out_finish): Revert my patch from April 9.
199 * function.h (struct function): Revert my patch from April 9.
200 * opts.c (decode_options): Revert my patch from April 9.
201 * output.h (unlikely_section_label, hot_section_label,
202 hot_section_end_label, cold_section_end_label,
203 unlikely_text_section_name): Revert my patch from April 9.
204 * passes.c (rest_of_handle_final): Revert my patch from April 9.
205 * varasm.c (unlikely_section_label, hot_section_label,
206 hot_section_end_label, cold_section_end_label,
207 unlikely_text_section_name): Revert my patch from April 9.
208 (initialize_cold_section_name): Revert my patch from April 9.
209 (unlikely_text_section): Revert my patch from April 9.
210 (in_unlikely_text_section): Revert my patch from April 9.
211 (named_section): Revert my patch from April 9.
212 (function_section): Revert my patch from April 9.
213 (current_function_section): Revert my patch from April 9.
214 (assemble_start_function): Revert my patch from April 9.
215 (assemble_end_function): Revert my patch from April 9.
216 (default_section_type_flags_1): Revert my patch from April 9.
218 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
220 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
221 * config/sparc/sparc.md (untyped_call): Save the registers manually.
223 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
225 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
228 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
229 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
231 2004-04-12 Richard Henderson <rth@redhat.com>
233 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
234 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
235 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
236 (UNSPEC_*, UNSPECV_*): Renumber.
238 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
241 From Richard Henderson <rth@redhat.com>:
242 * tree-mudflap.c (mf_build_check_statement_for): Correct block
245 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
247 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
249 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
251 * config/bfin/bfin.c (bfin_library_id_string): Remove.
252 (bfin_library_id): New variable.
253 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
254 instead of bfin_library_id_string.
255 (bfin_handle_option): New function.
256 (override_options): Remove most code to deal with shared library IDs,
257 just check they aren't used without -mid-shared-library.
258 (TARGET_HANDLE_OPTION): Define.
259 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
260 * config/bfin/bfin.opt (mshared-library-id=): New.
262 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
264 * tree-vect-transform.c: Fix comment typos.
266 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
268 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
269 split critical edges when not possible/profitable.
271 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
273 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
274 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
275 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
276 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
277 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
278 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
279 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
280 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
282 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
283 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
284 * config/ns32k/ns32k.opt: New file.
286 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
288 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
289 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
290 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
291 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
292 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
293 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
294 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
295 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
296 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
297 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
298 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
299 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
300 (MASK_COLDFIRE): Formatting fixes.
301 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
302 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
303 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
304 "_current_shared_library_a5_offset_".
305 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
306 (MASK_ALL_CPU_BITS): New macro.
307 (m68k_handle_option): New function.
308 (override_options): Remove handling of m68k_library_id_string.
309 * config/m68k/m68k.opt: New file.
310 * config/m68k/ieee.opt: New file.
312 2005-04-11 Mark Mitchell <mark@codesourcery.com>
314 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
315 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
316 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
317 (TARGET_CXX): Adjust accordingly.
318 * target.h (struct gcc_target): Remove epxort_class_data. Add
319 determine_class_data_visibility and class_data_always_comdat.
320 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
321 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
322 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
323 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
324 (arm_cxx_determine_class_data_visibility): New.
325 (arm_cxx_class_data_always_comdat): Likewise.
326 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
327 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
328 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
329 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
330 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
333 2005-04-11 Devang Patel <dpatel@apple.com>
335 * tree-data-ref.c (build_classic_dist_vector,
336 compute_subscript_distance): Make externally visible.
337 * tree-data-ref.h (build_classic_dist_vector,
338 compute_subscript_distance): Same.
339 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
340 Check distance vector against vectorization factor.
341 (vect_analyze_loop): Determine vectorizaion factor before
342 analyzing data dependences.
343 * tree-vectorizer.c (loops_num): Make it externally visible and
345 * tree-vectorizer.c (vect_loops_num): ... new name.
346 * tree-vectorizer.h (vect_loops_num): New.
348 2005-04-11 Devang Patel <dpatel@apple.com>
350 * tree-vect-analyze.c (vect_analyze_operations): Check
351 vectorizable codition.
352 * tree-vect-transform.c (vect_is_simple_cond): New function.
353 (vectorizable_condition): New function.
354 (vect_transform_stmt): Handle condition_vec_info_type.
355 * tree-vectorizer.h (enum stmt_vec_info_type): Add
356 condition_vec_info_type.
357 (vectorizable_condition): New.
359 2005-04-11 Geoffrey Keating <geoffk@apple.com>
361 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
362 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
363 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
365 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
366 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
368 * dwarf2out.c (output_line_info): Don't try to dereference
369 a NULL current_function_decl.
371 * config/t-slibgcc-darwin: Don't put shared libraries in
372 directories other than $(slibdir).
373 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
376 2005-04-11 Diego Novillo <dnovillo@redhat.com>
378 PR tree-optimization/20933
379 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
380 logic to reject aliases between read-only and writable
382 (may_alias_p): ... here.
383 (get_tmt_for): Do not associate read-only tags to pointers
384 whose pointed-to type is not read-only.
385 * tree-ssa.c (verify_ssa): Check that memory stores have at
386 least one V_MAY_DEF or V_MUST_DEF.
388 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
391 * configure.ac (gcc_UNLOCKED_FUNCS): New.
392 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
393 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
394 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
396 (fwrite_unlocked): Fix prototype.
398 * configure, config.in: Regenerate.
400 2005-04-11 David Edelsohn <edelsohn@gnu.org>
402 * tree-ssa-loop-im.c: Include real.h.
403 (determine_invariantness_stmt): If real division divisor is
404 invariant and flag_unsafe_math_optimizations enabled, generate
405 invariant reciprocal for hoisting.
406 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
408 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
410 Fix PR tree-optimization/20926
412 * tree-ssa-alias.c (add_type_alias): Handle subvars.
414 2005-04-11 Devang Patel <dpatel@apple.com>
416 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
419 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
421 * fold-const.c (fold_binary_op_with_conditional_arg):
422 use fold_buildN instead of "fold (buildN" in some
424 (fold_unary): Likewise.
425 (fold_binary): Likewise.
427 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
429 Fix PR tree-optimization/20612
430 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
432 (perfect_nestify): preheaderbb is *not* part of loop of the
435 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
437 * tree-ssa-alias.c (may_alias_p): If the variable
438 is a global variable and the pointer is parameter
439 and -fargument-noalias-global is used, then
440 the pointer cannot alias the variable.
442 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
444 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
445 * config/sparc/sparc.h: Likewise.
446 * config/sparc/sparc.md: Likewise.
448 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
450 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
452 * tree-vrp.c: Fix a comment typo.
454 2005-04-11 Diego Novillo <dnovillo@redhat.com>
456 PR tree-optimization/20920
457 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
458 SSA_NAME flows through an abnormal edge.
459 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
460 through abnormal edges.
461 (maybe_add_assert_expr): Likewise.
463 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
465 * config/s390/s390.h (s390_tune_string, s390_arch_string)
466 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
467 (s390_stack_size_string, s390_stack_guard_string, target_flags)
468 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
469 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
470 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
471 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
472 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
473 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
474 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
475 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
476 (TARGET_HANDLE_OPTION): Likewise.
477 (s390_tune): Initialize to PROCESSOR_max.
478 (s390_arch_string): Make static.
479 (s390_tune_string, s390_warn_framesize_string): Delete.
480 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
481 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
482 (s390_handle_arch_option, s390_handle_option): New functions.
483 (override_options): Remove parsing of option strings.
484 * config/s390/s390.opt: New file.
486 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
488 * tree-complex.c (expand_vector_operations): Call
489 update_stmt_if_modified.
491 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
493 * tree-vect-analyze (vect_determine_vectorization_factor):
494 Do not use GET_MODE_NUNITS.
495 * tree-vect-transform.c (vect_get_vec_def_for_operand,
496 (vectorizable_load, vect_transform_loop): Likewise.
498 2005-04-11 Uros Bizjak <uros@kss-loka.si>
500 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
501 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
502 * optabs.h (enum optab_index): Add new OTI_lceil.
503 (lceil_optab): Define corresponding macro.
504 * optabs.c (init_optabs): Initialize lceil_optab.
505 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
506 and lceildi2 patterns.
507 * builtins.c (expand_builtin_int_roundingfn): Handle
508 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
509 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
510 BUILT_IN_LLCEIL{,F,L}.
511 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
512 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
513 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
514 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
515 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
516 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
517 into lceil built-in function and (long long int)ceil{,f,l} into
518 llceil built-in function.
519 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
522 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
524 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
527 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
529 * config/arm/arm.c: Fix a comment typo.
530 * doc/tree-ssa.texi: Fix a typo.
532 2005-04-10 Steven Bosscher <stevenb@suse.de>
534 * cselib.c (clear_table): Rename to cselib_clear_table.
535 * cselib.h (cselib_clear_table): Add prototype.
536 * gcse.c (gcse_main): Make 'f' argument unused.
537 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
538 of each basic block instead.
539 (compute_sets, compute_hash_table_work): Likewise.
540 (constprop_register): Change int 'alter_jumps' argument to bool.
541 (do_local_cprop): Likewise.
542 (local_cprop_pass): Likewise. Also walk basic blocks instead of
543 the insn chain. Explicitly clear the cselib tables after finishing
544 one basic block. Make sure there are no unterminated libcall blocks.
545 Update compute_sets call.
546 (cprop): Walk basic blocks instead of the insn chain.
547 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
549 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
550 one_cprop_pass calls.
552 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
554 * combine.c (combine_simplify_rtx): Remove a transformation that
555 relies on an invalid assumption about rtl sign-extension semantics.
557 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
559 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
560 to build_int_cst_wide.
562 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
565 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
566 set the original address pseudo to the correct value before the
567 original insn, if possible, and leave the insn alone, otherwise
568 create a new pseudo, set it and replace it in the insn.
569 * recog.c (validate_change_maybe_volatile): New.
570 * recog.h (validate_change_maybe_volatile): Declare.
572 2005-04-09 Caroline Tice <ctice@apple.com>
574 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
575 Remove targetm.have_named_sections test.
576 (fix_edges_for_rarely_executed_code): Likewise.
577 (insert_section_boundary_note): Likewise.
578 (reorder_basic_blocks): Check partitioning flag before calling
579 verify_hot_cold_block_grouping.
580 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
581 the function struct rather than global variables.
582 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
583 (COLD_END_LABEL): Likewise
584 (cold_text_section_label): New static global variable.
585 (cold_end_label): Likewise.
586 (dwarf2out_switch_text_section): Get hot/cold section labels from
587 the function struct rather than global variables.
588 (output_aranges): Use cold_text_section_label and cold_end_label;
589 check partitioning flag before putting out delta.
590 (output_ranges): Remove incorrect code attempting to use
592 (output_line_info): Get cold section label from function struct.
593 (add_location_or_const_value_attribute): Likewise.
594 (get_subprogram_die): Get hot/cold section labels from function struct.
595 (dwarf2out_var_location): Likewise.
596 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
597 write out cold_text_section_label if partition flag is set.
598 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
599 * function.h (struct function): Add new fields to point to hot/cold
600 section labels: hot_section_label, cold_section_label,
601 hot_section_end_label and cold_section_end_label; also add new field
602 for cold text section name, unlikely_text_section_name.
603 * opts.c (decode_options): Turn off partitioning flag if
604 !targetm.have_named_sections.
605 * output.h (hot_section_label): Remove.
606 (hot_section_end_label): Remove.
607 (cold_section_end_label): Remove.
608 (unlikely_section_label): Remove.
609 (unlikely_text_section_name): Remove.
610 * passes.c (rest_of_handle_final): Remove code that frees
611 unlikely_text_section_name.
612 * varasm.c (unlikely_section_label): Remove.
613 (hot_section_label): Remove.
614 (hot_section_end_label): Remove.
615 (cold_section_end_label): Remove.
616 (unlikely_text_section_name): Remove.
617 (initialize_cold_section_name): Modify to call
618 targetm.strip_name_encoding; to store cold section name in current
619 function struct, if it exists; and to only use the decl_section_name
620 if flag_named_sections is true.
621 (unlikely_text_section): Modify to get section name out of current
622 function struct, if there is one; otherwise build it from
623 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
624 (in_unlikely_text_section): Likewise.
625 (named_section): Modify to get/put cold section name in current function
626 struct, if there is one.
627 (function_section): Change 'bool unlikely' to 'int reloc'; check
628 targetm.have_named_sections before calling named_section.
629 (current_function_section): Likewise.
630 (assemble_start_function): Modify to get/put unlikely_text_section_name
631 in current function struct; modify to get hot/cold section labels
632 from function struct; initialize labels using
633 ASM_GENERATE_INTERNAL_LABEL;
634 test partitioning flag before writing out hot section label.
635 (assemble_end_function): Test partitioning flag before writing out
636 hot/cold section labels.
637 (default_section_type_flags_1): Modify to use array instead of
638 char* for unlikely_text_section_name; set flags correctly for
639 cold text section if there is not a current function decl.
641 2005-04-09 Jakub Jelinek <jakub@redhat.com>
643 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
644 and TI_VA_LIST_FPR_COUNTER_FIELD.
645 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
646 * tree-pass.h (pass_stdarg): Add.
647 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
648 * tree-stdarg.c: New file.
649 * tree-stdarg.h: New file.
650 * Makefile.in (OBJS-common): Add tree-stdarg.o.
651 (tree-stdarg.o): Add dependencies.
652 * function.h (struct function): Add va_list_gpr_size and
653 va_list_fpr_size fields.
654 * function.c (allocate_struct_function): Initialize them.
655 * target.h (struct gcc_target): Add stdarg_optimize_hook.
656 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
657 (TARGET_INITIALIZER): Add it.
659 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
660 va_list_{g,f}pr_counter_field.
661 (ix86_setup_incoming_varargs): Don't do anything if reg_save
662 area will not be used. Only save registers that tree-stdarg.c
663 detected they need saving.
664 (ix86_va_start): Don't set up fields that won't be used.
666 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
667 va_list_{g,f}pr_counter_field.
668 (setup_incoming_varargs): Don't do anything if reg_save
669 area will not be used. Only save registers that tree-stdarg.c
670 detected they need saving.
671 (rs6000_va_start): Don't set up fields that won't be used.
673 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
674 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
675 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
676 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
678 2005-04-09 Jakub Jelinek <jakub@redhat.com>
681 * config/i386/i386.c (construct_container): Pass empty aligned
682 struct, union or class in memory.
684 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
686 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
687 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
688 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
689 config/rs6000/predicates.md: Fix comment typos.
691 * sched-int.h (haifa_insn_data): Remove blockage and units.
692 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
693 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
694 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
696 2005-04-09 Jan Hubicka <jh@suse.cz>
697 Steven Bosscher <stevenb@suse.de>
699 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
700 * cfgloop.c (get_loop_exit_edges): Likewise.
701 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
703 * loop-unroll.c (analyze_insns_in_loop): Likewise.
704 * tree-cfg.c (dump_cfg_status): Likewise.
706 2005-04-09 David Edelsohn <edelsohn@gnu.org>
708 * config/rs6000/predicates.md (altivec_register_operand): Remove
709 redundant match_code test.
710 (gpc_reg_operand): Same.
711 (cc_reg_operand): Same.
712 (cc_reg_not_cr0_operand): Same.
714 2005-04-09 Jan Hubicka <jh@suse.cz>
716 Forgotten hunk from my last merge patch:
717 * final.c (output_addr_const): Do not call mark_referenced.
719 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
721 * doc/tree-ssa.texi: Add immediate use documentation.
723 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
725 * arm.c (FL_WBUF): Define.
726 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
727 (arm_is_6_or_7): Delete.
728 (arm_tune_wbuf): New.
729 (arm_override_options): Set arm_tune_wbuf.
730 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
731 (arm_is_6_or_7): Delete declaration.
732 (arm_tune_wbuf): New declartion.
733 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
734 (model_wbuf): Derive from arm_tune_wbuf.
735 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
736 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
737 (arm740t): Mark CPUs as having a write buffer.
739 2005-04-09 Uros Bizjak <uros@kss-loka.si>
741 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
742 of 'const_double_operand' in operand 2 constraints. Update enable
745 2005-04-09 Uros Bizjak <uros@kss-loka.si>
747 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
748 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
749 * optabs.h (enum optab_index): Add new OTI_lfloor.
750 (lfloor_optab): Define corresponding macro.
751 * optabs.c (init_optabs): Initialize lfloor_optab.
752 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
753 and lfloordi2 patterns.
754 * builtins.c (expand_builtin_int_roundingfn): New prototype.
755 (expand_builtin_int_roundingfn): New function.
756 (fold_builtin_int_roundingfn): New prototype.
757 (fold_builtin_int_roundingfn): New function, renamed from
759 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
760 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
761 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
762 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
763 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
764 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
765 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
766 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
767 into lfloor built-in function and (long long int)floor{,f,l} into
768 llfloor built-in function.
769 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
772 2005-04-08 Ian Lance Taylor <ian@airs.com>
774 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
775 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
776 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
777 (DO_COND, DO_BODY): Likewise.
778 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
779 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
780 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
781 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
782 (build_continue_stmt, build_break_stmt): Don't declare.
783 (c_do_switch_warnings): Update declaration.
784 * c-gimplify.c (enum bc_t): Remove.
785 (struct c_gimplify_ctx, ctxp): Remove.
786 (push_context, pop_context): Remove static functions.
787 (c_genericize): Don't call push_context or pop_context.
788 (begin_bc_block, finish_bc_block): Remove static functions.
789 (build_bc_goto): Likewise.
790 (gimplify_c_loop): Likewise.
791 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
792 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
793 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
794 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
795 * c-common.c (c_do_switch_warnings): Rename from
796 c_do_switch_warnings_1.
797 (c_do_switch_warnings) [old version]: Remove.
798 (c_do_switch_expr_warnings): Remove.
799 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
800 function instead of c_do_switch_expr_warnings.
801 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
802 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
803 * c-pretty-print.c (pp_c_statement): Likewise.
804 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
806 2005-04-08 Devang Patel <dpatel@apple.com>
808 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
809 While selecting replacement condition pay attention to loop header.
811 2005-04-08 Diego Novillo <dnovillo@redhat.com>
813 Merge from tree-cleanup-branch: VRP, store CCP, store
814 copy-prop, incremental SSA updating of FUD chains and
815 newly exposed symbols.
817 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
818 (OBJS-common): Add tree-vrp.o.
819 (tree-vrp.o): New rule.
820 * basic-block.h (nearest_common_dominator_for_set): Declare.
821 * common.opt (ftree-store-ccp): New flag.
822 (ftree-copy-prop): New flag.
823 (ftree-vrp): New flag.
824 (ftree-store-copy-prop): New flag.
825 * dominance.c (nearest_common_dominator_for_set): New.
826 * domwalk.c (walk_dominator_tree): Only traverse
827 statements in blocks marked in walk_data->interesting_blocks.
828 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
829 * fold-const.c (fold): Handle ASSERT_EXPR.
830 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
831 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
832 flag_tree_vrp at -O2.
833 * timevar.def (TV_TREE_VRP): Define.
834 (TV_TREE_COPY_PROP): Define.
835 (TV_TREE_STORE_COPY_PROP): Define.
836 (TV_TREE_SSA_INCREMENTAL): Define.
837 (TV_TREE_STORE_CCP): Define.
838 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
839 to kill_redundant_phi_nodes from comment.
840 (verify_expr): Handle ASSERT_EXPR.
841 * tree-dfa.c (mark_new_vars_to_rename): Remove second
842 argument. Update all users.
843 (mark_call_clobbered_vars_to_rename): Remove. Update all
845 * tree-flow-inline.h (unmodifiable_var_p): New.
846 * tree-flow.h (enum value_range_type): Declare.
847 (struct value_range_def): Declare.
848 (value_range): Declare.
849 (remove_all_phi_nodes_for): Remove. Update all users.
850 (find_phi_node_for): Declare.
851 (add_type_alias): Declare.
852 (count_uses_and_derefs): Declare.
853 (kill_redundant_phi_nodes): Remove.
854 (rewrite_into_ssa): Remove.
855 (rewrite_def_def_chains): Remove.
856 (update_ssa, register_new_name_mapping, create_new_def_for,
857 need_ssa_update_p, name_registered_for_update_p,
858 release_ssa_name_after_update_ssa, dump_repl_tbl,
859 debug_repl_tbl, dump_names_replaced_by,
860 debug_names_replaced_by, mark_sym_for_renaming,
861 mark_set_for_renaming, get_current_def, set_current_def,
862 get_value_range, dump_value_range, debug_value_range,
863 dump_all_value_ranges, debug_all_value_ranges,
864 expr_computes_nonzero, loop_depth_of_name,
865 unmodifiable_var_p): Declare.
866 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
868 * tree-into-ssa.c (block_defs_stack): Update comment.
869 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
870 syms_to_rename, names_to_release, repl_tbl,
871 need_to_initialize_update_ssa_p, need_to_update_vops_p,
872 need_to_replace_names_p): New locals.
873 (NAME_SETS_GROWTH_FACTOR): Define.
874 (struct repl_map_d): Declare.
875 (struct mark_def_sites_global_data): Add field
877 (enum rewrite_mode): Declare.
878 (REGISTER_DEFS_IN_THIS_STMT): Define.
879 (compute_global_livein): Use last_basic_block instead of
881 (set_def_block): Remove last argument. Update all callers.
882 (prepare_use_operand_for_rename): Remove. Update all callers.
883 (prepare_def_operand_for_rename): Remove. Update all callers.
884 (symbol_marked_for_renaming): New.
887 (repl_map_hash): New.
889 (repl_map_free): New.
890 (names_replaced_by): New.
891 (add_to_repl_tbl): New.
892 (add_new_name_mapping): New.
893 (mark_def_sites): Assume that all the operands in the
894 statement are in normal form.
895 (find_idf): Assert that the block in the stack is valid.
896 (get_default_def_for): New.
897 (insert_phi_nodes_for): Add new argument 'update_p'.
899 If update_p is true, add a new mapping between the LHS of
900 each new PHI and the name that it replaces.
901 (insert_phi_nodes_1): Only call find_idf if needed.
902 (get_reaching_def): Call get_default_def_for.
903 (rewrite_operand): Remove.
904 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
905 and REWRITE_THIS_STMT are false.
906 Assume that all the operands in the statement are in
908 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
909 (rewrite_virtual_phi_arguments): Remove.
910 (invalidate_name_tags): Remove.
911 (register_new_update_single, register_new_update_set,
912 rewrite_update_init_block, replace_use,
913 rewrite_update_fini_block, rewrite_update_stmt,
914 rewrite_update_phi_arguments): New.
915 rewrite_blocks): Remove argument 'fix_virtual_phis'.
916 Add arguments 'entry', 'what' and 'blocks'.
917 Initialize the dominator walker according to 'what' and
919 Start the dominator walk at 'entry'.
920 (mark_def_site_blocks): Add argument 'interesting_blocks'.
921 Use it to configure the dominator walker.
922 (rewrite_into_ssa): Remove argument 'all'.
924 (rewrite_all_into_ssa): Remove.
925 (rewrite_def_def_chains): Remove.
926 (mark_def_interesting, mark_use_interesting,
927 prepare_phi_args_for_update, prepare_block_for_update,
928 prepare_def_site_for, prepare_def_sites,
929 dump_names_replaced_by, debug_names_replaced_by,
930 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
931 delete_update_ssa, create_new_def_for,
932 register_new_name_mapping, mark_sym_for_renaming,
933 mark_set_for_renaming, need_ssa_update_p,
934 name_registered_for_update_p, ssa_names_to_replace,
935 release_ssa_name_after_update_ssa,
936 insert_updated_phi_nodes_for, update_ssa): New.
937 * tree-loop-linear.c (linear_transform_loops): Call
938 update_ssa instead of rewrite_into_ssa.
939 * tree-optimize.c (vars_to_rename): Remove.
941 (init_tree_optimization_passes): Replace
942 pass_redundant_phi with pass_copy_prop.
944 Replace pass_ccp with pass_store_ccp.
945 Add pass_store_copy_prop after pass_store_ccp.
946 (execute_todo): If the TODO_ flags don't include updating
947 the SSA form, assert that it does not need to be updated.
948 Call update_ssa instead of rewrite_into_ssa and
949 rewrite_def_def_chains.
950 If TODO_verify_loops is set, call verify_loop_closed_ssa.
951 (tree_rest_of_compilation):
952 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
953 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
954 TODO_cleanup_cfg): Renumber.
955 (TODO_verify_loops, TODO_update_ssa,
956 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
957 TODO_update_ssa_only_virtuals): Define.
958 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
960 * tree-phinodes.c (make_phi_node): Update documentation.
961 (remove_all_phi_nodes_for): Remove.
962 (find_phi_node_for): New.
963 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
964 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
965 (interpret_rhs_modify_expr): Likewise.
966 * tree-sra.c (decide_instantiations): Mark all symbols in
967 SRA_CANDIDATES for renaming.
968 (mark_all_v_defs_1): Rename from mark_all_v_defs.
969 (mark_all_v_defs): New function. Update all users to call it
970 with the whole list of scalarized statements, not just the
972 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
973 (compute_flow_insensitive_aliasing): If the tag is
974 unmodifiable and the variable isn't or vice-versa, don't
975 make them alias of each other.
976 (setup_pointers_and_addressables): If the type tag for
977 VAR is about to change, mark the old one for renaming.
978 (add_type_alias): New.
979 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
980 (ccp_lattice_t): Rename from latticevalue.
981 (value): Remove. Update all users.
982 (const_val): New local variable.
983 (do_store_ccp): New local variable.
984 (dump_lattice_value): Handle UNINITIALIZED.
985 (debug_lattice_value): New.
986 (get_default_value): Re-write.
987 (set_lattice_value): Re-write.
988 (def_to_varying): Remove. Update all users.
989 (likely_value): Return VARYING for statements that make
990 stores when STORE_CCP is false.
991 Return VARYING for any statement other than MODIFY_EXPR,
992 COND_EXPR and SWITCH_EXPR.
993 (ccp_initialize): Re-write.
994 (replace_uses_in, replace_vuse_in, substitute_and_fold):
995 Move to tree-ssa-propagate.c.
996 (ccp_lattice_meet): Handle memory stores when
997 DO_STORE_CCP is true.
998 (ccp_visit_phi_node): Likewise.
999 (ccp_fold): Likewise.
1000 (evaluate_stmt): Likewise.
1001 (visit_assignment): Likewise.
1002 (ccp_visit_stmt): Likewise.
1003 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1007 (do_ssa_store_ccp): New.
1008 (gate_store_ccp): New.
1009 (pass_store_ccp): Declare.
1010 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1011 (may_propagate_copy): Reformat.
1012 Don't abort if ORIG is a virtual and DEST isn't.
1013 If NEW does not have alias information but DEST does,
1015 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1016 copy_prop_kind, which_copy_prop): Declare.
1017 (stmt_may_generate_copy, get_copy_of_val,
1018 get_last_copy_of, set_copy_of_val, dump_copy_of,
1019 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1020 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1021 init_copy_prop, fini_copy_prop, execute_copy_prop,
1022 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1023 store_copy_prop): New.
1024 (pass_copy_prop, pass_store_copy_prop): Declare.
1025 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1026 'num_const_prop' and 'num_copy_prop'.
1027 (cprop_operand): Update them.
1028 (dump_dominator_optimization_stats): Dump them.
1029 (tree_ssa_dominator_optimize): Call update_ssa instead of
1031 (loop_depth_of_name): Declare extern.
1032 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1033 values for LOW or HIGH.
1034 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1035 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1036 (cprop_operand): Only propagate if VAL != OP.
1037 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1038 statement for renaming.
1039 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1040 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1041 add_type_alias if necessary.
1042 Call mark_new_vars_to_rename.
1043 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1044 mark every statement updated, call update_ssa and
1045 rewrite_into_loop_closed_ssa.
1046 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1047 from LIVEIN if VAR is a virtual.
1048 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1049 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1050 (get_call_expr_operands): Reformat statement.
1051 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1053 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1054 SSA_NAME_VALUE for every name.
1055 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1056 get_value_loaded_by): New.
1057 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1058 substitute_and_fold): Move from tree-ssa-ccp.c.
1059 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1060 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1061 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1063 * tree-ssa.c (verify_use): Fix error message.
1064 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1065 check_phi_redundancy, kill_redundant_phi_nodes,
1066 pass_redundant_phi): Remove. Update all users.
1067 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1068 add_type_alias, if necessary.
1069 * tree-vectorizer.h (struct _stmt_vect_info): Update
1070 documentation for field 'memtag'.
1071 * tree-vrp.c: New file.
1072 * tree.def (ASSERT_EXPR): Define.
1073 * tree.h (ASSERT_EXPR_VAR): Define.
1074 (ASSERT_EXPR_COND): Define.
1075 (SSA_NAME_VALUE_RANGE): Define.
1076 (struct tree_ssa_name): Add field 'value_range'.
1077 (PHI_REWRITTEN): Remove.
1078 (struct tree_phi_node): Remove field 'rewritten'.
1079 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1080 -ftree-store-copy-prop): Document.
1081 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1082 Document usage of update_ssa.
1084 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1087 * config/rs6000/predicates.md (altivec_register_operand): Accept
1089 (and64_operand): Do not limit CONST_INT to mask64_operand.
1090 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1091 (and_operand): Do not limit CONST_INT to mask_operand.
1093 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1095 PR rtl-optimization/20466
1096 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1097 for overlap of the address of each list member.
1098 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1100 2005-04-08 Mike Stump <mrs@apple.com>
1102 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1104 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1107 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1109 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1111 * function.c (push_function_context_to): Don't set
1113 * function.h (function): Remove contains_functions.
1114 (current_function_contains_functions): Remove.
1116 * function.h (function): Remove instrument_entry_exit.
1117 (current_function_instrument_entry_exit): Remove.
1119 * function.h (nonlocal_labels): Remove.
1121 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1123 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1124 (check_attr_value, write_attr_get, write_expr_attr_cache,
1125 find_attr, make_internal_attr): Don't reference negative_ok or
1127 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1128 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1129 (ATTR_STATIC): Adjust the value.
1131 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1133 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1135 * config/s390/tpf.h (ASM_SPEC): Define.
1137 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1139 * tree-flow.h: Remove the prototype for
1140 redirect_immediate_uses.
1141 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1143 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1145 * arm.c (arm_const_double_by_parts): New function.
1146 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1147 * arm.md (define_split for 64-bit constants): Add another one.
1149 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1151 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1153 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1155 * system.h: Revert last change.
1157 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1159 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1160 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1161 (TARGET_SWITCHES): Delete.
1162 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1163 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1164 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1165 * config/xtensa/xtensa.opt: New file.
1167 2005-04-08 Ben Elliston <bje@au.ibm.com>
1169 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1170 * config/fp-bit.h: Tidy comments.
1172 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1174 * system.h: Poison PARAMS.
1176 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1178 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1179 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1180 (TARGET_SWITCHES): Delete.
1181 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1182 * config/vax/vax.opt: New file.
1184 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1186 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1188 2005-04-07 Ian Lance Taylor <ian@airs.com>
1190 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1192 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1193 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1196 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1198 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1199 all immediate uses in PHI nodes.
1201 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1203 * arm.c (arm_const_double_inline_cost): Handle any constant by
1204 using gen_lowpart and gen_highpart_mode.
1205 (note_invalid_constants): All constants in an RTX with a constraint
1206 that permits memory are now pushed to the constant pool.
1207 (output_move_double): Delete code to handle reg to reg and
1208 constant to reg moves.
1209 (const_double_needs_minipool, output_mov_immediate): Delete.
1210 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1211 CONST_INT and CONST_VECTOR.
1212 * arm.md (ANY64): New mode macro.
1213 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1214 (movdf_soft_insn): Split reg-reg and const-reg moves.
1215 (split patterns for 64-bit constant and register moves): New.
1216 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1217 (cirrus_movdf_hard_insn): Likewise.
1218 * fpa.md (movdf_fpa): Likewise.
1219 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1220 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1222 (movv2si_internal_2): Likewise.
1223 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1224 (movdf_vfp): Likewise.
1225 * arm-protos.h (output_mov_immediate): Delete prototype.
1227 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1230 * simplify-rtx.c (simplify_unary_operation_1): Check
1231 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1233 2005-04-06 James E Wilson <wilson@specifixinc.com>
1236 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1239 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1241 * coverage.h (GCOV_TYPE_NODE): Delete.
1242 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1243 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1244 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1245 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1246 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1248 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1251 * Makefile.in (gcc.pot): Remove options.c dependency.
1252 * optc-gen.awk: Don't quote help strings with N_().
1254 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1256 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1257 the function returns a pointer type.
1259 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1261 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1262 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1263 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1264 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1265 explicit_uses members.
1266 (get_or_create_used_part_for): Initialize new fields.
1267 (fieldoff_compare): New function.
1268 (create_overlap_variables_for): Count number of fields, use
1269 heuristic to determine whether to create subvars for vars with
1271 Sort the field list by offset and avoid creating duplicate SFT's.
1273 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1275 * c.opt (-F): Remove trailing whitespace from help string.
1276 (-finput-charset): Use a tab to separate the switch name and help
1278 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1279 (-ftree-vectorizer-verbose): Likewise.
1281 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1283 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1284 a PHI argument where a use occurs instead of all PHI arguments.
1286 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1288 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1291 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1293 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1294 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1295 config/bfin/bfin.h: Fix comment typos.
1297 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1299 * doc/install.texi: Update the URL for Jacks.
1300 * doc/sourcebuild.texi: Likewise.
1302 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1305 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1306 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1308 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1310 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1312 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1314 * config/v850/v850-protos.h (override_options): Delete.
1315 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1316 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1317 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1318 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1319 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1320 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1321 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1322 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1323 (OVERRIDE_OPTIONS): Delete.
1324 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1325 (small_memory_info): Remove the value field.
1326 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1328 * config/v850/v850.c (small_memory): Remove the value field.
1329 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1330 (override_options): Delete.
1331 (v850_handle_memory_option, v850_handle_option): New functions.
1332 * config/v850/v850.opt: New file.
1334 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1336 * config.host: Add a section for generic hosts, and a subsection
1337 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1338 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1339 * config/host-darwin.h: New.
1340 * config/x-darwin: New.
1341 * config/i386/host-i386-darwin.c: New.
1342 * config/i386/x-darwin: New.
1343 * config/rs6000/host-darwin.c: Include host-darwin.h.
1344 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1345 (darwin_rs6000_gt_pch_use_address): Likewise.
1346 * config/rs6000/x-darwin: Change name of .o built, update
1347 dependencies for changes to rs6000/host-darwin.c.
1349 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1352 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1354 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1356 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1357 split_loop_exit_edge instead of loop_split_edge_with.
1359 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1361 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1362 UNSPEC_SET_VSCR): New constants, used throughout.
1364 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1366 (altivec_vspltis<VI_char>): ... this pattern, using
1367 a QImode const_int_operand for the immediate.
1368 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1371 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1374 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1376 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1378 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1380 2005-04-06 Ben Elliston <bje@au.ibm.com>
1382 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1383 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1384 macros as living in "this file" and not gcc.h.
1386 2005-04-06 Ben Elliston <bje@au.ibm.com>
1388 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1389 -ftree-live_range_split. Perhaps renamed at some point?
1391 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1394 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1395 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1397 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1399 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1400 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1401 (number_of_iterations_special): New function.
1402 (number_of_iterations_exit): Use number_of_iterations_special.
1403 Use simplify_using_outer_evolutions only at -O3.
1404 (number_of_iterations_cond, tree_simplify_using_condition,
1405 simplify_using_initial_conditions, loop_niter_by_eval,
1406 compare_trees, can_count_iv_in_wider_type_bound,
1407 simplify_using_outer_evolutions): Use fold_build.
1409 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1411 * doc/install.texi (Configuration): Document --with-java-home.
1413 2005-04-05 Richard Henderson <rth@redhat.com>
1417 * config/i386/i386.c (print_operand): Handle vector zeros.
1418 (ix86_split_to_parts): Handle CONST_VECTOR.
1419 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1420 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1421 what modes to tie for MMX and SSE registers.
1422 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1423 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1424 to vector modes as well.
1425 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1426 properly as an input mode.
1428 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1430 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1432 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1434 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1436 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1438 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1439 and local functions, set sse_nregs to 8 and float_in_sse.
1440 (function_arg_advance, function_arg): If float_in_sse, pass
1441 SFmode and DFmode arguments in SSE registers.
1442 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1444 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1445 of -funit-at-a-time.
1447 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1449 * config/i386/i386-protos.h (ix86_function_value): Accept two
1450 arguments, like the target macro.
1451 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1452 * config/i386/i386.c (ix86_function_value): Accept the second
1453 argument of the target macro.
1454 (ix86_function_ok_for_sibcall): Pass a function pointer to
1455 ix86_function_value.
1456 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1457 call to ix86_value_regno).
1458 (ix86_value_regno): Add support for returning floating point values
1461 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1463 PR tree-optimization/20076
1464 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1465 that call __builtin_return or __builtin_apply_args.
1467 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1469 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1470 Use immediate use iterator.
1471 (stmt_is_bumper_for_loop): Use immediate use iterator.
1472 * predict.c (strip_builtin_expect): Use update_stmt.
1473 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1474 on all elements of a STATEMENT_LIST.
1475 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1476 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1477 (bsi_replace): Mark stmt as modified and the update it.
1478 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1479 (expand_complex_libcal): Call update_stmt.
1480 (expand_complex_comparison): Call mark_stmt_modified.
1481 (expand_complex_operations_1): Call update_stmt_if_modified.
1482 (expand_vector_operations_1): Call mark_stmt_modified.
1483 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1484 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1485 add_immediate_use, redirect_immediate_use,
1486 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1487 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1488 (mark_new_vars_to_rename): Call update_stmt.
1489 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1490 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1492 (unmodify_stmt): Delete.
1493 (update_stmt): New. Force an update of a stmt.
1494 (update_stmt_if_modified): update a stmt if it is out of date.
1495 (get_stmt_operands): Verify stmt is NOT modified.
1496 (stmt_modified_p): Update comment.
1497 (delink_imm_use): Remove a use node from its immuse list.
1498 (link_imm_use_to_list): Link a use node to a specific list.
1499 (link_imm_use): Link a node to the correct list.
1500 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1501 it in the correct list, if appropriate.
1502 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1503 (relink_imm_use): Link a use node in place of another node in a list.
1504 (relink_imm_use_stmt): LInk a node in place of another node, and set
1506 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1507 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1508 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1509 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1510 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1511 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1512 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1513 (has_zero_uses): New. Return true if there are no uses of a var.
1514 (has_single_use): New. Return true if there is only a single use of a
1516 (single_imm_use): New. Return the simgle immediate use.
1517 (num_imm_uses): New. Return the number of immediate uses.
1518 (get_v_must_def_ops): Use is now a pointer.
1519 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1520 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1522 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1523 (delink_stmt_imm_use): Delink all immuses from a stmt.
1524 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1525 * tree-flow.h (struct dataflow_d): Delete.
1526 (immediate_use_iterator_d): New. Immediate use iterator struct.
1527 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1528 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1529 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1531 (struct stmt_ann_d): Remove dataflow_t from struct.
1532 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1533 (if_convertible_phi_p): Use FAST immuse iterator.
1534 (if_convertible_loop_p): Don't call compute_immediate_uses.
1535 (replace_phi_with_cond_modify_expr): Call update_stmt.
1536 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1537 update_stmt_if_modified.
1538 (rewrite_all_into_ssa): Initialize ssa operands.
1539 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1540 compute_immediate_uses.
1541 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1542 ssa_property is available.
1543 (execute_one_pass): Change parameters passed to execute_todo.
1544 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1545 (remove_ssa_form): Call fini_ssa_operands.
1546 (insert_backedge_copies): Delete call to modify_stmt.
1547 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1548 (release_phi_node): Delink any use nodes before releasing.
1549 (resize_phi_node): Relink any use nodes.
1550 (remove_phi_arg_num): Delink the use node.
1551 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1552 (remove_all_phi_nodes_for): Release phi node first.
1553 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1554 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1555 (scalarize_use, scalarize_copy): Call update_stmt.
1556 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1557 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1558 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1559 (ccp_initialize): Remove call to compute_immediate_uses.
1560 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1561 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1563 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1564 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1565 (eliminate_redundant_computations): Call mark_stmt_modified.
1566 (cprop_operand): Call mark_stmt_modified.
1567 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1568 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1569 (dse_optimize_stmt): Use new immuse interface.
1570 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1571 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1572 (substitute_single_use_vars): Use new immuse interface.
1573 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1574 and compute_immediate_uses.
1575 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1577 (rewrite_mem_refs): Call update_stmt.
1578 (determine_lsm): Remove call to compute_imm_uses and free_df.
1579 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1580 (try_unroll_loop_completely): Call update_stmt.
1581 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1582 (rewrite_use_compare): Call update_stmt.
1583 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1584 (rewrite_use) : Call update_stmt.
1585 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1586 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1588 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1589 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1590 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1592 (initialize_vuse_operand): New. Initialize a vuse operand.
1593 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1594 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1595 (finalize_ssa_defs): Use stmt parameter.
1596 (correct_use_link): Ensure a use node is in the correct list, and has
1597 the correct stmt pointer.
1598 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1599 finalize_ssa_v_must_defs): Also initialize use nodes.
1600 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1601 (build_ssa_operands): Seperate parsing from final operand construction.
1602 (parse_ssa_operands): New. Parse entry point for operand building.
1603 (swap_tree_operands): New. Swap 2 tree operands.
1604 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1606 (get_expr_operands): Call swap_tree_operands when needed.
1607 (copy_virtual_operands): Use initialize routines for virtual use ops.
1608 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1609 (verify_abort): New. Issue imm_use error.
1610 (verify_imm_links): New Verify imm_use links for a var.
1611 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1612 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1613 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1614 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1615 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1616 (NULL_USE_OPERAND_P) Define.
1617 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1619 (struct vuse_operand_type): New struct.
1620 (SET_USE): Call set_ssa_use_from_ptr.
1622 (PHI_ARG_INDEX_FROM_USE): Define.
1623 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1624 argument via SET_USE, not PHI_ARG_DEF_TREE.
1625 * tree-ssa-pre.c (eliminate): Call update_stmt.
1626 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1628 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1629 (nearest_common_dominator_of_uses): Use imm_use iterator.
1630 (statement_sink_location): Use imm_use iterator and interface.
1631 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1632 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1633 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1634 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1635 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1636 if new parameter is true.
1637 (init_tree_ssa): Don't initialize operand cache here.
1638 (delete_tree_ssa): Don't destroy operand cache here.
1639 (propagate_into_addr): Pass in a use pointer, return true if anything
1641 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1642 (check_phi_redundancy): Use imm_use iterator.
1643 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1645 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1646 (release_ssa_name): Delink node and all elements in its imm_use list.
1647 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1648 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1649 * tree-vectorizer.c (need_imm_uses_for): Delete.
1650 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1651 * tree.h (struct ssa_imm_use_d): Define.
1652 (SSA_NAME_IMM_USE_NODE): Define.
1653 (struct tree_ssa_name): Add imm_use node.
1655 (PHI_ARG_IMM_USE_NODE): Define.
1656 (struct phi_arg_d): Add imm_use node.
1657 (struct tree_phi_node): Remove struct dataflow_d element.
1658 (TDF_STMTADDR): Define.
1660 2005-04-05 Dale Johannesen <dalej@apple.com>
1662 * doc/invoke.texi (Optimization Options): Remove
1663 duplicate -fcse-follow-jumps. Add -fweb.
1664 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1665 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1667 2005-04-05 Per Bothner <per@bothner.com>
1669 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1670 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1671 (warn_uninit): Get EXPR_LOCUS from context now instead.
1672 This fixes a USE_MAPPED_LOCATION testsuite failure.
1674 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1676 2005-04-05 Per Bothner <per@bothner.com>
1678 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1679 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1680 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1683 2004-04-05 Devang Patel <dpatel@apple.com>
1685 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1686 (lhsr<mode>3): ... new name.
1687 (altivec_vsra<VI_char>): Rename to ..
1688 (ashr<mode>3): ... new name.
1689 * config/rs6000/rs6000.c (builtin_description): Rename shift
1692 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1694 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1695 gen_lowpart_for_combine.
1696 * cse.c (gen_lowpart_if_possible): Move...
1697 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1699 (gen_lowpart_no_emit_general): Use it.
1701 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1703 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1706 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1708 * system.h: Fix typo.
1710 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1712 * config/bfin/bfin-modes.def: New file.
1713 * config/bfin/bfin-protos.h: New file.
1714 * config/bfin/bfin.c: New file.
1715 * config/bfin/bfin.h: New file.
1716 * config/bfin/bfin.md: New file.
1717 * config/bfin/bfin.opt: New file.
1718 * config/bfin/crti.s: New file.
1719 * config/bfin/crtn.s: New file.
1720 * config/bfin/elf.h: New file.
1721 * config/bfin/lib1funcs.asm: New file.
1722 * config/bfin/predicates.md: New file.
1723 * config/bfin/t-bfin: New file.
1724 * config/bfin/t-bfin-elf: New file.
1725 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1726 Document new attributes.
1727 (interrupt, interrupt_handler, saveall): Update documentation for
1729 * doc/install.texi (Specific): Add entry for the Blackfin.
1730 * doc/invoke.texi (Blackfin Options): New section.
1731 * doc/md.texi (Blackfin family): New section to document constraints.
1732 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1734 2005-04-05 Olivier Hainque <hainque@adacore.com>
1736 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1737 match what the system unwinder expects.
1738 * config/mips/mips.c (mips_frame_set): If we're saving the return
1739 address register and the dwarf return address column number differs
1740 from the hard register number, adjust the note reg to refer to the
1743 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1745 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1746 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1747 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1748 (processor_type): New enum.
1749 (mn10300_processor): New variable.
1750 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1751 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1752 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1753 (PROCESSOR_DEFAULT): New macro.
1754 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1755 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1756 (mn10300_handle_option, mn10300_override_options): New functions.
1757 * config/mn10300/mn10300.opt: New file.
1759 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1760 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1762 PR tree-optimization/19903
1763 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1764 that don't fit in their type after conversion.
1766 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1769 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1770 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1771 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1772 flag here. Implement using define_insn_and_split.
1773 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1774 (frndintxf2_mask_pm_i387): New insn patterns.
1775 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1776 Do not set ix86_optimize_mode_switching flag.
1777 (ceilsf2, ceildf2, ceilxf2): Same.
1778 (btruncsf2, btruncdf2, btruncxf2): Same.
1779 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1781 2005-04-05 Ian Lance Taylor <ian@airs.com>
1784 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1785 i386_pe_record_external_function.
1786 (i386_pe_record_external_function): Update declaration.
1787 * config/i386/winnt.c (struct extern_list): Add decl field.
1788 (i386_pe_record_external_function): Add decl parameter.
1789 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1791 * config/i386/i386-protos.h (i386_pe_record_external_function):
1794 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1796 * config/m68k/m68k-protos.h: Add a prototype for
1797 valid_dbcc_comparison_p_2.
1798 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1799 extend_operator, const_uint32_operand, const_sint32_operand,
1800 general_src_operand, nonimmediate_src_operand,
1801 memory_src_operand, post_inc_operand, pre_dec_operand,
1802 pcrel_address): Move to predicates to predicates.md.
1803 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1804 * config/m68k/m68k.md: Include predicates.md.
1805 * config/m68k/predicates.md: New.
1807 2005-04-04 Roger Sayle <roger@eyesopen.com>
1809 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1811 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1813 2005-04-04 Ian Lance Taylor <ian@airs.com>
1815 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1817 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1818 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1819 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1820 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1821 * c-common.c (c_do_switch_warnings_1): New static function broken
1822 out of c_do_switch_warnings.
1823 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1824 (c_do_switch_expr_warnings): New function.
1825 * c-common.h (c_do_switch_expr_warnings): Declare.
1827 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1828 Daniel Jacobowitz <dan@codesourcery.com>
1830 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1832 * rtlanal.c (may_trap_p): Same.
1834 2005-04-04 Dale Johannesen <dalej@apple.com>
1836 * ChangeLog: remove reference to ChangeLog.12.
1838 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1840 CRIS epilogue as RTL.
1841 * config/cris/cris.md: Change all 0 in unspec 0 to
1843 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1844 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1846 ("return"): Change to define_expand. Call cris_expand_return for
1848 ("*return_expanded"): New pattern.
1849 ("epilogue"): New define_expand.
1850 * config/cris/cris.h (PREDICATE_CODES): Add
1851 cris_load_multiple_op.
1852 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1854 (enum cris_retinsn_type): New.
1855 (struct machine_function): New member return_type.
1856 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1857 (cris_target_asm_function_epilogue): Remove, moving RTLified
1859 (cris_expand_epilogue): New function.
1860 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1861 (cris_gen_movem_load, cris_load_multiple_op)
1862 (cris_return_address_on_stack_for_return, cris_expand_return): New
1864 (cris_target_asm_function_prologue)
1865 (cris_initial_frame_pointer_offset): Call
1866 cris_reg_saved_in_regsave_area instead of complicated expression.
1867 Call cris_return_address_on_stack instead of an expression.
1868 (cris_print_operand) <case 'o', case 'O'>: New cases.
1869 (cris_return_address_on_stack): Change return-type to bool.
1870 (cris_simple_epilogue): Ditto. Return false if registers are
1872 * config/cris/cris-protos.h (cris_simple_epilogue)
1873 (cris_return_address_on_stack): Adjust prototype return type.
1874 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1875 (cris_return_address_on_stack_for_return): New prototypes.
1877 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1879 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1880 gpr_or_int12_operand.
1882 * config/frv/frv-protos.h: Add a prototype to
1883 frv_legitimate_memory_operand and frv_const_unspec_p.
1884 (frv_unspec): Move from frv.c.
1885 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1886 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1887 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1888 gpr_or_fpr_operand, gpr_or_int12_operand,
1889 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1890 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1891 int6_operand, int5_operand, uint5_operand, uint4_operand,
1892 uint1_operand, int_2word_operand, uint16_operand,
1893 upper_int16_operand, integer_register_operand,
1894 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1895 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1896 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1897 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1898 move_destination_operand, movcc_fp_destination_operand,
1899 frv_function_symbol_referenced_p, move_source_operand,
1900 condexec_dest_operand, condexec_source_operand,
1901 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1902 const_unspec_operand, gpr_or_memory_operand,
1903 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1904 icc_operand, fcc_operand, cc_operand, icr_operand,
1905 fcr_operand, cr_operand, call_operand, sibcall_operand,
1906 symbolic_operand, relational_operator,
1907 integer_relational_operator, float_relational_operator,
1908 ccr_eqne_operator, minmax_operator,
1909 condexec_si_binary_operator, condexec_si_media_operator,
1910 condexec_si_divide_operator, condexec_si_unary_operator,
1911 condexec_sf_conv_operator, condexec_sf_add_operator,
1912 condexec_memory_operand, intop_compare_operator, acc_operand,
1913 even_acc_operand, quad_acc_operand, accg_operand: Move to
1915 * config/frv/frv.h (PREDICATE_CODES): Remove.
1916 * config/frv/frv.md: Include predicates.md.
1917 * config/frv/predicates.md: New.
1919 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1922 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1923 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1924 (add_standard_iv_candidates_for_size): New function, extracting code
1925 from add_standard_iv_candidates and parameterizing it by type size.
1926 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1928 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1930 * system.h (GCOV_SIZE_TYPE): Unposion.
1931 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1932 (GCOV_TYPE_SIZE): ...this new macro.
1933 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1934 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1935 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1936 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1937 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1938 instead of unsigned_intSI_type_node.
1939 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1940 (rtl_gen_one_value_profiler_no_edge_manipulation)
1941 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1942 * value-prof.c: Include coverage.h.
1944 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
1945 Diego Novillo <dnovillo@redhat.com>
1947 Fix PR tree-optimization/20703
1948 Fix PR tree-optimization/20725
1950 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
1951 (create_expression_by_pieces): Ditto.
1952 (valid_in_set): Ditto. Also handle tcc_declaration.
1953 (find_or_generate_expression): Handle comparison class.
1954 (insert_into_preds_of_block): Ditto.
1955 (insert_aux): Ditto.
1956 (create_value_expr_from): Handle comparison class, recursively
1957 handle reference nodes.
1958 (compute_avail): Handle comparison classes, rewrite a little cleaner.
1959 (execute_pre): Fix spacing.
1960 (do_fre): Renamed to execute_fre.
1962 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1964 * doc/invoke.texi (SPARC options): Document that
1965 -mlittle-endian is not supported on Linux either.
1967 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1971 * config.gcc (Obsolete configurations): Remove
1972 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
1973 (sparclite-*-coff*): Delete.
1974 (sparclite-*-elf*): Likewise.
1975 (sparc86x-*-elf*): Likewise.
1976 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
1977 * config/sparc/lite.h: Delete.
1978 * config/sparc/litecoff.h: Likewise.
1979 * config/sparc/liteelf.h: Likewise.
1980 * config/sparc/sp86x-elf.h: Likewise.
1981 * config/sparc/t-sparclite: Likewise.
1982 * config/sparc/t-sp86x: Likewise.
1984 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
1986 * config/s390/s390-protos.h: (s390_comparison,
1987 s390_alc_comparison, s390_slb_comparison, const0_operand,
1988 consttable_operand, larl_operand, s_operand,
1989 shift_count_operand, bras_sym_operand, load_multiple_operation,
1990 store_multiple_operation, s390_plus_operand): Remove prototypes.
1991 (s390_legitimate_address_without_index_p): New prototype.
1992 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
1994 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
1995 const0_operand, consttable_operand, larl_operand, s_operand,
1996 shift_count_operand, bras_sym_operand, load_multiple_operation,
1997 store_multiple_operation, s390_plus_operand): Move to
1999 (check_mode): Remove.
2000 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2002 (s390_legitimate_address_without_index_p): New.
2003 * config/s390/s390.h (PREDICATE_CODES): Remove.
2004 * config/s390/s390.md: Include predicates.md.
2005 * config/s390/predicates.md: New.
2007 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2010 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2011 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2012 (NEED_INDICATE_EXEC_STACK): Define to 1.
2013 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2014 (NEED_INDICATE_EXEC_STACK): Define to 1.
2015 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2016 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2017 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2018 (pic_helper_emitted_p): New global.
2019 (emit_pic_helper): New function extracted from...
2020 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2021 Do not call emit_pic_helper if delay_pic_helper is true.
2022 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2023 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2024 (sparc_file_end): New function.
2026 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2028 * config/mcore/mcore-protos.h: Remove the prototypes for
2029 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2030 mcore_general_movdst_operand, mcore_reload_operand,
2031 mcore_arith_J_operand, mcore_arith_K_operand,
2032 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2033 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2034 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2035 mcore_literal_K_operand, mcore_addsub_operand,
2036 mcore_compare_operand, mcore_load_multiple_operation,
2037 mcore_store_multiple_operation, mcore_call_address_operand.
2038 Add a prototype for const_ok_for_mcore.
2039 * config/mcore/mcore.c (mcore_call_address_operand,
2040 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2041 mcore_arith_reg_operand, mcore_reload_operand,
2042 mcore_arith_J_operand, mcore_arith_K_operand,
2043 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2044 mcore_arith_M_operand, mcore_arith_imm_operand,
2045 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2046 mcore_literal_K_operand, mcore_addsub_operand,
2047 mcore_compare_operand, mcore_load_multiple_operation,
2048 mcore_store_multiple_operation): Move to predicates.md.
2049 (const_ok_for_mcore): Export.
2050 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2051 * config/mcore/mcore.md: Include predicates.md.
2052 * config/mcore/predicates.md: New.
2054 * config/mcore/predicates.md: Fix a comment typo.
2056 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2057 Adrian Straetling <straetling@de.ibm.com>
2059 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2060 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2061 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2063 ("imul"): Removed from "type" attribute.
2064 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2065 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2066 Changed type to imulsi.
2067 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2069 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2071 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2072 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2073 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2074 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2075 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2076 (TARGET_SWITCHES, mcore_stack_increment_string)
2077 (TARGET_OPTIONS): Delete.
2078 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2079 than *_BIT constants.
2080 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2081 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2082 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2083 (mcore_override_options): Delete mcore_stack_increment code.
2084 Change use of M340_BIT to MASK_M340.
2085 * config/mcore/mcore.opt: New file.
2087 2005-04-04 Ian Lance Taylor <ian@airs.com>
2089 * config/arm/arm.c (replace_symbols_in_block): Remove static
2092 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2094 * config/fr30/fr30-protos.h: Remove the prototypes for
2095 stack_add_operand, add_immediate_operand,
2096 high_register_operand, low_register_operand, call_operand,
2097 di_operand, and nonimmediate_di_operand.
2098 * config/fr30/fr30.c (stack_add_operand,
2099 add_immediate_operand, high_register_operand,
2100 low_register_operand, call_operand, di_operand,
2101 nonimmediate_di_operand): Move to predicates.md.
2102 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2103 * config/fr30/fr30.md: Include predicates.md.
2104 * config/fr30/predicates.md: New.
2106 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2107 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2108 mcore_call_address_operand.
2110 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2111 general_movsrc_operand.
2113 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2115 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2118 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2121 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2124 2005-04-04 Richard Henderson <rth@redhat.com>
2125 Jakub Jelinek <jakub@redhat.com>
2127 PR rtl-optimization/16104
2128 * fold-const.c (fold_unary): Fix folding of vector conversions.
2130 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2132 * config.gcc (xstormy16-*-elf): Set extra_options.
2133 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2134 * config/stormy16/stormy16.opt: New file.
2136 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2138 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2139 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2140 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2141 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2142 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2143 (TARGET_UNIX_ASM): Delete.
2144 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2145 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2146 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2147 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2148 * config/pdp11/pdp11.opt: New file.
2150 2005-04-03 Roger Sayle <roger@eyesopen.com>
2151 Alexandre Oliva <aoliva@redhat.com>
2154 * fold-const.c (non_lvalue): Split tests into...
2155 (maybe_lvalue_p): New function.
2156 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2157 C++ front-end prior to lowering into gimple form.
2159 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2162 BUILT_IN_STRNCASECMP): New.
2163 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2166 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2169 * arm.md (addsi3_compare0_for_combiner): Delete.
2170 (addsi3_compare0_scratch_for_combiner): Delete.
2171 (cmpsi_neg_shiftsi): Delete.
2172 (compare_negsi_si): New pattern.
2173 (cmpsi_negshiftsi_si): New pattern.
2174 (negated_cbranchsi4): Restrict to equality_operator.
2176 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2179 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2181 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2184 * doc/install.texi: Fix a typo.
2186 2005-04-03 Steven Bosscher <stevenb@suse.de>
2189 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2190 a computed goto if the edge to the computed goto block has
2191 incoming abnormal edges. Clarify how the function works.
2193 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2195 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2196 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2197 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2198 hash_scan_set, reg_set_between_after_reload_p,
2199 reg_used_between_after_reload_p, get_avail_load_store_reg,
2200 eliminate_partially_redundant_load): Likewise.
2201 * postreload.c (reload_cse_simplify_set,
2202 reload_combine_note_use): Likewise.
2203 * predict.c (predict_insn, expected_value_to_br_prob,
2204 propagate_freq, expensive_function_p): Likewise.
2205 * print-rtl.c (print_rtx): Likewise.
2206 * profile.c (instrument_edges, instrument_values,
2207 compute_branch_probabilities, branch_prob, union_groups,
2208 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2209 * protoize.c (in_system_include_dir, file_could_be_converted,
2210 file_normally_convertible, gen_aux_info_file, seek_to_line,
2211 do_cleaning): Likewise.
2212 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2213 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2214 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2216 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2218 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2219 * modulo-sched.c (undo_replace_buff_elem): New structure.
2220 (kernel_number_of_cycles, ps_unschedule_node,
2221 undo_generate_reg_moves,free_undo_replace_buff,
2222 undo_permute_partial_schedule, loop_single_full_bb_p,
2223 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2224 build_loops_structure, get_sched_window): New.
2225 (generate_reg_moves): Return undo_replace_buff_elem and other
2227 (generate_prolog_epilog): Remove old loop versioning.
2228 (sms_schedule): Use loop information and loop_version.
2229 (sms_schedule_by_order): Split part of it to get_sched_window.
2230 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2231 cfg_layout_finalize and free_dominance_info before/after SMS.
2233 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2235 * cfghooks.c (lv_flush_pending_stmts,
2236 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2237 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2238 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2239 lv_add_condition_to_bb,
2240 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2241 flush_pending_stmts): New in cfg_hooks structure.
2242 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2243 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2244 lv_add_condition_to_bb): New declarations.
2245 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2247 (loop_version): Declare.
2248 * cfgloopmanip.c (cfghooks.h): Include.
2249 (duplicate_loop_to_header_edge): Change return type to bool.
2250 (loop_version, lv_adjust_loop_entry_edge): Move here.
2251 * cfgrtl.c (cfgloop.h): Include.
2252 (rtl_verify_flow_info_1): Fix.
2253 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2254 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2256 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2257 tree_lv_add_condition_to_bb): New.
2258 (tree_cfg_hooks): Add new hooks to initialization.
2259 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2260 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2262 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2264 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2265 xstormy16_below100_or_register,
2266 xstormy16_splittable_below100_or_register, and
2267 nonimmediate_nonstack_operand.
2269 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2270 xstormy16_ineqsi_operator, equality_operator,
2271 inequality_operator, shift_operator,
2272 xstormy16_below100_operand, xstormy16_below100_or_register,
2273 xstormy16_splittable_below100_or_register,
2274 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2275 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2276 equality_operator, inequality_operator,
2277 xstormy16_below100_operand, xstormy16_below100_or_register,
2278 xstormy16_splittable_below100_or_register,
2279 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2280 nonimmediate_nonstack_operand, shift_operator): Move to
2282 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2283 * config/stormy16/stormy16.md: Include predicates.md.
2284 * config/stormy16/predicates.md: New.
2286 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2288 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2289 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2290 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2291 move_operand, power_of_2_operand): Move to predicates.md.
2292 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2293 PREDICATE_CODE): Remove.
2294 * config/iq2000/iq2000.md: Include predicates.md.
2295 * config/iq2000/predicates.md: New.
2297 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2299 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2300 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2301 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2302 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2303 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2304 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2305 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2306 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2307 (TARGET_M68HC11): Delete.
2308 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2309 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2310 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2311 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2312 (nb_soft_regs): Delete.
2313 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2314 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2315 and MASK_M6812 being set simultaneously. Change the code that sets
2316 the default m68hc11_soft_reg_count to use integers instead of strings.
2317 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2318 m68hc11_soft_reg_count (which now has an int type) as the number
2320 * config/m68hc11/m68hc11.opt: New file.
2322 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2324 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2325 fp_displacement_operand, sp_displacement_operand.
2327 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2329 Remove the prototypes for tst_operand, cmp_operand,
2330 stack_register_operand, d_register_operand,
2331 hard_addr_reg_operand, splitable_operand,
2332 m68hc11_logical_operator, m68hc11_arith_operator,
2333 m68hc11_non_shift_operator, m68hc11_shift_operator,
2334 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2335 non_push_operand, hard_reg_operand, and
2336 reg_or_some_mem_operand.
2337 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2339 (tst_operand, cmp_operand, non_push_operand,
2340 splitable_operand, reg_or_some_mem_operand,
2341 stack_register_operand, d_register_operand,
2342 hard_addr_reg_operand, hard_reg_operand,
2343 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2344 m68hc11_arith_operator, m68hc11_non_shift_operator,
2345 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2347 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2348 * config/m68hc11/m68hc11.md: Include predicates.md.
2349 * config/m68hc11/predicates.md: New.
2351 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2354 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2355 change checked in along with 2005-03-03's patch for debug/20253.
2356 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2357 (remap_decl): Insert type decl in map earlier.
2359 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2361 PR tree-optimization/20640
2362 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2363 post-dominator if it has phi nodes.
2364 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2365 before dead statements.
2367 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2370 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2372 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2374 PR rtl-optimization/20290
2375 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2376 in every iteration if the entry point is the exit test.
2378 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2380 * config/cris/cris.md (attribute "length"): Define.
2382 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2384 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2385 (word_offset_memref_operand): New.
2386 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2387 (indexed_or_indirect_operand): Delete.
2388 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2389 (indexed_or_indirect_operand): Delete.
2391 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2394 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2397 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2398 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2400 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2402 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2404 2005-04-01 Ian Lance Taylor <ian@airs.com>
2406 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2407 (rus, prus): Remove static variables.
2408 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2409 (process_command): Permit report_times and use_pipes together.
2411 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2413 * c-decl.c (validate_proto_after_old_defn): Look at
2414 TYPE_MAIN_VARIANT of argument types.
2416 2005-04-01 Paul Brook <paul@codesourcery.com>
2418 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2419 (arm_output_function_epilogue): Allow call_via_SP.
2420 (thumb_call_via_reg, arm_file_end): Ditto.
2421 * config/arm/arm.h (struct machine_function): Include space for SP.
2422 (thumb_call_via_label): Update declaration.
2424 2005-04-01 Ian Lance Taylor <ian@airs.com>
2426 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2427 doing a peephole optimization, once again put any notes in the
2430 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2432 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2434 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2436 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2437 (block_alloc, find_free_reg): Likewise.
2438 * loop-doloop.c (doloop_modify): Likewise.
2439 * loop-invariant.c (record_use): Likewise.
2440 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2441 get_iv_value, canon_condition, eliminate_implied_condition,
2442 eliminate_implied_condition, simplify_using_initial_values,
2443 shorten_into_mode, canonicalize_iv_subregs,
2444 iv_number_of_iterations): Likewise.
2445 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2446 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2447 unswitch_loop): Likewise.
2448 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2449 move_movables, replace_call_address, find_and_verify_loops,
2450 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2451 record_giv, final_giv_value, general_induction_var,
2452 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2453 loop_giv_dump): Likewise.
2455 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2456 GCOV_CHECK_WRITING): Remove.
2457 (gcov_position, gcov_rewrite): Use gcc_assert.
2458 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2459 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2460 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2463 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2465 * tree-inline.c: Fix a typo.
2467 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2469 * configure.ac (enable-checking): Explicitly set all variables for
2470 collective switch values. Alphabetize variables. Rename
2471 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2473 * doc/install.texi (enable-checking): Update documentation.
2474 * configure: Rebuilt.
2476 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2478 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2481 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2483 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2484 Also reject cases where this pattern will cause load delay stalls
2485 unless optimizing for size and it will produce a shorter sequence.
2486 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2487 variants to avoid pre-adjusting the base when possible.
2489 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2491 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2492 the frame and argument pointers.
2493 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2494 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2495 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2496 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2497 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2498 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2500 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2502 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2503 with entry for selectany attribute.
2504 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2506 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2507 (i386_pe_asm_named_section): Handle sections generated by
2508 selectany attribute.
2509 * doc/extend.texi (selectany): Document attribute.
2511 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2512 Jan Hubicka <jh@suse.cz>
2514 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2515 to fix addresses involving EBP and ESP.
2516 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2517 for SUBREGed registers.
2518 (legitimate_address_p): Accept SUBREGed registers.
2520 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2523 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2524 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2527 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2529 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2531 2005-04-01 James E Wilson <wilson@specifixinc.com>
2534 * dwarf2out.c (rtl_for_decl_init): New function.
2535 (rtl_for_decl_location): Extracted from here.
2536 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2537 add_const_value_attribute. Delete initializer_constant_valid_p call.
2539 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2541 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2542 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2543 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2544 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2545 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2546 config/i386/i386.md, config/rs6000/predicates.md,
2547 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2548 config/s390/s390.c, config/stormy16/stormy16.c,
2549 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2552 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2555 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2556 COND_EXPR and CALL_EXPR.
2558 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2561 * genautomata.c (first_cycle_unit_presence): Check all alternative
2562 states for unit presence.
2564 * doc/md.texi: Remove remark about impossibility to query unit
2565 presence in non nondeterministic automaton state.
2567 * config/ia64/ia64.c (get_template): Change order of unit querying.
2569 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2571 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2574 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2576 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2577 flag for edges outside any loops.
2579 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2581 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2583 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2585 * tree-ssa-alias.c: Follow spelling conventions.
2586 * doc/tree-ssa.texi: Fix a typo.
2588 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2590 * postreload-gcse.c: Include target.h.
2591 (gcse_after_reload_main): Return early if we cannot modify jumps.
2592 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2594 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2596 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2597 expensive operations.
2599 2005-03-31 Ian Lance Taylor <ian@airs.com>
2601 * collect2.c (lderrout): New variable.
2602 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2603 if it is set, to stderr.
2604 (handler): Unlink lderrout if it is set.
2605 (dump_file): Add "to" parameter. Change all callers.
2606 (main): Initialize lderrout.
2607 (collect_execute): Add errname parameter. Change all callers.
2608 Rename redir parameter to outname. Never pass
2609 PEX_STDERR_TO_STDOUT to pex_run.
2610 * collect2.h (collect_execute, dump_file): Update declarations.
2611 * tlink.c (tlink_execute): Add errname parameter. Change all
2613 (do_tlink): Check lderrout as well as ldout.
2615 2005-03-31 Caroline Tice <ctice@apple.com>
2617 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2618 (bb-reorder.o): Add errors.h to list of requirements.
2619 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2620 profiledbootstrap flags.
2621 * bb-reorder.c (errors.h): Add new include.
2622 (struct bbro_basic_block_data_def): Add new field, in_trace.
2623 (add_unlikely_executed_notes): Remove function.
2624 (mark_bb_for_unlikely_executed_section): Remove function.
2625 (insert_section_boundary_note): New function.
2626 (verify_hot_cold_block_grouping): New function.
2627 (push_to_next_round_p): Remove variables and tests that push all
2628 cold blocks to last round.
2629 (find_traces): Remove code that added extra round of trace finding
2630 when doing partitioning.
2631 (find_traces_1_round) : Remove variable last_round; add code to
2632 update new struct field, in_trace; correct trace_length where it was
2633 incorrect before (after call to copy_bb); change code that pushed all
2634 cold blocks to last round. Instead verify that all blocks going into
2635 a trace belong in the same partition.
2636 (connect_traces): Modify to connect the traces in two passes, if the
2637 function contains both hot and cold blocks. The first pass connects
2638 all the traces for blocks in the partition that the first block in
2639 the function belongs to; the second pass connnects all the traces
2640 containing blocks that belong in the other partition.
2641 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2642 code that automatically put the first block in a function into the
2643 hot partition if the function had any hot blocks.
2644 (fix_crossing_unconditional_branches): Check number of succ edges
2645 before attempting to get one.
2646 (fix_edges_for_rarely_executed_code): Update comment describing
2648 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2649 remove call to add_unlikely_executed_notes; add call to
2650 verify_hot_cold_block_grouping.
2651 (duplicate_computed_gotos): Don't change computed goto if it's a
2653 (partition_hot_cold_basic_blocks): Update function comment.
2654 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2656 (try_forward_edges): Likewise.
2657 (merge_blocks_move_predecessor_nojumps): Likewise.
2658 (merge_blocks_move_successor_nojumps): Likewise.
2659 (merge_blocks_move): Likewise.
2660 (try_crossjump_bb): Likewise.
2661 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2662 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2663 notes to cold bb's; remove call to update_unlikely_executed_notes.
2664 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2665 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2666 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2667 function declaration.
2668 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2670 (rtl_can_merge_blocks): Remove redundancy from condition.
2671 (try_redirect_by_replacing_jump): Likewise.
2672 (force_nonfallthru_and_redirect): Remove code for adding
2673 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2674 (commit_one_edge_insertion): Likewise.
2675 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2676 * dbxout.c (FORCE_TEXT): Replace function_section with
2677 current_function_section.
2678 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2679 function, switch_text_section.
2680 (struct xcoff_debug): Likewise.
2681 (dbxout_function_end): Add code to put out label diffs for both
2682 hot and cold sections.
2683 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2684 for new debug_hooks funciton, switch_text_section..
2685 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2686 switch_text_section.
2687 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2688 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2689 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2690 dw_fde_switched_sections.
2691 (output_call_frame_info): Add test to see if function switches text
2692 sections in the middle; if so, use appropriate extra hot and cold
2693 section labels to compute size deltas for the hot and cold sections.
2694 (dwarf2out_begin_prologue): Add code to initialize new fields in
2696 (dwarf2out_switch_text_section): New function (invoked through
2697 debug_hook); updates new fields in dw_fde_struct appropriately and
2698 increments separate_line_info_table_in_use.
2699 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2700 dwarf2out_switch_text_section.
2701 (struct var_loc_node): Add new field, section_label.
2702 (output_aranges): Add code to check whether in hot or cold section and
2703 use the appropriate label in calculating deltas.
2704 (output_ranges): Likewise.
2705 (output_line_info): Add code to check which section we're in and
2706 use appropriate hot/cold label.
2707 (add_location_or_constant_value_attribute): Likewise.
2708 (gen_subprogam_die): Modify arange attributes to use correct labels.
2709 (dwarf2out_begin_block): Change call to function_section into call to
2710 current_function_section.
2711 (dwarf2out_end_block): Likewise.
2712 (dwarf2out_source_line): Likewise.
2713 (dwarf2out_var_location): Add code to check whether in hot or cold
2714 section and use the appropriate label.
2715 * except.c (output_function_exception_table): Change call to
2716 function_section into call to current_function_section.
2717 * final.c (profile_function): Likewise.
2718 (scan_ahead_for_unlikely_executed_note): Remove function.
2719 (final_scan_insn): Remove calls to
2720 scan_ahead_for_unlikely_executed_note, and related code for switching
2721 to cold section, except for the single time
2722 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2723 debug_hooks->switch_text_sections; replace appropriate calls to
2724 function_section with calls to current_function_section.
2725 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2726 test_bb to condition.
2727 (find_if_case_2): Likewise.
2728 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2729 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2730 * opts.c (decode_options): Change warning about hot/cold partitioning
2731 with exceptionss to inform (so as not to cause bootstrap failures);
2732 remove warning about partitioning with DWARF debug info.
2733 * output.h (current_function_section): Add new function decl.
2734 (insert_section_boundary_note): Likewise.
2735 (enum in_section): Move this declaration here from varasm.c.
2736 (unlikely_section_label): Likewise.
2737 (unlikely_text_section_name): Likewise.
2738 (last_text_section_name): New global variable.
2739 (last_text_section): Likewise.
2740 (hot_section_label): Likewise.
2741 (hot_section_end_label): Likewise.
2742 (cold_section_end_label): Likewise.
2743 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2744 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2745 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2746 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2747 insn from consideration.
2748 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2749 switch_text_section.
2750 * varasm.c (basic-block.h): Add new include.
2751 (unlikely_section_label_printed): Remove global variable.
2752 (unlikely_section_label): Make global variable not be static any more.
2753 (unlikely_text_section_name): Likewise.
2754 (hot_section_end_label): New global variable (not static)
2755 (first_function_block_is_cold): Likewise.
2756 (hot_section_label): Likewise.
2757 (cold_section_end_label): Likewise..
2758 (last_text_section): New global variable, not static.
2759 (last_text_section_name): New global variable, not static.
2760 (initialize_cold_section_name): New function.
2761 (enum in_section): Move declaration to output.h.
2762 (text_section): Update last_text_section.
2763 (unlikely_text_section): Replace code to determine cold section name
2764 with call to initialize_cold_section_name; Add code to update
2765 last_text_section; remove code for printing out label.
2766 (named_section_real): Add code to update last_text_section and
2767 last_text_section_name as appropriate.
2768 (function_section): Change test for 'unlikely' to depend on
2769 first_function_block_is_cold (moved old test to
2770 current_function_section).
2771 (current_function_section): New function.
2772 (assemble_start_function): Move code that frees
2773 unlikely_text_section_name; initialize hot_section_end_label;
2774 print hot and cold section labels at the start of the function;
2775 set first_function_block_is_cold, if appropriate; initialize l
2776 ast_text_section; add call to insert_section_boundary_note.
2777 (assemble_end_function): Add code to write out hot and cold section
2779 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2780 switch_text_section.
2781 * config/darwin.c (machopic_select_section): Replace incorrect
2782 function in base_funs; update reloc for cold sections if necessary.
2783 * config/darwin.h (SECTION_FUNCTION): Add code to update
2784 last_text_section if appropriate.
2785 (text_unlikely_section): Remove.
2786 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2787 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2788 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2789 partitioning for this architecture.
2791 2005-03-31 Olivier Hainque <hainque@adacore.com>
2793 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2794 defined and non-zero.
2796 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2799 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2802 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2805 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2806 label operand. Remove (use (unspec..)). Don't emit a label on
2808 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2809 generate inline label for load_toc_v4_PIC_1b.
2810 (rs6000_emit_load_toc_table): Likewise.
2812 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2814 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2815 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2817 2005-03-29 Devang Patel <dpatel@apple.com>
2819 * tree-sra.c (decide_block_copy): Disable scalarization of
2822 2005-03-30 Stuart Hastings <stuart@apple.com>
2823 Dale Johannesen <dalej@apple.com>
2825 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2826 * print-tree.c (print_node): Add case STATEMENT_LIST.
2828 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2830 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2831 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2832 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2833 is given with "powerpc64*" or "all", or when --with-cpu chooses
2836 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2839 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2840 gen_lexical_block_die.
2841 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2843 2005-03-31 Jan Hubicka <jh@suse.cz>
2845 2004-11-02 Jan Hubicka <jh@suse.cz>
2847 * cgraph.c (cgraph_varpool_node_name): New function.
2848 (dump_cgraph_varpool_node): New function.
2849 (dump_varpool): New function.
2850 * cgraphunit.c (cgraph_optimize): Dump varpool.
2852 2004-10-16 Jan Hubicka <jh@suse.cz>
2854 * cgraph.c (decide_is_variable_needed): New function.
2855 (cgraph_varpool_finalize_decl): Use it.
2856 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2858 * final.c (output_addr_const): Do not call mark_referenced.
2859 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2860 always go via cgraph.
2861 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2862 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2863 * tree-optimize.c (execute_inline): Mark functions called.
2864 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2866 2004-10-11 Jan Hubicka <jh@suse.cz>
2868 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2869 (cgraph_varpool_last_needed_node): New static variable.
2870 (enqueue_needed_varpool_node): Break out from ...; add items to the
2871 end of queue; update first pointers.
2872 (cgraph_varpool_mark_needed_node): ... here.
2873 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2874 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2875 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2876 (cgraph_varpool_first_unanalyzed_node): Declare.
2877 * cgraphunit.c: Include output.h.
2878 (cgraph_varpool_analyze_pending_decls): New function.
2879 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2880 for errors, analyze pending decls.
2881 (cgraph_finalize_compilation_unit): Only analyze decls.
2882 (cgraph_optimize): Assemble the decls after expanding.
2884 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2886 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2887 subvars get marked properly in tags for grouping.
2888 (add_pointed_to_var): Mark only actual pointed to
2889 variables/subvars in addresses needed.
2890 (create_overlap_variables_for): Clear call clobbered on original
2892 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2893 addresable vars with subvars into list.
2894 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2897 2005-03-30 Richard Henderson <rth@redhat.com>
2899 * cgraph.h (struct cgraph_node): Add alias.
2900 * varasm.c (assemble_alias): Set it.
2901 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2902 avoid calling cgraph_expand_function.
2904 2005-03-30 Tom Tromey <tromey@redhat.com>
2906 * tree.def (FILE_TYPE): Removed.
2907 * typeclass.h (enum type_class): Removed file_type_class.
2908 * dwarf2out.c (is_base_type): Updated.
2909 (gen_type_die): Likewise.
2910 * dbxout.c (dbxout_type): Updated.
2911 * builtins.c (type_to_class): Updated.
2912 * tree.c (type_contains_placeholder_1): Updated.
2913 * config/sparc/sparc.c (sparc_type_code): Updated.
2914 * config/ia64/ia64.c (hfa_element_mode): Updated.
2915 * expr.c (count_type_elements): Updated.
2916 * stor-layout.c (layout_type): Updated.
2917 * tree-inline.c (remap_type): Updated.
2918 * tree-pretty-print.c (dump_generic_node): Updated.
2920 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2922 * builtins.c (expand_builtin_powi): Fix mode of
2923 2nd argument to match int.
2924 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2925 2nd argument type to int.
2926 * libgcc2.c: Change prototype of __powi* functions to use
2929 2005-03-30 Dale Johannesen <dalej@apple.com>
2932 * calls.c (expand_call): Flush pending deferrals before
2935 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2939 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2940 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2941 c_label_context, label_context_stack): New.
2942 * c-decl.c (define_label): Check for jumps into statement
2943 expressions. Add label to list of defined labels.
2944 (start_function): Push context on label_context_stack.
2945 (finish_function): Pop context from label_context_stack.
2946 * c-typeck.c (label_context_stack): New.
2947 (c_finish_goto_label): Check for jumps into statement
2948 expressions. Add label to list of jumped to labels.
2949 (struct c_switch): Add blocked_stmt_expr.
2950 (c_start_case): Initialize it.
2951 (do_case): Check it.
2952 (c_finish_case): Verify !blocked_stmt_expr.
2953 (c_begin_stmt_expr): Push context on label_context_stack.
2954 Increment blocked_stmt_expr. Mark labels jumped to from outside
2956 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
2957 defined in the statement expression and no longer jumpable to.
2958 Mark labels jumped to from just outside the statement expression
2959 as again definable. Pop context from label_context_stack.
2960 * doc/extend.texi (Statement Exprs): Update.
2962 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2965 * c-decl.c (start_function): Check for old_decl being
2968 2005-03-30 Ian Lance Taylor <ian@airs.com>
2970 * final.c (final): Remove prescan parameter. Change all callers.
2971 (final_scan_insn): Remove prescan parameter. Change all callers.
2973 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
2975 * tree-vectorizer.c: Fix comment typos.
2977 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
2979 * tree-scalar-evolution.c (instantiate_parameters_1): Return
2980 as soon as a chrec_dont_know is detected.
2982 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
2984 Merge from csl-arm-branch.
2985 2004-02-12 Mark Mitchell <mark@codesourcery.com>
2987 * tlink.c (recompile_files): Do not assume that "rename" can
2988 overwrite an existing file.
2990 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
2992 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
2993 * gcc/configure: Regenerate.
2995 2005-03-30 Alan Modra <amodra@bigpond.net.au>
2997 * doc/install.texi: Update binutils requirement for powerpc*-linux.
2999 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3001 * calls.c (struct arg_data): Update "partial" comment.
3002 (load_register_parameters): Update "nregs" comment.
3004 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3006 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3007 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3008 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3009 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3010 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3011 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3012 than target_flags & 0.
3013 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3014 (iq2000_arch, iq2000_parse_cpu): Delete.
3015 (TARGET_HANDLE_OPTION): Override default.
3016 (iq2000_handle_option): New function.
3017 (override_options): Remove -march= and -mcpu= handling.
3018 * config/iq2000/iq2000.opt: New file.
3020 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3022 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3023 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3024 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3025 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3026 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3027 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3028 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3029 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3030 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3031 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3032 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3033 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3034 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3035 (TARGET_OPTIONS): Delete.
3036 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3037 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3038 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3039 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3040 (c4x_cpu_version_string): Delete.
3041 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3042 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3043 equivalent -mcpu= option.
3044 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3045 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3046 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3047 or clearing the appropriate MASK_* bit.
3048 (c4x_file_start): Use c4x_cpu_version.
3049 * config/c4x/c4x.opt: New file.
3051 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3053 * doc/options.texi: Document the new MaskExists flag.
3054 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3055 if the option has the MaskExists flag.
3057 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3059 * opt-functions.awk (flag_set_p, test_flag): New functions.
3060 (switch_flags): Use them.
3061 * opth-gen.awk: Use flag_set_p to check for flags.
3062 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3064 2005-03-30 Ian Lance Taylor <ian@airs.com>
3066 * config.host (i[34567]86-*-mingw32*): Don't set
3067 host_can_use_collect2 to no.
3069 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3072 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3073 Remove convert_memory_address call duplicating that in memory_address.
3075 2005-03-29 Richard Henderson <rth@redhat.com>
3078 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3079 (build_compound_literal): Likewise. Propagate decl type into the
3081 (finish_decl): Likewise. Use new return value from complete_array_type
3082 for zero sized arrays.
3083 (complete_array_type): Move ...
3084 * c-common.c (complete_array_type): ... here. Change first argument
3085 to pointer-to-type-node. Consistently use sizetype for the index
3086 except for zero sized arrays. Detect zero sized arrays for pedantic
3087 mode diagnostics. Create a new type node instead of modifying the
3089 * c-tree.h (complete_array_type): Move decl ...
3090 * c-common.h (complete_array_type): ... here.
3092 2005-03-29 Richard Henderson <rth@redhat.com>
3095 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3097 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3099 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3100 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3101 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3102 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3104 2005-03-29 Eric Christopher <echristo@redhat.com>
3106 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3107 truthvalue conversion removal.
3109 2005-03-29 Ian Lance Taylor <ian@airs.com>
3112 * collect2.c: Never include <vfork.h>.
3113 (VFORK_STRING, vfork): Don't define.
3114 (pid): Remove global variable.
3115 (handler): Call raise instead of kill (getpid(), ...).
3116 (collect_wait): Add pex parameter. Change all callers. Use
3117 pex_get_status rather than pwait.
3118 (do_wait): Add pex parameter. Change all callers.
3119 (collect_execute): Return struct pex_obj * rather than void. Use
3120 pex routines rather than pexecute.
3121 (fork_execute): Get pex_obj from collect_execute, and pass it to
3123 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3124 Only declare quit_handler if SIGQUIT is defined.
3125 (scan_libraries): Likewise.
3126 * collect2.h (collect_execute): Update declaration.
3127 (collect_wait): Update declaration.
3128 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3129 pass it to collect_wait.
3131 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3134 * c-parser.c (c_parser_compound_statement_nostart): Give error
3135 message for EOF instead of just setting parser->error.
3137 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3139 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3140 (slpeel_update_phi_nodes_for_guard1): New function.
3141 (slpeel_update_phi_nodes_for_guard2): New function.
3142 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3143 of slpeel_update_phi_nodes_for_guard.
3144 (vectorize_loops): Remove call to loop_closed_rewrite.
3145 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3148 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3150 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3151 (TARGET_LITTLE_ENDIAN): New macro.
3152 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3153 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3154 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3155 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3156 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3157 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3158 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3159 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3160 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3161 (TARGET_OPTIONS): Delete.
3162 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3163 (CACHE_FLUSH_TRAP): Turn into an integer.
3164 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3165 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3166 -mflush-trap is in use.
3167 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3168 (m32r_cache_flush_trap_string): Delete.
3169 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3170 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3171 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3172 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3173 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3174 -mmodel= and -msdata= handling from...
3175 (m32r_init): ...here.
3176 * config/m32r/m32r.opt: New file.
3178 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3180 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3181 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3182 * tree-vect-analyze.c (vect_object_analysis): additional parm
3183 pass back a "struct ptr_info_def *" with the points-to info.
3184 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3185 statement using info returned from vect_object_analysis.
3186 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3187 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3188 for virtual uses and defs when creating a replacement vector
3189 reference. Call duplicate_ssa_name_ptr_info to define points-to
3190 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3191 (vectorizable_store): copy_virtual_operands and update
3192 definition statements.
3193 (vectorizable_load): copy_virtual_operands. Remove call to
3194 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3195 * tree-vectorizer.c (vectorize_loops): Remove calls to
3196 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3197 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3198 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3199 define macro STMT_VINFO_PTR_INFO for use in accessing.
3200 * tree.h add export of duplicate_ssa_name_ptr_info.
3201 * rs6000.c (altivec_init_builtins): Declare builtin function
3202 __builtin_altivec_mask_for_load to be "const".
3204 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3207 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3208 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3209 assemble_variable on aliases.
3210 * varasm.c (assemble_alias): Set node->alias.
3211 * toplev.c (wrapup_global_declarations): Don't call
3212 rest_of_decl_compilation on aliases again.
3214 2005-03-29 Paul Brook <paul@codesourcery.com>
3216 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3217 * config/arm/arm.c (arm_dbx_register_number): New function.
3218 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3220 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3223 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3224 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3226 2005-03-29 Dale Johannesen <dalej@apple.com>
3228 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3229 $(TREE_H) and $(COVERAGE_H).
3230 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3231 * opts.c (common_handle_option): Enable tree-based value transforms.
3232 * toplev.c (process_options): Ditto.
3233 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3234 refers to references to this type.
3235 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3236 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3237 for may_be_more, may_be_less.
3238 (rtl_gen_pow2_profiler): Adjust.
3239 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3240 (rtl_gen_one_value_profiler): Adjust.
3241 (rtl_gen_const_delta_profiler): Adjust.
3242 * tree-profile.c (tree_gen_interval_profiler): Implement.
3243 (tree_gen_pow2_profiler): Ditto.
3244 (tree_gen_one_value_profiler): Ditto.
3245 (tree_profiling): New.
3246 (pass_tree_profile): Reference it.
3247 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3249 (insn_divmod_values_to_profile): Rename to
3250 rtl_divmod_values_to_profile. Adjust.
3251 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3252 (insn_prefetch_values_to_profile): Adjust.
3253 (rtl_value_profile_transformations): Adjust.
3254 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3255 (gen_mod_pow2): Rename to rtl_mod_pow2.
3256 (gen_mod_subtract): Rename to rtl_mod_subtract.
3257 (divmod_fixed_value_transform): Rename to
3258 rtl_divmod_fixed_value_transform.
3259 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3260 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3261 (rtl_find_values_to_profile): Adjust.
3262 (tree_value_profile_transformations): Implement.
3263 (tree_divmod_values_to_profile): New.
3264 (tree_values_to_profile): New.
3265 (tree_divmod_fixed_value): New.
3266 (tree_mod_pow2): New.
3267 (tree_mod_subtract): New.
3268 (tree_divmod_fixed_value_transform): New.
3269 (tree_mod_pow2_value_transform): New.
3270 (tree_mod_subtract_transform): New.
3271 (tree_find_values_to_profile): Implement.
3272 * profile.c (instrument_values): Free histograms.
3273 (compute_value_histograms): Adjust. Implement tree version.
3275 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3277 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3278 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3279 variable. Output "fldcw" depending on round_mode.
3280 * config/i386/i386.md (UNSPEC_FIST): New.
3281 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3282 New isns patterns to implement lrint and llrint built-ins as x87
3284 (fistdi2, fist<mode>2 splitters): New splitters.
3285 (lrint<mode>2): New expanders.
3287 2005-03-28 Ian Lance Taylor <ian@airs.com>
3289 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3290 0 when calling final_scan_insn.
3292 2005-03-28 Jan Hubicka <jh@suse.cz>
3295 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3298 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3299 types where possible.
3301 2005-03-26 Per Bothner <per@bothner.com>
3303 Make -f[no-]show-column also control non-cpp diagnostics.
3304 * c.opt (fshow-column): Move option from here ...
3305 * common.opt (fshow-column): ... to here.
3306 * diagnostic.c (diagnostic_build_prefix): Only print column number
3307 if flag_show_column.
3309 2005-03-27 Steven Bosscher <stevenb@suse.de>
3311 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3312 vax_output_conditional_branch): New prototypes.
3313 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3314 extracted from vax.md mov and add patterns.
3315 (vax_output_conditional_branch): New function to output conditional
3316 branch instructions.
3317 * vax.md: Use mode macros for arithmetic and mov patterns.
3318 Use code macros for the jump patterns.
3320 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3322 * Makefile.in (libbackend.o): Depend on version files;
3323 add custom generation command.
3325 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3328 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3329 sure that we have a REG before getting its REGNO.
3331 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3333 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3334 * builtins.def (BUILT_IN_STRNDUP): New.
3336 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3338 PR tree-optimization/20470
3339 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3342 2005-03-25 Mike Stump <mrs@apple.com>
3344 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3347 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3349 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3350 Use our own structure definitions.
3352 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3353 (fix_truncdfsi2): Allow registers or memory as destination.
3354 When TARGET_PPC_GFXOPT, generate simplified pattern.
3355 (fix_truncdfsi2_internal): Use define_insn_and_split.
3356 (fix_truncdfsi2_internal_gfxopt): New.
3357 (fctiwz): Don't confuse register allocation by giving it no choices.
3359 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3360 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3361 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3362 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3364 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3366 * dominance.c (free_dominance_info): Speed up by freeing et
3367 data structures without maintaining other nodes.
3368 * et-forest.c (et_free_tree_force): New.
3369 * et-forest.h: Add a prototype for et_free_tree_force.
3371 * tree.c (get_set_constructor_bits,
3372 get_set_constructor_bytes): Remove.
3373 * tree.h: Remove the corresponding prototypes.
3375 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3378 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3379 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3380 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3381 PRE_DEC, NEG and NOT.
3383 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3385 * fold-const.c: Convert uses of fold (build (...)) to
3388 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3390 PR rtl-optimization/20249
3391 * cse.c (insert_regs): Do not record equivalence of registers in
3394 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3396 * emit-rtl.c (reverse_comparison): Remove.
3397 * rtl.h: Remove the corresponding prototype.
3399 2005-03-24 James E Wilson <wilson@specifixinc.com>
3401 * doc/install.texi (--enable-altivec): Delete docs.
3403 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3405 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3406 SFmode and DFmode before reload when
3407 flag_unsafe_math_optimizations not enabled.
3409 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3411 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3413 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3414 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3416 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3418 * configure.ac (enable-checking): Add 'runtime' option.
3419 * doc/install.texi (enable-checking): Document 'runtime' checking.
3420 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3421 * config.in: Regenerated.
3422 * configure: Regenerated.
3424 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3426 * optabs.h (enum optab_index): Remove OTI_llrint.
3427 (llrint_optab): Remove macro.
3428 * optabs.c (init_optabs): Remove llrint_optab initialization.
3429 * genopinit.c (optabs): Remove llrint_optab implementation.
3430 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3433 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3435 PR rtl-optimization/20532
3436 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3437 overflow when adding coefficients for PLUS or MINUS.
3438 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3441 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3443 * langhooks.h (truthvalue_conversion): Remove.
3444 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3445 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3446 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3447 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3448 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3450 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3452 * params.def: Fix a typo.
3453 * config/mips/mips.c: Follow the spelling convensions.
3454 * doc/invoke.texi: Fix typos.
3456 2005-03-18 Dale Johannese <dalej@apple.com>
3458 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3460 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3462 Fix PR tree-optimization/20601
3464 * tree-ssa-pre.c (insert_aux): Add missing condition to
3467 2005-03-23 Ian Lance Taylor <ian@airs.com>
3469 * final.c (final_scan_insn): Don't remove no-op instructions.
3470 * reload1.c (reload): Remove simple no-op instructions even when
3473 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3475 PR tree-optimization/20501
3476 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3477 reporting that peeling for alignment is applied moved to...
3478 * (vect_analyze_data_refs_alignment): Here.
3480 2005-03-23 Ian Lance Taylor <ian@airs.com>
3482 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3484 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3486 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3487 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3489 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3491 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3492 imply that this is called once, independent of asms in code.
3493 Adjust to now being pased output and input lists. Mention helper
3494 function decl_overlaps_hard_reg_set_p.
3495 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3496 hook_tree_tree_identity and to take three trees, returning third.
3497 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3499 * stmt.c: include hard-reg-set.h before tree.h.
3500 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3501 (decl_conflicts_with_clobbers_p): Call
3502 decl_overlaps_hard_reg_set_p.
3503 (expand_asm_operands): Pass output and input lists in call to
3504 targetm.md_asm_clobbers.
3505 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3506 hook_tree_tree_tree_tree_3rd_identity.
3507 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3509 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3510 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3511 parameters, first two unused.
3512 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3513 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3514 in constraint letters and MOF is not mentioned as a asm-declared
3515 register in neither of the input and output lists.
3517 2005-03-23 DJ Delorie <dj@redhat.com>
3519 * optabs.c (expand_binop): Make sure the first subword's result
3522 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3524 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3525 Call c_common_truthvalue_conversion rather than
3526 lang_hooks.truthvalue_conversion.
3527 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3528 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3530 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3531 c_common_truthvalue_conversion.
3532 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3533 c_parser_conditional_expression, c_parser_binary_expression): Call
3534 c_objc_common_truthvalue_conversion.
3535 * c-typeck.c (build_unary_op): Call
3536 c_objc_common_truthvalue_conversion.
3537 (build_conditional_expr): Do not call
3538 lang_hooks.truthvalue_conversion.
3539 (build_binary_op): Call c_common_truthvalue_conversion.
3540 (c_objc_common_truthvalue_conversion): Moved from
3541 c-objc-common.c. Call default_function_array_conversion instead
3542 of default_conversion.
3544 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3546 * c-common.h (default_conversion): Remove.
3547 (perform_integral_promotions): Add.
3548 * c-tree.h (default_conversion): Add.
3549 * c-typeck.c (perform_integral_promotions): New, split out from
3551 * c-common.c (check_case_value): Use perform_integral_promotions,
3552 not default_conversion.
3553 (c_add_case_label): Don't continue processing case label after
3554 found to be pointer.
3556 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3558 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3559 the prefix list if we have already added a multilib directory
3561 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3564 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3566 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3568 * reload.h: Remove the prototype for indirect_symref_ok.
3570 * reload1.c (indirect_symref_ok): Make it global.
3571 * reload.h: Add a prototype for indirect_symref_ok.
3573 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3575 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3578 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3580 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3582 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3584 * c-opts.c (c_common_parse_file): Only start/end main source file
3585 if debug hooks says the writer wants it.
3586 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3588 (xcoff_debug_hooks): Ditto.
3589 * debug.c (do_nothing_hooks): Ditto.
3590 * debug.h (gcc_debug_hooks): Ditto.
3591 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3592 * sdbout.c (sdb_debug_hooks): Ditto.
3593 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3595 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3597 * doc/extend.texi: Deprecate C++ min/max operators.
3599 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3601 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3602 artificial original candidates.
3604 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3605 Jan Hubicka <jh@suse.cz>
3606 Steven Bosscher <stevenb@suse.de>
3608 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3609 call cost based on argument sizes.
3610 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3612 * params.def: (max-inline-inssn-single): Set to 450.
3613 (max-inline-insns-auto): Set to 90.
3614 (max-inline-insns-recursive): Set to 450
3615 (max-inline-insns-recursive-auto): Set to 450.
3616 (large-function-insns): Set to 2700.
3617 (inline-call-cost): New parameter.
3618 * tree-inline.c (estimate_move_cost): New function.
3619 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3620 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3622 * tree-inline.h (estimate_move_cost): Declare.
3623 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3624 (max-inline-insns-auto): Change default to 90.
3625 (max-inline-insns-recursive): Change default to 450
3626 (max-inline-insns-recursive-auto): Change default to 450.
3627 (large-function-insns): Change default to 2700.
3628 (inline-call-cost): Document new parameter.
3630 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3632 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3633 (TARGET_DEFAULT): Delete.
3634 * config/i860/i860.opt: New file.
3636 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3638 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3639 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3640 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3641 (frv_sched_lookahead): Delete.
3642 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3643 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3644 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3645 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3646 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3647 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3648 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3649 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3650 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3651 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3652 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3653 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3654 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3655 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3656 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3657 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3658 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3659 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3660 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3661 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3662 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3663 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3664 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3665 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3666 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3667 (frv_sched_lookahead): Delete.
3668 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3669 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3670 (frv_handle_option): New function. Move -mcpu= handling from...
3671 (frv_override_options): ...here. Remove handling of other
3673 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3674 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3675 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3676 and TARGET_NO_MULTI_CE.
3677 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3678 !TARGET_VLIW_BRANCH.
3679 * config/frv/frv.opt: New file.
3681 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3683 * fold-const.c (fold_ternary): Take decomposed arguments of
3685 (fold): Update a call to fold_ternary.
3687 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3688 * tree.h: Add corresponding prototypes.
3690 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3693 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3694 between jump table and its label.
3695 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3696 resp. ADDR_DIFF_VEC and the label preceeding it.
3697 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3698 is emitted in the right section.
3700 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3702 * fold-const.c (fold_unary, fold_binary): Update comments
3705 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3707 PR rtl-optimization/20527
3708 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3709 REG_INC note, test that the register also isn't mentioned in PRED
3712 2005-03-22 Ben Elliston <bje@au.ibm.com>
3714 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3717 2005-03-21 Mike Stump <mrs@apple.com>
3719 * varasm.c (default_assemble_visibility): Remove extra ().
3721 2005-03-21 Roger Sayle <roger@eyesopen.com>
3724 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3725 to determine whether a block can be duplicated, rather than test
3726 whether the block contains noncopyable insns ourselves.
3728 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3730 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3733 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3735 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3737 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3739 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3740 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3741 * config/fr30/fr30.opt: New file.
3743 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3745 Fix PR tree-optimization/20542
3747 * tree-flow-inline.h (overlap_subvar): Move to here.
3748 * tree-ssa-operands.c: From here.
3749 * tree-flow.h (overlap_subvar): Declare.
3750 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3751 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3752 for variables with subvars.
3754 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3757 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3758 * modulo-sched.c (const_iteration_count): Return on NULL
3760 (print_node_sched_params): Return on NULL dump_file.
3761 (generate_reg_moves): Handle reg-anti dependencies and disregard
3762 closing branch when generating register moves.
3763 (sms_schedule): Mark the SMSed block dirty.
3764 * passes.c (rest_of_handle_sms): Call update_life_info for all
3766 * testsuite/gcc.dg/20050321-1.c: New test.
3768 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3770 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3771 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3772 movqi_internal): Likewise.
3774 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3776 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3777 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3778 xtensa_b4const): Delete prototypes.
3779 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3780 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3781 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3782 xtensa_extra_constraint): New prototypes.
3783 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3784 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3785 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3786 move_operand, const_float_1_operand, fpmem_offset_operand,
3787 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3788 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3789 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3790 argument type to HOST_WIDE_INT.
3791 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3792 xtensa_mask_immediate): Likewise.
3793 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3794 Likewise. Also make these functions static.
3795 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3796 (xtensa_const_ok_for_letter_p): New.
3797 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3798 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3799 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3800 move_operand, const_float_1_operand, fpmem_offset_operand,
3801 branch_operator, ubranch_operator, boolean_operator): Move to
3803 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3804 (xtensa_mem_offset): Change return type to bool.
3805 (xtensa_extra_constraint): New.
3806 (gen_int_relational): Update type of const_range_p function pointer.
3807 Use xtensa_b4const_or_zero.
3808 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3809 xtensa_const_ok_for_letter_p. Update comments.
3810 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3811 (PREDICATE_CODES): Delete.
3812 * config/xtensa/xtensa.md: Include predicates.md.
3813 * config/xtensa/predicates.md: New file.
3815 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3817 * config/v850/v850-protos.h: Remove the prototypes for
3818 reg_or_int9_operand, reg_or_const_operand,
3819 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3820 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3821 movsi_source_operand, power_of_two_operand,
3822 not_power_of_two_operand, special_symbolref_operand,
3823 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3824 register_is_ok_for_epilogue.
3825 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3826 reg_or_int9_operand, reg_or_const_operand,
3827 call_address_operand, special_symbolref_operand,
3828 movsi_source_operand, power_of_two_operand,
3829 not_power_of_two_operand, register_is_ok_for_epilogue,
3830 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3831 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3833 * config/v850/v850.h (PREDICATE_CODES): Remove.
3834 * config/v850/v850.md: Include predicates.md.
3835 * config/v850/predicates.md: New.
3837 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3839 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3840 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3841 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3842 (itoolsdir, itoolsdatadir): Move definition above new first use.
3843 (install-itoolsdirs): New rule.
3844 (install-mkheaders): Depend on install-itoolsdirs, not
3845 install-include-dir.
3847 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3849 * tree-into-ssa.c: Remove obsolete comments.
3851 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3853 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3854 unrolling if -fpeel-loops is specified, too.
3855 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3856 Remove superfluous check for flag_unroll_loops.
3858 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3860 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3861 (lrint_optab, llrint_optab): Define corresponding macros.
3862 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3863 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3864 pattern and llrint_optab using llrintdi2 patterns.
3865 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3866 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3867 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3868 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3869 flag_unsafe_math_optimizations is set.
3871 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3873 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3874 simplify_logical, if_then_else_cond, known_cond,
3875 simplify_comparison): Adjust calls to reverse_comparison.
3876 Don't use combine_reversed_comparison_code).
3877 (combine_reversed_comparison_code): Remove.
3878 (reversed_comparison): Using reversed_comparison_code, move it...
3879 * jump.c (reversed_comparison): ... here.
3880 * rtl.h (reversed_comparison): Add prototype.
3882 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3884 * builtins.c (fold_builtin): Take decomposed arguments of
3886 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3887 * gimplify.c (gimplify_call_expr): Likewise.
3888 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3889 * tree.h: Update the prototype of fold_builtin.
3891 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3893 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3894 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3895 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3896 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3897 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3899 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3901 * builtins.c (fold_builtin_1): Take decomposed arguments of
3903 (fold_builtin): Update a call to fold_builtin_1.
3905 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3908 * gcov.c (output_lines): Only output function block summary when
3909 outputting branch information.
3910 * doc/gcov.texi: Document format of preamble and additional block
3913 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3915 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3916 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3917 the defaults false if BITS_PER_UNIT != 8.
3918 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3919 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3920 than BITS_PER_UNIT != 8.
3921 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3922 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3923 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3925 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3926 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3928 2005-03-20 Roger Sayle <roger@eyesopen.com>
3931 * fold-const.c (fold_binary): Fix type mismatch between
3932 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3933 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3934 for non-truth-valued expressions.
3936 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3937 and FUNCTION_DECL in the main switch.
3938 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3939 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3940 we also need to convert their operands to match.
3941 <TRUTH_NOT_EXPR>: Likewise.
3943 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
3945 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
3946 diagnostic without checking whether an lvalue.
3947 * c-common.h (lvalue_p): Remove.
3948 (enum lvalue_use): Update comment.
3949 (lvalue_or_else): Replace by lvalue_error.
3950 * c-typeck.c (lvalue_p): Make static.
3951 (lvalue_or_else): New. Call lvalue_error.
3953 2005-03-21 Alan Modra <amodra@bigpond.net.au>
3955 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
3956 (function_arg_advance): Use rs6000_parm_start.
3957 (function_arg, rs6000_arg_partial_bytes): Likewise.
3959 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
3961 * c-common.c (check_case_value): Adjust comment about stripping
3963 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
3964 * c-typeck.c (default_conversion, convert_arguments,
3965 build_modify_expr, convert_for_assignment, store_init_value,
3966 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
3967 manually. Remove inaccurate comments.
3969 2005-03-20 Roger Sayle <roger@eyesopen.com>
3970 Joseph S. Myers <joseph@codesourcery.com>
3972 * varasm.c (do_assemble_alias): Restore comment describing function.
3973 Annotate the target parameter as potentially unused.
3975 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
3978 * config/avr/avr.c (avr_output_function_prologue): Do not use
3979 current_function_name() in a label, use a local label instead.
3981 2005-03-20 David Edelsohn <edelsohn@gnu.org>
3983 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
3984 flag_finite_math_only, not flag_unsafe_math_optimizations.
3986 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
3988 * builtins.c (fold_builtin_1): Update a call to
3989 targetm.fold_builtin.
3990 * hooks.c (hook_tree_tree_bool_null): Rename to
3991 hook_tree_tree_tree_bool_null. Take one more argument of type
3993 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
3994 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
3995 hook_tree_tree_tree_bool_null.
3996 * target.h (gcc_target): Update the prototype of fold_builtin.
3997 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
3998 arguments of CALL_EXPR.
3999 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4002 2005-03-20 Jan Hubicka <jh@suse.cz>
4004 * cgraph.h (cgraph_node): Add prev_clone pointer.
4005 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4006 (cgraph_clone_node): Produce doubly linked chain.
4008 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4010 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4011 get_nonnull_operand, handle_sentinel_attribute,
4012 check_function_arguments_recurse): Do not strip NOPS from
4014 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4016 * c-format.c (get_constant): Likewise.
4017 * c-parser.c (c_parser_postfix_expression): Likewise.
4018 * c-typeck.c (set_init_index): Likewise.
4019 (convert_arguments): Don't check for NOP_EXPR containing integer
4022 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4024 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4025 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4026 Take decomposed arguments of CALL_EXPR.
4027 (fold_builtin_1): Update calls to the functions mentioned
4030 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4032 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4033 width to have integer type.
4034 (build_enumerator): Require enumerator value to have integer type.
4036 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4038 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4041 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4043 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4044 std=iso9899:199x): Correct descriptions.
4046 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4048 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4051 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4053 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4055 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4056 fold_builtin_memcpy.
4058 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4059 arguments of CALL_EXPR.
4060 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4061 fold_builtin_found, fold_builtin_1): Update calls to
4062 fold_trunc_transparent_mathfn.
4064 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4067 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4068 function pointers on targets that require function pointer
4070 (fold_sign_changed_comparison): Likewise.
4072 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4074 * combine.c (try_combine): When changing the mode of a hard reg, make
4075 sure that doing so is valid.
4077 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4079 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4080 (TARGET_HANDLE_OPTION): Override default.
4081 (avr_handle_option): New function.
4082 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4083 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4084 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4085 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4086 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4087 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4088 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4089 (TARGET_OPTIONS): Delete.
4090 * config/avr/avr.opt: New file.
4092 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4094 * config/m32r/m32r-protos.h: Remove the prototypes for
4095 call_address_operand, symbolic_operand, seth_add3_operand,
4096 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4097 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4098 two_insn_const_operand, move_src_operand,
4099 move_double_src_operand, move_dest_operand,
4100 eqne_comparison_operator, signed_comparison_operator,
4101 large_insn_p, conditional_move_operand, carry_compare_operand,
4102 m32r_block_immediate_operand, extend_operand,
4103 reg_or_eq_int16_operand, int8_operand, and
4104 reg_or_zero_operand.
4105 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4106 seth_add3_operand, int8_operand, cmp_int16_operand,
4107 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4108 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4109 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4110 move_double_src_operand, move_dest_operand,
4111 eqne_comparison_operator, signed_comparison_operator,
4112 extend_operand, small_insn_p, large_insn_p,
4113 conditional_move_operand, carry_compare_operand,
4114 m32r_block_immediate_operand): Move to predicates.md.
4115 (MAX_MOVE_BYTES): Move to m32r.h.
4116 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4117 * config/m32r/m32r.md: Include predicates.md.
4118 * config/m32r/predicates.md: New.
4120 2005-03-18 James E Wilson <wilson@specifixinc.com>
4123 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4126 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4128 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4129 call_address_operand, const_8bit_operand.
4130 * config/mn10300/mn10300.c (call_address_operand,
4131 const_8bit_operand, const_1f_operand): Move to predicates.md.
4132 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4133 * config/mn10300/mn10300.md: Include predicates.md.
4134 * config/mn10300/predicates.md: New.
4136 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4138 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4139 declarations in diagnostics and %E for identifiers, not %s.
4141 2005-03-18 Jan Hubicka <jh@suse.cz>
4142 Dale Johannesen <dalej@apple.com>
4144 * basic-block.h (scale_bbs_frequencies_int,
4145 scale_bbs_frequencies_gcov_type): Declare.
4146 * cfg.c (RDIV): New macro.
4147 (update_bb_frequency_for_threading): Fix.
4148 * basic-block.h (scale_bbs_frequencies_int,
4149 scale_bbs_frequencies_gcov_type): New.
4150 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4151 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4152 scale_bbs_frequencies_int.
4153 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4155 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4157 * config/m32r/m32r-protos.h: Remove the prototypes for
4158 call_address_operand, symbolic_operand, seth_add3_operand,
4159 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4160 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4161 two_insn_const_operand, move_src_operand,
4162 move_double_src_operand, move_dest_operand,
4163 eqne_comparison_operator, signed_comparison_operator,
4164 large_insn_p, conditional_move_operand, carry_compare_operand,
4165 m32r_block_immediate_operand, extend_operand,
4166 reg_or_eq_int16_operand, int8_operand, and
4167 reg_or_zero_operand.
4168 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4169 seth_add3_operand, int8_operand, cmp_int16_operand,
4170 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4171 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4172 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4173 move_double_src_operand, move_dest_operand,
4174 eqne_comparison_operator, signed_comparison_operator,
4175 extend_operand, small_insn_p, large_insn_p,
4176 conditional_move_operand, carry_compare_operand,
4177 m32r_block_immediate_operand): Move to predicates.md.
4178 (MAX_MOVE_BYTES): Move to m32r.h.
4179 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4180 * config/m32r/m32r.md: Include predicates.md.
4181 * config/m32r/predicates.md: New.
4183 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4185 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4186 symbolic_operand, symbolic_memory_operand,
4187 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4188 indexed_memory_operand, move_dest_operand, move_src_operand,
4189 prefetch_cc_operand, prefetch_nocc_operand,
4190 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4191 arith_operand, arith11_operand, pre_cint_operand,
4192 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4193 ireg_operand, int5_operand, uint5_operand, int11_operand,
4194 uint32_operand, arith5_operand, and_operand, ior_operand,
4195 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4196 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4197 shadd_operand, movb_comparison_operator,
4198 cmpib_comparison_operator): Move to predicates.md.
4199 (magic_milli, shadd_constant_p): Make it extern.
4200 * config/pa/pa.h (PREDICATE_CODES): Remove.
4201 * config/pa/pa.md: Include predicates.md.
4202 * config/pa/predicates.md: New.
4204 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4207 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4209 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4210 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4211 config/alpha/freebsd.h, config/alpha/linux.h,
4212 config/alpha/netbsd.h, config/alpha/osf5.h,
4213 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4214 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4215 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4216 doc/cppopts.texi: Update copyright.
4218 2005-03-18 Jan Hubicka <jh@suse.cz>
4221 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4223 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4226 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4228 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4231 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4233 * combine.c (gen_binary): Remove.
4234 (known_cond, simplify_shift_const, find_split_point,
4235 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4236 simplify_logical, expand_field_assignment, extract_left_shift,
4237 force_to_mode, if_then_else_cond, apply_distributive_law,
4238 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4239 simplify_comparison, reversed_comparison): Replace with
4240 simplify_gen_binary, simplify_gen_relational or
4241 distribute_and_simplify_rtx.
4242 (distribute_and_simplify_rtx): New function.
4244 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4245 Paolo Bonzini <gcc.gnu.org>
4247 * calls.c (setjmp_call_p, special_function_p): Update comments
4248 at the head of the functions.
4250 2005-03-18 Jan Hubicka <jh@suse.cz>
4252 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4254 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4255 function body should be released; do not proactively release function
4256 bodies in non-unit-at-a-time mode.
4258 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4260 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4261 mno-fp-ret-in-387 multilib variants.
4263 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4265 * common.opt (m): Remove.
4266 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4268 (common_handle_option): Remove OPT_m case.
4270 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4272 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4274 (fold_builtin_1): Update a call to fold_builtin_bitop.
4276 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4278 (fold_builtin_1): Update a call to fold_builtin_signbit.
4280 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4282 PR tree-optimization/20474
4283 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4284 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4286 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4288 * config/h8300/h8300-protos.h: Remove prototypes for
4289 general_operand_src, general_operand_dst, 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, bit_operator,
4296 nshift_operator, eqne_operator, gtle_operator,
4297 gtuleu_operator, iorxor_operator.
4298 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4299 h8300_ldm_stm_parallel.
4300 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4302 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4303 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4304 (h8300_ldm_stm_parallel): Make it extern.
4305 (h8300_ldm_parallel, h8300_stm_parallel,
4306 h8300_return_parallel, general_operand_src,
4307 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4308 nibble_operand, reg_or_nibble_operand, single_one_operand,
4309 single_zero_operand, call_insn_operand,
4310 two_insn_adds_subs_operand, small_call_insn_operand,
4311 jump_address_operand, bit_operand, bit_memory_operand,
4312 stack_pointer_operand, const_int_gt_2_operand,
4313 const_int_ge_8_operand, const_int_qi_operand,
4314 const_int_hi_operand, incdec_operand, eqne_operator,
4315 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4316 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4317 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4318 nshift_operator): Move to predicates.md.
4319 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4320 * config/h8300/h8300.md: Include predicates.md.
4321 * config/h8300/predicates.md: New.
4323 2005-03-17 Richard Henderson <rth@redhat.com>
4325 * config.gcc (ia64*-*-hpux*): Add extra_options.
4326 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4327 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4328 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4329 (ia64_tls_size_string, ia64_tune_string): Remove.
4330 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4331 (TARGET_DEFAULT_TARGET_FLAGS): New.
4332 (TARGET_HANDLE_OPTION): New.
4333 (ia64_override_options): Move options parsing ...
4334 (ia64_handle_option): ... here. New.
4335 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4336 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4337 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4338 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4339 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4340 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4341 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4342 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4343 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4344 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4345 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4346 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4347 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4348 TARGET_EARLY_STOP_BITS): Remove.
4349 (TARGET_ILP32): Default false.
4350 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4351 (enum ia64_inline_type): New.
4352 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4353 * config/ia64/ia64.md: Update for new definitions of
4354 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4355 * config/ia64/ia64.opt: New file.
4356 * config/ia64/ilp32.opt: New file.
4358 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4361 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4363 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4365 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4366 instead of MASK_H8300S.
4367 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4368 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4369 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4370 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4371 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4372 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4373 TARGET_SWITCHES): Remove.
4374 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4376 * config/h8300/h8300.opt: New.
4378 * config/alpha/alpha.opt, config/arc/arc.opt,
4379 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4382 2005-03-17 Ian Lance Taylor <ian@airs.com>
4386 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4388 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4389 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4390 (TARGET_HANDLE_OPTION): Override default.
4391 (arc_handle_option): New function.
4392 (arc_init): Remove code to set arch_cpu_string.
4393 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4394 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4395 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4396 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4397 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4398 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4399 (arc_rodata_string, TARGET_OPTIONS): Delete.
4400 * config/arc/arc.opt: New file.
4402 2005-03-17 Richard Henderson <rth@redhat.com>
4404 * doc/extend.texi (Weak Pragmas): New section.
4405 (attribute alias): Clarify that target must be in the same
4408 2005-03-17 Richard Henderson <rth@redhat.com>
4410 * config/alpha/alpha.opt: New file.
4411 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4413 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4414 alpha_fprm_string, alpha_fptm_string): Make static.
4415 (alpha_tls_size_string): Remove.
4416 (alpha_handle_option): New.
4417 (override_options): Update for alpha_cpu/alpha_tune split.
4418 (alpha_file_start): Likewise.
4419 (TARGET_DEFAULT_TARGET_FLAGS): New.
4420 (TARGET_HANDLE_OPTION): New.
4421 * config/alpha/alpha.h (alpha_tune): Declare.
4422 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4423 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4424 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4425 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4426 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4427 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4428 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4429 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4430 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4431 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4432 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4433 (TARGET_DEFAULT): Remove MASK_FP.
4434 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4435 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4436 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4437 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4438 alpha_tls_size_string): Remove.
4439 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4440 (attribute tune): Rename from attribute cpu.
4441 * config/alpha/ev4.md: Update to match.
4442 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4443 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4444 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4445 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4446 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4447 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4449 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4451 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4452 and return without creating new state if before_nops_num is nonzero.
4453 * config/ia64/ia64.md (first_insn): New attribute.
4454 (alloc): Set it to yes.
4456 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4458 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4459 STMT_VINFO_SUBVARS to NULL.
4460 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4462 2005-03-16 Dale Johannesen <dalej@apple.com>
4464 * rtlanal.c (find_first_parameter_load): Rewrite to
4465 return actual first param load or the call if none,
4466 instead of first in block, when not all loads exist.
4468 2005-03-16 Roger Sayle <roger@eyesopen.com>
4470 * optabs.c (expand_copysign_absneg): Make static.
4471 * optabs.h (expand_copysign_absneg): Delete prototype.
4472 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4474 2005-03-16 Richard Henderson <rth@redhat.com>
4477 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4478 (alias_pairs): Rename from output_defs.
4479 (find_decl_and_mark_needed): Split out from assemble_alias.
4480 (do_assemble_alias): New.
4481 (assemble_output_def): Remove.
4482 (finish_aliases_1, finish_aliases_2): New.
4483 (process_pending_assemble_output_defs): Remove.
4484 (assemble_alias): Defer aliases for which we don't yet have a
4485 non-external decl for the target symbol.
4486 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4487 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4488 * toplev.c (compile_file): Use finish_aliases_2 instead of
4489 process_pending_assemble_output_defs.
4490 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4491 (process_pending_assemble_output_defs): Remove.
4493 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4495 Fix PR tree-optimization/20489
4497 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4498 for empty structures.
4500 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4502 Fix PR tree-optimization/20490
4504 * tree-ssa-pre.c (create_expression_by_pieces): Use
4505 force_gimple_operand on result of fold.
4507 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4509 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4510 of closing parenthesis.
4512 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4514 * builtins.c (expand_movstr): Update a call to
4515 fold_builtin_strcpy.
4516 (expand_builtin_strncpy): Update a call to
4517 fold_builtin_strncpy.
4518 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4519 arguments of CALL_EXPR.
4520 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4521 fold_builtin_strncpy.
4522 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4523 * tree.h: Update the prototypes of fold_builtin_strcpy and
4524 fold_builtin_strncpy.
4526 2005-03-16 Steven Bosscher <stevenb@suse.de>
4527 Dorit Naishlos <dorit@il.ibm.com>
4529 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4530 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4533 2005-03-16 Steven Bosscher <stevenb@suse.de>
4535 * tree-inline.c (walk_type_fields, walk_tree,
4536 walk_tree_without_duplicates): Move from here...
4537 * tree.c: ...to here.
4539 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4541 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4542 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4543 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4544 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4545 (version): Define using $(BASEVER_c).
4546 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4548 (version.o): Depend on version files; add custom generation command.
4549 (prefix.o): Define BASEVER on command line.
4550 (s-iov): Depend on version files; adjust command.
4551 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4553 (gcc-vers.texi): New rule.
4554 (doc/%.info, doc/%.dvi): Add -I . to command line.
4555 (doc/gccinstall.dvi): Likewise.
4556 (PACKAGE): Delete. All uses replaced with "gcc".
4557 * aclocal.m4: Do not include gcc-version.m4.
4558 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4559 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4560 Set is_release based on contents of DEV-PHASE.
4561 Set gcc_version based on contents of BASE-VER.
4562 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4563 * config.in, configure: Regenerate.
4564 * gccbug.in: Determine version of GCC in use at runtime.
4565 * gcov-iov.c: Get version number and development phase from
4566 command line, not by including version.c.
4567 * intl.c: Replace all uses of PACKAGE with "gcc".
4568 * libada-mk.in: Delete unused "gcc_version" variable.
4569 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4570 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4571 commentary to match.
4572 (version_string): Put together from pieces.
4573 * config/alpha/x-vms: Do not use $(gcc_version).
4574 * config/i386/t-nwld: Likewise.
4575 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4576 version-GCC and DEVELOPMENT.
4578 2005-03-15 Roger Sayle <roger@eyesopen.com>
4580 PR tree-optimization/17454
4581 * tree.c (tree_size): Add case for TREE_BINFO.
4582 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4583 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4585 2005-03-15 Roger Sayle <roger@eyesopen.com>
4587 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4588 op1 whilst expanding the signed widenening multiply variant.
4590 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4592 * toplev.c (display_target_options): Avoid unused variable warning if
4593 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4594 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4595 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4596 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4597 (mips_isa_info): New variable.
4598 (mips_parse_cpu): Remove the first argument and leave the caller
4600 (TARGET_HANDLE_OPTION): Override default.
4601 (mips_handle_option): New function. Move option validation code from...
4602 (override_options): ...here. Update calls to mips_parse_cpu.
4603 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4604 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4605 (SUBTARGET_TARGET_OPTIONS): Delete.
4606 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4607 (mno-flush-func, mtune=): New options.
4609 2005-03-15 Roger Sayle <roger@eyesopen.com>
4610 Richard Henderson <rth@redhat.com>
4612 * real.c (c4x_single_format, c4x_extended_format): Provide values
4613 for signbit_ro for c4x's single and extended floating point formats.
4614 * optabs.c (expand_copysign): Use the floating point format's
4615 signbit_ro for expanding via expand_copysign_absneg, and it's
4616 signbit_rw field for expanding via expand_copysign_bit.
4618 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4620 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4621 known_alignment_for_access_p.
4622 (known_alignment_for_access_p): New.
4623 (do_peeling_for_alignment): Field made int instead of bool and renamed
4624 to peeling_for_alignment.
4625 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4626 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4627 functionality used to be in vect_analyze_operations.
4628 (vect_analyze_operations): Code to determine vectorization factor was
4629 moved to vect_determine_vectorization_factor.
4630 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4631 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4633 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4634 be part of vect_analyze_operations).
4635 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4636 creating the guard condition, as the number of iterations may be
4638 (slpeel_tree_peel_loop_to_edge): Use new name of
4639 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4640 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4641 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4642 (vect_do_peeling_for_alignment): Use fold.
4643 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4645 (vect_update_inits_of_dr): Renamed to
4646 vect_update_init_of_dr.
4647 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4648 (vectorizable_store): Fix assertion to use == instead of =.
4650 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4652 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4653 call_used_regs for wCG registers.
4655 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4657 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4658 for non-offsettable memory references to cope with outstanding reload
4659 replacements, take 2.
4661 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4664 * config/i386/i386.h (x86_fisttp): New.
4665 (TARGET_FISTTP): New macro.
4666 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4667 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4668 instruction when fisttp flag is set.
4669 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4671 * config/i386/i386.md (type attribute): Add fisttp.
4672 (unit attribute): Set to i387 for fisttp type.
4673 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4674 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4676 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4677 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4679 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4680 patterns for TARGET_FISTTP. Enable patterns for
4681 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4682 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4683 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4684 implement fisttp x87 insn.
4685 (fix_trunc*_i387_fisttp splitters): New patterns.
4686 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4687 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4688 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4690 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4691 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4692 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4693 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4694 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4695 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4696 Disable patterns for TARGET_FISTTP.
4697 (fix_trunc*_i387 splitters): Implement usign mode macros.
4698 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4699 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4700 (fix_trunx*_sse peephole2s): Implement using mode macros.
4702 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4704 PR rtl-optimization/20291
4705 * combine.c (try_combine): If splitting fails, re-try with
4706 original combined pattern, i.e. before clobber stripping.
4708 2005-03-14 Eric Christopher <echristo@redhat.com>
4710 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4711 STACK_GROWS_DOWNWARD.
4713 2005-03-14 Roger Sayle <roger@eyesopen.com>
4715 * real.h (struct real_format): Split the signbit field into two
4716 two fields, signbit_ro and signbit_rw.
4717 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4718 mips_double_format, ieee_extended_motorola_format,
4719 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4720 ieee_extended_intel_128_format, ibm_extended_format,
4721 mips_extended_format, ieee_quad_format, mips_quad_format,
4722 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4723 i370_double_format, c4x_single_format, c4x_extended_format,
4724 real_internal_format): Update initializers for new field.
4725 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4726 real_format structure.
4727 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4728 field of the real_format structure.
4730 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4732 Fix PR tree-optimization/20458
4734 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4735 DECL_EXTERNAL on STRUCT_FIELD tags.
4736 (clear_call_clobbered): Ditto.
4737 * tree-ssa-operands.c (note_addressable): Make sure the original
4738 variable doesn't slip into the addressable list if we have
4740 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4743 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4745 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4746 (-fwide-exec-charset): Likewise.
4747 (-finput-charset): Likewise.
4748 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4749 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4750 * c.opt (Wnormalized): New.
4752 2005-03-14 Devang Patel <dpatel@apple.com>
4754 * doc/invoke.texi: Add reference to Visibility document.
4756 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4758 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4759 MASK_SPLIT_ADDRESSES.
4760 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4761 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4762 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4763 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4764 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4765 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4766 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4767 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4768 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4769 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4770 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4771 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4772 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4773 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4774 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4775 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4776 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4777 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4778 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4779 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4780 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4781 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4782 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4783 (TARGET_EXPLICIT_RELOCS): Delete.
4784 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4785 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4786 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4787 (override_options): Set MASK_LONG64 if -mint64 is given and no
4788 -mlongXX option is. Complain about -mint64 -mlong32.
4789 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4790 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4791 * config/mips/mips.opt: New file.
4793 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4795 * config.gcc (extra_options): New variable for listing option files.
4796 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4797 * configure.ac (extra_opt_files): New AC_SUBST variable.
4798 (tm_file_list, tm_include_list): Include options.h first.
4799 * configure: Regenerate.
4800 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4801 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4802 (s-options-h): New rule.
4803 (options.h): Depend on it.
4804 (TEXI_GCCINT_FILES): Add options.texi.
4805 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4806 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4807 * target.h (gcc_target): Add default_target_flags and handle_option.
4808 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4809 (TARGET_HANDLE_OPTION): New macros.
4810 (TARGET_INITIALIZER): Include them.
4811 * opt-functions.awk (opt_args, nth_arg): New functions.
4812 (switch_flags): Handle the "Target" flag.
4814 (var_name): Use opt_args and nth_arg.
4815 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4816 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4817 macros for the "Mask" and "InverseMask" options.
4818 * opts.h (cl_var_cond): New enum.
4819 (cl_option): Replace the "has_set_value" and "set_value" fields with
4820 "var_cond" and "var_value".
4821 (CL_TARGET): New macro.
4822 (option_enabled, print_filtered_help): Declare.
4823 (decode_options): Move definition.
4824 * opts.c (handle_option): Search for the original option before
4825 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4826 var_cond and var_value fields. Use targetm.handle_option to handle
4828 (decode_options): Set target_flags to targetm.default_target_flags.
4829 (print_filtered_help): Make global. Handle CL_TARGET.
4830 (option_enabled): New function.
4831 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4832 (display_target_options, set_target_switch, print_switch_values)
4833 (default_pch_valid_p): Guard uses of target_switches with
4834 #ifdef TARGET_SWITCHES. Also...
4835 (display_target_options): Display the CL_TARGET entries in cl_options.
4836 (set_target_option): Don't complain about the "" option when
4837 TARGET_SWITCHES is undefined.
4838 (print_switch_values): Use option_enabled.
4839 (default_pch_valid_p): Check cl_options[] when looking for something
4840 that has changed the value of target_flags.
4841 * c.opt: Remove documentation from top of file.
4842 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4843 * doc/sourecebuild.texi: Refer to the new options documentation
4844 instead of c.opt. Document machine-specific .opt files.
4845 * doc/tm.texi (target_flags): Say that this variable is declared
4847 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4848 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4850 * doc/options.texi: New file.
4852 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4855 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4858 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4861 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4862 temporary variable of pointer type if an lvalues is required.
4863 (gimplify_modify_expr_rhs): Request an rvalue from it.
4864 (gimplify_expr): Pass fallback on.
4866 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4868 * cfgbuild.c: Update comments.
4870 2005-03-14 Roger Sayle <roger@eyesopen.com>
4872 PR rtl-optimization/17236
4873 * optabs.c (expand_doubleword_mult): New helper function split out
4874 from expand_binop. Permute the order in which instructions are
4875 emitted to minimize the number of simultaneously live registers.
4876 (expand_binop): Call expand_doubleword_mult to synthesize a double
4877 word multiplication.
4879 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4881 * basic-block.h: Update the prototypes of cached_make_edge and
4883 * cfg.c (cached_make_edge): Take edge_cache representing one
4884 row of the adjacency matrix of edges.
4885 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4886 (make_edges): Initialize edge_cache to represent one row of
4887 the adjacency matrix of edges.
4889 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4891 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4893 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4894 Remove unused removed_phis variable.
4895 (conditional_replacement): Use build1/build2.
4896 (abs_replacement): Use last_and_only_stmt and build1/build2.
4898 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4900 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4901 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4902 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4903 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4904 * c-common.c (handle_novops_attribute): New function.
4905 (c_common_attribute_table): Add "no vops" entry.
4906 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4907 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4908 * tree-ssa-operands.c (get_call_expr_operands): Do not
4909 create virtual operands for calls with ECF_NOVOPS flag.
4910 * tree.h (DECL_IS_NOVOPS): New macro.
4911 (struct tree_decl): Add novops_flag.
4912 (ECF_NOVOPS): New constant.
4914 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4917 * config/i386/i386.c (x86_use_himode_fiop): New.
4918 (x86_use_simode_fiop): Rename from x86_use_fiop.
4919 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4920 (TARGET_USE_HIMODE_FIOP): New.
4921 (x86_use_simode_fiop): Rename from x86_use_fiop.
4922 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4924 * config/i386/i386.md (X87MODEI12): New mode macro define.
4925 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4926 to implement x87 FP compare with HImode input operands.
4927 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4928 Use X87MODEI12 mode macro to handle HImode input operands.
4929 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4930 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4931 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4932 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4933 macro to implement x87 operators with HImode input operands.
4934 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4937 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4939 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4941 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4942 constants invariant.
4944 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4946 * basic-block.h (BB_VISITED): Removed.
4947 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
4949 2005-03-14 Falk Hueffner <falk@debian.org>
4952 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
4954 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4956 * ggc-zone.c: Fix comment typos.
4958 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
4959 stringpool.c, config/mips/mips-protos.h: Update copyright.
4961 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4963 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
4964 throughout with its typedef, "rtx".
4965 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
4966 (rs6000_tls_symbol_ref_1): Remove inline keyword.
4967 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
4968 regs in comment to match code.
4970 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4972 * except.c (check_handled): Make it static.
4973 * except.h: Remove the corresponding prototype.
4975 * function.c (get_func_frame_size): Make it static.
4976 * function.h: Remove the corresponding type.
4978 * regclass.c (reg_class_superclasses, reg_class_subclasses):
4980 * hard-reg-set.h: Remove the corresponding declarations.
4982 * tree-cfg.c (verify_stmts): Check that
4983 bb_for_stmt (stmt) == bb for every PHI node and statement.
4985 2005-03-14 Alan Modra <amodra@bigpond.net.au>
4987 * config.gcc: Remove excess indentation.
4988 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
4990 2005-03-13 Roger Sayle <roger@eyesopen.com>
4993 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
4994 * fold-const.c (fold_sign_changed_comparison): Likewise.
4995 (fold_binary): Optimize comparisons against widened operands if
4996 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
4998 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5000 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5001 (sparc_override_options): Initialize it.
5002 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5004 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5006 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5007 (reg_or_none500mem_operand): New predicate.
5008 (zero_reg_mem_operand): New predicate.
5009 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5010 to reg_or_none500mem_operand.
5011 (extendsfdf2_fpr): Add MEM alternative.
5012 (extenddftf2_internal): Change operand2 predicate to
5013 zero_reg_mem_operand.
5015 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5017 * ggc-zone.c: Rewritten.
5019 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5021 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5022 * config.in: Regenerated.
5023 * configure: Regenerated.
5024 * gengtype.c (write_types_process_field, write_func_for_structure):
5025 Pass new argument to gt_pch_note_object.
5026 * ggc-common.c (struct ptr_data): Add TYPE.
5027 (gt_pch_note_object): Take TYPE argument and save it.
5028 (call_count): Update call to ggc_pch_count_object.
5029 (call_alloc): Update call to ggc_pch_alloc_object.
5030 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5032 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5033 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5034 (ggc_alloc_zone_stat): Delete.
5035 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5036 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5037 (ggc_pch_alloc_object): Update prototypes.
5038 (garbage_zone): Delete.
5039 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5040 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5042 (tree_id_zone): New variable.
5043 (ggc_alloc_cleared_zone): Remove unused.
5044 (ggc_alloc_zone): Define.
5045 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5046 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5047 ggc_alloc_zone_stat.
5048 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5049 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5050 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5051 (make_node_stat): Likewise. Use tree_id_zone.
5053 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5054 Joseph S. Myers <joseph@codesourcery.com>
5056 * configure.ac: Check for MIPS TLS.
5057 * configure: Regenerated.
5058 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5059 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5060 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5061 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5062 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5063 (mips_classify_symbol, mips_symbolic_constant_p)
5064 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5065 (mips_tls_operand_p, mips_call_tls_get_addr)
5066 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5067 (mips_tls_symbol_ref_1): New functions.
5068 (mips_legitimize_address, mips_legitimize_const_move): Call
5069 mips_legitimize_tls_address.
5070 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5072 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5073 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5074 (mips_char_to_class): Document V1_REG.
5075 (HAVE_AS_TLS): Provide default.
5076 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5078 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5080 (tls_get_tp_<mode>): New instruction.
5082 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5084 * configure.ac: Update checks for target tools.
5085 * configure: Regenerated.
5087 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5089 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5091 2005-03-13 Roger Sayle <roger@eyesopen.com>
5093 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5094 more classes of DImode multiplication by constant. Allow both
5095 multiplication by small negative constants (by performing a
5096 multiplication by a positive constant and negating the result) and
5097 multiplications by large powers of two, by using a left shift.
5099 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5101 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5102 of basic blocks into work_stack.
5104 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5105 config/mips/vr.h: Update copyright.
5107 * c-decl.c (c_init_decl_processing): Remove useless calls to
5108 build_function_type.
5110 * builtins.c (fold_trunc_transparent_mathfn,
5111 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5112 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5113 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5114 fold_builtin_strcpy, fold_builtin_strncpy,
5115 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5118 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5121 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5122 variable determinant.
5124 * tree-cfg.c (group_case_labels): Remove local variable type.
5126 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5129 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5132 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5135 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5136 (*movmemqi_insn): Delete.
5137 (*movmemhi): Delete.
5139 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5141 * builtins.c (fold_builtin_classify): Take decomposed
5142 arguments of CALL_EXPR.
5143 (fold_builtin_1): Update a call to fold_builtin_classify.
5145 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5148 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5149 through into call to parser_xref_tag after parse error.
5150 (c_parser_struct_declaration): Consistently return NULL_TREE on
5153 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5155 * tree-flow-inline.h (ref_contains_array_ref): New function.
5156 (lookup_subvars_for_var): Ditto.
5157 (get_subvars_for_var): Ditto.
5158 (var_can_have_subvars): Ditto.
5160 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5161 (struct subvar): New type.
5163 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5165 * tree-optimize.c (init_tree_optimization_passes): Call
5166 pass_create_structure_vars.
5168 * tree-ssa-alias.c: Include vec.h.
5169 (init_alias_info): Don't auto-clear call clobbered on struct-field
5171 (compute_flow_insensitive_aliasing): Handle subvars.
5172 (group_aliases): Handle STRUCT_FIELD aliases.
5173 (setup_pointers_and_addressables): Ditto.
5174 Don't mark variables non-addressable if they still have
5175 addressable subvars.
5176 Also mark subvars addressable when the real variable is marked
5178 (add_pointed_to_var): Try to prune the pointed-to set by only
5179 pointing to subvars when possible.
5180 Otherwise, make sure we set addresses_needed and pt_vars to
5181 properly include subvars.
5182 (bitpos_of_field): New function.
5183 (push_fields_onto_fieldstack): Ditto.
5184 (get_or_create_used_part_for): Ditto.
5185 (create_overlap_variables_for): Ditto.
5186 (find_used_portions): Ditto.
5187 (create_structure_vars): Ditto.
5188 (pass_create_structure_vars): New structure.
5190 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5191 (get_expr_operands): Handle subvars. Also try to turn
5192 COMPONENT_REF accesses into must-defs now that we can accurately
5194 (note_addressable): Try to only mark as addressable those subvars
5195 we know a COMPONENT_REF touches.
5196 (overlap_subvar): New function.
5198 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5199 Handle subvar storing.
5200 (vect_address_analysis): Update caller of vect_object_analysis.
5202 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5204 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5205 (STMT_VINFO_SUBVARS): New macro.
5207 * common.opts: add flag_tree_salias.
5209 * opts.c (decode_options): flag_tree_salias defaults to on.
5211 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5213 * doc/tree-ssa.texi: Document structural alias analysis.
5215 2005-03-12 Steven Bosscher <stevenb@suse.de>
5217 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5218 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5219 * tree-ssa-operands.c (get_expr_operands): Likewise.
5220 (get_expr_operands): Likewise for ERROR_MARK.
5222 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5224 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5227 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5230 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5231 (mark_operand_necessary): Remove local variable ver.
5233 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5234 variable prefix_len.
5236 * value-prof.c (mod_subtract_transform): Remove local variable
5239 * builtins.c (fold_builtin_exponent): Take decomposed
5240 arguments of CALL_EXPR.
5241 (fold_builtin_1): Update a call to fold_builtin_exponent.
5243 * builtins.c (fold_builtin_logarithm): Take decomposed
5244 arguments of CALL_EXPR.
5245 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5247 * c-decl.c (c_init_decl_processing): Remove local variables
5248 ptr_ftype_void and ptr_ftype_ptr.
5250 * gimplify.c (gimplify_expr): Remove local variables r0 and
5253 * reg-stack.c (move_for_stack_reg): Remove local variable
5255 (compare_for_stack_reg): Remove local variable flags_user.
5256 (convert_regs_1): Remove local variable deleted.
5258 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5260 (combine_blocks): Remove local variables exits and new_e.
5262 * tree-inline.c (expand_call_inline): Remove local variable
5265 * tree-ssa-live.c (create_ssa_var_map,
5266 calculate_live_on_entry): Remove local variable snn.
5268 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5270 * c-lex.c (c_lex_with_flags): Add parameter to call to
5273 2005-03-11 Per Bothner <per@bothner.com>
5275 * c-tree.h (struct c_declarator): New id_loc field.
5276 * c-pragma.h (c_lex_with_flags): Take position reference.
5277 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5278 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5279 (c_lex): Pass dummy location to c_lex_with_flags.
5280 * c-parser.c (c_lex_one_token): Set c_token's location using
5281 c_lex_with_flags, instead of input_location, which might be "ahead".
5282 (c_parser_direct_declarator): Set declarator's id_loc from
5284 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5285 declarator's id_loc, rather than probably-imprecise input_location.
5286 (build_id_declarator): Initialize c_declarator's id_loc field.
5288 2005-03-11 Roger Sayle <roger@eyesopen.com>
5291 * builtins.c (expand_builtin_signbit): Force the signbit's word
5292 into an integer register to avoid SUBREGs of floating point modes.
5294 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5296 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5297 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5298 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5299 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5301 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5303 PR rtl-optimization/20306
5304 * expr.c (emit_move_complex): Set try_int false if mode is
5305 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5306 emit_block_move if try_int is true.
5308 2005-03-11 Richard Henderson <rth@redhat.com>
5311 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5312 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5315 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5317 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5318 (TARGET_FIX_VR4130): New macro.
5319 (TARGET_OPTIONS): Add -mfix-vr4130.
5320 (ISA_HAS_MACCHI): New macro.
5321 (ASM_SPEC): Add -mfix-vr4130.
5322 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5323 (override_options): Handle mips_fix_vr4130_string.
5324 (mips_avoid_hazards): Clear all_noreorder_p
5325 if we're working around VR4130 errata and the macc alternatives
5327 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5328 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5329 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5330 (MULTILIB_DEFAULTS): Remove leading "march=".
5331 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5332 if no architecture option is given.
5333 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5335 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5336 * doc/invoke.texi: Document -mfix-vr4130.
5338 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5340 * config/mips/mips.c (override_options): Only warn about -mint64
5341 deprecation if TARGET_INT64.
5343 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5345 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5346 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5347 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5348 are non-specific regarding the nonnull parameter positions.
5349 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5350 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5351 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5352 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5354 * builtins.def: Use the non-specific "nonnull" attibute lists.
5356 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5358 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5359 single_pred_edge, single_succ, single_pred): Improve comments.
5361 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5363 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5364 single_pred_edge, single_succ, single_pred): New inline functions.
5365 * bb-reorder.c (rotate_loop, find_traces_1_round,
5366 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5367 duplicate_computed_gotos): Use the single_succ/pred functions.
5368 * cfganal.c (forwarder_block_p): Ditto.
5369 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5370 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5371 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5372 merge_seq_blocks): Ditto.
5373 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5374 * cfglayout.c (fixup_reorder_chain): Ditto.
5375 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5376 canonicalize_loop_headers, verify_loop_structure): Ditto.
5377 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5378 mfb_update_loops, create_preheader, force_single_succ_latches,
5379 create_loop_notes): Ditto.
5380 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5381 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5382 commit_one_edge_insertion, purge_dead_edges,
5383 cfg_layout_can_merge_blocks_p): Ditto.
5384 * except.c (sjlj_emit_function_enter): Ditto.
5385 * flow.c (init_propagate_block_info): Ditto.
5386 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5387 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5388 insert_insn_end_bb): Ditto.
5389 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5390 find_if_case_2): Ditto.
5391 * lambda-code.c (perfect_nestify): Ditto.
5392 * lcm.c (optimize_mode_switching): Ditto.
5393 * loop-doloop.c (doloop_modify): Ditto.
5394 * loop-init.c (loop_optimizer_init): Ditto.
5395 * loop-iv.c (simplify_using_initial_values): Ditto.
5396 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5397 * loop-unswitch.c (unswitch_loop): Ditto.
5398 * modulo-sched.c (generate_prolog_epilog): Ditto.
5399 * predict.c (combine_predictions_for_insn, estimate_probability,
5400 tree_estimate_probability, last_basic_block_p,
5401 estimate_bb_frequencies): Ditto.
5402 * profile.c (branch_prob): Ditto.
5403 * regrename.c (copyprop_hardreg_forward): Ditto.
5404 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5405 * tracer.c (layout_superblocks): Ditto.
5406 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5407 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5408 cleanup_control_expr_graph, disband_implicit_edges,
5409 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5410 tree_verify_flow_info, tree_make_forwarder_block,
5411 tree_forwarder_block_p, remove_forwarder_block,
5412 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5413 * tree-if-conv.c (tree_if_conversion): Ditto.
5414 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5415 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5416 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5417 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5418 copy_loop_headers): Ditto.
5419 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5420 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5421 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5422 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5423 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5424 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5425 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5426 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5427 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5428 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5429 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5430 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5431 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5432 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5433 slpeel_add_loop_guard): Ditto.
5435 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5437 PR tree-optimization/15784
5438 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5441 * stmt.c (expand_case): Don't change index_type. Convert minval
5444 PR tree-optimization/20130
5445 * fold-const.c (fold): Fold x * -1 into -x.
5447 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5449 PR rtl-optimization/20331
5450 * rtlanal.c (modified_between_p): Check its address first for MEM.
5451 (modified_in_p): Likewise.
5453 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5455 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5457 2005-03-10 Steven Bosscher <stevenb@suse.de>
5459 * expr.c (expand_expr_real_1): If possible, use a conditional
5460 move for expanding MIN_EXPR and MAX_EXPR.
5461 Use temp for moving around rtx-en.
5463 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5466 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5469 2005-03-10 Roger Sayle <roger@eyesopen.com>
5471 * builtins.c (expand_builtin_signbit): Extend to handle floating
5472 point modes wider than the largest integer type, using the
5473 operand_subword_force function to obtain the signbit's word.
5475 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5478 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5479 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5481 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5483 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5485 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5487 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5489 (perform_edge_inserts): Unconditionally call
5490 free_dominator_info.
5492 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5494 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5496 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5498 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5500 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5502 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5504 (rtl_register_value_prof_hooks,
5505 tree_value_profile_transformations,
5506 tree_register_value_prof_hooks): Likewise.
5507 * var-tracking.c (stack_adjust_offset_pre_post,
5508 variable_htab_free, variable_union, dataflow_set_different_2,
5509 count_uses, variable_was_changed, set_frame_base_location,
5510 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5511 vt_add_function_parameters): Likewise.
5512 * varasm.c (named_section_real, named_section, make_decl_rtl,
5513 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5514 const_hash_1, compare_constant, copy_constant, force_const_mem,
5515 output_constant_pool_2, output_constant_pool_1, output_constant,
5516 output_constructor, make_decl_one_only, decl_tls_model,
5517 default_no_named_section, default_elf_select_section_1,
5518 default_unique_section_1): Likewise.
5519 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5520 * vmsdbgout.c (addr_const_to_string): Likewise.
5523 * function.c (struct assign_parm_data_one): Remove last_named
5525 (assign_parm_find_data_types): Don't determine last_named.
5526 Reorder named_parm determination.
5527 (assign_parms): Only setup varargs on the last non-varadic
5530 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5532 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5533 sda base address on medium model.
5535 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5537 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5538 * cfgloop.c (flow_loop_nodes_find): Export.
5539 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5541 * cfgloopmanip.c (fix_loop_structure): New function.
5542 * predict.c (predict_loops): Clean up the loops information.
5543 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5544 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5546 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5547 (rewrite_into_loop_closed_ssa): Declaration changed.
5548 * tree-loop-linear.c (linear_transform_loops): Add argument to
5549 rewrite_into_loop_closed_ssa call.
5550 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5551 * tree-ssa-loop-im.c (move_computations): Ditto.
5552 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5553 * tree-vectorizer.c (vectorize_loops): Ditto.
5554 * tree-optimize.c: Include cfgloop.h.
5555 (execute_todo): Choose whether to call cleanup_tree_cfg or
5556 cleanup_tree_cfg_loop.
5557 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5558 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5559 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5560 cleanup_tree_cfg_loop call.
5561 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5562 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5563 work on part of cfg.
5565 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5568 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5569 with multiple alternatives.
5571 * stmt.c (parse_output_constraint): Fix a typo.
5573 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5575 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5576 assembly directive instead of deprecated "no-generics".
5578 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5580 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5581 for non-offsettable memory references to cope with outstanding reload
5583 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5584 avoid losing outstanding address reloads.
5585 ("reload_outdi", "reload_outdf"): Likewise.
5587 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5589 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5590 code. Add more cbrt transformations.
5592 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5594 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5596 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5598 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5599 NULL_TREE when a given tree is not simplified.
5600 (fold): Return the original tree when any of the functions
5601 mentioned above NULL_TREE.
5603 * fold-const.c (fold_unary, fold_binary): Take decomposed
5604 arguments, code, type, op0, and op1 in case of fold_binary.
5605 (fold): Update calls to fold_unary and fold_binary.
5607 2005-03-09 Roger Sayle <roger@eyesopen.com>
5609 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5610 a fndecl and an arglist instead of a CALL_EXPR, exp.
5612 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5614 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5616 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5618 * expr.c (expand_assignment): Remove orig_to_rtx.
5620 * fold-const.c (int_const_binop): Remove no_overflow.
5622 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5624 * loop-iv.c (get_biv_step_1): Remove lhs.
5626 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5628 * real.c (real_nan): Remove neg.
5630 * function.c (thread_prologue_and_epilogue_insns): Remove i
5633 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5636 * tree-eh.c (tree_could_trap_p): Remove idx.
5638 * tree-into-ssa.c (ann): Remove ann.
5640 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5642 * tree-sra.c (decide_block_copy): Remove inst_count.
5644 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5646 * tree-ssa-loop-im.c (lhs): Remove.
5648 * cfgbuild.c (state, STATE, SET_STATE,
5649 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5651 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5652 (find_basic_blocks): Set the state of each basic block to
5655 2005-03-08 Jeff Law <law@redhat.com>
5657 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5658 goto results in the removal of edges in the CFG, then we need
5659 to recompute dominators.
5661 2005-03-09 Ben Elliston <bje@au.ibm.com>
5663 * c-common.c (c_do_switch_warnings): Comment fix.
5665 2005-03-08 Julian Brown <julian@codesourcery.com>
5667 * Patch from 2005-03-08 reverted for causing regressions and
5668 ppc-darwin bootstrap failure.
5670 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5672 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5673 Define the real function for ppc-darwin.
5674 * c-typeck.c (convert_arguments): Check for target-specific
5675 invalid argument call to unprototyped function.
5676 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5678 * target.h (invalid_arg_for_unprototyped_fn): New field
5680 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5681 default target hook.
5682 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5685 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5687 * c-typeck.c (constructor_stack, constructor_range_stack,
5688 initializer_stack): Make them static.
5690 * cfg.c (rbi_pool): Make it static.
5692 * gimple-low.c (lower_stmt_body): Make it static.
5693 * tree-flow.h: Remove the corresponding prototype. Don't
5696 * sched-deps.c (cache_size): Make it static.
5698 * stor-layout.c (lang_adjust_rli): Make it static.
5700 2005-03-08 Julian Brown <julian@codesourcery.com>
5702 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5703 from being used for symbols with vague linkage when
5704 HAVE_GAS_COMDAT_GROUP is true.
5706 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5708 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5709 nlabel == JUMP_LABEL (jump).
5711 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5713 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5714 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5715 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5716 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5718 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5721 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5722 * c-common.c (handle_returns_twice): New function.
5723 (c_common_attribute_table): Declare eturns_twice' attribute.
5724 * doc/extend.texi: Document eturns_twice' attribute.
5725 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5726 (struct tree_decl): Add returns_twice_flag.
5728 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5730 * tree-ssa-phiopt.c: Fix a comment typo.
5732 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5733 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5734 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5737 2005-03-08 Richard Henderson <rth@redhat.com>
5739 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5740 builtin codes with ctzdi2, clzdi2, popcountdi2.
5741 (struct alpha_builtin_def): Add is_const.
5742 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5743 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5744 (alpha_init_builtins): Init them. Set nothrow and const attributes
5746 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5747 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5748 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5749 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5750 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5751 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5752 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5753 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5754 (TARGET_FOLD_BUILTIN): New.
5755 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5756 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5758 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5760 2005-03-08 Ira Rosen <irar@il.ibm.com>
5762 PR tree-optimization/20122
5763 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5764 condition of access function instead of base.
5766 2005-03-07 Jeff Law <law@redhat.com>
5767 Steven Bosscher <stevenb@suse.de>
5769 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5770 (find_taken_edge): Call find_taken_edge_computed_goto as
5771 appropriate. Allow any gimple invariant rather than just
5772 INTEGER_CST for VAL.
5773 (cleanup_control_flow): Cleanup a computed goto which has turned
5775 (tree_merge_blocks): If block B has any forced labels, move
5776 them to the start of block A.
5777 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5778 computed gotos as well.
5779 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5780 removal of unnecessary computed gotos too.
5781 (lookup_redirection_data): Fix type of INSERT argument. Callers
5784 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5786 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5787 Remove trailing spaces.
5789 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5790 unshare_all_trees): Make them static.
5791 * tree-gimple.h: Remove the corresponding prototypes.
5793 * diagnostic.h: Remove unused prototype
5794 debug_output_buffer.
5795 * modulo-sched.c: Remove unused prototype
5796 set_row_column_for_ps.
5798 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5799 replace_phi_edge_with_variable): Remove unused variable i.
5801 2005-03-07 Per Bothner <per@bothner.com>
5803 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5805 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5808 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5809 bbs on the COND_EXPR instead of the PHI_NODEs.
5810 (candidate_bb_for_phi_optimization): Remove.
5811 (replace_phi_with_stmt): Rename to ...
5812 (replace_phi_edge_with_variable): this and change so that we
5813 replace the phi argument instead of removing the PHI.
5814 (conditional_replacement): Change so we deal with PHI with more
5816 (value_replacement): Likewise.
5817 (abs_replacement): Likewise.
5819 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5821 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5822 output_e500_flip_gt_bit.
5824 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5826 (rs6000_generate_compare): Fix logic to look at the correct bits.
5827 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5829 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5830 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5831 gen_move_from_CR_gt_bit.
5833 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5834 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5835 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5837 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5838 (E500_CR_IOR_COMPARE): New constant.
5840 2005-03-08 Earl Chew <earl_chew@agilent.com>
5841 David Billinghurst <David.Billinghurst@riotinto.com>
5843 * config/i386/host-cygwin.c: New file to support precompiled
5845 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5846 * config.host: Use above files for cygwin host.
5848 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5850 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5851 ordering ops from earlier change.
5853 2005-03-07 Per Bothner <per@bothner.com>
5855 Various fixes to allow us to again build if --enable-mapped-location:
5856 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5857 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5858 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5859 local variable loc. Change logic appropriately.
5860 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5861 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5862 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5863 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5864 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5866 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5868 PR rtl-optimization/19683
5869 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5870 number of bytes, to smallest_int_for_mode. Fix arguments to
5871 REG_CANNOT_CHANGE_MODE_P.
5873 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5875 * reorg.c (relax_delay_slots): Check that the jump is
5876 conditional before trying to invert it.
5878 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5880 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5883 * calls (stack_arg_under_construction): Make it static.
5885 * flow.c (regs_live_at_setjmp): Make it static.
5886 * flow.h: Remove the corresponding prototype.
5888 * reload1.c (reload_startobj, reload_firstobj,
5889 something_needs_operands_changed, reload_inherited,
5890 reload_inheritance_insn, reload_override_in,
5891 reload_spill_index): Make them static.
5893 * recog.c (verify_changes): Make it static.
5894 * recog.h: Remove the corresponding prototype.
5896 * cfgbuild.c (find_sub_basic_blocks): Remove.
5897 * basic-block.h: Remove the corresponding prototype.
5898 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5900 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5902 * tree-ssa-operands.c (check_build_stmt): Remove.
5904 * stor-layout.c (set_alignment): Remove.
5905 * tree.h: Remove the corresponding prototype.
5907 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5909 * tree-ssa-dce.c (control_dependence_map,
5910 visited_control_parents): Make them static.
5912 * cfghooks.c (verify_flow_info): Remove local variable
5915 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5918 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5920 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5922 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5924 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5926 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5927 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5928 PARALLEL for an empty structure.
5930 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5932 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5934 * fold-const.c (fold_binary): Unroll the very first "for"
5937 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5939 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5940 redundant match_code test.
5941 (scc_comparison_operator): Swap match_operand and match_code
5943 (branch_positive_comparison_operator): Same.
5944 (trap_comparison_operator): Use comparison_operator and swap with
5947 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
5950 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
5951 (out_movhi_r_mr): Read low byte of volatile MEM first.
5952 (out_movhi_mr_r): Write high byte of volatile MEM first.
5954 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5956 * cselib.c (reg_values, reg_values_size): Make them static.
5958 * cse.c (cse_reg_info_table): Make it static.
5960 * fold-const.c (fold_unary): Use build1 instead of copy_node.
5962 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
5964 * cse.c (find_best_addr): Use canon_for_address.
5966 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5968 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
5969 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
5970 SUBREG and MEM, respectively.
5972 * fold-const.c (fold_binary): Use code instead of t.
5974 * fold-const.c (optimize_minmax_comparison): Take decomposed
5975 arguments code, type, op0, and op1 instead of t.
5976 (fold_binary): Update a call to optimize_minmax_comparison.
5978 * fold-const.c (fold_range_test): Take decomposed arguments
5979 code, type, op0, and op1 instead of t.
5980 (fold_binary): Update a call to fold_range_test.
5982 * fold-const.c (fold_binary_op_with_conditional_arg): Take
5983 decomposed arguments code, type, op0, and op1 instead of t.
5984 (fold_binary): Update a call to fold_range_test.
5986 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
5988 * fold-const.c (fold_binary): Avoid directly using the original
5989 expression t as much as possible.
5991 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
5993 * c-semantics.c (build_stmt): Use TYPE_P instead of
5994 IS_NON_TYPE_CODE_CLASS.
5995 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
5996 (NON_TYPE_CHECK): Use TYPE_P instead of
5997 IS_NON_TYPE_CODE_CLASS.
5999 * fold-const.c (fold): Remove handling of binary expressions.
6001 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6003 * doc/c-tree.texi: Wrap comments in @r{}.
6004 * doc/cpp.texi: Likewise.
6005 * doc/cppinternals.texi: Likewise.
6006 * doc/extend.texi: Likewise.
6007 * doc/md.texi: Likewise.
6008 * doc/objc.texi: Likewise.
6009 * doc/sourcebuild.texi: Likewise.
6010 * doc/tm.texi: Likewise.
6013 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6015 * predict.c (apply_return_prediction): Standardize PHI chain
6017 * tree-ssa.c (ssa_redirect_edge): Likewise.
6019 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6020 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6023 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6024 * tree-flow.h: Adjust the prototype for remove_phi_node.
6025 * lambda-code.c (perfect_nestify): Adjust a call to
6028 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6029 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6031 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6032 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6033 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6034 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6036 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6037 of GEN_INT (trunc_int_for_mode (...)).
6038 * loop-iv.c (iv_number_of_iterations): Likewise.
6039 * postreload.c (reload_cse_move2add): Likewise.
6040 * simplify-rtx.c (simplify_const_unary_operation,
6041 simplify_const_binary_operation): Likewise.
6042 * stor-layout.c (get_mode_bounds): Likewise.
6044 * fold-const.c (fold_binary): New.
6045 (fold): Call fold_binary on binary expressions.
6047 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6049 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6050 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6051 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6052 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6053 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6055 2005-03-04 Devang Patel <dpatel@apple.com>
6057 PR tree-optimization/18815
6058 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6059 loops with zero exit edges.
6061 2005-03-04 Devang Patel <dpatel@apple.com>
6063 * doc/invoke.texi: Remove reference to webpage that does not exist.
6065 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6066 Joseph S. Myers <joseph@codesourcery.com>
6069 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6070 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6071 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6072 * pa.c (get_plabel): Change argument to symbol_ref. Call
6073 maybe_get_identifier instead of get_identifier.
6074 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6075 (struct deferred_plabel): Replace name field with symbol field.
6076 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6077 ASM_OUTPUT_EXTERNAL_REAL is defined.
6078 (output_global_address): Use output_addr_const for output of all
6080 (output_deferred_plabels): Use symbol_ref instead of name for address
6082 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6083 ASM_OUTPUT_SYMBOL_REF): New macros.
6084 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6086 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6089 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6091 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6092 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6094 2005-03-04 Jeff Law <law@redhat.com>
6096 * basic-block.h (rediscover_loops_after_threading): Declare.
6097 * tree-ssa-dom.c: Include cfgloop.h.
6098 (tree_ssa_dominator_optimize): Discover loops and some basic
6099 properties. Remove forwarder blocks recreated by loop header
6100 canonicalization. Also mark backedges in the CFG.
6101 * tree-ssa-threadupdate.c: Include cfgloop.h
6102 (rediscover_loops_after_threading): Define.
6103 (struct local_info): New field, JUMP_THREADED.
6104 (prune_undesirable_thread_requests): New function.
6105 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6106 then record that fact for the callers of redirct_edges.
6107 (thread_block): If BB has incoming backedges, then call
6108 prune_undesirable_thraed_requests. Note when we are
6109 going to have to rediscover loop information. Return a
6110 boolean indicating if any jumps were threaded.
6111 (thread_through_all_blocks): Bubble up boolean indicating
6112 if any jumps were threaded.
6113 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6114 (tree-ssa-threadupdate.o): Similarly.
6116 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6118 * fold-const.c (fold_ternary): Unroll the "for" loop to
6121 2005-03-04 Andrew Haley <aph@redhat.com>
6123 * unwind-dw2-fde-glibc.c (struct
6124 unw_eh_callback_data.check_cache): New field.
6125 (frame_hdr_cache): New.
6126 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6127 Cache frame header info.
6129 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6131 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6132 (print_c_condition): Declare.
6133 * read-rtl.c (ptr_loc): New structure.
6134 (ptr_locs, ptr_loc_obstack, joined_conditions)
6135 (joined_conditions_obstack): New variables.
6136 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6137 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6138 (join_c_conditions, print_c_condition): New functions.
6139 (apply_macro_to_string): Associate the new string with the same
6140 source location as the old one.
6141 (add_condition_to_string): Use join_c_conditions.
6142 (read_string): Use set_rtx_ptr_loc to record a filename and line
6143 number for the string.
6144 (read_rtx): Initialize the new variables above.
6145 * genattrtab.c (write_test_expr, write_attr_value): Use
6147 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6148 comment above the GCC_VERSION check.
6149 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6150 Inline the definition of MAYBE_EVAL.
6151 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6152 * genoutput.c (process_template): Likewise.
6153 * genpreds.c (write_predicate_subfunction): Likewise.
6154 (write_predicate_expr): Use print_c_condition.
6155 * genrecog.c (write_cond): Likewise.
6156 * gensupport.c (process_rtx): Use join_c_conditions to join the
6157 conditions of a define_insn_and_split. Record a source location
6158 for the string after the "&&".
6159 (alter_test_for_insn): Use join_c_conditions.
6161 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6164 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6165 PR tree-optimization/15784
6166 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6169 2005-03-04 Ben Elliston <bje@au.ibm.com>
6171 * gcc.c (option_map): Add --coverage.
6172 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6173 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6174 * config/darwin.h: Pass -lgcov for `coverage'.
6175 * doc/invoke.texi (Debugging Options): Document --coverage.
6177 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6179 * gcse.c (bypass_block): Use find_edge wherever possible.
6181 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6185 * c-opts.c (c_common_parse_file): Call start_source_file
6186 and end_source_file at the approriate times.
6188 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6189 the main file, it will be done for us now.
6191 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6193 * fold-const.c (fold_ternary): New.
6194 (fold): Call fold_ternary on ternary expressions. Remove
6195 handling of ternary expressions.
6197 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6199 PR tree-optimization/15784
6200 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6203 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6205 * config/rs6000/predicates.md (branch_comparison_operator):
6206 Convert from C block to conditional format.
6208 2005-03-03 Jan Hubicka <jh@suse.cz>
6210 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6211 and non-constant public variables.
6213 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6215 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6218 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6221 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6222 calls to release_ssa_name and release_phi_node.
6224 * fold-const.c (fold): Remove handling of unary expressions.
6226 * fold-const.c (fold_unary): Avoid directly using the original
6227 expression t as much as possible.
6229 2005-03-03 Roger Sayle <roger@eyesopen.com>
6230 Andrew Pinski <pinskia@physics.uc.edu>
6232 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6233 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6235 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6237 Describe special registers SRP and MOF as allocatable registers.
6238 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6239 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6240 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6241 TARGET_HAS_MUL_INSNS.
6242 (cris_print_operand) <case 'd'>: New case.
6243 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6244 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6246 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6247 (REG_ALLOC_ORDER): Update for MOF.
6248 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6250 (GENERAL_REGS): No longer a define of ALL_REGS.
6251 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6252 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6254 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6255 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6256 (SECONDARY_RELOAD_CLASS): Define.
6257 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6258 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6259 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6260 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6261 (REGISTER_MOVE_COST): Define.
6262 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6263 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6264 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6265 (CRIS_MOF_REGNUM): New define_constants.
6266 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6268 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6270 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6271 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6272 Adjust for MOF being properly described as a register.
6273 (indir_to_reg_split): Name this split. Conditionalize on the
6274 destination register being a general register.
6275 (movei): Conditionalize on on operands 0 and 1 having the same
6278 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6281 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6282 -mcpu to override any other explicitly given flags.
6284 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6286 * recog.c (verify_changes, confirm_change_group): New functions,
6287 broken out of apply_change_group.
6288 (apply_change_group): Use them.
6289 * recog.h (verify_change, confirm_change_group): Declare.
6290 * rtl.h (redirect_jump_2): Declare.
6291 * jump.c (redirect_exp, invert_exp): Delete.
6292 (invert_exp_1): Take second parameter. Return value. Changed caller.
6293 (redirect_jump_2): New function, broken out of redirect_jump.
6294 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6295 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6296 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6298 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6300 * varasm.c (named_section): Use xstrdup rather than doing it by
6303 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6305 2005-03-02 Devang Patel <dpatel@apple.com>
6307 Undo PR tree-optimization/18815 fix.
6309 2005-03-02 Devang Patel <dpatel@apple.com>
6311 PR tree-optimization/18815
6312 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6313 loops with zero exit edges.
6315 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6317 * cfg.c (connect_src, connect_dest, disconnect_src,
6318 disconnct_dest): New.
6319 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6320 redirect_edge_pred): Use the new functions.
6322 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6323 free_dominance_info only when needed.
6325 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6328 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6329 (reg_or_sub_cint64_operand): Same.
6331 2005-03-02 Jeff Law <law@redhat.com>
6333 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6334 CFG_ALTERED in the main DOM iteration loop.
6336 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6339 * varasm.c (initializer_constant_valid_p): Allow conversions
6340 between OFFSET_TYPEs. Tidy.
6342 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6344 * config/cris/cris.md ("return"): Remove epilogue delay list
6347 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6349 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6351 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6353 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6355 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6356 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6357 config/m68k/m68k.c, config/mips/mips.h,
6358 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6359 doc/include/gcc-common.texi: Update copyright.
6361 PR middle-end/18029 and PR middle-end/18030
6362 * expr.c (optimize_bitfield_assignment_op): Add a special case
6363 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6365 * fold-const.c (fold_unary): New.
6366 (fold): Call fold_unary on unary expressions.
6368 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6370 * cgraph.h (struct cgraph_edge): Add prev_caller and
6372 (cgraph_node_remove_callees): Export.
6373 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6375 (cgraph_edge_remove_callee): New function.
6376 (cgraph_edge_remove_caller): Likewise.
6377 (cgraph_remove_edge): Use.
6378 (cgraph_redirect_edge_callee): Likewise.
6379 (cgraph_node_remove_callees): New function.
6380 (cgraph_node_remove_callers): Likewise.
6381 (cgraph_remove_node): Use.
6382 * tree-optimize.c (tree_rest_of_compilation): Use
6383 cgraph_node_remove_callees instead of manual loop.
6384 * cgraphunit.c (cgraph_finalize_function): Likewise.
6385 (cgraph_expand_function): Likewise.
6386 (cgraph_remove_unreachable_nodes): Likewise.
6388 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6391 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6393 * c-decl.c (undeclared_variable): Take location as argument.
6394 * c-typeck.c (build_external_ref): Likewise.
6395 * c-parser.c (c_parser_postfix_expression): Pass location of
6396 identifier to build_external_ref.
6398 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6400 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6401 CCEQ mode for branch_positive_comparison_operator test.
6402 * config/rs6000/predicates (branch_comparison_operator): Revert to
6404 (scc_comparison_operator): Same.
6405 (branch_positive_comparison_operator): Same.
6407 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6409 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6410 (cris_delay_slots_for_epilogue): Remove.
6411 (save_last): Move into cris_target_asm_function_epilogue.
6412 (cris_target_asm_function_epilogue): Remove tests for file being
6414 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6415 (cris_delay_slots_for_epilogue): Remove prototypes.
6416 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6417 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6419 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6421 * config/rs6000/predicates.md (branch_comparison_operator): Change
6422 to define_special_predicate.
6423 (scc_comparison_operator): Same.
6424 (branch_positive_comparison_operator): Same.
6426 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6428 * Makefile.in (tree-ssa-sink.o): New.
6429 (OBJS-common): Add tree-ssa-sink.o.
6430 * common.opt: Add -ftree-sink
6431 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6432 * timevar.def (TV_TREE_SINK): new timevar.
6433 * tree-flow.h (is_hidden_global_store): Prototype.
6434 * tree-optimize.c (init_tree_optimization_passes): Add
6436 * tree-pass.h (pass_sink_code): New.
6437 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6438 for non-obvious global store store to is_hidden_global_store, and
6439 call that new function.
6440 * tree-ssa-sink.c: New file.
6441 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6442 * doc/passes.texi: Document forward store motion.
6443 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6444 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6445 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6446 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6448 2005-03-01 Per Bothner <per@bothner.com>
6450 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6451 and we have a non-zero column-number, add it to the message.
6452 Also factor out the diagnostic_kind_text.
6454 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6456 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6457 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6458 flow_loop_scan): Removed.
6459 (flow_loop_dump): Do not dump removed fields.
6460 (flow_loop_free): Do not free removed fields.
6461 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6462 (loop_exit_edge_p): New function.
6463 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6464 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6465 num_exits, exits_doms.
6466 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6467 LOOP_EDGES, LOOP_ALL): Removed.
6468 (flow_loop_scan): Declaration removed.
6469 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6470 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6472 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6473 (if_convert): Call flow_loops_find and flow_loops_free
6474 when calling mark_loop_exit_edges.
6475 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6476 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6477 free_dominance_info calls.
6478 * loop-init.c (flow_loops_find): Ditto.
6479 * passes.c (rest_of_handle_branch_prob): Ditto.
6480 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6481 * loop-unroll.c (analyze_insns_in_loop): Do not use
6483 * predict.c (predict_loops): Do not call flow_loop_scan.
6484 Use get_loop_exit_edges.
6485 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6486 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6487 Do not use EDGE_LOOP_EXIT.
6488 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6489 to bb_with_exit_edge_p.
6490 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6491 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6492 to bb_with_exit_edge_p.
6493 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6495 * tree-loop-linear.c (linear_transform_loops): Do not call
6496 flow_loop_scan. Use loop->single_exit.
6497 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6498 (vect_analyze_loop_form): Do not call flow_loop_scan.
6499 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6501 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6503 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6504 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6505 slpeel_tree_duplicate_loop_to_edge_cfg,
6506 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6507 Use loop_preheader_edge and loop->single_exit. Do not call
6510 2005-03-01 Nick Clifton <nickc@redhat.com>
6512 * config/arm/arm.c (thumb_find_work_register): Check all of the
6513 argument registers to see if they are free, and a couple of
6514 special cases where the last argument register but can be proved
6515 to be available during the function's prologue.
6516 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6517 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6518 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6520 (thumb_compute_save_reg_mask): Likewise. Also use
6521 thumb_find_work_register() to ensure that there is agreement about
6522 which work register is going to be used in the prologue.
6523 (thumb_output_function_prologue): Use unsigned long as the type
6524 for the register bit-mask. Also delay pushing the link register if
6525 other high registers are going to be pushed.
6526 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6527 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6528 redundant prototypes.
6530 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6533 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6534 and after reload in REG+REG indexed addresses without REG_POINTER
6535 set in the base and not set in the index.
6537 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6539 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6540 Don't undefine here.
6541 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6542 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6543 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6544 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6545 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6547 * config.gcc (sh*-*-linux*): Use config/linux.h.
6549 2005-02-28 Dale Johannesen <dalej@apple.com>
6550 Stan Shebs <shebs@apple.com>
6552 Rewrite of 64-bit Darwin structure-by-value pass/return.
6553 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6554 intoffset, use_stack, named.
6555 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6556 (rs6000_darwin64_record_arg_advance_flush): New.
6557 (rs6000_darwin64_record_arg_advance_recurse): New.
6558 (rs6000_darwin64_record_arg_flush): New.
6559 (rs6000_darwin64_record_arg_recurse): New.
6560 (rs6000_darwin64_record_arg): New.
6561 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6562 (function_arg_boundary): Handle 128-bit aligned structs.
6563 (function_arg_advance): Rewrite darwin64 struct handling.
6564 (function_arg): Call rs6000_darwin64_record_arg.
6565 (function_arg_partial_nregs): Handle darwin64 structs.
6566 (rs6000_darwin64_function_value): Remove.
6567 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6569 2005-02-28 Roger Sayle <roger@eyesopen.com>
6571 PR tree-optimization/20216
6572 * tree-chrec.c (tree_fold_factorial): Delete.
6573 (tree_fold_binomial): Change argument list to take a return type
6574 and change the type of K to unsigned int. Rewrite to avoid explicit
6575 evaluation of factorials, and (recursively) calling fold to perform
6576 compile-time arithmetic. Return NULL on (internal) overflow.
6577 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6578 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6579 if any intermediate calculation overflows.
6580 (chrec_apply): Update call to chrec_evaluate.
6582 2005-02-28 James E Wilson <wilson@specifixinc.com>
6584 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6586 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6589 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6590 instead of NULL_TREE on error.
6592 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6594 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6595 (EASY_VECTOR_15_ADD_SELF): Remove.
6596 (num_insns_constant_wide): Not static.
6597 (validate_condition_mode): Not static.
6598 (toc_relative_expr_p): Not static.
6599 (legitimate_indirect_address_p): Not static.
6600 (macho_lo_sum_memory_operand): Not static.
6601 (invalid_e500_subreg): Not static.
6602 (easy_vector_same): Not static.
6603 (easy_vector_splat_const): Not static.
6604 (RS6000_SYMBOL_REF_TLS_P): Remove.
6605 (any_operand): Delete.
6606 (any_parallel_operand): Delete.
6607 (count_register_operand): Delete.
6608 (altivec_register_operand): Delete.
6609 (xer_operand): Delete.
6610 (s8bit_cint_operand): Delete.
6611 (short_cint_operand): Delete.
6612 (u_short_cint_operand): Delete.
6613 (non_short_cint_operand): Delete.
6614 (exact_log2_cint_operand): Delete.
6615 (gpc_reg_operand): Delete.
6616 (cc_reg_operand): Delete.
6617 (cc_reg_not_cr0_operand): Delete.
6618 (reg_or_short_operand): Delete.
6619 (reg_or_neg_short_operand): Delete.
6620 (reg_or_aligned_short_operand): Delete.
6621 (reg_or_u_short_operand): Delete.
6622 (reg_or_cint_operand): Delete.
6623 (reg_or_arith_cint_operand): Delete.
6624 (reg_or_add_cint64_operand): Delete.
6625 (reg_or_sub_cint64_operand): Delete.
6626 (reg_or_logical_cint_operand): Delete.
6627 (got_operand): Delete.
6628 (got_no_const_operand): Delete.
6629 (easy_fp_constant): Delete.
6630 (easy_vector_constant): Delete.
6631 (easy_vector_constant_add_self): Delete.
6632 (zero_constant): Delete.
6633 (zero_fp_constant): Delete.
6634 (volatile_mem_operand): Delete.
6635 (offsettable_mem_operand): Delete.
6636 (mem_or_easy_const_operand): Delete.
6637 (add_operand): Delete.
6638 (non_add_cint_operand): Delete.
6639 (logical_operand): Delete.
6640 (non_logical_cint_operand): Delete.
6641 (mask_operand): Delete.
6642 (mask_operand_wrap): Delete.
6643 (mask64_operand): Delete.
6644 (mask64_2_operand): Delete.
6645 (and64_operand): Delete.
6646 (and64_2_operand): Delete.
6647 (and_operand): Delete.
6648 (reg_or_mem_operand): Delete.
6649 (lwa_operand): Delete.
6650 (symbol_ref_operand): Delete.
6651 (call_operand): Delete.
6652 (current_file_function_operand): Delete.
6653 (input_operand): Delete.
6654 (rs6000_nonimmediate_operand): Delete.
6655 (rs6000_tls_symbol_ref): Delete.
6656 (save_world_operation): Delete.
6657 (restore_world_operation): Delete.
6658 (load_multiple_operation): Delete.
6659 (store_multiple_operation): Delete.
6660 (vrsave_operation): Delete.
6661 (mfcr_operation): Delete.
6662 (mtcrf_operation): Delete.
6663 (lmw_operation): Delete.
6664 (stmw_operation): Delete.
6665 (branch_comparison_operator): Delete.
6666 (branch_positive_comparison_operator): Delete.
6667 (scc_comparison_operator): Delete.
6668 (trap_comparison_operator): Delete.
6669 (boolean_operator): Delete.
6670 (boolean_or_operator): Delete.
6671 (min_max_operator): Delete.
6672 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6673 (EASY_VECTOR_15): Moved to here.
6674 (EASY_VECTOR_15_ADD_SELF): Move to here.
6675 (PREDICATE_CODES): Delete.
6676 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6677 Declare functions no longer static.
6678 * config/rs6000/predicates.md: New.
6679 * config/rs6000/rs6000.md: Include predicates.md
6681 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6683 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6684 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6686 * cfgrtl.c (need_fake_edge_p): Likewise.
6687 * combine.c (distribute_notes): Likewise.
6688 * emit-rtl.c (try_split): Likewise.
6689 * recog.c (peephole2_opimize): Likewise.
6690 * reg-notes.def (ALWAYS_RETURN): Remove.
6691 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6692 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6693 * tree.h (ECF_ALWAYS_RETURN): Remove.
6695 2005-02-28 Roger Sayle <roger@eyesopen.com>
6698 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6699 between different machine modes is never a "useless" conversion.
6701 2005-02-28 Geert Bosch <bosch@gnat.com>
6704 * doc/contrib.texi: List contributors for Ada front end
6706 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6708 * simplify-rtx.c (simplify_unary_operation_1,
6709 simplify_const_unary_operation): New, extracted from...
6710 (simplify_unary_operation): ... this one.
6711 (simplify_binary_operation_1,
6712 simplify_const_binary_operation): New, extracted from...
6713 (simplify_binary_operation): ... this one.
6714 * rtl.h (simplify_const_unary_operation,
6715 simplify_const_binary_operation): Add prototypes.
6717 2005-02-28 Julian Brown <julian@codesourcery.com>
6719 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6720 building libjava and caused PR regression/20228.
6722 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6725 * Makefile.in (host_subdir): New.
6726 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6727 * configure: Regenerate.
6729 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6731 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6732 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6733 installation directory first.
6735 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6738 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6739 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6740 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6741 * config/cris/cris.md: Tweak comments referring to Q.
6742 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6743 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6744 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6745 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6746 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6747 Insert spaces in constraints to align alternatives vertically for
6749 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6752 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6754 PR rtl-optimization/17728
6755 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6756 operand 0 from general_operand to move_dest_operand.
6758 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6760 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6761 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6762 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6763 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6765 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6767 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6768 * configure: Regenerate.
6769 * libada-mk.in: Remove CC; rename
6770 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6772 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6775 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6776 for the lhs, also walk over the tree. Likewise for rhs.
6778 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6780 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6781 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6782 Do not propagate value of iv before increment over the increment.
6784 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6786 * c-parser.c: New file.
6787 * c-parse.in: Remove.
6788 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6790 (c-parser.o): Add dependencies.
6791 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6792 maintainer-clean, TAGS): Update.
6793 * c-config-lang.in (gtfiles): Update.
6794 * gengtype-lex.l: Don't handle "@@".
6795 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6796 objc_build_synchronized, objc_begin_try_stmt,
6797 objc_begin_catch_clause, objc_finish_catch_clause,
6798 objc_build_finally_clause, objc_finish_try_stmt): New.
6799 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6801 (c_parse_init): Update comment.
6802 * c-decl.c (c_init_decl_processing): Update comment.
6803 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6804 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6805 new c_declspecs members.
6807 2005-02-25 Julian Brown <julian@codesourcery.com>
6809 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6810 from being used for symbols with vague linkage when
6811 HAVE_GAS_COMDAT_GROUP is true.
6813 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6815 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6817 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6820 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6821 (LIBGCC2_HAS_DF_MODE): New.
6822 (LIBGCC2_HAS_XF_MODE): New.
6823 (LIBGCC2_HAS_TF_MODE): New.
6824 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6825 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6826 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6827 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6828 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6829 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6830 and add _fixtfdi, _fixunstfdi, _floatditf
6831 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6832 L_fixunstfdi, L_floatditf.
6833 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6834 (LIBGCC2_HAS_TF_MODE): Define.
6836 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6838 PR tree-optimization/20204
6839 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6840 REWRITE_THIS_STMT markers on PHI nodes.
6841 (rewrite_initialize_block): Likewise.
6843 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6845 * version.c (version_string): Update to 4.1.
6847 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6849 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6850 Clarify that the alternative way doesn't work in GNU C++.
6852 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6854 PR tree-optimization/19937
6855 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6856 to the type of the induction variable.
6858 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6860 PR rtl-optimization/20117
6861 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6862 the block including noncopyable insn.
6864 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6866 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6867 calls to find_reg_note.
6869 2005-02-24 Richard Henderson <rth@redhat.com>
6872 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6875 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6877 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6878 vector types if to use base reg for misaligned non-word ld/std.
6880 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6883 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6884 dwarf2 label manually and put it after, not before the prologue.
6886 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6889 * reload.c (operands_match_p): Only increment register number for
6890 SCALAR_INT_MODE_P modes in multiple hard registers.
6892 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6895 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6897 * ChangeLog.5: Fix log message typo(s).
6898 * ChangeLog.7: Likewise.
6899 * ChangeLog.tree-ssa: Likewise.
6900 * cfgexpand.c: Fix comment typo(s).
6901 * conflict.c: Likewise.
6902 * defaults.h: Likewise.
6903 * dwarf2out.c: Likewise.
6905 * ggc-page.c: Likewise.
6906 * tree-eh.c: Likewise.
6907 * tree-ssa-dom.c: Likewise.
6909 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6912 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6913 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6914 if SHARED is defined.
6917 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6918 allow splitting only if operands 0 and 3 don't overlap.
6920 2005-02-24 Richard Henderson <rth@redhat.com>
6923 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6924 (fold_builtin_1): Call them.
6925 * fold-const.c (fold_complex_mult_parts): Split out from ...
6926 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6927 (fold_complex_div_parts, fold_complex_div): New.
6929 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6931 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6933 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6934 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6936 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6937 (print_node): Likewise.
6938 Print TYPE_SIZES_GIMPLIFIED.
6940 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6942 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6943 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
6944 operands as commutative in constraints.
6946 2005-02-24 Diego Novillo <dnovillo@redhat.com>
6948 * tree-into-ssa.c: Re-organize internal functions.
6950 2005-02-24 Richard Henderson <rth@redhat.com>
6953 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
6955 * common.opt (fcx-limited-range): New.
6956 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
6957 * toplev.c (flag_complex_method): Initialize to 1.
6958 (process_options): Set flag_complex_method to 0 if
6959 flag_cx_limited_range.
6960 * doc/invoke.texi (-fcx-limited-range): New.
6962 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6964 * cse.c (delete_trivially_dead_insns): Speed up by using
6965 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
6968 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
6970 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
6971 functions when -mid-shared-library is being used.
6973 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
6975 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
6976 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
6977 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
6978 * system.h: Poison LINK_LIBGCC_SPECIAL.
6980 2005-02-23 James E Wilson <wilson@specifixinc.com>
6982 * gengtype.c (note_insn_name): Make 1 element larger.
6984 2005-02-23 Roger Sayle <roger@eyesopen.com>
6987 PR rtl-optimization/20097
6988 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6989 BImode SUBREGs of SImode registers which confuse the ia64 backend.
6991 2005-02-23 David Edelsohn <edelsohn@gnu.org>
6993 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
6994 * t-aix52 (SHLIB_INSTALL): Same.
6996 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
6998 * genpreds.c: Update copyright.
7000 2005-02-23 Michael Beach <michaelb@ieee.org>
7003 * config/sparc/t-elf (startup files): Assemble with CPP.
7005 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7007 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7008 (write_predicate_expr): Likewise.
7010 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7012 PR tree-optimization/20100
7013 PR tree-optimization/20115
7014 * tree-optimize.c (init_tree_optimization_passes): Remove
7015 pass_maybe_create_global_var.
7016 * tree-pass.h (pass_maybe_create_global_var): Remove.
7017 * tree-ssa-alias.c (aliases_computed_p): Declare.
7018 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7019 (count_calls_and_maybe_create_global_var): Remove.
7020 (pass_maybe_create_global_var): Remove.
7021 (init_alias_info): Do not declare aliases_computed_p.
7022 (maybe_create_global_var): If the function contains no
7023 call-clobbered variables and a mix of pure/const and regular
7024 function calls, create .GLOBAL_VAR.
7025 Mark all call-clobbered variables for renaming.
7026 (merge_pointed_to_info): Update comment.
7027 (add_pointed_to_var): Likewise.
7028 (is_escape_site): Likewise.
7029 Accept struct alias_info * instead of size_t *.
7031 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7033 * tree-ssa-operands.c (get_call_expr_operands): If
7034 ALIASES_COMPUTED_P is false, do not add call-clobbering
7036 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7037 (delete_tree_ssa): Likewise.
7039 2005-02-22 James E Wilson <wilson@specifixinc.com>
7041 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7042 (do_compile): Do call it here.
7044 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7046 PR rtl-optimization/20017.
7047 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7048 rest_of_handle_cse2, rest_of_handle_gcse): Call
7049 delete_dead_jumptables immediately before calling cleanup_cfg.
7051 2005-02-22 Devang Patel <dpatel@apple.com>
7054 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7057 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7059 * config/rs6000/aix.h (WINT_TYPE): Define.
7061 2005-02-22 Stan Shebs <shebs@apple.com>
7063 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7064 natural alignment for 64-bit Darwin.
7065 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7067 * doc/invoke.texi: Document this.
7069 2005-02-22 DJ Delorie <dj@redhat.com>
7071 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7072 to make_[un]signed_type, not the mode itself.
7074 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7076 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7077 not available. Use tail calls wherever possible.
7078 (make_edge): Call unchecked_make_edge to create an edge.
7080 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7081 (coalesce_ssa_name): Don't check for
7082 SSANORM_USE_COALESCE_LIST.
7083 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7085 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7087 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7088 (rewrite_into_ssa): ... here.
7090 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7092 PR tree-optimization/19786
7093 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7094 tag to another's may-alias bitmap when adding to the other's list.
7096 2005-02-21 DJ Delorie <dj@redhat.com>
7098 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7099 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7100 registers in unsupported ways.
7101 * expmed.c (init_expmed): Likewise.
7103 2005-02-21 Stan Cox <scox@redhat.com>
7105 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7107 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7109 * tree-cfg.c (fold_cond_expr_cond): New.
7110 (make_edges): Call fold_cond_expr_cond.
7111 (find_taken_edge): Accept nothing but INTEGER_CST.
7112 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7114 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7116 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7117 that do not belong to any basic block.
7119 2005-02-21 Jeff Law <law@redhat.com>
7121 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7124 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7126 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7127 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7128 Adjust their definitions.
7129 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7130 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7132 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7133 genautomata.c, langhooks.c, langhooks.h, system.h,
7134 config/arm/lib1funcs.asm: Update copyright.
7136 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7138 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7140 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7143 * doc/install.texi: Document --with-gc.
7145 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7147 * simplify-rtx.c (simplify_unary_operation): Add a missing
7150 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7152 PR tree-optimization/18663
7153 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7154 if the type has variable bounds.
7156 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7158 * gcse.c: Remove an obsolete comment.
7160 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7162 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7164 * doc/extend.texi (Function Attributes) <Attribute const>: The
7165 attribute "pure" is below this text, not above.
7167 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7169 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7170 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7171 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7173 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7176 * langhooks.h (struct lang_hooks): Add to_target_charset.
7177 * langhooks.c (lhd_to_target_charset): New function.
7178 * langhooks-def.h: Declare lhd_to_target_charset.
7179 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7180 (LANG_HOOKS_INITIALIZER): Update.
7181 * c-common.c (c_common_to_target_charset): New function.
7182 * c-common.h: Declare it.
7183 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7184 c_common_to_target_charset.
7186 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7187 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7189 * system.h: Poison them.
7190 * doc/tm.texi: Don't discuss them.
7191 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7192 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7193 (pp_c_char): Do not attempt to generate letter escapes for
7195 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7196 * config/mips/mips.c (mips_output_ascii): Likewise.
7198 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7200 PR tree-optimization/19951
7201 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7204 2005-02-19 Steven Bosscher <stevenb@suse.de>
7207 * function.h (struct function): New field `max_loop_depth'.
7208 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7209 (flow_loops_find): Reset the max loop depth count before finding loops.
7210 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7211 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7212 (calculate_global_regs_live): Make sure the loop will terminate
7213 when the initial sets are not empty.
7215 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7217 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7219 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7221 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7224 * doc/invoke.texi: Remove documentation of %M spec.
7226 (init_spec): Remove %M suffix from -lgcc_s.
7227 (do_spec_1): Remove 'M' case.
7228 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7229 to put shared libraries in the multilib directory. Remove the
7230 shlib_so_soname substitution variable. Don't add a multilib encoding
7231 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7232 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7233 SHLIB_INSTALL as well as SHLIB_LINK.
7234 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7235 (SHLIB_NAME): Delete.
7236 (SHLIB_DIR): New macro.
7237 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7238 (SHLIB_INSTALL): Adjust accordingly.
7239 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7240 * config/t-slibgcc-sld: Likewise.
7241 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7242 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7243 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7245 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7246 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7247 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7248 Use @shlib_base_name@ instead of @shlib_so_name@.
7249 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7250 and @shlib_base_name@.so in @multilib_dir@.
7251 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7252 to the install path.
7253 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7254 (SHLIB_LINK): Remove previous workaround.
7255 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7256 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7257 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7259 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7260 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7261 (SHLIB_INSTALL): Adjust accordingly.
7262 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7263 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7264 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7265 config/t-slibgcc-elf-ver.
7267 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7268 Jakub Jelinek <jakub@redhat.com>
7270 PR tree-optimization/19828
7271 * tree-ssa-loop-im.c: Add a TODO comment.
7272 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7273 without side-effects.
7275 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7277 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7280 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7282 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7283 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7284 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7286 (ia64_reorg): Delete fixup_errata call.
7287 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7288 (TARGET_SWITCHES): Delete -mb-step entry.
7290 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7293 * c-typeck.c (composite_type): Handle quals in transparent unions.
7294 (type_lists_compatible_p): Likewise.
7296 2005-02-18 Stan Shebs <shebs@apple.com>
7298 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7299 expressions in the .literal8 section.
7301 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7303 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7305 2005-02-18 Roger Sayle <roger@eyesopen.com>
7307 * fold-const.c (constant_boolean_node): Always create values of the
7308 specified type, don't bother calling truthvalue_conversion.
7310 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7312 * except.c (output_function_exception_table): Call
7313 assemble_external_libcall (eh_personality_libfunc).
7315 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7318 * config/ia64/ia64.h (struct machine_function): Add state_num.
7319 * config/ia64/ia64.c (process_epilogue,
7320 process_for_unwind_directive): Use new unwind state numbers each
7321 time rather than state 1.
7323 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7326 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7327 before the "*llgt_didi" pattern.
7329 2005-02-18 Jason Merrill <jason@redhat.com>
7331 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7333 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7335 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7336 (div0): Use it in place of ARM_FUNC_ALIAS.
7337 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7339 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7342 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7343 access, the lower bound of the array type if it exists.
7345 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7348 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7349 cases that are out-of-range for the index type.
7351 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7353 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7354 (estimate_case_costs): Don't call convert.
7355 * expmed.c (expand_shift): Likewise.
7356 (make_tree): Call fold_convert instead of convert.
7358 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7361 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7362 that ref to be marked MEM_READONLY_P doesn't have base that needs
7365 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7367 * genautomata.c (output_get_cpu_unit_code_func,
7368 output_cpu_unit_reservation_p): Don't generate old-style function
7371 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7374 PR tree-optimization/20009
7375 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7377 PR tree-optimization/18947
7378 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7379 inline, remove all nodes that are inlined into the extern inline
7382 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7384 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7385 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7386 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7387 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7390 2005-02-17 Roger Sayle <roger@eyesopen.com>
7392 PR tree-optimization/19917
7393 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7394 to be potentially trapping.
7396 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7398 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7400 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7402 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7403 tem becomes a local variable which is set to the value of the
7404 back end defined INITIAL_FRAME_ADDRESS macro.
7405 (expand_builtin_frame_address): Omit the base parameter to
7406 expand_builtin_return_addr.
7407 (expand_builtin_profile_func): Likewise.
7408 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7409 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7410 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7412 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7414 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7415 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7416 * config/frv/frv.c (frv_function_epilogue): Likewise.
7418 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7420 * lambda-code (perfect_nestify): Remove mark/unmark
7422 * tree-loop-linear.c (linear_transform_loops): Add
7423 rewrite_into_ssa call so that ssa is correct for
7424 rewriting into loop closed.
7426 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7428 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7429 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7431 * bt-load.c (btr_def_live_range, combine_btr_defs,
7432 migrate_btr_def, migrate_btr_defs): Likewise.
7433 * cfgcleanup.c (thread_jump): Likewise.
7434 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7435 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7436 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7437 df_rd_local_compute, df_reg_info_compute): Likewise.
7438 * dominance.c (init_dom_info, free_dom_info): Likewise.
7439 * flow.c (init_propagate_block_info,
7440 free_propagate_block_info): Likewise.
7441 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7442 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7443 modify_reg_pav): Likewise.
7444 * loop-invariant.c (find_defs, find_invariant_insn,
7445 find_invariants, free_inv_motion_data): Likewise.
7446 * predict.c (tree_predict_by_opcode,
7447 estimate_bb_frequencies): Likewise.
7448 * stmt.c (expand_case): Likewise.
7449 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7450 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7451 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7452 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7453 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7454 rewrite_ssa_into_ssa): Likewise.
7455 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7456 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7457 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7458 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7459 * tree-sra.c (tree_sra): Likewise.
7460 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7461 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7462 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7463 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7464 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7465 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7467 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7468 calculate_live_on_entry, calculate_live_on_exit,
7469 build_tree_conflict_graph): Likewise.
7470 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7471 record_important_candidates, set_use_iv_cost, find_depends,
7472 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7473 tree_ssa_iv_optimize_finalize): Likewise.
7474 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7475 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7476 tree_duplicate_loop_to_header_edge): Likewise.
7477 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7478 * tree-ssa.c (verify_flow_insensitive_alias_info,
7479 verify_name_tags, verify_ssa, init_tree_ssa,
7480 delete_tree_ssa): Likewise.
7481 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7482 fini_ssanames): Likewise.
7483 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7485 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7487 * config/rs6000/t-rtems: Completely reworked.
7489 2005-02-17 Ira Rosen <irar@il.ibm.com>
7491 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7493 2005-02-17 Ira Rosen <irar@il.ibm.com>
7495 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7496 POINTER_TYPE_P when checking that type is a pointer.
7497 (vect_get_memtag): Remove.
7498 (vect_address_analysis): Use POINTER_TYPE_P. Call
7499 vect_object_analysis with dummy parameter for memtag.
7500 (vect_object_analysis): Extract memtag (functionality that
7501 used to be in vect_get_memtag and moved here). Fix printings.
7502 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7503 with correct parameters. Remove call to vect_get_memtag.
7505 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7507 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7508 (tree-vectorizer.o): Added missing dependencies.
7510 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7512 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7513 declaration in tree-vectorizer.c, now has an extern declaration in
7515 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7516 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7517 get_vectype_for_scalar_type, vect_is_simple_use,
7518 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7519 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7520 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7521 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7522 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7523 find_loop_location): Likewise.
7525 * tree-vectorizer.c (langhooks.h): #include removed.
7526 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7527 moved to tree-vectorized.h.
7528 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7529 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7530 get_vectype_for_scalar_type, vect_is_simple_use,
7531 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7532 vect_supportable_dr_alignment, new_loop_vec_info,
7533 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7534 vect_set_verbosity_level, find_loop_location): Likewise.
7536 (vect_analyze_loop): Function externalized. Declaration moved to
7537 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7538 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7539 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7540 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7541 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7542 vect_enhance_data_refs_alignment, vect_analyze_operations,
7543 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7544 vect_stmt_relevant_p, vect_get_loop_niters,
7545 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7546 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7547 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7548 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7549 vect_get_memtag): Likewise.
7551 (vectorizable_load): Function externalized. Declaration moved to
7552 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7553 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7554 vect_transform_loop): Likewise.
7555 (vect_transform_stmt): Moved to tree-vect-transform.c.
7556 (vect_align_data_ref, vect_create_destination_var,
7557 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7558 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7559 vect_get_vec_def_for_operand, vect_init_vector,
7560 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7561 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7562 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7563 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7564 vect_do_peeling_for_loop_bound): Likewise.
7566 * tree-vect-analyze.c: New file.
7567 * tree-vect-transform.c: New file.
7569 2005-02-17 Jason Merrill <jason@redhat.com>
7571 PR mudflap/19319, c++/19317
7572 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7575 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7577 * doc/install.texi (Specific): Update link for Darwin-specific
7580 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7582 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7583 constant_boolean_node.
7585 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7588 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7589 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7591 2005-02-16 Richard Henderson <rth@redhat.com>
7594 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7596 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7597 replace uses with Wtype_MAXp1_F.
7598 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7599 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7600 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7601 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7602 and HAVE_TFMODE as appropriate.
7603 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7604 (__floatdisf): Likewise.
7605 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7606 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7607 (Wtype_MAXp1_F): New.
7608 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7609 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7611 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7614 * arm.c (arm_apply_result_size): New function.
7615 * arm.h (APPLY_RESULT_SIZE): Define.
7616 * arm-protos.h (arm_apply_result_size): Add prototype.
7617 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7618 (movxf): New expand.
7619 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7620 (call_value_symbol): Remove predicate for operand 0.
7621 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7622 (untyped_call): Rework to correclty return values for any type.
7623 (untyped_return): New expand.
7624 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7626 2005-02-16 Stan Shebs <shebs@apple.com>
7628 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7629 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7631 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7633 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7634 configure settings on Solaris 7 and later.
7636 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7638 PR tree-optimization/19865
7639 * tree-optimize.c (init_tree_optimization_passes): Run
7640 pass_may_alias after pass_sra.
7642 2005-02-16 Richard Henderson <rth@redhat.com>
7643 Stuart Hastings <stuart@apple.com>
7646 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7647 Do nothing if debug info suppressed for this function.
7648 (dbxout_begin_function): Early exit if debug info suppressed for
7651 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7654 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7656 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7658 PR tree-optimization/19967
7659 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7660 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7661 argument TYPE. Adjust calls to fold_builtin_XXX.
7662 (expand_builtin, fold_builtin_1): Adjust calls to
7664 (fold_builtin_strchr, fold_builtin_strpbrk,
7665 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7666 result to a requested type TYPE.
7668 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7671 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7672 (T)x & (T)cst if (T)cst overflows.
7673 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7674 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7676 2005-02-15 Jeff Law <law@redhat.com>
7678 * gcse.c (blocks_with_calls): New bitmap.
7679 (alloc_gcse_mem): Allocate it.
7680 (free_gcse_mem): Free it.
7681 (clear_modifY_mem_tables): Clear it.
7682 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7683 when we encounter CALL_INSNs.
7684 (compute_transp, case MEM): Handle blocks with calls separate
7685 from blocks without calls. Use bitmap iterators rather than
7688 2005-02-15 Peter O'Gorman <peter@pogma.com>
7691 * mklibgcc.in (vis_hide): Use a temporary object file, not
7694 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7697 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7698 access optimization.
7700 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7701 Alan Modra <amodra@bigpond.net.au>
7704 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7705 (_xlqsub): Rename to __gcc_qsub.
7706 (_xlqmul): Rename to __gcc_qmul.
7707 (_xlqdiv): Rename to __gcc_qdiv.
7708 Provide versioned symbol aliases with old names.
7709 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7710 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7711 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7712 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7713 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7715 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7717 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7718 Fold ~(A - 1) and ~(A + -1) to -A.
7720 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7724 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7725 config/pa/pa-host.c:pa_gt_pch_use_address.
7727 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7729 * tree-vn.c (get_value_handle): Make sure that given an
7730 is_gimple_min_invariant expression, we always return it.
7732 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7734 * passes.c (rest_of_handle_gcse): Fix a comment.
7736 2005-02-15 Jeff Law <law@redhat.com>
7738 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7740 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7741 (canon_list_insert, record_last_mem_set_info): Similarly.
7742 (clear_modify_mem_tables): Similarly.
7744 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7746 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7747 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7748 config/mips/mips.md, config/rs6000/aix.h,
7749 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7751 2005-02-15 Richard Henderson <rth@redhat.com>
7753 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7754 call to be best_edge.
7756 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7758 * basic-block.h: Adjust the prototype for find_basic_blocks.
7759 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7760 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7763 * flow.c (recompute_reg_usage): Remove all arguments.
7764 * passes.c (rest_of_compilation): Adjust the call to
7765 recompute_reg_usage.
7766 * rtl.h: Adjust the prototype for recompute_reg_usage.
7768 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7770 * tree-dump.c (dump_files): Update to reflect new member
7772 (dump_register): Add new argument.
7774 (dump_switch_p_1): Check against glob name if doglob was passed.
7775 (dump_switch_p): Check against regular first, then glob if
7776 we didn't have any hits on the dump name.
7777 * tree-optimize.c (register_one_dump_file):
7778 Pass in glob name as well.
7779 * tree-pass.h (struct dump_file_info): Add glob
7782 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7784 PR preprocessor/16323
7785 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7787 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7790 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7791 (trunctfdf2_internal1): New.
7792 (trunctfdf2_internal2): Renamed from trunctfdf2.
7794 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7796 PR tree-optimization/19853
7797 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7799 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7801 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7802 delete_dead_jumptables and cleanup_cfg.
7804 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7806 * reload.c (find_reloads): Swap address_reloaded flags when
7807 swapping commutative operands.
7809 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7811 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7812 Use standard_iv_increment_position for computing the bsi position
7814 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7817 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7820 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7821 life range of hard registers.
7822 * value-prof.c (insn_prefetch_values_to_profile): Only
7825 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7826 profile in libcalls.
7828 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7830 * bitmap.h (bitmap_and_compl_into): Return bool.
7831 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7833 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7835 PR tree-optimization/19944
7836 * fold-const.c (fold): Re-add ABS_EXPR folding.
7838 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7841 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7842 {TARGET,MASK}_XL_COMPAT.
7843 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7845 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7846 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7848 (rs6000_arg_partial_bytes): Same.
7849 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7850 and XL compatibility enabled.
7851 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7852 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7853 test to final condition.
7854 (cmptf_internal2): New.
7855 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7856 xl-compat. Add TFmode information to description.
7858 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7860 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7862 2005-02-13 Jason Merrill <jason@redhat.com>
7865 * fold-const.c (fold_indirect_ref_1): Split out from...
7866 (build_fold_indirect_ref): Here.
7867 (fold_indirect_ref): New fn.
7868 * tree.h: Declare it.
7869 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7870 (gimplify_modify_expr_rhs): Likewise.
7871 (gimplify_expr): Likewise.
7873 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7875 PR tree-optimization/14303
7876 PR tree-optimization/15784
7877 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7878 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7879 ABS_EXPR<x> != 0 to x != 0.
7881 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7883 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7884 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7885 spelling conventions.
7887 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7888 delete_trivially_dead_insns too many times.
7890 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7893 2005-02-12 Ira Rosen <irar@il.ibm.com>
7895 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7896 (vect_is_simple_iv_evolution): Remove redundant parameter
7898 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7899 without last parameter.
7900 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7901 Return pointer step. Call vect_is_simple_iv_evolution without
7902 last parameter. Check only that the step is multiple of size
7903 type. Remove stmt_vinfo updates.
7904 (vect_get_memtag_and_dr): Remove.
7905 (vect_get_memtag): New function.
7906 (vect_address_analysis): New function.
7907 (vect_object_analysis): New function.
7908 (vect_analyze_data_refs): Call vect_object_analysis and
7909 vect_get_memtag. Update stmt_vinfo fields.
7911 2005-02-12 Ira Rosen <irar@il.ibm.com>
7913 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7914 exist and are objects. Remove checks for pointer.
7915 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7916 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7917 (vect_create_data_ref_ptr): Likewise.
7918 (vect_base_addr_differ_p): New function.
7919 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7920 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7921 Don't set the DR_BASE_NAME field of data-ref.
7922 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7924 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7926 * optabs.h (enum optab_index): Add new OTI_ldexp.
7927 (ldexp_optab): Define corresponding macro.
7928 * optabs.c (init_optabs): Initialize ldexp_optab.
7929 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7931 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7933 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7934 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7936 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7937 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7940 2005-02-12 Ira Rosen <irar@il.ibm.com>
7942 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
7944 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
7946 (vect_get_base_and_offset): Always return an address.
7947 (vect_create_addr_base_for_vector_ref): Remove treatment for
7948 different data reference types.
7949 (vect_compute_data_ref_alignment): Rename base to base_address in
7950 stmt_vec_info. Get the object in order to force its alignment.
7951 (vect_get_memtag_and_dr): Rename base to base_address in
7952 stmt_vec_info. Extract the object for memtag analysis.
7954 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
7956 PR regression/19898.
7957 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
7958 changes cc_status, use apply modified_in_p to part of cc_status
7959 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
7962 2005-02-11 Richard Henderson <rth@redhat.com>
7964 * tree-complex.c (expand_complex_libcall): New.
7965 (expand_complex_multiplication): Use it for c99 compliance.
7966 (expand_complex_division): Likewise.
7967 * fold-const.c (fold_complex_add, fold_complex_mult): New.
7969 * builtins.c (built_in_names): Remove const.
7970 * tree.c (build_common_builtin_nodes): Build complex arithmetic
7972 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
7973 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
7974 (built_in_names): Remove const.
7975 * c-common.c (c_common_type_for_mode): Handle complex modes.
7976 * flags.h, toplev.c (flag_complex_method): Rename from
7977 flag_complex_divide_method.
7978 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
7979 __mulsc3, __muldc3, __mulxc3, __multc3): New.
7980 * libgcc2.h: Declare them.
7981 * libgcc-std.ver: Export them.
7982 * mklibgcc.in (lib2funcs): Build them.
7984 2005-02-11 Steven Bosscher <stevenb@suse.de>
7986 PR tree-optimization/19876
7987 Partially revert my change from 2005-01-14
7988 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
7989 (compute_antic): ...and remove the loop here.
7991 2005-02-11 Jakub Jelinek <jakub@redhat.com>
7994 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
7995 is number of inner's bits, avoid creating a BIT_FIELD_REF.
7997 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
7998 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8000 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8002 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8003 offsets for the big-endian 32-bit case.
8005 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8007 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8009 2005-02-11 Dale Johannesen <dalej@apple.com>
8011 * cselib.c (cselib_process_insn): Clear out regs where
8012 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8013 * reload.c (find_equiv_reg): Ditto.
8015 2005-02-11 Ian Lance Taylor <ian@airs.com>
8017 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8020 * tree.c (build_function_type_list): Work correctly if there are
8023 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8025 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8026 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8027 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8028 TARGET_ZARCH instead of TARGET_64BIT.
8030 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8032 * config/rs6000/t-rtems:
8033 (MULTILIB_OPTIONS): Remove mcpu=602.
8034 (MUTLILIB_DIRNAMES): Remove m602.
8035 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8036 Let mcpu=602 match mcpu=603.
8037 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8039 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8041 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8044 2005-02-10 David Daney <ddaney@avtrex.com>
8046 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8047 * config/i386/linux-unwind.h: Likewise.
8048 * config/ia64/linux-unwind.h: Likewise.
8049 * config/mips/linux-unwind.h: Likewise.
8050 * config/pa/linux-unwind.h: Likewise.
8051 * config/rs6000/linux-unwind.h: Likewise.
8052 * config/s390/linux-unwind.h: Likewise.
8053 * config/sh/linux-unwind.h: Likewise.
8054 * config/sparc/linux-unwind.h: Likewise.
8056 2005-02-10 Steven Bosscher <stevenb@suse.de>
8058 PR tree-optimization/17549
8059 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8060 TER to replace a DEF with its expression if the DEF and the
8061 rhs of the expression we replace into have the same root
8064 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8066 * config/mips/mips.md: Fix the placement of the match_scratch in the
8069 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8071 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8074 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8076 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8077 (strip_offset): Handle addresses.
8078 (add_address_candidates): Use strip_offset.
8079 (difference_cost): Reflect strip_offset change.
8080 (force_var_cost, difference_cost): Strip nops.
8082 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8084 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8086 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8087 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8088 config/cris/cris-protos.h, config/cris/cris.c: Update
8091 2005-02-10 Jeff Law <law@redhat.com>
8093 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8094 (lookup_avail_expr): Similarly.
8096 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8098 * builtins.c (fold_builtin_powi): New function.
8099 (fold_builtin_1): Call it.
8101 2005-02-10 Steven Bosscher <stevenb@suse.de>
8103 PR documentation/19309
8104 * doc/cpp.texi: The __GNUC__ and related predefined macros
8105 are also defined for the "standalone" cpp.
8106 Some non-GCC compilers may also define __GNUC__.
8108 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8111 * c-typeck.c (common_type): New routine. Old common_type renamed
8113 (c_common_type): ...this.
8114 (build_conditional_expr, build_binary_op): Use c_common_type instead
8117 2005-02-10 Steven Bosscher <stevenb@suse.de>
8119 * doc/md.texi: Replace @samp{length} with @code{length}.
8121 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8123 PR tree-optimization/18687
8124 * tree-flow.h (find_loop_niter): Declare.
8125 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8126 Try using scev even for loops with more than one exit.
8127 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8128 (struct ivopts_data): Added niters field.
8129 (struct nfe_cache_elt): New.
8130 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8132 (tree_ssa_iv_optimize_init): Initialize niters cache.
8133 (determine_number_of_iterations): Removed.
8134 (find_induction_variables): Do not call determine_number_of_iterations.
8135 Access niters for single exit through niter_for_single_dom_exit.
8136 (add_iv_outer_candidates): Access niters for single exit through
8137 niter_for_single_dom_exit.
8138 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8139 number_of_iterations_cond.
8140 (iv_period): New function.
8141 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8142 (may_replace_final_value): Take data argument. Use
8143 niter_for_single_dom_exit.
8144 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8145 (rewrite_use_compare): Pass data to may_eliminate_iv.
8146 (rewrite_use_outer): Pass data to may_replace_final_value.
8147 (free_loop_data): Clean up the niters cache.
8148 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8149 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8150 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8151 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8152 (num_ending_zeros): Moved to tree.c.
8153 * tree.h (num_ending_zeros): Declare.
8154 * tree.c (num_ending_zeros): Moved from tree.c.
8156 2005-02-09 Richard Henderson <rth@redhat.com>
8158 * builtins.c (DEF_BUILTIN): Add COND argument.
8159 * tree.h (DEF_BUILTIN): Likewise.
8160 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8161 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8163 (DEF_BUILTIN_STUB): New.
8164 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8165 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8166 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8167 * c-common.c (DEF_BUILTIN): Add COND argument.
8168 * tree.c (local_define_builtin): New.
8169 (build_common_builtin_nodes): New.
8171 2005-02-09 Roger Sayle <roger@eyesopen.com>
8173 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8174 floating point expression ignoring the sign of the result.
8175 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8176 (fold) <MULT_EXPR>: Use it to simplify x*x.
8177 * tree.h (fold_strip_sign_ops): Prototype here.
8178 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8179 argument. Use fold_strip_sign_ops to simplify the first argument.
8180 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8181 first argument when the second argument is an even integer
8182 constant, but only with -funsafe_math_optimizations.
8183 (fold_builtin_1): Update call to fold_builtin_copysign.
8185 2005-02-09 Ian Lance Taylor <ian@airs.com>
8188 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8189 just check whether EH_FILTER_FAILURE falls through.
8191 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8193 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8194 insns return to ready list in the next turn.
8196 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8199 * builtins.def: New __builtin_powi[lf].
8200 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8201 (expand_builtin_powi): New function.
8202 (expand_builtin): Dispatch to expand_builtin_powi.
8203 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8204 * libgcc2.c: Add __builtin_powi[lf] implementation.
8205 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8206 * optabs.h: Add powi_optab.
8207 * optabs.c (init_optabs): Initialize powi_optab.
8208 * doc/extend.texi: Document __builtin_powi[lf].
8210 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8212 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8215 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8218 * fold-const.c (try_move_mult_to_index): Remove redundant
8219 type argument. Create ADDR_EXPR with correct type.
8220 (fold): Update callers of try_move_mult_to_index. Convert
8221 result to the appropriate type.
8223 2005-02-09 Roger Sayle <roger@eyesopen.com>
8226 * config/avr/avr.c (default_rtx_costs): Delete.
8227 (avr_operand_rtx_cost): New function.
8228 (avr_rtx_costs): Completely rewrite.
8230 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8233 * config/cris/cris.c (in_code): New variable.
8234 (cris_output_addr_const): Now a static function, a wrapper for
8236 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8237 case from old cris_output_addr_const.
8238 (cris_asm_output_label_ref): Similar for LABEL_REF.
8239 (cris_output_addr_const_extra): Similar for UNSPEC.
8240 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8241 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8242 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8244 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8245 (cris_asm_output_label_ref): Declare.
8247 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8249 PR preprocessor/19801
8250 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8251 filenames that changed when libcpp was moved to the toplevel.
8253 2005-02-07 Roger Sayle <roger@eyesopen.com>
8255 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8256 zero extensions of BImode operands. Call lowpart_subreg instead
8257 of gen_lowpart_common and gen_lowpart_SUBREG.
8259 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8262 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8263 * configure.ac: Set cc_for_cross_gnattools.
8264 * configure: Regenerate.
8266 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8269 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8271 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8274 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8275 of nested functions.
8277 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8279 * doc/extend.texi: Document deprecated extensions allowing
8280 static floating-point members to have initializers and allowing
8281 floating-point literals in integral constant expressions.
8283 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8285 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8286 config/darwin7.h, config/mips/mips.c,
8287 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8290 * cse.c: Update comments.
8292 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8295 * builtins.c (fold_builtin_sqrt): Transform
8296 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8299 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8300 Dorit Naishlos <dorit@il.ibm.com>
8302 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8303 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8304 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8306 * tree.h (vect_set_verbosity_level): New extern function declaration
8308 * tree-vectorizer.h (verbosity_levels): New enum type.
8309 * tree-vectorizer.c (vect_debug_stats): Function removed.
8310 (vect_debug_details): Likewise.
8311 (vect_verbosity_level): Global variable was defined and initialized.
8312 (vect_dump): Global variable definition.
8313 (vect_print_dump_info): New function.
8314 (vect_set_dump_settings): New function.
8315 (vect_set_verbosity_level): New function.
8316 (vectorize_loops): Add call to vect_set_dump_settings.
8318 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8319 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8320 (slpeel_tree_peel_loop_to_edge): Likewise.
8322 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8323 appropriate verbosity level instead of call to vect_debug_details
8324 or vect_debug_stats.
8325 (vect_get_base_and_offset):
8326 (vect_create_addr_base_for_vector_ref):
8327 (get_vectype_for_scalar_type):
8328 (vect_create_data_ref_ptr):
8330 (vect_get_vec_def_for_operand):
8331 (vect_finish_stmt_generation):
8332 (vectorizable_assignment):
8333 (vectorizable_operation):
8334 (vectorizable_store):
8335 (vectorizable_load):
8336 (vect_transform_stmt):
8337 (vect_update_ivs_after_vectorizer):
8338 (vect_do_peeling_for_loop_bound):
8339 (vect_update_inits_of_drs):
8340 (vect_do_peeling_for_alignment):
8341 (vect_transform_loop):
8342 (vect_is_simple_use):
8343 (vect_analyze_operations):
8344 (vect_is_simple_iv_evolution):
8345 (vect_analyze_scalar_cycles):
8346 (vect_analyze_data_ref_dependence):
8347 (vect_analyze_data_ref_dependences):
8348 (vect_compute_data_ref_alignment):
8349 (vect_enhance_data_refs_alignment):
8350 (vect_analyze_data_refs_alignment):
8351 (vect_analyze_data_ref_access):
8352 (vect_analyze_data_ref_accesses):
8353 (vect_analyze_pointer_ref_access):
8354 (vect_get_memtag_and_dr):
8355 (vect_analyze_data_refs):
8356 (vect_mark_relevant):
8357 (vect_stmt_relevant_p):
8358 (vect_mark_stmts_to_be_vectorized):
8359 (vect_can_advance_ivs_p):
8360 (vect_get_loop_niters):
8361 (vect_analyze_loop_form):
8362 (vect_analyze_loop):
8363 (vectorize_loops): Likewise.
8365 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8366 (vect_update_inits_of_drs):
8367 (vect_do_peeling_for_alignment):
8368 (vect_transform_loop):
8369 (vect_analyze_operations):
8370 (vect_analyze_scalar_cycles):
8371 (vect_analyze_data_ref_dependences):
8372 (vect_analyze_data_refs_alignment):
8373 (vect_analyze_data_ref_accesses):
8374 (vect_analyze_data_refs):
8375 (vect_mark_stmts_to_be_vectorized):
8376 (vect_get_loop_niters):
8377 (vect_analyze_loop_form):
8378 (vect_analyze_loop): Likewise.
8379 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8381 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8385 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8386 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8387 either -ffast-math or -funsafe-math-optimizations is in use.
8389 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8390 * config/mips/irix-csr.c: New file.
8391 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8392 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8393 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8396 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8398 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8399 redundant, incorrect definitions.
8401 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8403 ("*tls_indirect_call"): New, reference hard regs directly.
8404 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8406 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8408 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8409 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8411 2005-02-06 Roger Sayle <roger@eyesopen.com>
8413 PR rtl-optimization/19800
8414 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8415 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8418 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8420 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8422 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8425 * doc/invoke.texi: Correct documentation of -freorder-functions.
8427 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8430 * doc/invoke.texi: Don't mention gccbug.
8432 2005-02-06 Roger Sayle <roger@eyesopen.com>
8433 Andrew Pinski <pinskia@physics.uc.edu>
8434 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8436 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8437 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8438 into just (zero_extract:SI FOO (const_int 1) BAR).
8440 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8442 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8443 macro locally. Don't give last revision date. Use GCC version
8444 number from gcc-common.texi.
8445 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8446 revision date. Use GCC version number from gcc-common.texi.
8447 Describe being a library as current state rather than as 3.x
8449 * doc/gcc.texi: Remove last update date.
8450 * doc/gccint.texi: Likewise. Update copyright dates.
8451 * doc/install.texi: Update copyright dates.
8453 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8456 * doc/invoke.texi: Mention for each option included in -Wall that
8457 it is included in -Wall.
8458 * doc/gcc.texi: Update copyright and last modification date.
8460 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8462 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8463 unnecessary cast to original induction variable increments.
8465 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8467 PR tree-optimization/18219
8468 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8469 in distributed form.
8471 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8473 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8474 Set bitpos and offset later in the function. Do nothing if the
8475 target is a register and if the bitfield lies completely outside
8477 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8478 here. Return an uninitialised register if the source value is stored
8479 in a register and the bitfield lies completely outside that register.
8481 2005-02-06 Steven Bosscher <stevenb@suse.de>
8483 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8486 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8488 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8490 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8492 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8493 * config/darwin8.h: New.
8494 * config/darwin7.h: Update comment.
8496 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8497 Dorit Naishlos <dorit@il.ibm.com>
8499 * tree-vectorizer.h (LOC): New type.
8500 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8501 (loop_line_number): New field in struct _loop_vec_info.
8502 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8504 * tree-vectorizer.c (input.h): Included.
8505 (find_loop_location): New function.
8506 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8507 loop line number removed.
8508 (vect_debug_details): Likewise.
8509 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8511 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8512 call to vect_debug_details/stats changed from loop to loop_loc.
8513 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8514 (slpeel_tree_peel_loop_to_edge): Likewise.
8516 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8517 changed from NULL to UNKNOWN_LOC.
8518 (vect_get_base_and_offset):
8519 (vect_create_addr_base_for_vector_ref):
8520 (get_vectype_for_scalar_type):
8521 (vect_create_data_ref_ptr):
8523 (vect_get_vec_def_for_operand):
8524 (vect_finish_stmt_generation):
8525 (vectorizable_assignment):
8526 (vectorizable_operation):
8527 (vectorizable_store):
8528 (vectorizable_load):
8529 (vect_transform_stmt):
8530 (vect_update_ivs_after_vectorizer):
8531 (vect_do_peeling_for_loop_bound):
8532 (vect_do_peeling_for_alignment):
8533 (vect_transform_loop):
8534 (vect_is_simple_use):
8535 (vect_analyze_operations):
8536 (vect_is_simple_iv_evolution):
8537 (vect_analyze_scalar_cycles):
8538 (vect_analyze_data_ref_dependences):
8539 (vect_compute_data_ref_alignment):
8540 (vect_enhance_data_refs_alignment):
8541 (vect_analyze_data_ref_access):
8542 (vect_analyze_data_ref_accesses):
8543 (vect_analyze_pointer_ref_access):
8544 (vect_get_memtag_and_dr):
8545 (vect_analyze_data_refs):
8546 (vect_mark_relevant):
8547 (vect_stmt_relevant_p):
8548 (vect_mark_stmts_to_be_vectorized):
8549 (vect_can_advance_ivs_p):
8550 (vect_get_loop_niters):
8551 (vect_analyze_loop):
8552 (vectorize_loops): Likewise.
8554 (vectorizable_load): Argument in call to vect_debug_details/stats
8555 changed from loop to LOOP_LOC (loop_vinfo).
8556 (vect_transform_loop):
8557 (vect_analyze_operations):
8558 (vect_analyze_scalar_cycles):
8559 (vect_analyze_data_ref_dependence):
8560 (vect_enhance_data_refs_alignment):
8561 (vect_analyze_data_ref_accesses):
8562 (vect_analyze_pointer_ref_access):
8563 (vect_analyze_data_refs):
8564 (vect_analyze_loop): Likewise.
8566 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8567 changed from loop to loop_loc.
8569 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8571 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8572 Dorit Naishlos <dorit@il.ibm.com>
8574 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8576 (vect_analyze_data_ref_dependences): Likewise.
8578 (vect_is_simple_use): Argument changed from loop structure to
8579 loop_vect_info structure.
8580 (vect_can_advance_ivs_p): Likewise.
8581 (vect_create_index_for_vector_ref): Likewise.
8582 (vect_update_ivs_after_vectorizer): Likewise.
8583 (new_stmt_vec_info): Likewise.
8585 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8586 changed from loop to loop_vinfo.
8587 (vect_create_data_ref_ptr): First argument in call to
8588 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8589 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8590 was changed from loop to loop_vinfo.
8591 (vectorizable_operation): Likewise.
8592 (vectorizable_store): Likewise.
8593 (vect_mark_stmts_to_be_vectorized): Likewise.
8594 (vect_do_peeling_for_loop_bound): First argument in call to
8595 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8596 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8597 was changed from loop to loop_vinfo.
8598 (vect_analyze_data_ref_dependences): Third argument in call to
8599 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8601 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8602 (vect_create_data_ref_ptr): Likewise.
8603 (vect_init_vector): Likewise.
8604 (vect_get_vec_def_for_operand): Likewise.
8605 (vectorizable_assignment): Likewise.
8606 (vectorizable_operation): Likewise.
8607 (vectorizable_store): Likewise.
8608 (vectorizable_load): Likewise.
8609 (vect_update_ivs_after_vectorizer): Likewise.
8610 (vect_is_simple_use): Likewise.
8611 (vect_analyze_data_ref_dependence): Likewise.
8612 (vect_analyze_pointer_ref_access): Likewise.
8613 (vect_can_advance_ivs_p): Likewise.
8615 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8616 before _stmt_vec_info.
8617 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8618 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8619 (new_stmt_vec_info): Argument changed from loop structure to
8620 loop_vect_info structure
8622 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8623 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8624 (vect_create_addr_base_for_vector_ref): Likewise.
8625 (vect_analyze_pointer_ref_access): Likewise.
8627 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8630 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8631 phi flag if the phi is abnormal.
8633 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8636 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8637 information for the new statement.
8639 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8642 * gcc.c (main): Include the target in -v output.
8644 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8646 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8647 Do not drop the extend if we'd have to add a paradoxical subreg
8648 later. Include optabs.h and insn-codes.h.
8649 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8651 2005-02-02 Roger Sayle <roger@eyesopen.com>
8654 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8655 * fold-const.c (const_binop): Avoid constant folding floating
8656 point operations in modes that use composite representations.
8657 * simplify-rtx.c (simplify_binary_operation): Likewise.
8659 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8661 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8663 (altivec_dstt): Likewise.
8664 (altivec_dstst): Likewise.
8665 (altivec_dststt): Likewise.
8666 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8669 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8671 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8672 EXPR_LOCUS from orig_cond to the new cond_stmt.
8673 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8676 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8678 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8679 standard_iv_increment_position. Remove call to bsi_next
8680 (no need to bump the iterator anymore).
8681 (vect_create_index_for_vector_ref): Call
8682 standard_iv_increment_position. Remove second function argument.
8683 (vect_finish_stmt_generation): Remove call to bsi_next
8684 (no need to bump the iterator anymore).
8685 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8686 to vect_create_index_for_vector_ref.
8688 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8690 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8691 phis are used out of the loop.
8693 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8696 * c-decl.c (undef_nested_function): New variable.
8697 (pop_scope): Diagnose undefined nested functions.
8698 (finish_function): Don't attempt cgraph processing or genericizing
8699 if current top-level function contained an undefined nested
8700 function. Reset undef_nested_function at the end of a top-level
8703 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8705 * tree.c (build_int_cst_type): Take sign of the value into account
8706 when deciding whether sign extend the value.
8708 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8711 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8712 (cpp_options, cc1_options): Change %{std*&ansi} to
8713 %{std*&ansi&trigraphs}.
8715 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8717 * cse.c: Update comments.
8719 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8721 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8722 arguments go on the stack. Do not put complex doubles in odd/even
8725 2005-02-02 Steven Bosscher <stevenb@suse.de>
8727 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8728 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8729 -ftree-pre, and -fthread-jumps.
8731 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8733 PR tree-optimization/19578
8734 * tree-flow.h (modified_noreturn_calls): Declare.
8735 (noreturn_call_p): Declare.
8736 * tree-flow-inline.h (noreturn_call_p): New function.
8737 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8738 * tree-cfg.c (modified_noreturn_calls): New variable.
8739 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8740 that contain a mid-block noreturn call.
8741 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8743 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8745 * df.c (df_def_record_1, df_uses_record): Don't use
8747 * df.h (DF_FOR_REGALLOC): Remove.
8749 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8752 * c-typeck.c (really_start_incremental_init): Reset
8753 constructor_max_index for arrays of incomplete type.
8755 2005-02-02 Jeff Law <law@redhat.com>
8757 * gcse.c (struct reg_set): Store the block index where the register
8758 was set rather than the setting insn.
8759 (record_one_set, compute_transp): Corresponding changes.
8760 (pre_insert_copy_insn): Do not call replace_one_set.
8761 (replace_one_set): Remove.
8763 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8766 * doc/gcov.texi: Fix typo.
8768 2005-02-01 Richard Henderson <rth@redhat.com
8771 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8772 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8774 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8775 * config/i386/i386-protos.h: Update.
8777 2005-02-01 Steven Bosscher <stevenb@suse.de>
8779 PR tree-optimization/19217
8780 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8781 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8782 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8783 that it is walking a PHI node.
8785 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8787 * doc/extend.texi (Nested Functions): Update.
8789 2005-02-01 Richard Henderson <rth@redhat.com>
8792 * optabs.c (expand_copysign_absneg): Export.
8793 * optabs.h (expand_copysign_absneg): Declare.
8794 * config/rs6000/rs6000.md (copysigntf3): New.
8796 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8798 PR tree-optimization/19633
8799 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8800 * tree-ssa-alias.c (init_alias_info): Initialize.
8801 (merge_pointed_to_info): Set.
8802 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8803 (dump_points_to_info_for): Show value of pt_null.
8804 (struct count_ptr_d): Declare.
8805 (find_ptr_dereference): Remove.
8806 (ptr_is_dereferenced_by): Remove.
8807 (count_ptr_derefs): New local function.
8808 (count_uses_and_derefs): New local function.
8809 (compute_points_to_and_addr_escape): Call it. If the number
8810 of dereferences is greater than zero, mark the pointer as
8811 dereferenced. If there are fewer dereferences than uses of
8812 the pointer, the pointer's value escapes.
8814 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8816 PR tree-optimization/19670
8817 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8819 (verify_use): ... set it here, instead.
8821 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8823 * doc/sourcebuild.texi (Test directives): Fix formatting.
8825 * doc/sourcebuild.texi (Test directives): Describe selector
8828 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8830 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8831 specific 64-bit CPUs.
8833 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8836 * arm.c (arm_eliminable_register): New function.
8837 (adjacent_mem_locations): Don't allow eliminable registers. Use
8838 HOST_WIDE_INT for address offsets.
8839 * arm-protos.h (arm_eliminable_register): Add prototype.
8841 2005-02-01 Steven Bosscher <stevenb@suse.de>
8843 PR optimization/15242
8844 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8845 * basic-block.h (duplicate_computed_gotos): Add prototype.
8846 * bb-reorder.c (duplicate_computed_gotos): New function to
8847 duplicate sufficiently small blocks ending in a computed jump.
8848 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8849 if not optimizing for size.
8850 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8851 never do tail merging for blocks ending in a computed jump.
8852 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8854 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8856 Patch from Richard Sandiford <rsandifo@redhat.com>
8857 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8858 from inheriting a subreg equivalence with a non-spill register.
8860 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8862 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8864 * config/frv/frv.c (movcc_fp_destination_operand): New.
8865 (gpr_or_memory_operand): Fix typo in comment.
8866 (gpr_or_memory_operand_with_scratch): New.
8867 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8868 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8869 movcc_fp_destination_operand.
8870 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8871 Legitimize memory addresses using a scratch register.
8873 2005-01-31 Jeff Law <law@redhat.com>
8875 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8876 bitmap a sparse bitmap instead of a simple bitmap.
8877 (mark_def_sites_initialize_block): Corresponding changes.
8878 (ssa_mark_def_sites_initialize_block): Likewise.
8879 (ssa_mark_phi_uses): Likewise.
8880 (mark_def_site, ssa_mark_def_sites): Likewise.
8881 (mark_def_site_blocks): Likewise.
8882 (rewrite_ssa_into_ssa): Likewise.
8884 * tree-ssa-dom.c (record_cond): Pass correct variable type
8885 for last argument to htab_find_slot_with_hash.
8887 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8888 effects when optimizing 0 % X. Do not try to optimize X % 0.
8890 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8892 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8895 2005-02-01 Eric Christopher <echristo@redhat.com>
8897 * config/mips/mips.c (override_options): Warn if -mint64
8899 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8902 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8904 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8906 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8907 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8908 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8909 (cached_regno): Initialize to INVALID_REGNUM.
8910 (cse_reg_info_table_size,
8911 cse_reg_info_table_first_uninitialized,
8912 cse_reg_info_timestamp): New.
8913 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8915 (init_cse_reg_info, get_cse_reg_info_1): New.
8916 (get_cse_reg_info): Cache the last look-up.
8917 (new_basic_block): Update the code to clear mappings from
8918 registers to cse_reg_info entries.
8919 (cse_main): Call init_cse_reg_info.
8921 * cse.c (get_cse_reg_info): Update a comment.
8923 2005-01-31 Steven Bosscher <stevenb@suse.de>
8926 * c-decl.c (start_decl): Do not warn about arrays of elements with
8927 an incomplete type here.
8928 (grokdeclarator): Do it here by making a pedwarn an error.
8929 * c-typeck.c (push_init_level): If there were previous errors with
8930 the constructor type, do not warn about braces for initializers.
8931 (process_init_element): Likewise for excess initializer elements.
8933 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8935 * cse.c (delete_trivially_dead_insn): Don't iterate.
8937 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8939 * config/rs6000/rs6000.md (copysignsf3): New expand.
8940 (copysigndf3): Likewise.
8942 2005-01-31 Steven Bosscher <stevenb@suse.de>
8944 * recog.c (constrain_operands): Only look for earlyclobber operand
8945 conflicts if an '&' constraint was seen.
8947 2005-01-31 Marc Espie <espie@openbsd.org>
8949 * config.gcc: Don't include embedded systems fragment, switches default
8950 debugging format to ELF.
8951 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
8952 longer pick it up there.
8954 2005-01-31 Dale Johannesen <dalej@apple.com>
8956 * doc/extend.texi (nested functions): Fix linkage description.
8957 Clarify that static is not allowed.
8959 2005-01-31 Dale Johannesen <dalej@apple.com>
8961 * config/rs6000/darwin.md (movsf_low_di): Make work.
8962 (movdf_low_di): Make work.
8964 2005-01-31 Dale Johannesen <dalej@apple.com>
8966 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
8967 Make work for 64 bit.
8969 2005-01-31 Roger Sayle <roger@eyesopen.com>
8970 Dale Johannesen <dalej@apple.com>
8973 * fold-const.c (fold_binary_op_with_conditional_arg):
8974 Make types match original operands, before STRIP_NOPS.
8976 2005-01-31 Alan Modra <amodra@bigpond.net.au>
8978 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
8979 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
8980 (struct gcc_sigcontext): Delete. Merge contents to..
8981 (struct gcc_ucontext): ..here.
8982 (get_sigcontext): Delete.
8983 (get_regs): New function, like get_sigcontext but return regs ptr.
8984 64-bit version finds regs from r1 to support vdso.
8985 (ppc_linux_aux_vector): New function.
8986 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
8989 2005-01-31 Ira Rosen <irar@il.ibm.com>
8991 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
8993 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
8994 redundant fold. Fix misalignment for MINUS_EXPR.
8995 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
8996 (vect_analyze_pointer_ref_access): Likewise.
8997 (vect_get_memtag_and_dr): Likewise.
8999 2005-01-31 Richard Henderson <rth@redhat.com>
9001 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9002 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9003 absnegdf2_i387, absnegxf2_i387): Likewise.
9005 2005-01-31 Richard Henderson <rth@redhat.com>
9008 * optabs.c (expand_copysign_absneg): New.
9009 (expand_copysign_bit): Split out from ...
9010 (expand_copysign): ... here. Use expand_copysign_absneg.
9012 2005-01-30 Roger Sayle <roger@eyesopen.com>
9015 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9016 constant as the second operand and a register as the third.
9018 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9021 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9022 that dllimport'd functions do not use all call-clobbered registers
9025 2005-01-30 Richard Henderson <rth@redhat.com>
9028 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9029 expand_abs_nojump and generalize. Use operand_subword and
9030 emit_no_conflict_block. Support large modes.
9031 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9033 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9034 negation to subtraction.
9035 (expand_copysign): Check that the format has signed zeros.
9036 Use operand_subword and emit_no_conflict_block. Support large modes.
9038 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9040 Fix PR tree-optimization/19624
9042 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9043 * tree-ssa-pre.c: Add cfgloop.h.
9045 (pre_stats): New member, constified.
9046 (inserted_exprs): New static variable.
9047 (NECESSARY): New macro.
9048 (create_expression_by_pieces): Fold the expression, and
9049 mark it as defaulting to not necessary. Also put in
9051 (fully_constant_expression): New function.
9052 (insert_into_preds_of_block): Modify to not insert phis when we
9053 are playing with induction variables.
9054 Push phis onto the inserted_exprs vector, and mark them as not
9055 necessary by default.
9056 (insert_aux): Call fully_constant_expression on eprime.
9057 If all edges produce the same value, mark it constant.
9058 (mark_operand_necessary): New function.
9059 (remove_dead_inserted_code): New function.
9060 (init_pre): Init loop optimizer to get loop info.
9061 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9062 (execute_pre): Commit edge inserts, then remove dead code.
9064 2005-01-30 Richard Henderson <rth@redhat.com>
9066 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9067 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9069 2005-01-30 Richard Henderson <rth@redhat.com>
9072 * config/i386/i386.c (ix86_expand_copysign): New.
9073 (ix86_split_copysign_const): New.
9074 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9075 rearrange op1/nmask operands.
9076 * config/i386/i386-protos.h: Update.
9077 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9078 (copysigndf3): Likewise.
9079 (copysignsf3_const, copysigndf3_const): New.
9080 (copysignsf3_var): Rename from copysignsf3, split out splitter
9081 and fix split predicate for X constraint.
9082 (copysigndf3_var): Similarly.
9084 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9086 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9087 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9088 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9090 2005-01-29 Richard Henderson <rth@redhat.com>
9093 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9094 of # and * in constraints.
9096 2005-01-29 Richard Henderson <rth@redhat.com>
9099 * expr.c (store_field): Don't strip sub-mode cast when the input
9100 data is even smaller.
9102 2005-01-29 Richard Henderson <rth@redhat.com>
9105 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9108 2005-01-29 Richard Henderson <rth@redhat.com>
9110 * combine.c (make_field_assignment): Fix argument order
9113 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9115 PR tree-optimization/15791
9116 * fold-const.c (extract_array_ref): New function.
9117 (fold): Fold comparisons between &a[i] and &a[j] or
9118 semantically equivalent trees.
9120 2005-01-29 Jeff Law <law@redhat.com>
9122 * gcse.c (insert_expr_in_table): Revamp handling of available
9123 and anticipatable occurrence lists to avoid unnecessary list
9125 (insert_set_in_table): Similarly.
9127 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9129 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9131 (c_build_qualified_type): Build qualified array types with
9132 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9133 * c-decl.c (c_make_fname_decl): Build unqualified array type
9134 before qualified type.
9135 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9136 type is qualified, not just if type itself is. Don't apply
9137 qualifiers to array type when declarator is processed. Apply
9138 qualifiers to field type whether or not it is an array type.
9139 Don't handle array types specially for applying qualifiers to
9141 * c-typeck.c (composite_type): Build unqualified element type and
9142 array type when forming composite of array types.
9143 (common_pointer_type, comptypes, comp_target_types,
9144 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9145 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9147 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9148 (args2) in variables a1 and a2.
9150 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9152 * cse.c (n_elements_made, max_elements_made): Remove.
9153 (insert): Don't touch n_elements_made.
9154 (cse_main): Don't touch n_elements_made or max_elements_made.
9156 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9159 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9160 configuration part of dp-bit.c to be lost.
9162 2005-01-28 Roger Sayle <roger@eyesopen.com>
9164 * expmed.c (expand_mult_highpart_optab): When attempting to use
9165 a non-widening multiplication in a wider mode, the operands need
9166 to be converted (zero or sign extended) to that mode.
9168 2005-01-28 Ian Lance Taylor <ian@airs.com>
9172 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9173 through if both operands fall through.
9175 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9177 * cse.c (fold_rtx) <PC>: Don't optimize.
9179 2005-01-28 Jeff Law <law@redhat.com>
9181 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9182 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9184 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9186 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9187 cse_reg_info_used_list_end): Remove.
9188 (cse_reg_info_list, cse_reg_info_list_free): New.
9189 (get_cse_reg_info): When allocating an instance of
9190 cse_reg_info, add it to the beginning of the cse_reg_info_list
9191 list. Remove code to maintain cse_reg_info_used_list.
9192 (new_basic_block): Reset the free list to the beginning of
9195 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9197 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9198 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9199 (frv_expand_mdpackh_builtin): New function.
9200 (frv_expand_builtin): Use it to expand __MDPACKH.
9201 * doc/extend.texi (__MDPACKH): Update documentation.
9203 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9205 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9206 SSE_FLOAT_MODE_P for use_sse computation.
9208 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9211 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9213 2005-01-27 Richard Henderson <rth@redhat.com>
9215 * builtins.c (expand_builtin_copysign): New.
9216 (expand_builtin): Call it.
9217 * genopinit.c (optabs): Add copysign_optab.
9218 * optabs.c (init_optabs): Initialize it.
9219 (expand_copysign): New.
9220 * optabs.h (OTI_copysign, copysign_optab): New.
9221 (expand_copysign): Declare.
9223 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9224 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9226 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9227 (ix86_expand_fp_absneg_operator): ... here.
9228 (ix86_split_copysign): New.
9229 * config/i386/i386-protos.h: Update.
9230 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9231 (copysignsf3, copysigndf3): New.
9233 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9234 (copysignsf3, ncopysignsf3): New.
9235 (copysigndf3, ncopysigndf3): New.
9236 (copysignxf3, ncopysignxf3): New.
9237 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9239 2005-01-27 Arend Bayer <arend.bayer@web.de>
9240 Kazu Hirata <kazu@cs.umass.edu>
9242 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9243 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9244 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9247 2005-01-27 Jeff Law <law@redhat.com>
9249 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9250 definitions of SSA_NAMEs which are not being rewritten.
9251 (rewrite_ssa_into_ssa): Only initialize the current definition
9252 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9253 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9254 SSA_NAMEs before returning.
9256 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9258 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9259 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9260 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9261 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9262 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9264 2005-01-27 Steven Bosscher <stevenb@suse.de>
9267 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9268 higher to -O2 and higher. Likewise for tree PRE.
9269 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9272 2005-01-27 Ian Lance Taylor <ian@airs.com>
9275 * gimple-low.c (try_catch_may_fallthru): New static function.
9276 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9277 * tree-inline.c (expand_call_inline): Don't warn about reaching
9278 the end of a non-void function being inlined if the function uses
9281 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9283 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9286 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9287 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9288 (implicitly_declare): Handle error_mark_node.
9290 2005-01-27 Richard Henderson <rth@redhat.com>
9293 * tree.h (struct tree_decl): Add debug_expr_is_from.
9294 (DECL_DEBUG_EXPR_IS_FROM): New.
9295 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9296 * dwarf2out.c (dwarf2out_var_location): Update to match.
9297 * tree-outof-ssa.c (create_temp): Likewise.
9298 * var-tracking.c (track_expr_p): Likewise.
9299 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9300 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9301 * toplev.c (default_tree_printer): Likewise.
9303 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9305 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9306 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9308 2005-01-27 Steven Bosscher <stevenb@suse.de>
9310 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9311 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9312 ASM_CLOBBERS): Add tree checks.
9314 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9315 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9316 * c-common.def (SWITCH_STMT): Update to match.
9317 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9318 macros instead of SWITCH_EXPR ones.
9319 * c-dump.c (c_dump_tree): Likewise.
9320 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9321 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9323 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9325 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9327 * unwind-dw2.c (execute_stack_op): Add missing cases for
9328 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9330 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9332 * config.gcc (Obsolete configurations): Remove 'dummy', add
9333 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9336 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9338 PR tree-optimization/19633
9339 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9341 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9342 are no call-clobbered variables.
9343 * tree-outof-ssa.c (check_replaceable): Return false for calls
9346 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9348 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9349 even for variables with NULL DECL_INITIAL.
9351 2005-01-26 Stuart Hastings <stuart@apple.com>
9353 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9355 2005-01-26 Richard Henderson <rth@redhat.com>
9358 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9360 * expr.c (store_field): Strip conversions to odd-bit-sized types
9361 if the destination field width matches.
9363 2005-01-26 Richard Henderson <rth@redhat.com>
9365 * c-decl.c, expmed.c, expr.c: Revert last change.
9367 2005-01-26 Richard Henderson <rth@redhat.com>
9370 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9372 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9373 if we don't need the bits above those present in the current mode.
9374 * expr.c (store_field): Strip conversions to odd-bit-sized types
9375 if the destination field width matches.
9377 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9379 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9380 either -ffast-math or -funsafe-math-optimizations is in use.
9382 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9386 * config/avr/avr.c (notice_update_cc): Only set condition code for
9387 ashrqi3 if shift count > 0.
9388 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9389 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9390 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9391 count <= 0 as a no-op, and shift count >= width by copying zero
9392 or sign bit to all bits of the result.
9393 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9394 count, with attribute "length" set to 0 and "cc" set to "none".
9396 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9398 * doc/invoke.texi: Document -mTLS.
9400 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9401 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9402 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9403 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9404 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9405 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9406 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9407 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9409 * configure.ac: Check for a TLS capable gas.
9411 * configure: Regenerate.
9413 2005-01-26 Richard Henderson <rth@redhat.com>
9416 * combine.c (make_field_assignment): Simplify store to zero_extract
9417 from a source with an overlapping mask.
9419 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9421 2004-11-11 Eric Christopher <echristo@redhat.com>
9423 * config/frv/frv.md: Add fr400_integer automaton. Don't
9424 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9427 2005-01-26 Steven Bosscher <stevenb@suse.de>
9430 * cfgbuild.c (make_edges): Do not clear or set
9431 current_function_has_computed_jump.
9432 * function.h (struct function): Remove the has_computed_jump field.
9433 (current_function_has_computed_jump): Do not define.
9434 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9435 in a computed jump. Ignore current_function_has_computed_jump.
9437 2005-01-26 Richard Henderson <rth@redhat.com>
9440 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9441 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9443 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9444 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9445 objects into static storage if they have more than one non-zero value.
9446 * tree.h (categorize_ctor_elements): Update decl.
9448 2005-01-26 Steven Bosscher <stevenb@suse.de>
9451 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9452 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9453 to this function from 2004-07-10.
9454 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9455 the current function for tail call optimizations if the address
9456 of one of it its arguments is taken.
9458 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9460 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9462 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9464 * function.c (expand_function_end): If current_function_calls_alloca,
9465 emit stack restore in a place that is reached when the function falls
9468 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9470 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9471 rule to avoid matching inappropriate suffix rule.
9473 2005-01-26 Jan Hubicka <jh@suse.cz>
9475 PR tree-optimization/19241
9476 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9478 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9480 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9481 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9483 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9484 <sim*>: Always use crt1.o, regardless of N in simN.
9485 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9486 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9487 (CRT_CALL_STATIC_FUNCTION): Remove.
9488 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9489 use crt1.o, regardless of N in simN.
9490 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9491 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9492 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9493 case isystem setting.
9494 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9496 2005-01-25 Ian Lance Taylor <ian@airs.com>
9498 * gimple-low.c (block_may_fallthru): Correct handling of
9499 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9501 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9503 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9504 handlers to match indentation; nested under the mtune=* handler.
9505 Similar for mcpu= and march=.
9507 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9509 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9510 * config/mips/linux64.h (LIB_SPEC): Likewise.
9511 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9512 * config/sh/linux.h (LIB_SPEC): Likewise.
9514 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9516 * config/frv/frv.c (frv_legitimize_tls_address): New.
9517 (TARGET_HAVE_TLS): Define.
9518 (FRV_SYMBOL_REF_TLS_P): Define.
9519 (frv_override_options): Handle new register classes.
9520 (frv_legitimate_address_p): Reject tls addresses.
9521 (frv_legitimize_address): Handle TLS addresses.
9522 (gen_inlined_tls_plt): New.
9524 (frv_legitimize_tls_address): New.
9525 (unspec_got_name): Add TLS entries.
9526 (got12_operand): Add R_FRV_TLSMOFF12 case.
9527 (frv_emit_move): Fixup TLS addresses.
9528 (frv_emit_movsi): Legitimize TLS addresses.
9530 * config/frv/frv.h (MASK_BIG_TLS): New.
9531 (TARGET_BIG_TLS): New.
9532 (HAVE_AS_TLS): Define.
9533 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9534 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9535 (REG_CLASS_NAMES): Same.
9536 (REG_CLASS_CONTENTS): Same.
9537 (CONSTRAINT_LEN): New.
9538 (REG_CLASS_FROM_CONSTRAINT): New.
9539 (PREDICATE_CODES): Add symbolic_operand.
9541 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9542 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9543 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9544 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9545 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9546 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9547 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9548 GR9_REG, GR14_REG, LRREG.
9549 (type): Add load_or_call attribute.
9550 ("load_or_call"): New reservation.
9551 ("call_gettlsoff"): New.
9552 ("tls_indirect_call"): New.
9553 ("tls_load_gottlsoff12"): New.
9554 ("tlsoff_hilo"): New.
9555 ("tls_tlsdesc_ldd"): New.
9556 ("tls_tlsoff_ld"): New.
9559 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9561 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9563 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9564 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9565 * config/frv/frv.c (TLS_BIAS): Define.
9566 (frv_output_dwarf_dtprel): New.
9568 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9570 PR rtl-optimization/19579
9571 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9572 both A and B, see if they don't clobber registers the other expr uses.
9574 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9576 * real.c (do_add): Initialize signalling and canonical members.
9578 * real.c (real_from_integer): Zero out destination.
9580 2005-01-18 Jan Hubicka <jh@suse.cz>
9582 PR tree-optimize/19337
9583 * tree-inline.c (initialize_inlined_parameters): Copy
9584 saved_static_chain_decl only.
9586 2005-01-25 Richard Henderson <rth@redhat.com>
9590 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9591 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9592 80387 enabled, to return a proper subclass. Return the subset that
9593 overlaps with GENERAL_REGS for PLUS.
9594 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9596 2005-01-25 Richard Henderson <rth@redhat.com>
9599 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9601 2005-01-25 Roger Sayle <roger@eyesopen.com>
9603 * expmed.c (choose_multiplier): Change interface to return the
9604 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9605 (expand_divmod): Update calls to choose_multiplier.
9607 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9610 * expmed.c (extract_bit_field): Use adjust_address instead of
9611 gen_lowpart when op0 is a MEM.
9613 2005-01-24 Steven Bosscher <stevenb@suse.de>
9615 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9617 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9619 * config/mips/irix-csr.c: New file.
9620 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9621 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9622 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9625 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9628 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9629 sparc/elf.h, add sparc/sp-elf.h.
9630 (sparc-*-rtems*): Likewise.
9631 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9632 tm-dwarf2.h, add sparc/sp-elf.h.
9633 (sparc86x-*-elf): Likewise.
9634 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9635 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9636 TARGET_OS_CPP_BUILTINS.
9637 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9638 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9640 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9641 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9642 (SWITCH_TAKES_ARG): Likewise.
9643 (LOCAL_LABEL_PREFIX): Likewise.
9644 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9645 (TARGET_N_FORMAT_TYPES): Delete.
9646 (TARGET_FORMAT_TYPES): Likewise.
9647 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9648 * config/sparc/elf.h: Delete.
9649 * config/sparc/sp-elf.h: New file.
9651 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9653 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9654 * tree-flow.h: Remove the corresponding prototype.
9655 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9656 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9658 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9661 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9662 for AIX ABI or ELF -fPIC.
9663 (rs6000_emit_load_toc_table): Don't create toc_section here.
9664 (rs6000_xcoff_file_start): Nor here.
9666 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9668 * sh.c (ra.h): Don't #include.
9669 (hard_regs_intersect_p): New function, resurrected from ra.c.
9671 * sh.c: Fix 1996 Copyright.
9673 2005-01-24 Richard Henderson <rth@redhat.com>
9674 Aldy Hernandez <aldyh@redhat.com>
9676 * regrename.c (note_sets): Handle subregs.
9678 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9681 * genconditions.c (write_header, write_conditions): Elide file if
9684 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9686 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9687 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9690 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9692 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9693 expand_builtin_printf, expand_builtin_fprintf,
9694 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9695 checking against POINTER_TYPE.
9696 (validate_arglist): Handle POINTER_TYPE code by checking
9699 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9701 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9703 (for_each_rtx): Call for_each_rtx_1.
9704 * rtl.h (init_rtlanal): Declare.
9705 * toplev.c (backend_init): Call init_rtlanal.
9707 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9709 * flow.c (propagate_one_insn): Formatting.
9712 * flow.c (libcall_dead_p): Be more conservative if unsure.
9713 If there are any instructions between insn and call, see if they are
9714 all dead before saying the libcall is dead.
9716 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9718 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9719 operand constraint for operand 0.
9721 2005-01-23 Richard Henderson <rth@redhat.com>
9724 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9725 edges leading to join block.
9727 2005-01-23 Roger Sayle <roger@eyesopen.com>
9729 * expmed.c (expand_mult_highpart): Make static. Change type of
9730 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9731 (expand_divmod): Updates calls to expand_mult_highpart by using
9732 gen_int_mode to pass a CONST_INT rtx.
9733 * rtl.h (expand_mult_highpart): Remove prototype.
9735 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9737 * flow.c (regset_bytes, regset_size): Remove.
9739 * cfganal.c: Fix a reference to Harvey's paper.
9741 2005-01-23 Steven Bosscher <stevenb@suse.de>
9743 PR rtl-optimization/19464
9744 * tree-optimize.c (init_tree_optimization_passes): Add one more
9745 copyrename pass just before out-of-ssa.
9747 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9750 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9751 * ggc-none.c (ggc_free): Define.
9753 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9755 * cse.c (max_reg, max_insn_uid): Remove.
9756 (cse_main): Don't access max_reg or max_insn_uid.
9758 * c-common.c (explicit_flag_signed_bitfields,
9759 lang_statement_code_p, lang_expand_function_end): Remove.
9760 * c-common.h: Remove the corresponding declarations.
9761 * c-opts.c (c_common_handle_option): Remove all write access
9762 to explicit_flag_signed_bitfields.
9764 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9765 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9766 * cgraph.h: Remove the corresponding declaration.
9768 * gcse.c (null_pointer_info): Remove.
9770 2005-01-23 Roger Sayle <roger@eyesopen.com>
9771 Eric Botcazou <ebotcazou@libertysurf.fr>
9773 * combine.c (simplify_logical): Only simplify logical expressions
9774 of the form ior(and(x,y),z) by the inverse distributive law if the
9775 result is cheaper than the original.
9777 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9779 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9780 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9781 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9782 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9783 config/freebsd-spec.h, config/arm/arm.h,
9784 config/h8300/h8300.md, config/i386/i386.md,
9785 config/i386/predicates.md, config/i386/sse.md,
9786 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9787 config/vax/vax.md: Fix comment typos. Follow spelling
9790 2005-01-23 Steven Bosscher <stevenb@suse.de>
9792 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9793 tests, instead of `less than'.
9795 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9797 * function.c (assign_parm_setup_block): When creating a new stack slot
9798 for a parameter, get its alignment from the parameter's DECL_ALIGN
9799 rather than the type's TYPE_ALIGN. Make sure that the parameter
9800 is at least word aligned.
9802 2005-01-22 Roger Sayle <roger@eyesopen.com>
9805 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9807 2005-01-22 Richard Henderson <rth@redhat.com>
9810 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9811 in both compare operands.
9812 (movdfcc_1_sse_max): Likewise.
9813 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9814 (movdfcc_1_sse): Likewise.
9815 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9816 scratch register as needed.
9818 2005-01-22 Richard Henderson <rth@redhat.com>
9820 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9822 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9824 2005-01-22 Richard Henderson <rth@redhat.com>
9826 * genopinit.c (optabs): Use smin/smax for floating point too.
9827 * doc/md.texi: Update to match. Clarify that floating point
9828 results are undefined for +0/-0 and NaN.
9829 * doc/rtl.texi: Likewise.
9830 * rtl.def (SMIN, SMAX): Likewise
9831 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9833 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9834 leading 's' to the name.
9835 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9836 smaxxf3, sminxf3): Likewise.
9837 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9840 2005-01-22 Paul Brook <paul@codesourcery.com>
9842 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9844 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9846 * config/s390/s390.c (struct processor_costs): New fields
9847 dlgr, dlr, dr, dsgfr, dsgr.
9848 (z900_cost, z990_cost): Values for new fields.
9849 (s390_rtx_costs): New cases MEM und COMPARE in switch
9850 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9851 DIV, MOD, UDIV, UMOD.
9853 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9855 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9856 into the register being decremented.
9857 ("doloop_si31", "doloop_di"): Likewise.
9858 ("*doloop_si_long"): Adapt pattern.
9860 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9862 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9864 (CLASS_MAX_NREGS): Likewise.
9866 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9868 * doc/tree-ssa.texi (Statement Operands): Add example for new
9869 must-def macro. Note deprecation of old operands interface.
9871 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9873 PR tree-optimization/19484
9874 * tree-cfg.c (remove_fallthru_edge): New function.
9875 (cleanup_control_flow): Remove fallthru edges from calls that are
9876 now known not to return.
9878 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9880 Fix PR tree-optimization/19038
9881 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9882 copies with loop variant ones.
9884 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9886 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9887 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9888 config/alpha/alpha.md, config/alpha/predicates.md,
9889 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9890 config/sparc/sol2.h: Update copyright.
9892 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9893 first label to see if it is a nonlocal label.
9895 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9896 Andrew Pinski <pinskia@physics.uc.edu>
9899 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9900 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9902 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9904 * config/rs6000/rtems.h: Update copyright.
9906 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9909 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9910 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9911 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9913 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9916 * c-typeck.c (convert_arguments): Check for error_mark_node.
9918 2005-01-21 Ian Lance Taylor <ian@airs.com>
9920 PR tree-optimization/13000
9921 * tree-inline.c: Include "tree-flow.h".
9922 (expand_call_inline): If warn_return_type, warn if non-void inline
9923 function falls through.
9924 * tree-cfg.c (execute_warn_function_return): Don't warn about
9925 control reaching end if TREE_NO_WARNING is set. Set
9927 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9929 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9930 branch if we don't need one.
9931 * c-typeck.c: Include "tree-flow.h"
9932 (c_finish_bc_stmt): Don't add a goto if the current statement
9933 list doesn't fall through to the current point.
9935 2005-01-21 Roger Sayle <roger@eyesopen.com>
9937 PR rtl-optimization/576
9938 * real.c (real_arithmetic): Change return type from void to bool
9939 to return an indication that the result may be inexact.
9940 * real.h (real_arithmeric): Update prototype.
9941 * fold-const.c (const_binop): Don't constant fold floating
9942 point expressions when the user specifies -frounding-math and
9943 the result may depend upon the run-time rounding mode.
9944 (fold_convert_const_real_from_real): Clean-up.
9945 (fold_initializer): Ignore flag_rounding_math for initializers.
9946 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
9947 constant fold FP operations with flag_rounding_math if the
9948 result may depend upon the run-time rounding mode.
9950 2005-01-21 Tom Tromey <tromey@redhat.com>
9952 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
9954 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
9956 * tree-cfg.c: Fix comment typos.
9958 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
9960 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
9961 around the call to rest_of_handle_branch_target_load_optimize.
9963 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
9965 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
9966 (sparc64-*-openbsd*): Likewise.
9967 (sparclite-*-elf*): Include tm-dwarf2.h.
9968 (sparc86x-*-elf*): Likewise.
9969 (sparc64-*-elf*): Likewise.
9970 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
9971 (DBX_DEBUGGING_INFO): Likewise.
9972 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
9973 (PREFERRED_DEBUGGING_TYPE): Likewise.
9974 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
9975 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
9976 (PREFERRED_DEBUGGING_TYPE): Likewise.
9977 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
9978 (PREFERRED_DEBUGGING_TYPE): Likewise.
9979 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
9981 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
9984 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
9986 2005-01-20 Paul Brook <paul@codesourcery.com>
9988 * doc/rtl.texi: Document value extension requirements for CONST_INT.
9990 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
9992 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
9993 label is first in a sequence of labels.
9995 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
9997 2005-01-20 Janis Johnson <janis187@us.ibm.com>
9998 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10000 * doc/sourcebuild.texi (Test Directives): New.
10002 2005-01-20 Roger Sayle <roger@eyesopen.com>
10004 * real.c (real_floor): Don't leave the result uninitialized when
10005 mode is VOIDMode, but return the unrounded intermediate value.
10006 (real_ceil): Likewise.
10008 2005-01-20 Paul Brook <paul@codesourcery.com>
10010 * config/arm/arm.md (insv): Use gen_int_mode.
10012 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10014 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10015 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10016 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10017 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10018 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10020 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10023 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10024 fbreg, so we have to assume we can't.
10025 (loc_descriptor_from_tree_1): Ditto.
10026 (containing_function_has_frame_base): New function.
10027 (add_location_or_const_value_attribute): Use it.
10028 Also try to generate a frame_base from a single element location
10031 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10033 PR tree-optimization/15349
10034 * timevar.def (TV_TREE_MERGE_PHI): New.
10035 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10037 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10038 calls to tree_forwarder_block_p.
10039 (remove_forwarder_block_with_phi, merge_phi_nodes,
10040 gate_merge_phi, pass_merge_phi): New.
10041 * tree-optimize.c (init_tree_optimization_passes): Add
10043 * tree-pass.h: Add an extern for pass_merge_phi;
10045 2005-01-20 Richard Henderson <rth@redhat.com>
10048 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10049 (_mm_castps_pd, _mm_castps_si128): New.
10050 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10052 2005-01-20 Richard Henderson <rth@redhat.com>
10055 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10056 __builtin_ia32_vec_init_v2si.
10057 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10058 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10059 (ix86_init_mmx_sse_builtins): Create it.
10060 (ix86_expand_builtin): Expand it.
10061 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10062 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10063 (vec_extractv2si_0, vec_extractv2si_1): New.
10065 2005-01-20 Richard Henderson <rth@redhat.com>
10068 * config/i386/i386.c (ix86_expand_push): New.
10069 * config/i386/mmx.md (push<MMXMODE>1): New.
10070 * config/i386/sse.md (push<SSEMODE>1): New.
10071 * config/i386/i386-protos.h: Update.
10073 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10075 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10078 2005-01-20 Richard Henderson <rth@redhat.com>
10080 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10081 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10083 2005-01-19 Richard Henderson <rth@redhat.com>
10086 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10087 to V4SFmode in SSE1 fallback load path.
10089 2005-01-19 Richard Henderson <rth@redhat.com>
10091 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10092 in QImode expansion to ix86_expand_vector_set.
10093 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10095 2005-01-19 Richard Henderson <rth@redhat.com>
10098 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10099 subclass of the input class.
10100 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10101 Always true for cross-SSE1 classes. Rationalize conditionals.
10102 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10103 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10104 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10105 (movdi_2): Add MMX/SSE zeros.
10106 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10107 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10108 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10109 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10110 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10111 (zero_extendsidi2_rex64_1): Remove.
10112 (MOV0 peephole): Check GENERAL_REG_P.
10114 2005-01-19 Richard Henderson <rth@redhat.com>
10117 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10119 (ix86_expand_vector_extract): Likewise.
10121 2005-01-19 Richard Henderson <rth@redhat.com>
10123 PR middle-end/19304
10124 * expr.c (emit_move_change_mode): New argument force; use
10125 simplify_gen_subreg if true.
10126 (emit_move_via_alt_mode): Merge into ...
10127 (emit_move_via_integer): ... here.
10128 (emit_move_ccmode): Use emit_move_change_mode directly.
10130 2005-01-19 Richard Henderson <rth@redhat.com>
10133 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10134 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10135 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10137 (alpha_emit_set_const): Likewise. Make static.
10138 (alpha_emit_set_long_const): Make static.
10139 (alpha_extract_integer): Split out from alpha_expand_mov.
10140 (alpha_split_const_mov): Likewise.
10141 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10142 (alpha_legitimate_constant_p): New.
10143 * config/alpha/alpha-protos.h: Update.
10144 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10145 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10146 * config/alpha/alpha.md (movsi): Add n alternative.
10147 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10148 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10149 (splitters for all of the above): Use alpha_split_const_mov.
10150 * config/alpha/predicates.md (non_add_const_operand): New.
10151 (non_zero_const_operand): New.
10152 (input_operand): Use alpha_legitimate_constant_p after reload.
10154 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10156 PR tree-optimization/19038
10157 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10158 (add_candidate): Add ivs with increment in latch only if
10159 allow_ip_end_pos_p is true.
10160 (determine_iv_cost): Use empty_block_p.
10162 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10164 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10165 (compute_dominance_frontiers): Ditto.
10167 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10170 * config/sh/t-rtems: New.
10171 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10173 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10175 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10176 the offset of the selected field.
10178 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10180 * tree-cfg.c (remove_forwarder_block): Fix the check to
10181 prevent a nonlocal label from appearing in the middle of a
10184 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10186 PR rtl-optimization/19462
10187 * reorg.c (find_end_label): Create return insn only if
10188 current_function_epilogue_delay_list is empty.
10190 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10192 * doc/passes.texi: Remove paragraph mentioning new-ra.
10194 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10196 PR rtl-optimization/15139
10197 * combine.c: Include params.h.
10198 (count_rtxs): New function.
10199 (record_value_for_reg): If replace_rtx would replace at least
10200 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10201 (clobber (const_int 0)) instead of TEM.
10202 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10203 * params.h (MAX_LAST_VALUE_RTL): New.
10204 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10205 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10208 * c-typeck.c (digest_init): Only call build_vector if all constructor
10209 elements are *_CST nodes.
10210 * gimplify.c (gimplify_init_constructor): Likewise.
10212 PR middle-end/19164
10213 * c-typeck.c (digest_init): Only call build_vector if inside_init
10216 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10218 * toplev.c (init_asm_output): Remove dead #ifdef.
10220 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10222 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10224 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10226 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10227 accessing DECL_FUNCTION_CODE.
10228 * dojump.c (do_jump): Likewise.
10229 * gimplify.c (gimplify_call_expr): Likewise.
10230 * predict.c (expr_expected_value): Likewise.
10231 (strip_builtin_expect): Likewise.
10232 * tree-inline.c (estimate_num_insns_1): Likewise.
10233 * tree-ssa-loop-im.c (stmt_cost): Likewise
10234 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10235 (tree_expr_nonnegative_p): Likewise.
10237 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10239 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10240 variant of the load_pcrel_sym pattern.
10241 * config/sparc/sparc.md (P macro): Move to the top.
10242 (load_pcrel_sym): Macroize using P.
10243 (save_register_window): Likewise.
10245 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10247 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10248 ("sordered"): Same.
10250 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10253 * c-typeck.c (build_asm_expr): Strip nops off
10254 input memory operands.
10256 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10258 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10259 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10260 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10261 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10263 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10266 * config/i386/i386.c (override_options): If the 80387 is disabled,
10267 then do not return FP values using FP registers.
10269 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10271 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10272 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10273 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10274 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10275 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10276 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10277 output.h, postreload-gcse.c, postreload.c, recog.c,
10278 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10279 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10280 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10281 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10282 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10283 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10284 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10285 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10287 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10288 config/alpha/alpha.c, config/arm/vfp.md,
10289 config/i386/emmintrin.h, config/i386/i386-modes.def,
10290 config/i386/i386-protos.h, config/i386/i386.h,
10291 config/i386/pmmintrin.h, config/i386/ppro.md,
10292 config/i386/predicates.md, config/i386/xmmintrin.h,
10293 config/i860/i860.c, config/ia64/ia64-modes.def,
10294 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10295 config/ia64/ia64.md, config/ia64/itanium1.md,
10296 config/ia64/itanium2.md, config/ia64/predicates.md,
10297 config/iq2000/iq2000.h, config/mips/linux64.h,
10298 config/rs6000/aix41.h, config/rs6000/aix43.h,
10299 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10300 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10301 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10302 config/sparc/linux64.h, config/sparc/litecoff.h,
10303 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10304 config/sparc/sparc.h, config/sparc/sparc.md,
10305 config/sparc/sysv4-only.h: Update copyright.
10307 2005-01-18 Richard Henderson <rth@redhat.com>
10310 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10312 2005-01-18 Marc Espie <espie@openbsd.org>
10313 * config/i386/openbsdelf.h: Typo.
10315 2005-01-18 Richard Henderson <rth@redhat.com>
10317 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10318 special case for sse.
10319 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10321 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10323 * tree-inline.c (estimate_num_insns_1): Added cases for
10324 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10326 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10328 PR rtl-optimization/19296
10329 * combine.c (simplify_comparison): Rewrite the condition under
10330 which a non-paradoxical SUBREG of a PLUS can be lifted when
10331 compared against a constant.
10333 2005-01-18 Andi Kleen <ak@muc.de>
10335 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10336 * c.opt (-Wpointer-sign): Add.
10337 * doc/invoke.texi: (-Wpointer-sign): Add.
10339 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10341 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10342 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10343 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10344 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10345 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10346 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10347 for TARGET_MIX_SSE_I387.
10348 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10349 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10350 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10351 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10352 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10353 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10354 TARGET_MIX_SSE_I387.
10355 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10358 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10361 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10362 Add movaps alternative for xmm reg->reg move.
10364 2005-01-17 Jeff Law <law@redhat.com>
10366 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10367 at the end of the main DOM loop rather than just before DOM exits.
10369 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10371 PR tree-optimization/19121
10372 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10373 adding aliases to a name tag, also add them to the pointer's
10375 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10376 sensitive alias info at all. Only check that the two pointers
10377 have compatible pointed-to sets.
10378 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10379 a pointer's type tag is a superset of the alias set of the
10380 pointer's name tag.
10382 2005-01-17 James E Wilson <wilson@specifixinc.com>
10385 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10386 comment to document why.
10388 2005-01-17 Richard Henderson <rth@redhat.com>
10390 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10391 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10392 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10393 sse2_vmsminv2df3_finite): New.
10394 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10395 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10396 Force op1 into register.
10398 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10400 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10401 bubblestrap from always rebuilding build directory.
10403 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10405 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10406 ("*cmpmem_short"): Likewise.
10408 2005-01-17 Steven Bosscher <stevenb@suse.de>
10410 * basic-block.h: Document BB_* flags.
10411 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10412 use an sbitmap instead.
10413 * sched-rgn.c (compute_trg_info): Likewise.
10415 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10417 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10418 redundant target_cpu_default and extra_parts lines. Use the default
10420 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10421 (SUBTARGET_EXTRA_SPECS): Delete.
10422 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10423 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10424 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10425 and "n32" for -mabi=n32.
10427 2005-01-17 Ian Lance Taylor <ian@airs.com>
10430 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10431 fold constant variables into initial values.
10433 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10435 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10437 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10438 through the statements backward.
10440 2005-01-17 Ian Lance Taylor <ian@airs.com>
10442 PR middle-end/13127:
10443 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10444 a variable set to the return value of the inlined function.
10446 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10448 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10449 when modes are tieable.
10451 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10453 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10454 of pthread_create to find out if threads are enabled.
10455 * gthr-posix95.h (__gthread_active_p): Likewise.
10457 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10459 * common.opt (-fnew-ra): Remove.
10461 * toplev.h (flag_new_regalloc): Remove.
10462 * Makefile.in (ra*.*): Don't mention.
10463 * passes.c (rest_of_handle_new_regalloc): Remove.
10464 (rest_of_handle_combine, rest_of_compilation): Always consider
10465 flag_new_regalloc as false.
10466 * doc/invoke.texi: Don't document -fnew-ra.
10468 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10470 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10471 last parameter to reg_scan.
10472 * loop.c (loop_optimize): Likewise.
10473 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10474 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10475 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10476 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10477 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10478 * regclass.c (reg_scan): Likewise, for the declaration.
10479 * rtl.h (reg_scan): Likewise, for the prototype.
10481 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10483 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10484 mark_dfs_back_edges.
10486 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10488 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10489 (compute_avail): Uses don't go in tmp_gen.
10491 2005-01-16 Steven Bosscher <stevenb@suse.de>
10493 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10494 loop to look for a free slot in a page entry.
10496 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10499 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10500 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10501 just before targetm.asm_out.file_end.
10502 * tree.h (process_pending_assemble_output_defs): Declare.
10503 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10505 (assemble_alias): Defer generation of assembly code for defines when
10506 TARGET_DEFERRED_OUTPUT_DEFS is true.
10507 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10508 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10509 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10511 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10514 * pa.c (pa_scalar_mode_supported_p): New function.
10515 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10516 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10518 * pa-protos.h (prefetch_operand): Delete.
10519 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10520 * pa.c (prefetch_operand): Delete.
10521 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10522 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10523 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10524 and prefetch_nocc_operand.
10525 * pa.md (prefetch): Rework to avoid reload problems handling short
10526 displacements when a cache control completer needs to be provided.
10527 (prefetch_32, prefetch_64): Delete.
10528 (prefetch_cc, prefetch_nocc): New patterns.
10530 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10532 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10534 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10537 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10538 exceeds maximum alignment for global common data.
10539 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10540 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10542 2004-01-15 Roger Sayle <roger@eyesopen.com>
10544 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10546 2004-01-15 Roger Sayle <roger@eyesopen.com>
10548 * harg-reg-set.h (reg_class_names): Prototype global array.
10549 * regclass.c (reg_class_names): Declare here and initialize to
10551 (dump_regclass): Remove local declaration of reg_class_names.
10552 (regclass): Likewise.
10553 * cfg.c (dump_flow_info): Likewise.
10554 * ra-debug.c (reg_class_names): Likewise.
10555 * regrename.c (reg_class_names): Likewise.
10556 * reload.c (reg_class_names): Likewise.
10557 * reload1.c (spill_failure): Likewise.
10558 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10560 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10562 * config/s390/s390.md ("reload_outti"): Remove predicate for
10563 output operand. Abort if operand is not a MEM.
10564 ("reload_outdi", "reload_outdf"): Likewise.
10566 2005-01-15 Marc Espie <espie@openbsd.org>
10568 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10569 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10570 * config/openbsd.h: Fix C++ includes for native configurations.
10571 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10572 Add trampoline support.
10573 * config/i386/openbsdelf.h: New.
10575 2005-01-15 Marc Espie <espie@openbsd.org>
10577 * collect2.c (main): Explicitly parse -dynamic-linker option.
10579 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10581 PR tree-optimization/19060
10582 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10583 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10584 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10585 and handle extract_range_from_cond returning false.
10586 * fold-const.c (fold): Optimize comparisons with min/max even for
10587 width > HOST_BITS_PER_WIDE_INT.
10589 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10591 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10592 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10593 Remove little endian multilib variants.
10594 Add mips32 multilib variant.
10596 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10598 * explow.c (copy_all_reg, stabilize): Remove.
10599 * expr.h: Remove the corresponding prototypes.
10601 * rtlanal.c (regs_set_between_p): Remove.
10602 * rtl.h: Remove the corresponding prototype.
10604 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10606 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10607 to rs6000_nonimmediate_operand.
10608 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10609 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10610 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10611 rs6000_nonimmediate_operand.
10612 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10613 rs6000_nonimmediate_operand.
10615 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10617 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10619 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10621 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10623 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10624 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10626 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10627 (rs6k_nonimmediate_operand): New.
10628 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10630 (legitimate_lo_sum_address_p): Same.
10631 (rs6000_legitimize_address): Same.
10632 (rs6000_legitimize_reload_address): Same.
10633 (rs6000_legitimate_address): Same.
10634 (spe_build_register_parallel): Pass DF and DC modes in a DI
10637 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10638 to rs6k_nonimmediate_operand.
10640 * config/rs6000/spe.md ("*frob_df_di"): New.
10641 ("*frob_di_df"): New.
10642 ("*frob_di_df_2"): New.
10643 ("*mov_sidf_e500_subreg0"): New.
10644 ("*mov_sidf_e500_subreg4"): New.
10645 ("*movdf_e500_double"): Change predicate to
10646 rs6k_nonimmediate_operand.
10648 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10650 * postreload.c (move2add_note_store): Only call
10651 trunc_int_for_mode on scalar integers.
10653 2005-01-14 Steven Bosscher <stevenb@suse.de>
10655 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10656 replace BB_VISITED uses.
10657 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10658 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10659 (tree_dce_done): Free visited_control_parents.
10660 (perform_tree_ssa_dce): Allocate and clear it.
10661 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10662 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10663 instead of BB_VISITED.
10665 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10667 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10668 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10669 Remove unused prototypes.
10671 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10673 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10674 64-bit register usage.
10675 (spe_func_has_64bit_regs_p): Add FIXME note.
10677 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10679 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10680 flag_finite_math_only with flag_unsafe_math_optimizations.
10682 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10684 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10685 end-of-stack check.
10686 (__tpf_eh_return): Copy TPF private stack area from the module
10687 boundary stack frame. Add check for when module addresses are
10688 equal, but no stub address is found.
10690 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10693 * arm.h (struct machine_function): Add call_via field.
10694 (thumb_call_via_label): Declare.
10695 * arm.c (thumb_call_via_label): New variable.
10696 (thumb_call_reg_needed): New variable.
10697 (arm_output_function_epilogue): For Thumb code, output any per-function
10698 call-indirect trampolines.
10699 (thumb_call_via_reg): New function.
10700 (arm_file_end): New function.
10701 (TARGET_ASM_FILE_END): Call arm_file_end.
10702 (aof_file_end): Likewise.
10703 * arm-protos.h (thumb_call_via_reg): Declare.
10704 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10705 thumb_call_via_reg in normal case.
10707 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10709 PR middle-end/19084
10710 PR rtl-optimization/19348
10711 * recog.c (peephole2_optimize): Do global life update if some peephole
10712 decides it doesn't need at least one of its inputs and that change
10713 influences liveness at the start of the basic block.
10715 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10716 arguments instead of 1.
10718 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10720 PR middle-end/18820
10721 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10722 zero for nested functions needing a static chain or functions
10723 with a non-constant address.
10725 2005-01-13 Roger Sayle <roger@eyesopen.com>
10727 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10728 (and (sign_extend X) C) into (zero_extend (and X C)).
10730 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10732 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10734 2005-01-13 Richard Henderson <rth@redhat.com>
10739 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10740 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10741 not just TARGET_SSE.
10742 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10743 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10744 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10745 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10746 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10747 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10748 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10749 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10750 (movdicc_c_rex64): Rename with '*'.
10751 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10752 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10753 (movsfcc_1_387): Rename from movsfcc_1.
10754 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10755 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10756 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10757 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10758 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10759 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10760 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10761 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10762 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10763 sse_movdfcc_const0_4): Remove.
10764 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10765 recognize min/max early. Update for changed sse cmove patterns.
10766 (ix86_split_sse_movcc): New.
10767 * config/i386/i386-protos.h: Update.
10769 2005-01-13 Steven Bosscher <stevenb@suse.de>
10771 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10772 (fix_stmt_v_may_defs): Likewise.
10774 2005-01-13 Richard Henderson <rth@redhat.com>
10776 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10777 for converting the mask.
10779 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10781 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10784 2005-01-13 Richard Henderson <rth@redhat.com>
10786 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10787 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10788 IX86_BUILTIN_MOVDQ2Q): Remove.
10789 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10790 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10791 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10793 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10794 (sse2_pextrw): Fix immediate constraint.
10795 (sse2_loadq, sse2_loadq_rex64): Remove.
10796 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10797 Use __builtin_ia32_vec_ext_<size>.
10798 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10800 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10802 * function.c (assign_parm_setup_block): Look inside original
10803 entry_parm when inspecting PARALLEL.
10805 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10806 Joel Sherrill <joel@oarcorp.com>
10809 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10810 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10811 rtems_gxx_recursive_mutex_init.
10812 (__gthread_recursive_mutex_lock): New function.
10813 (__gthread_recursive_mutex_trylock): Likewise.
10814 (__gthread_recursive_mutex_unlock): Likewise.
10816 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10818 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10820 2005-01-13 Jan Beulich <jbeulich@novell.com>
10822 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10823 (ashrti3_internal): Indicate output is early clobber. Generate result
10824 into output rather than first input. Use move for low word of output
10825 if shift count is exactly 64.
10826 (lshrti3_internal): Likewise.
10828 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10832 * reload1.c (delete_output_reload): Don't delete an output reload
10833 if the pseudo lives longer than a single basic block. Adjust and
10834 improve wording of comment.
10836 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10839 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10840 of TYPE_SIZE where we mean the number of bytes.
10842 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10844 * function.c (assign_parm_setup_block): Relax condition on
10845 multi-register optimization.
10847 2005-01-12 Nick Clifton <nickc@redhat.com>
10849 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10850 an "in_delay_slot" attribute of "no" to prevent them being used in
10851 delay slots. This is forbidden because they might generate
10854 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10857 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10858 with r->Y and Y->r.
10860 2005-01-12 Nick Clifton <nickc@redhat.com>
10862 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10863 passed on to GAS) but do not define, as GAS no longer supports or
10864 needs the -m2000 option.
10866 2005-01-11 Roger Sayle <roger@eyesopen.com>
10868 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10869 type as args of unprototyped builtins aren't automatically promoted.
10870 (fold_builtin_abs): Likewise.
10872 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10874 * Makefile.in: Set a `build-warn' variable.
10876 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10878 PR tree-optimization/17949
10879 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10880 (find_interesting_uses_address): Use it.
10882 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10884 * regrename.c (kill_value): Handle subreg's that won't simplify.
10886 2005-01-11 Richard Henderson <rth@redhat.com>
10889 * config/i386/i386.h (enum ix86_builtins): Move ...
10890 * config/i386/i386.c: ... here.
10891 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10892 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10893 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10894 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10895 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10896 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10897 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10898 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10899 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10900 IX86_BUILTIN_LOADDDUP): Remove.
10901 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10902 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10903 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10904 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10905 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10906 (ix86_init_builtins): Make static.
10907 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10908 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10909 if all the modes match. Otherwise, fake it.
10910 (get_element_number, ix86_expand_vec_init_builtin,
10911 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10912 (ix86_expand_builtin): Make static. Update for changed builtins.
10913 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10914 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10915 (ix86_expand_vector_init_duplicate): New.
10916 (ix86_expand_vector_init_low_nonzero): New.
10917 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10918 Split out from ix86_expand_vector_init; handle integer modes.
10919 (ix86_expand_vector_init): Use them.
10920 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10921 * config/i386/i386-protos.h: Update.
10922 * config/i386/predicates.md (reg_or_0_operand): New.
10923 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10924 (movv2sf_internal): Likewise. And a splitter to match them all.
10925 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10926 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10927 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10928 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10929 (mmx_pinsrw): Fix operand ordering.
10930 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10931 rather than sse_loadss expander.
10932 (movv2df splitter): Similarly.
10933 (sse_loadss, sse_loadlss): Remove.
10934 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10935 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10936 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10937 (sse3_movddup): Rename with '*'.
10938 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10939 (sse2_loadsd): Remove.
10940 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10941 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10942 (sse2_pinsrw): Fix argument ordering.
10943 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
10944 (sse2_stored): Remove 'r' destination.
10945 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
10946 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
10947 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
10948 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
10949 vec_extractv16qi, vec_initv16qi): New.
10951 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
10952 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
10953 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
10955 (_mm_load_pd, _mm_store_pd): Use plain dereference.
10956 (_mm_load_si128, _mm_store_si128): Likewise.
10957 (_mm_load1_pd): Use _mm_set1_pd.
10958 (_mm_load_sd): Use _mm_set_sd.
10959 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
10960 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
10961 (_mm_set_epi64): Use _mm_set_epi64x.
10962 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
10963 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
10964 _mm_setr_epi8): Use _mm_set_foo form.
10965 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
10966 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
10967 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
10968 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
10969 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
10970 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
10971 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
10972 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
10973 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
10974 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
10975 (_mm_movedup_pd): Use _mm_shuffle_pd.
10976 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
10977 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
10978 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
10979 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
10980 Use _mm_setzero_ps.
10981 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
10982 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
10983 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
10984 (_mm_store_ps): Use raw dereference.
10985 (_mm_store1_ps): Use _mm_storeu_ps.
10986 (_mm_storer_ps): Use _mm_store_ps.
10987 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
10988 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
10990 2005-01-11 Stan Shebs <shebs@apple.com>
10992 * config/rs6000/rs6000.c (machopic_output_stub): Issue
10993 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
10995 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
10998 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
10999 Skip all DECLs except for FIELD_DECLs.
11001 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11003 * config/s390/s390.c (override_options): Return error if
11004 -mbackchain, -mpacked-stack and -mhard-float are used together.
11005 (s390_va_start): Remove the backchain && packed-stack special case.
11006 (s390_gimplify_va_arg): Likewise.
11007 * doc/invoke.texi: Remove the ABI incompatibility note.
11009 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11011 * config/s390/s390.c (struct s390_frame_layout): Remove
11013 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11014 save_backchain_p with TARGET_BACKCHAIN.
11016 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11019 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11020 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11021 * function.c (locate_and_pad_parm): Set new field.
11022 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11023 Tweak where_pad test to include "none". Always set mem align for
11025 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11026 not sufficient for type.
11027 (assign_parm_setup_block): If stack_parm is zero on entry, always
11028 make a new stack local. Block move old stack parm if necessary
11029 to new aligned stack local.
11030 (assign_parm_setup_stack): Use a block move to handle
11031 potentially misaligned entry_parm.
11032 (assign_parms_unsplit_complex): Specify required alignment when
11033 creating stack local.
11034 * calls.c (compute_argument_addresses): Override alignment of stack
11035 arg calculated from its type with the alignment given by
11036 FUNCTION_ARG_BOUNDARY.
11037 (store_one_arg): Likewise.
11039 2005-01-11 Jan Beulich <jbeulich@novell.com>
11041 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11042 Change respective itanium_class attribute to ialu.
11043 (shladdp4_internal): New.
11044 * config/ia64/predicates.md (shladd_log2_operand): New.
11046 2005-01-11 Richard Henderson <rth@redhat.com>
11048 * expr.c (store_constructor): Use rtvec_alloc instead of
11049 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11051 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11053 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11055 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11057 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11058 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11059 (TARGET_RWRELOC): Define.
11060 (ia64_rwreloc_section_type_flags): Delete.
11061 (ia64_section_type_flags): New function.
11062 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11063 (TARGET_RWRELOC): Define.
11065 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11068 * config/ia64/ia64.c (process_set): For alloc insn, only call
11069 process_epilogue is !frame_pointer_needed.
11071 2005-01-10 Roger Sayle <roger@eyesopen.com>
11074 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11075 unary operator and can't be treated as a binary/comparison operator.
11077 2005-01-10 Richard Henderson <rth@redhat.com>
11079 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11080 (ix86_return_in_memory): Likewise.
11081 (function_arg_advance): Likewise. Mirror structure in function_arg
11082 for choosing register to advance.
11084 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11086 * tree-vectorizer.c, tree.def: Fix comment typos.
11088 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11090 * config/s390/s390.c (struct processor_costs): 4 new fields:
11091 ddbr, ddr, debr, der.
11092 (s390_rtx_costs): More precise handling of divide instructions.
11094 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11096 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11098 2005-01-10 Jan Beulich <jbeulich@novell.com>
11100 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11101 names resulting from -ffunction-sections/-fdata-sections and linkonce
11103 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11104 based on the section name. Rearrange the section name comparison logic
11105 slightly so that each section name is compared against at most once.
11107 2005-01-10 Ben Elliston <bje@au.ibm.com>
11109 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11110 targets for which -fPIC reduces limitations on the GOT size.
11112 2005-01-09 Falk Hueffner <falk@debian.org>
11114 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11117 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11120 * collect2.c (main): Set aixrtl_flag for -brtl option.
11121 (resolve_lib_name): Search for .so file extension before .a
11122 if aixrtl_flag set.
11124 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11126 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11127 (vect_analyze_data_refs_alignment): Add dump prints.
11129 2005-01-09 Ira Rosen <irar@il.ibm.com>
11131 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11132 expr_invariant_in_loop_p.
11133 Initialize outputs first thing in the function.
11134 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11135 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11136 (vect_analyze_pointer_ref_access): Check that the initial condition of
11137 the access function is loop invariant.
11139 2005-01-09 Richard Henderson <rth@redhat.com>
11141 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11142 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11143 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11144 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11145 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11146 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11147 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11148 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11149 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11150 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11151 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11152 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11153 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11154 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11155 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11156 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11157 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11158 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11159 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11160 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11161 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11162 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11163 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11165 (mmx_clrdi, pavgusb): Remove.
11166 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11167 with leading sse_ prefix.
11168 * config/i386/sse.md: Receive them.
11169 * config/i386/mmx.md: New file.
11170 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11171 (subrv2sf3): Turn into expander for normal subtraction.
11172 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11173 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11174 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11175 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11176 commutative; use ix86_binary_operator_ok.
11177 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11178 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11179 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11180 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11181 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11182 Macroize from existing patterns; use ix86_binary_operator_ok.
11183 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11184 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11185 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11186 with vec_select+vec_concat.
11187 (mmx_pshufw, mmx_pshufw_1): Likewise.
11188 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11189 (mmx_uavgv4hi3): Model correctly.
11190 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11191 _mm_xor_si64): Remove casts.
11193 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11195 PR tree-optimization/19224
11196 * tree-scalar-evolution.c (get_instantiated_value,
11197 set_instantiated_value): New functions.
11198 (instantiate_parameters_1): Cache the results.
11199 (instantiate_parameters, resolve_mixers): Initialize and free
11202 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11204 * config/i386/i386.md (addhi_4): Correct reference in comment.
11207 2005-01-08 Richard Henderson <rth@redhat.com>
11209 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11210 (_mm_cvtsi128_si64x): Likewise.
11211 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11212 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11213 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11214 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11215 * config/i386/i386-protos.h: Update.
11216 * config/i386/i386.c (print_operand): Add 'H'.
11217 (ix86_fixup_binary_operands): Split out from ...
11218 (ix86_expand_binary_operator): ... here.
11219 (ix86_fixup_binary_operands_no_copy): New.
11220 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11221 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11222 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11223 (safe_vector_operand): Use CONST0_RTX.
11224 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11225 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11226 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11227 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11229 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11230 (IX86_BUILTIN_CMPNGESS): New.
11231 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11232 (attr type): Add sselog1.
11233 (attr unit, attr memory): Handle it.
11234 (movti, movti_internal, movti_rex64): Move near other integer moves.
11235 (movtf, movtf_internal): Move near other fp moves.
11236 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11237 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11238 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11239 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11240 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11241 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11242 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11243 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11244 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11245 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11246 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11247 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11248 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11249 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11250 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11251 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11252 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11253 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11254 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11255 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11256 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11257 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11258 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11259 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11260 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11261 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11262 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11263 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11264 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11265 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11266 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11267 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11268 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11269 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11270 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11271 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11272 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11273 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11274 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11275 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11276 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11277 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11278 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11279 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11281 (SSEPUSH, push<SSEPUSH>): Remove.
11282 (MMXPUSH, push<MMXPUSH>): Remove.
11283 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11284 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11285 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11286 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11287 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11288 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11289 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11290 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11291 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11292 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11293 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11294 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11295 (ppro_sse_log_V4SF): Handle sselog1.
11296 * config/i386/predicates.md (const_0_to_1_operand): New.
11297 (const_0_to_255_mul_8_operand): New.
11298 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11299 (const_2_to_3_operand, const_4_to_7_operand): New.
11300 * config/i386/sse.md: New file.
11301 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11302 (sse_movups): Rename from sse_movups_1.
11303 (sse_loadlss): Rename from sse_loadss_1.
11304 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11306 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11307 (absv4sf2, negv2df, absv2df): New.
11308 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11309 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11310 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11311 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11312 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11313 (sse3_addsubv4sf3): Model correctly.
11314 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11315 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11316 (sse_movhlps): Model with vec_select+vec_concat.
11317 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11318 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11319 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11320 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11321 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11322 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11323 sse2_pshufhw_1): Likewise.
11324 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11325 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11326 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11327 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11328 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11329 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11330 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11331 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11332 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11333 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11334 sminv8hi3): Mark commutative
11335 operands. Use ix86_binary_operator_ok.
11336 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11337 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11338 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11339 sse2_punpcklqdq): Allow operand2 in memory.
11340 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11341 sse2_movsd): Add memory alternatives.
11342 (sse_storelps): Turn expander into an insn; split after reload.
11343 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11344 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11346 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11348 * configure.ac (DWARF-2 debug_line): Use objdump.
11349 * configure: Regenerate.
11351 2005-01-08 Jeff Law <law@redhat.com>
11352 Diego Novillo <dnovillo@redhat.com>
11354 PR tree-optimization/18241
11355 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11356 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11357 statements with volatile operands.
11358 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11359 operands after marking a statement with has_volatile_ops.
11361 2005-01-08 Roger Sayle <roger@eyesopen.com>
11363 * tree.c (int_fits_type_p): Always honor integer constant
11364 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11366 2005-01-08 Roger Sayle <roger@eyesopen.com>
11368 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11369 the latent bug in rtl_delete_block has been resolved.
11371 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11373 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11374 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11376 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11378 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11379 library as @multilib_dir@/$(SHLIB_SONAME).
11381 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11383 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11384 * configure: Regenerate.
11386 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11388 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11391 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11394 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11395 Convert non-word aligned offset address using ld/std into
11398 2005-01-07 Richard Henderson <rth@redhat.com>
11400 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11402 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11404 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11406 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11408 PR tree-optimization/19283
11409 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11410 is not shorter than the original type.
11412 PR rtl-optimization/19012
11413 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11415 PR rtl-optimization/18861
11416 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11417 (FULL_STATE): Define.
11418 (mark_tablejump_edge): New function.
11419 (purge_dead_tablejump_edges): New function.
11420 (find_bb_boundaries): Use it.
11422 PR tree-optimization/18828
11423 * builtins.c (expand_builtin_next_arg): Remove argument and all
11424 the argument checking.
11425 (expand_builtin): Adjust caller.
11426 (expand_builtin_va_start): Likewise. Remove error for too many
11428 (fold_builtin_next_arg): Issue error for too many arguments.
11429 After checking arguments, replace them with magic arguments that
11430 prevent further checking of the args.
11432 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11434 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11436 2005-01-06 Roger Sayle <roger@eyesopen.com>
11439 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11440 and %{.S:...} (and their negative variants) to test whether the
11441 input file is assembler or pre-processed-assembler independent of
11442 the actual filename extension.
11444 2005-01-06 Roger Sayle <roger@eyesopen.com>
11446 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11447 of sign or zero extended values.
11449 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11451 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11452 for IBM long double format correctly.
11454 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11456 Fix PR tree-optimization/18792
11458 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11459 to first_loop_depth, and use loop depth instead of loop number.
11460 (build_classic_dir_vector): Ditto.
11461 (compute_data_dependences_for_loop): Use depth, not loop number.
11462 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11463 number. Pass in loops, instead of loop numbers.
11464 (gather_interchange_stats): Ditto.
11465 (linear_transform_loops): Ditto.
11467 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11470 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11471 biv_fits_mode_p, extension_within_bounds_p): New functions.
11472 (check_ext_dependent_givs): Use them.
11474 2005-01-06 Roger Sayle <roger@eyesopen.com>
11476 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11477 more than one barrier, in which case we should delete them all.
11479 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11481 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11483 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11485 Fix PR middle-end/19286
11487 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11488 output this subprogram, simply ignore this attempt to do it again.
11489 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11490 origin attribute if it's not possible.
11491 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11492 (decls_for_scope): Ditto.
11493 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11494 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11496 2005-01-05 Richard Henderson <rth@redhat.com>
11499 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11500 (bdesc_2arg): Use it.
11501 (ix86_expand_binop_builtin): Force operands into registers
11503 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11504 ix86_expand_sse_compare, ix86_expand_sse_comi,
11505 ix86_expand_builtin): Likewise.
11507 2005-01-05 Richard Henderson <rth@redhat.com>
11509 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11511 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11512 (mulv4hi3): Set itanium_class mmmul.
11513 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11514 (fpack): Rename from fpack_sfsf.
11516 2005-01-05 Richard Henderson <rth@redhat.com>
11519 * reload1.c (do_input_reload): Restrict the optimization deleteing
11520 a previous output reload to RELOAD_FOR_INPUT.
11522 2005-01-05 Steven Bosscher <stevenb@suse.de>
11524 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11525 comment that we fall through after case.
11526 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11527 (distribute_links): Likewise.
11528 * cse.c (cse_insn): Likewise.
11529 * cselib.c (cselib_invalidate_mem): Likewise.
11530 * df.c: Update comments at the top of the file.
11531 (read_modify_subreg_p): Update comments here too.
11532 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11533 * flow.c (mark_set_1): Likewise.
11534 (mark_used_regs): Likewise.
11535 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11536 (canon_list_insert): Likewise.
11537 (mark_set): Likewise.
11538 (try_replace_reg): Likewise.
11539 (store_killed_in_insn): Likewise.
11540 * loop.c (count_one_set): Likewise.
11541 (basic_induction_var): Likewise.
11542 * postreload-gcse.c (find_mem_conflicts): Likewise.
11543 * postreload.c (reload_combine_note_store): Likewise.
11544 (move2add_note_store): Likewise.
11545 * reload.c (find_equiv_reg): Likewise.
11546 (mark_referenced_resources): Likewise.
11547 * rtlanal.c (set_noop_p): Likewise.
11548 (note_stores): Likewise.
11549 (note_uses): Likewise.
11550 * sched-deps.c (sched_analyze_1): Likewise.
11551 * sched-rgn.c (check_live_1): Likewise.
11552 (update_live_1): Likewise.
11553 * config/i860/i860.c: Likewise.
11555 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11557 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11559 * doc/rtl.texi: Update documentation for bit-fields and SET.
11561 2005-01-05 Roger Sayle <roger@eyesopen.com>
11563 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11565 2005-01-05 Jan Hubicka <jh@suse.cz>
11566 Richard Henderson <rth@redhat.com>
11569 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11572 2005-01-05 Richard Henderson <rth@redhat.com>
11575 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11576 (sse_shufps): Change operand 3 to const_int_operand.
11577 (sse2_storelps): Fix typo in template.
11578 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11579 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11580 (ix86_expand_builtin): Likewise.
11582 2005-01-05 Julian Brown <julian@codesourcery.com>
11584 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11585 as aggregates for AAPCS ABIs.
11587 2005-01-05 Stan Shebs <shebs@apple.com>
11589 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11590 Mach-O getters if ppc64.
11591 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11593 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11594 signed four-byte field for global code case.
11595 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11597 2005-01-05 Roger Sayle <roger@eyesopen.com>
11599 PR middle-end/19100
11600 * c-common.c: Include real.h.
11601 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11602 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11603 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11604 * Makefile.in (c-common.o): Update dependencies.
11606 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11608 * c-parse.in (asm_string): Add trailing semicolon.
11610 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11612 * c-parse.in (asm_string): New. Don't allow wide strings in
11614 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11615 asm_string instead of STRING.
11617 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11619 * c-typeck.c (constructor_no_implicit): Remove.
11620 (set_designator, process_init_element): Don't check
11621 constructor_no_implicit.
11623 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11624 Kaz Kojima <kkojima@gcc.gnu.org>
11627 * lcm.c (create_pre_exit): New.
11628 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11629 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11631 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11633 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11634 -msoft-float in target_float_switch.
11635 * arm.c (arm_override_options): Fix processing of target_float_switch.
11637 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11639 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11642 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11644 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11645 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11647 2005-01-04 Roger Sayle <roger@eyesopen.com>
11649 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11650 if deleting the then-block allows the test-block to fallthru to the
11653 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11656 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11657 after the full declaration if the are in two different TUs.
11659 2005-01-04 Richard Henderson <rth@redhat.com>
11662 * tree-sra.c (generate_one_element_init): Just
11663 call gimplify_and_add.
11664 (generate_element_init): Record the
11665 new referenced variables and mark them for renaming
11666 and split out to ...
11667 (generate_element_init_1): This.
11668 (scalarize_init): Don't call push_gimplify_context/
11669 pop_gimplify_context.
11671 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11673 * toplev.c (get_src_pwd): Handle failure of getpwd().
11675 2005-01-04 Roger Sayle <roger@eyesopen.com>
11677 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11679 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11680 all the cases handled by it are inverted by invert_truthvalue.
11682 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11684 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11685 (save_register_windowsi): Likewise.
11687 2005-01-04 Richard Henderson <rth@redhat.com>
11689 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11691 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11693 PR middle-end/17767
11694 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11695 any simplifications of vector mode comparison operators.
11696 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11698 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11699 Devang Patel <dpatel@apple.com>
11701 PR tree-optimization/18308
11702 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11703 the operands before creating a new expression.
11704 * dojump.c (do_jump): Make drop_through_label available
11705 for all cases. Add expansion of COND_EXPR.
11707 2005-01-04 Ira Rosen <irar@il.ibm.com>
11709 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11710 INTEGER_CST instead of TREE_CONSTANT.
11711 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11712 instead of TREE_CONSTANT.
11713 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11714 instead of TREE_CONSTANT.
11716 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11718 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11720 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11723 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11724 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11726 2005-01-03 Richard Henderson <rth@redhat.com>
11728 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11729 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11730 fold_convert_const_real_from_real): Split out from ...
11731 (fold_convert_const): ... here.
11733 2005-01-03 Richard Henderson <rth@redhat.com>
11736 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11737 (mov<MMXMODEI>_internal): Likewise.
11738 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11739 Add V2SF case; use it for SSE1; don't use TI.
11740 (movdf_integer): Likewise.
11741 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11743 2005-01-03 Ira Rosen <irar@il.ibm.com>
11745 * tree-vectorizer.c (vect_strip_conversions): New function.
11746 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11747 check for binary class.
11749 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11753 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11755 * gimple-low.c (mark_blocks_with_used_vars): New function.
11756 (mark_blocks_with_used_subblocks): Ditto.
11757 (mark_used_blocks): Ditto.
11758 (pass_mark_used_blocks): New pass.
11759 * tree-inline.c: Include debug.h.
11760 (expand_call_inline): Call outlining_inline_function here.
11761 * tree-optimize.c (init_tree_optimization_passes): Add
11762 pass_mark_used_blocks.
11763 * tree-pass.h (pass_mark_used_blocks): New.
11764 * Makefile.in (tree-inline.o): Add debug.h dependency.
11766 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11768 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11769 VAR_DECLs to have weak_import attribute.
11771 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11774 2004-01-03 Steven Bosscher <stevenb@suse.de>
11776 * passes.c (rest_of_compilation): Don't run regmove if only
11777 flag_expensive_optimizations, require flag_regmove instead.
11779 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11781 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11783 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11784 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11785 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11786 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11788 2005-01-03 Richard Henderson <rth@redhat.com>
11790 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11791 (ia64_const_ok_for_letter_p): New.
11792 (ia64_const_double_ok_for_letter_p): New.
11793 (ia64_extra_constraint): New.
11794 (ia64_expand_vecint_compare): New.
11795 (ia64_expand_vcondu_v2si): New.
11796 (ia64_expand_vecint_cmov): New.
11797 (ia64_expand_vecint_minmax): New.
11798 (ia64_print_operand): Add 'v'.
11799 (ia64_preferred_reload_class): New.
11800 (ia64_vector_mode_supported_p): New.
11801 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11802 (PREFERRED_RELOAD_CLASS): Move to function.
11803 (CONST_OK_FOR_LETTER_P): Move to function.
11804 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11805 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11806 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11807 (EXTRA_CONSTRAINT): Move to function.
11808 * config/ia64/ia64.md: Include vect.md.
11809 (itanium_class): Add mmalua.
11811 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11813 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11814 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11816 (const_int_2bit_operand): New.
11817 (fr_reg_or_0_operand): New.
11818 * config/ia64/ia64-modes.def: Add vector modes.
11819 * config/ia64/ia64-protos.h: Update.
11820 * config/ia64/vect.md: New file.
11822 2005-01-03 Richard Henderson <rth@redhat.com>
11824 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11826 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11829 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11831 (log1pdf2): Change mode of operands[0,1] to DFmode.
11833 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11835 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11836 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11837 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11838 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11839 SPARC_RELAXED_ORDERING.
11841 2005-01-03 Richard Henderson <rth@redhat.com>
11842 Uros Bizjak <uros@kss-loka.si>
11845 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11846 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11847 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11849 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11850 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11851 const_pow2_1_to_128_operand): New predicates.
11853 2005-01-02 Greg McGary <greg@mcgary.org>
11855 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11857 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11858 object. [ptr_type]: Remove unused variable.
11859 Remember nearest addressable array-element or record-component
11860 when checking bitfield components. Tolerate empty BIND_EXPR.
11862 2005-01-01 Richard Henderson <rth@redhat.com>
11864 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11865 that don't narrow the value. Fail for other conversions.
11867 2005-01-01 Richard Henderson <rth@redhat.com>
11870 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11871 * c-lang.c (finish_file): Don't do it here.
11872 * objc/objc-act.c (objc_finish_file): Likewise.
11874 * cgraph.c (decl_assembler_name_equal): New.
11875 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11876 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11877 * cgraph.h (struct cgraph_varpool_node): Add next.
11878 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11879 * varasm.c (assemble_alias): Mark the target as needed.
11881 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11883 PR middle-end/19221
11884 * function.c (get_arg_pointer_save_area): Use entry_of_function
11885 instead of get_insns.
11887 2005-01-01 Roger Sayle <roger@eyesopen.com>
11888 Andrew Pinski <pinskia@physics.uc.edu>
11889 James E. Wilson <wilson@specifixinc.com>
11891 PR rtl-optimization/12092
11892 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11895 2005-01-01 Roger Sayle <roger@eyesopen.com>
11896 Olivier Hainque <hainque@act-europe.fr>
11898 * tree.c (int_fits_type_p): A narrower type always fits in a
11899 wider one, except for negative values into unsigned types.
11901 2005-01-01 Roger Sayle <roger@eyesopen.com>
11903 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11904 with the original constant rather than require TREE_OVERFLOW.
11906 2005-01-01 Steven Bosscher <stevenb@suse.de>
11908 PR middle-end/17544
11909 * c-decl.c (finish_function): If compiling C99, annotate the
11910 compiler generated return with the current file name and line 0.
11911 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11912 the source line is greater than 0.
11913 (remove_bb): Likewise.