1 2005-04-13 Devang Patel <dpatel@apple.com>
3 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
6 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9 * config/cris/cris-protos.h (cris_emit_movem_store)
10 (cris_expand_prologue): Prototype.
11 * config/cris/cris.c (struct machine_function): New member
13 (cfa_label_num, cris_target_asm_function_prologue): Remove.
14 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
15 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
16 (cris_load_multiple_op, cris_return_address_on_stack)
17 (cris_return_address_on_stack_for_return): ISO-Cify.
18 (cris_store_multiple_op): New predicate function.
19 (cris_expand_prologue, cris_emit_movem_store): New functions.
20 (cris_print_operand) <case 'O'>: Handle modifications other than
22 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
23 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
24 (cris_gen_movem_load): Rearrange slightly to make local variable
25 src a parameter, removing osrc.
26 (cris_setup_incoming_varargs): Set machine_function member
27 stdarg_regs to correspond to the number of registers that need to
29 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
31 (PREDICATE_CODES): Add cris_store_multiple_op. Make
32 cris_general_operand_or_gotless_symbol accept UNSPEC.
33 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
34 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
35 ("*cris_store_multiple"): New pattern. Tweak common comment above
36 this and "*cris_load_multiple".
37 ("prologue"): New define_expand.
39 * config/cris/cris.md ("epilogue"): Conditionalize on
40 TARGET_PROLOGUE_EPILOGUE.
42 2005-04-13 Steve Ellcey <sje@cup.hp.com>
45 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
46 fpsr 0 instead of fpsr 1.
47 (divsf3_internal_thr): Ditto.
48 (divdf3_internal_lat): Ditto.
49 (divdf3_internal_thr): Ditto.
50 (divxf3_internal_lat): Ditto.
51 (divxf3_internal_thr): Ditto.
53 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
55 PR tree-optimization/20913
56 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
58 PR tree-optimization/20702
59 * tree-vrp.c (maybe_add_assert_expr): Recurse into
60 dominator children that haven't been walked into.
62 2005-04-13 Julian Brown <julian@codesourcery.com>
64 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
65 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
68 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
70 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
71 config/i386/sse.md: Fix comment typos.
73 * genattrtab.c (NULL_ATTR): Remove.
74 * ifcvt.c (NULL_EDGE): Likewise.
76 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
78 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
79 NOTE_PREDICT): Remove.
81 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
83 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
84 * configure: Regenerate.
85 * config.in: Likewise.
86 * system.h: Declare vsnprintf if not already declared.
88 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
90 * optc-gen.awk: Handle stand-alone Mask records.
91 * opth-gen.awk: Likewise.
92 * doc/options.texi (Option file format): Document them.
93 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
94 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
95 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
96 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
97 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
98 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
99 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
100 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
101 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
102 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
103 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
104 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
105 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
106 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
107 TARGET_LONG_DOUBLE_128): Likewise.
108 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
109 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
110 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
111 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
112 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
113 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
114 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
115 * config/sparc/sparc.c (fpu_option_set): New global.
116 (sparc_handle_option): New function.
117 (sparc_override_options): Test fpu_option_set.
118 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
119 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
120 * config/sparc/sparc.opt: New file.
121 * config/sparc/little-endian.opt: Likewise.
122 * config/sparc/long-double-switch.opt: Likewise.
124 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
126 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
127 (bfin_handle_options): Set it if -mshared-library-id= is seen.
128 * config/bfin/bfin.opt (mshared-library-id=): Lose
129 Var(bfin_lib_id_given).
131 2005-04-13 Matt Thomas <matt@3am-software.com>
133 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
136 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
138 * rtl.h (CLEAR_RTX_FLAGS): Remove.
140 * cgraphunit.c (INSNS_PER_CALL): Remove.
142 * tree-ssa-forwprop.c (vars,
143 record_single_argument_cond_exprs,
144 substitute_single_use_vars): Remove.
145 (forward_propagate_into_cond_1, forward_propagate_into_cond):
147 (tree_ssa_forward_propagate_single_use_vars): Call
148 forward_propagate_into_cond for each COND_EXPR.
150 * tree-inline.c (INSNS_PER_STMT): Remove.
152 2005-04-12 Richard Henderson <rth@redhat.com>
154 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
155 (ix86_expand_sse_fp_minmax): ... from ...
156 (ix86_expand_fp_movcc): ... here.
157 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
158 * config/i386/i386-protos.h: Update.
159 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
160 (sse_setccsf, sse_setccdf): Allow before reload.
161 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
162 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
163 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
164 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
165 (anddf3, nanddf3, iordf3, xordf3): New.
167 2005-04-12 Jeff Law <law@redhat.com>
169 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
170 (tree-ssa-uncprop.o): Add dependencies.
171 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
172 * tree-flow.h (remove_useless_stmts): Remove prototype.
173 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
174 remove_useless_stmts.
175 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
176 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
177 * tree-pass.h (pass_uncprop): Declare.
178 * tree-ssa-uncprop.c: New file.
180 2005-04-12 James E. Wilson <wilson@specifixinc.com>
183 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
185 2005-04-12 Caroline Tice <ctice@apple.com>
187 Temporary fix for partitioning problems.
188 * passes.c (rest_of_handle_final): Remove code that
189 frees unlikely_text_section_name,
190 * varasm.c (assemble_start_function): Test for partitioning
191 flag before writing out section labels.
192 (assemble_end_function): Test for partitioning flag before
193 writing out section labels.
195 2005-04-12 Steven Bosscher <stevenb@suse.de>
196 Stuart Hastings <stuart@apple.com>
197 Jan Hubicka <jh@suse.cz>
199 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
200 references to gt-tree-cfg.h.
201 * basic-block.h (struct basic_block_def): Don't skip rbi
202 for garbage collection.
203 (struct reorder_block_def): Make GTY-able.
204 (struct control_flow_graph): New structure.
205 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
206 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
207 but instead defines to the control_flow_graph for cfun.
208 (label_to_block_map): New define, points to the label map of
209 the control_flow_graph for cfun.
210 (n_edges_for_function, n_basic_blocks_for_function,
211 last_basic_block_for_function, basic_block_info_for_function,
212 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
213 basic_block_info_for_function, label_to_block_map_for_function):
214 Counterparts for the above, taking a struct function as an extra
216 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
217 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
218 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
219 (alloc_rbi_pool, free_rbi_pool): Remove.
220 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
221 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
223 (cfg_layout_finalize) ... and don't free it here.
224 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
226 * flow.c (free_basic_block_vars): Set label_to_block_map and
228 * function.h (struct function): Add cfg field.
229 * function.c (allocate_struct_function): Allocate the cfg.
230 * tree-cfg.c (label_to_block_map): Remove.
231 (build_tree_cfg): Don't allocate the rbi pool here...
232 (delete_tree_cfg_annotations): ...and don't free it here.
233 Also don't nullify label_to_block_map for cfun.
235 2005-04-12 Caroline Tice <ctice@apple.com>
237 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
238 Revert my patch from April 9.
239 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
240 (reorder_basic_blocks): Revert my patch from April 9.
241 (insert_section_boundary_note): Revert my patch from April 9.
242 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
243 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
244 (COLD_END_LABEL): Revert my patch from April 9.
245 (cold_text_section_label): Revert my patch from April 9.
246 (cold_end_label): Revert my patch from April 9.
247 (dwarf2out_switch_text_section): Revert my patch from April 9.
248 (output_aranges): Revert my patch from April 9.
249 (output_ranges): Revert my patch from April 9.
250 (output_line_info): Revert my patch from April 9.
251 (add_location_or_const_value_attribute): Revert my patch from April 9.
252 (dwarf2out_var_location): Revert my patch from April 9.
253 (dwarf2out_init): Revert my patch from April 9.
254 (dwarf2out_finish): Revert my patch from April 9.
255 * function.h (struct function): Revert my patch from April 9.
256 * opts.c (decode_options): Revert my patch from April 9.
257 * output.h (unlikely_section_label, hot_section_label,
258 hot_section_end_label, cold_section_end_label,
259 unlikely_text_section_name): Revert my patch from April 9.
260 * passes.c (rest_of_handle_final): Revert my patch from April 9.
261 * varasm.c (unlikely_section_label, hot_section_label,
262 hot_section_end_label, cold_section_end_label,
263 unlikely_text_section_name): Revert my patch from April 9.
264 (initialize_cold_section_name): Revert my patch from April 9.
265 (unlikely_text_section): Revert my patch from April 9.
266 (in_unlikely_text_section): Revert my patch from April 9.
267 (named_section): Revert my patch from April 9.
268 (function_section): Revert my patch from April 9.
269 (current_function_section): Revert my patch from April 9.
270 (assemble_start_function): Revert my patch from April 9.
271 (assemble_end_function): Revert my patch from April 9.
272 (default_section_type_flags_1): Revert my patch from April 9.
274 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
276 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
277 * config/sparc/sparc.md (untyped_call): Save the registers manually.
279 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
281 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
284 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
285 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
287 2004-04-12 Richard Henderson <rth@redhat.com>
289 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
290 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
291 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
292 (UNSPEC_*, UNSPECV_*): Renumber.
294 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
297 From Richard Henderson <rth@redhat.com>:
298 * tree-mudflap.c (mf_build_check_statement_for): Correct block
301 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
303 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
305 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
307 * config/bfin/bfin.c (bfin_library_id_string): Remove.
308 (bfin_library_id): New variable.
309 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
310 instead of bfin_library_id_string.
311 (bfin_handle_option): New function.
312 (override_options): Remove most code to deal with shared library IDs,
313 just check they aren't used without -mid-shared-library.
314 (TARGET_HANDLE_OPTION): Define.
315 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
316 * config/bfin/bfin.opt (mshared-library-id=): New.
318 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
320 * tree-vect-transform.c: Fix comment typos.
322 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
324 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
325 split critical edges when not possible/profitable.
327 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
329 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
330 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
331 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
332 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
333 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
334 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
335 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
336 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
338 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
339 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
340 * config/ns32k/ns32k.opt: New file.
342 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
344 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
345 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
346 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
347 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
348 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
349 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
350 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
351 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
352 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
353 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
354 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
355 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
356 (MASK_COLDFIRE): Formatting fixes.
357 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
358 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
359 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
360 "_current_shared_library_a5_offset_".
361 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
362 (MASK_ALL_CPU_BITS): New macro.
363 (m68k_handle_option): New function.
364 (override_options): Remove handling of m68k_library_id_string.
365 * config/m68k/m68k.opt: New file.
366 * config/m68k/ieee.opt: New file.
368 2005-04-11 Mark Mitchell <mark@codesourcery.com>
370 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
371 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
372 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
373 (TARGET_CXX): Adjust accordingly.
374 * target.h (struct gcc_target): Remove epxort_class_data. Add
375 determine_class_data_visibility and class_data_always_comdat.
376 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
377 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
378 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
379 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
380 (arm_cxx_determine_class_data_visibility): New.
381 (arm_cxx_class_data_always_comdat): Likewise.
382 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
383 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
384 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
385 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
386 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
389 2005-04-11 Devang Patel <dpatel@apple.com>
391 * tree-data-ref.c (build_classic_dist_vector,
392 compute_subscript_distance): Make externally visible.
393 * tree-data-ref.h (build_classic_dist_vector,
394 compute_subscript_distance): Same.
395 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
396 Check distance vector against vectorization factor.
397 (vect_analyze_loop): Determine vectorizaion factor before
398 analyzing data dependences.
399 * tree-vectorizer.c (loops_num): Make it externally visible and
401 * tree-vectorizer.c (vect_loops_num): ... new name.
402 * tree-vectorizer.h (vect_loops_num): New.
404 2005-04-11 Devang Patel <dpatel@apple.com>
406 * tree-vect-analyze.c (vect_analyze_operations): Check
407 vectorizable codition.
408 * tree-vect-transform.c (vect_is_simple_cond): New function.
409 (vectorizable_condition): New function.
410 (vect_transform_stmt): Handle condition_vec_info_type.
411 * tree-vectorizer.h (enum stmt_vec_info_type): Add
412 condition_vec_info_type.
413 (vectorizable_condition): New.
415 2005-04-11 Geoffrey Keating <geoffk@apple.com>
417 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
418 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
419 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
421 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
422 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
424 * dwarf2out.c (output_line_info): Don't try to dereference
425 a NULL current_function_decl.
427 * config/t-slibgcc-darwin: Don't put shared libraries in
428 directories other than $(slibdir).
429 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
432 2005-04-11 Diego Novillo <dnovillo@redhat.com>
434 PR tree-optimization/20933
435 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
436 logic to reject aliases between read-only and writable
438 (may_alias_p): ... here.
439 (get_tmt_for): Do not associate read-only tags to pointers
440 whose pointed-to type is not read-only.
441 * tree-ssa.c (verify_ssa): Check that memory stores have at
442 least one V_MAY_DEF or V_MUST_DEF.
444 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
447 * configure.ac (gcc_UNLOCKED_FUNCS): New.
448 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
449 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
450 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
452 (fwrite_unlocked): Fix prototype.
454 * configure, config.in: Regenerate.
456 2005-04-11 David Edelsohn <edelsohn@gnu.org>
458 * tree-ssa-loop-im.c: Include real.h.
459 (determine_invariantness_stmt): If real division divisor is
460 invariant and flag_unsafe_math_optimizations enabled, generate
461 invariant reciprocal for hoisting.
462 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
464 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
466 Fix PR tree-optimization/20926
468 * tree-ssa-alias.c (add_type_alias): Handle subvars.
470 2005-04-11 Devang Patel <dpatel@apple.com>
472 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
475 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
477 * fold-const.c (fold_binary_op_with_conditional_arg):
478 use fold_buildN instead of "fold (buildN" in some
480 (fold_unary): Likewise.
481 (fold_binary): Likewise.
483 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
485 Fix PR tree-optimization/20612
486 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
488 (perfect_nestify): preheaderbb is *not* part of loop of the
491 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
493 * tree-ssa-alias.c (may_alias_p): If the variable
494 is a global variable and the pointer is parameter
495 and -fargument-noalias-global is used, then
496 the pointer cannot alias the variable.
498 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
500 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
501 * config/sparc/sparc.h: Likewise.
502 * config/sparc/sparc.md: Likewise.
504 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
506 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
508 * tree-vrp.c: Fix a comment typo.
510 2005-04-11 Diego Novillo <dnovillo@redhat.com>
512 PR tree-optimization/20920
513 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
514 SSA_NAME flows through an abnormal edge.
515 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
516 through abnormal edges.
517 (maybe_add_assert_expr): Likewise.
519 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
521 * config/s390/s390.h (s390_tune_string, s390_arch_string)
522 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
523 (s390_stack_size_string, s390_stack_guard_string, target_flags)
524 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
525 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
526 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
527 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
528 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
529 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
530 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
531 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
532 (TARGET_HANDLE_OPTION): Likewise.
533 (s390_tune): Initialize to PROCESSOR_max.
534 (s390_arch_string): Make static.
535 (s390_tune_string, s390_warn_framesize_string): Delete.
536 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
537 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
538 (s390_handle_arch_option, s390_handle_option): New functions.
539 (override_options): Remove parsing of option strings.
540 * config/s390/s390.opt: New file.
542 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
544 * tree-complex.c (expand_vector_operations): Call
545 update_stmt_if_modified.
547 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
549 * tree-vect-analyze (vect_determine_vectorization_factor):
550 Do not use GET_MODE_NUNITS.
551 * tree-vect-transform.c (vect_get_vec_def_for_operand,
552 (vectorizable_load, vect_transform_loop): Likewise.
554 2005-04-11 Uros Bizjak <uros@kss-loka.si>
556 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
557 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
558 * optabs.h (enum optab_index): Add new OTI_lceil.
559 (lceil_optab): Define corresponding macro.
560 * optabs.c (init_optabs): Initialize lceil_optab.
561 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
562 and lceildi2 patterns.
563 * builtins.c (expand_builtin_int_roundingfn): Handle
564 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
565 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
566 BUILT_IN_LLCEIL{,F,L}.
567 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
568 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
569 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
570 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
571 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
572 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
573 into lceil built-in function and (long long int)ceil{,f,l} into
574 llceil built-in function.
575 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
578 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
580 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
583 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
585 * config/arm/arm.c: Fix a comment typo.
586 * doc/tree-ssa.texi: Fix a typo.
588 2005-04-10 Steven Bosscher <stevenb@suse.de>
590 * cselib.c (clear_table): Rename to cselib_clear_table.
591 * cselib.h (cselib_clear_table): Add prototype.
592 * gcse.c (gcse_main): Make 'f' argument unused.
593 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
594 of each basic block instead.
595 (compute_sets, compute_hash_table_work): Likewise.
596 (constprop_register): Change int 'alter_jumps' argument to bool.
597 (do_local_cprop): Likewise.
598 (local_cprop_pass): Likewise. Also walk basic blocks instead of
599 the insn chain. Explicitly clear the cselib tables after finishing
600 one basic block. Make sure there are no unterminated libcall blocks.
601 Update compute_sets call.
602 (cprop): Walk basic blocks instead of the insn chain.
603 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
605 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
606 one_cprop_pass calls.
608 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
610 * combine.c (combine_simplify_rtx): Remove a transformation that
611 relies on an invalid assumption about rtl sign-extension semantics.
613 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
615 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
616 to build_int_cst_wide.
618 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
621 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
622 set the original address pseudo to the correct value before the
623 original insn, if possible, and leave the insn alone, otherwise
624 create a new pseudo, set it and replace it in the insn.
625 * recog.c (validate_change_maybe_volatile): New.
626 * recog.h (validate_change_maybe_volatile): Declare.
628 2005-04-09 Caroline Tice <ctice@apple.com>
630 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
631 Remove targetm.have_named_sections test.
632 (fix_edges_for_rarely_executed_code): Likewise.
633 (insert_section_boundary_note): Likewise.
634 (reorder_basic_blocks): Check partitioning flag before calling
635 verify_hot_cold_block_grouping.
636 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
637 the function struct rather than global variables.
638 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
639 (COLD_END_LABEL): Likewise
640 (cold_text_section_label): New static global variable.
641 (cold_end_label): Likewise.
642 (dwarf2out_switch_text_section): Get hot/cold section labels from
643 the function struct rather than global variables.
644 (output_aranges): Use cold_text_section_label and cold_end_label;
645 check partitioning flag before putting out delta.
646 (output_ranges): Remove incorrect code attempting to use
648 (output_line_info): Get cold section label from function struct.
649 (add_location_or_const_value_attribute): Likewise.
650 (get_subprogram_die): Get hot/cold section labels from function struct.
651 (dwarf2out_var_location): Likewise.
652 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
653 write out cold_text_section_label if partition flag is set.
654 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
655 * function.h (struct function): Add new fields to point to hot/cold
656 section labels: hot_section_label, cold_section_label,
657 hot_section_end_label and cold_section_end_label; also add new field
658 for cold text section name, unlikely_text_section_name.
659 * opts.c (decode_options): Turn off partitioning flag if
660 !targetm.have_named_sections.
661 * output.h (hot_section_label): Remove.
662 (hot_section_end_label): Remove.
663 (cold_section_end_label): Remove.
664 (unlikely_section_label): Remove.
665 (unlikely_text_section_name): Remove.
666 * passes.c (rest_of_handle_final): Remove code that frees
667 unlikely_text_section_name.
668 * varasm.c (unlikely_section_label): Remove.
669 (hot_section_label): Remove.
670 (hot_section_end_label): Remove.
671 (cold_section_end_label): Remove.
672 (unlikely_text_section_name): Remove.
673 (initialize_cold_section_name): Modify to call
674 targetm.strip_name_encoding; to store cold section name in current
675 function struct, if it exists; and to only use the decl_section_name
676 if flag_named_sections is true.
677 (unlikely_text_section): Modify to get section name out of current
678 function struct, if there is one; otherwise build it from
679 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
680 (in_unlikely_text_section): Likewise.
681 (named_section): Modify to get/put cold section name in current function
682 struct, if there is one.
683 (function_section): Change 'bool unlikely' to 'int reloc'; check
684 targetm.have_named_sections before calling named_section.
685 (current_function_section): Likewise.
686 (assemble_start_function): Modify to get/put unlikely_text_section_name
687 in current function struct; modify to get hot/cold section labels
688 from function struct; initialize labels using
689 ASM_GENERATE_INTERNAL_LABEL;
690 test partitioning flag before writing out hot section label.
691 (assemble_end_function): Test partitioning flag before writing out
692 hot/cold section labels.
693 (default_section_type_flags_1): Modify to use array instead of
694 char* for unlikely_text_section_name; set flags correctly for
695 cold text section if there is not a current function decl.
697 2005-04-09 Jakub Jelinek <jakub@redhat.com>
699 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
700 and TI_VA_LIST_FPR_COUNTER_FIELD.
701 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
702 * tree-pass.h (pass_stdarg): Add.
703 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
704 * tree-stdarg.c: New file.
705 * tree-stdarg.h: New file.
706 * Makefile.in (OBJS-common): Add tree-stdarg.o.
707 (tree-stdarg.o): Add dependencies.
708 * function.h (struct function): Add va_list_gpr_size and
709 va_list_fpr_size fields.
710 * function.c (allocate_struct_function): Initialize them.
711 * target.h (struct gcc_target): Add stdarg_optimize_hook.
712 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
713 (TARGET_INITIALIZER): Add it.
715 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
716 va_list_{g,f}pr_counter_field.
717 (ix86_setup_incoming_varargs): Don't do anything if reg_save
718 area will not be used. Only save registers that tree-stdarg.c
719 detected they need saving.
720 (ix86_va_start): Don't set up fields that won't be used.
722 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
723 va_list_{g,f}pr_counter_field.
724 (setup_incoming_varargs): Don't do anything if reg_save
725 area will not be used. Only save registers that tree-stdarg.c
726 detected they need saving.
727 (rs6000_va_start): Don't set up fields that won't be used.
729 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
730 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
731 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
732 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
734 2005-04-09 Jakub Jelinek <jakub@redhat.com>
737 * config/i386/i386.c (construct_container): Pass empty aligned
738 struct, union or class in memory.
740 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
742 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
743 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
744 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
745 config/rs6000/predicates.md: Fix comment typos.
747 * sched-int.h (haifa_insn_data): Remove blockage and units.
748 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
749 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
750 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
752 2005-04-09 Jan Hubicka <jh@suse.cz>
753 Steven Bosscher <stevenb@suse.de>
755 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
756 * cfgloop.c (get_loop_exit_edges): Likewise.
757 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
759 * loop-unroll.c (analyze_insns_in_loop): Likewise.
760 * tree-cfg.c (dump_cfg_status): Likewise.
762 2005-04-09 David Edelsohn <edelsohn@gnu.org>
764 * config/rs6000/predicates.md (altivec_register_operand): Remove
765 redundant match_code test.
766 (gpc_reg_operand): Same.
767 (cc_reg_operand): Same.
768 (cc_reg_not_cr0_operand): Same.
770 2005-04-09 Jan Hubicka <jh@suse.cz>
772 Forgotten hunk from my last merge patch:
773 * final.c (output_addr_const): Do not call mark_referenced.
775 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
777 * doc/tree-ssa.texi: Add immediate use documentation.
779 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
781 * arm.c (FL_WBUF): Define.
782 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
783 (arm_is_6_or_7): Delete.
784 (arm_tune_wbuf): New.
785 (arm_override_options): Set arm_tune_wbuf.
786 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
787 (arm_is_6_or_7): Delete declaration.
788 (arm_tune_wbuf): New declartion.
789 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
790 (model_wbuf): Derive from arm_tune_wbuf.
791 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
792 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
793 (arm740t): Mark CPUs as having a write buffer.
795 2005-04-09 Uros Bizjak <uros@kss-loka.si>
797 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
798 of 'const_double_operand' in operand 2 constraints. Update enable
801 2005-04-09 Uros Bizjak <uros@kss-loka.si>
803 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
804 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
805 * optabs.h (enum optab_index): Add new OTI_lfloor.
806 (lfloor_optab): Define corresponding macro.
807 * optabs.c (init_optabs): Initialize lfloor_optab.
808 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
809 and lfloordi2 patterns.
810 * builtins.c (expand_builtin_int_roundingfn): New prototype.
811 (expand_builtin_int_roundingfn): New function.
812 (fold_builtin_int_roundingfn): New prototype.
813 (fold_builtin_int_roundingfn): New function, renamed from
815 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
816 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
817 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
818 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
819 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
820 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
821 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
822 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
823 into lfloor built-in function and (long long int)floor{,f,l} into
824 llfloor built-in function.
825 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
828 2005-04-08 Ian Lance Taylor <ian@airs.com>
830 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
831 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
832 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
833 (DO_COND, DO_BODY): Likewise.
834 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
835 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
836 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
837 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
838 (build_continue_stmt, build_break_stmt): Don't declare.
839 (c_do_switch_warnings): Update declaration.
840 * c-gimplify.c (enum bc_t): Remove.
841 (struct c_gimplify_ctx, ctxp): Remove.
842 (push_context, pop_context): Remove static functions.
843 (c_genericize): Don't call push_context or pop_context.
844 (begin_bc_block, finish_bc_block): Remove static functions.
845 (build_bc_goto): Likewise.
846 (gimplify_c_loop): Likewise.
847 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
848 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
849 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
850 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
851 * c-common.c (c_do_switch_warnings): Rename from
852 c_do_switch_warnings_1.
853 (c_do_switch_warnings) [old version]: Remove.
854 (c_do_switch_expr_warnings): Remove.
855 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
856 function instead of c_do_switch_expr_warnings.
857 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
858 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
859 * c-pretty-print.c (pp_c_statement): Likewise.
860 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
862 2005-04-08 Devang Patel <dpatel@apple.com>
864 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
865 While selecting replacement condition pay attention to loop header.
867 2005-04-08 Diego Novillo <dnovillo@redhat.com>
869 Merge from tree-cleanup-branch: VRP, store CCP, store
870 copy-prop, incremental SSA updating of FUD chains and
871 newly exposed symbols.
873 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
874 (OBJS-common): Add tree-vrp.o.
875 (tree-vrp.o): New rule.
876 * basic-block.h (nearest_common_dominator_for_set): Declare.
877 * common.opt (ftree-store-ccp): New flag.
878 (ftree-copy-prop): New flag.
879 (ftree-vrp): New flag.
880 (ftree-store-copy-prop): New flag.
881 * dominance.c (nearest_common_dominator_for_set): New.
882 * domwalk.c (walk_dominator_tree): Only traverse
883 statements in blocks marked in walk_data->interesting_blocks.
884 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
885 * fold-const.c (fold): Handle ASSERT_EXPR.
886 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
887 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
888 flag_tree_vrp at -O2.
889 * timevar.def (TV_TREE_VRP): Define.
890 (TV_TREE_COPY_PROP): Define.
891 (TV_TREE_STORE_COPY_PROP): Define.
892 (TV_TREE_SSA_INCREMENTAL): Define.
893 (TV_TREE_STORE_CCP): Define.
894 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
895 to kill_redundant_phi_nodes from comment.
896 (verify_expr): Handle ASSERT_EXPR.
897 * tree-dfa.c (mark_new_vars_to_rename): Remove second
898 argument. Update all users.
899 (mark_call_clobbered_vars_to_rename): Remove. Update all
901 * tree-flow-inline.h (unmodifiable_var_p): New.
902 * tree-flow.h (enum value_range_type): Declare.
903 (struct value_range_def): Declare.
904 (value_range): Declare.
905 (remove_all_phi_nodes_for): Remove. Update all users.
906 (find_phi_node_for): Declare.
907 (add_type_alias): Declare.
908 (count_uses_and_derefs): Declare.
909 (kill_redundant_phi_nodes): Remove.
910 (rewrite_into_ssa): Remove.
911 (rewrite_def_def_chains): Remove.
912 (update_ssa, register_new_name_mapping, create_new_def_for,
913 need_ssa_update_p, name_registered_for_update_p,
914 release_ssa_name_after_update_ssa, dump_repl_tbl,
915 debug_repl_tbl, dump_names_replaced_by,
916 debug_names_replaced_by, mark_sym_for_renaming,
917 mark_set_for_renaming, get_current_def, set_current_def,
918 get_value_range, dump_value_range, debug_value_range,
919 dump_all_value_ranges, debug_all_value_ranges,
920 expr_computes_nonzero, loop_depth_of_name,
921 unmodifiable_var_p): Declare.
922 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
924 * tree-into-ssa.c (block_defs_stack): Update comment.
925 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
926 syms_to_rename, names_to_release, repl_tbl,
927 need_to_initialize_update_ssa_p, need_to_update_vops_p,
928 need_to_replace_names_p): New locals.
929 (NAME_SETS_GROWTH_FACTOR): Define.
930 (struct repl_map_d): Declare.
931 (struct mark_def_sites_global_data): Add field
933 (enum rewrite_mode): Declare.
934 (REGISTER_DEFS_IN_THIS_STMT): Define.
935 (compute_global_livein): Use last_basic_block instead of
937 (set_def_block): Remove last argument. Update all callers.
938 (prepare_use_operand_for_rename): Remove. Update all callers.
939 (prepare_def_operand_for_rename): Remove. Update all callers.
940 (symbol_marked_for_renaming): New.
943 (repl_map_hash): New.
945 (repl_map_free): New.
946 (names_replaced_by): New.
947 (add_to_repl_tbl): New.
948 (add_new_name_mapping): New.
949 (mark_def_sites): Assume that all the operands in the
950 statement are in normal form.
951 (find_idf): Assert that the block in the stack is valid.
952 (get_default_def_for): New.
953 (insert_phi_nodes_for): Add new argument 'update_p'.
955 If update_p is true, add a new mapping between the LHS of
956 each new PHI and the name that it replaces.
957 (insert_phi_nodes_1): Only call find_idf if needed.
958 (get_reaching_def): Call get_default_def_for.
959 (rewrite_operand): Remove.
960 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
961 and REWRITE_THIS_STMT are false.
962 Assume that all the operands in the statement are in
964 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
965 (rewrite_virtual_phi_arguments): Remove.
966 (invalidate_name_tags): Remove.
967 (register_new_update_single, register_new_update_set,
968 rewrite_update_init_block, replace_use,
969 rewrite_update_fini_block, rewrite_update_stmt,
970 rewrite_update_phi_arguments): New.
971 rewrite_blocks): Remove argument 'fix_virtual_phis'.
972 Add arguments 'entry', 'what' and 'blocks'.
973 Initialize the dominator walker according to 'what' and
975 Start the dominator walk at 'entry'.
976 (mark_def_site_blocks): Add argument 'interesting_blocks'.
977 Use it to configure the dominator walker.
978 (rewrite_into_ssa): Remove argument 'all'.
980 (rewrite_all_into_ssa): Remove.
981 (rewrite_def_def_chains): Remove.
982 (mark_def_interesting, mark_use_interesting,
983 prepare_phi_args_for_update, prepare_block_for_update,
984 prepare_def_site_for, prepare_def_sites,
985 dump_names_replaced_by, debug_names_replaced_by,
986 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
987 delete_update_ssa, create_new_def_for,
988 register_new_name_mapping, mark_sym_for_renaming,
989 mark_set_for_renaming, need_ssa_update_p,
990 name_registered_for_update_p, ssa_names_to_replace,
991 release_ssa_name_after_update_ssa,
992 insert_updated_phi_nodes_for, update_ssa): New.
993 * tree-loop-linear.c (linear_transform_loops): Call
994 update_ssa instead of rewrite_into_ssa.
995 * tree-optimize.c (vars_to_rename): Remove.
997 (init_tree_optimization_passes): Replace
998 pass_redundant_phi with pass_copy_prop.
1000 Replace pass_ccp with pass_store_ccp.
1001 Add pass_store_copy_prop after pass_store_ccp.
1002 (execute_todo): If the TODO_ flags don't include updating
1003 the SSA form, assert that it does not need to be updated.
1004 Call update_ssa instead of rewrite_into_ssa and
1005 rewrite_def_def_chains.
1006 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1007 (tree_rest_of_compilation):
1008 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1009 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1010 TODO_cleanup_cfg): Renumber.
1011 (TODO_verify_loops, TODO_update_ssa,
1012 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1013 TODO_update_ssa_only_virtuals): Define.
1014 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1016 * tree-phinodes.c (make_phi_node): Update documentation.
1017 (remove_all_phi_nodes_for): Remove.
1018 (find_phi_node_for): New.
1019 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1020 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1021 (interpret_rhs_modify_expr): Likewise.
1022 * tree-sra.c (decide_instantiations): Mark all symbols in
1023 SRA_CANDIDATES for renaming.
1024 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1025 (mark_all_v_defs): New function. Update all users to call it
1026 with the whole list of scalarized statements, not just the
1028 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1029 (compute_flow_insensitive_aliasing): If the tag is
1030 unmodifiable and the variable isn't or vice-versa, don't
1031 make them alias of each other.
1032 (setup_pointers_and_addressables): If the type tag for
1033 VAR is about to change, mark the old one for renaming.
1034 (add_type_alias): New.
1035 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1036 (ccp_lattice_t): Rename from latticevalue.
1037 (value): Remove. Update all users.
1038 (const_val): New local variable.
1039 (do_store_ccp): New local variable.
1040 (dump_lattice_value): Handle UNINITIALIZED.
1041 (debug_lattice_value): New.
1042 (get_default_value): Re-write.
1043 (set_lattice_value): Re-write.
1044 (def_to_varying): Remove. Update all users.
1045 (likely_value): Return VARYING for statements that make
1046 stores when STORE_CCP is false.
1047 Return VARYING for any statement other than MODIFY_EXPR,
1048 COND_EXPR and SWITCH_EXPR.
1049 (ccp_initialize): Re-write.
1050 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1051 Move to tree-ssa-propagate.c.
1052 (ccp_lattice_meet): Handle memory stores when
1053 DO_STORE_CCP is true.
1054 (ccp_visit_phi_node): Likewise.
1055 (ccp_fold): Likewise.
1056 (evaluate_stmt): Likewise.
1057 (visit_assignment): Likewise.
1058 (ccp_visit_stmt): Likewise.
1059 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1063 (do_ssa_store_ccp): New.
1064 (gate_store_ccp): New.
1065 (pass_store_ccp): Declare.
1066 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1067 (may_propagate_copy): Reformat.
1068 Don't abort if ORIG is a virtual and DEST isn't.
1069 If NEW does not have alias information but DEST does,
1071 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1072 copy_prop_kind, which_copy_prop): Declare.
1073 (stmt_may_generate_copy, get_copy_of_val,
1074 get_last_copy_of, set_copy_of_val, dump_copy_of,
1075 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1076 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1077 init_copy_prop, fini_copy_prop, execute_copy_prop,
1078 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1079 store_copy_prop): New.
1080 (pass_copy_prop, pass_store_copy_prop): Declare.
1081 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1082 'num_const_prop' and 'num_copy_prop'.
1083 (cprop_operand): Update them.
1084 (dump_dominator_optimization_stats): Dump them.
1085 (tree_ssa_dominator_optimize): Call update_ssa instead of
1087 (loop_depth_of_name): Declare extern.
1088 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1089 values for LOW or HIGH.
1090 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1091 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1092 (cprop_operand): Only propagate if VAL != OP.
1093 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1094 statement for renaming.
1095 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1096 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1097 add_type_alias if necessary.
1098 Call mark_new_vars_to_rename.
1099 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1100 mark every statement updated, call update_ssa and
1101 rewrite_into_loop_closed_ssa.
1102 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1103 from LIVEIN if VAR is a virtual.
1104 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1105 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1106 (get_call_expr_operands): Reformat statement.
1107 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1109 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1110 SSA_NAME_VALUE for every name.
1111 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1112 get_value_loaded_by): New.
1113 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1114 substitute_and_fold): Move from tree-ssa-ccp.c.
1115 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1116 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1117 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1119 * tree-ssa.c (verify_use): Fix error message.
1120 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1121 check_phi_redundancy, kill_redundant_phi_nodes,
1122 pass_redundant_phi): Remove. Update all users.
1123 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1124 add_type_alias, if necessary.
1125 * tree-vectorizer.h (struct _stmt_vect_info): Update
1126 documentation for field 'memtag'.
1127 * tree-vrp.c: New file.
1128 * tree.def (ASSERT_EXPR): Define.
1129 * tree.h (ASSERT_EXPR_VAR): Define.
1130 (ASSERT_EXPR_COND): Define.
1131 (SSA_NAME_VALUE_RANGE): Define.
1132 (struct tree_ssa_name): Add field 'value_range'.
1133 (PHI_REWRITTEN): Remove.
1134 (struct tree_phi_node): Remove field 'rewritten'.
1135 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1136 -ftree-store-copy-prop): Document.
1137 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1138 Document usage of update_ssa.
1140 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1143 * config/rs6000/predicates.md (altivec_register_operand): Accept
1145 (and64_operand): Do not limit CONST_INT to mask64_operand.
1146 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1147 (and_operand): Do not limit CONST_INT to mask_operand.
1149 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1151 PR rtl-optimization/20466
1152 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1153 for overlap of the address of each list member.
1154 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1156 2005-04-08 Mike Stump <mrs@apple.com>
1158 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1160 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1163 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1165 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1167 * function.c (push_function_context_to): Don't set
1169 * function.h (function): Remove contains_functions.
1170 (current_function_contains_functions): Remove.
1172 * function.h (function): Remove instrument_entry_exit.
1173 (current_function_instrument_entry_exit): Remove.
1175 * function.h (nonlocal_labels): Remove.
1177 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1179 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1180 (check_attr_value, write_attr_get, write_expr_attr_cache,
1181 find_attr, make_internal_attr): Don't reference negative_ok or
1183 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1184 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1185 (ATTR_STATIC): Adjust the value.
1187 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1189 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1191 * config/s390/tpf.h (ASM_SPEC): Define.
1193 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1195 * tree-flow.h: Remove the prototype for
1196 redirect_immediate_uses.
1197 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1199 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1201 * arm.c (arm_const_double_by_parts): New function.
1202 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1203 * arm.md (define_split for 64-bit constants): Add another one.
1205 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1207 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1209 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1211 * system.h: Revert last change.
1213 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1215 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1216 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1217 (TARGET_SWITCHES): Delete.
1218 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1219 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1220 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1221 * config/xtensa/xtensa.opt: New file.
1223 2005-04-08 Ben Elliston <bje@au.ibm.com>
1225 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1226 * config/fp-bit.h: Tidy comments.
1228 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1230 * system.h: Poison PARAMS.
1232 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1234 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1235 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1236 (TARGET_SWITCHES): Delete.
1237 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1238 * config/vax/vax.opt: New file.
1240 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1242 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1244 2005-04-07 Ian Lance Taylor <ian@airs.com>
1246 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1248 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1249 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1252 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1254 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1255 all immediate uses in PHI nodes.
1257 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1259 * arm.c (arm_const_double_inline_cost): Handle any constant by
1260 using gen_lowpart and gen_highpart_mode.
1261 (note_invalid_constants): All constants in an RTX with a constraint
1262 that permits memory are now pushed to the constant pool.
1263 (output_move_double): Delete code to handle reg to reg and
1264 constant to reg moves.
1265 (const_double_needs_minipool, output_mov_immediate): Delete.
1266 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1267 CONST_INT and CONST_VECTOR.
1268 * arm.md (ANY64): New mode macro.
1269 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1270 (movdf_soft_insn): Split reg-reg and const-reg moves.
1271 (split patterns for 64-bit constant and register moves): New.
1272 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1273 (cirrus_movdf_hard_insn): Likewise.
1274 * fpa.md (movdf_fpa): Likewise.
1275 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1276 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1278 (movv2si_internal_2): Likewise.
1279 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1280 (movdf_vfp): Likewise.
1281 * arm-protos.h (output_mov_immediate): Delete prototype.
1283 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1286 * simplify-rtx.c (simplify_unary_operation_1): Check
1287 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1289 2005-04-06 James E Wilson <wilson@specifixinc.com>
1292 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1295 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1297 * coverage.h (GCOV_TYPE_NODE): Delete.
1298 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1299 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1300 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1301 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1302 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1304 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1307 * Makefile.in (gcc.pot): Remove options.c dependency.
1308 * optc-gen.awk: Don't quote help strings with N_().
1310 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1312 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1313 the function returns a pointer type.
1315 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1317 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1318 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1319 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1320 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1321 explicit_uses members.
1322 (get_or_create_used_part_for): Initialize new fields.
1323 (fieldoff_compare): New function.
1324 (create_overlap_variables_for): Count number of fields, use
1325 heuristic to determine whether to create subvars for vars with
1327 Sort the field list by offset and avoid creating duplicate SFT's.
1329 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1331 * c.opt (-F): Remove trailing whitespace from help string.
1332 (-finput-charset): Use a tab to separate the switch name and help
1334 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1335 (-ftree-vectorizer-verbose): Likewise.
1337 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1339 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1340 a PHI argument where a use occurs instead of all PHI arguments.
1342 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1344 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1347 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1349 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1350 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1351 config/bfin/bfin.h: Fix comment typos.
1353 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1355 * doc/install.texi: Update the URL for Jacks.
1356 * doc/sourcebuild.texi: Likewise.
1358 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1361 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1362 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1364 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1366 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1368 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1370 * config/v850/v850-protos.h (override_options): Delete.
1371 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1372 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1373 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1374 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1375 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1376 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1377 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1378 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1379 (OVERRIDE_OPTIONS): Delete.
1380 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1381 (small_memory_info): Remove the value field.
1382 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1384 * config/v850/v850.c (small_memory): Remove the value field.
1385 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1386 (override_options): Delete.
1387 (v850_handle_memory_option, v850_handle_option): New functions.
1388 * config/v850/v850.opt: New file.
1390 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1392 * config.host: Add a section for generic hosts, and a subsection
1393 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1394 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1395 * config/host-darwin.h: New.
1396 * config/x-darwin: New.
1397 * config/i386/host-i386-darwin.c: New.
1398 * config/i386/x-darwin: New.
1399 * config/rs6000/host-darwin.c: Include host-darwin.h.
1400 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1401 (darwin_rs6000_gt_pch_use_address): Likewise.
1402 * config/rs6000/x-darwin: Change name of .o built, update
1403 dependencies for changes to rs6000/host-darwin.c.
1405 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1408 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1410 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1412 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1413 split_loop_exit_edge instead of loop_split_edge_with.
1415 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1417 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1418 UNSPEC_SET_VSCR): New constants, used throughout.
1420 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1422 (altivec_vspltis<VI_char>): ... this pattern, using
1423 a QImode const_int_operand for the immediate.
1424 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1427 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1430 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1432 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1434 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1436 2005-04-06 Ben Elliston <bje@au.ibm.com>
1438 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1439 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1440 macros as living in "this file" and not gcc.h.
1442 2005-04-06 Ben Elliston <bje@au.ibm.com>
1444 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1445 -ftree-live_range_split. Perhaps renamed at some point?
1447 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1450 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1451 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1453 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1455 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1456 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1457 (number_of_iterations_special): New function.
1458 (number_of_iterations_exit): Use number_of_iterations_special.
1459 Use simplify_using_outer_evolutions only at -O3.
1460 (number_of_iterations_cond, tree_simplify_using_condition,
1461 simplify_using_initial_conditions, loop_niter_by_eval,
1462 compare_trees, can_count_iv_in_wider_type_bound,
1463 simplify_using_outer_evolutions): Use fold_build.
1465 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1467 * doc/install.texi (Configuration): Document --with-java-home.
1469 2005-04-05 Richard Henderson <rth@redhat.com>
1473 * config/i386/i386.c (print_operand): Handle vector zeros.
1474 (ix86_split_to_parts): Handle CONST_VECTOR.
1475 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1476 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1477 what modes to tie for MMX and SSE registers.
1478 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1479 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1480 to vector modes as well.
1481 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1482 properly as an input mode.
1484 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1486 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1488 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1490 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1492 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1494 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1495 and local functions, set sse_nregs to 8 and float_in_sse.
1496 (function_arg_advance, function_arg): If float_in_sse, pass
1497 SFmode and DFmode arguments in SSE registers.
1498 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1500 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1501 of -funit-at-a-time.
1503 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1505 * config/i386/i386-protos.h (ix86_function_value): Accept two
1506 arguments, like the target macro.
1507 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1508 * config/i386/i386.c (ix86_function_value): Accept the second
1509 argument of the target macro.
1510 (ix86_function_ok_for_sibcall): Pass a function pointer to
1511 ix86_function_value.
1512 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1513 call to ix86_value_regno).
1514 (ix86_value_regno): Add support for returning floating point values
1517 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1519 PR tree-optimization/20076
1520 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1521 that call __builtin_return or __builtin_apply_args.
1523 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1525 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1526 Use immediate use iterator.
1527 (stmt_is_bumper_for_loop): Use immediate use iterator.
1528 * predict.c (strip_builtin_expect): Use update_stmt.
1529 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1530 on all elements of a STATEMENT_LIST.
1531 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1532 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1533 (bsi_replace): Mark stmt as modified and the update it.
1534 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1535 (expand_complex_libcal): Call update_stmt.
1536 (expand_complex_comparison): Call mark_stmt_modified.
1537 (expand_complex_operations_1): Call update_stmt_if_modified.
1538 (expand_vector_operations_1): Call mark_stmt_modified.
1539 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1540 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1541 add_immediate_use, redirect_immediate_use,
1542 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1543 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1544 (mark_new_vars_to_rename): Call update_stmt.
1545 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1546 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1548 (unmodify_stmt): Delete.
1549 (update_stmt): New. Force an update of a stmt.
1550 (update_stmt_if_modified): update a stmt if it is out of date.
1551 (get_stmt_operands): Verify stmt is NOT modified.
1552 (stmt_modified_p): Update comment.
1553 (delink_imm_use): Remove a use node from its immuse list.
1554 (link_imm_use_to_list): Link a use node to a specific list.
1555 (link_imm_use): Link a node to the correct list.
1556 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1557 it in the correct list, if appropriate.
1558 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1559 (relink_imm_use): Link a use node in place of another node in a list.
1560 (relink_imm_use_stmt): LInk a node in place of another node, and set
1562 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1563 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1564 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1565 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1566 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1567 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1568 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1569 (has_zero_uses): New. Return true if there are no uses of a var.
1570 (has_single_use): New. Return true if there is only a single use of a
1572 (single_imm_use): New. Return the simgle immediate use.
1573 (num_imm_uses): New. Return the number of immediate uses.
1574 (get_v_must_def_ops): Use is now a pointer.
1575 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1576 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1578 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1579 (delink_stmt_imm_use): Delink all immuses from a stmt.
1580 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1581 * tree-flow.h (struct dataflow_d): Delete.
1582 (immediate_use_iterator_d): New. Immediate use iterator struct.
1583 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1584 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1585 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1587 (struct stmt_ann_d): Remove dataflow_t from struct.
1588 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1589 (if_convertible_phi_p): Use FAST immuse iterator.
1590 (if_convertible_loop_p): Don't call compute_immediate_uses.
1591 (replace_phi_with_cond_modify_expr): Call update_stmt.
1592 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1593 update_stmt_if_modified.
1594 (rewrite_all_into_ssa): Initialize ssa operands.
1595 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1596 compute_immediate_uses.
1597 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1598 ssa_property is available.
1599 (execute_one_pass): Change parameters passed to execute_todo.
1600 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1601 (remove_ssa_form): Call fini_ssa_operands.
1602 (insert_backedge_copies): Delete call to modify_stmt.
1603 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1604 (release_phi_node): Delink any use nodes before releasing.
1605 (resize_phi_node): Relink any use nodes.
1606 (remove_phi_arg_num): Delink the use node.
1607 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1608 (remove_all_phi_nodes_for): Release phi node first.
1609 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1610 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1611 (scalarize_use, scalarize_copy): Call update_stmt.
1612 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1613 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1614 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1615 (ccp_initialize): Remove call to compute_immediate_uses.
1616 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1617 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1619 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1620 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1621 (eliminate_redundant_computations): Call mark_stmt_modified.
1622 (cprop_operand): Call mark_stmt_modified.
1623 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1624 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1625 (dse_optimize_stmt): Use new immuse interface.
1626 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1627 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1628 (substitute_single_use_vars): Use new immuse interface.
1629 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1630 and compute_immediate_uses.
1631 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1633 (rewrite_mem_refs): Call update_stmt.
1634 (determine_lsm): Remove call to compute_imm_uses and free_df.
1635 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1636 (try_unroll_loop_completely): Call update_stmt.
1637 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1638 (rewrite_use_compare): Call update_stmt.
1639 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1640 (rewrite_use) : Call update_stmt.
1641 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1642 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1644 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1645 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1646 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1648 (initialize_vuse_operand): New. Initialize a vuse operand.
1649 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1650 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1651 (finalize_ssa_defs): Use stmt parameter.
1652 (correct_use_link): Ensure a use node is in the correct list, and has
1653 the correct stmt pointer.
1654 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1655 finalize_ssa_v_must_defs): Also initialize use nodes.
1656 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1657 (build_ssa_operands): Seperate parsing from final operand construction.
1658 (parse_ssa_operands): New. Parse entry point for operand building.
1659 (swap_tree_operands): New. Swap 2 tree operands.
1660 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1662 (get_expr_operands): Call swap_tree_operands when needed.
1663 (copy_virtual_operands): Use initialize routines for virtual use ops.
1664 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1665 (verify_abort): New. Issue imm_use error.
1666 (verify_imm_links): New Verify imm_use links for a var.
1667 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1668 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1669 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1670 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1671 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1672 (NULL_USE_OPERAND_P) Define.
1673 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1675 (struct vuse_operand_type): New struct.
1676 (SET_USE): Call set_ssa_use_from_ptr.
1678 (PHI_ARG_INDEX_FROM_USE): Define.
1679 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1680 argument via SET_USE, not PHI_ARG_DEF_TREE.
1681 * tree-ssa-pre.c (eliminate): Call update_stmt.
1682 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1684 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1685 (nearest_common_dominator_of_uses): Use imm_use iterator.
1686 (statement_sink_location): Use imm_use iterator and interface.
1687 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1688 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1689 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1690 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1691 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1692 if new parameter is true.
1693 (init_tree_ssa): Don't initialize operand cache here.
1694 (delete_tree_ssa): Don't destroy operand cache here.
1695 (propagate_into_addr): Pass in a use pointer, return true if anything
1697 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1698 (check_phi_redundancy): Use imm_use iterator.
1699 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1701 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1702 (release_ssa_name): Delink node and all elements in its imm_use list.
1703 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1704 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1705 * tree-vectorizer.c (need_imm_uses_for): Delete.
1706 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1707 * tree.h (struct ssa_imm_use_d): Define.
1708 (SSA_NAME_IMM_USE_NODE): Define.
1709 (struct tree_ssa_name): Add imm_use node.
1711 (PHI_ARG_IMM_USE_NODE): Define.
1712 (struct phi_arg_d): Add imm_use node.
1713 (struct tree_phi_node): Remove struct dataflow_d element.
1714 (TDF_STMTADDR): Define.
1716 2005-04-05 Dale Johannesen <dalej@apple.com>
1718 * doc/invoke.texi (Optimization Options): Remove
1719 duplicate -fcse-follow-jumps. Add -fweb.
1720 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1721 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1723 2005-04-05 Per Bothner <per@bothner.com>
1725 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1726 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1727 (warn_uninit): Get EXPR_LOCUS from context now instead.
1728 This fixes a USE_MAPPED_LOCATION testsuite failure.
1730 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1732 2005-04-05 Per Bothner <per@bothner.com>
1734 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1735 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1736 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1739 2004-04-05 Devang Patel <dpatel@apple.com>
1741 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1742 (lhsr<mode>3): ... new name.
1743 (altivec_vsra<VI_char>): Rename to ..
1744 (ashr<mode>3): ... new name.
1745 * config/rs6000/rs6000.c (builtin_description): Rename shift
1748 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1750 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1751 gen_lowpart_for_combine.
1752 * cse.c (gen_lowpart_if_possible): Move...
1753 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1755 (gen_lowpart_no_emit_general): Use it.
1757 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1759 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1762 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1764 * system.h: Fix typo.
1766 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1768 * config/bfin/bfin-modes.def: New file.
1769 * config/bfin/bfin-protos.h: New file.
1770 * config/bfin/bfin.c: New file.
1771 * config/bfin/bfin.h: New file.
1772 * config/bfin/bfin.md: New file.
1773 * config/bfin/bfin.opt: New file.
1774 * config/bfin/crti.s: New file.
1775 * config/bfin/crtn.s: New file.
1776 * config/bfin/elf.h: New file.
1777 * config/bfin/lib1funcs.asm: New file.
1778 * config/bfin/predicates.md: New file.
1779 * config/bfin/t-bfin: New file.
1780 * config/bfin/t-bfin-elf: New file.
1781 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1782 Document new attributes.
1783 (interrupt, interrupt_handler, saveall): Update documentation for
1785 * doc/install.texi (Specific): Add entry for the Blackfin.
1786 * doc/invoke.texi (Blackfin Options): New section.
1787 * doc/md.texi (Blackfin family): New section to document constraints.
1788 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1790 2005-04-05 Olivier Hainque <hainque@adacore.com>
1792 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1793 match what the system unwinder expects.
1794 * config/mips/mips.c (mips_frame_set): If we're saving the return
1795 address register and the dwarf return address column number differs
1796 from the hard register number, adjust the note reg to refer to the
1799 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1801 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1802 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1803 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1804 (processor_type): New enum.
1805 (mn10300_processor): New variable.
1806 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1807 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1808 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1809 (PROCESSOR_DEFAULT): New macro.
1810 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1811 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1812 (mn10300_handle_option, mn10300_override_options): New functions.
1813 * config/mn10300/mn10300.opt: New file.
1815 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1816 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1818 PR tree-optimization/19903
1819 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1820 that don't fit in their type after conversion.
1822 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1825 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1826 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1827 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1828 flag here. Implement using define_insn_and_split.
1829 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1830 (frndintxf2_mask_pm_i387): New insn patterns.
1831 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1832 Do not set ix86_optimize_mode_switching flag.
1833 (ceilsf2, ceildf2, ceilxf2): Same.
1834 (btruncsf2, btruncdf2, btruncxf2): Same.
1835 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1837 2005-04-05 Ian Lance Taylor <ian@airs.com>
1840 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1841 i386_pe_record_external_function.
1842 (i386_pe_record_external_function): Update declaration.
1843 * config/i386/winnt.c (struct extern_list): Add decl field.
1844 (i386_pe_record_external_function): Add decl parameter.
1845 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1847 * config/i386/i386-protos.h (i386_pe_record_external_function):
1850 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1852 * config/m68k/m68k-protos.h: Add a prototype for
1853 valid_dbcc_comparison_p_2.
1854 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1855 extend_operator, const_uint32_operand, const_sint32_operand,
1856 general_src_operand, nonimmediate_src_operand,
1857 memory_src_operand, post_inc_operand, pre_dec_operand,
1858 pcrel_address): Move to predicates to predicates.md.
1859 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1860 * config/m68k/m68k.md: Include predicates.md.
1861 * config/m68k/predicates.md: New.
1863 2005-04-04 Roger Sayle <roger@eyesopen.com>
1865 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1867 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1869 2005-04-04 Ian Lance Taylor <ian@airs.com>
1871 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1873 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1874 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1875 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1876 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1877 * c-common.c (c_do_switch_warnings_1): New static function broken
1878 out of c_do_switch_warnings.
1879 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1880 (c_do_switch_expr_warnings): New function.
1881 * c-common.h (c_do_switch_expr_warnings): Declare.
1883 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1884 Daniel Jacobowitz <dan@codesourcery.com>
1886 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1888 * rtlanal.c (may_trap_p): Same.
1890 2005-04-04 Dale Johannesen <dalej@apple.com>
1892 * ChangeLog: remove reference to ChangeLog.12.
1894 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1896 CRIS epilogue as RTL.
1897 * config/cris/cris.md: Change all 0 in unspec 0 to
1899 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1900 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1902 ("return"): Change to define_expand. Call cris_expand_return for
1904 ("*return_expanded"): New pattern.
1905 ("epilogue"): New define_expand.
1906 * config/cris/cris.h (PREDICATE_CODES): Add
1907 cris_load_multiple_op.
1908 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1910 (enum cris_retinsn_type): New.
1911 (struct machine_function): New member return_type.
1912 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1913 (cris_target_asm_function_epilogue): Remove, moving RTLified
1915 (cris_expand_epilogue): New function.
1916 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1917 (cris_gen_movem_load, cris_load_multiple_op)
1918 (cris_return_address_on_stack_for_return, cris_expand_return): New
1920 (cris_target_asm_function_prologue)
1921 (cris_initial_frame_pointer_offset): Call
1922 cris_reg_saved_in_regsave_area instead of complicated expression.
1923 Call cris_return_address_on_stack instead of an expression.
1924 (cris_print_operand) <case 'o', case 'O'>: New cases.
1925 (cris_return_address_on_stack): Change return-type to bool.
1926 (cris_simple_epilogue): Ditto. Return false if registers are
1928 * config/cris/cris-protos.h (cris_simple_epilogue)
1929 (cris_return_address_on_stack): Adjust prototype return type.
1930 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
1931 (cris_return_address_on_stack_for_return): New prototypes.
1933 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
1935 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
1936 gpr_or_int12_operand.
1938 * config/frv/frv-protos.h: Add a prototype to
1939 frv_legitimate_memory_operand and frv_const_unspec_p.
1940 (frv_unspec): Move from frv.c.
1941 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
1942 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
1943 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
1944 gpr_or_fpr_operand, gpr_or_int12_operand,
1945 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
1946 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
1947 int6_operand, int5_operand, uint5_operand, uint4_operand,
1948 uint1_operand, int_2word_operand, uint16_operand,
1949 upper_int16_operand, integer_register_operand,
1950 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
1951 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
1952 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
1953 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
1954 move_destination_operand, movcc_fp_destination_operand,
1955 frv_function_symbol_referenced_p, move_source_operand,
1956 condexec_dest_operand, condexec_source_operand,
1957 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
1958 const_unspec_operand, gpr_or_memory_operand,
1959 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
1960 icc_operand, fcc_operand, cc_operand, icr_operand,
1961 fcr_operand, cr_operand, call_operand, sibcall_operand,
1962 symbolic_operand, relational_operator,
1963 integer_relational_operator, float_relational_operator,
1964 ccr_eqne_operator, minmax_operator,
1965 condexec_si_binary_operator, condexec_si_media_operator,
1966 condexec_si_divide_operator, condexec_si_unary_operator,
1967 condexec_sf_conv_operator, condexec_sf_add_operator,
1968 condexec_memory_operand, intop_compare_operator, acc_operand,
1969 even_acc_operand, quad_acc_operand, accg_operand: Move to
1971 * config/frv/frv.h (PREDICATE_CODES): Remove.
1972 * config/frv/frv.md: Include predicates.md.
1973 * config/frv/predicates.md: New.
1975 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1978 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
1979 * tree-ssa-loop-ivopts.c: Include langhooks.h.
1980 (add_standard_iv_candidates_for_size): New function, extracting code
1981 from add_standard_iv_candidates and parameterizing it by type size.
1982 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
1984 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
1986 * system.h (GCOV_SIZE_TYPE): Unposion.
1987 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
1988 (GCOV_TYPE_SIZE): ...this new macro.
1989 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
1990 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
1991 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
1992 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
1993 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
1994 instead of unsigned_intSI_type_node.
1995 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
1996 (rtl_gen_one_value_profiler_no_edge_manipulation)
1997 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
1998 * value-prof.c: Include coverage.h.
2000 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2001 Diego Novillo <dnovillo@redhat.com>
2003 Fix PR tree-optimization/20703
2004 Fix PR tree-optimization/20725
2006 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2007 (create_expression_by_pieces): Ditto.
2008 (valid_in_set): Ditto. Also handle tcc_declaration.
2009 (find_or_generate_expression): Handle comparison class.
2010 (insert_into_preds_of_block): Ditto.
2011 (insert_aux): Ditto.
2012 (create_value_expr_from): Handle comparison class, recursively
2013 handle reference nodes.
2014 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2015 (execute_pre): Fix spacing.
2016 (do_fre): Renamed to execute_fre.
2018 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2020 * doc/invoke.texi (SPARC options): Document that
2021 -mlittle-endian is not supported on Linux either.
2023 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2027 * config.gcc (Obsolete configurations): Remove
2028 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2029 (sparclite-*-coff*): Delete.
2030 (sparclite-*-elf*): Likewise.
2031 (sparc86x-*-elf*): Likewise.
2032 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2033 * config/sparc/lite.h: Delete.
2034 * config/sparc/litecoff.h: Likewise.
2035 * config/sparc/liteelf.h: Likewise.
2036 * config/sparc/sp86x-elf.h: Likewise.
2037 * config/sparc/t-sparclite: Likewise.
2038 * config/sparc/t-sp86x: Likewise.
2040 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2042 * config/s390/s390-protos.h: (s390_comparison,
2043 s390_alc_comparison, s390_slb_comparison, const0_operand,
2044 consttable_operand, larl_operand, s_operand,
2045 shift_count_operand, bras_sym_operand, load_multiple_operation,
2046 store_multiple_operation, s390_plus_operand): Remove prototypes.
2047 (s390_legitimate_address_without_index_p): New prototype.
2048 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2050 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2051 const0_operand, consttable_operand, larl_operand, s_operand,
2052 shift_count_operand, bras_sym_operand, load_multiple_operation,
2053 store_multiple_operation, s390_plus_operand): Move to
2055 (check_mode): Remove.
2056 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2058 (s390_legitimate_address_without_index_p): New.
2059 * config/s390/s390.h (PREDICATE_CODES): Remove.
2060 * config/s390/s390.md: Include predicates.md.
2061 * config/s390/predicates.md: New.
2063 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2066 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2067 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2068 (NEED_INDICATE_EXEC_STACK): Define to 1.
2069 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2070 (NEED_INDICATE_EXEC_STACK): Define to 1.
2071 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2072 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2073 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2074 (pic_helper_emitted_p): New global.
2075 (emit_pic_helper): New function extracted from...
2076 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2077 Do not call emit_pic_helper if delay_pic_helper is true.
2078 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2079 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2080 (sparc_file_end): New function.
2082 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2084 * config/mcore/mcore-protos.h: Remove the prototypes for
2085 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2086 mcore_general_movdst_operand, mcore_reload_operand,
2087 mcore_arith_J_operand, mcore_arith_K_operand,
2088 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2089 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2090 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2091 mcore_literal_K_operand, mcore_addsub_operand,
2092 mcore_compare_operand, mcore_load_multiple_operation,
2093 mcore_store_multiple_operation, mcore_call_address_operand.
2094 Add a prototype for const_ok_for_mcore.
2095 * config/mcore/mcore.c (mcore_call_address_operand,
2096 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2097 mcore_arith_reg_operand, mcore_reload_operand,
2098 mcore_arith_J_operand, mcore_arith_K_operand,
2099 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2100 mcore_arith_M_operand, mcore_arith_imm_operand,
2101 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2102 mcore_literal_K_operand, mcore_addsub_operand,
2103 mcore_compare_operand, mcore_load_multiple_operation,
2104 mcore_store_multiple_operation): Move to predicates.md.
2105 (const_ok_for_mcore): Export.
2106 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2107 * config/mcore/mcore.md: Include predicates.md.
2108 * config/mcore/predicates.md: New.
2110 * config/mcore/predicates.md: Fix a comment typo.
2112 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2113 Adrian Straetling <straetling@de.ibm.com>
2115 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2116 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2117 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2119 ("imul"): Removed from "type" attribute.
2120 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2121 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2122 Changed type to imulsi.
2123 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2125 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2127 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2128 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2129 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2130 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2131 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2132 (TARGET_SWITCHES, mcore_stack_increment_string)
2133 (TARGET_OPTIONS): Delete.
2134 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2135 than *_BIT constants.
2136 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2137 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2138 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2139 (mcore_override_options): Delete mcore_stack_increment code.
2140 Change use of M340_BIT to MASK_M340.
2141 * config/mcore/mcore.opt: New file.
2143 2005-04-04 Ian Lance Taylor <ian@airs.com>
2145 * config/arm/arm.c (replace_symbols_in_block): Remove static
2148 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2150 * config/fr30/fr30-protos.h: Remove the prototypes for
2151 stack_add_operand, add_immediate_operand,
2152 high_register_operand, low_register_operand, call_operand,
2153 di_operand, and nonimmediate_di_operand.
2154 * config/fr30/fr30.c (stack_add_operand,
2155 add_immediate_operand, high_register_operand,
2156 low_register_operand, call_operand, di_operand,
2157 nonimmediate_di_operand): Move to predicates.md.
2158 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2159 * config/fr30/fr30.md: Include predicates.md.
2160 * config/fr30/predicates.md: New.
2162 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2163 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2164 mcore_call_address_operand.
2166 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2167 general_movsrc_operand.
2169 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2171 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2174 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2177 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2180 2005-04-04 Richard Henderson <rth@redhat.com>
2181 Jakub Jelinek <jakub@redhat.com>
2183 PR rtl-optimization/16104
2184 * fold-const.c (fold_unary): Fix folding of vector conversions.
2186 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2188 * config.gcc (xstormy16-*-elf): Set extra_options.
2189 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2190 * config/stormy16/stormy16.opt: New file.
2192 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2194 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2195 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2196 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2197 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2198 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2199 (TARGET_UNIX_ASM): Delete.
2200 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2201 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2202 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2203 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2204 * config/pdp11/pdp11.opt: New file.
2206 2005-04-03 Roger Sayle <roger@eyesopen.com>
2207 Alexandre Oliva <aoliva@redhat.com>
2210 * fold-const.c (non_lvalue): Split tests into...
2211 (maybe_lvalue_p): New function.
2212 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2213 C++ front-end prior to lowering into gimple form.
2215 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2217 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2218 BUILT_IN_STRNCASECMP): New.
2219 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2222 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2225 * arm.md (addsi3_compare0_for_combiner): Delete.
2226 (addsi3_compare0_scratch_for_combiner): Delete.
2227 (cmpsi_neg_shiftsi): Delete.
2228 (compare_negsi_si): New pattern.
2229 (cmpsi_negshiftsi_si): New pattern.
2230 (negated_cbranchsi4): Restrict to equality_operator.
2232 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2235 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2237 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2240 * doc/install.texi: Fix a typo.
2242 2005-04-03 Steven Bosscher <stevenb@suse.de>
2245 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2246 a computed goto if the edge to the computed goto block has
2247 incoming abnormal edges. Clarify how the function works.
2249 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2251 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2252 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2253 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2254 hash_scan_set, reg_set_between_after_reload_p,
2255 reg_used_between_after_reload_p, get_avail_load_store_reg,
2256 eliminate_partially_redundant_load): Likewise.
2257 * postreload.c (reload_cse_simplify_set,
2258 reload_combine_note_use): Likewise.
2259 * predict.c (predict_insn, expected_value_to_br_prob,
2260 propagate_freq, expensive_function_p): Likewise.
2261 * print-rtl.c (print_rtx): Likewise.
2262 * profile.c (instrument_edges, instrument_values,
2263 compute_branch_probabilities, branch_prob, union_groups,
2264 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2265 * protoize.c (in_system_include_dir, file_could_be_converted,
2266 file_normally_convertible, gen_aux_info_file, seek_to_line,
2267 do_cleaning): Likewise.
2268 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2269 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2270 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2272 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2274 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2275 * modulo-sched.c (undo_replace_buff_elem): New structure.
2276 (kernel_number_of_cycles, ps_unschedule_node,
2277 undo_generate_reg_moves,free_undo_replace_buff,
2278 undo_permute_partial_schedule, loop_single_full_bb_p,
2279 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2280 build_loops_structure, get_sched_window): New.
2281 (generate_reg_moves): Return undo_replace_buff_elem and other
2283 (generate_prolog_epilog): Remove old loop versioning.
2284 (sms_schedule): Use loop information and loop_version.
2285 (sms_schedule_by_order): Split part of it to get_sched_window.
2286 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2287 cfg_layout_finalize and free_dominance_info before/after SMS.
2289 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2291 * cfghooks.c (lv_flush_pending_stmts,
2292 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2293 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2294 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2295 lv_add_condition_to_bb,
2296 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2297 flush_pending_stmts): New in cfg_hooks structure.
2298 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2299 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2300 lv_add_condition_to_bb): New declarations.
2301 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2303 (loop_version): Declare.
2304 * cfgloopmanip.c (cfghooks.h): Include.
2305 (duplicate_loop_to_header_edge): Change return type to bool.
2306 (loop_version, lv_adjust_loop_entry_edge): Move here.
2307 * cfgrtl.c (cfgloop.h): Include.
2308 (rtl_verify_flow_info_1): Fix.
2309 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2310 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2312 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2313 tree_lv_add_condition_to_bb): New.
2314 (tree_cfg_hooks): Add new hooks to initialization.
2315 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2316 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2318 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2320 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2321 xstormy16_below100_or_register,
2322 xstormy16_splittable_below100_or_register, and
2323 nonimmediate_nonstack_operand.
2325 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2326 xstormy16_ineqsi_operator, equality_operator,
2327 inequality_operator, shift_operator,
2328 xstormy16_below100_operand, xstormy16_below100_or_register,
2329 xstormy16_splittable_below100_or_register,
2330 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2331 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2332 equality_operator, inequality_operator,
2333 xstormy16_below100_operand, xstormy16_below100_or_register,
2334 xstormy16_splittable_below100_or_register,
2335 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2336 nonimmediate_nonstack_operand, shift_operator): Move to
2338 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2339 * config/stormy16/stormy16.md: Include predicates.md.
2340 * config/stormy16/predicates.md: New.
2342 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2344 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2345 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2346 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2347 move_operand, power_of_2_operand): Move to predicates.md.
2348 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2349 PREDICATE_CODE): Remove.
2350 * config/iq2000/iq2000.md: Include predicates.md.
2351 * config/iq2000/predicates.md: New.
2353 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2355 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2356 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2357 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2358 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2359 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2360 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2361 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2362 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2363 (TARGET_M68HC11): Delete.
2364 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2365 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2366 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2367 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2368 (nb_soft_regs): Delete.
2369 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2370 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2371 and MASK_M6812 being set simultaneously. Change the code that sets
2372 the default m68hc11_soft_reg_count to use integers instead of strings.
2373 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2374 m68hc11_soft_reg_count (which now has an int type) as the number
2376 * config/m68hc11/m68hc11.opt: New file.
2378 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2380 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2381 fp_displacement_operand, sp_displacement_operand.
2383 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2385 Remove the prototypes for tst_operand, cmp_operand,
2386 stack_register_operand, d_register_operand,
2387 hard_addr_reg_operand, splitable_operand,
2388 m68hc11_logical_operator, m68hc11_arith_operator,
2389 m68hc11_non_shift_operator, m68hc11_shift_operator,
2390 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2391 non_push_operand, hard_reg_operand, and
2392 reg_or_some_mem_operand.
2393 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2395 (tst_operand, cmp_operand, non_push_operand,
2396 splitable_operand, reg_or_some_mem_operand,
2397 stack_register_operand, d_register_operand,
2398 hard_addr_reg_operand, hard_reg_operand,
2399 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2400 m68hc11_arith_operator, m68hc11_non_shift_operator,
2401 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2403 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2404 * config/m68hc11/m68hc11.md: Include predicates.md.
2405 * config/m68hc11/predicates.md: New.
2407 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2410 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2411 change checked in along with 2005-03-03's patch for debug/20253.
2412 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2413 (remap_decl): Insert type decl in map earlier.
2415 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2417 PR tree-optimization/20640
2418 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2419 post-dominator if it has phi nodes.
2420 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2421 before dead statements.
2423 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2426 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2428 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2430 PR rtl-optimization/20290
2431 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2432 in every iteration if the entry point is the exit test.
2434 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2436 * config/cris/cris.md (attribute "length"): Define.
2438 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2440 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2441 (word_offset_memref_operand): New.
2442 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2443 (indexed_or_indirect_operand): Delete.
2444 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2445 (indexed_or_indirect_operand): Delete.
2447 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2450 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2453 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2454 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2456 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2458 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2460 2005-04-01 Ian Lance Taylor <ian@airs.com>
2462 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2463 (rus, prus): Remove static variables.
2464 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2465 (process_command): Permit report_times and use_pipes together.
2467 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2469 * c-decl.c (validate_proto_after_old_defn): Look at
2470 TYPE_MAIN_VARIANT of argument types.
2472 2005-04-01 Paul Brook <paul@codesourcery.com>
2474 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2475 (arm_output_function_epilogue): Allow call_via_SP.
2476 (thumb_call_via_reg, arm_file_end): Ditto.
2477 * config/arm/arm.h (struct machine_function): Include space for SP.
2478 (thumb_call_via_label): Update declaration.
2480 2005-04-01 Ian Lance Taylor <ian@airs.com>
2482 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2483 doing a peephole optimization, once again put any notes in the
2486 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2488 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2490 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2492 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2493 (block_alloc, find_free_reg): Likewise.
2494 * loop-doloop.c (doloop_modify): Likewise.
2495 * loop-invariant.c (record_use): Likewise.
2496 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2497 get_iv_value, canon_condition, eliminate_implied_condition,
2498 eliminate_implied_condition, simplify_using_initial_values,
2499 shorten_into_mode, canonicalize_iv_subregs,
2500 iv_number_of_iterations): Likewise.
2501 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2502 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2503 unswitch_loop): Likewise.
2504 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2505 move_movables, replace_call_address, find_and_verify_loops,
2506 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2507 record_giv, final_giv_value, general_induction_var,
2508 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2509 loop_giv_dump): Likewise.
2511 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2512 GCOV_CHECK_WRITING): Remove.
2513 (gcov_position, gcov_rewrite): Use gcc_assert.
2514 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2515 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2516 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2519 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2521 * tree-inline.c: Fix a typo.
2523 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2525 * configure.ac (enable-checking): Explicitly set all variables for
2526 collective switch values. Alphabetize variables. Rename
2527 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2529 * doc/install.texi (enable-checking): Update documentation.
2530 * configure: Rebuilt.
2532 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2534 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2537 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2539 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2540 Also reject cases where this pattern will cause load delay stalls
2541 unless optimizing for size and it will produce a shorter sequence.
2542 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2543 variants to avoid pre-adjusting the base when possible.
2545 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2547 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2548 the frame and argument pointers.
2549 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2550 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2551 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2552 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2553 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2554 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2556 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2558 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2559 with entry for selectany attribute.
2560 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2562 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2563 (i386_pe_asm_named_section): Handle sections generated by
2564 selectany attribute.
2565 * doc/extend.texi (selectany): Document attribute.
2567 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2568 Jan Hubicka <jh@suse.cz>
2570 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2571 to fix addresses involving EBP and ESP.
2572 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2573 for SUBREGed registers.
2574 (legitimate_address_p): Accept SUBREGed registers.
2576 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2579 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2580 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2583 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2585 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2587 2005-04-01 James E Wilson <wilson@specifixinc.com>
2590 * dwarf2out.c (rtl_for_decl_init): New function.
2591 (rtl_for_decl_location): Extracted from here.
2592 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2593 add_const_value_attribute. Delete initializer_constant_valid_p call.
2595 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2597 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2598 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2599 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2600 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2601 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2602 config/i386/i386.md, config/rs6000/predicates.md,
2603 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2604 config/s390/s390.c, config/stormy16/stormy16.c,
2605 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2608 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2611 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2612 COND_EXPR and CALL_EXPR.
2614 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2617 * genautomata.c (first_cycle_unit_presence): Check all alternative
2618 states for unit presence.
2620 * doc/md.texi: Remove remark about impossibility to query unit
2621 presence in non nondeterministic automaton state.
2623 * config/ia64/ia64.c (get_template): Change order of unit querying.
2625 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2627 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2630 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2632 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2633 flag for edges outside any loops.
2635 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2637 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2639 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2641 * tree-ssa-alias.c: Follow spelling conventions.
2642 * doc/tree-ssa.texi: Fix a typo.
2644 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2646 * postreload-gcse.c: Include target.h.
2647 (gcse_after_reload_main): Return early if we cannot modify jumps.
2648 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2650 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2652 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2653 expensive operations.
2655 2005-03-31 Ian Lance Taylor <ian@airs.com>
2657 * collect2.c (lderrout): New variable.
2658 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2659 if it is set, to stderr.
2660 (handler): Unlink lderrout if it is set.
2661 (dump_file): Add "to" parameter. Change all callers.
2662 (main): Initialize lderrout.
2663 (collect_execute): Add errname parameter. Change all callers.
2664 Rename redir parameter to outname. Never pass
2665 PEX_STDERR_TO_STDOUT to pex_run.
2666 * collect2.h (collect_execute, dump_file): Update declarations.
2667 * tlink.c (tlink_execute): Add errname parameter. Change all
2669 (do_tlink): Check lderrout as well as ldout.
2671 2005-03-31 Caroline Tice <ctice@apple.com>
2673 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2674 (bb-reorder.o): Add errors.h to list of requirements.
2675 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2676 profiledbootstrap flags.
2677 * bb-reorder.c (errors.h): Add new include.
2678 (struct bbro_basic_block_data_def): Add new field, in_trace.
2679 (add_unlikely_executed_notes): Remove function.
2680 (mark_bb_for_unlikely_executed_section): Remove function.
2681 (insert_section_boundary_note): New function.
2682 (verify_hot_cold_block_grouping): New function.
2683 (push_to_next_round_p): Remove variables and tests that push all
2684 cold blocks to last round.
2685 (find_traces): Remove code that added extra round of trace finding
2686 when doing partitioning.
2687 (find_traces_1_round) : Remove variable last_round; add code to
2688 update new struct field, in_trace; correct trace_length where it was
2689 incorrect before (after call to copy_bb); change code that pushed all
2690 cold blocks to last round. Instead verify that all blocks going into
2691 a trace belong in the same partition.
2692 (connect_traces): Modify to connect the traces in two passes, if the
2693 function contains both hot and cold blocks. The first pass connects
2694 all the traces for blocks in the partition that the first block in
2695 the function belongs to; the second pass connnects all the traces
2696 containing blocks that belong in the other partition.
2697 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2698 code that automatically put the first block in a function into the
2699 hot partition if the function had any hot blocks.
2700 (fix_crossing_unconditional_branches): Check number of succ edges
2701 before attempting to get one.
2702 (fix_edges_for_rarely_executed_code): Update comment describing
2704 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2705 remove call to add_unlikely_executed_notes; add call to
2706 verify_hot_cold_block_grouping.
2707 (duplicate_computed_gotos): Don't change computed goto if it's a
2709 (partition_hot_cold_basic_blocks): Update function comment.
2710 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2712 (try_forward_edges): Likewise.
2713 (merge_blocks_move_predecessor_nojumps): Likewise.
2714 (merge_blocks_move_successor_nojumps): Likewise.
2715 (merge_blocks_move): Likewise.
2716 (try_crossjump_bb): Likewise.
2717 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2718 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2719 notes to cold bb's; remove call to update_unlikely_executed_notes.
2720 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2721 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2722 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2723 function declaration.
2724 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2726 (rtl_can_merge_blocks): Remove redundancy from condition.
2727 (try_redirect_by_replacing_jump): Likewise.
2728 (force_nonfallthru_and_redirect): Remove code for adding
2729 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2730 (commit_one_edge_insertion): Likewise.
2731 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2732 * dbxout.c (FORCE_TEXT): Replace function_section with
2733 current_function_section.
2734 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2735 function, switch_text_section.
2736 (struct xcoff_debug): Likewise.
2737 (dbxout_function_end): Add code to put out label diffs for both
2738 hot and cold sections.
2739 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2740 for new debug_hooks funciton, switch_text_section..
2741 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2742 switch_text_section.
2743 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2744 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2745 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2746 dw_fde_switched_sections.
2747 (output_call_frame_info): Add test to see if function switches text
2748 sections in the middle; if so, use appropriate extra hot and cold
2749 section labels to compute size deltas for the hot and cold sections.
2750 (dwarf2out_begin_prologue): Add code to initialize new fields in
2752 (dwarf2out_switch_text_section): New function (invoked through
2753 debug_hook); updates new fields in dw_fde_struct appropriately and
2754 increments separate_line_info_table_in_use.
2755 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2756 dwarf2out_switch_text_section.
2757 (struct var_loc_node): Add new field, section_label.
2758 (output_aranges): Add code to check whether in hot or cold section and
2759 use the appropriate label in calculating deltas.
2760 (output_ranges): Likewise.
2761 (output_line_info): Add code to check which section we're in and
2762 use appropriate hot/cold label.
2763 (add_location_or_constant_value_attribute): Likewise.
2764 (gen_subprogam_die): Modify arange attributes to use correct labels.
2765 (dwarf2out_begin_block): Change call to function_section into call to
2766 current_function_section.
2767 (dwarf2out_end_block): Likewise.
2768 (dwarf2out_source_line): Likewise.
2769 (dwarf2out_var_location): Add code to check whether in hot or cold
2770 section and use the appropriate label.
2771 * except.c (output_function_exception_table): Change call to
2772 function_section into call to current_function_section.
2773 * final.c (profile_function): Likewise.
2774 (scan_ahead_for_unlikely_executed_note): Remove function.
2775 (final_scan_insn): Remove calls to
2776 scan_ahead_for_unlikely_executed_note, and related code for switching
2777 to cold section, except for the single time
2778 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2779 debug_hooks->switch_text_sections; replace appropriate calls to
2780 function_section with calls to current_function_section.
2781 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2782 test_bb to condition.
2783 (find_if_case_2): Likewise.
2784 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2785 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2786 * opts.c (decode_options): Change warning about hot/cold partitioning
2787 with exceptionss to inform (so as not to cause bootstrap failures);
2788 remove warning about partitioning with DWARF debug info.
2789 * output.h (current_function_section): Add new function decl.
2790 (insert_section_boundary_note): Likewise.
2791 (enum in_section): Move this declaration here from varasm.c.
2792 (unlikely_section_label): Likewise.
2793 (unlikely_text_section_name): Likewise.
2794 (last_text_section_name): New global variable.
2795 (last_text_section): Likewise.
2796 (hot_section_label): Likewise.
2797 (hot_section_end_label): Likewise.
2798 (cold_section_end_label): Likewise.
2799 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2800 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2801 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2802 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2803 insn from consideration.
2804 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2805 switch_text_section.
2806 * varasm.c (basic-block.h): Add new include.
2807 (unlikely_section_label_printed): Remove global variable.
2808 (unlikely_section_label): Make global variable not be static any more.
2809 (unlikely_text_section_name): Likewise.
2810 (hot_section_end_label): New global variable (not static)
2811 (first_function_block_is_cold): Likewise.
2812 (hot_section_label): Likewise.
2813 (cold_section_end_label): Likewise..
2814 (last_text_section): New global variable, not static.
2815 (last_text_section_name): New global variable, not static.
2816 (initialize_cold_section_name): New function.
2817 (enum in_section): Move declaration to output.h.
2818 (text_section): Update last_text_section.
2819 (unlikely_text_section): Replace code to determine cold section name
2820 with call to initialize_cold_section_name; Add code to update
2821 last_text_section; remove code for printing out label.
2822 (named_section_real): Add code to update last_text_section and
2823 last_text_section_name as appropriate.
2824 (function_section): Change test for 'unlikely' to depend on
2825 first_function_block_is_cold (moved old test to
2826 current_function_section).
2827 (current_function_section): New function.
2828 (assemble_start_function): Move code that frees
2829 unlikely_text_section_name; initialize hot_section_end_label;
2830 print hot and cold section labels at the start of the function;
2831 set first_function_block_is_cold, if appropriate; initialize l
2832 ast_text_section; add call to insert_section_boundary_note.
2833 (assemble_end_function): Add code to write out hot and cold section
2835 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2836 switch_text_section.
2837 * config/darwin.c (machopic_select_section): Replace incorrect
2838 function in base_funs; update reloc for cold sections if necessary.
2839 * config/darwin.h (SECTION_FUNCTION): Add code to update
2840 last_text_section if appropriate.
2841 (text_unlikely_section): Remove.
2842 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2843 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2844 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2845 partitioning for this architecture.
2847 2005-03-31 Olivier Hainque <hainque@adacore.com>
2849 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2850 defined and non-zero.
2852 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2855 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2858 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2861 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2862 label operand. Remove (use (unspec..)). Don't emit a label on
2864 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2865 generate inline label for load_toc_v4_PIC_1b.
2866 (rs6000_emit_load_toc_table): Likewise.
2868 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2870 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2871 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2873 2005-03-29 Devang Patel <dpatel@apple.com>
2875 * tree-sra.c (decide_block_copy): Disable scalarization of
2878 2005-03-30 Stuart Hastings <stuart@apple.com>
2879 Dale Johannesen <dalej@apple.com>
2881 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2882 * print-tree.c (print_node): Add case STATEMENT_LIST.
2884 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2886 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2887 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2888 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2889 is given with "powerpc64*" or "all", or when --with-cpu chooses
2892 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2895 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2896 gen_lexical_block_die.
2897 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2899 2005-03-31 Jan Hubicka <jh@suse.cz>
2901 2004-11-02 Jan Hubicka <jh@suse.cz>
2903 * cgraph.c (cgraph_varpool_node_name): New function.
2904 (dump_cgraph_varpool_node): New function.
2905 (dump_varpool): New function.
2906 * cgraphunit.c (cgraph_optimize): Dump varpool.
2908 2004-10-16 Jan Hubicka <jh@suse.cz>
2910 * cgraph.c (decide_is_variable_needed): New function.
2911 (cgraph_varpool_finalize_decl): Use it.
2912 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2914 * final.c (output_addr_const): Do not call mark_referenced.
2915 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2916 always go via cgraph.
2917 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2918 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2919 * tree-optimize.c (execute_inline): Mark functions called.
2920 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
2922 2004-10-11 Jan Hubicka <jh@suse.cz>
2924 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
2925 (cgraph_varpool_last_needed_node): New static variable.
2926 (enqueue_needed_varpool_node): Break out from ...; add items to the
2927 end of queue; update first pointers.
2928 (cgraph_varpool_mark_needed_node): ... here.
2929 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
2930 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
2931 * cgraph.h (cgraph_varpool_node): Add analyzed field.
2932 (cgraph_varpool_first_unanalyzed_node): Declare.
2933 * cgraphunit.c: Include output.h.
2934 (cgraph_varpool_analyze_pending_decls): New function.
2935 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
2936 for errors, analyze pending decls.
2937 (cgraph_finalize_compilation_unit): Only analyze decls.
2938 (cgraph_optimize): Assemble the decls after expanding.
2940 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
2942 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
2943 subvars get marked properly in tags for grouping.
2944 (add_pointed_to_var): Mark only actual pointed to
2945 variables/subvars in addresses needed.
2946 (create_overlap_variables_for): Clear call clobbered on original
2948 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
2949 addresable vars with subvars into list.
2950 * tree-ssa.c (verify_ssa_name): Verify original is not used where
2953 2005-03-30 Richard Henderson <rth@redhat.com>
2955 * cgraph.h (struct cgraph_node): Add alias.
2956 * varasm.c (assemble_alias): Set it.
2957 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
2958 avoid calling cgraph_expand_function.
2960 2005-03-30 Tom Tromey <tromey@redhat.com>
2962 * tree.def (FILE_TYPE): Removed.
2963 * typeclass.h (enum type_class): Removed file_type_class.
2964 * dwarf2out.c (is_base_type): Updated.
2965 (gen_type_die): Likewise.
2966 * dbxout.c (dbxout_type): Updated.
2967 * builtins.c (type_to_class): Updated.
2968 * tree.c (type_contains_placeholder_1): Updated.
2969 * config/sparc/sparc.c (sparc_type_code): Updated.
2970 * config/ia64/ia64.c (hfa_element_mode): Updated.
2971 * expr.c (count_type_elements): Updated.
2972 * stor-layout.c (layout_type): Updated.
2973 * tree-inline.c (remap_type): Updated.
2974 * tree-pretty-print.c (dump_generic_node): Updated.
2976 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
2978 * builtins.c (expand_builtin_powi): Fix mode of
2979 2nd argument to match int.
2980 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
2981 2nd argument type to int.
2982 * libgcc2.c: Change prototype of __powi* functions to use
2985 2005-03-30 Dale Johannesen <dalej@apple.com>
2988 * calls.c (expand_call): Flush pending deferrals before
2991 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
2995 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
2996 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
2997 c_label_context, label_context_stack): New.
2998 * c-decl.c (define_label): Check for jumps into statement
2999 expressions. Add label to list of defined labels.
3000 (start_function): Push context on label_context_stack.
3001 (finish_function): Pop context from label_context_stack.
3002 * c-typeck.c (label_context_stack): New.
3003 (c_finish_goto_label): Check for jumps into statement
3004 expressions. Add label to list of jumped to labels.
3005 (struct c_switch): Add blocked_stmt_expr.
3006 (c_start_case): Initialize it.
3007 (do_case): Check it.
3008 (c_finish_case): Verify !blocked_stmt_expr.
3009 (c_begin_stmt_expr): Push context on label_context_stack.
3010 Increment blocked_stmt_expr. Mark labels jumped to from outside
3012 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3013 defined in the statement expression and no longer jumpable to.
3014 Mark labels jumped to from just outside the statement expression
3015 as again definable. Pop context from label_context_stack.
3016 * doc/extend.texi (Statement Exprs): Update.
3018 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3021 * c-decl.c (start_function): Check for old_decl being
3024 2005-03-30 Ian Lance Taylor <ian@airs.com>
3026 * final.c (final): Remove prescan parameter. Change all callers.
3027 (final_scan_insn): Remove prescan parameter. Change all callers.
3029 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3031 * tree-vectorizer.c: Fix comment typos.
3033 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3035 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3036 as soon as a chrec_dont_know is detected.
3038 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3040 Merge from csl-arm-branch.
3041 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3043 * tlink.c (recompile_files): Do not assume that "rename" can
3044 overwrite an existing file.
3046 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3048 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3049 * gcc/configure: Regenerate.
3051 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3053 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3055 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3057 * calls.c (struct arg_data): Update "partial" comment.
3058 (load_register_parameters): Update "nregs" comment.
3060 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3062 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3063 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3064 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3065 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3066 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3067 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3068 than target_flags & 0.
3069 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3070 (iq2000_arch, iq2000_parse_cpu): Delete.
3071 (TARGET_HANDLE_OPTION): Override default.
3072 (iq2000_handle_option): New function.
3073 (override_options): Remove -march= and -mcpu= handling.
3074 * config/iq2000/iq2000.opt: New file.
3076 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3078 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3079 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3080 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3081 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3082 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3083 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3084 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3085 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3086 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3087 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3088 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3089 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3090 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3091 (TARGET_OPTIONS): Delete.
3092 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3093 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3094 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3095 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3096 (c4x_cpu_version_string): Delete.
3097 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3098 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3099 equivalent -mcpu= option.
3100 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3101 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3102 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3103 or clearing the appropriate MASK_* bit.
3104 (c4x_file_start): Use c4x_cpu_version.
3105 * config/c4x/c4x.opt: New file.
3107 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3109 * doc/options.texi: Document the new MaskExists flag.
3110 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3111 if the option has the MaskExists flag.
3113 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3115 * opt-functions.awk (flag_set_p, test_flag): New functions.
3116 (switch_flags): Use them.
3117 * opth-gen.awk: Use flag_set_p to check for flags.
3118 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3120 2005-03-30 Ian Lance Taylor <ian@airs.com>
3122 * config.host (i[34567]86-*-mingw32*): Don't set
3123 host_can_use_collect2 to no.
3125 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3128 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3129 Remove convert_memory_address call duplicating that in memory_address.
3131 2005-03-29 Richard Henderson <rth@redhat.com>
3134 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3135 (build_compound_literal): Likewise. Propagate decl type into the
3137 (finish_decl): Likewise. Use new return value from complete_array_type
3138 for zero sized arrays.
3139 (complete_array_type): Move ...
3140 * c-common.c (complete_array_type): ... here. Change first argument
3141 to pointer-to-type-node. Consistently use sizetype for the index
3142 except for zero sized arrays. Detect zero sized arrays for pedantic
3143 mode diagnostics. Create a new type node instead of modifying the
3145 * c-tree.h (complete_array_type): Move decl ...
3146 * c-common.h (complete_array_type): ... here.
3148 2005-03-29 Richard Henderson <rth@redhat.com>
3151 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3153 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3155 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3156 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3157 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3158 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3160 2005-03-29 Eric Christopher <echristo@redhat.com>
3162 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3163 truthvalue conversion removal.
3165 2005-03-29 Ian Lance Taylor <ian@airs.com>
3168 * collect2.c: Never include <vfork.h>.
3169 (VFORK_STRING, vfork): Don't define.
3170 (pid): Remove global variable.
3171 (handler): Call raise instead of kill (getpid(), ...).
3172 (collect_wait): Add pex parameter. Change all callers. Use
3173 pex_get_status rather than pwait.
3174 (do_wait): Add pex parameter. Change all callers.
3175 (collect_execute): Return struct pex_obj * rather than void. Use
3176 pex routines rather than pexecute.
3177 (fork_execute): Get pex_obj from collect_execute, and pass it to
3179 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3180 Only declare quit_handler if SIGQUIT is defined.
3181 (scan_libraries): Likewise.
3182 * collect2.h (collect_execute): Update declaration.
3183 (collect_wait): Update declaration.
3184 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3185 pass it to collect_wait.
3187 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3190 * c-parser.c (c_parser_compound_statement_nostart): Give error
3191 message for EOF instead of just setting parser->error.
3193 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3195 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3196 (slpeel_update_phi_nodes_for_guard1): New function.
3197 (slpeel_update_phi_nodes_for_guard2): New function.
3198 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3199 of slpeel_update_phi_nodes_for_guard.
3200 (vectorize_loops): Remove call to loop_closed_rewrite.
3201 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3204 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3206 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3207 (TARGET_LITTLE_ENDIAN): New macro.
3208 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3209 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3210 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3211 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3212 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3213 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3214 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3215 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3216 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3217 (TARGET_OPTIONS): Delete.
3218 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3219 (CACHE_FLUSH_TRAP): Turn into an integer.
3220 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3221 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3222 -mflush-trap is in use.
3223 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3224 (m32r_cache_flush_trap_string): Delete.
3225 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3226 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3227 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3228 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3229 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3230 -mmodel= and -msdata= handling from...
3231 (m32r_init): ...here.
3232 * config/m32r/m32r.opt: New file.
3234 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3236 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3237 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3238 * tree-vect-analyze.c (vect_object_analysis): additional parm
3239 pass back a "struct ptr_info_def *" with the points-to info.
3240 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3241 statement using info returned from vect_object_analysis.
3242 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3243 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3244 for virtual uses and defs when creating a replacement vector
3245 reference. Call duplicate_ssa_name_ptr_info to define points-to
3246 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3247 (vectorizable_store): copy_virtual_operands and update
3248 definition statements.
3249 (vectorizable_load): copy_virtual_operands. Remove call to
3250 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3251 * tree-vectorizer.c (vectorize_loops): Remove calls to
3252 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3253 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3254 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3255 define macro STMT_VINFO_PTR_INFO for use in accessing.
3256 * tree.h add export of duplicate_ssa_name_ptr_info.
3257 * rs6000.c (altivec_init_builtins): Declare builtin function
3258 __builtin_altivec_mask_for_load to be "const".
3260 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3263 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3264 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3265 assemble_variable on aliases.
3266 * varasm.c (assemble_alias): Set node->alias.
3267 * toplev.c (wrapup_global_declarations): Don't call
3268 rest_of_decl_compilation on aliases again.
3270 2005-03-29 Paul Brook <paul@codesourcery.com>
3272 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3273 * config/arm/arm.c (arm_dbx_register_number): New function.
3274 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3276 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3279 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3280 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3282 2005-03-29 Dale Johannesen <dalej@apple.com>
3284 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3285 $(TREE_H) and $(COVERAGE_H).
3286 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3287 * opts.c (common_handle_option): Enable tree-based value transforms.
3288 * toplev.c (process_options): Ditto.
3289 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3290 refers to references to this type.
3291 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3292 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3293 for may_be_more, may_be_less.
3294 (rtl_gen_pow2_profiler): Adjust.
3295 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3296 (rtl_gen_one_value_profiler): Adjust.
3297 (rtl_gen_const_delta_profiler): Adjust.
3298 * tree-profile.c (tree_gen_interval_profiler): Implement.
3299 (tree_gen_pow2_profiler): Ditto.
3300 (tree_gen_one_value_profiler): Ditto.
3301 (tree_profiling): New.
3302 (pass_tree_profile): Reference it.
3303 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3305 (insn_divmod_values_to_profile): Rename to
3306 rtl_divmod_values_to_profile. Adjust.
3307 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3308 (insn_prefetch_values_to_profile): Adjust.
3309 (rtl_value_profile_transformations): Adjust.
3310 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3311 (gen_mod_pow2): Rename to rtl_mod_pow2.
3312 (gen_mod_subtract): Rename to rtl_mod_subtract.
3313 (divmod_fixed_value_transform): Rename to
3314 rtl_divmod_fixed_value_transform.
3315 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3316 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3317 (rtl_find_values_to_profile): Adjust.
3318 (tree_value_profile_transformations): Implement.
3319 (tree_divmod_values_to_profile): New.
3320 (tree_values_to_profile): New.
3321 (tree_divmod_fixed_value): New.
3322 (tree_mod_pow2): New.
3323 (tree_mod_subtract): New.
3324 (tree_divmod_fixed_value_transform): New.
3325 (tree_mod_pow2_value_transform): New.
3326 (tree_mod_subtract_transform): New.
3327 (tree_find_values_to_profile): Implement.
3328 * profile.c (instrument_values): Free histograms.
3329 (compute_value_histograms): Adjust. Implement tree version.
3331 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3333 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3334 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3335 variable. Output "fldcw" depending on round_mode.
3336 * config/i386/i386.md (UNSPEC_FIST): New.
3337 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3338 New isns patterns to implement lrint and llrint built-ins as x87
3340 (fistdi2, fist<mode>2 splitters): New splitters.
3341 (lrint<mode>2): New expanders.
3343 2005-03-28 Ian Lance Taylor <ian@airs.com>
3345 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3346 0 when calling final_scan_insn.
3348 2005-03-28 Jan Hubicka <jh@suse.cz>
3351 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3354 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3355 types where possible.
3357 2005-03-26 Per Bothner <per@bothner.com>
3359 Make -f[no-]show-column also control non-cpp diagnostics.
3360 * c.opt (fshow-column): Move option from here ...
3361 * common.opt (fshow-column): ... to here.
3362 * diagnostic.c (diagnostic_build_prefix): Only print column number
3363 if flag_show_column.
3365 2005-03-27 Steven Bosscher <stevenb@suse.de>
3367 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3368 vax_output_conditional_branch): New prototypes.
3369 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3370 extracted from vax.md mov and add patterns.
3371 (vax_output_conditional_branch): New function to output conditional
3372 branch instructions.
3373 * vax.md: Use mode macros for arithmetic and mov patterns.
3374 Use code macros for the jump patterns.
3376 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3378 * Makefile.in (libbackend.o): Depend on version files;
3379 add custom generation command.
3381 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3384 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3385 sure that we have a REG before getting its REGNO.
3387 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3389 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3390 * builtins.def (BUILT_IN_STRNDUP): New.
3392 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3394 PR tree-optimization/20470
3395 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3398 2005-03-25 Mike Stump <mrs@apple.com>
3400 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3403 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3405 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3406 Use our own structure definitions.
3408 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3409 (fix_truncdfsi2): Allow registers or memory as destination.
3410 When TARGET_PPC_GFXOPT, generate simplified pattern.
3411 (fix_truncdfsi2_internal): Use define_insn_and_split.
3412 (fix_truncdfsi2_internal_gfxopt): New.
3413 (fctiwz): Don't confuse register allocation by giving it no choices.
3415 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3416 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3417 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3418 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3420 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3422 * dominance.c (free_dominance_info): Speed up by freeing et
3423 data structures without maintaining other nodes.
3424 * et-forest.c (et_free_tree_force): New.
3425 * et-forest.h: Add a prototype for et_free_tree_force.
3427 * tree.c (get_set_constructor_bits,
3428 get_set_constructor_bytes): Remove.
3429 * tree.h: Remove the corresponding prototypes.
3431 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3434 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3435 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3436 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3437 PRE_DEC, NEG and NOT.
3439 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3441 * fold-const.c: Convert uses of fold (build (...)) to
3444 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3446 PR rtl-optimization/20249
3447 * cse.c (insert_regs): Do not record equivalence of registers in
3450 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3452 * emit-rtl.c (reverse_comparison): Remove.
3453 * rtl.h: Remove the corresponding prototype.
3455 2005-03-24 James E Wilson <wilson@specifixinc.com>
3457 * doc/install.texi (--enable-altivec): Delete docs.
3459 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3461 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3462 SFmode and DFmode before reload when
3463 flag_unsafe_math_optimizations not enabled.
3465 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3467 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3469 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3470 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3472 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3474 * configure.ac (enable-checking): Add 'runtime' option.
3475 * doc/install.texi (enable-checking): Document 'runtime' checking.
3476 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3477 * config.in: Regenerated.
3478 * configure: Regenerated.
3480 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3482 * optabs.h (enum optab_index): Remove OTI_llrint.
3483 (llrint_optab): Remove macro.
3484 * optabs.c (init_optabs): Remove llrint_optab initialization.
3485 * genopinit.c (optabs): Remove llrint_optab implementation.
3486 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3489 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3491 PR rtl-optimization/20532
3492 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3493 overflow when adding coefficients for PLUS or MINUS.
3494 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3497 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3499 * langhooks.h (truthvalue_conversion): Remove.
3500 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3501 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3502 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3503 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3504 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3506 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3508 * params.def: Fix a typo.
3509 * config/mips/mips.c: Follow the spelling convensions.
3510 * doc/invoke.texi: Fix typos.
3512 2005-03-18 Dale Johannese <dalej@apple.com>
3514 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3516 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3518 Fix PR tree-optimization/20601
3520 * tree-ssa-pre.c (insert_aux): Add missing condition to
3523 2005-03-23 Ian Lance Taylor <ian@airs.com>
3525 * final.c (final_scan_insn): Don't remove no-op instructions.
3526 * reload1.c (reload): Remove simple no-op instructions even when
3529 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3531 PR tree-optimization/20501
3532 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3533 reporting that peeling for alignment is applied moved to...
3534 * (vect_analyze_data_refs_alignment): Here.
3536 2005-03-23 Ian Lance Taylor <ian@airs.com>
3538 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3540 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3542 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3543 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3545 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3547 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3548 imply that this is called once, independent of asms in code.
3549 Adjust to now being pased output and input lists. Mention helper
3550 function decl_overlaps_hard_reg_set_p.
3551 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3552 hook_tree_tree_identity and to take three trees, returning third.
3553 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3555 * stmt.c: include hard-reg-set.h before tree.h.
3556 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3557 (decl_conflicts_with_clobbers_p): Call
3558 decl_overlaps_hard_reg_set_p.
3559 (expand_asm_operands): Pass output and input lists in call to
3560 targetm.md_asm_clobbers.
3561 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3562 hook_tree_tree_tree_tree_3rd_identity.
3563 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3565 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3566 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3567 parameters, first two unused.
3568 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3569 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3570 in constraint letters and MOF is not mentioned as a asm-declared
3571 register in neither of the input and output lists.
3573 2005-03-23 DJ Delorie <dj@redhat.com>
3575 * optabs.c (expand_binop): Make sure the first subword's result
3578 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3580 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3581 Call c_common_truthvalue_conversion rather than
3582 lang_hooks.truthvalue_conversion.
3583 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3584 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3586 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3587 c_common_truthvalue_conversion.
3588 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3589 c_parser_conditional_expression, c_parser_binary_expression): Call
3590 c_objc_common_truthvalue_conversion.
3591 * c-typeck.c (build_unary_op): Call
3592 c_objc_common_truthvalue_conversion.
3593 (build_conditional_expr): Do not call
3594 lang_hooks.truthvalue_conversion.
3595 (build_binary_op): Call c_common_truthvalue_conversion.
3596 (c_objc_common_truthvalue_conversion): Moved from
3597 c-objc-common.c. Call default_function_array_conversion instead
3598 of default_conversion.
3600 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3602 * c-common.h (default_conversion): Remove.
3603 (perform_integral_promotions): Add.
3604 * c-tree.h (default_conversion): Add.
3605 * c-typeck.c (perform_integral_promotions): New, split out from
3607 * c-common.c (check_case_value): Use perform_integral_promotions,
3608 not default_conversion.
3609 (c_add_case_label): Don't continue processing case label after
3610 found to be pointer.
3612 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3614 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3615 the prefix list if we have already added a multilib directory
3617 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3620 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3622 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3624 * reload.h: Remove the prototype for indirect_symref_ok.
3626 * reload1.c (indirect_symref_ok): Make it global.
3627 * reload.h: Add a prototype for indirect_symref_ok.
3629 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3631 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3634 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3636 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3638 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3640 * c-opts.c (c_common_parse_file): Only start/end main source file
3641 if debug hooks says the writer wants it.
3642 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3644 (xcoff_debug_hooks): Ditto.
3645 * debug.c (do_nothing_hooks): Ditto.
3646 * debug.h (gcc_debug_hooks): Ditto.
3647 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3648 * sdbout.c (sdb_debug_hooks): Ditto.
3649 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3651 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3653 * doc/extend.texi: Deprecate C++ min/max operators.
3655 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3657 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3658 artificial original candidates.
3660 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3661 Jan Hubicka <jh@suse.cz>
3662 Steven Bosscher <stevenb@suse.de>
3664 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3665 call cost based on argument sizes.
3666 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3668 * params.def: (max-inline-inssn-single): Set to 450.
3669 (max-inline-insns-auto): Set to 90.
3670 (max-inline-insns-recursive): Set to 450
3671 (max-inline-insns-recursive-auto): Set to 450.
3672 (large-function-insns): Set to 2700.
3673 (inline-call-cost): New parameter.
3674 * tree-inline.c (estimate_move_cost): New function.
3675 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3676 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3678 * tree-inline.h (estimate_move_cost): Declare.
3679 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3680 (max-inline-insns-auto): Change default to 90.
3681 (max-inline-insns-recursive): Change default to 450
3682 (max-inline-insns-recursive-auto): Change default to 450.
3683 (large-function-insns): Change default to 2700.
3684 (inline-call-cost): Document new parameter.
3686 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3688 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3689 (TARGET_DEFAULT): Delete.
3690 * config/i860/i860.opt: New file.
3692 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3694 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3695 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3696 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3697 (frv_sched_lookahead): Delete.
3698 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3699 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3700 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3701 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3702 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3703 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3704 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3705 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3706 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3707 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3708 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3709 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3710 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3711 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3712 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3713 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3714 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3715 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3716 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3717 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3718 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3719 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3720 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3721 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3722 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3723 (frv_sched_lookahead): Delete.
3724 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3725 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3726 (frv_handle_option): New function. Move -mcpu= handling from...
3727 (frv_override_options): ...here. Remove handling of other
3729 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3730 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3731 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3732 and TARGET_NO_MULTI_CE.
3733 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3734 !TARGET_VLIW_BRANCH.
3735 * config/frv/frv.opt: New file.
3737 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3739 * fold-const.c (fold_ternary): Take decomposed arguments of
3741 (fold): Update a call to fold_ternary.
3743 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3744 * tree.h: Add corresponding prototypes.
3746 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3749 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3750 between jump table and its label.
3751 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3752 resp. ADDR_DIFF_VEC and the label preceeding it.
3753 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3754 is emitted in the right section.
3756 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3758 * fold-const.c (fold_unary, fold_binary): Update comments
3761 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3763 PR rtl-optimization/20527
3764 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3765 REG_INC note, test that the register also isn't mentioned in PRED
3768 2005-03-22 Ben Elliston <bje@au.ibm.com>
3770 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3773 2005-03-21 Mike Stump <mrs@apple.com>
3775 * varasm.c (default_assemble_visibility): Remove extra ().
3777 2005-03-21 Roger Sayle <roger@eyesopen.com>
3780 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3781 to determine whether a block can be duplicated, rather than test
3782 whether the block contains noncopyable insns ourselves.
3784 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3786 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3789 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3791 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3793 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3795 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3796 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3797 * config/fr30/fr30.opt: New file.
3799 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3801 Fix PR tree-optimization/20542
3803 * tree-flow-inline.h (overlap_subvar): Move to here.
3804 * tree-ssa-operands.c: From here.
3805 * tree-flow.h (overlap_subvar): Declare.
3806 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3807 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3808 for variables with subvars.
3810 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3813 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3814 * modulo-sched.c (const_iteration_count): Return on NULL
3816 (print_node_sched_params): Return on NULL dump_file.
3817 (generate_reg_moves): Handle reg-anti dependencies and disregard
3818 closing branch when generating register moves.
3819 (sms_schedule): Mark the SMSed block dirty.
3820 * passes.c (rest_of_handle_sms): Call update_life_info for all
3822 * testsuite/gcc.dg/20050321-1.c: New test.
3824 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3826 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3827 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3828 movqi_internal): Likewise.
3830 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3832 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3833 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3834 xtensa_b4const): Delete prototypes.
3835 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3836 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3837 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3838 xtensa_extra_constraint): New prototypes.
3839 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3840 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3841 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3842 move_operand, const_float_1_operand, fpmem_offset_operand,
3843 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3844 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3845 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3846 argument type to HOST_WIDE_INT.
3847 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3848 xtensa_mask_immediate): Likewise.
3849 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3850 Likewise. Also make these functions static.
3851 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3852 (xtensa_const_ok_for_letter_p): New.
3853 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3854 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3855 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3856 move_operand, const_float_1_operand, fpmem_offset_operand,
3857 branch_operator, ubranch_operator, boolean_operator): Move to
3859 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3860 (xtensa_mem_offset): Change return type to bool.
3861 (xtensa_extra_constraint): New.
3862 (gen_int_relational): Update type of const_range_p function pointer.
3863 Use xtensa_b4const_or_zero.
3864 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3865 xtensa_const_ok_for_letter_p. Update comments.
3866 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3867 (PREDICATE_CODES): Delete.
3868 * config/xtensa/xtensa.md: Include predicates.md.
3869 * config/xtensa/predicates.md: New file.
3871 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3873 * config/v850/v850-protos.h: Remove the prototypes for
3874 reg_or_int9_operand, reg_or_const_operand,
3875 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3876 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3877 movsi_source_operand, power_of_two_operand,
3878 not_power_of_two_operand, special_symbolref_operand,
3879 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3880 register_is_ok_for_epilogue.
3881 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3882 reg_or_int9_operand, reg_or_const_operand,
3883 call_address_operand, special_symbolref_operand,
3884 movsi_source_operand, power_of_two_operand,
3885 not_power_of_two_operand, register_is_ok_for_epilogue,
3886 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3887 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3889 * config/v850/v850.h (PREDICATE_CODES): Remove.
3890 * config/v850/v850.md: Include predicates.md.
3891 * config/v850/predicates.md: New.
3893 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3895 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3896 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3897 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3898 (itoolsdir, itoolsdatadir): Move definition above new first use.
3899 (install-itoolsdirs): New rule.
3900 (install-mkheaders): Depend on install-itoolsdirs, not
3901 install-include-dir.
3903 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3905 * tree-into-ssa.c: Remove obsolete comments.
3907 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3909 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3910 unrolling if -fpeel-loops is specified, too.
3911 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3912 Remove superfluous check for flag_unroll_loops.
3914 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3916 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3917 (lrint_optab, llrint_optab): Define corresponding macros.
3918 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3919 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3920 pattern and llrint_optab using llrintdi2 patterns.
3921 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
3922 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
3923 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
3924 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
3925 flag_unsafe_math_optimizations is set.
3927 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3929 * combine.c (combine_simplify_rtx, simplify_if_then_else,
3930 simplify_logical, if_then_else_cond, known_cond,
3931 simplify_comparison): Adjust calls to reverse_comparison.
3932 Don't use combine_reversed_comparison_code).
3933 (combine_reversed_comparison_code): Remove.
3934 (reversed_comparison): Using reversed_comparison_code, move it...
3935 * jump.c (reversed_comparison): ... here.
3936 * rtl.h (reversed_comparison): Add prototype.
3938 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3940 * builtins.c (fold_builtin): Take decomposed arguments of
3942 * fold-const.c (fold_ternary): Update a call to fold_builtin.
3943 * gimplify.c (gimplify_call_expr): Likewise.
3944 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
3945 * tree.h: Update the prototype of fold_builtin.
3947 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
3949 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
3950 * rtlhooks.c (gen_lowpart_no_emit_general): New.
3951 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
3952 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
3953 * simplify-rtx.c (simplify_binary_operation_1): Use it.
3955 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3957 * builtins.c (fold_builtin_1): Take decomposed arguments of
3959 (fold_builtin): Update a call to fold_builtin_1.
3961 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
3964 * gcov.c (output_lines): Only output function block summary when
3965 outputting branch information.
3966 * doc/gcov.texi: Document format of preamble and additional block
3969 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3971 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
3972 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
3973 the defaults false if BITS_PER_UNIT != 8.
3974 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
3975 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
3976 than BITS_PER_UNIT != 8.
3977 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
3978 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
3979 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
3981 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
3982 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
3984 2005-03-20 Roger Sayle <roger@eyesopen.com>
3987 * fold-const.c (fold_binary): Fix type mismatch between
3988 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
3989 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
3990 for non-truth-valued expressions.
3992 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
3993 and FUNCTION_DECL in the main switch.
3994 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3995 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
3996 we also need to convert their operands to match.
3997 <TRUTH_NOT_EXPR>: Likewise.
3999 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4001 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4002 diagnostic without checking whether an lvalue.
4003 * c-common.h (lvalue_p): Remove.
4004 (enum lvalue_use): Update comment.
4005 (lvalue_or_else): Replace by lvalue_error.
4006 * c-typeck.c (lvalue_p): Make static.
4007 (lvalue_or_else): New. Call lvalue_error.
4009 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4011 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4012 (function_arg_advance): Use rs6000_parm_start.
4013 (function_arg, rs6000_arg_partial_bytes): Likewise.
4015 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4017 * c-common.c (check_case_value): Adjust comment about stripping
4019 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4020 * c-typeck.c (default_conversion, convert_arguments,
4021 build_modify_expr, convert_for_assignment, store_init_value,
4022 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4023 manually. Remove inaccurate comments.
4025 2005-03-20 Roger Sayle <roger@eyesopen.com>
4026 Joseph S. Myers <joseph@codesourcery.com>
4028 * varasm.c (do_assemble_alias): Restore comment describing function.
4029 Annotate the target parameter as potentially unused.
4031 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4034 * config/avr/avr.c (avr_output_function_prologue): Do not use
4035 current_function_name() in a label, use a local label instead.
4037 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4039 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4040 flag_finite_math_only, not flag_unsafe_math_optimizations.
4042 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4044 * builtins.c (fold_builtin_1): Update a call to
4045 targetm.fold_builtin.
4046 * hooks.c (hook_tree_tree_bool_null): Rename to
4047 hook_tree_tree_tree_bool_null. Take one more argument of type
4049 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4050 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4051 hook_tree_tree_tree_bool_null.
4052 * target.h (gcc_target): Update the prototype of fold_builtin.
4053 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4054 arguments of CALL_EXPR.
4055 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4058 2005-03-20 Jan Hubicka <jh@suse.cz>
4060 * cgraph.h (cgraph_node): Add prev_clone pointer.
4061 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4062 (cgraph_clone_node): Produce doubly linked chain.
4064 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4066 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4067 get_nonnull_operand, handle_sentinel_attribute,
4068 check_function_arguments_recurse): Do not strip NOPS from
4070 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4072 * c-format.c (get_constant): Likewise.
4073 * c-parser.c (c_parser_postfix_expression): Likewise.
4074 * c-typeck.c (set_init_index): Likewise.
4075 (convert_arguments): Don't check for NOP_EXPR containing integer
4078 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4080 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4081 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4082 Take decomposed arguments of CALL_EXPR.
4083 (fold_builtin_1): Update calls to the functions mentioned
4086 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4088 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4089 width to have integer type.
4090 (build_enumerator): Require enumerator value to have integer type.
4092 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4094 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4097 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4099 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4100 std=iso9899:199x): Correct descriptions.
4102 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4104 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4107 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4109 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4111 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4112 fold_builtin_memcpy.
4114 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4115 arguments of CALL_EXPR.
4116 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4117 fold_builtin_found, fold_builtin_1): Update calls to
4118 fold_trunc_transparent_mathfn.
4120 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4123 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4124 function pointers on targets that require function pointer
4126 (fold_sign_changed_comparison): Likewise.
4128 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4130 * combine.c (try_combine): When changing the mode of a hard reg, make
4131 sure that doing so is valid.
4133 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4135 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4136 (TARGET_HANDLE_OPTION): Override default.
4137 (avr_handle_option): New function.
4138 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4139 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4140 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4141 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4142 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4143 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4144 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4145 (TARGET_OPTIONS): Delete.
4146 * config/avr/avr.opt: New file.
4148 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4150 * config/m32r/m32r-protos.h: Remove the prototypes for
4151 call_address_operand, symbolic_operand, seth_add3_operand,
4152 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4153 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4154 two_insn_const_operand, move_src_operand,
4155 move_double_src_operand, move_dest_operand,
4156 eqne_comparison_operator, signed_comparison_operator,
4157 large_insn_p, conditional_move_operand, carry_compare_operand,
4158 m32r_block_immediate_operand, extend_operand,
4159 reg_or_eq_int16_operand, int8_operand, and
4160 reg_or_zero_operand.
4161 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4162 seth_add3_operand, int8_operand, cmp_int16_operand,
4163 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4164 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4165 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4166 move_double_src_operand, move_dest_operand,
4167 eqne_comparison_operator, signed_comparison_operator,
4168 extend_operand, small_insn_p, large_insn_p,
4169 conditional_move_operand, carry_compare_operand,
4170 m32r_block_immediate_operand): Move to predicates.md.
4171 (MAX_MOVE_BYTES): Move to m32r.h.
4172 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4173 * config/m32r/m32r.md: Include predicates.md.
4174 * config/m32r/predicates.md: New.
4176 2005-03-18 James E Wilson <wilson@specifixinc.com>
4179 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4182 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4184 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4185 call_address_operand, const_8bit_operand.
4186 * config/mn10300/mn10300.c (call_address_operand,
4187 const_8bit_operand, const_1f_operand): Move to predicates.md.
4188 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4189 * config/mn10300/mn10300.md: Include predicates.md.
4190 * config/mn10300/predicates.md: New.
4192 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4194 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4195 declarations in diagnostics and %E for identifiers, not %s.
4197 2005-03-18 Jan Hubicka <jh@suse.cz>
4198 Dale Johannesen <dalej@apple.com>
4200 * basic-block.h (scale_bbs_frequencies_int,
4201 scale_bbs_frequencies_gcov_type): Declare.
4202 * cfg.c (RDIV): New macro.
4203 (update_bb_frequency_for_threading): Fix.
4204 * basic-block.h (scale_bbs_frequencies_int,
4205 scale_bbs_frequencies_gcov_type): New.
4206 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4207 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4208 scale_bbs_frequencies_int.
4209 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4211 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4213 * config/m32r/m32r-protos.h: Remove the prototypes for
4214 call_address_operand, symbolic_operand, seth_add3_operand,
4215 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4216 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4217 two_insn_const_operand, move_src_operand,
4218 move_double_src_operand, move_dest_operand,
4219 eqne_comparison_operator, signed_comparison_operator,
4220 large_insn_p, conditional_move_operand, carry_compare_operand,
4221 m32r_block_immediate_operand, extend_operand,
4222 reg_or_eq_int16_operand, int8_operand, and
4223 reg_or_zero_operand.
4224 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4225 seth_add3_operand, int8_operand, cmp_int16_operand,
4226 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4227 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4228 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4229 move_double_src_operand, move_dest_operand,
4230 eqne_comparison_operator, signed_comparison_operator,
4231 extend_operand, small_insn_p, large_insn_p,
4232 conditional_move_operand, carry_compare_operand,
4233 m32r_block_immediate_operand): Move to predicates.md.
4234 (MAX_MOVE_BYTES): Move to m32r.h.
4235 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4236 * config/m32r/m32r.md: Include predicates.md.
4237 * config/m32r/predicates.md: New.
4239 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4241 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4242 symbolic_operand, symbolic_memory_operand,
4243 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4244 indexed_memory_operand, move_dest_operand, move_src_operand,
4245 prefetch_cc_operand, prefetch_nocc_operand,
4246 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4247 arith_operand, arith11_operand, pre_cint_operand,
4248 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4249 ireg_operand, int5_operand, uint5_operand, int11_operand,
4250 uint32_operand, arith5_operand, and_operand, ior_operand,
4251 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4252 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4253 shadd_operand, movb_comparison_operator,
4254 cmpib_comparison_operator): Move to predicates.md.
4255 (magic_milli, shadd_constant_p): Make it extern.
4256 * config/pa/pa.h (PREDICATE_CODES): Remove.
4257 * config/pa/pa.md: Include predicates.md.
4258 * config/pa/predicates.md: New.
4260 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4263 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4265 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4266 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4267 config/alpha/freebsd.h, config/alpha/linux.h,
4268 config/alpha/netbsd.h, config/alpha/osf5.h,
4269 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4270 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4271 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4272 doc/cppopts.texi: Update copyright.
4274 2005-03-18 Jan Hubicka <jh@suse.cz>
4277 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4279 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4282 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4284 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4287 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4289 * combine.c (gen_binary): Remove.
4290 (known_cond, simplify_shift_const, find_split_point,
4291 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4292 simplify_logical, expand_field_assignment, extract_left_shift,
4293 force_to_mode, if_then_else_cond, apply_distributive_law,
4294 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4295 simplify_comparison, reversed_comparison): Replace with
4296 simplify_gen_binary, simplify_gen_relational or
4297 distribute_and_simplify_rtx.
4298 (distribute_and_simplify_rtx): New function.
4300 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4301 Paolo Bonzini <gcc.gnu.org>
4303 * calls.c (setjmp_call_p, special_function_p): Update comments
4304 at the head of the functions.
4306 2005-03-18 Jan Hubicka <jh@suse.cz>
4308 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4310 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4311 function body should be released; do not proactively release function
4312 bodies in non-unit-at-a-time mode.
4314 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4316 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4317 mno-fp-ret-in-387 multilib variants.
4319 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4321 * common.opt (m): Remove.
4322 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4324 (common_handle_option): Remove OPT_m case.
4326 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4328 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4330 (fold_builtin_1): Update a call to fold_builtin_bitop.
4332 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4334 (fold_builtin_1): Update a call to fold_builtin_signbit.
4336 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4338 PR tree-optimization/20474
4339 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4340 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4342 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4344 * config/h8300/h8300-protos.h: Remove prototypes for
4345 general_operand_src, general_operand_dst, single_one_operand,
4346 single_zero_operand, call_insn_operand,
4347 two_insn_adds_subs_operand, small_call_insn_operand,
4348 jump_address_operand, bit_operand, bit_memory_operand,
4349 stack_pointer_operand, const_int_gt_2_operand,
4350 const_int_ge_8_operand, const_int_qi_operand,
4351 const_int_hi_operand, incdec_operand, bit_operator,
4352 nshift_operator, eqne_operator, gtle_operator,
4353 gtuleu_operator, iorxor_operator.
4354 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4355 h8300_ldm_stm_parallel.
4356 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4358 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4359 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4360 (h8300_ldm_stm_parallel): Make it extern.
4361 (h8300_ldm_parallel, h8300_stm_parallel,
4362 h8300_return_parallel, general_operand_src,
4363 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4364 nibble_operand, reg_or_nibble_operand, single_one_operand,
4365 single_zero_operand, call_insn_operand,
4366 two_insn_adds_subs_operand, small_call_insn_operand,
4367 jump_address_operand, bit_operand, bit_memory_operand,
4368 stack_pointer_operand, const_int_gt_2_operand,
4369 const_int_ge_8_operand, const_int_qi_operand,
4370 const_int_hi_operand, incdec_operand, eqne_operator,
4371 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4372 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4373 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4374 nshift_operator): Move to predicates.md.
4375 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4376 * config/h8300/h8300.md: Include predicates.md.
4377 * config/h8300/predicates.md: New.
4379 2005-03-17 Richard Henderson <rth@redhat.com>
4381 * config.gcc (ia64*-*-hpux*): Add extra_options.
4382 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4383 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4384 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4385 (ia64_tls_size_string, ia64_tune_string): Remove.
4386 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4387 (TARGET_DEFAULT_TARGET_FLAGS): New.
4388 (TARGET_HANDLE_OPTION): New.
4389 (ia64_override_options): Move options parsing ...
4390 (ia64_handle_option): ... here. New.
4391 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4392 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4393 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4394 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4395 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4396 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4397 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4398 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4399 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4400 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4401 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4402 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4403 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4404 TARGET_EARLY_STOP_BITS): Remove.
4405 (TARGET_ILP32): Default false.
4406 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4407 (enum ia64_inline_type): New.
4408 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4409 * config/ia64/ia64.md: Update for new definitions of
4410 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4411 * config/ia64/ia64.opt: New file.
4412 * config/ia64/ilp32.opt: New file.
4414 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4417 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4419 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4421 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4422 instead of MASK_H8300S.
4423 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4424 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4425 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4426 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4427 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4428 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4429 TARGET_SWITCHES): Remove.
4430 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4432 * config/h8300/h8300.opt: New.
4434 * config/alpha/alpha.opt, config/arc/arc.opt,
4435 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4438 2005-03-17 Ian Lance Taylor <ian@airs.com>
4442 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4444 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4445 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4446 (TARGET_HANDLE_OPTION): Override default.
4447 (arc_handle_option): New function.
4448 (arc_init): Remove code to set arch_cpu_string.
4449 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4450 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4451 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4452 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4453 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4454 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4455 (arc_rodata_string, TARGET_OPTIONS): Delete.
4456 * config/arc/arc.opt: New file.
4458 2005-03-17 Richard Henderson <rth@redhat.com>
4460 * doc/extend.texi (Weak Pragmas): New section.
4461 (attribute alias): Clarify that target must be in the same
4464 2005-03-17 Richard Henderson <rth@redhat.com>
4466 * config/alpha/alpha.opt: New file.
4467 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4469 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4470 alpha_fprm_string, alpha_fptm_string): Make static.
4471 (alpha_tls_size_string): Remove.
4472 (alpha_handle_option): New.
4473 (override_options): Update for alpha_cpu/alpha_tune split.
4474 (alpha_file_start): Likewise.
4475 (TARGET_DEFAULT_TARGET_FLAGS): New.
4476 (TARGET_HANDLE_OPTION): New.
4477 * config/alpha/alpha.h (alpha_tune): Declare.
4478 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4479 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4480 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4481 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4482 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4483 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4484 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4485 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4486 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4487 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4488 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4489 (TARGET_DEFAULT): Remove MASK_FP.
4490 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4491 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4492 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4493 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4494 alpha_tls_size_string): Remove.
4495 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4496 (attribute tune): Rename from attribute cpu.
4497 * config/alpha/ev4.md: Update to match.
4498 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4499 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4500 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4501 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4502 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4503 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4505 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4507 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4508 and return without creating new state if before_nops_num is nonzero.
4509 * config/ia64/ia64.md (first_insn): New attribute.
4510 (alloc): Set it to yes.
4512 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4514 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4515 STMT_VINFO_SUBVARS to NULL.
4516 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4518 2005-03-16 Dale Johannesen <dalej@apple.com>
4520 * rtlanal.c (find_first_parameter_load): Rewrite to
4521 return actual first param load or the call if none,
4522 instead of first in block, when not all loads exist.
4524 2005-03-16 Roger Sayle <roger@eyesopen.com>
4526 * optabs.c (expand_copysign_absneg): Make static.
4527 * optabs.h (expand_copysign_absneg): Delete prototype.
4528 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4530 2005-03-16 Richard Henderson <rth@redhat.com>
4533 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4534 (alias_pairs): Rename from output_defs.
4535 (find_decl_and_mark_needed): Split out from assemble_alias.
4536 (do_assemble_alias): New.
4537 (assemble_output_def): Remove.
4538 (finish_aliases_1, finish_aliases_2): New.
4539 (process_pending_assemble_output_defs): Remove.
4540 (assemble_alias): Defer aliases for which we don't yet have a
4541 non-external decl for the target symbol.
4542 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4543 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4544 * toplev.c (compile_file): Use finish_aliases_2 instead of
4545 process_pending_assemble_output_defs.
4546 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4547 (process_pending_assemble_output_defs): Remove.
4549 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4551 Fix PR tree-optimization/20489
4553 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4554 for empty structures.
4556 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4558 Fix PR tree-optimization/20490
4560 * tree-ssa-pre.c (create_expression_by_pieces): Use
4561 force_gimple_operand on result of fold.
4563 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4565 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4566 of closing parenthesis.
4568 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4570 * builtins.c (expand_movstr): Update a call to
4571 fold_builtin_strcpy.
4572 (expand_builtin_strncpy): Update a call to
4573 fold_builtin_strncpy.
4574 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4575 arguments of CALL_EXPR.
4576 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4577 fold_builtin_strncpy.
4578 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4579 * tree.h: Update the prototypes of fold_builtin_strcpy and
4580 fold_builtin_strncpy.
4582 2005-03-16 Steven Bosscher <stevenb@suse.de>
4583 Dorit Naishlos <dorit@il.ibm.com>
4585 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4586 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4589 2005-03-16 Steven Bosscher <stevenb@suse.de>
4591 * tree-inline.c (walk_type_fields, walk_tree,
4592 walk_tree_without_duplicates): Move from here...
4593 * tree.c: ...to here.
4595 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4597 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4598 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4599 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4600 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4601 (version): Define using $(BASEVER_c).
4602 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4604 (version.o): Depend on version files; add custom generation command.
4605 (prefix.o): Define BASEVER on command line.
4606 (s-iov): Depend on version files; adjust command.
4607 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4609 (gcc-vers.texi): New rule.
4610 (doc/%.info, doc/%.dvi): Add -I . to command line.
4611 (doc/gccinstall.dvi): Likewise.
4612 (PACKAGE): Delete. All uses replaced with "gcc".
4613 * aclocal.m4: Do not include gcc-version.m4.
4614 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4615 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4616 Set is_release based on contents of DEV-PHASE.
4617 Set gcc_version based on contents of BASE-VER.
4618 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4619 * config.in, configure: Regenerate.
4620 * gccbug.in: Determine version of GCC in use at runtime.
4621 * gcov-iov.c: Get version number and development phase from
4622 command line, not by including version.c.
4623 * intl.c: Replace all uses of PACKAGE with "gcc".
4624 * libada-mk.in: Delete unused "gcc_version" variable.
4625 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4626 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4627 commentary to match.
4628 (version_string): Put together from pieces.
4629 * config/alpha/x-vms: Do not use $(gcc_version).
4630 * config/i386/t-nwld: Likewise.
4631 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4632 version-GCC and DEVELOPMENT.
4634 2005-03-15 Roger Sayle <roger@eyesopen.com>
4636 PR tree-optimization/17454
4637 * tree.c (tree_size): Add case for TREE_BINFO.
4638 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4639 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4641 2005-03-15 Roger Sayle <roger@eyesopen.com>
4643 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4644 op1 whilst expanding the signed widenening multiply variant.
4646 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4648 * toplev.c (display_target_options): Avoid unused variable warning if
4649 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4650 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4651 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4652 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4653 (mips_isa_info): New variable.
4654 (mips_parse_cpu): Remove the first argument and leave the caller
4656 (TARGET_HANDLE_OPTION): Override default.
4657 (mips_handle_option): New function. Move option validation code from...
4658 (override_options): ...here. Update calls to mips_parse_cpu.
4659 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4660 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4661 (SUBTARGET_TARGET_OPTIONS): Delete.
4662 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4663 (mno-flush-func, mtune=): New options.
4665 2005-03-15 Roger Sayle <roger@eyesopen.com>
4666 Richard Henderson <rth@redhat.com>
4668 * real.c (c4x_single_format, c4x_extended_format): Provide values
4669 for signbit_ro for c4x's single and extended floating point formats.
4670 * optabs.c (expand_copysign): Use the floating point format's
4671 signbit_ro for expanding via expand_copysign_absneg, and it's
4672 signbit_rw field for expanding via expand_copysign_bit.
4674 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4676 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4677 known_alignment_for_access_p.
4678 (known_alignment_for_access_p): New.
4679 (do_peeling_for_alignment): Field made int instead of bool and renamed
4680 to peeling_for_alignment.
4681 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4682 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4683 functionality used to be in vect_analyze_operations.
4684 (vect_analyze_operations): Code to determine vectorization factor was
4685 moved to vect_determine_vectorization_factor.
4686 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4687 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4689 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4690 be part of vect_analyze_operations).
4691 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4692 creating the guard condition, as the number of iterations may be
4694 (slpeel_tree_peel_loop_to_edge): Use new name of
4695 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4696 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4697 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4698 (vect_do_peeling_for_alignment): Use fold.
4699 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4701 (vect_update_inits_of_dr): Renamed to
4702 vect_update_init_of_dr.
4703 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4704 (vectorizable_store): Fix assertion to use == instead of =.
4706 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4708 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4709 call_used_regs for wCG registers.
4711 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4713 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4714 for non-offsettable memory references to cope with outstanding reload
4715 replacements, take 2.
4717 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4720 * config/i386/i386.h (x86_fisttp): New.
4721 (TARGET_FISTTP): New macro.
4722 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4723 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4724 instruction when fisttp flag is set.
4725 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4727 * config/i386/i386.md (type attribute): Add fisttp.
4728 (unit attribute): Set to i387 for fisttp type.
4729 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4730 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4732 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4733 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4735 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4736 patterns for TARGET_FISTTP. Enable patterns for
4737 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4738 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4739 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4740 implement fisttp x87 insn.
4741 (fix_trunc*_i387_fisttp splitters): New patterns.
4742 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4743 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4744 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4746 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4747 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4748 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4749 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4750 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4751 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4752 Disable patterns for TARGET_FISTTP.
4753 (fix_trunc*_i387 splitters): Implement usign mode macros.
4754 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4755 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4756 (fix_trunx*_sse peephole2s): Implement using mode macros.
4758 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4760 PR rtl-optimization/20291
4761 * combine.c (try_combine): If splitting fails, re-try with
4762 original combined pattern, i.e. before clobber stripping.
4764 2005-03-14 Eric Christopher <echristo@redhat.com>
4766 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4767 STACK_GROWS_DOWNWARD.
4769 2005-03-14 Roger Sayle <roger@eyesopen.com>
4771 * real.h (struct real_format): Split the signbit field into two
4772 two fields, signbit_ro and signbit_rw.
4773 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4774 mips_double_format, ieee_extended_motorola_format,
4775 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4776 ieee_extended_intel_128_format, ibm_extended_format,
4777 mips_extended_format, ieee_quad_format, mips_quad_format,
4778 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4779 i370_double_format, c4x_single_format, c4x_extended_format,
4780 real_internal_format): Update initializers for new field.
4781 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4782 real_format structure.
4783 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4784 field of the real_format structure.
4786 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4788 Fix PR tree-optimization/20458
4790 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4791 DECL_EXTERNAL on STRUCT_FIELD tags.
4792 (clear_call_clobbered): Ditto.
4793 * tree-ssa-operands.c (note_addressable): Make sure the original
4794 variable doesn't slip into the addressable list if we have
4796 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4799 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4801 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4802 (-fwide-exec-charset): Likewise.
4803 (-finput-charset): Likewise.
4804 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4805 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4806 * c.opt (Wnormalized): New.
4808 2005-03-14 Devang Patel <dpatel@apple.com>
4810 * doc/invoke.texi: Add reference to Visibility document.
4812 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4814 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4815 MASK_SPLIT_ADDRESSES.
4816 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4817 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4818 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4819 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4820 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4821 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4822 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4823 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4824 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4825 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4826 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4827 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4828 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4829 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4830 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4831 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4832 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4833 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4834 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4835 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4836 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4837 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4838 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4839 (TARGET_EXPLICIT_RELOCS): Delete.
4840 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4841 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4842 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4843 (override_options): Set MASK_LONG64 if -mint64 is given and no
4844 -mlongXX option is. Complain about -mint64 -mlong32.
4845 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4846 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4847 * config/mips/mips.opt: New file.
4849 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4851 * config.gcc (extra_options): New variable for listing option files.
4852 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4853 * configure.ac (extra_opt_files): New AC_SUBST variable.
4854 (tm_file_list, tm_include_list): Include options.h first.
4855 * configure: Regenerate.
4856 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4857 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4858 (s-options-h): New rule.
4859 (options.h): Depend on it.
4860 (TEXI_GCCINT_FILES): Add options.texi.
4861 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4862 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4863 * target.h (gcc_target): Add default_target_flags and handle_option.
4864 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4865 (TARGET_HANDLE_OPTION): New macros.
4866 (TARGET_INITIALIZER): Include them.
4867 * opt-functions.awk (opt_args, nth_arg): New functions.
4868 (switch_flags): Handle the "Target" flag.
4870 (var_name): Use opt_args and nth_arg.
4871 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4872 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4873 macros for the "Mask" and "InverseMask" options.
4874 * opts.h (cl_var_cond): New enum.
4875 (cl_option): Replace the "has_set_value" and "set_value" fields with
4876 "var_cond" and "var_value".
4877 (CL_TARGET): New macro.
4878 (option_enabled, print_filtered_help): Declare.
4879 (decode_options): Move definition.
4880 * opts.c (handle_option): Search for the original option before
4881 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4882 var_cond and var_value fields. Use targetm.handle_option to handle
4884 (decode_options): Set target_flags to targetm.default_target_flags.
4885 (print_filtered_help): Make global. Handle CL_TARGET.
4886 (option_enabled): New function.
4887 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4888 (display_target_options, set_target_switch, print_switch_values)
4889 (default_pch_valid_p): Guard uses of target_switches with
4890 #ifdef TARGET_SWITCHES. Also...
4891 (display_target_options): Display the CL_TARGET entries in cl_options.
4892 (set_target_option): Don't complain about the "" option when
4893 TARGET_SWITCHES is undefined.
4894 (print_switch_values): Use option_enabled.
4895 (default_pch_valid_p): Check cl_options[] when looking for something
4896 that has changed the value of target_flags.
4897 * c.opt: Remove documentation from top of file.
4898 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4899 * doc/sourecebuild.texi: Refer to the new options documentation
4900 instead of c.opt. Document machine-specific .opt files.
4901 * doc/tm.texi (target_flags): Say that this variable is declared
4903 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4904 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4906 * doc/options.texi: New file.
4908 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4911 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4914 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4917 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4918 temporary variable of pointer type if an lvalues is required.
4919 (gimplify_modify_expr_rhs): Request an rvalue from it.
4920 (gimplify_expr): Pass fallback on.
4922 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4924 * cfgbuild.c: Update comments.
4926 2005-03-14 Roger Sayle <roger@eyesopen.com>
4928 PR rtl-optimization/17236
4929 * optabs.c (expand_doubleword_mult): New helper function split out
4930 from expand_binop. Permute the order in which instructions are
4931 emitted to minimize the number of simultaneously live registers.
4932 (expand_binop): Call expand_doubleword_mult to synthesize a double
4933 word multiplication.
4935 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
4937 * basic-block.h: Update the prototypes of cached_make_edge and
4939 * cfg.c (cached_make_edge): Take edge_cache representing one
4940 row of the adjacency matrix of edges.
4941 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
4942 (make_edges): Initialize edge_cache to represent one row of
4943 the adjacency matrix of edges.
4945 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4947 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
4949 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
4950 Remove unused removed_phis variable.
4951 (conditional_replacement): Use build1/build2.
4952 (abs_replacement): Use last_and_only_stmt and build1/build2.
4954 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4956 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
4957 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
4958 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
4959 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
4960 * c-common.c (handle_novops_attribute): New function.
4961 (c_common_attribute_table): Add "no vops" entry.
4962 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
4963 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
4964 * tree-ssa-operands.c (get_call_expr_operands): Do not
4965 create virtual operands for calls with ECF_NOVOPS flag.
4966 * tree.h (DECL_IS_NOVOPS): New macro.
4967 (struct tree_decl): Add novops_flag.
4968 (ECF_NOVOPS): New constant.
4970 2005-03-14 Uros Bizjak <uros@kss-loka.si>
4973 * config/i386/i386.c (x86_use_himode_fiop): New.
4974 (x86_use_simode_fiop): Rename from x86_use_fiop.
4975 * config/i386/i386.h (x86_use_himode_fiop): Declare.
4976 (TARGET_USE_HIMODE_FIOP): New.
4977 (x86_use_simode_fiop): Rename from x86_use_fiop.
4978 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
4980 * config/i386/i386.md (X87MODEI12): New mode macro define.
4981 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
4982 to implement x87 FP compare with HImode input operands.
4983 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
4984 Use X87MODEI12 mode macro to handle HImode input operands.
4985 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
4986 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
4987 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
4988 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
4989 macro to implement x87 operators with HImode input operands.
4990 (fop splitters): Use X87MODEI12 mode macro to handle HImode
4993 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
4995 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
4997 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
4998 constants invariant.
5000 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5002 * basic-block.h (BB_VISITED): Removed.
5003 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5005 2005-03-14 Falk Hueffner <falk@debian.org>
5008 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5010 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5012 * ggc-zone.c: Fix comment typos.
5014 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5015 stringpool.c, config/mips/mips-protos.h: Update copyright.
5017 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5019 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5020 throughout with its typedef, "rtx".
5021 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5022 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5023 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5024 regs in comment to match code.
5026 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5028 * except.c (check_handled): Make it static.
5029 * except.h: Remove the corresponding prototype.
5031 * function.c (get_func_frame_size): Make it static.
5032 * function.h: Remove the corresponding type.
5034 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5036 * hard-reg-set.h: Remove the corresponding declarations.
5038 * tree-cfg.c (verify_stmts): Check that
5039 bb_for_stmt (stmt) == bb for every PHI node and statement.
5041 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5043 * config.gcc: Remove excess indentation.
5044 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5046 2005-03-13 Roger Sayle <roger@eyesopen.com>
5049 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5050 * fold-const.c (fold_sign_changed_comparison): Likewise.
5051 (fold_binary): Optimize comparisons against widened operands if
5052 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5054 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5056 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5057 (sparc_override_options): Initialize it.
5058 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5060 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5062 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5063 (reg_or_none500mem_operand): New predicate.
5064 (zero_reg_mem_operand): New predicate.
5065 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5066 to reg_or_none500mem_operand.
5067 (extendsfdf2_fpr): Add MEM alternative.
5068 (extenddftf2_internal): Change operand2 predicate to
5069 zero_reg_mem_operand.
5071 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5073 * ggc-zone.c: Rewritten.
5075 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5077 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5078 * config.in: Regenerated.
5079 * configure: Regenerated.
5080 * gengtype.c (write_types_process_field, write_func_for_structure):
5081 Pass new argument to gt_pch_note_object.
5082 * ggc-common.c (struct ptr_data): Add TYPE.
5083 (gt_pch_note_object): Take TYPE argument and save it.
5084 (call_count): Update call to ggc_pch_count_object.
5085 (call_alloc): Update call to ggc_pch_alloc_object.
5086 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5088 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5089 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5090 (ggc_alloc_zone_stat): Delete.
5091 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5092 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5093 (ggc_pch_alloc_object): Update prototypes.
5094 (garbage_zone): Delete.
5095 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5096 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5098 (tree_id_zone): New variable.
5099 (ggc_alloc_cleared_zone): Remove unused.
5100 (ggc_alloc_zone): Define.
5101 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5102 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5103 ggc_alloc_zone_stat.
5104 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5105 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5106 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5107 (make_node_stat): Likewise. Use tree_id_zone.
5109 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5110 Joseph S. Myers <joseph@codesourcery.com>
5112 * configure.ac: Check for MIPS TLS.
5113 * configure: Regenerated.
5114 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5115 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5116 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5117 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5118 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5119 (mips_classify_symbol, mips_symbolic_constant_p)
5120 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5121 (mips_tls_operand_p, mips_call_tls_get_addr)
5122 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5123 (mips_tls_symbol_ref_1): New functions.
5124 (mips_legitimize_address, mips_legitimize_const_move): Call
5125 mips_legitimize_tls_address.
5126 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5128 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5129 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5130 (mips_char_to_class): Document V1_REG.
5131 (HAVE_AS_TLS): Provide default.
5132 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5134 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5136 (tls_get_tp_<mode>): New instruction.
5138 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5140 * configure.ac: Update checks for target tools.
5141 * configure: Regenerated.
5143 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5145 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5147 2005-03-13 Roger Sayle <roger@eyesopen.com>
5149 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5150 more classes of DImode multiplication by constant. Allow both
5151 multiplication by small negative constants (by performing a
5152 multiplication by a positive constant and negating the result) and
5153 multiplications by large powers of two, by using a left shift.
5155 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5157 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5158 of basic blocks into work_stack.
5160 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5161 config/mips/vr.h: Update copyright.
5163 * c-decl.c (c_init_decl_processing): Remove useless calls to
5164 build_function_type.
5166 * builtins.c (fold_trunc_transparent_mathfn,
5167 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5168 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5169 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5170 fold_builtin_strcpy, fold_builtin_strncpy,
5171 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5174 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5177 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5178 variable determinant.
5180 * tree-cfg.c (group_case_labels): Remove local variable type.
5182 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5185 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5188 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5191 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5192 (*movmemqi_insn): Delete.
5193 (*movmemhi): Delete.
5195 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5197 * builtins.c (fold_builtin_classify): Take decomposed
5198 arguments of CALL_EXPR.
5199 (fold_builtin_1): Update a call to fold_builtin_classify.
5201 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5204 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5205 through into call to parser_xref_tag after parse error.
5206 (c_parser_struct_declaration): Consistently return NULL_TREE on
5209 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5211 * tree-flow-inline.h (ref_contains_array_ref): New function.
5212 (lookup_subvars_for_var): Ditto.
5213 (get_subvars_for_var): Ditto.
5214 (var_can_have_subvars): Ditto.
5216 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5217 (struct subvar): New type.
5219 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5221 * tree-optimize.c (init_tree_optimization_passes): Call
5222 pass_create_structure_vars.
5224 * tree-ssa-alias.c: Include vec.h.
5225 (init_alias_info): Don't auto-clear call clobbered on struct-field
5227 (compute_flow_insensitive_aliasing): Handle subvars.
5228 (group_aliases): Handle STRUCT_FIELD aliases.
5229 (setup_pointers_and_addressables): Ditto.
5230 Don't mark variables non-addressable if they still have
5231 addressable subvars.
5232 Also mark subvars addressable when the real variable is marked
5234 (add_pointed_to_var): Try to prune the pointed-to set by only
5235 pointing to subvars when possible.
5236 Otherwise, make sure we set addresses_needed and pt_vars to
5237 properly include subvars.
5238 (bitpos_of_field): New function.
5239 (push_fields_onto_fieldstack): Ditto.
5240 (get_or_create_used_part_for): Ditto.
5241 (create_overlap_variables_for): Ditto.
5242 (find_used_portions): Ditto.
5243 (create_structure_vars): Ditto.
5244 (pass_create_structure_vars): New structure.
5246 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5247 (get_expr_operands): Handle subvars. Also try to turn
5248 COMPONENT_REF accesses into must-defs now that we can accurately
5250 (note_addressable): Try to only mark as addressable those subvars
5251 we know a COMPONENT_REF touches.
5252 (overlap_subvar): New function.
5254 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5255 Handle subvar storing.
5256 (vect_address_analysis): Update caller of vect_object_analysis.
5258 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5260 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5261 (STMT_VINFO_SUBVARS): New macro.
5263 * common.opts: add flag_tree_salias.
5265 * opts.c (decode_options): flag_tree_salias defaults to on.
5267 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5269 * doc/tree-ssa.texi: Document structural alias analysis.
5271 2005-03-12 Steven Bosscher <stevenb@suse.de>
5273 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5274 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5275 * tree-ssa-operands.c (get_expr_operands): Likewise.
5276 (get_expr_operands): Likewise for ERROR_MARK.
5278 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5280 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5283 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5286 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5287 (mark_operand_necessary): Remove local variable ver.
5289 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5290 variable prefix_len.
5292 * value-prof.c (mod_subtract_transform): Remove local variable
5295 * builtins.c (fold_builtin_exponent): Take decomposed
5296 arguments of CALL_EXPR.
5297 (fold_builtin_1): Update a call to fold_builtin_exponent.
5299 * builtins.c (fold_builtin_logarithm): Take decomposed
5300 arguments of CALL_EXPR.
5301 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5303 * c-decl.c (c_init_decl_processing): Remove local variables
5304 ptr_ftype_void and ptr_ftype_ptr.
5306 * gimplify.c (gimplify_expr): Remove local variables r0 and
5309 * reg-stack.c (move_for_stack_reg): Remove local variable
5311 (compare_for_stack_reg): Remove local variable flags_user.
5312 (convert_regs_1): Remove local variable deleted.
5314 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5316 (combine_blocks): Remove local variables exits and new_e.
5318 * tree-inline.c (expand_call_inline): Remove local variable
5321 * tree-ssa-live.c (create_ssa_var_map,
5322 calculate_live_on_entry): Remove local variable snn.
5324 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5326 * c-lex.c (c_lex_with_flags): Add parameter to call to
5329 2005-03-11 Per Bothner <per@bothner.com>
5331 * c-tree.h (struct c_declarator): New id_loc field.
5332 * c-pragma.h (c_lex_with_flags): Take position reference.
5333 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5334 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5335 (c_lex): Pass dummy location to c_lex_with_flags.
5336 * c-parser.c (c_lex_one_token): Set c_token's location using
5337 c_lex_with_flags, instead of input_location, which might be "ahead".
5338 (c_parser_direct_declarator): Set declarator's id_loc from
5340 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5341 declarator's id_loc, rather than probably-imprecise input_location.
5342 (build_id_declarator): Initialize c_declarator's id_loc field.
5344 2005-03-11 Roger Sayle <roger@eyesopen.com>
5347 * builtins.c (expand_builtin_signbit): Force the signbit's word
5348 into an integer register to avoid SUBREGs of floating point modes.
5350 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5352 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5353 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5354 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5355 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5357 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5359 PR rtl-optimization/20306
5360 * expr.c (emit_move_complex): Set try_int false if mode is
5361 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5362 emit_block_move if try_int is true.
5364 2005-03-11 Richard Henderson <rth@redhat.com>
5367 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5368 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5371 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5373 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5374 (TARGET_FIX_VR4130): New macro.
5375 (TARGET_OPTIONS): Add -mfix-vr4130.
5376 (ISA_HAS_MACCHI): New macro.
5377 (ASM_SPEC): Add -mfix-vr4130.
5378 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5379 (override_options): Handle mips_fix_vr4130_string.
5380 (mips_avoid_hazards): Clear all_noreorder_p
5381 if we're working around VR4130 errata and the macc alternatives
5383 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5384 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5385 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5386 (MULTILIB_DEFAULTS): Remove leading "march=".
5387 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5388 if no architecture option is given.
5389 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5391 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5392 * doc/invoke.texi: Document -mfix-vr4130.
5394 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5396 * config/mips/mips.c (override_options): Only warn about -mint64
5397 deprecation if TARGET_INT64.
5399 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5401 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5402 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5403 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5404 are non-specific regarding the nonnull parameter positions.
5405 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5406 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5407 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5408 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5410 * builtins.def: Use the non-specific "nonnull" attibute lists.
5412 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5414 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5415 single_pred_edge, single_succ, single_pred): Improve comments.
5417 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5419 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5420 single_pred_edge, single_succ, single_pred): New inline functions.
5421 * bb-reorder.c (rotate_loop, find_traces_1_round,
5422 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5423 duplicate_computed_gotos): Use the single_succ/pred functions.
5424 * cfganal.c (forwarder_block_p): Ditto.
5425 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5426 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5427 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5428 merge_seq_blocks): Ditto.
5429 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5430 * cfglayout.c (fixup_reorder_chain): Ditto.
5431 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5432 canonicalize_loop_headers, verify_loop_structure): Ditto.
5433 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5434 mfb_update_loops, create_preheader, force_single_succ_latches,
5435 create_loop_notes): Ditto.
5436 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5437 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5438 commit_one_edge_insertion, purge_dead_edges,
5439 cfg_layout_can_merge_blocks_p): Ditto.
5440 * except.c (sjlj_emit_function_enter): Ditto.
5441 * flow.c (init_propagate_block_info): Ditto.
5442 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5443 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5444 insert_insn_end_bb): Ditto.
5445 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5446 find_if_case_2): Ditto.
5447 * lambda-code.c (perfect_nestify): Ditto.
5448 * lcm.c (optimize_mode_switching): Ditto.
5449 * loop-doloop.c (doloop_modify): Ditto.
5450 * loop-init.c (loop_optimizer_init): Ditto.
5451 * loop-iv.c (simplify_using_initial_values): Ditto.
5452 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5453 * loop-unswitch.c (unswitch_loop): Ditto.
5454 * modulo-sched.c (generate_prolog_epilog): Ditto.
5455 * predict.c (combine_predictions_for_insn, estimate_probability,
5456 tree_estimate_probability, last_basic_block_p,
5457 estimate_bb_frequencies): Ditto.
5458 * profile.c (branch_prob): Ditto.
5459 * regrename.c (copyprop_hardreg_forward): Ditto.
5460 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5461 * tracer.c (layout_superblocks): Ditto.
5462 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5463 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5464 cleanup_control_expr_graph, disband_implicit_edges,
5465 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5466 tree_verify_flow_info, tree_make_forwarder_block,
5467 tree_forwarder_block_p, remove_forwarder_block,
5468 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5469 * tree-if-conv.c (tree_if_conversion): Ditto.
5470 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5471 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5472 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5473 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5474 copy_loop_headers): Ditto.
5475 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5476 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5477 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5478 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5479 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5480 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5481 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5482 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5483 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5484 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5485 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5486 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5487 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5488 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5489 slpeel_add_loop_guard): Ditto.
5491 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5493 PR tree-optimization/15784
5494 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5497 * stmt.c (expand_case): Don't change index_type. Convert minval
5500 PR tree-optimization/20130
5501 * fold-const.c (fold): Fold x * -1 into -x.
5503 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5505 PR rtl-optimization/20331
5506 * rtlanal.c (modified_between_p): Check its address first for MEM.
5507 (modified_in_p): Likewise.
5509 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5511 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5513 2005-03-10 Steven Bosscher <stevenb@suse.de>
5515 * expr.c (expand_expr_real_1): If possible, use a conditional
5516 move for expanding MIN_EXPR and MAX_EXPR.
5517 Use temp for moving around rtx-en.
5519 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5522 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5525 2005-03-10 Roger Sayle <roger@eyesopen.com>
5527 * builtins.c (expand_builtin_signbit): Extend to handle floating
5528 point modes wider than the largest integer type, using the
5529 operand_subword_force function to obtain the signbit's word.
5531 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5534 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5535 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5537 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5539 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5541 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5543 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5545 (perform_edge_inserts): Unconditionally call
5546 free_dominator_info.
5548 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5550 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5552 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5554 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5556 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5558 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5560 (rtl_register_value_prof_hooks,
5561 tree_value_profile_transformations,
5562 tree_register_value_prof_hooks): Likewise.
5563 * var-tracking.c (stack_adjust_offset_pre_post,
5564 variable_htab_free, variable_union, dataflow_set_different_2,
5565 count_uses, variable_was_changed, set_frame_base_location,
5566 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5567 vt_add_function_parameters): Likewise.
5568 * varasm.c (named_section_real, named_section, make_decl_rtl,
5569 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5570 const_hash_1, compare_constant, copy_constant, force_const_mem,
5571 output_constant_pool_2, output_constant_pool_1, output_constant,
5572 output_constructor, make_decl_one_only, decl_tls_model,
5573 default_no_named_section, default_elf_select_section_1,
5574 default_unique_section_1): Likewise.
5575 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5576 * vmsdbgout.c (addr_const_to_string): Likewise.
5579 * function.c (struct assign_parm_data_one): Remove last_named
5581 (assign_parm_find_data_types): Don't determine last_named.
5582 Reorder named_parm determination.
5583 (assign_parms): Only setup varargs on the last non-varadic
5586 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5588 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5589 sda base address on medium model.
5591 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5593 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5594 * cfgloop.c (flow_loop_nodes_find): Export.
5595 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5597 * cfgloopmanip.c (fix_loop_structure): New function.
5598 * predict.c (predict_loops): Clean up the loops information.
5599 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5600 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5602 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5603 (rewrite_into_loop_closed_ssa): Declaration changed.
5604 * tree-loop-linear.c (linear_transform_loops): Add argument to
5605 rewrite_into_loop_closed_ssa call.
5606 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5607 * tree-ssa-loop-im.c (move_computations): Ditto.
5608 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5609 * tree-vectorizer.c (vectorize_loops): Ditto.
5610 * tree-optimize.c: Include cfgloop.h.
5611 (execute_todo): Choose whether to call cleanup_tree_cfg or
5612 cleanup_tree_cfg_loop.
5613 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5614 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5615 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5616 cleanup_tree_cfg_loop call.
5617 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5618 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5619 work on part of cfg.
5621 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5624 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5625 with multiple alternatives.
5627 * stmt.c (parse_output_constraint): Fix a typo.
5629 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5631 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5632 assembly directive instead of deprecated "no-generics".
5634 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5636 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5637 for non-offsettable memory references to cope with outstanding reload
5639 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5640 avoid losing outstanding address reloads.
5641 ("reload_outdi", "reload_outdf"): Likewise.
5643 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5645 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5646 code. Add more cbrt transformations.
5648 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5650 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5652 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5654 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5655 NULL_TREE when a given tree is not simplified.
5656 (fold): Return the original tree when any of the functions
5657 mentioned above NULL_TREE.
5659 * fold-const.c (fold_unary, fold_binary): Take decomposed
5660 arguments, code, type, op0, and op1 in case of fold_binary.
5661 (fold): Update calls to fold_unary and fold_binary.
5663 2005-03-09 Roger Sayle <roger@eyesopen.com>
5665 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5666 a fndecl and an arglist instead of a CALL_EXPR, exp.
5668 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5670 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5672 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5674 * expr.c (expand_assignment): Remove orig_to_rtx.
5676 * fold-const.c (int_const_binop): Remove no_overflow.
5678 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5680 * loop-iv.c (get_biv_step_1): Remove lhs.
5682 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5684 * real.c (real_nan): Remove neg.
5686 * function.c (thread_prologue_and_epilogue_insns): Remove i
5689 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5692 * tree-eh.c (tree_could_trap_p): Remove idx.
5694 * tree-into-ssa.c (ann): Remove ann.
5696 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5698 * tree-sra.c (decide_block_copy): Remove inst_count.
5700 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5702 * tree-ssa-loop-im.c (lhs): Remove.
5704 * cfgbuild.c (state, STATE, SET_STATE,
5705 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5707 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5708 (find_basic_blocks): Set the state of each basic block to
5711 2005-03-08 Jeff Law <law@redhat.com>
5713 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5714 goto results in the removal of edges in the CFG, then we need
5715 to recompute dominators.
5717 2005-03-09 Ben Elliston <bje@au.ibm.com>
5719 * c-common.c (c_do_switch_warnings): Comment fix.
5721 2005-03-08 Julian Brown <julian@codesourcery.com>
5723 * Patch from 2005-03-08 reverted for causing regressions and
5724 ppc-darwin bootstrap failure.
5726 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5728 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5729 Define the real function for ppc-darwin.
5730 * c-typeck.c (convert_arguments): Check for target-specific
5731 invalid argument call to unprototyped function.
5732 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5734 * target.h (invalid_arg_for_unprototyped_fn): New field
5736 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5737 default target hook.
5738 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5741 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5743 * c-typeck.c (constructor_stack, constructor_range_stack,
5744 initializer_stack): Make them static.
5746 * cfg.c (rbi_pool): Make it static.
5748 * gimple-low.c (lower_stmt_body): Make it static.
5749 * tree-flow.h: Remove the corresponding prototype. Don't
5752 * sched-deps.c (cache_size): Make it static.
5754 * stor-layout.c (lang_adjust_rli): Make it static.
5756 2005-03-08 Julian Brown <julian@codesourcery.com>
5758 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5759 from being used for symbols with vague linkage when
5760 HAVE_GAS_COMDAT_GROUP is true.
5762 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5764 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5765 nlabel == JUMP_LABEL (jump).
5767 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5769 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5770 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5771 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5772 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5774 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5777 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5778 * c-common.c (handle_returns_twice): New function.
5779 (c_common_attribute_table): Declare eturns_twice' attribute.
5780 * doc/extend.texi: Document eturns_twice' attribute.
5781 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5782 (struct tree_decl): Add returns_twice_flag.
5784 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5786 * tree-ssa-phiopt.c: Fix a comment typo.
5788 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5789 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5790 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5793 2005-03-08 Richard Henderson <rth@redhat.com>
5795 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5796 builtin codes with ctzdi2, clzdi2, popcountdi2.
5797 (struct alpha_builtin_def): Add is_const.
5798 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5799 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5800 (alpha_init_builtins): Init them. Set nothrow and const attributes
5802 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5803 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5804 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5805 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5806 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5807 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5808 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5809 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5810 (TARGET_FOLD_BUILTIN): New.
5811 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5812 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5814 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5816 2005-03-08 Ira Rosen <irar@il.ibm.com>
5818 PR tree-optimization/20122
5819 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5820 condition of access function instead of base.
5822 2005-03-07 Jeff Law <law@redhat.com>
5823 Steven Bosscher <stevenb@suse.de>
5825 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5826 (find_taken_edge): Call find_taken_edge_computed_goto as
5827 appropriate. Allow any gimple invariant rather than just
5828 INTEGER_CST for VAL.
5829 (cleanup_control_flow): Cleanup a computed goto which has turned
5831 (tree_merge_blocks): If block B has any forced labels, move
5832 them to the start of block A.
5833 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5834 computed gotos as well.
5835 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5836 removal of unnecessary computed gotos too.
5837 (lookup_redirection_data): Fix type of INSERT argument. Callers
5840 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5842 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5843 Remove trailing spaces.
5845 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5846 unshare_all_trees): Make them static.
5847 * tree-gimple.h: Remove the corresponding prototypes.
5849 * diagnostic.h: Remove unused prototype
5850 debug_output_buffer.
5851 * modulo-sched.c: Remove unused prototype
5852 set_row_column_for_ps.
5854 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5855 replace_phi_edge_with_variable): Remove unused variable i.
5857 2005-03-07 Per Bothner <per@bothner.com>
5859 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5861 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5864 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5865 bbs on the COND_EXPR instead of the PHI_NODEs.
5866 (candidate_bb_for_phi_optimization): Remove.
5867 (replace_phi_with_stmt): Rename to ...
5868 (replace_phi_edge_with_variable): this and change so that we
5869 replace the phi argument instead of removing the PHI.
5870 (conditional_replacement): Change so we deal with PHI with more
5872 (value_replacement): Likewise.
5873 (abs_replacement): Likewise.
5875 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5877 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5878 output_e500_flip_gt_bit.
5880 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5882 (rs6000_generate_compare): Fix logic to look at the correct bits.
5883 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5885 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5886 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5887 gen_move_from_CR_gt_bit.
5889 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5890 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5891 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5893 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5894 (E500_CR_IOR_COMPARE): New constant.
5896 2005-03-08 Earl Chew <earl_chew@agilent.com>
5897 David Billinghurst <David.Billinghurst@riotinto.com>
5899 * config/i386/host-cygwin.c: New file to support precompiled
5901 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5902 * config.host: Use above files for cygwin host.
5904 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5906 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5907 ordering ops from earlier change.
5909 2005-03-07 Per Bothner <per@bothner.com>
5911 Various fixes to allow us to again build if --enable-mapped-location:
5912 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5913 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5914 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5915 local variable loc. Change logic appropriately.
5916 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5917 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5918 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5919 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5920 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
5922 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
5924 PR rtl-optimization/19683
5925 * reload1.c (choose_reload_regs): Pass the number of bits, not the
5926 number of bytes, to smallest_int_for_mode. Fix arguments to
5927 REG_CANNOT_CHANGE_MODE_P.
5929 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
5931 * reorg.c (relax_delay_slots): Check that the jump is
5932 conditional before trying to invert it.
5934 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5936 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
5939 * calls (stack_arg_under_construction): Make it static.
5941 * flow.c (regs_live_at_setjmp): Make it static.
5942 * flow.h: Remove the corresponding prototype.
5944 * reload1.c (reload_startobj, reload_firstobj,
5945 something_needs_operands_changed, reload_inherited,
5946 reload_inheritance_insn, reload_override_in,
5947 reload_spill_index): Make them static.
5949 * recog.c (verify_changes): Make it static.
5950 * recog.h: Remove the corresponding prototype.
5952 * cfgbuild.c (find_sub_basic_blocks): Remove.
5953 * basic-block.h: Remove the corresponding prototype.
5954 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
5956 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
5958 * tree-ssa-operands.c (check_build_stmt): Remove.
5960 * stor-layout.c (set_alignment): Remove.
5961 * tree.h: Remove the corresponding prototype.
5963 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
5965 * tree-ssa-dce.c (control_dependence_map,
5966 visited_control_parents): Make them static.
5968 * cfghooks.c (verify_flow_info): Remove local variable
5971 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
5974 * loop-unswitch.c (unswitch_loop): Remove local variable src.
5976 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
5978 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
5980 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
5982 * config/ia64/hpux.h (LINK_SPEC): Add -z.
5983 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
5984 PARALLEL for an empty structure.
5986 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
5988 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
5990 * fold-const.c (fold_binary): Unroll the very first "for"
5993 2005-03-06 David Edelsohn <edelsohn@gnu.org>
5995 * config/rs6000/predicates.md (branch_comparison_operator): Remove
5996 redundant match_code test.
5997 (scc_comparison_operator): Swap match_operand and match_code
5999 (branch_positive_comparison_operator): Same.
6000 (trap_comparison_operator): Use comparison_operator and swap with
6003 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6006 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6007 (out_movhi_r_mr): Read low byte of volatile MEM first.
6008 (out_movhi_mr_r): Write high byte of volatile MEM first.
6010 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6012 * cselib.c (reg_values, reg_values_size): Make them static.
6014 * cse.c (cse_reg_info_table): Make it static.
6016 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6018 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6020 * cse.c (find_best_addr): Use canon_for_address.
6022 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6024 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6025 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6026 SUBREG and MEM, respectively.
6028 * fold-const.c (fold_binary): Use code instead of t.
6030 * fold-const.c (optimize_minmax_comparison): Take decomposed
6031 arguments code, type, op0, and op1 instead of t.
6032 (fold_binary): Update a call to optimize_minmax_comparison.
6034 * fold-const.c (fold_range_test): Take decomposed arguments
6035 code, type, op0, and op1 instead of t.
6036 (fold_binary): Update a call to fold_range_test.
6038 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6039 decomposed arguments code, type, op0, and op1 instead of t.
6040 (fold_binary): Update a call to fold_range_test.
6042 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6044 * fold-const.c (fold_binary): Avoid directly using the original
6045 expression t as much as possible.
6047 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6049 * c-semantics.c (build_stmt): Use TYPE_P instead of
6050 IS_NON_TYPE_CODE_CLASS.
6051 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6052 (NON_TYPE_CHECK): Use TYPE_P instead of
6053 IS_NON_TYPE_CODE_CLASS.
6055 * fold-const.c (fold): Remove handling of binary expressions.
6057 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6059 * doc/c-tree.texi: Wrap comments in @r{}.
6060 * doc/cpp.texi: Likewise.
6061 * doc/cppinternals.texi: Likewise.
6062 * doc/extend.texi: Likewise.
6063 * doc/md.texi: Likewise.
6064 * doc/objc.texi: Likewise.
6065 * doc/sourcebuild.texi: Likewise.
6066 * doc/tm.texi: Likewise.
6069 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6071 * predict.c (apply_return_prediction): Standardize PHI chain
6073 * tree-ssa.c (ssa_redirect_edge): Likewise.
6075 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6076 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6079 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6080 * tree-flow.h: Adjust the prototype for remove_phi_node.
6081 * lambda-code.c (perfect_nestify): Adjust a call to
6084 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6085 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6087 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6088 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6089 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6090 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6092 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6093 of GEN_INT (trunc_int_for_mode (...)).
6094 * loop-iv.c (iv_number_of_iterations): Likewise.
6095 * postreload.c (reload_cse_move2add): Likewise.
6096 * simplify-rtx.c (simplify_const_unary_operation,
6097 simplify_const_binary_operation): Likewise.
6098 * stor-layout.c (get_mode_bounds): Likewise.
6100 * fold-const.c (fold_binary): New.
6101 (fold): Call fold_binary on binary expressions.
6103 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6105 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6106 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6107 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6108 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6109 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6111 2005-03-04 Devang Patel <dpatel@apple.com>
6113 PR tree-optimization/18815
6114 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6115 loops with zero exit edges.
6117 2005-03-04 Devang Patel <dpatel@apple.com>
6119 * doc/invoke.texi: Remove reference to webpage that does not exist.
6121 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6122 Joseph S. Myers <joseph@codesourcery.com>
6125 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6126 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6127 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6128 * pa.c (get_plabel): Change argument to symbol_ref. Call
6129 maybe_get_identifier instead of get_identifier.
6130 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6131 (struct deferred_plabel): Replace name field with symbol field.
6132 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6133 ASM_OUTPUT_EXTERNAL_REAL is defined.
6134 (output_global_address): Use output_addr_const for output of all
6136 (output_deferred_plabels): Use symbol_ref instead of name for address
6138 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6139 ASM_OUTPUT_SYMBOL_REF): New macros.
6140 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6142 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6145 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6147 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6148 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6150 2005-03-04 Jeff Law <law@redhat.com>
6152 * basic-block.h (rediscover_loops_after_threading): Declare.
6153 * tree-ssa-dom.c: Include cfgloop.h.
6154 (tree_ssa_dominator_optimize): Discover loops and some basic
6155 properties. Remove forwarder blocks recreated by loop header
6156 canonicalization. Also mark backedges in the CFG.
6157 * tree-ssa-threadupdate.c: Include cfgloop.h
6158 (rediscover_loops_after_threading): Define.
6159 (struct local_info): New field, JUMP_THREADED.
6160 (prune_undesirable_thread_requests): New function.
6161 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6162 then record that fact for the callers of redirct_edges.
6163 (thread_block): If BB has incoming backedges, then call
6164 prune_undesirable_thraed_requests. Note when we are
6165 going to have to rediscover loop information. Return a
6166 boolean indicating if any jumps were threaded.
6167 (thread_through_all_blocks): Bubble up boolean indicating
6168 if any jumps were threaded.
6169 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6170 (tree-ssa-threadupdate.o): Similarly.
6172 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6174 * fold-const.c (fold_ternary): Unroll the "for" loop to
6177 2005-03-04 Andrew Haley <aph@redhat.com>
6179 * unwind-dw2-fde-glibc.c (struct
6180 unw_eh_callback_data.check_cache): New field.
6181 (frame_hdr_cache): New.
6182 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6183 Cache frame header info.
6185 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6187 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6188 (print_c_condition): Declare.
6189 * read-rtl.c (ptr_loc): New structure.
6190 (ptr_locs, ptr_loc_obstack, joined_conditions)
6191 (joined_conditions_obstack): New variables.
6192 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6193 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6194 (join_c_conditions, print_c_condition): New functions.
6195 (apply_macro_to_string): Associate the new string with the same
6196 source location as the old one.
6197 (add_condition_to_string): Use join_c_conditions.
6198 (read_string): Use set_rtx_ptr_loc to record a filename and line
6199 number for the string.
6200 (read_rtx): Initialize the new variables above.
6201 * genattrtab.c (write_test_expr, write_attr_value): Use
6203 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6204 comment above the GCC_VERSION check.
6205 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6206 Inline the definition of MAYBE_EVAL.
6207 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6208 * genoutput.c (process_template): Likewise.
6209 * genpreds.c (write_predicate_subfunction): Likewise.
6210 (write_predicate_expr): Use print_c_condition.
6211 * genrecog.c (write_cond): Likewise.
6212 * gensupport.c (process_rtx): Use join_c_conditions to join the
6213 conditions of a define_insn_and_split. Record a source location
6214 for the string after the "&&".
6215 (alter_test_for_insn): Use join_c_conditions.
6217 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6220 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6221 PR tree-optimization/15784
6222 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6225 2005-03-04 Ben Elliston <bje@au.ibm.com>
6227 * gcc.c (option_map): Add --coverage.
6228 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6229 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6230 * config/darwin.h: Pass -lgcov for `coverage'.
6231 * doc/invoke.texi (Debugging Options): Document --coverage.
6233 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6235 * gcse.c (bypass_block): Use find_edge wherever possible.
6237 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6241 * c-opts.c (c_common_parse_file): Call start_source_file
6242 and end_source_file at the approriate times.
6244 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6245 the main file, it will be done for us now.
6247 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6249 * fold-const.c (fold_ternary): New.
6250 (fold): Call fold_ternary on ternary expressions. Remove
6251 handling of ternary expressions.
6253 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6255 PR tree-optimization/15784
6256 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6259 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6261 * config/rs6000/predicates.md (branch_comparison_operator):
6262 Convert from C block to conditional format.
6264 2005-03-03 Jan Hubicka <jh@suse.cz>
6266 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6267 and non-constant public variables.
6269 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6271 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6274 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6277 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6278 calls to release_ssa_name and release_phi_node.
6280 * fold-const.c (fold): Remove handling of unary expressions.
6282 * fold-const.c (fold_unary): Avoid directly using the original
6283 expression t as much as possible.
6285 2005-03-03 Roger Sayle <roger@eyesopen.com>
6286 Andrew Pinski <pinskia@physics.uc.edu>
6288 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6289 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6291 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6293 Describe special registers SRP and MOF as allocatable registers.
6294 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6295 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6296 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6297 TARGET_HAS_MUL_INSNS.
6298 (cris_print_operand) <case 'd'>: New case.
6299 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6300 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6302 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6303 (REG_ALLOC_ORDER): Update for MOF.
6304 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6306 (GENERAL_REGS): No longer a define of ALL_REGS.
6307 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6308 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6310 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6311 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6312 (SECONDARY_RELOAD_CLASS): Define.
6313 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6314 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6315 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6316 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6317 (REGISTER_MOVE_COST): Define.
6318 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6319 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6320 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6321 (CRIS_MOF_REGNUM): New define_constants.
6322 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6324 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6326 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6327 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6328 Adjust for MOF being properly described as a register.
6329 (indir_to_reg_split): Name this split. Conditionalize on the
6330 destination register being a general register.
6331 (movei): Conditionalize on on operands 0 and 1 having the same
6334 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6337 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6338 -mcpu to override any other explicitly given flags.
6340 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6342 * recog.c (verify_changes, confirm_change_group): New functions,
6343 broken out of apply_change_group.
6344 (apply_change_group): Use them.
6345 * recog.h (verify_change, confirm_change_group): Declare.
6346 * rtl.h (redirect_jump_2): Declare.
6347 * jump.c (redirect_exp, invert_exp): Delete.
6348 (invert_exp_1): Take second parameter. Return value. Changed caller.
6349 (redirect_jump_2): New function, broken out of redirect_jump.
6350 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6351 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6352 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6354 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6356 * varasm.c (named_section): Use xstrdup rather than doing it by
6359 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6361 2005-03-02 Devang Patel <dpatel@apple.com>
6363 Undo PR tree-optimization/18815 fix.
6365 2005-03-02 Devang Patel <dpatel@apple.com>
6367 PR tree-optimization/18815
6368 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6369 loops with zero exit edges.
6371 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6373 * cfg.c (connect_src, connect_dest, disconnect_src,
6374 disconnct_dest): New.
6375 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6376 redirect_edge_pred): Use the new functions.
6378 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6379 free_dominance_info only when needed.
6381 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6384 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6385 (reg_or_sub_cint64_operand): Same.
6387 2005-03-02 Jeff Law <law@redhat.com>
6389 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6390 CFG_ALTERED in the main DOM iteration loop.
6392 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6395 * varasm.c (initializer_constant_valid_p): Allow conversions
6396 between OFFSET_TYPEs. Tidy.
6398 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6400 * config/cris/cris.md ("return"): Remove epilogue delay list
6403 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6405 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6407 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6409 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6411 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6412 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6413 config/m68k/m68k.c, config/mips/mips.h,
6414 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6415 doc/include/gcc-common.texi: Update copyright.
6417 PR middle-end/18029 and PR middle-end/18030
6418 * expr.c (optimize_bitfield_assignment_op): Add a special case
6419 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6421 * fold-const.c (fold_unary): New.
6422 (fold): Call fold_unary on unary expressions.
6424 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6426 * cgraph.h (struct cgraph_edge): Add prev_caller and
6428 (cgraph_node_remove_callees): Export.
6429 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6431 (cgraph_edge_remove_callee): New function.
6432 (cgraph_edge_remove_caller): Likewise.
6433 (cgraph_remove_edge): Use.
6434 (cgraph_redirect_edge_callee): Likewise.
6435 (cgraph_node_remove_callees): New function.
6436 (cgraph_node_remove_callers): Likewise.
6437 (cgraph_remove_node): Use.
6438 * tree-optimize.c (tree_rest_of_compilation): Use
6439 cgraph_node_remove_callees instead of manual loop.
6440 * cgraphunit.c (cgraph_finalize_function): Likewise.
6441 (cgraph_expand_function): Likewise.
6442 (cgraph_remove_unreachable_nodes): Likewise.
6444 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6447 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6449 * c-decl.c (undeclared_variable): Take location as argument.
6450 * c-typeck.c (build_external_ref): Likewise.
6451 * c-parser.c (c_parser_postfix_expression): Pass location of
6452 identifier to build_external_ref.
6454 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6456 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6457 CCEQ mode for branch_positive_comparison_operator test.
6458 * config/rs6000/predicates (branch_comparison_operator): Revert to
6460 (scc_comparison_operator): Same.
6461 (branch_positive_comparison_operator): Same.
6463 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6465 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6466 (cris_delay_slots_for_epilogue): Remove.
6467 (save_last): Move into cris_target_asm_function_epilogue.
6468 (cris_target_asm_function_epilogue): Remove tests for file being
6470 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6471 (cris_delay_slots_for_epilogue): Remove prototypes.
6472 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6473 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6475 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6477 * config/rs6000/predicates.md (branch_comparison_operator): Change
6478 to define_special_predicate.
6479 (scc_comparison_operator): Same.
6480 (branch_positive_comparison_operator): Same.
6482 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6484 * Makefile.in (tree-ssa-sink.o): New.
6485 (OBJS-common): Add tree-ssa-sink.o.
6486 * common.opt: Add -ftree-sink
6487 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6488 * timevar.def (TV_TREE_SINK): new timevar.
6489 * tree-flow.h (is_hidden_global_store): Prototype.
6490 * tree-optimize.c (init_tree_optimization_passes): Add
6492 * tree-pass.h (pass_sink_code): New.
6493 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6494 for non-obvious global store store to is_hidden_global_store, and
6495 call that new function.
6496 * tree-ssa-sink.c: New file.
6497 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6498 * doc/passes.texi: Document forward store motion.
6499 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6500 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6501 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6502 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6504 2005-03-01 Per Bothner <per@bothner.com>
6506 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6507 and we have a non-zero column-number, add it to the message.
6508 Also factor out the diagnostic_kind_text.
6510 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6512 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6513 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6514 flow_loop_scan): Removed.
6515 (flow_loop_dump): Do not dump removed fields.
6516 (flow_loop_free): Do not free removed fields.
6517 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6518 (loop_exit_edge_p): New function.
6519 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6520 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6521 num_exits, exits_doms.
6522 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6523 LOOP_EDGES, LOOP_ALL): Removed.
6524 (flow_loop_scan): Declaration removed.
6525 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6526 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6528 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6529 (if_convert): Call flow_loops_find and flow_loops_free
6530 when calling mark_loop_exit_edges.
6531 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6532 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6533 free_dominance_info calls.
6534 * loop-init.c (flow_loops_find): Ditto.
6535 * passes.c (rest_of_handle_branch_prob): Ditto.
6536 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6537 * loop-unroll.c (analyze_insns_in_loop): Do not use
6539 * predict.c (predict_loops): Do not call flow_loop_scan.
6540 Use get_loop_exit_edges.
6541 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6542 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6543 Do not use EDGE_LOOP_EXIT.
6544 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6545 to bb_with_exit_edge_p.
6546 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6547 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6548 to bb_with_exit_edge_p.
6549 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6551 * tree-loop-linear.c (linear_transform_loops): Do not call
6552 flow_loop_scan. Use loop->single_exit.
6553 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6554 (vect_analyze_loop_form): Do not call flow_loop_scan.
6555 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6557 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6559 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6560 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6561 slpeel_tree_duplicate_loop_to_edge_cfg,
6562 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6563 Use loop_preheader_edge and loop->single_exit. Do not call
6566 2005-03-01 Nick Clifton <nickc@redhat.com>
6568 * config/arm/arm.c (thumb_find_work_register): Check all of the
6569 argument registers to see if they are free, and a couple of
6570 special cases where the last argument register but can be proved
6571 to be available during the function's prologue.
6572 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6573 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6574 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6576 (thumb_compute_save_reg_mask): Likewise. Also use
6577 thumb_find_work_register() to ensure that there is agreement about
6578 which work register is going to be used in the prologue.
6579 (thumb_output_function_prologue): Use unsigned long as the type
6580 for the register bit-mask. Also delay pushing the link register if
6581 other high registers are going to be pushed.
6582 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6583 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6584 redundant prototypes.
6586 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6589 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6590 and after reload in REG+REG indexed addresses without REG_POINTER
6591 set in the base and not set in the index.
6593 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6595 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6596 Don't undefine here.
6597 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6598 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6599 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6600 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6601 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6603 * config.gcc (sh*-*-linux*): Use config/linux.h.
6605 2005-02-28 Dale Johannesen <dalej@apple.com>
6606 Stan Shebs <shebs@apple.com>
6608 Rewrite of 64-bit Darwin structure-by-value pass/return.
6609 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6610 intoffset, use_stack, named.
6611 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6612 (rs6000_darwin64_record_arg_advance_flush): New.
6613 (rs6000_darwin64_record_arg_advance_recurse): New.
6614 (rs6000_darwin64_record_arg_flush): New.
6615 (rs6000_darwin64_record_arg_recurse): New.
6616 (rs6000_darwin64_record_arg): New.
6617 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6618 (function_arg_boundary): Handle 128-bit aligned structs.
6619 (function_arg_advance): Rewrite darwin64 struct handling.
6620 (function_arg): Call rs6000_darwin64_record_arg.
6621 (function_arg_partial_nregs): Handle darwin64 structs.
6622 (rs6000_darwin64_function_value): Remove.
6623 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6625 2005-02-28 Roger Sayle <roger@eyesopen.com>
6627 PR tree-optimization/20216
6628 * tree-chrec.c (tree_fold_factorial): Delete.
6629 (tree_fold_binomial): Change argument list to take a return type
6630 and change the type of K to unsigned int. Rewrite to avoid explicit
6631 evaluation of factorials, and (recursively) calling fold to perform
6632 compile-time arithmetic. Return NULL on (internal) overflow.
6633 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6634 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6635 if any intermediate calculation overflows.
6636 (chrec_apply): Update call to chrec_evaluate.
6638 2005-02-28 James E Wilson <wilson@specifixinc.com>
6640 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6642 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6645 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6646 instead of NULL_TREE on error.
6648 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6650 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6651 (EASY_VECTOR_15_ADD_SELF): Remove.
6652 (num_insns_constant_wide): Not static.
6653 (validate_condition_mode): Not static.
6654 (toc_relative_expr_p): Not static.
6655 (legitimate_indirect_address_p): Not static.
6656 (macho_lo_sum_memory_operand): Not static.
6657 (invalid_e500_subreg): Not static.
6658 (easy_vector_same): Not static.
6659 (easy_vector_splat_const): Not static.
6660 (RS6000_SYMBOL_REF_TLS_P): Remove.
6661 (any_operand): Delete.
6662 (any_parallel_operand): Delete.
6663 (count_register_operand): Delete.
6664 (altivec_register_operand): Delete.
6665 (xer_operand): Delete.
6666 (s8bit_cint_operand): Delete.
6667 (short_cint_operand): Delete.
6668 (u_short_cint_operand): Delete.
6669 (non_short_cint_operand): Delete.
6670 (exact_log2_cint_operand): Delete.
6671 (gpc_reg_operand): Delete.
6672 (cc_reg_operand): Delete.
6673 (cc_reg_not_cr0_operand): Delete.
6674 (reg_or_short_operand): Delete.
6675 (reg_or_neg_short_operand): Delete.
6676 (reg_or_aligned_short_operand): Delete.
6677 (reg_or_u_short_operand): Delete.
6678 (reg_or_cint_operand): Delete.
6679 (reg_or_arith_cint_operand): Delete.
6680 (reg_or_add_cint64_operand): Delete.
6681 (reg_or_sub_cint64_operand): Delete.
6682 (reg_or_logical_cint_operand): Delete.
6683 (got_operand): Delete.
6684 (got_no_const_operand): Delete.
6685 (easy_fp_constant): Delete.
6686 (easy_vector_constant): Delete.
6687 (easy_vector_constant_add_self): Delete.
6688 (zero_constant): Delete.
6689 (zero_fp_constant): Delete.
6690 (volatile_mem_operand): Delete.
6691 (offsettable_mem_operand): Delete.
6692 (mem_or_easy_const_operand): Delete.
6693 (add_operand): Delete.
6694 (non_add_cint_operand): Delete.
6695 (logical_operand): Delete.
6696 (non_logical_cint_operand): Delete.
6697 (mask_operand): Delete.
6698 (mask_operand_wrap): Delete.
6699 (mask64_operand): Delete.
6700 (mask64_2_operand): Delete.
6701 (and64_operand): Delete.
6702 (and64_2_operand): Delete.
6703 (and_operand): Delete.
6704 (reg_or_mem_operand): Delete.
6705 (lwa_operand): Delete.
6706 (symbol_ref_operand): Delete.
6707 (call_operand): Delete.
6708 (current_file_function_operand): Delete.
6709 (input_operand): Delete.
6710 (rs6000_nonimmediate_operand): Delete.
6711 (rs6000_tls_symbol_ref): Delete.
6712 (save_world_operation): Delete.
6713 (restore_world_operation): Delete.
6714 (load_multiple_operation): Delete.
6715 (store_multiple_operation): Delete.
6716 (vrsave_operation): Delete.
6717 (mfcr_operation): Delete.
6718 (mtcrf_operation): Delete.
6719 (lmw_operation): Delete.
6720 (stmw_operation): Delete.
6721 (branch_comparison_operator): Delete.
6722 (branch_positive_comparison_operator): Delete.
6723 (scc_comparison_operator): Delete.
6724 (trap_comparison_operator): Delete.
6725 (boolean_operator): Delete.
6726 (boolean_or_operator): Delete.
6727 (min_max_operator): Delete.
6728 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6729 (EASY_VECTOR_15): Moved to here.
6730 (EASY_VECTOR_15_ADD_SELF): Move to here.
6731 (PREDICATE_CODES): Delete.
6732 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6733 Declare functions no longer static.
6734 * config/rs6000/predicates.md: New.
6735 * config/rs6000/rs6000.md: Include predicates.md
6737 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6739 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6740 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6742 * cfgrtl.c (need_fake_edge_p): Likewise.
6743 * combine.c (distribute_notes): Likewise.
6744 * emit-rtl.c (try_split): Likewise.
6745 * recog.c (peephole2_opimize): Likewise.
6746 * reg-notes.def (ALWAYS_RETURN): Remove.
6747 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6748 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6749 * tree.h (ECF_ALWAYS_RETURN): Remove.
6751 2005-02-28 Roger Sayle <roger@eyesopen.com>
6754 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6755 between different machine modes is never a "useless" conversion.
6757 2005-02-28 Geert Bosch <bosch@gnat.com>
6760 * doc/contrib.texi: List contributors for Ada front end
6762 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6764 * simplify-rtx.c (simplify_unary_operation_1,
6765 simplify_const_unary_operation): New, extracted from...
6766 (simplify_unary_operation): ... this one.
6767 (simplify_binary_operation_1,
6768 simplify_const_binary_operation): New, extracted from...
6769 (simplify_binary_operation): ... this one.
6770 * rtl.h (simplify_const_unary_operation,
6771 simplify_const_binary_operation): Add prototypes.
6773 2005-02-28 Julian Brown <julian@codesourcery.com>
6775 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6776 building libjava and caused PR regression/20228.
6778 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6781 * Makefile.in (host_subdir): New.
6782 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6783 * configure: Regenerate.
6785 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6787 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6788 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6789 installation directory first.
6791 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6794 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6795 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6796 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6797 * config/cris/cris.md: Tweak comments referring to Q.
6798 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6799 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6800 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6801 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6802 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6803 Insert spaces in constraints to align alternatives vertically for
6805 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6808 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6810 PR rtl-optimization/17728
6811 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6812 operand 0 from general_operand to move_dest_operand.
6814 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6816 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6817 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6818 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6819 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6821 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6823 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6824 * configure: Regenerate.
6825 * libada-mk.in: Remove CC; rename
6826 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6828 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6831 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6832 for the lhs, also walk over the tree. Likewise for rhs.
6834 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6836 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6837 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6838 Do not propagate value of iv before increment over the increment.
6840 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6842 * c-parser.c: New file.
6843 * c-parse.in: Remove.
6844 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6846 (c-parser.o): Add dependencies.
6847 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6848 maintainer-clean, TAGS): Update.
6849 * c-config-lang.in (gtfiles): Update.
6850 * gengtype-lex.l: Don't handle "@@".
6851 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6852 objc_build_synchronized, objc_begin_try_stmt,
6853 objc_begin_catch_clause, objc_finish_catch_clause,
6854 objc_build_finally_clause, objc_finish_try_stmt): New.
6855 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6857 (c_parse_init): Update comment.
6858 * c-decl.c (c_init_decl_processing): Update comment.
6859 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6860 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6861 new c_declspecs members.
6863 2005-02-25 Julian Brown <julian@codesourcery.com>
6865 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6866 from being used for symbols with vague linkage when
6867 HAVE_GAS_COMDAT_GROUP is true.
6869 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6871 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6873 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6876 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6877 (LIBGCC2_HAS_DF_MODE): New.
6878 (LIBGCC2_HAS_XF_MODE): New.
6879 (LIBGCC2_HAS_TF_MODE): New.
6880 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6881 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6882 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6883 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6884 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6885 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6886 and add _fixtfdi, _fixunstfdi, _floatditf
6887 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6888 L_fixunstfdi, L_floatditf.
6889 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6890 (LIBGCC2_HAS_TF_MODE): Define.
6892 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6894 PR tree-optimization/20204
6895 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6896 REWRITE_THIS_STMT markers on PHI nodes.
6897 (rewrite_initialize_block): Likewise.
6899 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6901 * version.c (version_string): Update to 4.1.
6903 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6905 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6906 Clarify that the alternative way doesn't work in GNU C++.
6908 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6910 PR tree-optimization/19937
6911 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6912 to the type of the induction variable.
6914 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6916 PR rtl-optimization/20117
6917 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6918 the block including noncopyable insn.
6920 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
6922 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
6923 calls to find_reg_note.
6925 2005-02-24 Richard Henderson <rth@redhat.com>
6928 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
6931 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
6933 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
6934 vector types if to use base reg for misaligned non-word ld/std.
6936 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6939 * config/cris/cris.c (cris_target_asm_function_prologue): Create
6940 dwarf2 label manually and put it after, not before the prologue.
6942 2005-02-24 David Edelsohn <edelsohn@gnu.org>
6945 * reload.c (operands_match_p): Only increment register number for
6946 SCALAR_INT_MODE_P modes in multiple hard registers.
6948 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
6951 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6953 * ChangeLog.5: Fix log message typo(s).
6954 * ChangeLog.7: Likewise.
6955 * ChangeLog.tree-ssa: Likewise.
6956 * cfgexpand.c: Fix comment typo(s).
6957 * conflict.c: Likewise.
6958 * defaults.h: Likewise.
6959 * dwarf2out.c: Likewise.
6961 * ggc-page.c: Likewise.
6962 * tree-eh.c: Likewise.
6963 * tree-ssa-dom.c: Likewise.
6965 2005-02-24 Jakub Jelinek <jakub@redhat.com>
6968 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
6969 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
6970 if SHARED is defined.
6973 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
6974 allow splitting only if operands 0 and 3 don't overlap.
6976 2005-02-24 Richard Henderson <rth@redhat.com>
6979 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
6980 (fold_builtin_1): Call them.
6981 * fold-const.c (fold_complex_mult_parts): Split out from ...
6982 (fold_complex_mult): ... here. Fix typo in both imaginary case.
6983 (fold_complex_div_parts, fold_complex_div): New.
6985 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
6987 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6989 * tree-ssa-ccp.c (visit_assignment): Verify that result of
6990 VIEW_CONVERT_EXPR is_gimple_min_invariant.
6992 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
6993 (print_node): Likewise.
6994 Print TYPE_SIZES_GIMPLIFIED.
6996 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
6998 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
6999 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7000 operands as commutative in constraints.
7002 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7004 * tree-into-ssa.c: Re-organize internal functions.
7006 2005-02-24 Richard Henderson <rth@redhat.com>
7009 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7011 * common.opt (fcx-limited-range): New.
7012 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7013 * toplev.c (flag_complex_method): Initialize to 1.
7014 (process_options): Set flag_complex_method to 0 if
7015 flag_cx_limited_range.
7016 * doc/invoke.texi (-fcx-limited-range): New.
7018 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7020 * cse.c (delete_trivially_dead_insns): Speed up by using
7021 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7024 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7026 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7027 functions when -mid-shared-library is being used.
7029 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7031 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7032 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7033 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7034 * system.h: Poison LINK_LIBGCC_SPECIAL.
7036 2005-02-23 James E Wilson <wilson@specifixinc.com>
7038 * gengtype.c (note_insn_name): Make 1 element larger.
7040 2005-02-23 Roger Sayle <roger@eyesopen.com>
7043 PR rtl-optimization/20097
7044 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7045 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7047 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7049 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7050 * t-aix52 (SHLIB_INSTALL): Same.
7052 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7054 * genpreds.c: Update copyright.
7056 2005-02-23 Michael Beach <michaelb@ieee.org>
7059 * config/sparc/t-elf (startup files): Assemble with CPP.
7061 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7063 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7064 (write_predicate_expr): Likewise.
7066 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7068 PR tree-optimization/20100
7069 PR tree-optimization/20115
7070 * tree-optimize.c (init_tree_optimization_passes): Remove
7071 pass_maybe_create_global_var.
7072 * tree-pass.h (pass_maybe_create_global_var): Remove.
7073 * tree-ssa-alias.c (aliases_computed_p): Declare.
7074 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7075 (count_calls_and_maybe_create_global_var): Remove.
7076 (pass_maybe_create_global_var): Remove.
7077 (init_alias_info): Do not declare aliases_computed_p.
7078 (maybe_create_global_var): If the function contains no
7079 call-clobbered variables and a mix of pure/const and regular
7080 function calls, create .GLOBAL_VAR.
7081 Mark all call-clobbered variables for renaming.
7082 (merge_pointed_to_info): Update comment.
7083 (add_pointed_to_var): Likewise.
7084 (is_escape_site): Likewise.
7085 Accept struct alias_info * instead of size_t *.
7087 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7089 * tree-ssa-operands.c (get_call_expr_operands): If
7090 ALIASES_COMPUTED_P is false, do not add call-clobbering
7092 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7093 (delete_tree_ssa): Likewise.
7095 2005-02-22 James E Wilson <wilson@specifixinc.com>
7097 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7098 (do_compile): Do call it here.
7100 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7102 PR rtl-optimization/20017.
7103 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7104 rest_of_handle_cse2, rest_of_handle_gcse): Call
7105 delete_dead_jumptables immediately before calling cleanup_cfg.
7107 2005-02-22 Devang Patel <dpatel@apple.com>
7110 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7113 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7115 * config/rs6000/aix.h (WINT_TYPE): Define.
7117 2005-02-22 Stan Shebs <shebs@apple.com>
7119 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7120 natural alignment for 64-bit Darwin.
7121 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7123 * doc/invoke.texi: Document this.
7125 2005-02-22 DJ Delorie <dj@redhat.com>
7127 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7128 to make_[un]signed_type, not the mode itself.
7130 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7132 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7133 not available. Use tail calls wherever possible.
7134 (make_edge): Call unchecked_make_edge to create an edge.
7136 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7137 (coalesce_ssa_name): Don't check for
7138 SSANORM_USE_COALESCE_LIST.
7139 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7141 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7143 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7144 (rewrite_into_ssa): ... here.
7146 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7148 PR tree-optimization/19786
7149 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7150 tag to another's may-alias bitmap when adding to the other's list.
7152 2005-02-21 DJ Delorie <dj@redhat.com>
7154 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7155 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7156 registers in unsupported ways.
7157 * expmed.c (init_expmed): Likewise.
7159 2005-02-21 Stan Cox <scox@redhat.com>
7161 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7163 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7165 * tree-cfg.c (fold_cond_expr_cond): New.
7166 (make_edges): Call fold_cond_expr_cond.
7167 (find_taken_edge): Accept nothing but INTEGER_CST.
7168 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7170 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7172 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7173 that do not belong to any basic block.
7175 2005-02-21 Jeff Law <law@redhat.com>
7177 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7180 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7182 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7183 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7184 Adjust their definitions.
7185 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7186 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7188 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7189 genautomata.c, langhooks.c, langhooks.h, system.h,
7190 config/arm/lib1funcs.asm: Update copyright.
7192 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7194 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7196 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7199 * doc/install.texi: Document --with-gc.
7201 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7203 * simplify-rtx.c (simplify_unary_operation): Add a missing
7206 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7208 PR tree-optimization/18663
7209 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7210 if the type has variable bounds.
7212 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7214 * gcse.c: Remove an obsolete comment.
7216 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7218 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7220 * doc/extend.texi (Function Attributes) <Attribute const>: The
7221 attribute "pure" is below this text, not above.
7223 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7225 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7226 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7227 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7229 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7232 * langhooks.h (struct lang_hooks): Add to_target_charset.
7233 * langhooks.c (lhd_to_target_charset): New function.
7234 * langhooks-def.h: Declare lhd_to_target_charset.
7235 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7236 (LANG_HOOKS_INITIALIZER): Update.
7237 * c-common.c (c_common_to_target_charset): New function.
7238 * c-common.h: Declare it.
7239 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7240 c_common_to_target_charset.
7242 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7243 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7245 * system.h: Poison them.
7246 * doc/tm.texi: Don't discuss them.
7247 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7248 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7249 (pp_c_char): Do not attempt to generate letter escapes for
7251 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7252 * config/mips/mips.c (mips_output_ascii): Likewise.
7254 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7256 PR tree-optimization/19951
7257 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7260 2005-02-19 Steven Bosscher <stevenb@suse.de>
7263 * function.h (struct function): New field `max_loop_depth'.
7264 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7265 (flow_loops_find): Reset the max loop depth count before finding loops.
7266 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7267 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7268 (calculate_global_regs_live): Make sure the loop will terminate
7269 when the initial sets are not empty.
7271 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7273 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7275 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7277 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7280 * doc/invoke.texi: Remove documentation of %M spec.
7282 (init_spec): Remove %M suffix from -lgcc_s.
7283 (do_spec_1): Remove 'M' case.
7284 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7285 to put shared libraries in the multilib directory. Remove the
7286 shlib_so_soname substitution variable. Don't add a multilib encoding
7287 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7288 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7289 SHLIB_INSTALL as well as SHLIB_LINK.
7290 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7291 (SHLIB_NAME): Delete.
7292 (SHLIB_DIR): New macro.
7293 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7294 (SHLIB_INSTALL): Adjust accordingly.
7295 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7296 * config/t-slibgcc-sld: Likewise.
7297 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7298 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7299 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7301 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7302 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7303 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7304 Use @shlib_base_name@ instead of @shlib_so_name@.
7305 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7306 and @shlib_base_name@.so in @multilib_dir@.
7307 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7308 to the install path.
7309 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7310 (SHLIB_LINK): Remove previous workaround.
7311 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7312 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7313 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7315 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7316 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7317 (SHLIB_INSTALL): Adjust accordingly.
7318 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7319 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7320 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7321 config/t-slibgcc-elf-ver.
7323 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7324 Jakub Jelinek <jakub@redhat.com>
7326 PR tree-optimization/19828
7327 * tree-ssa-loop-im.c: Add a TODO comment.
7328 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7329 without side-effects.
7331 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7333 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7336 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7338 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7339 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7340 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7342 (ia64_reorg): Delete fixup_errata call.
7343 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7344 (TARGET_SWITCHES): Delete -mb-step entry.
7346 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7349 * c-typeck.c (composite_type): Handle quals in transparent unions.
7350 (type_lists_compatible_p): Likewise.
7352 2005-02-18 Stan Shebs <shebs@apple.com>
7354 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7355 expressions in the .literal8 section.
7357 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7359 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7361 2005-02-18 Roger Sayle <roger@eyesopen.com>
7363 * fold-const.c (constant_boolean_node): Always create values of the
7364 specified type, don't bother calling truthvalue_conversion.
7366 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7368 * except.c (output_function_exception_table): Call
7369 assemble_external_libcall (eh_personality_libfunc).
7371 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7374 * config/ia64/ia64.h (struct machine_function): Add state_num.
7375 * config/ia64/ia64.c (process_epilogue,
7376 process_for_unwind_directive): Use new unwind state numbers each
7377 time rather than state 1.
7379 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7382 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7383 before the "*llgt_didi" pattern.
7385 2005-02-18 Jason Merrill <jason@redhat.com>
7387 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7389 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7391 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7392 (div0): Use it in place of ARM_FUNC_ALIAS.
7393 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7395 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7398 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7399 access, the lower bound of the array type if it exists.
7401 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7404 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7405 cases that are out-of-range for the index type.
7407 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7409 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7410 (estimate_case_costs): Don't call convert.
7411 * expmed.c (expand_shift): Likewise.
7412 (make_tree): Call fold_convert instead of convert.
7414 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7417 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7418 that ref to be marked MEM_READONLY_P doesn't have base that needs
7421 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7423 * genautomata.c (output_get_cpu_unit_code_func,
7424 output_cpu_unit_reservation_p): Don't generate old-style function
7427 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7430 PR tree-optimization/20009
7431 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7433 PR tree-optimization/18947
7434 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7435 inline, remove all nodes that are inlined into the extern inline
7438 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7440 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7441 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7442 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7443 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7446 2005-02-17 Roger Sayle <roger@eyesopen.com>
7448 PR tree-optimization/19917
7449 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7450 to be potentially trapping.
7452 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7454 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7456 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7458 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7459 tem becomes a local variable which is set to the value of the
7460 back end defined INITIAL_FRAME_ADDRESS macro.
7461 (expand_builtin_frame_address): Omit the base parameter to
7462 expand_builtin_return_addr.
7463 (expand_builtin_profile_func): Likewise.
7464 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7465 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7466 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7468 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7470 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7471 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7472 * config/frv/frv.c (frv_function_epilogue): Likewise.
7474 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7476 * lambda-code (perfect_nestify): Remove mark/unmark
7478 * tree-loop-linear.c (linear_transform_loops): Add
7479 rewrite_into_ssa call so that ssa is correct for
7480 rewriting into loop closed.
7482 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7484 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7485 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7487 * bt-load.c (btr_def_live_range, combine_btr_defs,
7488 migrate_btr_def, migrate_btr_defs): Likewise.
7489 * cfgcleanup.c (thread_jump): Likewise.
7490 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7491 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7492 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7493 df_rd_local_compute, df_reg_info_compute): Likewise.
7494 * dominance.c (init_dom_info, free_dom_info): Likewise.
7495 * flow.c (init_propagate_block_info,
7496 free_propagate_block_info): Likewise.
7497 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7498 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7499 modify_reg_pav): Likewise.
7500 * loop-invariant.c (find_defs, find_invariant_insn,
7501 find_invariants, free_inv_motion_data): Likewise.
7502 * predict.c (tree_predict_by_opcode,
7503 estimate_bb_frequencies): Likewise.
7504 * stmt.c (expand_case): Likewise.
7505 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7506 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7507 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7508 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7509 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7510 rewrite_ssa_into_ssa): Likewise.
7511 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7512 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7513 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7514 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7515 * tree-sra.c (tree_sra): Likewise.
7516 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7517 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7518 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7519 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7520 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7521 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7523 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7524 calculate_live_on_entry, calculate_live_on_exit,
7525 build_tree_conflict_graph): Likewise.
7526 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7527 record_important_candidates, set_use_iv_cost, find_depends,
7528 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7529 tree_ssa_iv_optimize_finalize): Likewise.
7530 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7531 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7532 tree_duplicate_loop_to_header_edge): Likewise.
7533 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7534 * tree-ssa.c (verify_flow_insensitive_alias_info,
7535 verify_name_tags, verify_ssa, init_tree_ssa,
7536 delete_tree_ssa): Likewise.
7537 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7538 fini_ssanames): Likewise.
7539 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7541 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7543 * config/rs6000/t-rtems: Completely reworked.
7545 2005-02-17 Ira Rosen <irar@il.ibm.com>
7547 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7549 2005-02-17 Ira Rosen <irar@il.ibm.com>
7551 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7552 POINTER_TYPE_P when checking that type is a pointer.
7553 (vect_get_memtag): Remove.
7554 (vect_address_analysis): Use POINTER_TYPE_P. Call
7555 vect_object_analysis with dummy parameter for memtag.
7556 (vect_object_analysis): Extract memtag (functionality that
7557 used to be in vect_get_memtag and moved here). Fix printings.
7558 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7559 with correct parameters. Remove call to vect_get_memtag.
7561 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7563 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7564 (tree-vectorizer.o): Added missing dependencies.
7566 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7568 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7569 declaration in tree-vectorizer.c, now has an extern declaration in
7571 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7572 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7573 get_vectype_for_scalar_type, vect_is_simple_use,
7574 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7575 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7576 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7577 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7578 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7579 find_loop_location): Likewise.
7581 * tree-vectorizer.c (langhooks.h): #include removed.
7582 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7583 moved to tree-vectorized.h.
7584 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7585 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7586 get_vectype_for_scalar_type, vect_is_simple_use,
7587 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7588 vect_supportable_dr_alignment, new_loop_vec_info,
7589 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7590 vect_set_verbosity_level, find_loop_location): Likewise.
7592 (vect_analyze_loop): Function externalized. Declaration moved to
7593 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7594 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7595 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7596 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7597 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7598 vect_enhance_data_refs_alignment, vect_analyze_operations,
7599 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7600 vect_stmt_relevant_p, vect_get_loop_niters,
7601 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7602 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7603 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7604 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7605 vect_get_memtag): Likewise.
7607 (vectorizable_load): Function externalized. Declaration moved to
7608 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7609 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7610 vect_transform_loop): Likewise.
7611 (vect_transform_stmt): Moved to tree-vect-transform.c.
7612 (vect_align_data_ref, vect_create_destination_var,
7613 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7614 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7615 vect_get_vec_def_for_operand, vect_init_vector,
7616 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7617 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7618 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7619 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7620 vect_do_peeling_for_loop_bound): Likewise.
7622 * tree-vect-analyze.c: New file.
7623 * tree-vect-transform.c: New file.
7625 2005-02-17 Jason Merrill <jason@redhat.com>
7627 PR mudflap/19319, c++/19317
7628 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7631 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7633 * doc/install.texi (Specific): Update link for Darwin-specific
7636 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7638 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7639 constant_boolean_node.
7641 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7644 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7645 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7647 2005-02-16 Richard Henderson <rth@redhat.com>
7650 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7652 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7653 replace uses with Wtype_MAXp1_F.
7654 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7655 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7656 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7657 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7658 and HAVE_TFMODE as appropriate.
7659 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7660 (__floatdisf): Likewise.
7661 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7662 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7663 (Wtype_MAXp1_F): New.
7664 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7665 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7667 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7670 * arm.c (arm_apply_result_size): New function.
7671 * arm.h (APPLY_RESULT_SIZE): Define.
7672 * arm-protos.h (arm_apply_result_size): Add prototype.
7673 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7674 (movxf): New expand.
7675 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7676 (call_value_symbol): Remove predicate for operand 0.
7677 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7678 (untyped_call): Rework to correclty return values for any type.
7679 (untyped_return): New expand.
7680 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7682 2005-02-16 Stan Shebs <shebs@apple.com>
7684 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7685 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7687 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7689 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7690 configure settings on Solaris 7 and later.
7692 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7694 PR tree-optimization/19865
7695 * tree-optimize.c (init_tree_optimization_passes): Run
7696 pass_may_alias after pass_sra.
7698 2005-02-16 Richard Henderson <rth@redhat.com>
7699 Stuart Hastings <stuart@apple.com>
7702 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7703 Do nothing if debug info suppressed for this function.
7704 (dbxout_begin_function): Early exit if debug info suppressed for
7707 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7710 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7712 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7714 PR tree-optimization/19967
7715 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7716 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7717 argument TYPE. Adjust calls to fold_builtin_XXX.
7718 (expand_builtin, fold_builtin_1): Adjust calls to
7720 (fold_builtin_strchr, fold_builtin_strpbrk,
7721 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7722 result to a requested type TYPE.
7724 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7727 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7728 (T)x & (T)cst if (T)cst overflows.
7729 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7730 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7732 2005-02-15 Jeff Law <law@redhat.com>
7734 * gcse.c (blocks_with_calls): New bitmap.
7735 (alloc_gcse_mem): Allocate it.
7736 (free_gcse_mem): Free it.
7737 (clear_modifY_mem_tables): Clear it.
7738 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7739 when we encounter CALL_INSNs.
7740 (compute_transp, case MEM): Handle blocks with calls separate
7741 from blocks without calls. Use bitmap iterators rather than
7744 2005-02-15 Peter O'Gorman <peter@pogma.com>
7747 * mklibgcc.in (vis_hide): Use a temporary object file, not
7750 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7753 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7754 access optimization.
7756 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7757 Alan Modra <amodra@bigpond.net.au>
7760 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7761 (_xlqsub): Rename to __gcc_qsub.
7762 (_xlqmul): Rename to __gcc_qmul.
7763 (_xlqdiv): Rename to __gcc_qdiv.
7764 Provide versioned symbol aliases with old names.
7765 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7766 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7767 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7768 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7769 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7771 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7773 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7774 Fold ~(A - 1) and ~(A + -1) to -A.
7776 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7780 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7781 config/pa/pa-host.c:pa_gt_pch_use_address.
7783 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7785 * tree-vn.c (get_value_handle): Make sure that given an
7786 is_gimple_min_invariant expression, we always return it.
7788 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7790 * passes.c (rest_of_handle_gcse): Fix a comment.
7792 2005-02-15 Jeff Law <law@redhat.com>
7794 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7796 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7797 (canon_list_insert, record_last_mem_set_info): Similarly.
7798 (clear_modify_mem_tables): Similarly.
7800 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7802 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7803 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7804 config/mips/mips.md, config/rs6000/aix.h,
7805 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7807 2005-02-15 Richard Henderson <rth@redhat.com>
7809 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7810 call to be best_edge.
7812 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7814 * basic-block.h: Adjust the prototype for find_basic_blocks.
7815 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7816 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7819 * flow.c (recompute_reg_usage): Remove all arguments.
7820 * passes.c (rest_of_compilation): Adjust the call to
7821 recompute_reg_usage.
7822 * rtl.h: Adjust the prototype for recompute_reg_usage.
7824 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7826 * tree-dump.c (dump_files): Update to reflect new member
7828 (dump_register): Add new argument.
7830 (dump_switch_p_1): Check against glob name if doglob was passed.
7831 (dump_switch_p): Check against regular first, then glob if
7832 we didn't have any hits on the dump name.
7833 * tree-optimize.c (register_one_dump_file):
7834 Pass in glob name as well.
7835 * tree-pass.h (struct dump_file_info): Add glob
7838 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7840 PR preprocessor/16323
7841 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7843 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7846 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7847 (trunctfdf2_internal1): New.
7848 (trunctfdf2_internal2): Renamed from trunctfdf2.
7850 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7852 PR tree-optimization/19853
7853 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7855 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7857 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7858 delete_dead_jumptables and cleanup_cfg.
7860 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7862 * reload.c (find_reloads): Swap address_reloaded flags when
7863 swapping commutative operands.
7865 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7867 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7868 Use standard_iv_increment_position for computing the bsi position
7870 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7873 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7876 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7877 life range of hard registers.
7878 * value-prof.c (insn_prefetch_values_to_profile): Only
7881 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7882 profile in libcalls.
7884 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7886 * bitmap.h (bitmap_and_compl_into): Return bool.
7887 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7889 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7891 PR tree-optimization/19944
7892 * fold-const.c (fold): Re-add ABS_EXPR folding.
7894 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7897 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7898 {TARGET,MASK}_XL_COMPAT.
7899 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7901 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7902 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7904 (rs6000_arg_partial_bytes): Same.
7905 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7906 and XL compatibility enabled.
7907 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7908 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7909 test to final condition.
7910 (cmptf_internal2): New.
7911 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7912 xl-compat. Add TFmode information to description.
7914 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7916 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7918 2005-02-13 Jason Merrill <jason@redhat.com>
7921 * fold-const.c (fold_indirect_ref_1): Split out from...
7922 (build_fold_indirect_ref): Here.
7923 (fold_indirect_ref): New fn.
7924 * tree.h: Declare it.
7925 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
7926 (gimplify_modify_expr_rhs): Likewise.
7927 (gimplify_expr): Likewise.
7929 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7931 PR tree-optimization/14303
7932 PR tree-optimization/15784
7933 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
7934 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
7935 ABS_EXPR<x> != 0 to x != 0.
7937 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
7939 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
7940 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
7941 spelling conventions.
7943 * passes.c (rest_of_handle_gcse): Don't run cse_main and
7944 delete_trivially_dead_insns too many times.
7946 * passes.c (rest_of_handle_gcse): Remove dead assignments to
7949 2005-02-12 Ira Rosen <irar@il.ibm.com>
7951 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
7952 (vect_is_simple_iv_evolution): Remove redundant parameter
7954 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
7955 without last parameter.
7956 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
7957 Return pointer step. Call vect_is_simple_iv_evolution without
7958 last parameter. Check only that the step is multiple of size
7959 type. Remove stmt_vinfo updates.
7960 (vect_get_memtag_and_dr): Remove.
7961 (vect_get_memtag): New function.
7962 (vect_address_analysis): New function.
7963 (vect_object_analysis): New function.
7964 (vect_analyze_data_refs): Call vect_object_analysis and
7965 vect_get_memtag. Update stmt_vinfo fields.
7967 2005-02-12 Ira Rosen <irar@il.ibm.com>
7969 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
7970 exist and are objects. Remove checks for pointer.
7971 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
7972 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
7973 (vect_create_data_ref_ptr): Likewise.
7974 (vect_base_addr_differ_p): New function.
7975 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
7976 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
7977 Don't set the DR_BASE_NAME field of data-ref.
7978 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
7980 2005-02-12 Uros Bizjak <uros@kss-loka.si>
7982 * optabs.h (enum optab_index): Add new OTI_ldexp.
7983 (ldexp_optab): Define corresponding macro.
7984 * optabs.c (init_optabs): Initialize ldexp_optab.
7985 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
7987 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
7989 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
7990 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
7992 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
7993 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
7996 2005-02-12 Ira Rosen <irar@il.ibm.com>
7998 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8000 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8002 (vect_get_base_and_offset): Always return an address.
8003 (vect_create_addr_base_for_vector_ref): Remove treatment for
8004 different data reference types.
8005 (vect_compute_data_ref_alignment): Rename base to base_address in
8006 stmt_vec_info. Get the object in order to force its alignment.
8007 (vect_get_memtag_and_dr): Rename base to base_address in
8008 stmt_vec_info. Extract the object for memtag analysis.
8010 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8012 PR regression/19898.
8013 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8014 changes cc_status, use apply modified_in_p to part of cc_status
8015 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8018 2005-02-11 Richard Henderson <rth@redhat.com>
8020 * tree-complex.c (expand_complex_libcall): New.
8021 (expand_complex_multiplication): Use it for c99 compliance.
8022 (expand_complex_division): Likewise.
8023 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8025 * builtins.c (built_in_names): Remove const.
8026 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8028 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8029 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8030 (built_in_names): Remove const.
8031 * c-common.c (c_common_type_for_mode): Handle complex modes.
8032 * flags.h, toplev.c (flag_complex_method): Rename from
8033 flag_complex_divide_method.
8034 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8035 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8036 * libgcc2.h: Declare them.
8037 * libgcc-std.ver: Export them.
8038 * mklibgcc.in (lib2funcs): Build them.
8040 2005-02-11 Steven Bosscher <stevenb@suse.de>
8042 PR tree-optimization/19876
8043 Partially revert my change from 2005-01-14
8044 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8045 (compute_antic): ...and remove the loop here.
8047 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8050 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8051 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8053 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8054 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8056 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8058 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8059 offsets for the big-endian 32-bit case.
8061 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8063 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8065 2005-02-11 Dale Johannesen <dalej@apple.com>
8067 * cselib.c (cselib_process_insn): Clear out regs where
8068 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8069 * reload.c (find_equiv_reg): Ditto.
8071 2005-02-11 Ian Lance Taylor <ian@airs.com>
8073 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8076 * tree.c (build_function_type_list): Work correctly if there are
8079 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8081 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8082 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8083 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8084 TARGET_ZARCH instead of TARGET_64BIT.
8086 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8088 * config/rs6000/t-rtems:
8089 (MULTILIB_OPTIONS): Remove mcpu=602.
8090 (MUTLILIB_DIRNAMES): Remove m602.
8091 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8092 Let mcpu=602 match mcpu=603.
8093 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8095 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8097 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8100 2005-02-10 David Daney <ddaney@avtrex.com>
8102 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8103 * config/i386/linux-unwind.h: Likewise.
8104 * config/ia64/linux-unwind.h: Likewise.
8105 * config/mips/linux-unwind.h: Likewise.
8106 * config/pa/linux-unwind.h: Likewise.
8107 * config/rs6000/linux-unwind.h: Likewise.
8108 * config/s390/linux-unwind.h: Likewise.
8109 * config/sh/linux-unwind.h: Likewise.
8110 * config/sparc/linux-unwind.h: Likewise.
8112 2005-02-10 Steven Bosscher <stevenb@suse.de>
8114 PR tree-optimization/17549
8115 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8116 TER to replace a DEF with its expression if the DEF and the
8117 rhs of the expression we replace into have the same root
8120 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8122 * config/mips/mips.md: Fix the placement of the match_scratch in the
8125 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8127 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8130 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8132 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8133 (strip_offset): Handle addresses.
8134 (add_address_candidates): Use strip_offset.
8135 (difference_cost): Reflect strip_offset change.
8136 (force_var_cost, difference_cost): Strip nops.
8138 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8140 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8142 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8143 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8144 config/cris/cris-protos.h, config/cris/cris.c: Update
8147 2005-02-10 Jeff Law <law@redhat.com>
8149 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8150 (lookup_avail_expr): Similarly.
8152 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8154 * builtins.c (fold_builtin_powi): New function.
8155 (fold_builtin_1): Call it.
8157 2005-02-10 Steven Bosscher <stevenb@suse.de>
8159 PR documentation/19309
8160 * doc/cpp.texi: The __GNUC__ and related predefined macros
8161 are also defined for the "standalone" cpp.
8162 Some non-GCC compilers may also define __GNUC__.
8164 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8167 * c-typeck.c (common_type): New routine. Old common_type renamed
8169 (c_common_type): ...this.
8170 (build_conditional_expr, build_binary_op): Use c_common_type instead
8173 2005-02-10 Steven Bosscher <stevenb@suse.de>
8175 * doc/md.texi: Replace @samp{length} with @code{length}.
8177 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8179 PR tree-optimization/18687
8180 * tree-flow.h (find_loop_niter): Declare.
8181 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8182 Try using scev even for loops with more than one exit.
8183 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8184 (struct ivopts_data): Added niters field.
8185 (struct nfe_cache_elt): New.
8186 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8188 (tree_ssa_iv_optimize_init): Initialize niters cache.
8189 (determine_number_of_iterations): Removed.
8190 (find_induction_variables): Do not call determine_number_of_iterations.
8191 Access niters for single exit through niter_for_single_dom_exit.
8192 (add_iv_outer_candidates): Access niters for single exit through
8193 niter_for_single_dom_exit.
8194 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8195 number_of_iterations_cond.
8196 (iv_period): New function.
8197 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8198 (may_replace_final_value): Take data argument. Use
8199 niter_for_single_dom_exit.
8200 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8201 (rewrite_use_compare): Pass data to may_eliminate_iv.
8202 (rewrite_use_outer): Pass data to may_replace_final_value.
8203 (free_loop_data): Clean up the niters cache.
8204 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8205 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8206 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8207 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8208 (num_ending_zeros): Moved to tree.c.
8209 * tree.h (num_ending_zeros): Declare.
8210 * tree.c (num_ending_zeros): Moved from tree.c.
8212 2005-02-09 Richard Henderson <rth@redhat.com>
8214 * builtins.c (DEF_BUILTIN): Add COND argument.
8215 * tree.h (DEF_BUILTIN): Likewise.
8216 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8217 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8219 (DEF_BUILTIN_STUB): New.
8220 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8221 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8222 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8223 * c-common.c (DEF_BUILTIN): Add COND argument.
8224 * tree.c (local_define_builtin): New.
8225 (build_common_builtin_nodes): New.
8227 2005-02-09 Roger Sayle <roger@eyesopen.com>
8229 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8230 floating point expression ignoring the sign of the result.
8231 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8232 (fold) <MULT_EXPR>: Use it to simplify x*x.
8233 * tree.h (fold_strip_sign_ops): Prototype here.
8234 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8235 argument. Use fold_strip_sign_ops to simplify the first argument.
8236 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8237 first argument when the second argument is an even integer
8238 constant, but only with -funsafe_math_optimizations.
8239 (fold_builtin_1): Update call to fold_builtin_copysign.
8241 2005-02-09 Ian Lance Taylor <ian@airs.com>
8244 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8245 just check whether EH_FILTER_FAILURE falls through.
8247 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8249 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8250 insns return to ready list in the next turn.
8252 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8255 * builtins.def: New __builtin_powi[lf].
8256 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8257 (expand_builtin_powi): New function.
8258 (expand_builtin): Dispatch to expand_builtin_powi.
8259 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8260 * libgcc2.c: Add __builtin_powi[lf] implementation.
8261 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8262 * optabs.h: Add powi_optab.
8263 * optabs.c (init_optabs): Initialize powi_optab.
8264 * doc/extend.texi: Document __builtin_powi[lf].
8266 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8268 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8271 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8274 * fold-const.c (try_move_mult_to_index): Remove redundant
8275 type argument. Create ADDR_EXPR with correct type.
8276 (fold): Update callers of try_move_mult_to_index. Convert
8277 result to the appropriate type.
8279 2005-02-09 Roger Sayle <roger@eyesopen.com>
8282 * config/avr/avr.c (default_rtx_costs): Delete.
8283 (avr_operand_rtx_cost): New function.
8284 (avr_rtx_costs): Completely rewrite.
8286 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8289 * config/cris/cris.c (in_code): New variable.
8290 (cris_output_addr_const): Now a static function, a wrapper for
8292 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8293 case from old cris_output_addr_const.
8294 (cris_asm_output_label_ref): Similar for LABEL_REF.
8295 (cris_output_addr_const_extra): Similar for UNSPEC.
8296 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8297 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8298 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8300 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8301 (cris_asm_output_label_ref): Declare.
8303 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8305 PR preprocessor/19801
8306 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8307 filenames that changed when libcpp was moved to the toplevel.
8309 2005-02-07 Roger Sayle <roger@eyesopen.com>
8311 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8312 zero extensions of BImode operands. Call lowpart_subreg instead
8313 of gen_lowpart_common and gen_lowpart_SUBREG.
8315 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8318 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8319 * configure.ac: Set cc_for_cross_gnattools.
8320 * configure: Regenerate.
8322 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8325 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8327 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8330 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8331 of nested functions.
8333 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8335 * doc/extend.texi: Document deprecated extensions allowing
8336 static floating-point members to have initializers and allowing
8337 floating-point literals in integral constant expressions.
8339 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8341 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8342 config/darwin7.h, config/mips/mips.c,
8343 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8346 * cse.c: Update comments.
8348 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8351 * builtins.c (fold_builtin_sqrt): Transform
8352 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8355 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8356 Dorit Naishlos <dorit@il.ibm.com>
8358 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8359 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8360 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8362 * tree.h (vect_set_verbosity_level): New extern function declaration
8364 * tree-vectorizer.h (verbosity_levels): New enum type.
8365 * tree-vectorizer.c (vect_debug_stats): Function removed.
8366 (vect_debug_details): Likewise.
8367 (vect_verbosity_level): Global variable was defined and initialized.
8368 (vect_dump): Global variable definition.
8369 (vect_print_dump_info): New function.
8370 (vect_set_dump_settings): New function.
8371 (vect_set_verbosity_level): New function.
8372 (vectorize_loops): Add call to vect_set_dump_settings.
8374 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8375 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8376 (slpeel_tree_peel_loop_to_edge): Likewise.
8378 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8379 appropriate verbosity level instead of call to vect_debug_details
8380 or vect_debug_stats.
8381 (vect_get_base_and_offset):
8382 (vect_create_addr_base_for_vector_ref):
8383 (get_vectype_for_scalar_type):
8384 (vect_create_data_ref_ptr):
8386 (vect_get_vec_def_for_operand):
8387 (vect_finish_stmt_generation):
8388 (vectorizable_assignment):
8389 (vectorizable_operation):
8390 (vectorizable_store):
8391 (vectorizable_load):
8392 (vect_transform_stmt):
8393 (vect_update_ivs_after_vectorizer):
8394 (vect_do_peeling_for_loop_bound):
8395 (vect_update_inits_of_drs):
8396 (vect_do_peeling_for_alignment):
8397 (vect_transform_loop):
8398 (vect_is_simple_use):
8399 (vect_analyze_operations):
8400 (vect_is_simple_iv_evolution):
8401 (vect_analyze_scalar_cycles):
8402 (vect_analyze_data_ref_dependence):
8403 (vect_analyze_data_ref_dependences):
8404 (vect_compute_data_ref_alignment):
8405 (vect_enhance_data_refs_alignment):
8406 (vect_analyze_data_refs_alignment):
8407 (vect_analyze_data_ref_access):
8408 (vect_analyze_data_ref_accesses):
8409 (vect_analyze_pointer_ref_access):
8410 (vect_get_memtag_and_dr):
8411 (vect_analyze_data_refs):
8412 (vect_mark_relevant):
8413 (vect_stmt_relevant_p):
8414 (vect_mark_stmts_to_be_vectorized):
8415 (vect_can_advance_ivs_p):
8416 (vect_get_loop_niters):
8417 (vect_analyze_loop_form):
8418 (vect_analyze_loop):
8419 (vectorize_loops): Likewise.
8421 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8422 (vect_update_inits_of_drs):
8423 (vect_do_peeling_for_alignment):
8424 (vect_transform_loop):
8425 (vect_analyze_operations):
8426 (vect_analyze_scalar_cycles):
8427 (vect_analyze_data_ref_dependences):
8428 (vect_analyze_data_refs_alignment):
8429 (vect_analyze_data_ref_accesses):
8430 (vect_analyze_data_refs):
8431 (vect_mark_stmts_to_be_vectorized):
8432 (vect_get_loop_niters):
8433 (vect_analyze_loop_form):
8434 (vect_analyze_loop): Likewise.
8435 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8437 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8441 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8442 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8443 either -ffast-math or -funsafe-math-optimizations is in use.
8445 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8446 * config/mips/irix-csr.c: New file.
8447 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8448 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8449 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8452 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8454 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8455 redundant, incorrect definitions.
8457 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8459 ("*tls_indirect_call"): New, reference hard regs directly.
8460 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8462 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8464 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8465 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8467 2005-02-06 Roger Sayle <roger@eyesopen.com>
8469 PR rtl-optimization/19800
8470 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8471 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8474 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8476 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8478 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8481 * doc/invoke.texi: Correct documentation of -freorder-functions.
8483 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8486 * doc/invoke.texi: Don't mention gccbug.
8488 2005-02-06 Roger Sayle <roger@eyesopen.com>
8489 Andrew Pinski <pinskia@physics.uc.edu>
8490 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8492 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8493 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8494 into just (zero_extract:SI FOO (const_int 1) BAR).
8496 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8498 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8499 macro locally. Don't give last revision date. Use GCC version
8500 number from gcc-common.texi.
8501 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8502 revision date. Use GCC version number from gcc-common.texi.
8503 Describe being a library as current state rather than as 3.x
8505 * doc/gcc.texi: Remove last update date.
8506 * doc/gccint.texi: Likewise. Update copyright dates.
8507 * doc/install.texi: Update copyright dates.
8509 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8512 * doc/invoke.texi: Mention for each option included in -Wall that
8513 it is included in -Wall.
8514 * doc/gcc.texi: Update copyright and last modification date.
8516 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8518 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8519 unnecessary cast to original induction variable increments.
8521 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8523 PR tree-optimization/18219
8524 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8525 in distributed form.
8527 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8529 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8530 Set bitpos and offset later in the function. Do nothing if the
8531 target is a register and if the bitfield lies completely outside
8533 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8534 here. Return an uninitialised register if the source value is stored
8535 in a register and the bitfield lies completely outside that register.
8537 2005-02-06 Steven Bosscher <stevenb@suse.de>
8539 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8542 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8544 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8546 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8548 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8549 * config/darwin8.h: New.
8550 * config/darwin7.h: Update comment.
8552 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8553 Dorit Naishlos <dorit@il.ibm.com>
8555 * tree-vectorizer.h (LOC): New type.
8556 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8557 (loop_line_number): New field in struct _loop_vec_info.
8558 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8560 * tree-vectorizer.c (input.h): Included.
8561 (find_loop_location): New function.
8562 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8563 loop line number removed.
8564 (vect_debug_details): Likewise.
8565 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8567 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8568 call to vect_debug_details/stats changed from loop to loop_loc.
8569 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8570 (slpeel_tree_peel_loop_to_edge): Likewise.
8572 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8573 changed from NULL to UNKNOWN_LOC.
8574 (vect_get_base_and_offset):
8575 (vect_create_addr_base_for_vector_ref):
8576 (get_vectype_for_scalar_type):
8577 (vect_create_data_ref_ptr):
8579 (vect_get_vec_def_for_operand):
8580 (vect_finish_stmt_generation):
8581 (vectorizable_assignment):
8582 (vectorizable_operation):
8583 (vectorizable_store):
8584 (vectorizable_load):
8585 (vect_transform_stmt):
8586 (vect_update_ivs_after_vectorizer):
8587 (vect_do_peeling_for_loop_bound):
8588 (vect_do_peeling_for_alignment):
8589 (vect_transform_loop):
8590 (vect_is_simple_use):
8591 (vect_analyze_operations):
8592 (vect_is_simple_iv_evolution):
8593 (vect_analyze_scalar_cycles):
8594 (vect_analyze_data_ref_dependences):
8595 (vect_compute_data_ref_alignment):
8596 (vect_enhance_data_refs_alignment):
8597 (vect_analyze_data_ref_access):
8598 (vect_analyze_data_ref_accesses):
8599 (vect_analyze_pointer_ref_access):
8600 (vect_get_memtag_and_dr):
8601 (vect_analyze_data_refs):
8602 (vect_mark_relevant):
8603 (vect_stmt_relevant_p):
8604 (vect_mark_stmts_to_be_vectorized):
8605 (vect_can_advance_ivs_p):
8606 (vect_get_loop_niters):
8607 (vect_analyze_loop):
8608 (vectorize_loops): Likewise.
8610 (vectorizable_load): Argument in call to vect_debug_details/stats
8611 changed from loop to LOOP_LOC (loop_vinfo).
8612 (vect_transform_loop):
8613 (vect_analyze_operations):
8614 (vect_analyze_scalar_cycles):
8615 (vect_analyze_data_ref_dependence):
8616 (vect_enhance_data_refs_alignment):
8617 (vect_analyze_data_ref_accesses):
8618 (vect_analyze_pointer_ref_access):
8619 (vect_analyze_data_refs):
8620 (vect_analyze_loop): Likewise.
8622 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8623 changed from loop to loop_loc.
8625 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8627 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8628 Dorit Naishlos <dorit@il.ibm.com>
8630 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8632 (vect_analyze_data_ref_dependences): Likewise.
8634 (vect_is_simple_use): Argument changed from loop structure to
8635 loop_vect_info structure.
8636 (vect_can_advance_ivs_p): Likewise.
8637 (vect_create_index_for_vector_ref): Likewise.
8638 (vect_update_ivs_after_vectorizer): Likewise.
8639 (new_stmt_vec_info): Likewise.
8641 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8642 changed from loop to loop_vinfo.
8643 (vect_create_data_ref_ptr): First argument in call to
8644 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8645 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8646 was changed from loop to loop_vinfo.
8647 (vectorizable_operation): Likewise.
8648 (vectorizable_store): Likewise.
8649 (vect_mark_stmts_to_be_vectorized): Likewise.
8650 (vect_do_peeling_for_loop_bound): First argument in call to
8651 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8652 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8653 was changed from loop to loop_vinfo.
8654 (vect_analyze_data_ref_dependences): Third argument in call to
8655 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8657 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8658 (vect_create_data_ref_ptr): Likewise.
8659 (vect_init_vector): Likewise.
8660 (vect_get_vec_def_for_operand): Likewise.
8661 (vectorizable_assignment): Likewise.
8662 (vectorizable_operation): Likewise.
8663 (vectorizable_store): Likewise.
8664 (vectorizable_load): Likewise.
8665 (vect_update_ivs_after_vectorizer): Likewise.
8666 (vect_is_simple_use): Likewise.
8667 (vect_analyze_data_ref_dependence): Likewise.
8668 (vect_analyze_pointer_ref_access): Likewise.
8669 (vect_can_advance_ivs_p): Likewise.
8671 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8672 before _stmt_vec_info.
8673 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8674 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8675 (new_stmt_vec_info): Argument changed from loop structure to
8676 loop_vect_info structure
8678 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8679 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8680 (vect_create_addr_base_for_vector_ref): Likewise.
8681 (vect_analyze_pointer_ref_access): Likewise.
8683 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8686 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8687 phi flag if the phi is abnormal.
8689 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8692 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8693 information for the new statement.
8695 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8698 * gcc.c (main): Include the target in -v output.
8700 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8702 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8703 Do not drop the extend if we'd have to add a paradoxical subreg
8704 later. Include optabs.h and insn-codes.h.
8705 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8707 2005-02-02 Roger Sayle <roger@eyesopen.com>
8710 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8711 * fold-const.c (const_binop): Avoid constant folding floating
8712 point operations in modes that use composite representations.
8713 * simplify-rtx.c (simplify_binary_operation): Likewise.
8715 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8717 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8719 (altivec_dstt): Likewise.
8720 (altivec_dstst): Likewise.
8721 (altivec_dststt): Likewise.
8722 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8725 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8727 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8728 EXPR_LOCUS from orig_cond to the new cond_stmt.
8729 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8732 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8734 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8735 standard_iv_increment_position. Remove call to bsi_next
8736 (no need to bump the iterator anymore).
8737 (vect_create_index_for_vector_ref): Call
8738 standard_iv_increment_position. Remove second function argument.
8739 (vect_finish_stmt_generation): Remove call to bsi_next
8740 (no need to bump the iterator anymore).
8741 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8742 to vect_create_index_for_vector_ref.
8744 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8746 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8747 phis are used out of the loop.
8749 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8752 * c-decl.c (undef_nested_function): New variable.
8753 (pop_scope): Diagnose undefined nested functions.
8754 (finish_function): Don't attempt cgraph processing or genericizing
8755 if current top-level function contained an undefined nested
8756 function. Reset undef_nested_function at the end of a top-level
8759 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8761 * tree.c (build_int_cst_type): Take sign of the value into account
8762 when deciding whether sign extend the value.
8764 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8767 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8768 (cpp_options, cc1_options): Change %{std*&ansi} to
8769 %{std*&ansi&trigraphs}.
8771 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8773 * cse.c: Update comments.
8775 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8777 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8778 arguments go on the stack. Do not put complex doubles in odd/even
8781 2005-02-02 Steven Bosscher <stevenb@suse.de>
8783 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8784 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8785 -ftree-pre, and -fthread-jumps.
8787 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8789 PR tree-optimization/19578
8790 * tree-flow.h (modified_noreturn_calls): Declare.
8791 (noreturn_call_p): Declare.
8792 * tree-flow-inline.h (noreturn_call_p): New function.
8793 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8794 * tree-cfg.c (modified_noreturn_calls): New variable.
8795 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8796 that contain a mid-block noreturn call.
8797 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8799 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8801 * df.c (df_def_record_1, df_uses_record): Don't use
8803 * df.h (DF_FOR_REGALLOC): Remove.
8805 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8808 * c-typeck.c (really_start_incremental_init): Reset
8809 constructor_max_index for arrays of incomplete type.
8811 2005-02-02 Jeff Law <law@redhat.com>
8813 * gcse.c (struct reg_set): Store the block index where the register
8814 was set rather than the setting insn.
8815 (record_one_set, compute_transp): Corresponding changes.
8816 (pre_insert_copy_insn): Do not call replace_one_set.
8817 (replace_one_set): Remove.
8819 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8822 * doc/gcov.texi: Fix typo.
8824 2005-02-01 Richard Henderson <rth@redhat.com
8827 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8828 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8830 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8831 * config/i386/i386-protos.h: Update.
8833 2005-02-01 Steven Bosscher <stevenb@suse.de>
8835 PR tree-optimization/19217
8836 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8837 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8838 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8839 that it is walking a PHI node.
8841 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8843 * doc/extend.texi (Nested Functions): Update.
8845 2005-02-01 Richard Henderson <rth@redhat.com>
8848 * optabs.c (expand_copysign_absneg): Export.
8849 * optabs.h (expand_copysign_absneg): Declare.
8850 * config/rs6000/rs6000.md (copysigntf3): New.
8852 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8854 PR tree-optimization/19633
8855 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8856 * tree-ssa-alias.c (init_alias_info): Initialize.
8857 (merge_pointed_to_info): Set.
8858 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8859 (dump_points_to_info_for): Show value of pt_null.
8860 (struct count_ptr_d): Declare.
8861 (find_ptr_dereference): Remove.
8862 (ptr_is_dereferenced_by): Remove.
8863 (count_ptr_derefs): New local function.
8864 (count_uses_and_derefs): New local function.
8865 (compute_points_to_and_addr_escape): Call it. If the number
8866 of dereferences is greater than zero, mark the pointer as
8867 dereferenced. If there are fewer dereferences than uses of
8868 the pointer, the pointer's value escapes.
8870 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8872 PR tree-optimization/19670
8873 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8875 (verify_use): ... set it here, instead.
8877 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8879 * doc/sourcebuild.texi (Test directives): Fix formatting.
8881 * doc/sourcebuild.texi (Test directives): Describe selector
8884 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8886 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8887 specific 64-bit CPUs.
8889 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8892 * arm.c (arm_eliminable_register): New function.
8893 (adjacent_mem_locations): Don't allow eliminable registers. Use
8894 HOST_WIDE_INT for address offsets.
8895 * arm-protos.h (arm_eliminable_register): Add prototype.
8897 2005-02-01 Steven Bosscher <stevenb@suse.de>
8899 PR optimization/15242
8900 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8901 * basic-block.h (duplicate_computed_gotos): Add prototype.
8902 * bb-reorder.c (duplicate_computed_gotos): New function to
8903 duplicate sufficiently small blocks ending in a computed jump.
8904 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8905 if not optimizing for size.
8906 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8907 never do tail merging for blocks ending in a computed jump.
8908 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8910 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8912 Patch from Richard Sandiford <rsandifo@redhat.com>
8913 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8914 from inheriting a subreg equivalence with a non-spill register.
8916 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8918 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8920 * config/frv/frv.c (movcc_fp_destination_operand): New.
8921 (gpr_or_memory_operand): Fix typo in comment.
8922 (gpr_or_memory_operand_with_scratch): New.
8923 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
8924 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
8925 movcc_fp_destination_operand.
8926 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
8927 Legitimize memory addresses using a scratch register.
8929 2005-01-31 Jeff Law <law@redhat.com>
8931 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
8932 bitmap a sparse bitmap instead of a simple bitmap.
8933 (mark_def_sites_initialize_block): Corresponding changes.
8934 (ssa_mark_def_sites_initialize_block): Likewise.
8935 (ssa_mark_phi_uses): Likewise.
8936 (mark_def_site, ssa_mark_def_sites): Likewise.
8937 (mark_def_site_blocks): Likewise.
8938 (rewrite_ssa_into_ssa): Likewise.
8940 * tree-ssa-dom.c (record_cond): Pass correct variable type
8941 for last argument to htab_find_slot_with_hash.
8943 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
8944 effects when optimizing 0 % X. Do not try to optimize X % 0.
8946 2005-01-31 James E. Wilson <wilson@specifixinc.com>
8948 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
8951 2005-02-01 Eric Christopher <echristo@redhat.com>
8953 * config/mips/mips.c (override_options): Warn if -mint64
8955 * doc/invoke.texi (MIPS Options): Document that -mint64 is
8958 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
8960 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
8962 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
8963 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
8964 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
8965 (cached_regno): Initialize to INVALID_REGNUM.
8966 (cse_reg_info_table_size,
8967 cse_reg_info_table_first_uninitialized,
8968 cse_reg_info_timestamp): New.
8969 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
8971 (init_cse_reg_info, get_cse_reg_info_1): New.
8972 (get_cse_reg_info): Cache the last look-up.
8973 (new_basic_block): Update the code to clear mappings from
8974 registers to cse_reg_info entries.
8975 (cse_main): Call init_cse_reg_info.
8977 * cse.c (get_cse_reg_info): Update a comment.
8979 2005-01-31 Steven Bosscher <stevenb@suse.de>
8982 * c-decl.c (start_decl): Do not warn about arrays of elements with
8983 an incomplete type here.
8984 (grokdeclarator): Do it here by making a pedwarn an error.
8985 * c-typeck.c (push_init_level): If there were previous errors with
8986 the constructor type, do not warn about braces for initializers.
8987 (process_init_element): Likewise for excess initializer elements.
8989 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
8991 * cse.c (delete_trivially_dead_insn): Don't iterate.
8993 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
8995 * config/rs6000/rs6000.md (copysignsf3): New expand.
8996 (copysigndf3): Likewise.
8998 2005-01-31 Steven Bosscher <stevenb@suse.de>
9000 * recog.c (constrain_operands): Only look for earlyclobber operand
9001 conflicts if an '&' constraint was seen.
9003 2005-01-31 Marc Espie <espie@openbsd.org>
9005 * config.gcc: Don't include embedded systems fragment, switches default
9006 debugging format to ELF.
9007 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9008 longer pick it up there.
9010 2005-01-31 Dale Johannesen <dalej@apple.com>
9012 * doc/extend.texi (nested functions): Fix linkage description.
9013 Clarify that static is not allowed.
9015 2005-01-31 Dale Johannesen <dalej@apple.com>
9017 * config/rs6000/darwin.md (movsf_low_di): Make work.
9018 (movdf_low_di): Make work.
9020 2005-01-31 Dale Johannesen <dalej@apple.com>
9022 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9023 Make work for 64 bit.
9025 2005-01-31 Roger Sayle <roger@eyesopen.com>
9026 Dale Johannesen <dalej@apple.com>
9029 * fold-const.c (fold_binary_op_with_conditional_arg):
9030 Make types match original operands, before STRIP_NOPS.
9032 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9034 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9035 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9036 (struct gcc_sigcontext): Delete. Merge contents to..
9037 (struct gcc_ucontext): ..here.
9038 (get_sigcontext): Delete.
9039 (get_regs): New function, like get_sigcontext but return regs ptr.
9040 64-bit version finds regs from r1 to support vdso.
9041 (ppc_linux_aux_vector): New function.
9042 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9045 2005-01-31 Ira Rosen <irar@il.ibm.com>
9047 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9049 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9050 redundant fold. Fix misalignment for MINUS_EXPR.
9051 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9052 (vect_analyze_pointer_ref_access): Likewise.
9053 (vect_get_memtag_and_dr): Likewise.
9055 2005-01-31 Richard Henderson <rth@redhat.com>
9057 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9058 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9059 absnegdf2_i387, absnegxf2_i387): Likewise.
9061 2005-01-31 Richard Henderson <rth@redhat.com>
9064 * optabs.c (expand_copysign_absneg): New.
9065 (expand_copysign_bit): Split out from ...
9066 (expand_copysign): ... here. Use expand_copysign_absneg.
9068 2005-01-30 Roger Sayle <roger@eyesopen.com>
9071 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9072 constant as the second operand and a register as the third.
9074 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9077 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9078 that dllimport'd functions do not use all call-clobbered registers
9081 2005-01-30 Richard Henderson <rth@redhat.com>
9084 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9085 expand_abs_nojump and generalize. Use operand_subword and
9086 emit_no_conflict_block. Support large modes.
9087 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9089 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9090 negation to subtraction.
9091 (expand_copysign): Check that the format has signed zeros.
9092 Use operand_subword and emit_no_conflict_block. Support large modes.
9094 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9096 Fix PR tree-optimization/19624
9098 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9099 * tree-ssa-pre.c: Add cfgloop.h.
9101 (pre_stats): New member, constified.
9102 (inserted_exprs): New static variable.
9103 (NECESSARY): New macro.
9104 (create_expression_by_pieces): Fold the expression, and
9105 mark it as defaulting to not necessary. Also put in
9107 (fully_constant_expression): New function.
9108 (insert_into_preds_of_block): Modify to not insert phis when we
9109 are playing with induction variables.
9110 Push phis onto the inserted_exprs vector, and mark them as not
9111 necessary by default.
9112 (insert_aux): Call fully_constant_expression on eprime.
9113 If all edges produce the same value, mark it constant.
9114 (mark_operand_necessary): New function.
9115 (remove_dead_inserted_code): New function.
9116 (init_pre): Init loop optimizer to get loop info.
9117 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9118 (execute_pre): Commit edge inserts, then remove dead code.
9120 2005-01-30 Richard Henderson <rth@redhat.com>
9122 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9123 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9125 2005-01-30 Richard Henderson <rth@redhat.com>
9128 * config/i386/i386.c (ix86_expand_copysign): New.
9129 (ix86_split_copysign_const): New.
9130 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9131 rearrange op1/nmask operands.
9132 * config/i386/i386-protos.h: Update.
9133 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9134 (copysigndf3): Likewise.
9135 (copysignsf3_const, copysigndf3_const): New.
9136 (copysignsf3_var): Rename from copysignsf3, split out splitter
9137 and fix split predicate for X constraint.
9138 (copysigndf3_var): Similarly.
9140 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9142 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9143 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9144 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9146 2005-01-29 Richard Henderson <rth@redhat.com>
9149 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9150 of # and * in constraints.
9152 2005-01-29 Richard Henderson <rth@redhat.com>
9155 * expr.c (store_field): Don't strip sub-mode cast when the input
9156 data is even smaller.
9158 2005-01-29 Richard Henderson <rth@redhat.com>
9161 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9164 2005-01-29 Richard Henderson <rth@redhat.com>
9166 * combine.c (make_field_assignment): Fix argument order
9169 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9171 PR tree-optimization/15791
9172 * fold-const.c (extract_array_ref): New function.
9173 (fold): Fold comparisons between &a[i] and &a[j] or
9174 semantically equivalent trees.
9176 2005-01-29 Jeff Law <law@redhat.com>
9178 * gcse.c (insert_expr_in_table): Revamp handling of available
9179 and anticipatable occurrence lists to avoid unnecessary list
9181 (insert_set_in_table): Similarly.
9183 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9185 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9187 (c_build_qualified_type): Build qualified array types with
9188 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9189 * c-decl.c (c_make_fname_decl): Build unqualified array type
9190 before qualified type.
9191 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9192 type is qualified, not just if type itself is. Don't apply
9193 qualifiers to array type when declarator is processed. Apply
9194 qualifiers to field type whether or not it is an array type.
9195 Don't handle array types specially for applying qualifiers to
9197 * c-typeck.c (composite_type): Build unqualified element type and
9198 array type when forming composite of array types.
9199 (common_pointer_type, comptypes, comp_target_types,
9200 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9201 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9203 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9204 (args2) in variables a1 and a2.
9206 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9208 * cse.c (n_elements_made, max_elements_made): Remove.
9209 (insert): Don't touch n_elements_made.
9210 (cse_main): Don't touch n_elements_made or max_elements_made.
9212 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9215 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9216 configuration part of dp-bit.c to be lost.
9218 2005-01-28 Roger Sayle <roger@eyesopen.com>
9220 * expmed.c (expand_mult_highpart_optab): When attempting to use
9221 a non-widening multiplication in a wider mode, the operands need
9222 to be converted (zero or sign extended) to that mode.
9224 2005-01-28 Ian Lance Taylor <ian@airs.com>
9228 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9229 through if both operands fall through.
9231 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9233 * cse.c (fold_rtx) <PC>: Don't optimize.
9235 2005-01-28 Jeff Law <law@redhat.com>
9237 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9238 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9240 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9242 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9243 cse_reg_info_used_list_end): Remove.
9244 (cse_reg_info_list, cse_reg_info_list_free): New.
9245 (get_cse_reg_info): When allocating an instance of
9246 cse_reg_info, add it to the beginning of the cse_reg_info_list
9247 list. Remove code to maintain cse_reg_info_used_list.
9248 (new_basic_block): Reset the free list to the beginning of
9251 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9253 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9254 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9255 (frv_expand_mdpackh_builtin): New function.
9256 (frv_expand_builtin): Use it to expand __MDPACKH.
9257 * doc/extend.texi (__MDPACKH): Update documentation.
9259 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9261 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9262 SSE_FLOAT_MODE_P for use_sse computation.
9264 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9267 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9269 2005-01-27 Richard Henderson <rth@redhat.com>
9271 * builtins.c (expand_builtin_copysign): New.
9272 (expand_builtin): Call it.
9273 * genopinit.c (optabs): Add copysign_optab.
9274 * optabs.c (init_optabs): Initialize it.
9275 (expand_copysign): New.
9276 * optabs.h (OTI_copysign, copysign_optab): New.
9277 (expand_copysign): Declare.
9279 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9280 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9282 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9283 (ix86_expand_fp_absneg_operator): ... here.
9284 (ix86_split_copysign): New.
9285 * config/i386/i386-protos.h: Update.
9286 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9287 (copysignsf3, copysigndf3): New.
9289 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9290 (copysignsf3, ncopysignsf3): New.
9291 (copysigndf3, ncopysigndf3): New.
9292 (copysignxf3, ncopysignxf3): New.
9293 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9295 2005-01-27 Arend Bayer <arend.bayer@web.de>
9296 Kazu Hirata <kazu@cs.umass.edu>
9298 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9299 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9300 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9303 2005-01-27 Jeff Law <law@redhat.com>
9305 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9306 definitions of SSA_NAMEs which are not being rewritten.
9307 (rewrite_ssa_into_ssa): Only initialize the current definition
9308 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9309 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9310 SSA_NAMEs before returning.
9312 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9314 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9315 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9316 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9317 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9318 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9320 2005-01-27 Steven Bosscher <stevenb@suse.de>
9323 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9324 higher to -O2 and higher. Likewise for tree PRE.
9325 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9328 2005-01-27 Ian Lance Taylor <ian@airs.com>
9331 * gimple-low.c (try_catch_may_fallthru): New static function.
9332 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9333 * tree-inline.c (expand_call_inline): Don't warn about reaching
9334 the end of a non-void function being inlined if the function uses
9337 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9339 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9342 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9343 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9344 (implicitly_declare): Handle error_mark_node.
9346 2005-01-27 Richard Henderson <rth@redhat.com>
9349 * tree.h (struct tree_decl): Add debug_expr_is_from.
9350 (DECL_DEBUG_EXPR_IS_FROM): New.
9351 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9352 * dwarf2out.c (dwarf2out_var_location): Update to match.
9353 * tree-outof-ssa.c (create_temp): Likewise.
9354 * var-tracking.c (track_expr_p): Likewise.
9355 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9356 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9357 * toplev.c (default_tree_printer): Likewise.
9359 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9361 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9362 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9364 2005-01-27 Steven Bosscher <stevenb@suse.de>
9366 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9367 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9368 ASM_CLOBBERS): Add tree checks.
9370 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9371 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9372 * c-common.def (SWITCH_STMT): Update to match.
9373 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9374 macros instead of SWITCH_EXPR ones.
9375 * c-dump.c (c_dump_tree): Likewise.
9376 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9377 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9379 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9381 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9383 * unwind-dw2.c (execute_stack_op): Add missing cases for
9384 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9386 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9388 * config.gcc (Obsolete configurations): Remove 'dummy', add
9389 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9392 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9394 PR tree-optimization/19633
9395 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9397 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9398 are no call-clobbered variables.
9399 * tree-outof-ssa.c (check_replaceable): Return false for calls
9402 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9404 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9405 even for variables with NULL DECL_INITIAL.
9407 2005-01-26 Stuart Hastings <stuart@apple.com>
9409 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9411 2005-01-26 Richard Henderson <rth@redhat.com>
9414 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9416 * expr.c (store_field): Strip conversions to odd-bit-sized types
9417 if the destination field width matches.
9419 2005-01-26 Richard Henderson <rth@redhat.com>
9421 * c-decl.c, expmed.c, expr.c: Revert last change.
9423 2005-01-26 Richard Henderson <rth@redhat.com>
9426 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9428 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9429 if we don't need the bits above those present in the current mode.
9430 * expr.c (store_field): Strip conversions to odd-bit-sized types
9431 if the destination field width matches.
9433 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9435 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9436 either -ffast-math or -funsafe-math-optimizations is in use.
9438 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9442 * config/avr/avr.c (notice_update_cc): Only set condition code for
9443 ashrqi3 if shift count > 0.
9444 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9445 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9446 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9447 count <= 0 as a no-op, and shift count >= width by copying zero
9448 or sign bit to all bits of the result.
9449 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9450 count, with attribute "length" set to 0 and "cc" set to "none".
9452 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9454 * doc/invoke.texi: Document -mTLS.
9456 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9457 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9458 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9459 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9460 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9461 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9462 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9463 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9465 * configure.ac: Check for a TLS capable gas.
9467 * configure: Regenerate.
9469 2005-01-26 Richard Henderson <rth@redhat.com>
9472 * combine.c (make_field_assignment): Simplify store to zero_extract
9473 from a source with an overlapping mask.
9475 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9477 2004-11-11 Eric Christopher <echristo@redhat.com>
9479 * config/frv/frv.md: Add fr400_integer automaton. Don't
9480 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9483 2005-01-26 Steven Bosscher <stevenb@suse.de>
9486 * cfgbuild.c (make_edges): Do not clear or set
9487 current_function_has_computed_jump.
9488 * function.h (struct function): Remove the has_computed_jump field.
9489 (current_function_has_computed_jump): Do not define.
9490 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9491 in a computed jump. Ignore current_function_has_computed_jump.
9493 2005-01-26 Richard Henderson <rth@redhat.com>
9496 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9497 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9499 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9500 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9501 objects into static storage if they have more than one non-zero value.
9502 * tree.h (categorize_ctor_elements): Update decl.
9504 2005-01-26 Steven Bosscher <stevenb@suse.de>
9507 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9508 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9509 to this function from 2004-07-10.
9510 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9511 the current function for tail call optimizations if the address
9512 of one of it its arguments is taken.
9514 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9516 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9518 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9520 * function.c (expand_function_end): If current_function_calls_alloca,
9521 emit stack restore in a place that is reached when the function falls
9524 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9526 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9527 rule to avoid matching inappropriate suffix rule.
9529 2005-01-26 Jan Hubicka <jh@suse.cz>
9531 PR tree-optimization/19241
9532 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9534 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9536 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9537 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9539 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9540 <sim*>: Always use crt1.o, regardless of N in simN.
9541 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9542 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9543 (CRT_CALL_STATIC_FUNCTION): Remove.
9544 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9545 use crt1.o, regardless of N in simN.
9546 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9547 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9548 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9549 case isystem setting.
9550 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9552 2005-01-25 Ian Lance Taylor <ian@airs.com>
9554 * gimple-low.c (block_may_fallthru): Correct handling of
9555 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9557 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9559 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9560 handlers to match indentation; nested under the mtune=* handler.
9561 Similar for mcpu= and march=.
9563 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9565 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9566 * config/mips/linux64.h (LIB_SPEC): Likewise.
9567 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9568 * config/sh/linux.h (LIB_SPEC): Likewise.
9570 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9572 * config/frv/frv.c (frv_legitimize_tls_address): New.
9573 (TARGET_HAVE_TLS): Define.
9574 (FRV_SYMBOL_REF_TLS_P): Define.
9575 (frv_override_options): Handle new register classes.
9576 (frv_legitimate_address_p): Reject tls addresses.
9577 (frv_legitimize_address): Handle TLS addresses.
9578 (gen_inlined_tls_plt): New.
9580 (frv_legitimize_tls_address): New.
9581 (unspec_got_name): Add TLS entries.
9582 (got12_operand): Add R_FRV_TLSMOFF12 case.
9583 (frv_emit_move): Fixup TLS addresses.
9584 (frv_emit_movsi): Legitimize TLS addresses.
9586 * config/frv/frv.h (MASK_BIG_TLS): New.
9587 (TARGET_BIG_TLS): New.
9588 (HAVE_AS_TLS): Define.
9589 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9590 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9591 (REG_CLASS_NAMES): Same.
9592 (REG_CLASS_CONTENTS): Same.
9593 (CONSTRAINT_LEN): New.
9594 (REG_CLASS_FROM_CONSTRAINT): New.
9595 (PREDICATE_CODES): Add symbolic_operand.
9597 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9598 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9599 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9600 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9601 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9602 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9603 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9604 GR9_REG, GR14_REG, LRREG.
9605 (type): Add load_or_call attribute.
9606 ("load_or_call"): New reservation.
9607 ("call_gettlsoff"): New.
9608 ("tls_indirect_call"): New.
9609 ("tls_load_gottlsoff12"): New.
9610 ("tlsoff_hilo"): New.
9611 ("tls_tlsdesc_ldd"): New.
9612 ("tls_tlsoff_ld"): New.
9615 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9617 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9619 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9620 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9621 * config/frv/frv.c (TLS_BIAS): Define.
9622 (frv_output_dwarf_dtprel): New.
9624 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9626 PR rtl-optimization/19579
9627 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9628 both A and B, see if they don't clobber registers the other expr uses.
9630 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9632 * real.c (do_add): Initialize signalling and canonical members.
9634 * real.c (real_from_integer): Zero out destination.
9636 2005-01-18 Jan Hubicka <jh@suse.cz>
9638 PR tree-optimize/19337
9639 * tree-inline.c (initialize_inlined_parameters): Copy
9640 saved_static_chain_decl only.
9642 2005-01-25 Richard Henderson <rth@redhat.com>
9646 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9647 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9648 80387 enabled, to return a proper subclass. Return the subset that
9649 overlaps with GENERAL_REGS for PLUS.
9650 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9652 2005-01-25 Richard Henderson <rth@redhat.com>
9655 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9657 2005-01-25 Roger Sayle <roger@eyesopen.com>
9659 * expmed.c (choose_multiplier): Change interface to return the
9660 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9661 (expand_divmod): Update calls to choose_multiplier.
9663 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9666 * expmed.c (extract_bit_field): Use adjust_address instead of
9667 gen_lowpart when op0 is a MEM.
9669 2005-01-24 Steven Bosscher <stevenb@suse.de>
9671 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9673 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9675 * config/mips/irix-csr.c: New file.
9676 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9677 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9678 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9681 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9684 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9685 sparc/elf.h, add sparc/sp-elf.h.
9686 (sparc-*-rtems*): Likewise.
9687 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9688 tm-dwarf2.h, add sparc/sp-elf.h.
9689 (sparc86x-*-elf): Likewise.
9690 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9691 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9692 TARGET_OS_CPP_BUILTINS.
9693 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9694 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9696 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9697 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9698 (SWITCH_TAKES_ARG): Likewise.
9699 (LOCAL_LABEL_PREFIX): Likewise.
9700 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9701 (TARGET_N_FORMAT_TYPES): Delete.
9702 (TARGET_FORMAT_TYPES): Likewise.
9703 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9704 * config/sparc/elf.h: Delete.
9705 * config/sparc/sp-elf.h: New file.
9707 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9709 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9710 * tree-flow.h: Remove the corresponding prototype.
9711 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9712 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9714 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9717 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9718 for AIX ABI or ELF -fPIC.
9719 (rs6000_emit_load_toc_table): Don't create toc_section here.
9720 (rs6000_xcoff_file_start): Nor here.
9722 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9724 * sh.c (ra.h): Don't #include.
9725 (hard_regs_intersect_p): New function, resurrected from ra.c.
9727 * sh.c: Fix 1996 Copyright.
9729 2005-01-24 Richard Henderson <rth@redhat.com>
9730 Aldy Hernandez <aldyh@redhat.com>
9732 * regrename.c (note_sets): Handle subregs.
9734 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9737 * genconditions.c (write_header, write_conditions): Elide file if
9740 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9742 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9743 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9746 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9748 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9749 expand_builtin_printf, expand_builtin_fprintf,
9750 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9751 checking against POINTER_TYPE.
9752 (validate_arglist): Handle POINTER_TYPE code by checking
9755 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9757 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9759 (for_each_rtx): Call for_each_rtx_1.
9760 * rtl.h (init_rtlanal): Declare.
9761 * toplev.c (backend_init): Call init_rtlanal.
9763 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9765 * flow.c (propagate_one_insn): Formatting.
9768 * flow.c (libcall_dead_p): Be more conservative if unsure.
9769 If there are any instructions between insn and call, see if they are
9770 all dead before saying the libcall is dead.
9772 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9774 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9775 operand constraint for operand 0.
9777 2005-01-23 Richard Henderson <rth@redhat.com>
9780 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9781 edges leading to join block.
9783 2005-01-23 Roger Sayle <roger@eyesopen.com>
9785 * expmed.c (expand_mult_highpart): Make static. Change type of
9786 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9787 (expand_divmod): Updates calls to expand_mult_highpart by using
9788 gen_int_mode to pass a CONST_INT rtx.
9789 * rtl.h (expand_mult_highpart): Remove prototype.
9791 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9793 * flow.c (regset_bytes, regset_size): Remove.
9795 * cfganal.c: Fix a reference to Harvey's paper.
9797 2005-01-23 Steven Bosscher <stevenb@suse.de>
9799 PR rtl-optimization/19464
9800 * tree-optimize.c (init_tree_optimization_passes): Add one more
9801 copyrename pass just before out-of-ssa.
9803 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9806 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9807 * ggc-none.c (ggc_free): Define.
9809 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9811 * cse.c (max_reg, max_insn_uid): Remove.
9812 (cse_main): Don't access max_reg or max_insn_uid.
9814 * c-common.c (explicit_flag_signed_bitfields,
9815 lang_statement_code_p, lang_expand_function_end): Remove.
9816 * c-common.h: Remove the corresponding declarations.
9817 * c-opts.c (c_common_handle_option): Remove all write access
9818 to explicit_flag_signed_bitfields.
9820 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9821 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9822 * cgraph.h: Remove the corresponding declaration.
9824 * gcse.c (null_pointer_info): Remove.
9826 2005-01-23 Roger Sayle <roger@eyesopen.com>
9827 Eric Botcazou <ebotcazou@libertysurf.fr>
9829 * combine.c (simplify_logical): Only simplify logical expressions
9830 of the form ior(and(x,y),z) by the inverse distributive law if the
9831 result is cheaper than the original.
9833 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9835 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9836 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9837 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9838 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9839 config/freebsd-spec.h, config/arm/arm.h,
9840 config/h8300/h8300.md, config/i386/i386.md,
9841 config/i386/predicates.md, config/i386/sse.md,
9842 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9843 config/vax/vax.md: Fix comment typos. Follow spelling
9846 2005-01-23 Steven Bosscher <stevenb@suse.de>
9848 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9849 tests, instead of `less than'.
9851 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9853 * function.c (assign_parm_setup_block): When creating a new stack slot
9854 for a parameter, get its alignment from the parameter's DECL_ALIGN
9855 rather than the type's TYPE_ALIGN. Make sure that the parameter
9856 is at least word aligned.
9858 2005-01-22 Roger Sayle <roger@eyesopen.com>
9861 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9863 2005-01-22 Richard Henderson <rth@redhat.com>
9866 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9867 in both compare operands.
9868 (movdfcc_1_sse_max): Likewise.
9869 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9870 (movdfcc_1_sse): Likewise.
9871 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9872 scratch register as needed.
9874 2005-01-22 Richard Henderson <rth@redhat.com>
9876 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9878 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9880 2005-01-22 Richard Henderson <rth@redhat.com>
9882 * genopinit.c (optabs): Use smin/smax for floating point too.
9883 * doc/md.texi: Update to match. Clarify that floating point
9884 results are undefined for +0/-0 and NaN.
9885 * doc/rtl.texi: Likewise.
9886 * rtl.def (SMIN, SMAX): Likewise
9887 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9889 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9890 leading 's' to the name.
9891 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9892 smaxxf3, sminxf3): Likewise.
9893 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9896 2005-01-22 Paul Brook <paul@codesourcery.com>
9898 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9900 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9902 * config/s390/s390.c (struct processor_costs): New fields
9903 dlgr, dlr, dr, dsgfr, dsgr.
9904 (z900_cost, z990_cost): Values for new fields.
9905 (s390_rtx_costs): New cases MEM und COMPARE in switch
9906 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9907 DIV, MOD, UDIV, UMOD.
9909 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9911 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9912 into the register being decremented.
9913 ("doloop_si31", "doloop_di"): Likewise.
9914 ("*doloop_si_long"): Adapt pattern.
9916 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9918 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9920 (CLASS_MAX_NREGS): Likewise.
9922 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
9924 * doc/tree-ssa.texi (Statement Operands): Add example for new
9925 must-def macro. Note deprecation of old operands interface.
9927 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
9929 PR tree-optimization/19484
9930 * tree-cfg.c (remove_fallthru_edge): New function.
9931 (cleanup_control_flow): Remove fallthru edges from calls that are
9932 now known not to return.
9934 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
9936 Fix PR tree-optimization/19038
9937 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
9938 copies with loop variant ones.
9940 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
9942 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
9943 config/alpha/alpha-protos.h, config/alpha/alpha.h,
9944 config/alpha/alpha.md, config/alpha/predicates.md,
9945 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
9946 config/sparc/sol2.h: Update copyright.
9948 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
9949 first label to see if it is a nonlocal label.
9951 2005-01-22 David Edelsohn <edelsohn@gnu.org>
9952 Andrew Pinski <pinskia@physics.uc.edu>
9955 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
9956 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
9958 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9960 * config/rs6000/rtems.h: Update copyright.
9962 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
9965 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
9966 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
9967 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
9969 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9972 * c-typeck.c (convert_arguments): Check for error_mark_node.
9974 2005-01-21 Ian Lance Taylor <ian@airs.com>
9976 PR tree-optimization/13000
9977 * tree-inline.c: Include "tree-flow.h".
9978 (expand_call_inline): If warn_return_type, warn if non-void inline
9979 function falls through.
9980 * tree-cfg.c (execute_warn_function_return): Don't warn about
9981 control reaching end if TREE_NO_WARNING is set. Set
9983 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
9985 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
9986 branch if we don't need one.
9987 * c-typeck.c: Include "tree-flow.h"
9988 (c_finish_bc_stmt): Don't add a goto if the current statement
9989 list doesn't fall through to the current point.
9991 2005-01-21 Roger Sayle <roger@eyesopen.com>
9993 PR rtl-optimization/576
9994 * real.c (real_arithmetic): Change return type from void to bool
9995 to return an indication that the result may be inexact.
9996 * real.h (real_arithmeric): Update prototype.
9997 * fold-const.c (const_binop): Don't constant fold floating
9998 point expressions when the user specifies -frounding-math and
9999 the result may depend upon the run-time rounding mode.
10000 (fold_convert_const_real_from_real): Clean-up.
10001 (fold_initializer): Ignore flag_rounding_math for initializers.
10002 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10003 constant fold FP operations with flag_rounding_math if the
10004 result may depend upon the run-time rounding mode.
10006 2005-01-21 Tom Tromey <tromey@redhat.com>
10008 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10010 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10012 * tree-cfg.c: Fix comment typos.
10014 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10016 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10017 around the call to rest_of_handle_branch_target_load_optimize.
10019 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10021 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10022 (sparc64-*-openbsd*): Likewise.
10023 (sparclite-*-elf*): Include tm-dwarf2.h.
10024 (sparc86x-*-elf*): Likewise.
10025 (sparc64-*-elf*): Likewise.
10026 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10027 (DBX_DEBUGGING_INFO): Likewise.
10028 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10029 (PREFERRED_DEBUGGING_TYPE): Likewise.
10030 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10031 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10032 (PREFERRED_DEBUGGING_TYPE): Likewise.
10033 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10034 (PREFERRED_DEBUGGING_TYPE): Likewise.
10035 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10037 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10040 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10042 2005-01-20 Paul Brook <paul@codesourcery.com>
10044 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10046 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10048 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10049 label is first in a sequence of labels.
10051 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10053 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10054 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10056 * doc/sourcebuild.texi (Test Directives): New.
10058 2005-01-20 Roger Sayle <roger@eyesopen.com>
10060 * real.c (real_floor): Don't leave the result uninitialized when
10061 mode is VOIDMode, but return the unrounded intermediate value.
10062 (real_ceil): Likewise.
10064 2005-01-20 Paul Brook <paul@codesourcery.com>
10066 * config/arm/arm.md (insv): Use gen_int_mode.
10068 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10070 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10071 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10072 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10073 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10074 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10076 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10079 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10080 fbreg, so we have to assume we can't.
10081 (loc_descriptor_from_tree_1): Ditto.
10082 (containing_function_has_frame_base): New function.
10083 (add_location_or_const_value_attribute): Use it.
10084 Also try to generate a frame_base from a single element location
10087 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10089 PR tree-optimization/15349
10090 * timevar.def (TV_TREE_MERGE_PHI): New.
10091 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10093 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10094 calls to tree_forwarder_block_p.
10095 (remove_forwarder_block_with_phi, merge_phi_nodes,
10096 gate_merge_phi, pass_merge_phi): New.
10097 * tree-optimize.c (init_tree_optimization_passes): Add
10099 * tree-pass.h: Add an extern for pass_merge_phi;
10101 2005-01-20 Richard Henderson <rth@redhat.com>
10104 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10105 (_mm_castps_pd, _mm_castps_si128): New.
10106 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10108 2005-01-20 Richard Henderson <rth@redhat.com>
10111 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10112 __builtin_ia32_vec_init_v2si.
10113 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10114 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10115 (ix86_init_mmx_sse_builtins): Create it.
10116 (ix86_expand_builtin): Expand it.
10117 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10118 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10119 (vec_extractv2si_0, vec_extractv2si_1): New.
10121 2005-01-20 Richard Henderson <rth@redhat.com>
10124 * config/i386/i386.c (ix86_expand_push): New.
10125 * config/i386/mmx.md (push<MMXMODE>1): New.
10126 * config/i386/sse.md (push<SSEMODE>1): New.
10127 * config/i386/i386-protos.h: Update.
10129 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10131 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10134 2005-01-20 Richard Henderson <rth@redhat.com>
10136 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10137 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10139 2005-01-19 Richard Henderson <rth@redhat.com>
10142 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10143 to V4SFmode in SSE1 fallback load path.
10145 2005-01-19 Richard Henderson <rth@redhat.com>
10147 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10148 in QImode expansion to ix86_expand_vector_set.
10149 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10151 2005-01-19 Richard Henderson <rth@redhat.com>
10154 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10155 subclass of the input class.
10156 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10157 Always true for cross-SSE1 classes. Rationalize conditionals.
10158 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10159 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10160 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10161 (movdi_2): Add MMX/SSE zeros.
10162 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10163 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10164 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10165 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10166 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10167 (zero_extendsidi2_rex64_1): Remove.
10168 (MOV0 peephole): Check GENERAL_REG_P.
10170 2005-01-19 Richard Henderson <rth@redhat.com>
10173 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10175 (ix86_expand_vector_extract): Likewise.
10177 2005-01-19 Richard Henderson <rth@redhat.com>
10179 PR middle-end/19304
10180 * expr.c (emit_move_change_mode): New argument force; use
10181 simplify_gen_subreg if true.
10182 (emit_move_via_alt_mode): Merge into ...
10183 (emit_move_via_integer): ... here.
10184 (emit_move_ccmode): Use emit_move_change_mode directly.
10186 2005-01-19 Richard Henderson <rth@redhat.com>
10189 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10190 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10191 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10193 (alpha_emit_set_const): Likewise. Make static.
10194 (alpha_emit_set_long_const): Make static.
10195 (alpha_extract_integer): Split out from alpha_expand_mov.
10196 (alpha_split_const_mov): Likewise.
10197 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10198 (alpha_legitimate_constant_p): New.
10199 * config/alpha/alpha-protos.h: Update.
10200 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10201 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10202 * config/alpha/alpha.md (movsi): Add n alternative.
10203 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10204 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10205 (splitters for all of the above): Use alpha_split_const_mov.
10206 * config/alpha/predicates.md (non_add_const_operand): New.
10207 (non_zero_const_operand): New.
10208 (input_operand): Use alpha_legitimate_constant_p after reload.
10210 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10212 PR tree-optimization/19038
10213 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10214 (add_candidate): Add ivs with increment in latch only if
10215 allow_ip_end_pos_p is true.
10216 (determine_iv_cost): Use empty_block_p.
10218 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10220 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10221 (compute_dominance_frontiers): Ditto.
10223 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10226 * config/sh/t-rtems: New.
10227 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10229 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10231 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10232 the offset of the selected field.
10234 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10236 * tree-cfg.c (remove_forwarder_block): Fix the check to
10237 prevent a nonlocal label from appearing in the middle of a
10240 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10242 PR rtl-optimization/19462
10243 * reorg.c (find_end_label): Create return insn only if
10244 current_function_epilogue_delay_list is empty.
10246 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10248 * doc/passes.texi: Remove paragraph mentioning new-ra.
10250 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10252 PR rtl-optimization/15139
10253 * combine.c: Include params.h.
10254 (count_rtxs): New function.
10255 (record_value_for_reg): If replace_rtx would replace at least
10256 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10257 (clobber (const_int 0)) instead of TEM.
10258 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10259 * params.h (MAX_LAST_VALUE_RTL): New.
10260 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10261 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10264 * c-typeck.c (digest_init): Only call build_vector if all constructor
10265 elements are *_CST nodes.
10266 * gimplify.c (gimplify_init_constructor): Likewise.
10268 PR middle-end/19164
10269 * c-typeck.c (digest_init): Only call build_vector if inside_init
10272 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10274 * toplev.c (init_asm_output): Remove dead #ifdef.
10276 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10278 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10280 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10282 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10283 accessing DECL_FUNCTION_CODE.
10284 * dojump.c (do_jump): Likewise.
10285 * gimplify.c (gimplify_call_expr): Likewise.
10286 * predict.c (expr_expected_value): Likewise.
10287 (strip_builtin_expect): Likewise.
10288 * tree-inline.c (estimate_num_insns_1): Likewise.
10289 * tree-ssa-loop-im.c (stmt_cost): Likewise
10290 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10291 (tree_expr_nonnegative_p): Likewise.
10293 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10295 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10296 variant of the load_pcrel_sym pattern.
10297 * config/sparc/sparc.md (P macro): Move to the top.
10298 (load_pcrel_sym): Macroize using P.
10299 (save_register_window): Likewise.
10301 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10303 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10304 ("sordered"): Same.
10306 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10309 * c-typeck.c (build_asm_expr): Strip nops off
10310 input memory operands.
10312 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10314 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10315 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10316 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10317 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10319 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10322 * config/i386/i386.c (override_options): If the 80387 is disabled,
10323 then do not return FP values using FP registers.
10325 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10327 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10328 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10329 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10330 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10331 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10332 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10333 output.h, postreload-gcse.c, postreload.c, recog.c,
10334 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10335 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10336 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10337 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10338 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10339 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10340 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10341 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10343 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10344 config/alpha/alpha.c, config/arm/vfp.md,
10345 config/i386/emmintrin.h, config/i386/i386-modes.def,
10346 config/i386/i386-protos.h, config/i386/i386.h,
10347 config/i386/pmmintrin.h, config/i386/ppro.md,
10348 config/i386/predicates.md, config/i386/xmmintrin.h,
10349 config/i860/i860.c, config/ia64/ia64-modes.def,
10350 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10351 config/ia64/ia64.md, config/ia64/itanium1.md,
10352 config/ia64/itanium2.md, config/ia64/predicates.md,
10353 config/iq2000/iq2000.h, config/mips/linux64.h,
10354 config/rs6000/aix41.h, config/rs6000/aix43.h,
10355 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10356 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10357 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10358 config/sparc/linux64.h, config/sparc/litecoff.h,
10359 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10360 config/sparc/sparc.h, config/sparc/sparc.md,
10361 config/sparc/sysv4-only.h: Update copyright.
10363 2005-01-18 Richard Henderson <rth@redhat.com>
10366 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10368 2005-01-18 Marc Espie <espie@openbsd.org>
10369 * config/i386/openbsdelf.h: Typo.
10371 2005-01-18 Richard Henderson <rth@redhat.com>
10373 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10374 special case for sse.
10375 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10377 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10379 * tree-inline.c (estimate_num_insns_1): Added cases for
10380 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10382 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10384 PR rtl-optimization/19296
10385 * combine.c (simplify_comparison): Rewrite the condition under
10386 which a non-paradoxical SUBREG of a PLUS can be lifted when
10387 compared against a constant.
10389 2005-01-18 Andi Kleen <ak@muc.de>
10391 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10392 * c.opt (-Wpointer-sign): Add.
10393 * doc/invoke.texi: (-Wpointer-sign): Add.
10395 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10397 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10398 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10399 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10400 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10401 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10402 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10403 for TARGET_MIX_SSE_I387.
10404 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10405 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10406 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10407 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10408 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10409 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10410 TARGET_MIX_SSE_I387.
10411 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10414 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10417 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10418 Add movaps alternative for xmm reg->reg move.
10420 2005-01-17 Jeff Law <law@redhat.com>
10422 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10423 at the end of the main DOM loop rather than just before DOM exits.
10425 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10427 PR tree-optimization/19121
10428 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10429 adding aliases to a name tag, also add them to the pointer's
10431 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10432 sensitive alias info at all. Only check that the two pointers
10433 have compatible pointed-to sets.
10434 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10435 a pointer's type tag is a superset of the alias set of the
10436 pointer's name tag.
10438 2005-01-17 James E Wilson <wilson@specifixinc.com>
10441 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10442 comment to document why.
10444 2005-01-17 Richard Henderson <rth@redhat.com>
10446 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10447 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10448 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10449 sse2_vmsminv2df3_finite): New.
10450 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10451 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10452 Force op1 into register.
10454 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10456 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10457 bubblestrap from always rebuilding build directory.
10459 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10461 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10462 ("*cmpmem_short"): Likewise.
10464 2005-01-17 Steven Bosscher <stevenb@suse.de>
10466 * basic-block.h: Document BB_* flags.
10467 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10468 use an sbitmap instead.
10469 * sched-rgn.c (compute_trg_info): Likewise.
10471 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10473 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10474 redundant target_cpu_default and extra_parts lines. Use the default
10476 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10477 (SUBTARGET_EXTRA_SPECS): Delete.
10478 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10479 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10480 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10481 and "n32" for -mabi=n32.
10483 2005-01-17 Ian Lance Taylor <ian@airs.com>
10486 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10487 fold constant variables into initial values.
10489 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10491 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10493 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10494 through the statements backward.
10496 2005-01-17 Ian Lance Taylor <ian@airs.com>
10498 PR middle-end/13127:
10499 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10500 a variable set to the return value of the inlined function.
10502 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10504 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10505 when modes are tieable.
10507 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10509 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10510 of pthread_create to find out if threads are enabled.
10511 * gthr-posix95.h (__gthread_active_p): Likewise.
10513 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10515 * common.opt (-fnew-ra): Remove.
10517 * toplev.h (flag_new_regalloc): Remove.
10518 * Makefile.in (ra*.*): Don't mention.
10519 * passes.c (rest_of_handle_new_regalloc): Remove.
10520 (rest_of_handle_combine, rest_of_compilation): Always consider
10521 flag_new_regalloc as false.
10522 * doc/invoke.texi: Don't document -fnew-ra.
10524 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10526 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10527 last parameter to reg_scan.
10528 * loop.c (loop_optimize): Likewise.
10529 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10530 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10531 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10532 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10533 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10534 * regclass.c (reg_scan): Likewise, for the declaration.
10535 * rtl.h (reg_scan): Likewise, for the prototype.
10537 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10539 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10540 mark_dfs_back_edges.
10542 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10544 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10545 (compute_avail): Uses don't go in tmp_gen.
10547 2005-01-16 Steven Bosscher <stevenb@suse.de>
10549 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10550 loop to look for a free slot in a page entry.
10552 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10555 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10556 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10557 just before targetm.asm_out.file_end.
10558 * tree.h (process_pending_assemble_output_defs): Declare.
10559 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10561 (assemble_alias): Defer generation of assembly code for defines when
10562 TARGET_DEFERRED_OUTPUT_DEFS is true.
10563 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10564 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10565 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10567 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10570 * pa.c (pa_scalar_mode_supported_p): New function.
10571 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10572 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10574 * pa-protos.h (prefetch_operand): Delete.
10575 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10576 * pa.c (prefetch_operand): Delete.
10577 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10578 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10579 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10580 and prefetch_nocc_operand.
10581 * pa.md (prefetch): Rework to avoid reload problems handling short
10582 displacements when a cache control completer needs to be provided.
10583 (prefetch_32, prefetch_64): Delete.
10584 (prefetch_cc, prefetch_nocc): New patterns.
10586 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10588 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10590 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10593 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10594 exceeds maximum alignment for global common data.
10595 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10596 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10598 2004-01-15 Roger Sayle <roger@eyesopen.com>
10600 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10602 2004-01-15 Roger Sayle <roger@eyesopen.com>
10604 * harg-reg-set.h (reg_class_names): Prototype global array.
10605 * regclass.c (reg_class_names): Declare here and initialize to
10607 (dump_regclass): Remove local declaration of reg_class_names.
10608 (regclass): Likewise.
10609 * cfg.c (dump_flow_info): Likewise.
10610 * ra-debug.c (reg_class_names): Likewise.
10611 * regrename.c (reg_class_names): Likewise.
10612 * reload.c (reg_class_names): Likewise.
10613 * reload1.c (spill_failure): Likewise.
10614 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10616 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10618 * config/s390/s390.md ("reload_outti"): Remove predicate for
10619 output operand. Abort if operand is not a MEM.
10620 ("reload_outdi", "reload_outdf"): Likewise.
10622 2005-01-15 Marc Espie <espie@openbsd.org>
10624 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10625 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10626 * config/openbsd.h: Fix C++ includes for native configurations.
10627 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10628 Add trampoline support.
10629 * config/i386/openbsdelf.h: New.
10631 2005-01-15 Marc Espie <espie@openbsd.org>
10633 * collect2.c (main): Explicitly parse -dynamic-linker option.
10635 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10637 PR tree-optimization/19060
10638 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10639 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10640 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10641 and handle extract_range_from_cond returning false.
10642 * fold-const.c (fold): Optimize comparisons with min/max even for
10643 width > HOST_BITS_PER_WIDE_INT.
10645 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10647 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10648 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10649 Remove little endian multilib variants.
10650 Add mips32 multilib variant.
10652 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10654 * explow.c (copy_all_reg, stabilize): Remove.
10655 * expr.h: Remove the corresponding prototypes.
10657 * rtlanal.c (regs_set_between_p): Remove.
10658 * rtl.h: Remove the corresponding prototype.
10660 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10662 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10663 to rs6000_nonimmediate_operand.
10664 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10665 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10666 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10667 rs6000_nonimmediate_operand.
10668 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10669 rs6000_nonimmediate_operand.
10671 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10673 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10675 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10677 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10679 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10680 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10682 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10683 (rs6k_nonimmediate_operand): New.
10684 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10686 (legitimate_lo_sum_address_p): Same.
10687 (rs6000_legitimize_address): Same.
10688 (rs6000_legitimize_reload_address): Same.
10689 (rs6000_legitimate_address): Same.
10690 (spe_build_register_parallel): Pass DF and DC modes in a DI
10693 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10694 to rs6k_nonimmediate_operand.
10696 * config/rs6000/spe.md ("*frob_df_di"): New.
10697 ("*frob_di_df"): New.
10698 ("*frob_di_df_2"): New.
10699 ("*mov_sidf_e500_subreg0"): New.
10700 ("*mov_sidf_e500_subreg4"): New.
10701 ("*movdf_e500_double"): Change predicate to
10702 rs6k_nonimmediate_operand.
10704 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10706 * postreload.c (move2add_note_store): Only call
10707 trunc_int_for_mode on scalar integers.
10709 2005-01-14 Steven Bosscher <stevenb@suse.de>
10711 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10712 replace BB_VISITED uses.
10713 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10714 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10715 (tree_dce_done): Free visited_control_parents.
10716 (perform_tree_ssa_dce): Allocate and clear it.
10717 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10718 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10719 instead of BB_VISITED.
10721 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10723 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10724 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10725 Remove unused prototypes.
10727 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10729 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10730 64-bit register usage.
10731 (spe_func_has_64bit_regs_p): Add FIXME note.
10733 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10735 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10736 flag_finite_math_only with flag_unsafe_math_optimizations.
10738 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10740 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10741 end-of-stack check.
10742 (__tpf_eh_return): Copy TPF private stack area from the module
10743 boundary stack frame. Add check for when module addresses are
10744 equal, but no stub address is found.
10746 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10749 * arm.h (struct machine_function): Add call_via field.
10750 (thumb_call_via_label): Declare.
10751 * arm.c (thumb_call_via_label): New variable.
10752 (thumb_call_reg_needed): New variable.
10753 (arm_output_function_epilogue): For Thumb code, output any per-function
10754 call-indirect trampolines.
10755 (thumb_call_via_reg): New function.
10756 (arm_file_end): New function.
10757 (TARGET_ASM_FILE_END): Call arm_file_end.
10758 (aof_file_end): Likewise.
10759 * arm-protos.h (thumb_call_via_reg): Declare.
10760 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10761 thumb_call_via_reg in normal case.
10763 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10765 PR middle-end/19084
10766 PR rtl-optimization/19348
10767 * recog.c (peephole2_optimize): Do global life update if some peephole
10768 decides it doesn't need at least one of its inputs and that change
10769 influences liveness at the start of the basic block.
10771 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10772 arguments instead of 1.
10774 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10776 PR middle-end/18820
10777 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10778 zero for nested functions needing a static chain or functions
10779 with a non-constant address.
10781 2005-01-13 Roger Sayle <roger@eyesopen.com>
10783 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10784 (and (sign_extend X) C) into (zero_extend (and X C)).
10786 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10788 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10790 2005-01-13 Richard Henderson <rth@redhat.com>
10795 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10796 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10797 not just TARGET_SSE.
10798 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10799 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10800 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10801 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10802 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10803 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10804 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10805 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10806 (movdicc_c_rex64): Rename with '*'.
10807 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10808 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10809 (movsfcc_1_387): Rename from movsfcc_1.
10810 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10811 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10812 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10813 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10814 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10815 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10816 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10817 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10818 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10819 sse_movdfcc_const0_4): Remove.
10820 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10821 recognize min/max early. Update for changed sse cmove patterns.
10822 (ix86_split_sse_movcc): New.
10823 * config/i386/i386-protos.h: Update.
10825 2005-01-13 Steven Bosscher <stevenb@suse.de>
10827 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10828 (fix_stmt_v_may_defs): Likewise.
10830 2005-01-13 Richard Henderson <rth@redhat.com>
10832 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10833 for converting the mask.
10835 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10837 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10840 2005-01-13 Richard Henderson <rth@redhat.com>
10842 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10843 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10844 IX86_BUILTIN_MOVDQ2Q): Remove.
10845 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10846 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10847 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10849 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10850 (sse2_pextrw): Fix immediate constraint.
10851 (sse2_loadq, sse2_loadq_rex64): Remove.
10852 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10853 Use __builtin_ia32_vec_ext_<size>.
10854 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10856 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10858 * function.c (assign_parm_setup_block): Look inside original
10859 entry_parm when inspecting PARALLEL.
10861 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10862 Joel Sherrill <joel@oarcorp.com>
10865 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10866 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10867 rtems_gxx_recursive_mutex_init.
10868 (__gthread_recursive_mutex_lock): New function.
10869 (__gthread_recursive_mutex_trylock): Likewise.
10870 (__gthread_recursive_mutex_unlock): Likewise.
10872 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10874 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10876 2005-01-13 Jan Beulich <jbeulich@novell.com>
10878 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10879 (ashrti3_internal): Indicate output is early clobber. Generate result
10880 into output rather than first input. Use move for low word of output
10881 if shift count is exactly 64.
10882 (lshrti3_internal): Likewise.
10884 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10888 * reload1.c (delete_output_reload): Don't delete an output reload
10889 if the pseudo lives longer than a single basic block. Adjust and
10890 improve wording of comment.
10892 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10895 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10896 of TYPE_SIZE where we mean the number of bytes.
10898 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10900 * function.c (assign_parm_setup_block): Relax condition on
10901 multi-register optimization.
10903 2005-01-12 Nick Clifton <nickc@redhat.com>
10905 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10906 an "in_delay_slot" attribute of "no" to prevent them being used in
10907 delay slots. This is forbidden because they might generate
10910 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10913 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10914 with r->Y and Y->r.
10916 2005-01-12 Nick Clifton <nickc@redhat.com>
10918 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10919 passed on to GAS) but do not define, as GAS no longer supports or
10920 needs the -m2000 option.
10922 2005-01-11 Roger Sayle <roger@eyesopen.com>
10924 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
10925 type as args of unprototyped builtins aren't automatically promoted.
10926 (fold_builtin_abs): Likewise.
10928 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10930 * Makefile.in: Set a `build-warn' variable.
10932 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10934 PR tree-optimization/17949
10935 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
10936 (find_interesting_uses_address): Use it.
10938 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
10940 * regrename.c (kill_value): Handle subreg's that won't simplify.
10942 2005-01-11 Richard Henderson <rth@redhat.com>
10945 * config/i386/i386.h (enum ix86_builtins): Move ...
10946 * config/i386/i386.c: ... here.
10947 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
10948 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
10949 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
10950 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
10951 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
10952 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
10953 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
10954 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
10955 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
10956 IX86_BUILTIN_LOADDDUP): Remove.
10957 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
10958 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
10959 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
10960 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
10961 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
10962 (ix86_init_builtins): Make static.
10963 (ix86_init_mmx_sse_builtins): Update for changed builtins.
10964 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
10965 if all the modes match. Otherwise, fake it.
10966 (get_element_number, ix86_expand_vec_init_builtin,
10967 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
10968 (ix86_expand_builtin): Make static. Update for changed builtins.
10969 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
10970 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
10971 (ix86_expand_vector_init_duplicate): New.
10972 (ix86_expand_vector_init_low_nonzero): New.
10973 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
10974 Split out from ix86_expand_vector_init; handle integer modes.
10975 (ix86_expand_vector_init): Use them.
10976 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
10977 * config/i386/i386-protos.h: Update.
10978 * config/i386/predicates.md (reg_or_0_operand): New.
10979 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
10980 (movv2sf_internal): Likewise. And a splitter to match them all.
10981 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
10982 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
10983 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
10984 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
10985 (mmx_pinsrw): Fix operand ordering.
10986 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
10987 rather than sse_loadss expander.
10988 (movv2df splitter): Similarly.
10989 (sse_loadss, sse_loadlss): Remove.
10990 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
10991 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
10992 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
10993 (sse3_movddup): Rename with '*'.
10994 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
10995 (sse2_loadsd): Remove.
10996 (vec_dupv2df_sse3): Rename from sse3_loadddup.
10997 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
10998 (sse2_pinsrw): Fix argument ordering.
10999 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11000 (sse2_stored): Remove 'r' destination.
11001 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11002 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11003 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11004 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11005 vec_extractv16qi, vec_initv16qi): New.
11007 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11008 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11009 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11011 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11012 (_mm_load_si128, _mm_store_si128): Likewise.
11013 (_mm_load1_pd): Use _mm_set1_pd.
11014 (_mm_load_sd): Use _mm_set_sd.
11015 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11016 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11017 (_mm_set_epi64): Use _mm_set_epi64x.
11018 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11019 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11020 _mm_setr_epi8): Use _mm_set_foo form.
11021 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11022 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11023 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11024 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11025 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11026 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11027 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11028 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11029 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11030 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11031 (_mm_movedup_pd): Use _mm_shuffle_pd.
11032 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11033 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11034 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11035 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11036 Use _mm_setzero_ps.
11037 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11038 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11039 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11040 (_mm_store_ps): Use raw dereference.
11041 (_mm_store1_ps): Use _mm_storeu_ps.
11042 (_mm_storer_ps): Use _mm_store_ps.
11043 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11044 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11046 2005-01-11 Stan Shebs <shebs@apple.com>
11048 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11049 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11051 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11054 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11055 Skip all DECLs except for FIELD_DECLs.
11057 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11059 * config/s390/s390.c (override_options): Return error if
11060 -mbackchain, -mpacked-stack and -mhard-float are used together.
11061 (s390_va_start): Remove the backchain && packed-stack special case.
11062 (s390_gimplify_va_arg): Likewise.
11063 * doc/invoke.texi: Remove the ABI incompatibility note.
11065 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11067 * config/s390/s390.c (struct s390_frame_layout): Remove
11069 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11070 save_backchain_p with TARGET_BACKCHAIN.
11072 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11075 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11076 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11077 * function.c (locate_and_pad_parm): Set new field.
11078 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11079 Tweak where_pad test to include "none". Always set mem align for
11081 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11082 not sufficient for type.
11083 (assign_parm_setup_block): If stack_parm is zero on entry, always
11084 make a new stack local. Block move old stack parm if necessary
11085 to new aligned stack local.
11086 (assign_parm_setup_stack): Use a block move to handle
11087 potentially misaligned entry_parm.
11088 (assign_parms_unsplit_complex): Specify required alignment when
11089 creating stack local.
11090 * calls.c (compute_argument_addresses): Override alignment of stack
11091 arg calculated from its type with the alignment given by
11092 FUNCTION_ARG_BOUNDARY.
11093 (store_one_arg): Likewise.
11095 2005-01-11 Jan Beulich <jbeulich@novell.com>
11097 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11098 Change respective itanium_class attribute to ialu.
11099 (shladdp4_internal): New.
11100 * config/ia64/predicates.md (shladd_log2_operand): New.
11102 2005-01-11 Richard Henderson <rth@redhat.com>
11104 * expr.c (store_constructor): Use rtvec_alloc instead of
11105 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11107 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11109 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11111 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11113 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11114 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11115 (TARGET_RWRELOC): Define.
11116 (ia64_rwreloc_section_type_flags): Delete.
11117 (ia64_section_type_flags): New function.
11118 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11119 (TARGET_RWRELOC): Define.
11121 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11124 * config/ia64/ia64.c (process_set): For alloc insn, only call
11125 process_epilogue is !frame_pointer_needed.
11127 2005-01-10 Roger Sayle <roger@eyesopen.com>
11130 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11131 unary operator and can't be treated as a binary/comparison operator.
11133 2005-01-10 Richard Henderson <rth@redhat.com>
11135 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11136 (ix86_return_in_memory): Likewise.
11137 (function_arg_advance): Likewise. Mirror structure in function_arg
11138 for choosing register to advance.
11140 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11142 * tree-vectorizer.c, tree.def: Fix comment typos.
11144 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11146 * config/s390/s390.c (struct processor_costs): 4 new fields:
11147 ddbr, ddr, debr, der.
11148 (s390_rtx_costs): More precise handling of divide instructions.
11150 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11152 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11154 2005-01-10 Jan Beulich <jbeulich@novell.com>
11156 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11157 names resulting from -ffunction-sections/-fdata-sections and linkonce
11159 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11160 based on the section name. Rearrange the section name comparison logic
11161 slightly so that each section name is compared against at most once.
11163 2005-01-10 Ben Elliston <bje@au.ibm.com>
11165 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11166 targets for which -fPIC reduces limitations on the GOT size.
11168 2005-01-09 Falk Hueffner <falk@debian.org>
11170 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11173 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11176 * collect2.c (main): Set aixrtl_flag for -brtl option.
11177 (resolve_lib_name): Search for .so file extension before .a
11178 if aixrtl_flag set.
11180 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11182 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11183 (vect_analyze_data_refs_alignment): Add dump prints.
11185 2005-01-09 Ira Rosen <irar@il.ibm.com>
11187 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11188 expr_invariant_in_loop_p.
11189 Initialize outputs first thing in the function.
11190 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11191 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11192 (vect_analyze_pointer_ref_access): Check that the initial condition of
11193 the access function is loop invariant.
11195 2005-01-09 Richard Henderson <rth@redhat.com>
11197 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11198 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11199 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11200 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11201 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11202 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11203 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11204 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11205 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11206 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11207 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11208 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11209 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11210 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11211 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11212 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11213 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11214 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11215 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11216 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11217 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11218 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11219 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11221 (mmx_clrdi, pavgusb): Remove.
11222 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11223 with leading sse_ prefix.
11224 * config/i386/sse.md: Receive them.
11225 * config/i386/mmx.md: New file.
11226 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11227 (subrv2sf3): Turn into expander for normal subtraction.
11228 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11229 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11230 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11231 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11232 commutative; use ix86_binary_operator_ok.
11233 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11234 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11235 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11236 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11237 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11238 Macroize from existing patterns; use ix86_binary_operator_ok.
11239 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11240 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11241 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11242 with vec_select+vec_concat.
11243 (mmx_pshufw, mmx_pshufw_1): Likewise.
11244 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11245 (mmx_uavgv4hi3): Model correctly.
11246 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11247 _mm_xor_si64): Remove casts.
11249 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11251 PR tree-optimization/19224
11252 * tree-scalar-evolution.c (get_instantiated_value,
11253 set_instantiated_value): New functions.
11254 (instantiate_parameters_1): Cache the results.
11255 (instantiate_parameters, resolve_mixers): Initialize and free
11258 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11260 * config/i386/i386.md (addhi_4): Correct reference in comment.
11263 2005-01-08 Richard Henderson <rth@redhat.com>
11265 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11266 (_mm_cvtsi128_si64x): Likewise.
11267 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11268 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11269 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11270 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11271 * config/i386/i386-protos.h: Update.
11272 * config/i386/i386.c (print_operand): Add 'H'.
11273 (ix86_fixup_binary_operands): Split out from ...
11274 (ix86_expand_binary_operator): ... here.
11275 (ix86_fixup_binary_operands_no_copy): New.
11276 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11277 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11278 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11279 (safe_vector_operand): Use CONST0_RTX.
11280 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11281 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11282 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11283 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11285 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11286 (IX86_BUILTIN_CMPNGESS): New.
11287 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11288 (attr type): Add sselog1.
11289 (attr unit, attr memory): Handle it.
11290 (movti, movti_internal, movti_rex64): Move near other integer moves.
11291 (movtf, movtf_internal): Move near other fp moves.
11292 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11293 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11294 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11295 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11296 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11297 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11298 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11299 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11300 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11301 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11302 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11303 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11304 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11305 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11306 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11307 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11308 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11309 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11310 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11311 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11312 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11313 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11314 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11315 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11316 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11317 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11318 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11319 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11320 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11321 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11322 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11323 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11324 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11325 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11326 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11327 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11328 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11329 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11330 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11331 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11332 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11333 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11334 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11335 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11337 (SSEPUSH, push<SSEPUSH>): Remove.
11338 (MMXPUSH, push<MMXPUSH>): Remove.
11339 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11340 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11341 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11342 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11343 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11344 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11345 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11346 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11347 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11348 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11349 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11350 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11351 (ppro_sse_log_V4SF): Handle sselog1.
11352 * config/i386/predicates.md (const_0_to_1_operand): New.
11353 (const_0_to_255_mul_8_operand): New.
11354 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11355 (const_2_to_3_operand, const_4_to_7_operand): New.
11356 * config/i386/sse.md: New file.
11357 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11358 (sse_movups): Rename from sse_movups_1.
11359 (sse_loadlss): Rename from sse_loadss_1.
11360 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11362 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11363 (absv4sf2, negv2df, absv2df): New.
11364 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11365 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11366 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11367 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11368 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11369 (sse3_addsubv4sf3): Model correctly.
11370 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11371 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11372 (sse_movhlps): Model with vec_select+vec_concat.
11373 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11374 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11375 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11376 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11377 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11378 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11379 sse2_pshufhw_1): Likewise.
11380 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11381 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11382 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11383 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11384 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11385 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11386 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11387 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11388 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11389 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11390 sminv8hi3): Mark commutative
11391 operands. Use ix86_binary_operator_ok.
11392 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11393 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11394 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11395 sse2_punpcklqdq): Allow operand2 in memory.
11396 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11397 sse2_movsd): Add memory alternatives.
11398 (sse_storelps): Turn expander into an insn; split after reload.
11399 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11400 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11402 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11404 * configure.ac (DWARF-2 debug_line): Use objdump.
11405 * configure: Regenerate.
11407 2005-01-08 Jeff Law <law@redhat.com>
11408 Diego Novillo <dnovillo@redhat.com>
11410 PR tree-optimization/18241
11411 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11412 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11413 statements with volatile operands.
11414 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11415 operands after marking a statement with has_volatile_ops.
11417 2005-01-08 Roger Sayle <roger@eyesopen.com>
11419 * tree.c (int_fits_type_p): Always honor integer constant
11420 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11422 2005-01-08 Roger Sayle <roger@eyesopen.com>
11424 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11425 the latent bug in rtl_delete_block has been resolved.
11427 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11429 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11430 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11432 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11434 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11435 library as @multilib_dir@/$(SHLIB_SONAME).
11437 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11439 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11440 * configure: Regenerate.
11442 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11444 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11447 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11450 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11451 Convert non-word aligned offset address using ld/std into
11454 2005-01-07 Richard Henderson <rth@redhat.com>
11456 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11458 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11460 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11462 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11464 PR tree-optimization/19283
11465 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11466 is not shorter than the original type.
11468 PR rtl-optimization/19012
11469 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11471 PR rtl-optimization/18861
11472 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11473 (FULL_STATE): Define.
11474 (mark_tablejump_edge): New function.
11475 (purge_dead_tablejump_edges): New function.
11476 (find_bb_boundaries): Use it.
11478 PR tree-optimization/18828
11479 * builtins.c (expand_builtin_next_arg): Remove argument and all
11480 the argument checking.
11481 (expand_builtin): Adjust caller.
11482 (expand_builtin_va_start): Likewise. Remove error for too many
11484 (fold_builtin_next_arg): Issue error for too many arguments.
11485 After checking arguments, replace them with magic arguments that
11486 prevent further checking of the args.
11488 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11490 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11492 2005-01-06 Roger Sayle <roger@eyesopen.com>
11495 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11496 and %{.S:...} (and their negative variants) to test whether the
11497 input file is assembler or pre-processed-assembler independent of
11498 the actual filename extension.
11500 2005-01-06 Roger Sayle <roger@eyesopen.com>
11502 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11503 of sign or zero extended values.
11505 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11507 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11508 for IBM long double format correctly.
11510 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11512 Fix PR tree-optimization/18792
11514 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11515 to first_loop_depth, and use loop depth instead of loop number.
11516 (build_classic_dir_vector): Ditto.
11517 (compute_data_dependences_for_loop): Use depth, not loop number.
11518 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11519 number. Pass in loops, instead of loop numbers.
11520 (gather_interchange_stats): Ditto.
11521 (linear_transform_loops): Ditto.
11523 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11526 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11527 biv_fits_mode_p, extension_within_bounds_p): New functions.
11528 (check_ext_dependent_givs): Use them.
11530 2005-01-06 Roger Sayle <roger@eyesopen.com>
11532 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11533 more than one barrier, in which case we should delete them all.
11535 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11537 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11539 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11541 Fix PR middle-end/19286
11543 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11544 output this subprogram, simply ignore this attempt to do it again.
11545 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11546 origin attribute if it's not possible.
11547 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11548 (decls_for_scope): Ditto.
11549 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11550 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11552 2005-01-05 Richard Henderson <rth@redhat.com>
11555 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11556 (bdesc_2arg): Use it.
11557 (ix86_expand_binop_builtin): Force operands into registers
11559 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11560 ix86_expand_sse_compare, ix86_expand_sse_comi,
11561 ix86_expand_builtin): Likewise.
11563 2005-01-05 Richard Henderson <rth@redhat.com>
11565 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11567 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11568 (mulv4hi3): Set itanium_class mmmul.
11569 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11570 (fpack): Rename from fpack_sfsf.
11572 2005-01-05 Richard Henderson <rth@redhat.com>
11575 * reload1.c (do_input_reload): Restrict the optimization deleteing
11576 a previous output reload to RELOAD_FOR_INPUT.
11578 2005-01-05 Steven Bosscher <stevenb@suse.de>
11580 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11581 comment that we fall through after case.
11582 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11583 (distribute_links): Likewise.
11584 * cse.c (cse_insn): Likewise.
11585 * cselib.c (cselib_invalidate_mem): Likewise.
11586 * df.c: Update comments at the top of the file.
11587 (read_modify_subreg_p): Update comments here too.
11588 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11589 * flow.c (mark_set_1): Likewise.
11590 (mark_used_regs): Likewise.
11591 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11592 (canon_list_insert): Likewise.
11593 (mark_set): Likewise.
11594 (try_replace_reg): Likewise.
11595 (store_killed_in_insn): Likewise.
11596 * loop.c (count_one_set): Likewise.
11597 (basic_induction_var): Likewise.
11598 * postreload-gcse.c (find_mem_conflicts): Likewise.
11599 * postreload.c (reload_combine_note_store): Likewise.
11600 (move2add_note_store): Likewise.
11601 * reload.c (find_equiv_reg): Likewise.
11602 (mark_referenced_resources): Likewise.
11603 * rtlanal.c (set_noop_p): Likewise.
11604 (note_stores): Likewise.
11605 (note_uses): Likewise.
11606 * sched-deps.c (sched_analyze_1): Likewise.
11607 * sched-rgn.c (check_live_1): Likewise.
11608 (update_live_1): Likewise.
11609 * config/i860/i860.c: Likewise.
11611 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11613 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11615 * doc/rtl.texi: Update documentation for bit-fields and SET.
11617 2005-01-05 Roger Sayle <roger@eyesopen.com>
11619 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11621 2005-01-05 Jan Hubicka <jh@suse.cz>
11622 Richard Henderson <rth@redhat.com>
11625 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11628 2005-01-05 Richard Henderson <rth@redhat.com>
11631 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11632 (sse_shufps): Change operand 3 to const_int_operand.
11633 (sse2_storelps): Fix typo in template.
11634 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11635 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11636 (ix86_expand_builtin): Likewise.
11638 2005-01-05 Julian Brown <julian@codesourcery.com>
11640 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11641 as aggregates for AAPCS ABIs.
11643 2005-01-05 Stan Shebs <shebs@apple.com>
11645 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11646 Mach-O getters if ppc64.
11647 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11649 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11650 signed four-byte field for global code case.
11651 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11653 2005-01-05 Roger Sayle <roger@eyesopen.com>
11655 PR middle-end/19100
11656 * c-common.c: Include real.h.
11657 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11658 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11659 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11660 * Makefile.in (c-common.o): Update dependencies.
11662 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11664 * c-parse.in (asm_string): Add trailing semicolon.
11666 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11668 * c-parse.in (asm_string): New. Don't allow wide strings in
11670 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11671 asm_string instead of STRING.
11673 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11675 * c-typeck.c (constructor_no_implicit): Remove.
11676 (set_designator, process_init_element): Don't check
11677 constructor_no_implicit.
11679 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11680 Kaz Kojima <kkojima@gcc.gnu.org>
11683 * lcm.c (create_pre_exit): New.
11684 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11685 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11687 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11689 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11690 -msoft-float in target_float_switch.
11691 * arm.c (arm_override_options): Fix processing of target_float_switch.
11693 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11695 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11698 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11700 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11701 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11703 2005-01-04 Roger Sayle <roger@eyesopen.com>
11705 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11706 if deleting the then-block allows the test-block to fallthru to the
11709 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11712 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11713 after the full declaration if the are in two different TUs.
11715 2005-01-04 Richard Henderson <rth@redhat.com>
11718 * tree-sra.c (generate_one_element_init): Just
11719 call gimplify_and_add.
11720 (generate_element_init): Record the
11721 new referenced variables and mark them for renaming
11722 and split out to ...
11723 (generate_element_init_1): This.
11724 (scalarize_init): Don't call push_gimplify_context/
11725 pop_gimplify_context.
11727 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11729 * toplev.c (get_src_pwd): Handle failure of getpwd().
11731 2005-01-04 Roger Sayle <roger@eyesopen.com>
11733 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11735 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11736 all the cases handled by it are inverted by invert_truthvalue.
11738 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11740 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11741 (save_register_windowsi): Likewise.
11743 2005-01-04 Richard Henderson <rth@redhat.com>
11745 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11747 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11749 PR middle-end/17767
11750 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11751 any simplifications of vector mode comparison operators.
11752 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11754 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11755 Devang Patel <dpatel@apple.com>
11757 PR tree-optimization/18308
11758 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11759 the operands before creating a new expression.
11760 * dojump.c (do_jump): Make drop_through_label available
11761 for all cases. Add expansion of COND_EXPR.
11763 2005-01-04 Ira Rosen <irar@il.ibm.com>
11765 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11766 INTEGER_CST instead of TREE_CONSTANT.
11767 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11768 instead of TREE_CONSTANT.
11769 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11770 instead of TREE_CONSTANT.
11772 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11774 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11776 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11779 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11780 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11782 2005-01-03 Richard Henderson <rth@redhat.com>
11784 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11785 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11786 fold_convert_const_real_from_real): Split out from ...
11787 (fold_convert_const): ... here.
11789 2005-01-03 Richard Henderson <rth@redhat.com>
11792 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11793 (mov<MMXMODEI>_internal): Likewise.
11794 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11795 Add V2SF case; use it for SSE1; don't use TI.
11796 (movdf_integer): Likewise.
11797 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11799 2005-01-03 Ira Rosen <irar@il.ibm.com>
11801 * tree-vectorizer.c (vect_strip_conversions): New function.
11802 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11803 check for binary class.
11805 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11809 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11811 * gimple-low.c (mark_blocks_with_used_vars): New function.
11812 (mark_blocks_with_used_subblocks): Ditto.
11813 (mark_used_blocks): Ditto.
11814 (pass_mark_used_blocks): New pass.
11815 * tree-inline.c: Include debug.h.
11816 (expand_call_inline): Call outlining_inline_function here.
11817 * tree-optimize.c (init_tree_optimization_passes): Add
11818 pass_mark_used_blocks.
11819 * tree-pass.h (pass_mark_used_blocks): New.
11820 * Makefile.in (tree-inline.o): Add debug.h dependency.
11822 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11824 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11825 VAR_DECLs to have weak_import attribute.
11827 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11830 2004-01-03 Steven Bosscher <stevenb@suse.de>
11832 * passes.c (rest_of_compilation): Don't run regmove if only
11833 flag_expensive_optimizations, require flag_regmove instead.
11835 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11837 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11839 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11840 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11841 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11842 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11844 2005-01-03 Richard Henderson <rth@redhat.com>
11846 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11847 (ia64_const_ok_for_letter_p): New.
11848 (ia64_const_double_ok_for_letter_p): New.
11849 (ia64_extra_constraint): New.
11850 (ia64_expand_vecint_compare): New.
11851 (ia64_expand_vcondu_v2si): New.
11852 (ia64_expand_vecint_cmov): New.
11853 (ia64_expand_vecint_minmax): New.
11854 (ia64_print_operand): Add 'v'.
11855 (ia64_preferred_reload_class): New.
11856 (ia64_vector_mode_supported_p): New.
11857 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11858 (PREFERRED_RELOAD_CLASS): Move to function.
11859 (CONST_OK_FOR_LETTER_P): Move to function.
11860 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11861 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11862 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11863 (EXTRA_CONSTRAINT): Move to function.
11864 * config/ia64/ia64.md: Include vect.md.
11865 (itanium_class): Add mmalua.
11867 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11869 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11870 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11872 (const_int_2bit_operand): New.
11873 (fr_reg_or_0_operand): New.
11874 * config/ia64/ia64-modes.def: Add vector modes.
11875 * config/ia64/ia64-protos.h: Update.
11876 * config/ia64/vect.md: New file.
11878 2005-01-03 Richard Henderson <rth@redhat.com>
11880 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11882 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11885 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11887 (log1pdf2): Change mode of operands[0,1] to DFmode.
11889 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11891 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11892 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11893 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11894 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11895 SPARC_RELAXED_ORDERING.
11897 2005-01-03 Richard Henderson <rth@redhat.com>
11898 Uros Bizjak <uros@kss-loka.si>
11901 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11902 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11903 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11905 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11906 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11907 const_pow2_1_to_128_operand): New predicates.
11909 2005-01-02 Greg McGary <greg@mcgary.org>
11911 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11913 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11914 object. [ptr_type]: Remove unused variable.
11915 Remember nearest addressable array-element or record-component
11916 when checking bitfield components. Tolerate empty BIND_EXPR.
11918 2005-01-01 Richard Henderson <rth@redhat.com>
11920 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11921 that don't narrow the value. Fail for other conversions.
11923 2005-01-01 Richard Henderson <rth@redhat.com>
11926 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
11927 * c-lang.c (finish_file): Don't do it here.
11928 * objc/objc-act.c (objc_finish_file): Likewise.
11930 * cgraph.c (decl_assembler_name_equal): New.
11931 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
11932 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
11933 * cgraph.h (struct cgraph_varpool_node): Add next.
11934 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
11935 * varasm.c (assemble_alias): Mark the target as needed.
11937 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
11939 PR middle-end/19221
11940 * function.c (get_arg_pointer_save_area): Use entry_of_function
11941 instead of get_insns.
11943 2005-01-01 Roger Sayle <roger@eyesopen.com>
11944 Andrew Pinski <pinskia@physics.uc.edu>
11945 James E. Wilson <wilson@specifixinc.com>
11947 PR rtl-optimization/12092
11948 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
11951 2005-01-01 Roger Sayle <roger@eyesopen.com>
11952 Olivier Hainque <hainque@act-europe.fr>
11954 * tree.c (int_fits_type_p): A narrower type always fits in a
11955 wider one, except for negative values into unsigned types.
11957 2005-01-01 Roger Sayle <roger@eyesopen.com>
11959 * tree.c (int_fits_type_p): Compare the result of force_fit_type
11960 with the original constant rather than require TREE_OVERFLOW.
11962 2005-01-01 Steven Bosscher <stevenb@suse.de>
11964 PR middle-end/17544
11965 * c-decl.c (finish_function): If compiling C99, annotate the
11966 compiler generated return with the current file name and line 0.
11967 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
11968 the source line is greater than 0.
11969 (remove_bb): Likewise.