1 2005-04-14 Julian Brown <julian@codesourcery.com>
3 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4 link failures on ppc64 Linux.
6 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8 * config.gcc: Set cpu_type for s390.
10 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
12 Fix PR tree-optimization/20963
13 * tree-ssa-pre.c (compute_avail): Remove special case for
15 (create_expression_by_pieces): Add value numbers for forced out
18 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
20 * config/cris/cris.md: Replace references to (reg:SI 16) with
21 (reg:SI CRIS_SRP_REGNUM).
23 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
25 PR tree-optimization/20657
26 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
27 create an appropriate range from it.
29 2005-04-14 Uros Bizjak <uros@kss-loka.si>
31 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
32 <UNSPEC_FIST_CEIL> case.
34 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
35 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
36 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
37 to implement lfloor and llfloor built-ins as x87 intrinsic function.
38 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
39 (lfloor<mode>2): New expanders.
40 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
41 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
42 to implement lceil and llceil built-ins as x87 intrinsic function.
43 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
44 (lceil<mode>2): New expanders.
46 2005-04-14 Uros Bizjak <uros@kss-loka.si>
48 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
49 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
51 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
54 * config/s390/s390-modes.def: Define TFmode.
56 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
58 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
59 (JUMP_TABLES_IN_TEXT_SECTION): Define.
60 * config/mips/mips.c (mips16_insn_length): Remove reference to
61 JUMP_TABLES_IN_TEXT_SECTION.
63 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
65 * simplify-rtx.c (simplify_binary_operation_1): Return
66 scalar or vector of constant 0, depending on the xor's
69 2005-04-13 Dale Johannesen <dalej@apple.com>
71 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
73 * objc/objc-act.c (objc_gimplify_expr): New.
74 (objc_get_callee_fndecl): New.
75 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
76 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
77 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
79 2005-04-13 Devang Patel <dpatel@apple.com>
81 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
84 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
87 * config/cris/cris-protos.h (cris_emit_movem_store)
88 (cris_expand_prologue): Prototype.
89 * config/cris/cris.c (struct machine_function): New member
91 (cfa_label_num, cris_target_asm_function_prologue): Remove.
92 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
93 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
94 (cris_load_multiple_op, cris_return_address_on_stack)
95 (cris_return_address_on_stack_for_return): ISO-Cify.
96 (cris_store_multiple_op): New predicate function.
97 (cris_expand_prologue, cris_emit_movem_store): New functions.
98 (cris_print_operand) <case 'O'>: Handle modifications other than
100 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
101 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
102 (cris_gen_movem_load): Rearrange slightly to make local variable
103 src a parameter, removing osrc.
104 (cris_setup_incoming_varargs): Set machine_function member
105 stdarg_regs to correspond to the number of registers that need to
107 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
109 (PREDICATE_CODES): Add cris_store_multiple_op. Make
110 cris_general_operand_or_gotless_symbol accept UNSPEC.
111 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
112 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
113 ("*cris_store_multiple"): New pattern. Tweak common comment above
114 this and "*cris_load_multiple".
115 ("prologue"): New define_expand.
117 * config/cris/cris.md ("epilogue"): Conditionalize on
118 TARGET_PROLOGUE_EPILOGUE.
120 2005-04-13 Steve Ellcey <sje@cup.hp.com>
123 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
124 fpsr 0 instead of fpsr 1.
125 (divsf3_internal_thr): Ditto.
126 (divdf3_internal_lat): Ditto.
127 (divdf3_internal_thr): Ditto.
128 (divxf3_internal_lat): Ditto.
129 (divxf3_internal_thr): Ditto.
131 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
133 PR tree-optimization/20913
134 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
136 PR tree-optimization/20702
137 * tree-vrp.c (maybe_add_assert_expr): Recurse into
138 dominator children that haven't been walked into.
140 2005-04-13 Julian Brown <julian@codesourcery.com>
142 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
143 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
146 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
148 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
149 config/i386/sse.md: Fix comment typos.
151 * genattrtab.c (NULL_ATTR): Remove.
152 * ifcvt.c (NULL_EDGE): Likewise.
154 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
156 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
157 NOTE_PREDICT): Remove.
159 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
161 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
162 * configure: Regenerate.
163 * config.in: Likewise.
164 * system.h: Declare vsnprintf if not already declared.
166 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
168 * optc-gen.awk: Handle stand-alone Mask records.
169 * opth-gen.awk: Likewise.
170 * doc/options.texi (Option file format): Document them.
171 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
172 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
173 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
174 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
175 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
176 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
177 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
178 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
179 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
180 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
181 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
182 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
183 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
184 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
185 TARGET_LONG_DOUBLE_128): Likewise.
186 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
187 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
188 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
189 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
190 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
191 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
192 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
193 * config/sparc/sparc.c (fpu_option_set): New global.
194 (sparc_handle_option): New function.
195 (sparc_override_options): Test fpu_option_set.
196 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
197 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
198 * config/sparc/sparc.opt: New file.
199 * config/sparc/little-endian.opt: Likewise.
200 * config/sparc/long-double-switch.opt: Likewise.
202 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
204 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
205 (bfin_handle_options): Set it if -mshared-library-id= is seen.
206 * config/bfin/bfin.opt (mshared-library-id=): Lose
207 Var(bfin_lib_id_given).
209 2005-04-13 Matt Thomas <matt@3am-software.com>
211 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
214 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
216 * rtl.h (CLEAR_RTX_FLAGS): Remove.
218 * cgraphunit.c (INSNS_PER_CALL): Remove.
220 * tree-ssa-forwprop.c (vars,
221 record_single_argument_cond_exprs,
222 substitute_single_use_vars): Remove.
223 (forward_propagate_into_cond_1, forward_propagate_into_cond):
225 (tree_ssa_forward_propagate_single_use_vars): Call
226 forward_propagate_into_cond for each COND_EXPR.
228 * tree-inline.c (INSNS_PER_STMT): Remove.
230 2005-04-12 Richard Henderson <rth@redhat.com>
232 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
233 (ix86_expand_sse_fp_minmax): ... from ...
234 (ix86_expand_fp_movcc): ... here.
235 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
236 * config/i386/i386-protos.h: Update.
237 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
238 (sse_setccsf, sse_setccdf): Allow before reload.
239 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
240 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
241 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
242 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
243 (anddf3, nanddf3, iordf3, xordf3): New.
245 2005-04-12 Jeff Law <law@redhat.com>
247 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
248 (tree-ssa-uncprop.o): Add dependencies.
249 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
250 * tree-flow.h (remove_useless_stmts): Remove prototype.
251 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
252 remove_useless_stmts.
253 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
254 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
255 * tree-pass.h (pass_uncprop): Declare.
256 * tree-ssa-uncprop.c: New file.
258 2005-04-12 James E. Wilson <wilson@specifixinc.com>
261 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
263 2005-04-12 Caroline Tice <ctice@apple.com>
265 Temporary fix for partitioning problems.
266 * passes.c (rest_of_handle_final): Remove code that
267 frees unlikely_text_section_name,
268 * varasm.c (assemble_start_function): Test for partitioning
269 flag before writing out section labels.
270 (assemble_end_function): Test for partitioning flag before
271 writing out section labels.
273 2005-04-12 Steven Bosscher <stevenb@suse.de>
274 Stuart Hastings <stuart@apple.com>
275 Jan Hubicka <jh@suse.cz>
277 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
278 references to gt-tree-cfg.h.
279 * basic-block.h (struct basic_block_def): Don't skip rbi
280 for garbage collection.
281 (struct reorder_block_def): Make GTY-able.
282 (struct control_flow_graph): New structure.
283 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
284 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
285 but instead defines to the control_flow_graph for cfun.
286 (label_to_block_map): New define, points to the label map of
287 the control_flow_graph for cfun.
288 (n_edges_for_function, n_basic_blocks_for_function,
289 last_basic_block_for_function, basic_block_info_for_function,
290 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
291 basic_block_info_for_function, label_to_block_map_for_function):
292 Counterparts for the above, taking a struct function as an extra
294 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
295 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
296 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
297 (alloc_rbi_pool, free_rbi_pool): Remove.
298 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
299 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
301 (cfg_layout_finalize) ... and don't free it here.
302 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
304 * flow.c (free_basic_block_vars): Set label_to_block_map and
306 * function.h (struct function): Add cfg field.
307 * function.c (allocate_struct_function): Allocate the cfg.
308 * tree-cfg.c (label_to_block_map): Remove.
309 (build_tree_cfg): Don't allocate the rbi pool here...
310 (delete_tree_cfg_annotations): ...and don't free it here.
311 Also don't nullify label_to_block_map for cfun.
313 2005-04-12 Caroline Tice <ctice@apple.com>
315 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
316 Revert my patch from April 9.
317 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
318 (reorder_basic_blocks): Revert my patch from April 9.
319 (insert_section_boundary_note): Revert my patch from April 9.
320 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
321 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
322 (COLD_END_LABEL): Revert my patch from April 9.
323 (cold_text_section_label): Revert my patch from April 9.
324 (cold_end_label): Revert my patch from April 9.
325 (dwarf2out_switch_text_section): Revert my patch from April 9.
326 (output_aranges): Revert my patch from April 9.
327 (output_ranges): Revert my patch from April 9.
328 (output_line_info): Revert my patch from April 9.
329 (add_location_or_const_value_attribute): Revert my patch from April 9.
330 (dwarf2out_var_location): Revert my patch from April 9.
331 (dwarf2out_init): Revert my patch from April 9.
332 (dwarf2out_finish): Revert my patch from April 9.
333 * function.h (struct function): Revert my patch from April 9.
334 * opts.c (decode_options): Revert my patch from April 9.
335 * output.h (unlikely_section_label, hot_section_label,
336 hot_section_end_label, cold_section_end_label,
337 unlikely_text_section_name): Revert my patch from April 9.
338 * passes.c (rest_of_handle_final): Revert my patch from April 9.
339 * varasm.c (unlikely_section_label, hot_section_label,
340 hot_section_end_label, cold_section_end_label,
341 unlikely_text_section_name): Revert my patch from April 9.
342 (initialize_cold_section_name): Revert my patch from April 9.
343 (unlikely_text_section): Revert my patch from April 9.
344 (in_unlikely_text_section): Revert my patch from April 9.
345 (named_section): Revert my patch from April 9.
346 (function_section): Revert my patch from April 9.
347 (current_function_section): Revert my patch from April 9.
348 (assemble_start_function): Revert my patch from April 9.
349 (assemble_end_function): Revert my patch from April 9.
350 (default_section_type_flags_1): Revert my patch from April 9.
352 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
354 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
355 * config/sparc/sparc.md (untyped_call): Save the registers manually.
357 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
359 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
362 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
363 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
365 2004-04-12 Richard Henderson <rth@redhat.com>
367 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
368 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
369 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
370 (UNSPEC_*, UNSPECV_*): Renumber.
372 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
375 From Richard Henderson <rth@redhat.com>:
376 * tree-mudflap.c (mf_build_check_statement_for): Correct block
379 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
381 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
383 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
385 * config/bfin/bfin.c (bfin_library_id_string): Remove.
386 (bfin_library_id): New variable.
387 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
388 instead of bfin_library_id_string.
389 (bfin_handle_option): New function.
390 (override_options): Remove most code to deal with shared library IDs,
391 just check they aren't used without -mid-shared-library.
392 (TARGET_HANDLE_OPTION): Define.
393 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
394 * config/bfin/bfin.opt (mshared-library-id=): New.
396 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
398 * tree-vect-transform.c: Fix comment typos.
400 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
402 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
403 split critical edges when not possible/profitable.
405 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
407 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
408 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
409 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
410 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
411 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
412 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
413 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
414 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
416 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
417 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
418 * config/ns32k/ns32k.opt: New file.
420 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
422 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
423 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
424 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
425 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
426 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
427 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
428 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
429 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
430 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
431 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
432 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
433 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
434 (MASK_COLDFIRE): Formatting fixes.
435 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
436 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
437 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
438 "_current_shared_library_a5_offset_".
439 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
440 (MASK_ALL_CPU_BITS): New macro.
441 (m68k_handle_option): New function.
442 (override_options): Remove handling of m68k_library_id_string.
443 * config/m68k/m68k.opt: New file.
444 * config/m68k/ieee.opt: New file.
446 2005-04-11 Mark Mitchell <mark@codesourcery.com>
448 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
449 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
450 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
451 (TARGET_CXX): Adjust accordingly.
452 * target.h (struct gcc_target): Remove epxort_class_data. Add
453 determine_class_data_visibility and class_data_always_comdat.
454 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
455 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
456 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
457 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
458 (arm_cxx_determine_class_data_visibility): New.
459 (arm_cxx_class_data_always_comdat): Likewise.
460 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
461 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
462 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
463 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
464 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
467 2005-04-11 Devang Patel <dpatel@apple.com>
469 * tree-data-ref.c (build_classic_dist_vector,
470 compute_subscript_distance): Make externally visible.
471 * tree-data-ref.h (build_classic_dist_vector,
472 compute_subscript_distance): Same.
473 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
474 Check distance vector against vectorization factor.
475 (vect_analyze_loop): Determine vectorizaion factor before
476 analyzing data dependences.
477 * tree-vectorizer.c (loops_num): Make it externally visible and
479 * tree-vectorizer.c (vect_loops_num): ... new name.
480 * tree-vectorizer.h (vect_loops_num): New.
482 2005-04-11 Devang Patel <dpatel@apple.com>
484 * tree-vect-analyze.c (vect_analyze_operations): Check
485 vectorizable codition.
486 * tree-vect-transform.c (vect_is_simple_cond): New function.
487 (vectorizable_condition): New function.
488 (vect_transform_stmt): Handle condition_vec_info_type.
489 * tree-vectorizer.h (enum stmt_vec_info_type): Add
490 condition_vec_info_type.
491 (vectorizable_condition): New.
493 2005-04-11 Geoffrey Keating <geoffk@apple.com>
495 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
496 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
497 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
499 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
500 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
502 * dwarf2out.c (output_line_info): Don't try to dereference
503 a NULL current_function_decl.
505 * config/t-slibgcc-darwin: Don't put shared libraries in
506 directories other than $(slibdir).
507 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
510 2005-04-11 Diego Novillo <dnovillo@redhat.com>
512 PR tree-optimization/20933
513 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
514 logic to reject aliases between read-only and writable
516 (may_alias_p): ... here.
517 (get_tmt_for): Do not associate read-only tags to pointers
518 whose pointed-to type is not read-only.
519 * tree-ssa.c (verify_ssa): Check that memory stores have at
520 least one V_MAY_DEF or V_MUST_DEF.
522 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
525 * configure.ac (gcc_UNLOCKED_FUNCS): New.
526 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
527 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
528 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
530 (fwrite_unlocked): Fix prototype.
532 * configure, config.in: Regenerate.
534 2005-04-11 David Edelsohn <edelsohn@gnu.org>
536 * tree-ssa-loop-im.c: Include real.h.
537 (determine_invariantness_stmt): If real division divisor is
538 invariant and flag_unsafe_math_optimizations enabled, generate
539 invariant reciprocal for hoisting.
540 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
542 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
544 Fix PR tree-optimization/20926
546 * tree-ssa-alias.c (add_type_alias): Handle subvars.
548 2005-04-11 Devang Patel <dpatel@apple.com>
550 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
553 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
555 * fold-const.c (fold_binary_op_with_conditional_arg):
556 use fold_buildN instead of "fold (buildN" in some
558 (fold_unary): Likewise.
559 (fold_binary): Likewise.
561 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
563 Fix PR tree-optimization/20612
564 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
566 (perfect_nestify): preheaderbb is *not* part of loop of the
569 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
571 * tree-ssa-alias.c (may_alias_p): If the variable
572 is a global variable and the pointer is parameter
573 and -fargument-noalias-global is used, then
574 the pointer cannot alias the variable.
576 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
578 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
579 * config/sparc/sparc.h: Likewise.
580 * config/sparc/sparc.md: Likewise.
582 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
584 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
586 * tree-vrp.c: Fix a comment typo.
588 2005-04-11 Diego Novillo <dnovillo@redhat.com>
590 PR tree-optimization/20920
591 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
592 SSA_NAME flows through an abnormal edge.
593 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
594 through abnormal edges.
595 (maybe_add_assert_expr): Likewise.
597 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
599 * config/s390/s390.h (s390_tune_string, s390_arch_string)
600 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
601 (s390_stack_size_string, s390_stack_guard_string, target_flags)
602 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
603 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
604 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
605 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
606 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
607 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
608 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
609 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
610 (TARGET_HANDLE_OPTION): Likewise.
611 (s390_tune): Initialize to PROCESSOR_max.
612 (s390_arch_string): Make static.
613 (s390_tune_string, s390_warn_framesize_string): Delete.
614 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
615 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
616 (s390_handle_arch_option, s390_handle_option): New functions.
617 (override_options): Remove parsing of option strings.
618 * config/s390/s390.opt: New file.
620 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
622 * tree-complex.c (expand_vector_operations): Call
623 update_stmt_if_modified.
625 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
627 * tree-vect-analyze (vect_determine_vectorization_factor):
628 Do not use GET_MODE_NUNITS.
629 * tree-vect-transform.c (vect_get_vec_def_for_operand,
630 (vectorizable_load, vect_transform_loop): Likewise.
632 2005-04-11 Uros Bizjak <uros@kss-loka.si>
634 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
635 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
636 * optabs.h (enum optab_index): Add new OTI_lceil.
637 (lceil_optab): Define corresponding macro.
638 * optabs.c (init_optabs): Initialize lceil_optab.
639 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
640 and lceildi2 patterns.
641 * builtins.c (expand_builtin_int_roundingfn): Handle
642 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
643 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
644 BUILT_IN_LLCEIL{,F,L}.
645 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
646 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
647 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
648 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
649 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
650 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
651 into lceil built-in function and (long long int)ceil{,f,l} into
652 llceil built-in function.
653 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
656 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
658 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
661 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
663 * config/arm/arm.c: Fix a comment typo.
664 * doc/tree-ssa.texi: Fix a typo.
666 2005-04-10 Steven Bosscher <stevenb@suse.de>
668 * cselib.c (clear_table): Rename to cselib_clear_table.
669 * cselib.h (cselib_clear_table): Add prototype.
670 * gcse.c (gcse_main): Make 'f' argument unused.
671 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
672 of each basic block instead.
673 (compute_sets, compute_hash_table_work): Likewise.
674 (constprop_register): Change int 'alter_jumps' argument to bool.
675 (do_local_cprop): Likewise.
676 (local_cprop_pass): Likewise. Also walk basic blocks instead of
677 the insn chain. Explicitly clear the cselib tables after finishing
678 one basic block. Make sure there are no unterminated libcall blocks.
679 Update compute_sets call.
680 (cprop): Walk basic blocks instead of the insn chain.
681 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
683 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
684 one_cprop_pass calls.
686 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
688 * combine.c (combine_simplify_rtx): Remove a transformation that
689 relies on an invalid assumption about rtl sign-extension semantics.
691 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
693 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
694 to build_int_cst_wide.
696 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
699 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
700 set the original address pseudo to the correct value before the
701 original insn, if possible, and leave the insn alone, otherwise
702 create a new pseudo, set it and replace it in the insn.
703 * recog.c (validate_change_maybe_volatile): New.
704 * recog.h (validate_change_maybe_volatile): Declare.
706 2005-04-09 Caroline Tice <ctice@apple.com>
708 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
709 Remove targetm.have_named_sections test.
710 (fix_edges_for_rarely_executed_code): Likewise.
711 (insert_section_boundary_note): Likewise.
712 (reorder_basic_blocks): Check partitioning flag before calling
713 verify_hot_cold_block_grouping.
714 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
715 the function struct rather than global variables.
716 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
717 (COLD_END_LABEL): Likewise
718 (cold_text_section_label): New static global variable.
719 (cold_end_label): Likewise.
720 (dwarf2out_switch_text_section): Get hot/cold section labels from
721 the function struct rather than global variables.
722 (output_aranges): Use cold_text_section_label and cold_end_label;
723 check partitioning flag before putting out delta.
724 (output_ranges): Remove incorrect code attempting to use
726 (output_line_info): Get cold section label from function struct.
727 (add_location_or_const_value_attribute): Likewise.
728 (get_subprogram_die): Get hot/cold section labels from function struct.
729 (dwarf2out_var_location): Likewise.
730 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
731 write out cold_text_section_label if partition flag is set.
732 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
733 * function.h (struct function): Add new fields to point to hot/cold
734 section labels: hot_section_label, cold_section_label,
735 hot_section_end_label and cold_section_end_label; also add new field
736 for cold text section name, unlikely_text_section_name.
737 * opts.c (decode_options): Turn off partitioning flag if
738 !targetm.have_named_sections.
739 * output.h (hot_section_label): Remove.
740 (hot_section_end_label): Remove.
741 (cold_section_end_label): Remove.
742 (unlikely_section_label): Remove.
743 (unlikely_text_section_name): Remove.
744 * passes.c (rest_of_handle_final): Remove code that frees
745 unlikely_text_section_name.
746 * varasm.c (unlikely_section_label): Remove.
747 (hot_section_label): Remove.
748 (hot_section_end_label): Remove.
749 (cold_section_end_label): Remove.
750 (unlikely_text_section_name): Remove.
751 (initialize_cold_section_name): Modify to call
752 targetm.strip_name_encoding; to store cold section name in current
753 function struct, if it exists; and to only use the decl_section_name
754 if flag_named_sections is true.
755 (unlikely_text_section): Modify to get section name out of current
756 function struct, if there is one; otherwise build it from
757 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
758 (in_unlikely_text_section): Likewise.
759 (named_section): Modify to get/put cold section name in current function
760 struct, if there is one.
761 (function_section): Change 'bool unlikely' to 'int reloc'; check
762 targetm.have_named_sections before calling named_section.
763 (current_function_section): Likewise.
764 (assemble_start_function): Modify to get/put unlikely_text_section_name
765 in current function struct; modify to get hot/cold section labels
766 from function struct; initialize labels using
767 ASM_GENERATE_INTERNAL_LABEL;
768 test partitioning flag before writing out hot section label.
769 (assemble_end_function): Test partitioning flag before writing out
770 hot/cold section labels.
771 (default_section_type_flags_1): Modify to use array instead of
772 char* for unlikely_text_section_name; set flags correctly for
773 cold text section if there is not a current function decl.
775 2005-04-09 Jakub Jelinek <jakub@redhat.com>
777 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
778 and TI_VA_LIST_FPR_COUNTER_FIELD.
779 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
780 * tree-pass.h (pass_stdarg): Add.
781 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
782 * tree-stdarg.c: New file.
783 * tree-stdarg.h: New file.
784 * Makefile.in (OBJS-common): Add tree-stdarg.o.
785 (tree-stdarg.o): Add dependencies.
786 * function.h (struct function): Add va_list_gpr_size and
787 va_list_fpr_size fields.
788 * function.c (allocate_struct_function): Initialize them.
789 * target.h (struct gcc_target): Add stdarg_optimize_hook.
790 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
791 (TARGET_INITIALIZER): Add it.
793 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
794 va_list_{g,f}pr_counter_field.
795 (ix86_setup_incoming_varargs): Don't do anything if reg_save
796 area will not be used. Only save registers that tree-stdarg.c
797 detected they need saving.
798 (ix86_va_start): Don't set up fields that won't be used.
800 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
801 va_list_{g,f}pr_counter_field.
802 (setup_incoming_varargs): Don't do anything if reg_save
803 area will not be used. Only save registers that tree-stdarg.c
804 detected they need saving.
805 (rs6000_va_start): Don't set up fields that won't be used.
807 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
808 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
809 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
810 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
812 2005-04-09 Jakub Jelinek <jakub@redhat.com>
815 * config/i386/i386.c (construct_container): Pass empty aligned
816 struct, union or class in memory.
818 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
820 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
821 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
822 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
823 config/rs6000/predicates.md: Fix comment typos.
825 * sched-int.h (haifa_insn_data): Remove blockage and units.
826 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
827 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
828 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
830 2005-04-09 Jan Hubicka <jh@suse.cz>
831 Steven Bosscher <stevenb@suse.de>
833 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
834 * cfgloop.c (get_loop_exit_edges): Likewise.
835 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
837 * loop-unroll.c (analyze_insns_in_loop): Likewise.
838 * tree-cfg.c (dump_cfg_status): Likewise.
840 2005-04-09 David Edelsohn <edelsohn@gnu.org>
842 * config/rs6000/predicates.md (altivec_register_operand): Remove
843 redundant match_code test.
844 (gpc_reg_operand): Same.
845 (cc_reg_operand): Same.
846 (cc_reg_not_cr0_operand): Same.
848 2005-04-09 Jan Hubicka <jh@suse.cz>
850 Forgotten hunk from my last merge patch:
851 * final.c (output_addr_const): Do not call mark_referenced.
853 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
855 * doc/tree-ssa.texi: Add immediate use documentation.
857 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
859 * arm.c (FL_WBUF): Define.
860 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
861 (arm_is_6_or_7): Delete.
862 (arm_tune_wbuf): New.
863 (arm_override_options): Set arm_tune_wbuf.
864 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
865 (arm_is_6_or_7): Delete declaration.
866 (arm_tune_wbuf): New declartion.
867 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
868 (model_wbuf): Derive from arm_tune_wbuf.
869 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
870 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
871 (arm740t): Mark CPUs as having a write buffer.
873 2005-04-09 Uros Bizjak <uros@kss-loka.si>
875 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
876 of 'const_double_operand' in operand 2 constraints. Update enable
879 2005-04-09 Uros Bizjak <uros@kss-loka.si>
881 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
882 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
883 * optabs.h (enum optab_index): Add new OTI_lfloor.
884 (lfloor_optab): Define corresponding macro.
885 * optabs.c (init_optabs): Initialize lfloor_optab.
886 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
887 and lfloordi2 patterns.
888 * builtins.c (expand_builtin_int_roundingfn): New prototype.
889 (expand_builtin_int_roundingfn): New function.
890 (fold_builtin_int_roundingfn): New prototype.
891 (fold_builtin_int_roundingfn): New function, renamed from
893 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
894 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
895 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
896 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
897 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
898 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
899 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
900 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
901 into lfloor built-in function and (long long int)floor{,f,l} into
902 llfloor built-in function.
903 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
906 2005-04-08 Ian Lance Taylor <ian@airs.com>
908 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
909 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
910 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
911 (DO_COND, DO_BODY): Likewise.
912 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
913 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
914 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
915 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
916 (build_continue_stmt, build_break_stmt): Don't declare.
917 (c_do_switch_warnings): Update declaration.
918 * c-gimplify.c (enum bc_t): Remove.
919 (struct c_gimplify_ctx, ctxp): Remove.
920 (push_context, pop_context): Remove static functions.
921 (c_genericize): Don't call push_context or pop_context.
922 (begin_bc_block, finish_bc_block): Remove static functions.
923 (build_bc_goto): Likewise.
924 (gimplify_c_loop): Likewise.
925 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
926 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
927 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
928 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
929 * c-common.c (c_do_switch_warnings): Rename from
930 c_do_switch_warnings_1.
931 (c_do_switch_warnings) [old version]: Remove.
932 (c_do_switch_expr_warnings): Remove.
933 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
934 function instead of c_do_switch_expr_warnings.
935 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
936 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
937 * c-pretty-print.c (pp_c_statement): Likewise.
938 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
940 2005-04-08 Devang Patel <dpatel@apple.com>
942 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
943 While selecting replacement condition pay attention to loop header.
945 2005-04-08 Diego Novillo <dnovillo@redhat.com>
947 Merge from tree-cleanup-branch: VRP, store CCP, store
948 copy-prop, incremental SSA updating of FUD chains and
949 newly exposed symbols.
951 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
952 (OBJS-common): Add tree-vrp.o.
953 (tree-vrp.o): New rule.
954 * basic-block.h (nearest_common_dominator_for_set): Declare.
955 * common.opt (ftree-store-ccp): New flag.
956 (ftree-copy-prop): New flag.
957 (ftree-vrp): New flag.
958 (ftree-store-copy-prop): New flag.
959 * dominance.c (nearest_common_dominator_for_set): New.
960 * domwalk.c (walk_dominator_tree): Only traverse
961 statements in blocks marked in walk_data->interesting_blocks.
962 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
963 * fold-const.c (fold): Handle ASSERT_EXPR.
964 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
965 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
966 flag_tree_vrp at -O2.
967 * timevar.def (TV_TREE_VRP): Define.
968 (TV_TREE_COPY_PROP): Define.
969 (TV_TREE_STORE_COPY_PROP): Define.
970 (TV_TREE_SSA_INCREMENTAL): Define.
971 (TV_TREE_STORE_CCP): Define.
972 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
973 to kill_redundant_phi_nodes from comment.
974 (verify_expr): Handle ASSERT_EXPR.
975 * tree-dfa.c (mark_new_vars_to_rename): Remove second
976 argument. Update all users.
977 (mark_call_clobbered_vars_to_rename): Remove. Update all
979 * tree-flow-inline.h (unmodifiable_var_p): New.
980 * tree-flow.h (enum value_range_type): Declare.
981 (struct value_range_def): Declare.
982 (value_range): Declare.
983 (remove_all_phi_nodes_for): Remove. Update all users.
984 (find_phi_node_for): Declare.
985 (add_type_alias): Declare.
986 (count_uses_and_derefs): Declare.
987 (kill_redundant_phi_nodes): Remove.
988 (rewrite_into_ssa): Remove.
989 (rewrite_def_def_chains): Remove.
990 (update_ssa, register_new_name_mapping, create_new_def_for,
991 need_ssa_update_p, name_registered_for_update_p,
992 release_ssa_name_after_update_ssa, dump_repl_tbl,
993 debug_repl_tbl, dump_names_replaced_by,
994 debug_names_replaced_by, mark_sym_for_renaming,
995 mark_set_for_renaming, get_current_def, set_current_def,
996 get_value_range, dump_value_range, debug_value_range,
997 dump_all_value_ranges, debug_all_value_ranges,
998 expr_computes_nonzero, loop_depth_of_name,
999 unmodifiable_var_p): Declare.
1000 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
1002 * tree-into-ssa.c (block_defs_stack): Update comment.
1003 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
1004 syms_to_rename, names_to_release, repl_tbl,
1005 need_to_initialize_update_ssa_p, need_to_update_vops_p,
1006 need_to_replace_names_p): New locals.
1007 (NAME_SETS_GROWTH_FACTOR): Define.
1008 (struct repl_map_d): Declare.
1009 (struct mark_def_sites_global_data): Add field
1011 (enum rewrite_mode): Declare.
1012 (REGISTER_DEFS_IN_THIS_STMT): Define.
1013 (compute_global_livein): Use last_basic_block instead of
1015 (set_def_block): Remove last argument. Update all callers.
1016 (prepare_use_operand_for_rename): Remove. Update all callers.
1017 (prepare_def_operand_for_rename): Remove. Update all callers.
1018 (symbol_marked_for_renaming): New.
1021 (repl_map_hash): New.
1023 (repl_map_free): New.
1024 (names_replaced_by): New.
1025 (add_to_repl_tbl): New.
1026 (add_new_name_mapping): New.
1027 (mark_def_sites): Assume that all the operands in the
1028 statement are in normal form.
1029 (find_idf): Assert that the block in the stack is valid.
1030 (get_default_def_for): New.
1031 (insert_phi_nodes_for): Add new argument 'update_p'.
1033 If update_p is true, add a new mapping between the LHS of
1034 each new PHI and the name that it replaces.
1035 (insert_phi_nodes_1): Only call find_idf if needed.
1036 (get_reaching_def): Call get_default_def_for.
1037 (rewrite_operand): Remove.
1038 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
1039 and REWRITE_THIS_STMT are false.
1040 Assume that all the operands in the statement are in
1042 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
1043 (rewrite_virtual_phi_arguments): Remove.
1044 (invalidate_name_tags): Remove.
1045 (register_new_update_single, register_new_update_set,
1046 rewrite_update_init_block, replace_use,
1047 rewrite_update_fini_block, rewrite_update_stmt,
1048 rewrite_update_phi_arguments): New.
1049 rewrite_blocks): Remove argument 'fix_virtual_phis'.
1050 Add arguments 'entry', 'what' and 'blocks'.
1051 Initialize the dominator walker according to 'what' and
1053 Start the dominator walk at 'entry'.
1054 (mark_def_site_blocks): Add argument 'interesting_blocks'.
1055 Use it to configure the dominator walker.
1056 (rewrite_into_ssa): Remove argument 'all'.
1058 (rewrite_all_into_ssa): Remove.
1059 (rewrite_def_def_chains): Remove.
1060 (mark_def_interesting, mark_use_interesting,
1061 prepare_phi_args_for_update, prepare_block_for_update,
1062 prepare_def_site_for, prepare_def_sites,
1063 dump_names_replaced_by, debug_names_replaced_by,
1064 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
1065 delete_update_ssa, create_new_def_for,
1066 register_new_name_mapping, mark_sym_for_renaming,
1067 mark_set_for_renaming, need_ssa_update_p,
1068 name_registered_for_update_p, ssa_names_to_replace,
1069 release_ssa_name_after_update_ssa,
1070 insert_updated_phi_nodes_for, update_ssa): New.
1071 * tree-loop-linear.c (linear_transform_loops): Call
1072 update_ssa instead of rewrite_into_ssa.
1073 * tree-optimize.c (vars_to_rename): Remove.
1075 (init_tree_optimization_passes): Replace
1076 pass_redundant_phi with pass_copy_prop.
1078 Replace pass_ccp with pass_store_ccp.
1079 Add pass_store_copy_prop after pass_store_ccp.
1080 (execute_todo): If the TODO_ flags don't include updating
1081 the SSA form, assert that it does not need to be updated.
1082 Call update_ssa instead of rewrite_into_ssa and
1083 rewrite_def_def_chains.
1084 If TODO_verify_loops is set, call verify_loop_closed_ssa.
1085 (tree_rest_of_compilation):
1086 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
1087 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
1088 TODO_cleanup_cfg): Renumber.
1089 (TODO_verify_loops, TODO_update_ssa,
1090 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1091 TODO_update_ssa_only_virtuals): Define.
1092 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
1094 * tree-phinodes.c (make_phi_node): Update documentation.
1095 (remove_all_phi_nodes_for): Remove.
1096 (find_phi_node_for): New.
1097 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
1098 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
1099 (interpret_rhs_modify_expr): Likewise.
1100 * tree-sra.c (decide_instantiations): Mark all symbols in
1101 SRA_CANDIDATES for renaming.
1102 (mark_all_v_defs_1): Rename from mark_all_v_defs.
1103 (mark_all_v_defs): New function. Update all users to call it
1104 with the whole list of scalarized statements, not just the
1106 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
1107 (compute_flow_insensitive_aliasing): If the tag is
1108 unmodifiable and the variable isn't or vice-versa, don't
1109 make them alias of each other.
1110 (setup_pointers_and_addressables): If the type tag for
1111 VAR is about to change, mark the old one for renaming.
1112 (add_type_alias): New.
1113 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
1114 (ccp_lattice_t): Rename from latticevalue.
1115 (value): Remove. Update all users.
1116 (const_val): New local variable.
1117 (do_store_ccp): New local variable.
1118 (dump_lattice_value): Handle UNINITIALIZED.
1119 (debug_lattice_value): New.
1120 (get_default_value): Re-write.
1121 (set_lattice_value): Re-write.
1122 (def_to_varying): Remove. Update all users.
1123 (likely_value): Return VARYING for statements that make
1124 stores when STORE_CCP is false.
1125 Return VARYING for any statement other than MODIFY_EXPR,
1126 COND_EXPR and SWITCH_EXPR.
1127 (ccp_initialize): Re-write.
1128 (replace_uses_in, replace_vuse_in, substitute_and_fold):
1129 Move to tree-ssa-propagate.c.
1130 (ccp_lattice_meet): Handle memory stores when
1131 DO_STORE_CCP is true.
1132 (ccp_visit_phi_node): Likewise.
1133 (ccp_fold): Likewise.
1134 (evaluate_stmt): Likewise.
1135 (visit_assignment): Likewise.
1136 (ccp_visit_stmt): Likewise.
1137 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
1141 (do_ssa_store_ccp): New.
1142 (gate_store_ccp): New.
1143 (pass_store_ccp): Declare.
1144 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
1145 (may_propagate_copy): Reformat.
1146 Don't abort if ORIG is a virtual and DEST isn't.
1147 If NEW does not have alias information but DEST does,
1149 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
1150 copy_prop_kind, which_copy_prop): Declare.
1151 (stmt_may_generate_copy, get_copy_of_val,
1152 get_last_copy_of, set_copy_of_val, dump_copy_of,
1153 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
1154 copy_prop_visit_stmt, copy_prop_visit_phi_node,
1155 init_copy_prop, fini_copy_prop, execute_copy_prop,
1156 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
1157 store_copy_prop): New.
1158 (pass_copy_prop, pass_store_copy_prop): Declare.
1159 * tree-ssa-dom.c (struct opt_stats_d): Add fields
1160 'num_const_prop' and 'num_copy_prop'.
1161 (cprop_operand): Update them.
1162 (dump_dominator_optimization_stats): Dump them.
1163 (tree_ssa_dominator_optimize): Call update_ssa instead of
1165 (loop_depth_of_name): Declare extern.
1166 (simplify_cond_and_lookup_avail_expr): Guard against NULL
1167 values for LOW or HIGH.
1168 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
1169 (record_equivalences_from_stmt): Call expr_computes_nonzero.
1170 (cprop_operand): Only propagate if VAL != OP.
1171 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
1172 statement for renaming.
1173 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
1174 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
1175 add_type_alias if necessary.
1176 Call mark_new_vars_to_rename.
1177 (tree_ssa_iv_optimize): If new symbols need to be renamed,
1178 mark every statement updated, call update_ssa and
1179 rewrite_into_loop_closed_ssa.
1180 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
1181 from LIVEIN if VAR is a virtual.
1182 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
1183 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
1184 (get_call_expr_operands): Reformat statement.
1185 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
1187 * tree-ssa-propagate.c (ssa_prop_init): Initialize
1188 SSA_NAME_VALUE for every name.
1189 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1190 get_value_loaded_by): New.
1191 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
1192 substitute_and_fold): Move from tree-ssa-ccp.c.
1193 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
1194 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
1195 get_value_loaded_by, replace_uses_in, substitute_and_fold):
1197 * tree-ssa.c (verify_use): Fix error message.
1198 (propagate_into_addr, replace_immediate_uses, get_eq_name,
1199 check_phi_redundancy, kill_redundant_phi_nodes,
1200 pass_redundant_phi): Remove. Update all users.
1201 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
1202 add_type_alias, if necessary.
1203 * tree-vectorizer.h (struct _stmt_vect_info): Update
1204 documentation for field 'memtag'.
1205 * tree-vrp.c: New file.
1206 * tree.def (ASSERT_EXPR): Define.
1207 * tree.h (ASSERT_EXPR_VAR): Define.
1208 (ASSERT_EXPR_COND): Define.
1209 (SSA_NAME_VALUE_RANGE): Define.
1210 (struct tree_ssa_name): Add field 'value_range'.
1211 (PHI_REWRITTEN): Remove.
1212 (struct tree_phi_node): Remove field 'rewritten'.
1213 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
1214 -ftree-store-copy-prop): Document.
1215 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
1216 Document usage of update_ssa.
1218 2005-04-08 David Edelsohn <edelsohn@gnu.org>
1221 * config/rs6000/predicates.md (altivec_register_operand): Accept
1223 (and64_operand): Do not limit CONST_INT to mask64_operand.
1224 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
1225 (and_operand): Do not limit CONST_INT to mask_operand.
1227 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
1229 PR rtl-optimization/20466
1230 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
1231 for overlap of the address of each list member.
1232 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
1234 2005-04-08 Mike Stump <mrs@apple.com>
1236 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
1238 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
1241 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1243 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
1245 * function.c (push_function_context_to): Don't set
1247 * function.h (function): Remove contains_functions.
1248 (current_function_contains_functions): Remove.
1250 * function.h (function): Remove instrument_entry_exit.
1251 (current_function_instrument_entry_exit): Remove.
1253 * function.h (nonlocal_labels): Remove.
1255 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
1257 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
1258 (check_attr_value, write_attr_get, write_expr_attr_cache,
1259 find_attr, make_internal_attr): Don't reference negative_ok or
1261 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
1262 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
1263 (ATTR_STATIC): Adjust the value.
1265 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
1267 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
1269 * config/s390/tpf.h (ASM_SPEC): Define.
1271 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
1273 * tree-flow.h: Remove the prototype for
1274 redirect_immediate_uses.
1275 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
1277 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
1279 * arm.c (arm_const_double_by_parts): New function.
1280 * arm-protos.h (arm_const_double_by_parts): Add prototype.
1281 * arm.md (define_split for 64-bit constants): Add another one.
1283 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
1285 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
1287 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1289 * system.h: Revert last change.
1291 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
1293 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
1294 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
1295 (TARGET_SWITCHES): Delete.
1296 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
1297 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
1298 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
1299 * config/xtensa/xtensa.opt: New file.
1301 2005-04-08 Ben Elliston <bje@au.ibm.com>
1303 * config/fp-bit.c: Include L_mul_tf in #endif comment.
1304 * config/fp-bit.h: Tidy comments.
1306 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1308 * system.h: Poison PARAMS.
1310 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
1312 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1313 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
1314 (TARGET_SWITCHES): Delete.
1315 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1316 * config/vax/vax.opt: New file.
1318 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
1320 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
1322 2005-04-07 Ian Lance Taylor <ian@airs.com>
1324 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
1326 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
1327 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
1330 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
1332 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
1333 all immediate uses in PHI nodes.
1335 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
1337 * arm.c (arm_const_double_inline_cost): Handle any constant by
1338 using gen_lowpart and gen_highpart_mode.
1339 (note_invalid_constants): All constants in an RTX with a constraint
1340 that permits memory are now pushed to the constant pool.
1341 (output_move_double): Delete code to handle reg to reg and
1342 constant to reg moves.
1343 (const_double_needs_minipool, output_mov_immediate): Delete.
1344 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
1345 CONST_INT and CONST_VECTOR.
1346 * arm.md (ANY64): New mode macro.
1347 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
1348 (movdf_soft_insn): Split reg-reg and const-reg moves.
1349 (split patterns for 64-bit constant and register moves): New.
1350 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
1351 (cirrus_movdf_hard_insn): Likewise.
1352 * fpa.md (movdf_fpa): Likewise.
1353 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
1354 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
1356 (movv2si_internal_2): Likewise.
1357 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
1358 (movdf_vfp): Likewise.
1359 * arm-protos.h (output_mov_immediate): Delete prototype.
1361 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
1364 * simplify-rtx.c (simplify_unary_operation_1): Check
1365 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
1367 2005-04-06 James E Wilson <wilson@specifixinc.com>
1370 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
1373 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1375 * coverage.h (GCOV_TYPE_NODE): Delete.
1376 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
1377 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
1378 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
1379 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
1380 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
1382 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
1385 * Makefile.in (gcc.pot): Remove options.c dependency.
1386 * optc-gen.awk: Don't quote help strings with N_().
1388 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
1390 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
1391 the function returns a pointer type.
1393 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
1395 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
1396 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
1397 * doc/invoke.texi: Documnet salias-max-implicit-fields.
1398 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
1399 explicit_uses members.
1400 (get_or_create_used_part_for): Initialize new fields.
1401 (fieldoff_compare): New function.
1402 (create_overlap_variables_for): Count number of fields, use
1403 heuristic to determine whether to create subvars for vars with
1405 Sort the field list by offset and avoid creating duplicate SFT's.
1407 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1409 * c.opt (-F): Remove trailing whitespace from help string.
1410 (-finput-charset): Use a tab to separate the switch name and help
1412 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
1413 (-ftree-vectorizer-verbose): Likewise.
1415 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1417 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
1418 a PHI argument where a use occurs instead of all PHI arguments.
1420 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
1422 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
1425 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
1427 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
1428 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
1429 config/bfin/bfin.h: Fix comment typos.
1431 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
1433 * doc/install.texi: Update the URL for Jacks.
1434 * doc/sourcebuild.texi: Likewise.
1436 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
1439 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
1440 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
1442 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1444 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
1446 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
1448 * config/v850/v850-protos.h (override_options): Delete.
1449 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
1450 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
1451 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
1452 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
1453 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
1454 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
1455 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
1456 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
1457 (OVERRIDE_OPTIONS): Delete.
1458 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
1459 (small_memory_info): Remove the value field.
1460 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
1462 * config/v850/v850.c (small_memory): Remove the value field.
1463 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1464 (override_options): Delete.
1465 (v850_handle_memory_option, v850_handle_option): New functions.
1466 * config/v850/v850.opt: New file.
1468 2005-04-06 Geoffrey Keating <geoffk@apple.com>
1470 * config.host: Add a section for generic hosts, and a subsection
1471 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
1472 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
1473 * config/host-darwin.h: New.
1474 * config/x-darwin: New.
1475 * config/i386/host-i386-darwin.c: New.
1476 * config/i386/x-darwin: New.
1477 * config/rs6000/host-darwin.c: Include host-darwin.h.
1478 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
1479 (darwin_rs6000_gt_pch_use_address): Likewise.
1480 * config/rs6000/x-darwin: Change name of .o built, update
1481 dependencies for changes to rs6000/host-darwin.c.
1483 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1486 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
1488 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
1490 * tree-vect-analyze.c (vect_analyze_loop_form): Call
1491 split_loop_exit_edge instead of loop_split_edge_with.
1493 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
1495 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
1496 UNSPEC_SET_VSCR): New constants, used throughout.
1498 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
1500 (altivec_vspltis<VI_char>): ... this pattern, using
1501 a QImode const_int_operand for the immediate.
1502 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
1505 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
1508 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
1510 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
1512 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
1514 2005-04-06 Ben Elliston <bje@au.ibm.com>
1516 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
1517 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
1518 macros as living in "this file" and not gcc.h.
1520 2005-04-06 Ben Elliston <bje@au.ibm.com>
1522 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
1523 -ftree-live_range_split. Perhaps renamed at some point?
1525 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1528 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
1529 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
1531 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1533 * tree-flow.h (number_of_iterations_cond): Declaration removed.
1534 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
1535 (number_of_iterations_special): New function.
1536 (number_of_iterations_exit): Use number_of_iterations_special.
1537 Use simplify_using_outer_evolutions only at -O3.
1538 (number_of_iterations_cond, tree_simplify_using_condition,
1539 simplify_using_initial_conditions, loop_niter_by_eval,
1540 compare_trees, can_count_iv_in_wider_type_bound,
1541 simplify_using_outer_evolutions): Use fold_build.
1543 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
1545 * doc/install.texi (Configuration): Document --with-java-home.
1547 2005-04-05 Richard Henderson <rth@redhat.com>
1551 * config/i386/i386.c (print_operand): Handle vector zeros.
1552 (ix86_split_to_parts): Handle CONST_VECTOR.
1553 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
1554 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
1555 what modes to tie for MMX and SSE registers.
1556 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
1557 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
1558 to vector modes as well.
1559 * config/i386/predicates.md (const0_operand): Handle VOIDmode
1560 properly as an input mode.
1562 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1564 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
1566 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1568 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
1570 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1572 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
1573 and local functions, set sse_nregs to 8 and float_in_sse.
1574 (function_arg_advance, function_arg): If float_in_sse, pass
1575 SFmode and DFmode arguments in SSE registers.
1576 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
1578 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
1579 of -funit-at-a-time.
1581 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1583 * config/i386/i386-protos.h (ix86_function_value): Accept two
1584 arguments, like the target macro.
1585 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
1586 * config/i386/i386.c (ix86_function_value): Accept the second
1587 argument of the target macro.
1588 (ix86_function_ok_for_sibcall): Pass a function pointer to
1589 ix86_function_value.
1590 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
1591 call to ix86_value_regno).
1592 (ix86_value_regno): Add support for returning floating point values
1595 2005-04-05 Jakub Jelinek <jakub@redhat.com>
1597 PR tree-optimization/20076
1598 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
1599 that call __builtin_return or __builtin_apply_args.
1601 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
1603 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
1604 Use immediate use iterator.
1605 (stmt_is_bumper_for_loop): Use immediate use iterator.
1606 * predict.c (strip_builtin_expect): Use update_stmt.
1607 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
1608 on all elements of a STATEMENT_LIST.
1609 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
1610 (bsi_remove): Remove imm_use links and mark the stmt as modified.
1611 (bsi_replace): Mark stmt as modified and the update it.
1612 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
1613 (expand_complex_libcal): Call update_stmt.
1614 (expand_complex_comparison): Call mark_stmt_modified.
1615 (expand_complex_operations_1): Call update_stmt_if_modified.
1616 (expand_vector_operations_1): Call mark_stmt_modified.
1617 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
1618 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
1619 add_immediate_use, redirect_immediate_use,
1620 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
1621 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
1622 (mark_new_vars_to_rename): Call update_stmt.
1623 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
1624 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
1626 (unmodify_stmt): Delete.
1627 (update_stmt): New. Force an update of a stmt.
1628 (update_stmt_if_modified): update a stmt if it is out of date.
1629 (get_stmt_operands): Verify stmt is NOT modified.
1630 (stmt_modified_p): Update comment.
1631 (delink_imm_use): Remove a use node from its immuse list.
1632 (link_imm_use_to_list): Link a use node to a specific list.
1633 (link_imm_use): Link a node to the correct list.
1634 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
1635 it in the correct list, if appropriate.
1636 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
1637 (relink_imm_use): Link a use node in place of another node in a list.
1638 (relink_imm_use_stmt): LInk a node in place of another node, and set
1640 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
1641 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
1642 (first_safe_imm_use): New. Initialize a safe immuse iterator.
1643 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
1644 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
1645 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
1646 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
1647 (has_zero_uses): New. Return true if there are no uses of a var.
1648 (has_single_use): New. Return true if there is only a single use of a
1650 (single_imm_use): New. Return the simgle immediate use.
1651 (num_imm_uses): New. Return the number of immediate uses.
1652 (get_v_must_def_ops): Use is now a pointer.
1653 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
1654 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
1656 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
1657 (delink_stmt_imm_use): Delink all immuses from a stmt.
1658 (phi_arg_index_from_use): New. Return a phi arg index for a use.
1659 * tree-flow.h (struct dataflow_d): Delete.
1660 (immediate_use_iterator_d): New. Immediate use iterator struct.
1661 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
1662 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
1663 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
1665 (struct stmt_ann_d): Remove dataflow_t from struct.
1666 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
1667 (if_convertible_phi_p): Use FAST immuse iterator.
1668 (if_convertible_loop_p): Don't call compute_immediate_uses.
1669 (replace_phi_with_cond_modify_expr): Call update_stmt.
1670 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
1671 update_stmt_if_modified.
1672 (rewrite_all_into_ssa): Initialize ssa operands.
1673 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
1674 compute_immediate_uses.
1675 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
1676 ssa_property is available.
1677 (execute_one_pass): Change parameters passed to execute_todo.
1678 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
1679 (remove_ssa_form): Call fini_ssa_operands.
1680 (insert_backedge_copies): Delete call to modify_stmt.
1681 * tree-phinodes.c (make_phi_node): Initialize use nodes.
1682 (release_phi_node): Delink any use nodes before releasing.
1683 (resize_phi_node): Relink any use nodes.
1684 (remove_phi_arg_num): Delink the use node.
1685 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
1686 (remove_all_phi_nodes_for): Release phi node first.
1687 * tree-pretty-print.c (dump_generic_node): Print stmt address.
1688 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
1689 (scalarize_use, scalarize_copy): Call update_stmt.
1690 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
1691 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
1692 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
1693 (ccp_initialize): Remove call to compute_immediate_uses.
1694 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
1695 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
1697 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
1698 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
1699 (eliminate_redundant_computations): Call mark_stmt_modified.
1700 (cprop_operand): Call mark_stmt_modified.
1701 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
1702 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
1703 (dse_optimize_stmt): Use new immuse interface.
1704 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
1705 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
1706 (substitute_single_use_vars): Use new immuse interface.
1707 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
1708 and compute_immediate_uses.
1709 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
1711 (rewrite_mem_refs): Call update_stmt.
1712 (determine_lsm): Remove call to compute_imm_uses and free_df.
1713 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
1714 (try_unroll_loop_completely): Call update_stmt.
1715 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
1716 (rewrite_use_compare): Call update_stmt.
1717 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
1718 (rewrite_use) : Call update_stmt.
1719 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
1720 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
1722 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
1723 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
1724 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
1726 (initialize_vuse_operand): New. Initialize a vuse operand.
1727 (initialize_v_may_def_operand): New. Initialize a maydef operand.
1728 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
1729 (finalize_ssa_defs): Use stmt parameter.
1730 (correct_use_link): Ensure a use node is in the correct list, and has
1731 the correct stmt pointer.
1732 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
1733 finalize_ssa_v_must_defs): Also initialize use nodes.
1734 (finalize_ssa_stmt_operands): Pass extra stmt operands.
1735 (build_ssa_operands): Seperate parsing from final operand construction.
1736 (parse_ssa_operands): New. Parse entry point for operand building.
1737 (swap_tree_operands): New. Swap 2 tree operands.
1738 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
1740 (get_expr_operands): Call swap_tree_operands when needed.
1741 (copy_virtual_operands): Use initialize routines for virtual use ops.
1742 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
1743 (verify_abort): New. Issue imm_use error.
1744 (verify_imm_links): New Verify imm_use links for a var.
1745 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
1746 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
1747 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
1748 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
1749 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
1750 (NULL_USE_OPERAND_P) Define.
1751 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
1753 (struct vuse_operand_type): New struct.
1754 (SET_USE): Call set_ssa_use_from_ptr.
1756 (PHI_ARG_INDEX_FROM_USE): Define.
1757 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
1758 argument via SET_USE, not PHI_ARG_DEF_TREE.
1759 * tree-ssa-pre.c (eliminate): Call update_stmt.
1760 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
1762 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
1763 (nearest_common_dominator_of_uses): Use imm_use iterator.
1764 (statement_sink_location): Use imm_use iterator and interface.
1765 (execute_sink_code): Don't call compute_immediate_uses or free-df.
1766 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
1767 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
1768 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
1769 (verify_ssa): Ensure no stmt is marked modify after optimization pass
1770 if new parameter is true.
1771 (init_tree_ssa): Don't initialize operand cache here.
1772 (delete_tree_ssa): Don't destroy operand cache here.
1773 (propagate_into_addr): Pass in a use pointer, return true if anything
1775 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
1776 (check_phi_redundancy): Use imm_use iterator.
1777 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
1779 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
1780 (release_ssa_name): Delink node and all elements in its imm_use list.
1781 * tree-tailcall.c (adjust_return_value): Call update_stmt.
1782 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
1783 * tree-vectorizer.c (need_imm_uses_for): Delete.
1784 (vectorize_loops): Dont call compute_immediate_uses or free_df.
1785 * tree.h (struct ssa_imm_use_d): Define.
1786 (SSA_NAME_IMM_USE_NODE): Define.
1787 (struct tree_ssa_name): Add imm_use node.
1789 (PHI_ARG_IMM_USE_NODE): Define.
1790 (struct phi_arg_d): Add imm_use node.
1791 (struct tree_phi_node): Remove struct dataflow_d element.
1792 (TDF_STMTADDR): Define.
1794 2005-04-05 Dale Johannesen <dalej@apple.com>
1796 * doc/invoke.texi (Optimization Options): Remove
1797 duplicate -fcse-follow-jumps. Add -fweb.
1798 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
1799 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
1801 2005-04-05 Per Bothner <per@bothner.com>
1803 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
1804 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
1805 (warn_uninit): Get EXPR_LOCUS from context now instead.
1806 This fixes a USE_MAPPED_LOCATION testsuite failure.
1808 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
1810 2005-04-05 Per Bothner <per@bothner.com>
1812 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
1813 of the artification 'return 0' in main() to BUILTINS_LOCATION.
1814 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
1817 2004-04-05 Devang Patel <dpatel@apple.com>
1819 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
1820 (lhsr<mode>3): ... new name.
1821 (altivec_vsra<VI_char>): Rename to ..
1822 (ashr<mode>3): ... new name.
1823 * config/rs6000/rs6000.c (builtin_description): Rename shift
1826 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
1828 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
1829 gen_lowpart_for_combine.
1830 * cse.c (gen_lowpart_if_possible): Move...
1831 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
1833 (gen_lowpart_no_emit_general): Use it.
1835 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1837 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
1840 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
1842 * system.h: Fix typo.
1844 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
1846 * config/bfin/bfin-modes.def: New file.
1847 * config/bfin/bfin-protos.h: New file.
1848 * config/bfin/bfin.c: New file.
1849 * config/bfin/bfin.h: New file.
1850 * config/bfin/bfin.md: New file.
1851 * config/bfin/bfin.opt: New file.
1852 * config/bfin/crti.s: New file.
1853 * config/bfin/crtn.s: New file.
1854 * config/bfin/elf.h: New file.
1855 * config/bfin/lib1funcs.asm: New file.
1856 * config/bfin/predicates.md: New file.
1857 * config/bfin/t-bfin: New file.
1858 * config/bfin/t-bfin-elf: New file.
1859 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
1860 Document new attributes.
1861 (interrupt, interrupt_handler, saveall): Update documentation for
1863 * doc/install.texi (Specific): Add entry for the Blackfin.
1864 * doc/invoke.texi (Blackfin Options): New section.
1865 * doc/md.texi (Blackfin family): New section to document constraints.
1866 * config.gcc: Add bfin*-* and bfin*-elf configurations.
1868 2005-04-05 Olivier Hainque <hainque@adacore.com>
1870 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
1871 match what the system unwinder expects.
1872 * config/mips/mips.c (mips_frame_set): If we're saving the return
1873 address register and the dwarf return address column number differs
1874 from the hard register number, adjust the note reg to refer to the
1877 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
1879 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
1880 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
1881 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1882 (processor_type): New enum.
1883 (mn10300_processor): New variable.
1884 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
1885 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
1886 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
1887 (PROCESSOR_DEFAULT): New macro.
1888 * config/mn10300/mn10300.c (mn10300_processor): New variable.
1889 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1890 (mn10300_handle_option, mn10300_override_options): New functions.
1891 * config/mn10300/mn10300.opt: New file.
1893 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
1894 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
1896 PR tree-optimization/19903
1897 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
1898 that don't fit in their type after conversion.
1900 2005-04-05 Uros Bizjak <uros@kss-loka.si>
1903 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
1904 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
1905 Allocate local stack slots here. Set ix86_optimize_mode_switching.
1906 flag here. Implement using define_insn_and_split.
1907 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
1908 (frndintxf2_mask_pm_i387): New insn patterns.
1909 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
1910 Do not set ix86_optimize_mode_switching flag.
1911 (ceilsf2, ceildf2, ceilxf2): Same.
1912 (btruncsf2, btruncdf2, btruncxf2): Same.
1913 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
1915 2005-04-05 Ian Lance Taylor <ian@airs.com>
1918 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
1919 i386_pe_record_external_function.
1920 (i386_pe_record_external_function): Update declaration.
1921 * config/i386/winnt.c (struct extern_list): Add decl field.
1922 (i386_pe_record_external_function): Add decl parameter.
1923 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
1925 * config/i386/i386-protos.h (i386_pe_record_external_function):
1928 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
1930 * config/m68k/m68k-protos.h: Add a prototype for
1931 valid_dbcc_comparison_p_2.
1932 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
1933 extend_operator, const_uint32_operand, const_sint32_operand,
1934 general_src_operand, nonimmediate_src_operand,
1935 memory_src_operand, post_inc_operand, pre_dec_operand,
1936 pcrel_address): Move to predicates to predicates.md.
1937 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
1938 * config/m68k/m68k.md: Include predicates.md.
1939 * config/m68k/predicates.md: New.
1941 2005-04-04 Roger Sayle <roger@eyesopen.com>
1943 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
1945 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
1947 2005-04-04 Ian Lance Taylor <ian@airs.com>
1949 * c-typeck.c (struct c_switch): Rename switch_stmt field to
1951 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
1952 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
1953 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
1954 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
1955 * c-common.c (c_do_switch_warnings_1): New static function broken
1956 out of c_do_switch_warnings.
1957 (c_do_switch_warnings): Call c_do_switch_warnings_1.
1958 (c_do_switch_expr_warnings): New function.
1959 * c-common.h (c_do_switch_expr_warnings): Declare.
1961 2005-04-04 David Edelsohn <edelsohn@gnu.org>
1962 Daniel Jacobowitz <dan@codesourcery.com>
1964 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
1966 * rtlanal.c (may_trap_p): Same.
1968 2005-04-04 Dale Johannesen <dalej@apple.com>
1970 * ChangeLog: remove reference to ChangeLog.12.
1972 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
1974 CRIS epilogue as RTL.
1975 * config/cris/cris.md: Change all 0 in unspec 0 to
1977 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
1978 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
1980 ("return"): Change to define_expand. Call cris_expand_return for
1982 ("*return_expanded"): New pattern.
1983 ("epilogue"): New define_expand.
1984 * config/cris/cris.h (PREDICATE_CODES): Add
1985 cris_load_multiple_op.
1986 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
1988 (enum cris_retinsn_type): New.
1989 (struct machine_function): New member return_type.
1990 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
1991 (cris_target_asm_function_epilogue): Remove, moving RTLified
1993 (cris_expand_epilogue): New function.
1994 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
1995 (cris_gen_movem_load, cris_load_multiple_op)
1996 (cris_return_address_on_stack_for_return, cris_expand_return): New
1998 (cris_target_asm_function_prologue)
1999 (cris_initial_frame_pointer_offset): Call
2000 cris_reg_saved_in_regsave_area instead of complicated expression.
2001 Call cris_return_address_on_stack instead of an expression.
2002 (cris_print_operand) <case 'o', case 'O'>: New cases.
2003 (cris_return_address_on_stack): Change return-type to bool.
2004 (cris_simple_epilogue): Ditto. Return false if registers are
2006 * config/cris/cris-protos.h (cris_simple_epilogue)
2007 (cris_return_address_on_stack): Adjust prototype return type.
2008 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
2009 (cris_return_address_on_stack_for_return): New prototypes.
2011 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2013 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
2014 gpr_or_int12_operand.
2016 * config/frv/frv-protos.h: Add a prototype to
2017 frv_legitimate_memory_operand and frv_const_unspec_p.
2018 (frv_unspec): Move from frv.c.
2019 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
2020 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
2021 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
2022 gpr_or_fpr_operand, gpr_or_int12_operand,
2023 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
2024 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
2025 int6_operand, int5_operand, uint5_operand, uint4_operand,
2026 uint1_operand, int_2word_operand, uint16_operand,
2027 upper_int16_operand, integer_register_operand,
2028 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
2029 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
2030 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
2031 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
2032 move_destination_operand, movcc_fp_destination_operand,
2033 frv_function_symbol_referenced_p, move_source_operand,
2034 condexec_dest_operand, condexec_source_operand,
2035 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
2036 const_unspec_operand, gpr_or_memory_operand,
2037 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
2038 icc_operand, fcc_operand, cc_operand, icr_operand,
2039 fcr_operand, cr_operand, call_operand, sibcall_operand,
2040 symbolic_operand, relational_operator,
2041 integer_relational_operator, float_relational_operator,
2042 ccr_eqne_operator, minmax_operator,
2043 condexec_si_binary_operator, condexec_si_media_operator,
2044 condexec_si_divide_operator, condexec_si_unary_operator,
2045 condexec_sf_conv_operator, condexec_sf_add_operator,
2046 condexec_memory_operand, intop_compare_operator, acc_operand,
2047 even_acc_operand, quad_acc_operand, accg_operand: Move to
2049 * config/frv/frv.h (PREDICATE_CODES): Remove.
2050 * config/frv/frv.md: Include predicates.md.
2051 * config/frv/predicates.md: New.
2053 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2056 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
2057 * tree-ssa-loop-ivopts.c: Include langhooks.h.
2058 (add_standard_iv_candidates_for_size): New function, extracting code
2059 from add_standard_iv_candidates and parameterizing it by type size.
2060 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
2062 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
2064 * system.h (GCOV_SIZE_TYPE): Unposion.
2065 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
2066 (GCOV_TYPE_SIZE): ...this new macro.
2067 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
2068 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
2069 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
2070 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
2071 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
2072 instead of unsigned_intSI_type_node.
2073 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
2074 (rtl_gen_one_value_profiler_no_edge_manipulation)
2075 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
2076 * value-prof.c: Include coverage.h.
2078 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
2079 Diego Novillo <dnovillo@redhat.com>
2081 Fix PR tree-optimization/20703
2082 Fix PR tree-optimization/20725
2084 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
2085 (create_expression_by_pieces): Ditto.
2086 (valid_in_set): Ditto. Also handle tcc_declaration.
2087 (find_or_generate_expression): Handle comparison class.
2088 (insert_into_preds_of_block): Ditto.
2089 (insert_aux): Ditto.
2090 (create_value_expr_from): Handle comparison class, recursively
2091 handle reference nodes.
2092 (compute_avail): Handle comparison classes, rewrite a little cleaner.
2093 (execute_pre): Fix spacing.
2094 (do_fre): Renamed to execute_fre.
2096 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2098 * doc/invoke.texi (SPARC options): Document that
2099 -mlittle-endian is not supported on Linux either.
2101 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2105 * config.gcc (Obsolete configurations): Remove
2106 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
2107 (sparclite-*-coff*): Delete.
2108 (sparclite-*-elf*): Likewise.
2109 (sparc86x-*-elf*): Likewise.
2110 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
2111 * config/sparc/lite.h: Delete.
2112 * config/sparc/litecoff.h: Likewise.
2113 * config/sparc/liteelf.h: Likewise.
2114 * config/sparc/sp86x-elf.h: Likewise.
2115 * config/sparc/t-sparclite: Likewise.
2116 * config/sparc/t-sp86x: Likewise.
2118 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
2120 * config/s390/s390-protos.h: (s390_comparison,
2121 s390_alc_comparison, s390_slb_comparison, const0_operand,
2122 consttable_operand, larl_operand, s_operand,
2123 shift_count_operand, bras_sym_operand, load_multiple_operation,
2124 store_multiple_operation, s390_plus_operand): Remove prototypes.
2125 (s390_legitimate_address_without_index_p): New prototype.
2126 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
2128 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
2129 const0_operand, consttable_operand, larl_operand, s_operand,
2130 shift_count_operand, bras_sym_operand, load_multiple_operation,
2131 store_multiple_operation, s390_plus_operand): Move to
2133 (check_mode): Remove.
2134 (s390_branch_condition_mask): Remove 'static'. Move prototype to
2136 (s390_legitimate_address_without_index_p): New.
2137 * config/s390/s390.h (PREDICATE_CODES): Remove.
2138 * config/s390/s390.md: Include predicates.md.
2139 * config/s390/predicates.md: New.
2141 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2144 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
2145 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
2146 (NEED_INDICATE_EXEC_STACK): Define to 1.
2147 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
2148 (NEED_INDICATE_EXEC_STACK): Define to 1.
2149 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
2150 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
2151 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
2152 (pic_helper_emitted_p): New global.
2153 (emit_pic_helper): New function extracted from...
2154 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
2155 Do not call emit_pic_helper if delay_pic_helper is true.
2156 (sparc_expand_prologue): Pass 'false' to load_pic_register.
2157 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
2158 (sparc_file_end): New function.
2160 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2162 * config/mcore/mcore-protos.h: Remove the prototypes for
2163 mcore_arith_reg_operand, mcore_general_movsrc_operand,
2164 mcore_general_movdst_operand, mcore_reload_operand,
2165 mcore_arith_J_operand, mcore_arith_K_operand,
2166 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
2167 mcore_arith_K_S_operand, mcore_arith_imm_operand,
2168 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2169 mcore_literal_K_operand, mcore_addsub_operand,
2170 mcore_compare_operand, mcore_load_multiple_operation,
2171 mcore_store_multiple_operation, mcore_call_address_operand.
2172 Add a prototype for const_ok_for_mcore.
2173 * config/mcore/mcore.c (mcore_call_address_operand,
2174 mcore_general_movsrc_operand, mcore_general_movdst_operand,
2175 mcore_arith_reg_operand, mcore_reload_operand,
2176 mcore_arith_J_operand, mcore_arith_K_operand,
2177 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
2178 mcore_arith_M_operand, mcore_arith_imm_operand,
2179 mcore_arith_any_imm_operand, mcore_arith_O_operand,
2180 mcore_literal_K_operand, mcore_addsub_operand,
2181 mcore_compare_operand, mcore_load_multiple_operation,
2182 mcore_store_multiple_operation): Move to predicates.md.
2183 (const_ok_for_mcore): Export.
2184 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
2185 * config/mcore/mcore.md: Include predicates.md.
2186 * config/mcore/predicates.md: New.
2188 * config/mcore/predicates.md: Fix a comment typo.
2190 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
2191 Adrian Straetling <straetling@de.ibm.com>
2193 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
2194 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
2195 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
2197 ("imul"): Removed from "type" attribute.
2198 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
2199 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
2200 Changed type to imulsi.
2201 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
2203 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2205 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
2206 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
2207 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
2208 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
2209 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
2210 (TARGET_SWITCHES, mcore_stack_increment_string)
2211 (TARGET_OPTIONS): Delete.
2212 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
2213 than *_BIT constants.
2214 (TARGET_8ALIGN): #undef old definition before redefining to 1.
2215 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
2216 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
2217 (mcore_override_options): Delete mcore_stack_increment code.
2218 Change use of M340_BIT to MASK_M340.
2219 * config/mcore/mcore.opt: New file.
2221 2005-04-04 Ian Lance Taylor <ian@airs.com>
2223 * config/arm/arm.c (replace_symbols_in_block): Remove static
2226 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
2228 * config/fr30/fr30-protos.h: Remove the prototypes for
2229 stack_add_operand, add_immediate_operand,
2230 high_register_operand, low_register_operand, call_operand,
2231 di_operand, and nonimmediate_di_operand.
2232 * config/fr30/fr30.c (stack_add_operand,
2233 add_immediate_operand, high_register_operand,
2234 low_register_operand, call_operand, di_operand,
2235 nonimmediate_di_operand): Move to predicates.md.
2236 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
2237 * config/fr30/fr30.md: Include predicates.md.
2238 * config/fr30/predicates.md: New.
2240 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
2241 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
2242 mcore_call_address_operand.
2244 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
2245 general_movsrc_operand.
2247 2005-04-04 Alan Modra <amodra@bigpond.net.au>
2249 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
2252 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
2255 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
2258 2005-04-04 Richard Henderson <rth@redhat.com>
2259 Jakub Jelinek <jakub@redhat.com>
2261 PR rtl-optimization/16104
2262 * fold-const.c (fold_unary): Fix folding of vector conversions.
2264 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2266 * config.gcc (xstormy16-*-elf): Set extra_options.
2267 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
2268 * config/stormy16/stormy16.opt: New file.
2270 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
2272 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
2273 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
2274 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
2275 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
2276 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
2277 (TARGET_UNIX_ASM): Delete.
2278 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
2279 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
2280 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
2281 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2282 * config/pdp11/pdp11.opt: New file.
2284 2005-04-03 Roger Sayle <roger@eyesopen.com>
2285 Alexandre Oliva <aoliva@redhat.com>
2288 * fold-const.c (non_lvalue): Split tests into...
2289 (maybe_lvalue_p): New function.
2290 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
2291 C++ front-end prior to lowering into gimple form.
2293 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2295 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
2296 BUILT_IN_STRNCASECMP): New.
2297 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
2300 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
2303 * arm.md (addsi3_compare0_for_combiner): Delete.
2304 (addsi3_compare0_scratch_for_combiner): Delete.
2305 (cmpsi_neg_shiftsi): Delete.
2306 (compare_negsi_si): New pattern.
2307 (cmpsi_negshiftsi_si): New pattern.
2308 (negated_cbranchsi4): Restrict to equality_operator.
2310 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
2313 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2315 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
2318 * doc/install.texi: Fix a typo.
2320 2005-04-03 Steven Bosscher <stevenb@suse.de>
2323 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
2324 a computed goto if the edge to the computed goto block has
2325 incoming abnormal edges. Clarify how the function works.
2327 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
2329 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
2330 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
2331 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
2332 hash_scan_set, reg_set_between_after_reload_p,
2333 reg_used_between_after_reload_p, get_avail_load_store_reg,
2334 eliminate_partially_redundant_load): Likewise.
2335 * postreload.c (reload_cse_simplify_set,
2336 reload_combine_note_use): Likewise.
2337 * predict.c (predict_insn, expected_value_to_br_prob,
2338 propagate_freq, expensive_function_p): Likewise.
2339 * print-rtl.c (print_rtx): Likewise.
2340 * profile.c (instrument_edges, instrument_values,
2341 compute_branch_probabilities, branch_prob, union_groups,
2342 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
2343 * protoize.c (in_system_include_dir, file_could_be_converted,
2344 file_normally_convertible, gen_aux_info_file, seek_to_line,
2345 do_cleaning): Likewise.
2346 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
2347 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
2348 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
2350 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2352 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
2353 * modulo-sched.c (undo_replace_buff_elem): New structure.
2354 (kernel_number_of_cycles, ps_unschedule_node,
2355 undo_generate_reg_moves,free_undo_replace_buff,
2356 undo_permute_partial_schedule, loop_single_full_bb_p,
2357 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
2358 build_loops_structure, get_sched_window): New.
2359 (generate_reg_moves): Return undo_replace_buff_elem and other
2361 (generate_prolog_epilog): Remove old loop versioning.
2362 (sms_schedule): Use loop information and loop_version.
2363 (sms_schedule_by_order): Split part of it to get_sched_window.
2364 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
2365 cfg_layout_finalize and free_dominance_info before/after SMS.
2367 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
2369 * cfghooks.c (lv_flush_pending_stmts,
2370 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
2371 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
2372 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
2373 lv_add_condition_to_bb,
2374 lv_adjust_loop_header_phi, extract_cond_bb_edges,
2375 flush_pending_stmts): New in cfg_hooks structure.
2376 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
2377 extract_cond_bb_edges, lv_adjust_loop_header_phi,
2378 lv_add_condition_to_bb): New declarations.
2379 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
2381 (loop_version): Declare.
2382 * cfgloopmanip.c (cfghooks.h): Include.
2383 (duplicate_loop_to_header_edge): Change return type to bool.
2384 (loop_version, lv_adjust_loop_entry_edge): Move here.
2385 * cfgrtl.c (cfgloop.h): Include.
2386 (rtl_verify_flow_info_1): Fix.
2387 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
2388 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
2390 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
2391 tree_lv_add_condition_to_bb): New.
2392 (tree_cfg_hooks): Add new hooks to initialization.
2393 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
2394 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
2396 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
2398 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
2399 xstormy16_below100_or_register,
2400 xstormy16_splittable_below100_or_register, and
2401 nonimmediate_nonstack_operand.
2403 * config/stormy16/stormy16-protos.h: Remove the prototypes for
2404 xstormy16_ineqsi_operator, equality_operator,
2405 inequality_operator, shift_operator,
2406 xstormy16_below100_operand, xstormy16_below100_or_register,
2407 xstormy16_splittable_below100_or_register,
2408 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
2409 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
2410 equality_operator, inequality_operator,
2411 xstormy16_below100_operand, xstormy16_below100_or_register,
2412 xstormy16_splittable_below100_or_register,
2413 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
2414 nonimmediate_nonstack_operand, shift_operator): Move to
2416 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
2417 * config/stormy16/stormy16.md: Include predicates.md.
2418 * config/stormy16/predicates.md: New.
2420 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2422 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
2423 small_int, large_int, reg_or_0_operand, simple_memory_operand,
2424 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
2425 move_operand, power_of_2_operand): Move to predicates.md.
2426 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
2427 PREDICATE_CODE): Remove.
2428 * config/iq2000/iq2000.md: Include predicates.md.
2429 * config/iq2000/predicates.md: New.
2431 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
2433 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
2434 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
2435 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
2436 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
2437 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
2438 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
2439 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
2440 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2441 (TARGET_M68HC11): Delete.
2442 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
2443 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
2444 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
2445 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
2446 (nb_soft_regs): Delete.
2447 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
2448 (m68hc11_override_options): Remove the code that caters for MASK_M6811
2449 and MASK_M6812 being set simultaneously. Change the code that sets
2450 the default m68hc11_soft_reg_count to use integers instead of strings.
2451 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
2452 m68hc11_soft_reg_count (which now has an int type) as the number
2454 * config/m68hc11/m68hc11.opt: New file.
2456 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
2458 * config/fr30/fr30.h (PREDICATE_CODES): Remove
2459 fp_displacement_operand, sp_displacement_operand.
2461 * config/m68hc11/m68hc11-protos.h: Add a prototype for
2463 Remove the prototypes for tst_operand, cmp_operand,
2464 stack_register_operand, d_register_operand,
2465 hard_addr_reg_operand, splitable_operand,
2466 m68hc11_logical_operator, m68hc11_arith_operator,
2467 m68hc11_non_shift_operator, m68hc11_shift_operator,
2468 m68hc11_unary_operator, m68hc11_eq_compare_operator,
2469 non_push_operand, hard_reg_operand, and
2470 reg_or_some_mem_operand.
2471 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
2473 (tst_operand, cmp_operand, non_push_operand,
2474 splitable_operand, reg_or_some_mem_operand,
2475 stack_register_operand, d_register_operand,
2476 hard_addr_reg_operand, hard_reg_operand,
2477 m68hc11_eq_compare_operator, m68hc11_logical_operator,
2478 m68hc11_arith_operator, m68hc11_non_shift_operator,
2479 m68hc11_shift_operator, m68hc11_unary_operator): Move to
2481 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
2482 * config/m68hc11/m68hc11.md: Include predicates.md.
2483 * config/m68hc11/predicates.md: New.
2485 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2488 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
2489 change checked in along with 2005-03-03's patch for debug/20253.
2490 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
2491 (remap_decl): Insert type decl in map earlier.
2493 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2495 PR tree-optimization/20640
2496 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
2497 post-dominator if it has phi nodes.
2498 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
2499 before dead statements.
2501 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2504 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
2506 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
2508 PR rtl-optimization/20290
2509 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
2510 in every iteration if the entry point is the exit test.
2512 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
2514 * config/cris/cris.md (attribute "length"): Define.
2516 2005-04-02 Geoffrey Keating <geoffk@apple.com>
2518 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
2519 (word_offset_memref_operand): New.
2520 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
2521 (indexed_or_indirect_operand): Delete.
2522 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
2523 (indexed_or_indirect_operand): Delete.
2525 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
2528 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
2531 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
2532 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
2534 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
2536 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
2538 2005-04-01 Ian Lance Taylor <ian@airs.com>
2540 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
2541 (rus, prus): Remove static variables.
2542 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
2543 (process_command): Permit report_times and use_pipes together.
2545 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2547 * c-decl.c (validate_proto_after_old_defn): Look at
2548 TYPE_MAIN_VARIANT of argument types.
2550 2005-04-01 Paul Brook <paul@codesourcery.com>
2552 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
2553 (arm_output_function_epilogue): Allow call_via_SP.
2554 (thumb_call_via_reg, arm_file_end): Ditto.
2555 * config/arm/arm.h (struct machine_function): Include space for SP.
2556 (thumb_call_via_label): Update declaration.
2558 2005-04-01 Ian Lance Taylor <ian@airs.com>
2560 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
2561 doing a peephole optimization, once again put any notes in the
2564 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2566 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
2568 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2570 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
2571 (block_alloc, find_free_reg): Likewise.
2572 * loop-doloop.c (doloop_modify): Likewise.
2573 * loop-invariant.c (record_use): Likewise.
2574 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
2575 get_iv_value, canon_condition, eliminate_implied_condition,
2576 eliminate_implied_condition, simplify_using_initial_values,
2577 shorten_into_mode, canonicalize_iv_subregs,
2578 iv_number_of_iterations): Likewise.
2579 * loop-unroll.c (expand_var_during_unrolling): Likewise.
2580 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
2581 unswitch_loop): Likewise.
2582 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
2583 move_movables, replace_call_address, find_and_verify_loops,
2584 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
2585 record_giv, final_giv_value, general_induction_var,
2586 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
2587 loop_giv_dump): Likewise.
2589 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
2590 GCOV_CHECK_WRITING): Remove.
2591 (gcov_position, gcov_rewrite): Use gcc_assert.
2592 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
2593 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
2594 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
2597 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2599 * tree-inline.c: Fix a typo.
2601 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
2603 * configure.ac (enable-checking): Explicitly set all variables for
2604 collective switch values. Alphabetize variables. Rename
2605 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
2607 * doc/install.texi (enable-checking): Update documentation.
2608 * configure: Rebuilt.
2610 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2612 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
2615 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2617 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
2618 Also reject cases where this pattern will cause load delay stalls
2619 unless optimizing for size and it will produce a shorter sequence.
2620 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
2621 variants to avoid pre-adjusting the base when possible.
2623 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
2625 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
2626 the frame and argument pointers.
2627 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
2628 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
2629 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
2630 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
2631 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
2632 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
2634 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
2636 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
2637 with entry for selectany attribute.
2638 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
2640 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
2641 (i386_pe_asm_named_section): Handle sections generated by
2642 selectany attribute.
2643 * doc/extend.texi (selectany): Document attribute.
2645 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
2646 Jan Hubicka <jh@suse.cz>
2648 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
2649 to fix addresses involving EBP and ESP.
2650 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
2651 for SUBREGed registers.
2652 (legitimate_address_p): Accept SUBREGed registers.
2654 2005-04-01 Jakub Jelinek <jakub@redhat.com>
2657 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
2658 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
2661 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2663 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
2665 2005-04-01 James E Wilson <wilson@specifixinc.com>
2668 * dwarf2out.c (rtl_for_decl_init): New function.
2669 (rtl_for_decl_location): Extracted from here.
2670 (tree_add_const_value_attribute): Call rtl_for_decl_init and
2671 add_const_value_attribute. Delete initializer_constant_valid_p call.
2673 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
2675 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
2676 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
2677 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
2678 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
2679 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
2680 config/i386/i386.md, config/rs6000/predicates.md,
2681 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
2682 config/s390/s390.c, config/stormy16/stormy16.c,
2683 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
2686 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
2689 * gimplify.c (gimplify_expr): Create a temporary for lvalue
2690 COND_EXPR and CALL_EXPR.
2692 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
2695 * genautomata.c (first_cycle_unit_presence): Check all alternative
2696 states for unit presence.
2698 * doc/md.texi: Remove remark about impossibility to query unit
2699 presence in non nondeterministic automaton state.
2701 * config/ia64/ia64.c (get_template): Change order of unit querying.
2703 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2705 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
2708 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
2710 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
2711 flag for edges outside any loops.
2713 2005-03-31 Janis Johnson <janis187@us.ibm.com>
2715 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
2717 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2719 * tree-ssa-alias.c: Follow spelling conventions.
2720 * doc/tree-ssa.texi: Fix a typo.
2722 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
2724 * postreload-gcse.c: Include target.h.
2725 (gcse_after_reload_main): Return early if we cannot modify jumps.
2726 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
2728 2005-03-31 David Edelsohn <edelsohn@gnu.org>
2730 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
2731 expensive operations.
2733 2005-03-31 Ian Lance Taylor <ian@airs.com>
2735 * collect2.c (lderrout): New variable.
2736 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
2737 if it is set, to stderr.
2738 (handler): Unlink lderrout if it is set.
2739 (dump_file): Add "to" parameter. Change all callers.
2740 (main): Initialize lderrout.
2741 (collect_execute): Add errname parameter. Change all callers.
2742 Rename redir parameter to outname. Never pass
2743 PEX_STDERR_TO_STDOUT to pex_run.
2744 * collect2.h (collect_execute, dump_file): Update declarations.
2745 * tlink.c (tlink_execute): Add errname parameter. Change all
2747 (do_tlink): Check lderrout as well as ldout.
2749 2005-03-31 Caroline Tice <ctice@apple.com>
2751 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
2752 (bb-reorder.o): Add errors.h to list of requirements.
2753 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
2754 profiledbootstrap flags.
2755 * bb-reorder.c (errors.h): Add new include.
2756 (struct bbro_basic_block_data_def): Add new field, in_trace.
2757 (add_unlikely_executed_notes): Remove function.
2758 (mark_bb_for_unlikely_executed_section): Remove function.
2759 (insert_section_boundary_note): New function.
2760 (verify_hot_cold_block_grouping): New function.
2761 (push_to_next_round_p): Remove variables and tests that push all
2762 cold blocks to last round.
2763 (find_traces): Remove code that added extra round of trace finding
2764 when doing partitioning.
2765 (find_traces_1_round) : Remove variable last_round; add code to
2766 update new struct field, in_trace; correct trace_length where it was
2767 incorrect before (after call to copy_bb); change code that pushed all
2768 cold blocks to last round. Instead verify that all blocks going into
2769 a trace belong in the same partition.
2770 (connect_traces): Modify to connect the traces in two passes, if the
2771 function contains both hot and cold blocks. The first pass connects
2772 all the traces for blocks in the partition that the first block in
2773 the function belongs to; the second pass connnects all the traces
2774 containing blocks that belong in the other partition.
2775 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
2776 code that automatically put the first block in a function into the
2777 hot partition if the function had any hot blocks.
2778 (fix_crossing_unconditional_branches): Check number of succ edges
2779 before attempting to get one.
2780 (fix_edges_for_rarely_executed_code): Update comment describing
2782 (reorder_basic_blocks): Add code to initialize new field (in_trace);
2783 remove call to add_unlikely_executed_notes; add call to
2784 verify_hot_cold_block_grouping.
2785 (duplicate_computed_gotos): Don't change computed goto if it's a
2787 (partition_hot_cold_basic_blocks): Update function comment.
2788 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
2790 (try_forward_edges): Likewise.
2791 (merge_blocks_move_predecessor_nojumps): Likewise.
2792 (merge_blocks_move_successor_nojumps): Likewise.
2793 (merge_blocks_move): Likewise.
2794 (try_crossjump_bb): Likewise.
2795 * cfglayout.c (update_unlikely_executed_notes): Remove function.
2796 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
2797 notes to cold bb's; remove call to update_unlikely_executed_notes.
2798 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2799 NOTE_INSN_SWITCH_TEXT_SECTIONS.
2800 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
2801 function declaration.
2802 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
2804 (rtl_can_merge_blocks): Remove redundancy from condition.
2805 (try_redirect_by_replacing_jump): Likewise.
2806 (force_nonfallthru_and_redirect): Remove code for adding
2807 UNLIKELY_EXECUTED_CODE notes to cold bb's.
2808 (commit_one_edge_insertion): Likewise.
2809 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
2810 * dbxout.c (FORCE_TEXT): Replace function_section with
2811 current_function_section.
2812 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
2813 function, switch_text_section.
2814 (struct xcoff_debug): Likewise.
2815 (dbxout_function_end): Add code to put out label diffs for both
2816 hot and cold sections.
2817 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
2818 for new debug_hooks funciton, switch_text_section..
2819 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
2820 switch_text_section.
2821 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
2822 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
2823 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
2824 dw_fde_switched_sections.
2825 (output_call_frame_info): Add test to see if function switches text
2826 sections in the middle; if so, use appropriate extra hot and cold
2827 section labels to compute size deltas for the hot and cold sections.
2828 (dwarf2out_begin_prologue): Add code to initialize new fields in
2830 (dwarf2out_switch_text_section): New function (invoked through
2831 debug_hook); updates new fields in dw_fde_struct appropriately and
2832 increments separate_line_info_table_in_use.
2833 (dwarf2_debug_hooks): Initialize switch_text_section function to be
2834 dwarf2out_switch_text_section.
2835 (struct var_loc_node): Add new field, section_label.
2836 (output_aranges): Add code to check whether in hot or cold section and
2837 use the appropriate label in calculating deltas.
2838 (output_ranges): Likewise.
2839 (output_line_info): Add code to check which section we're in and
2840 use appropriate hot/cold label.
2841 (add_location_or_constant_value_attribute): Likewise.
2842 (gen_subprogam_die): Modify arange attributes to use correct labels.
2843 (dwarf2out_begin_block): Change call to function_section into call to
2844 current_function_section.
2845 (dwarf2out_end_block): Likewise.
2846 (dwarf2out_source_line): Likewise.
2847 (dwarf2out_var_location): Add code to check whether in hot or cold
2848 section and use the appropriate label.
2849 * except.c (output_function_exception_table): Change call to
2850 function_section into call to current_function_section.
2851 * final.c (profile_function): Likewise.
2852 (scan_ahead_for_unlikely_executed_note): Remove function.
2853 (final_scan_insn): Remove calls to
2854 scan_ahead_for_unlikely_executed_note, and related code for switching
2855 to cold section, except for the single time
2856 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
2857 debug_hooks->switch_text_sections; replace appropriate calls to
2858 function_section with calls to current_function_section.
2859 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
2860 test_bb to condition.
2861 (find_if_case_2): Likewise.
2862 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
2863 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
2864 * opts.c (decode_options): Change warning about hot/cold partitioning
2865 with exceptionss to inform (so as not to cause bootstrap failures);
2866 remove warning about partitioning with DWARF debug info.
2867 * output.h (current_function_section): Add new function decl.
2868 (insert_section_boundary_note): Likewise.
2869 (enum in_section): Move this declaration here from varasm.c.
2870 (unlikely_section_label): Likewise.
2871 (unlikely_text_section_name): Likewise.
2872 (last_text_section_name): New global variable.
2873 (last_text_section): Likewise.
2874 (hot_section_label): Likewise.
2875 (hot_section_end_label): Likewise.
2876 (cold_section_end_label): Likewise.
2877 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
2878 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
2879 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
2880 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
2881 insn from consideration.
2882 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
2883 switch_text_section.
2884 * varasm.c (basic-block.h): Add new include.
2885 (unlikely_section_label_printed): Remove global variable.
2886 (unlikely_section_label): Make global variable not be static any more.
2887 (unlikely_text_section_name): Likewise.
2888 (hot_section_end_label): New global variable (not static)
2889 (first_function_block_is_cold): Likewise.
2890 (hot_section_label): Likewise.
2891 (cold_section_end_label): Likewise..
2892 (last_text_section): New global variable, not static.
2893 (last_text_section_name): New global variable, not static.
2894 (initialize_cold_section_name): New function.
2895 (enum in_section): Move declaration to output.h.
2896 (text_section): Update last_text_section.
2897 (unlikely_text_section): Replace code to determine cold section name
2898 with call to initialize_cold_section_name; Add code to update
2899 last_text_section; remove code for printing out label.
2900 (named_section_real): Add code to update last_text_section and
2901 last_text_section_name as appropriate.
2902 (function_section): Change test for 'unlikely' to depend on
2903 first_function_block_is_cold (moved old test to
2904 current_function_section).
2905 (current_function_section): New function.
2906 (assemble_start_function): Move code that frees
2907 unlikely_text_section_name; initialize hot_section_end_label;
2908 print hot and cold section labels at the start of the function;
2909 set first_function_block_is_cold, if appropriate; initialize l
2910 ast_text_section; add call to insert_section_boundary_note.
2911 (assemble_end_function): Add code to write out hot and cold section
2913 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
2914 switch_text_section.
2915 * config/darwin.c (machopic_select_section): Replace incorrect
2916 function in base_funs; update reloc for cold sections if necessary.
2917 * config/darwin.h (SECTION_FUNCTION): Add code to update
2918 last_text_section if appropriate.
2919 (text_unlikely_section): Remove.
2920 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
2921 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
2922 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
2923 partitioning for this architecture.
2925 2005-03-31 Olivier Hainque <hainque@adacore.com>
2927 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
2928 defined and non-zero.
2930 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
2933 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
2936 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2939 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
2940 label operand. Remove (use (unspec..)). Don't emit a label on
2942 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
2943 generate inline label for load_toc_v4_PIC_1b.
2944 (rs6000_emit_load_toc_table): Likewise.
2946 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
2948 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
2949 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
2951 2005-03-29 Devang Patel <dpatel@apple.com>
2953 * tree-sra.c (decide_block_copy): Disable scalarization of
2956 2005-03-30 Stuart Hastings <stuart@apple.com>
2957 Dale Johannesen <dalej@apple.com>
2959 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
2960 * print-tree.c (print_node): Add case STATEMENT_LIST.
2962 2005-03-31 Alan Modra <amodra@bigpond.net.au>
2964 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
2965 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
2966 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
2967 is given with "powerpc64*" or "all", or when --with-cpu chooses
2970 2005-03-30 James E. Wilson <wilson@specifixinc.com>
2973 * dwarf2out.c (add_high_low_attributes): New function, extracted from
2974 gen_lexical_block_die.
2975 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
2977 2005-03-31 Jan Hubicka <jh@suse.cz>
2979 2004-11-02 Jan Hubicka <jh@suse.cz>
2981 * cgraph.c (cgraph_varpool_node_name): New function.
2982 (dump_cgraph_varpool_node): New function.
2983 (dump_varpool): New function.
2984 * cgraphunit.c (cgraph_optimize): Dump varpool.
2986 2004-10-16 Jan Hubicka <jh@suse.cz>
2988 * cgraph.c (decide_is_variable_needed): New function.
2989 (cgraph_varpool_finalize_decl): Use it.
2990 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
2992 * final.c (output_addr_const): Do not call mark_referenced.
2993 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
2994 always go via cgraph.
2995 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
2996 (check_global_declarations): Ifdef out code clearing DECL_RTL.
2997 * tree-optimize.c (execute_inline): Mark functions called.
2998 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
3000 2004-10-11 Jan Hubicka <jh@suse.cz>
3002 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
3003 (cgraph_varpool_last_needed_node): New static variable.
3004 (enqueue_needed_varpool_node): Break out from ...; add items to the
3005 end of queue; update first pointers.
3006 (cgraph_varpool_mark_needed_node): ... here.
3007 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
3008 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
3009 * cgraph.h (cgraph_varpool_node): Add analyzed field.
3010 (cgraph_varpool_first_unanalyzed_node): Declare.
3011 * cgraphunit.c: Include output.h.
3012 (cgraph_varpool_analyze_pending_decls): New function.
3013 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
3014 for errors, analyze pending decls.
3015 (cgraph_finalize_compilation_unit): Only analyze decls.
3016 (cgraph_optimize): Assemble the decls after expanding.
3018 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
3020 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
3021 subvars get marked properly in tags for grouping.
3022 (add_pointed_to_var): Mark only actual pointed to
3023 variables/subvars in addresses needed.
3024 (create_overlap_variables_for): Clear call clobbered on original
3026 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
3027 addresable vars with subvars into list.
3028 * tree-ssa.c (verify_ssa_name): Verify original is not used where
3031 2005-03-30 Richard Henderson <rth@redhat.com>
3033 * cgraph.h (struct cgraph_node): Add alias.
3034 * varasm.c (assemble_alias): Set it.
3035 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
3036 avoid calling cgraph_expand_function.
3038 2005-03-30 Tom Tromey <tromey@redhat.com>
3040 * tree.def (FILE_TYPE): Removed.
3041 * typeclass.h (enum type_class): Removed file_type_class.
3042 * dwarf2out.c (is_base_type): Updated.
3043 (gen_type_die): Likewise.
3044 * dbxout.c (dbxout_type): Updated.
3045 * builtins.c (type_to_class): Updated.
3046 * tree.c (type_contains_placeholder_1): Updated.
3047 * config/sparc/sparc.c (sparc_type_code): Updated.
3048 * config/ia64/ia64.c (hfa_element_mode): Updated.
3049 * expr.c (count_type_elements): Updated.
3050 * stor-layout.c (layout_type): Updated.
3051 * tree-inline.c (remap_type): Updated.
3052 * tree-pretty-print.c (dump_generic_node): Updated.
3054 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
3056 * builtins.c (expand_builtin_powi): Fix mode of
3057 2nd argument to match int.
3058 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
3059 2nd argument type to int.
3060 * libgcc2.c: Change prototype of __powi* functions to use
3063 2005-03-30 Dale Johannesen <dalej@apple.com>
3066 * calls.c (expand_call): Flush pending deferrals before
3069 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3073 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
3074 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
3075 c_label_context, label_context_stack): New.
3076 * c-decl.c (define_label): Check for jumps into statement
3077 expressions. Add label to list of defined labels.
3078 (start_function): Push context on label_context_stack.
3079 (finish_function): Pop context from label_context_stack.
3080 * c-typeck.c (label_context_stack): New.
3081 (c_finish_goto_label): Check for jumps into statement
3082 expressions. Add label to list of jumped to labels.
3083 (struct c_switch): Add blocked_stmt_expr.
3084 (c_start_case): Initialize it.
3085 (do_case): Check it.
3086 (c_finish_case): Verify !blocked_stmt_expr.
3087 (c_begin_stmt_expr): Push context on label_context_stack.
3088 Increment blocked_stmt_expr. Mark labels jumped to from outside
3090 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
3091 defined in the statement expression and no longer jumpable to.
3092 Mark labels jumped to from just outside the statement expression
3093 as again definable. Pop context from label_context_stack.
3094 * doc/extend.texi (Statement Exprs): Update.
3096 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
3099 * c-decl.c (start_function): Check for old_decl being
3102 2005-03-30 Ian Lance Taylor <ian@airs.com>
3104 * final.c (final): Remove prescan parameter. Change all callers.
3105 (final_scan_insn): Remove prescan parameter. Change all callers.
3107 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
3109 * tree-vectorizer.c: Fix comment typos.
3111 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
3113 * tree-scalar-evolution.c (instantiate_parameters_1): Return
3114 as soon as a chrec_dont_know is detected.
3116 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
3118 Merge from csl-arm-branch.
3119 2004-02-12 Mark Mitchell <mark@codesourcery.com>
3121 * tlink.c (recompile_files): Do not assume that "rename" can
3122 overwrite an existing file.
3124 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
3126 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
3127 * gcc/configure: Regenerate.
3129 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3131 * doc/install.texi: Update binutils requirement for powerpc*-linux.
3133 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
3135 * calls.c (struct arg_data): Update "partial" comment.
3136 (load_register_parameters): Update "nregs" comment.
3138 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3140 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
3141 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
3142 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
3143 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
3144 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
3145 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
3146 than target_flags & 0.
3147 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
3148 (iq2000_arch, iq2000_parse_cpu): Delete.
3149 (TARGET_HANDLE_OPTION): Override default.
3150 (iq2000_handle_option): New function.
3151 (override_options): Remove -march= and -mcpu= handling.
3152 * config/iq2000/iq2000.opt: New file.
3154 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3156 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
3157 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
3158 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
3159 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
3160 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
3161 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
3162 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
3163 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
3164 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
3165 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
3166 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
3167 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
3168 (c4x_rpts_cycles_string, c4x_cpu_version_string)
3169 (TARGET_OPTIONS): Delete.
3170 (c4x_rpts_cycles, c4x_cpu_version): Declare.
3171 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
3172 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
3173 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
3174 (c4x_cpu_version_string): Delete.
3175 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3176 (c4x_handle_option): New function. Map -m3x and -m4x options to the
3177 equivalent -mcpu= option.
3178 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
3179 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
3180 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
3181 or clearing the appropriate MASK_* bit.
3182 (c4x_file_start): Use c4x_cpu_version.
3183 * config/c4x/c4x.opt: New file.
3185 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3187 * doc/options.texi: Document the new MaskExists flag.
3188 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
3189 if the option has the MaskExists flag.
3191 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
3193 * opt-functions.awk (flag_set_p, test_flag): New functions.
3194 (switch_flags): Use them.
3195 * opth-gen.awk: Use flag_set_p to check for flags.
3196 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
3198 2005-03-30 Ian Lance Taylor <ian@airs.com>
3200 * config.host (i[34567]86-*-mingw32*): Don't set
3201 host_can_use_collect2 to no.
3203 2005-03-30 Alan Modra <amodra@bigpond.net.au>
3206 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
3207 Remove convert_memory_address call duplicating that in memory_address.
3209 2005-03-29 Richard Henderson <rth@redhat.com>
3212 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
3213 (build_compound_literal): Likewise. Propagate decl type into the
3215 (finish_decl): Likewise. Use new return value from complete_array_type
3216 for zero sized arrays.
3217 (complete_array_type): Move ...
3218 * c-common.c (complete_array_type): ... here. Change first argument
3219 to pointer-to-type-node. Consistently use sizetype for the index
3220 except for zero sized arrays. Detect zero sized arrays for pedantic
3221 mode diagnostics. Create a new type node instead of modifying the
3223 * c-tree.h (complete_array_type): Move decl ...
3224 * c-common.h (complete_array_type): ... here.
3226 2005-03-29 Richard Henderson <rth@redhat.com>
3229 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
3231 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
3233 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
3234 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
3235 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
3236 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
3238 2005-03-29 Eric Christopher <echristo@redhat.com>
3240 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
3241 truthvalue conversion removal.
3243 2005-03-29 Ian Lance Taylor <ian@airs.com>
3246 * collect2.c: Never include <vfork.h>.
3247 (VFORK_STRING, vfork): Don't define.
3248 (pid): Remove global variable.
3249 (handler): Call raise instead of kill (getpid(), ...).
3250 (collect_wait): Add pex parameter. Change all callers. Use
3251 pex_get_status rather than pwait.
3252 (do_wait): Add pex parameter. Change all callers.
3253 (collect_execute): Return struct pex_obj * rather than void. Use
3254 pex routines rather than pexecute.
3255 (fork_execute): Get pex_obj from collect_execute, and pass it to
3257 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
3258 Only declare quit_handler if SIGQUIT is defined.
3259 (scan_libraries): Likewise.
3260 * collect2.h (collect_execute): Update declaration.
3261 (collect_wait): Update declaration.
3262 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
3263 pass it to collect_wait.
3265 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
3268 * c-parser.c (c_parser_compound_statement_nostart): Give error
3269 message for EOF instead of just setting parser->error.
3271 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
3273 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
3274 (slpeel_update_phi_nodes_for_guard1): New function.
3275 (slpeel_update_phi_nodes_for_guard2): New function.
3276 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
3277 of slpeel_update_phi_nodes_for_guard.
3278 (vectorize_loops): Remove call to loop_closed_rewrite.
3279 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
3282 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
3284 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
3285 (TARGET_LITTLE_ENDIAN): New macro.
3286 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
3287 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
3288 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
3289 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
3290 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
3291 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
3292 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
3293 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
3294 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
3295 (TARGET_OPTIONS): Delete.
3296 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
3297 (CACHE_FLUSH_TRAP): Turn into an integer.
3298 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
3299 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
3300 -mflush-trap is in use.
3301 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
3302 (m32r_cache_flush_trap_string): Delete.
3303 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
3304 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
3305 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
3306 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3307 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
3308 -mmodel= and -msdata= handling from...
3309 (m32r_init): ...here.
3310 * config/m32r/m32r.opt: New file.
3312 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
3314 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
3315 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
3316 * tree-vect-analyze.c (vect_object_analysis): additional parm
3317 pass back a "struct ptr_info_def *" with the points-to info.
3318 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
3319 statement using info returned from vect_object_analysis.
3320 * tree-vect-transform.c (update_vuses_to_preheader): New function.
3321 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
3322 for virtual uses and defs when creating a replacement vector
3323 reference. Call duplicate_ssa_name_ptr_info to define points-to
3324 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
3325 (vectorizable_store): copy_virtual_operands and update
3326 definition statements.
3327 (vectorizable_load): copy_virtual_operands. Remove call to
3328 mark_call_clobbered_vars_to_rename for call to "const" builtin.
3329 * tree-vectorizer.c (vectorize_loops): Remove calls to
3330 rewrite_into_ssa and bitmap_clear (vars_to_rename).
3331 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
3332 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
3333 define macro STMT_VINFO_PTR_INFO for use in accessing.
3334 * tree.h add export of duplicate_ssa_name_ptr_info.
3335 * rs6000.c (altivec_init_builtins): Declare builtin function
3336 __builtin_altivec_mask_for_load to be "const".
3338 2005-03-29 Jakub Jelinek <jakub@redhat.com>
3341 * cgraph.h (struct cgraph_varpool_node): Add alias field.
3342 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
3343 assemble_variable on aliases.
3344 * varasm.c (assemble_alias): Set node->alias.
3345 * toplev.c (wrapup_global_declarations): Don't call
3346 rest_of_decl_compilation on aliases again.
3348 2005-03-29 Paul Brook <paul@codesourcery.com>
3350 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
3351 * config/arm/arm.c (arm_dbx_register_number): New function.
3352 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
3354 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
3357 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
3358 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
3360 2005-03-29 Dale Johannesen <dalej@apple.com>
3362 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
3363 $(TREE_H) and $(COVERAGE_H).
3364 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
3365 * opts.c (common_handle_option): Enable tree-based value transforms.
3366 * toplev.c (process_options): Ditto.
3367 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
3368 refers to references to this type.
3369 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
3370 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
3371 for may_be_more, may_be_less.
3372 (rtl_gen_pow2_profiler): Adjust.
3373 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
3374 (rtl_gen_one_value_profiler): Adjust.
3375 (rtl_gen_const_delta_profiler): Adjust.
3376 * tree-profile.c (tree_gen_interval_profiler): Implement.
3377 (tree_gen_pow2_profiler): Ditto.
3378 (tree_gen_one_value_profiler): Ditto.
3379 (tree_profiling): New.
3380 (pass_tree_profile): Reference it.
3381 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
3383 (insn_divmod_values_to_profile): Rename to
3384 rtl_divmod_values_to_profile. Adjust.
3385 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
3386 (insn_prefetch_values_to_profile): Adjust.
3387 (rtl_value_profile_transformations): Adjust.
3388 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
3389 (gen_mod_pow2): Rename to rtl_mod_pow2.
3390 (gen_mod_subtract): Rename to rtl_mod_subtract.
3391 (divmod_fixed_value_transform): Rename to
3392 rtl_divmod_fixed_value_transform.
3393 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
3394 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
3395 (rtl_find_values_to_profile): Adjust.
3396 (tree_value_profile_transformations): Implement.
3397 (tree_divmod_values_to_profile): New.
3398 (tree_values_to_profile): New.
3399 (tree_divmod_fixed_value): New.
3400 (tree_mod_pow2): New.
3401 (tree_mod_subtract): New.
3402 (tree_divmod_fixed_value_transform): New.
3403 (tree_mod_pow2_value_transform): New.
3404 (tree_mod_subtract_transform): New.
3405 (tree_find_values_to_profile): Implement.
3406 * profile.c (instrument_values): Free histograms.
3407 (compute_value_histograms): Adjust. Implement tree version.
3409 2005-03-29 Uros Bizjak <uros@kss-loka.si>
3411 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
3412 * config/i386/i386.c (output_fix_trunc): Add new round_mode
3413 variable. Output "fldcw" depending on round_mode.
3414 * config/i386/i386.md (UNSPEC_FIST): New.
3415 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
3416 New isns patterns to implement lrint and llrint built-ins as x87
3418 (fistdi2, fist<mode>2 splitters): New splitters.
3419 (lrint<mode>2): New expanders.
3421 2005-03-28 Ian Lance Taylor <ian@airs.com>
3423 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
3424 0 when calling final_scan_insn.
3426 2005-03-28 Jan Hubicka <jh@suse.cz>
3429 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
3432 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
3433 types where possible.
3435 2005-03-26 Per Bothner <per@bothner.com>
3437 Make -f[no-]show-column also control non-cpp diagnostics.
3438 * c.opt (fshow-column): Move option from here ...
3439 * common.opt (fshow-column): ... to here.
3440 * diagnostic.c (diagnostic_build_prefix): Only print column number
3441 if flag_show_column.
3443 2005-03-27 Steven Bosscher <stevenb@suse.de>
3445 * vax-protos.h (vax_output_int_move, vax_output_int_add,
3446 vax_output_conditional_branch): New prototypes.
3447 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
3448 extracted from vax.md mov and add patterns.
3449 (vax_output_conditional_branch): New function to output conditional
3450 branch instructions.
3451 * vax.md: Use mode macros for arithmetic and mov patterns.
3452 Use code macros for the jump patterns.
3454 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3456 * Makefile.in (libbackend.o): Depend on version files;
3457 add custom generation command.
3459 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
3462 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
3463 sure that we have a REG before getting its REGNO.
3465 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3467 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
3468 * builtins.def (BUILT_IN_STRNDUP): New.
3470 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
3472 PR tree-optimization/20470
3473 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
3476 2005-03-25 Mike Stump <mrs@apple.com>
3478 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
3481 2005-03-25 Geoffrey Keating <geoffk@apple.com>
3483 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
3484 Use our own structure definitions.
3486 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
3487 (fix_truncdfsi2): Allow registers or memory as destination.
3488 When TARGET_PPC_GFXOPT, generate simplified pattern.
3489 (fix_truncdfsi2_internal): Use define_insn_and_split.
3490 (fix_truncdfsi2_internal_gfxopt): New.
3491 (fctiwz): Don't confuse register allocation by giving it no choices.
3493 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
3494 (EXTRA_MEMORY_CONSTRAINT): Likewise.
3495 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
3496 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
3498 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3500 * dominance.c (free_dominance_info): Speed up by freeing et
3501 data structures without maintaining other nodes.
3502 * et-forest.c (et_free_tree_force): New.
3503 * et-forest.h: Add a prototype for et_free_tree_force.
3505 * tree.c (get_set_constructor_bits,
3506 get_set_constructor_bytes): Remove.
3507 * tree.h: Remove the corresponding prototypes.
3509 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
3512 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
3513 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
3514 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
3515 PRE_DEC, NEG and NOT.
3517 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
3519 * fold-const.c: Convert uses of fold (build (...)) to
3522 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
3524 PR rtl-optimization/20249
3525 * cse.c (insert_regs): Do not record equivalence of registers in
3528 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
3530 * emit-rtl.c (reverse_comparison): Remove.
3531 * rtl.h: Remove the corresponding prototype.
3533 2005-03-24 James E Wilson <wilson@specifixinc.com>
3535 * doc/install.texi (--enable-altivec): Delete docs.
3537 2005-03-24 David Edelsohn <edelsohn@gnu.org>
3539 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
3540 SFmode and DFmode before reload when
3541 flag_unsafe_math_optimizations not enabled.
3543 2005-03-24 Geoffrey Keating <geoffk@apple.com>
3545 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
3547 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
3548 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
3550 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
3552 * configure.ac (enable-checking): Add 'runtime' option.
3553 * doc/install.texi (enable-checking): Document 'runtime' checking.
3554 * tsystem.h (gcc_assert, gcc_unreachable): Define.
3555 * config.in: Regenerated.
3556 * configure: Regenerated.
3558 2005-03-23 Uros Bizjak <uros@kss-loka.si>
3560 * optabs.h (enum optab_index): Remove OTI_llrint.
3561 (llrint_optab): Remove macro.
3562 * optabs.c (init_optabs): Remove llrint_optab initialization.
3563 * genopinit.c (optabs): Remove llrint_optab implementation.
3564 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
3567 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
3569 PR rtl-optimization/20532
3570 * simplify-rtx.c (simplify_binary_operation_1): Protect from
3571 overflow when adding coefficients for PLUS or MINUS.
3572 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
3575 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3577 * langhooks.h (truthvalue_conversion): Remove.
3578 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3579 LANG_HOOKS_TRUTHVALUE_CONVERSION.
3580 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
3581 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
3582 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
3584 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
3586 * params.def: Fix a typo.
3587 * config/mips/mips.c: Follow the spelling convensions.
3588 * doc/invoke.texi: Fix typos.
3590 2005-03-18 Dale Johannese <dalej@apple.com>
3592 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
3594 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
3596 Fix PR tree-optimization/20601
3598 * tree-ssa-pre.c (insert_aux): Add missing condition to
3601 2005-03-23 Ian Lance Taylor <ian@airs.com>
3603 * final.c (final_scan_insn): Don't remove no-op instructions.
3604 * reload1.c (reload): Remove simple no-op instructions even when
3607 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
3609 PR tree-optimization/20501
3610 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
3611 reporting that peeling for alignment is applied moved to...
3612 * (vect_analyze_data_refs_alignment): Here.
3614 2005-03-23 Ian Lance Taylor <ian@airs.com>
3616 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
3618 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3620 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
3621 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
3623 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
3625 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
3626 imply that this is called once, independent of asms in code.
3627 Adjust to now being pased output and input lists. Mention helper
3628 function decl_overlaps_hard_reg_set_p.
3629 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
3630 hook_tree_tree_identity and to take three trees, returning third.
3631 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
3633 * stmt.c: include hard-reg-set.h before tree.h.
3634 (decl_overlaps_hard_reg_set_p): New function, broken out from...
3635 (decl_conflicts_with_clobbers_p): Call
3636 decl_overlaps_hard_reg_set_p.
3637 (expand_asm_operands): Pass output and input lists in call to
3638 targetm.md_asm_clobbers.
3639 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
3640 hook_tree_tree_tree_tree_3rd_identity.
3641 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
3643 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
3644 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
3645 parameters, first two unused.
3646 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
3647 parameters. Only add MOF to clobbers if there's no 'h' mentioned
3648 in constraint letters and MOF is not mentioned as a asm-declared
3649 register in neither of the input and output lists.
3651 2005-03-23 DJ Delorie <dj@redhat.com>
3653 * optabs.c (expand_binop): Make sure the first subword's result
3656 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3658 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
3659 Call c_common_truthvalue_conversion rather than
3660 lang_hooks.truthvalue_conversion.
3661 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
3662 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
3664 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
3665 c_common_truthvalue_conversion.
3666 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
3667 c_parser_conditional_expression, c_parser_binary_expression): Call
3668 c_objc_common_truthvalue_conversion.
3669 * c-typeck.c (build_unary_op): Call
3670 c_objc_common_truthvalue_conversion.
3671 (build_conditional_expr): Do not call
3672 lang_hooks.truthvalue_conversion.
3673 (build_binary_op): Call c_common_truthvalue_conversion.
3674 (c_objc_common_truthvalue_conversion): Moved from
3675 c-objc-common.c. Call default_function_array_conversion instead
3676 of default_conversion.
3678 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
3680 * c-common.h (default_conversion): Remove.
3681 (perform_integral_promotions): Add.
3682 * c-tree.h (default_conversion): Add.
3683 * c-typeck.c (perform_integral_promotions): New, split out from
3685 * c-common.c (check_case_value): Use perform_integral_promotions,
3686 not default_conversion.
3687 (c_add_case_label): Don't continue processing case label after
3688 found to be pointer.
3690 2005-03-23 Mark Mitchell <mark@codesourcery.com>
3692 * gcc.c (do_spec_1): Do not add a -L path for a directory in
3693 the prefix list if we have already added a multilib directory
3695 (main): Do not add MD_EXEC_PREFIX to the list of directories to
3698 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3700 * reload1.c (indirect_symref_ok, reload_obstack): Make them
3702 * reload.h: Remove the prototype for indirect_symref_ok.
3704 * reload1.c (indirect_symref_ok): Make it global.
3705 * reload.h: Add a prototype for indirect_symref_ok.
3707 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
3709 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
3712 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
3714 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
3716 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
3718 * c-opts.c (c_common_parse_file): Only start/end main source file
3719 if debug hooks says the writer wants it.
3720 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
3722 (xcoff_debug_hooks): Ditto.
3723 * debug.c (do_nothing_hooks): Ditto.
3724 * debug.h (gcc_debug_hooks): Ditto.
3725 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
3726 * sdbout.c (sdb_debug_hooks): Ditto.
3727 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
3729 2005-03-22 Mark Mitchell <mark@codesourcery.com>
3731 * doc/extend.texi: Deprecate C++ min/max operators.
3733 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
3735 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
3736 artificial original candidates.
3738 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
3739 Jan Hubicka <jh@suse.cz>
3740 Steven Bosscher <stevenb@suse.de>
3742 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
3743 call cost based on argument sizes.
3744 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
3746 * params.def: (max-inline-inssn-single): Set to 450.
3747 (max-inline-insns-auto): Set to 90.
3748 (max-inline-insns-recursive): Set to 450
3749 (max-inline-insns-recursive-auto): Set to 450.
3750 (large-function-insns): Set to 2700.
3751 (inline-call-cost): New parameter.
3752 * tree-inline.c (estimate_move_cost): New function.
3753 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
3754 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
3756 * tree-inline.h (estimate_move_cost): Declare.
3757 * invoke.texi: (max-inline-inssn-single): Change default to 450.
3758 (max-inline-insns-auto): Change default to 90.
3759 (max-inline-insns-recursive): Change default to 450
3760 (max-inline-insns-recursive-auto): Change default to 450.
3761 (large-function-insns): Change default to 2700.
3762 (inline-call-cost): Document new parameter.
3764 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3766 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
3767 (TARGET_DEFAULT): Delete.
3768 * config/i860/i860.opt: New file.
3770 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
3772 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
3773 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3774 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3775 (frv_sched_lookahead): Delete.
3776 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
3777 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
3778 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
3779 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
3780 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
3781 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
3782 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
3783 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
3784 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
3785 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
3786 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
3787 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
3788 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
3789 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
3790 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
3791 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
3792 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
3793 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
3794 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
3795 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
3796 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
3797 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
3798 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
3799 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
3800 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
3801 (frv_sched_lookahead): Delete.
3802 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
3803 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3804 (frv_handle_option): New function. Move -mcpu= handling from...
3805 (frv_override_options): ...here. Remove handling of other
3807 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
3808 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
3809 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
3810 and TARGET_NO_MULTI_CE.
3811 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
3812 !TARGET_VLIW_BRANCH.
3813 * config/frv/frv.opt: New file.
3815 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3817 * fold-const.c (fold_ternary): Take decomposed arguments of
3819 (fold): Update a call to fold_ternary.
3821 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
3822 * tree.h: Add corresponding prototypes.
3824 2005-03-22 Jakub Jelinek <jakub@redhat.com>
3827 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
3828 between jump table and its label.
3829 * final.c (shorten_branches): Handle notes in between ADDR_VEC
3830 resp. ADDR_DIFF_VEC and the label preceeding it.
3831 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
3832 is emitted in the right section.
3834 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
3836 * fold-const.c (fold_unary, fold_binary): Update comments
3839 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
3841 PR rtl-optimization/20527
3842 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
3843 REG_INC note, test that the register also isn't mentioned in PRED
3846 2005-03-22 Ben Elliston <bje@au.ibm.com>
3848 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
3851 2005-03-21 Mike Stump <mrs@apple.com>
3853 * varasm.c (default_assemble_visibility): Remove extra ().
3855 2005-03-21 Roger Sayle <roger@eyesopen.com>
3858 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
3859 to determine whether a block can be duplicated, rather than test
3860 whether the block contains noncopyable insns ourselves.
3862 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3864 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
3867 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3869 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
3871 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
3873 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
3874 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
3875 * config/fr30/fr30.opt: New file.
3877 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
3879 Fix PR tree-optimization/20542
3881 * tree-flow-inline.h (overlap_subvar): Move to here.
3882 * tree-ssa-operands.c: From here.
3883 * tree-flow.h (overlap_subvar): Declare.
3884 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
3885 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
3886 for variables with subvars.
3888 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
3891 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
3892 * modulo-sched.c (const_iteration_count): Return on NULL
3894 (print_node_sched_params): Return on NULL dump_file.
3895 (generate_reg_moves): Handle reg-anti dependencies and disregard
3896 closing branch when generating register moves.
3897 (sms_schedule): Mark the SMSed block dirty.
3898 * passes.c (rest_of_handle_sms): Call update_life_info for all
3900 * testsuite/gcc.dg/20050321-1.c: New test.
3902 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3904 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
3905 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
3906 movqi_internal): Likewise.
3908 2005-03-21 Bob Wilson <bob.wilson@acm.org>
3910 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
3911 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
3912 xtensa_b4const): Delete prototypes.
3913 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
3914 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
3915 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
3916 xtensa_extra_constraint): New prototypes.
3917 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3918 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3919 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3920 move_operand, const_float_1_operand, fpmem_offset_operand,
3921 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
3922 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
3923 (xtensa_b4const_or_zero): ...this. Change return type to bool and
3924 argument type to HOST_WIDE_INT.
3925 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
3926 xtensa_mask_immediate): Likewise.
3927 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
3928 Likewise. Also make these functions static.
3929 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
3930 (xtensa_const_ok_for_letter_p): New.
3931 (add_operand, arith_operand, nonimmed_operand, mem_operand,
3932 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
3933 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
3934 move_operand, const_float_1_operand, fpmem_offset_operand,
3935 branch_operator, ubranch_operator, boolean_operator): Move to
3937 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
3938 (xtensa_mem_offset): Change return type to bool.
3939 (xtensa_extra_constraint): New.
3940 (gen_int_relational): Update type of const_range_p function pointer.
3941 Use xtensa_b4const_or_zero.
3942 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
3943 xtensa_const_ok_for_letter_p. Update comments.
3944 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
3945 (PREDICATE_CODES): Delete.
3946 * config/xtensa/xtensa.md: Include predicates.md.
3947 * config/xtensa/predicates.md: New file.
3949 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3951 * config/v850/v850-protos.h: Remove the prototypes for
3952 reg_or_int9_operand, reg_or_const_operand,
3953 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
3954 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
3955 movsi_source_operand, power_of_two_operand,
3956 not_power_of_two_operand, special_symbolref_operand,
3957 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
3958 register_is_ok_for_epilogue.
3959 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
3960 reg_or_int9_operand, reg_or_const_operand,
3961 call_address_operand, special_symbolref_operand,
3962 movsi_source_operand, power_of_two_operand,
3963 not_power_of_two_operand, register_is_ok_for_epilogue,
3964 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
3965 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
3967 * config/v850/v850.h (PREDICATE_CODES): Remove.
3968 * config/v850/v850.md: Include predicates.md.
3969 * config/v850/predicates.md: New.
3971 2005-03-21 Zack Weinberg <zack@codesourcery.com>
3973 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
3974 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
3975 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
3976 (itoolsdir, itoolsdatadir): Move definition above new first use.
3977 (install-itoolsdirs): New rule.
3978 (install-mkheaders): Depend on install-itoolsdirs, not
3979 install-include-dir.
3981 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
3983 * tree-into-ssa.c: Remove obsolete comments.
3985 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
3987 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
3988 unrolling if -fpeel-loops is specified, too.
3989 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
3990 Remove superfluous check for flag_unroll_loops.
3992 2005-03-21 Uros Bizjak <uros@kss-loka.si>
3994 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
3995 (lrint_optab, llrint_optab): Define corresponding macros.
3996 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
3997 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
3998 pattern and llrint_optab using llrintdi2 patterns.
3999 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
4000 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
4001 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
4002 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
4003 flag_unsafe_math_optimizations is set.
4005 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4007 * combine.c (combine_simplify_rtx, simplify_if_then_else,
4008 simplify_logical, if_then_else_cond, known_cond,
4009 simplify_comparison): Adjust calls to reverse_comparison.
4010 Don't use combine_reversed_comparison_code).
4011 (combine_reversed_comparison_code): Remove.
4012 (reversed_comparison): Using reversed_comparison_code, move it...
4013 * jump.c (reversed_comparison): ... here.
4014 * rtl.h (reversed_comparison): Add prototype.
4016 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4018 * builtins.c (fold_builtin): Take decomposed arguments of
4020 * fold-const.c (fold_ternary): Update a call to fold_builtin.
4021 * gimplify.c (gimplify_call_expr): Likewise.
4022 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
4023 * tree.h: Update the prototype of fold_builtin.
4025 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
4027 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
4028 * rtlhooks.c (gen_lowpart_no_emit_general): New.
4029 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
4030 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
4031 * simplify-rtx.c (simplify_binary_operation_1): Use it.
4033 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
4035 * builtins.c (fold_builtin_1): Take decomposed arguments of
4037 (fold_builtin): Update a call to fold_builtin_1.
4039 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
4042 * gcov.c (output_lines): Only output function block summary when
4043 outputting branch information.
4044 * doc/gcov.texi: Document format of preamble and additional block
4047 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
4049 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
4050 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
4051 the defaults false if BITS_PER_UNIT != 8.
4052 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
4053 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
4054 than BITS_PER_UNIT != 8.
4055 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
4056 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
4057 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
4059 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
4060 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
4062 2005-03-20 Roger Sayle <roger@eyesopen.com>
4065 * fold-const.c (fold_binary): Fix type mismatch between
4066 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
4067 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
4068 for non-truth-valued expressions.
4070 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
4071 and FUNCTION_DECL in the main switch.
4072 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
4073 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
4074 we also need to convert their operands to match.
4075 <TRUTH_NOT_EXPR>: Likewise.
4077 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
4079 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
4080 diagnostic without checking whether an lvalue.
4081 * c-common.h (lvalue_p): Remove.
4082 (enum lvalue_use): Update comment.
4083 (lvalue_or_else): Replace by lvalue_error.
4084 * c-typeck.c (lvalue_p): Make static.
4085 (lvalue_or_else): New. Call lvalue_error.
4087 2005-03-21 Alan Modra <amodra@bigpond.net.au>
4089 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
4090 (function_arg_advance): Use rs6000_parm_start.
4091 (function_arg, rs6000_arg_partial_bytes): Likewise.
4093 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4095 * c-common.c (check_case_value): Adjust comment about stripping
4097 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
4098 * c-typeck.c (default_conversion, convert_arguments,
4099 build_modify_expr, convert_for_assignment, store_init_value,
4100 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
4101 manually. Remove inaccurate comments.
4103 2005-03-20 Roger Sayle <roger@eyesopen.com>
4104 Joseph S. Myers <joseph@codesourcery.com>
4106 * varasm.c (do_assemble_alias): Restore comment describing function.
4107 Annotate the target parameter as potentially unused.
4109 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
4112 * config/avr/avr.c (avr_output_function_prologue): Do not use
4113 current_function_name() in a label, use a local label instead.
4115 2005-03-20 David Edelsohn <edelsohn@gnu.org>
4117 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
4118 flag_finite_math_only, not flag_unsafe_math_optimizations.
4120 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4122 * builtins.c (fold_builtin_1): Update a call to
4123 targetm.fold_builtin.
4124 * hooks.c (hook_tree_tree_bool_null): Rename to
4125 hook_tree_tree_tree_bool_null. Take one more argument of type
4127 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
4128 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
4129 hook_tree_tree_tree_bool_null.
4130 * target.h (gcc_target): Update the prototype of fold_builtin.
4131 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
4132 arguments of CALL_EXPR.
4133 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
4136 2005-03-20 Jan Hubicka <jh@suse.cz>
4138 * cgraph.h (cgraph_node): Add prev_clone pointer.
4139 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
4140 (cgraph_clone_node): Produce doubly linked chain.
4142 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4144 * c-common.c (handle_aligned_attribute, check_function_sentinel,
4145 get_nonnull_operand, handle_sentinel_attribute,
4146 check_function_arguments_recurse): Do not strip NOPS from
4148 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
4150 * c-format.c (get_constant): Likewise.
4151 * c-parser.c (c_parser_postfix_expression): Likewise.
4152 * c-typeck.c (set_init_index): Likewise.
4153 (convert_arguments): Don't check for NOP_EXPR containing integer
4156 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
4158 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
4159 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
4160 Take decomposed arguments of CALL_EXPR.
4161 (fold_builtin_1): Update calls to the functions mentioned
4164 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
4166 * c-decl.c (check_bitfield_type_and_width): Require bit-field
4167 width to have integer type.
4168 (build_enumerator): Require enumerator value to have integer type.
4170 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4172 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
4175 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4177 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
4178 std=iso9899:199x): Correct descriptions.
4180 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
4182 * config.gcc: Consistently use solaris2.1[0-9]* instead of
4185 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
4187 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
4189 (expand_builtin_memcpy, fold_builtin_1): Update calls to
4190 fold_builtin_memcpy.
4192 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
4193 arguments of CALL_EXPR.
4194 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
4195 fold_builtin_found, fold_builtin_1): Update calls to
4196 fold_trunc_transparent_mathfn.
4198 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4201 * fold-const.c (fold_widened_comparison): Don't optimize casts of
4202 function pointers on targets that require function pointer
4204 (fold_sign_changed_comparison): Likewise.
4206 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
4208 * combine.c (try_combine): When changing the mode of a hard reg, make
4209 sure that doing so is valid.
4211 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
4213 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
4214 (TARGET_HANDLE_OPTION): Override default.
4215 (avr_handle_option): New function.
4216 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
4217 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
4218 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
4219 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
4220 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
4221 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
4222 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
4223 (TARGET_OPTIONS): Delete.
4224 * config/avr/avr.opt: New file.
4226 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4228 * config/m32r/m32r-protos.h: Remove the prototypes for
4229 call_address_operand, symbolic_operand, seth_add3_operand,
4230 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4231 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4232 two_insn_const_operand, move_src_operand,
4233 move_double_src_operand, move_dest_operand,
4234 eqne_comparison_operator, signed_comparison_operator,
4235 large_insn_p, conditional_move_operand, carry_compare_operand,
4236 m32r_block_immediate_operand, extend_operand,
4237 reg_or_eq_int16_operand, int8_operand, and
4238 reg_or_zero_operand.
4239 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4240 seth_add3_operand, int8_operand, cmp_int16_operand,
4241 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4242 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4243 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4244 move_double_src_operand, move_dest_operand,
4245 eqne_comparison_operator, signed_comparison_operator,
4246 extend_operand, small_insn_p, large_insn_p,
4247 conditional_move_operand, carry_compare_operand,
4248 m32r_block_immediate_operand): Move to predicates.md.
4249 (MAX_MOVE_BYTES): Move to m32r.h.
4250 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4251 * config/m32r/m32r.md: Include predicates.md.
4252 * config/m32r/predicates.md: New.
4254 2005-03-18 James E Wilson <wilson@specifixinc.com>
4257 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
4260 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4262 * config/mn10300/mn10300-protos.h: Remove the prototypes for
4263 call_address_operand, const_8bit_operand.
4264 * config/mn10300/mn10300.c (call_address_operand,
4265 const_8bit_operand, const_1f_operand): Move to predicates.md.
4266 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
4267 * config/mn10300/mn10300.md: Include predicates.md.
4268 * config/mn10300/predicates.md: New.
4270 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
4272 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
4273 declarations in diagnostics and %E for identifiers, not %s.
4275 2005-03-18 Jan Hubicka <jh@suse.cz>
4276 Dale Johannesen <dalej@apple.com>
4278 * basic-block.h (scale_bbs_frequencies_int,
4279 scale_bbs_frequencies_gcov_type): Declare.
4280 * cfg.c (RDIV): New macro.
4281 (update_bb_frequency_for_threading): Fix.
4282 * basic-block.h (scale_bbs_frequencies_int,
4283 scale_bbs_frequencies_gcov_type): New.
4284 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
4285 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
4286 scale_bbs_frequencies_int.
4287 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
4289 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4291 * config/m32r/m32r-protos.h: Remove the prototypes for
4292 call_address_operand, symbolic_operand, seth_add3_operand,
4293 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
4294 reg_or_uint16_operand, reg_or_cmp_int16_operand,
4295 two_insn_const_operand, move_src_operand,
4296 move_double_src_operand, move_dest_operand,
4297 eqne_comparison_operator, signed_comparison_operator,
4298 large_insn_p, conditional_move_operand, carry_compare_operand,
4299 m32r_block_immediate_operand, extend_operand,
4300 reg_or_eq_int16_operand, int8_operand, and
4301 reg_or_zero_operand.
4302 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
4303 seth_add3_operand, int8_operand, cmp_int16_operand,
4304 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
4305 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
4306 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
4307 move_double_src_operand, move_dest_operand,
4308 eqne_comparison_operator, signed_comparison_operator,
4309 extend_operand, small_insn_p, large_insn_p,
4310 conditional_move_operand, carry_compare_operand,
4311 m32r_block_immediate_operand): Move to predicates.md.
4312 (MAX_MOVE_BYTES): Move to m32r.h.
4313 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
4314 * config/m32r/m32r.md: Include predicates.md.
4315 * config/m32r/predicates.md: New.
4317 * config/pa/pa-protos.h: Add prototypes for magic_milli and
4319 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
4320 symbolic_operand, symbolic_memory_operand,
4321 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
4322 indexed_memory_operand, move_dest_operand, move_src_operand,
4323 prefetch_cc_operand, prefetch_nocc_operand,
4324 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
4325 arith_operand, arith11_operand, pre_cint_operand,
4326 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
4327 ireg_operand, int5_operand, uint5_operand, int11_operand,
4328 uint32_operand, arith5_operand, and_operand, ior_operand,
4329 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
4330 pc_or_label_operand, div_operand, plus_xor_ior_operator,
4331 shadd_operand, movb_comparison_operator,
4332 cmpib_comparison_operator): Move to predicates.md.
4333 (magic_milli, shadd_constant_p): Make it extern.
4334 * config/pa/pa.h (PREDICATE_CODES): Remove.
4335 * config/pa/pa.md: Include predicates.md.
4336 * config/pa/predicates.md: New.
4338 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
4341 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4343 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
4344 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
4345 config/alpha/freebsd.h, config/alpha/linux.h,
4346 config/alpha/netbsd.h, config/alpha/osf5.h,
4347 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
4348 config/h8300/h8300-protos.h, config/h8300/h8300.c,
4349 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
4350 doc/cppopts.texi: Update copyright.
4352 2005-03-18 Jan Hubicka <jh@suse.cz>
4355 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
4357 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
4360 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4362 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
4365 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
4367 * combine.c (gen_binary): Remove.
4368 (known_cond, simplify_shift_const, find_split_point,
4369 combine_simplify_rtx, simplify_if_then_else, simplify_set,
4370 simplify_logical, expand_field_assignment, extract_left_shift,
4371 force_to_mode, if_then_else_cond, apply_distributive_law,
4372 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
4373 simplify_comparison, reversed_comparison): Replace with
4374 simplify_gen_binary, simplify_gen_relational or
4375 distribute_and_simplify_rtx.
4376 (distribute_and_simplify_rtx): New function.
4378 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
4379 Paolo Bonzini <gcc.gnu.org>
4381 * calls.c (setjmp_call_p, special_function_p): Update comments
4382 at the head of the functions.
4384 2005-03-18 Jan Hubicka <jh@suse.cz>
4386 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
4388 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
4389 function body should be released; do not proactively release function
4390 bodies in non-unit-at-a-time mode.
4392 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
4394 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
4395 mno-fp-ret-in-387 multilib variants.
4397 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
4399 * common.opt (m): Remove.
4400 * opts.c (handle_option): Pass 'm' options to set_target_switch if
4402 (common_handle_option): Remove OPT_m case.
4404 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
4406 * builtins.c (fold_builtin_bitop): Take decomposed arguments
4408 (fold_builtin_1): Update a call to fold_builtin_bitop.
4410 * builtins.c (fold_builtin_signbit): Take decomposed arguments
4412 (fold_builtin_1): Update a call to fold_builtin_signbit.
4414 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
4416 PR tree-optimization/20474
4417 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
4418 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
4420 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4422 * config/h8300/h8300-protos.h: Remove prototypes for
4423 general_operand_src, general_operand_dst, single_one_operand,
4424 single_zero_operand, call_insn_operand,
4425 two_insn_adds_subs_operand, small_call_insn_operand,
4426 jump_address_operand, bit_operand, bit_memory_operand,
4427 stack_pointer_operand, const_int_gt_2_operand,
4428 const_int_ge_8_operand, const_int_qi_operand,
4429 const_int_hi_operand, incdec_operand, bit_operator,
4430 nshift_operator, eqne_operator, gtle_operator,
4431 gtuleu_operator, iorxor_operator.
4432 Add prototypes for h8sx_shift_type h8sx_classify_shift and
4433 h8300_ldm_stm_parallel.
4434 * config/h8300/h8300.c (h8sx_shift_type,): Move to
4436 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
4437 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
4438 (h8300_ldm_stm_parallel): Make it extern.
4439 (h8300_ldm_parallel, h8300_stm_parallel,
4440 h8300_return_parallel, general_operand_src,
4441 general_operand_dst, h8300_dst_operand, h8300_src_operand,
4442 nibble_operand, reg_or_nibble_operand, single_one_operand,
4443 single_zero_operand, call_insn_operand,
4444 two_insn_adds_subs_operand, small_call_insn_operand,
4445 jump_address_operand, bit_operand, bit_memory_operand,
4446 stack_pointer_operand, const_int_gt_2_operand,
4447 const_int_ge_8_operand, const_int_qi_operand,
4448 const_int_hi_operand, incdec_operand, eqne_operator,
4449 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
4450 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
4451 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
4452 nshift_operator): Move to predicates.md.
4453 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
4454 * config/h8300/h8300.md: Include predicates.md.
4455 * config/h8300/predicates.md: New.
4457 2005-03-17 Richard Henderson <rth@redhat.com>
4459 * config.gcc (ia64*-*-hpux*): Add extra_options.
4460 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
4461 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4462 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
4463 (ia64_tls_size_string, ia64_tune_string): Remove.
4464 (ia64_tune): Init to PROCESSOR_ITANIUM2.
4465 (TARGET_DEFAULT_TARGET_FLAGS): New.
4466 (TARGET_HANDLE_OPTION): New.
4467 (ia64_override_options): Move options parsing ...
4468 (ia64_handle_option): ... here. New.
4469 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
4470 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
4471 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
4472 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
4473 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
4474 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
4475 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
4476 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
4477 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
4478 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
4479 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
4480 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
4481 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
4482 TARGET_EARLY_STOP_BITS): Remove.
4483 (TARGET_ILP32): Default false.
4484 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
4485 (enum ia64_inline_type): New.
4486 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
4487 * config/ia64/ia64.md: Update for new definitions of
4488 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
4489 * config/ia64/ia64.opt: New file.
4490 * config/ia64/ilp32.opt: New file.
4492 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
4495 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
4497 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
4499 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
4500 instead of MASK_H8300S.
4501 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
4502 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
4503 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
4504 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
4505 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
4506 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
4507 TARGET_SWITCHES): Remove.
4508 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
4510 * config/h8300/h8300.opt: New.
4512 * config/alpha/alpha.opt, config/arc/arc.opt,
4513 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
4516 2005-03-17 Ian Lance Taylor <ian@airs.com>
4520 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
4522 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
4523 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
4524 (TARGET_HANDLE_OPTION): Override default.
4525 (arc_handle_option): New function.
4526 (arc_init): Remove code to set arch_cpu_string.
4527 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
4528 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
4529 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
4530 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
4531 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
4532 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
4533 (arc_rodata_string, TARGET_OPTIONS): Delete.
4534 * config/arc/arc.opt: New file.
4536 2005-03-17 Richard Henderson <rth@redhat.com>
4538 * doc/extend.texi (Weak Pragmas): New section.
4539 (attribute alias): Clarify that target must be in the same
4542 2005-03-17 Richard Henderson <rth@redhat.com>
4544 * config/alpha/alpha.opt: New file.
4545 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
4547 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
4548 alpha_fprm_string, alpha_fptm_string): Make static.
4549 (alpha_tls_size_string): Remove.
4550 (alpha_handle_option): New.
4551 (override_options): Update for alpha_cpu/alpha_tune split.
4552 (alpha_file_start): Likewise.
4553 (TARGET_DEFAULT_TARGET_FLAGS): New.
4554 (TARGET_HANDLE_OPTION): New.
4555 * config/alpha/alpha.h (alpha_tune): Declare.
4556 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
4557 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
4558 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
4559 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
4560 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
4561 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
4562 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
4563 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
4564 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
4565 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
4566 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
4567 (TARGET_DEFAULT): Remove MASK_FP.
4568 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
4569 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
4570 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
4571 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
4572 alpha_tls_size_string): Remove.
4573 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
4574 (attribute tune): Rename from attribute cpu.
4575 * config/alpha/ev4.md: Update to match.
4576 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
4577 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
4578 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
4579 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
4580 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
4581 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
4583 2005-03-16 James E. Wilson <wilson@specifixinc.com>
4585 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
4586 and return without creating new state if before_nops_num is nonzero.
4587 * config/ia64/ia64.md (first_insn): New attribute.
4588 (alloc): Set it to yes.
4590 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4592 * tree-vectorizer.c (new_vec_stmt_info): Initialize
4593 STMT_VINFO_SUBVARS to NULL.
4594 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
4596 2005-03-16 Dale Johannesen <dalej@apple.com>
4598 * rtlanal.c (find_first_parameter_load): Rewrite to
4599 return actual first param load or the call if none,
4600 instead of first in block, when not all loads exist.
4602 2005-03-16 Roger Sayle <roger@eyesopen.com>
4604 * optabs.c (expand_copysign_absneg): Make static.
4605 * optabs.h (expand_copysign_absneg): Delete prototype.
4606 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
4608 2005-03-16 Richard Henderson <rth@redhat.com>
4611 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
4612 (alias_pairs): Rename from output_defs.
4613 (find_decl_and_mark_needed): Split out from assemble_alias.
4614 (do_assemble_alias): New.
4615 (assemble_output_def): Remove.
4616 (finish_aliases_1, finish_aliases_2): New.
4617 (process_pending_assemble_output_defs): Remove.
4618 (assemble_alias): Defer aliases for which we don't yet have a
4619 non-external decl for the target symbol.
4620 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
4621 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
4622 * toplev.c (compile_file): Use finish_aliases_2 instead of
4623 process_pending_assemble_output_defs.
4624 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
4625 (process_pending_assemble_output_defs): Remove.
4627 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4629 Fix PR tree-optimization/20489
4631 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
4632 for empty structures.
4634 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
4636 Fix PR tree-optimization/20490
4638 * tree-ssa-pre.c (create_expression_by_pieces): Use
4639 force_gimple_operand on result of fold.
4641 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
4643 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
4644 of closing parenthesis.
4646 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
4648 * builtins.c (expand_movstr): Update a call to
4649 fold_builtin_strcpy.
4650 (expand_builtin_strncpy): Update a call to
4651 fold_builtin_strncpy.
4652 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
4653 arguments of CALL_EXPR.
4654 (fold_builtin_1): Update calls to fold_builtin_strcpy and
4655 fold_builtin_strncpy.
4656 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
4657 * tree.h: Update the prototypes of fold_builtin_strcpy and
4658 fold_builtin_strncpy.
4660 2005-03-16 Steven Bosscher <stevenb@suse.de>
4661 Dorit Naishlos <dorit@il.ibm.com>
4663 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
4664 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
4667 2005-03-16 Steven Bosscher <stevenb@suse.de>
4669 * tree-inline.c (walk_type_fields, walk_tree,
4670 walk_tree_without_duplicates): Move from here...
4671 * tree.c: ...to here.
4673 2005-03-15 Zack Weinberg <zack@codesourcery.com>
4675 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
4676 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
4677 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
4678 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
4679 (version): Define using $(BASEVER_c).
4680 (Makefile, config.status, build/gcov-iov.o): No longer depends on
4682 (version.o): Depend on version files; add custom generation command.
4683 (prefix.o): Define BASEVER on command line.
4684 (s-iov): Depend on version files; adjust command.
4685 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
4687 (gcc-vers.texi): New rule.
4688 (doc/%.info, doc/%.dvi): Add -I . to command line.
4689 (doc/gccinstall.dvi): Likewise.
4690 (PACKAGE): Delete. All uses replaced with "gcc".
4691 * aclocal.m4: Do not include gcc-version.m4.
4692 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
4693 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
4694 Set is_release based on contents of DEV-PHASE.
4695 Set gcc_version based on contents of BASE-VER.
4696 Define WIN32_REGISTRY_KEY only if the user overrode the default.
4697 * config.in, configure: Regenerate.
4698 * gccbug.in: Determine version of GCC in use at runtime.
4699 * gcov-iov.c: Get version number and development phase from
4700 command line, not by including version.c.
4701 * intl.c: Replace all uses of PACKAGE with "gcc".
4702 * libada-mk.in: Delete unused "gcc_version" variable.
4703 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
4704 * version.c: (VERSUFFIX): New hook for redistributors; adjust
4705 commentary to match.
4706 (version_string): Put together from pieces.
4707 * config/alpha/x-vms: Do not use $(gcc_version).
4708 * config/i386/t-nwld: Likewise.
4709 * doc/include/gcc-common.texi: Include gcc-vers.texi for
4710 version-GCC and DEVELOPMENT.
4712 2005-03-15 Roger Sayle <roger@eyesopen.com>
4714 PR tree-optimization/17454
4715 * tree.c (tree_size): Add case for TREE_BINFO.
4716 * fold-const.c (fold_checksum_tree): Only clear the overloaded
4717 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
4719 2005-03-15 Roger Sayle <roger@eyesopen.com>
4721 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
4722 op1 whilst expanding the signed widenening multiply variant.
4724 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
4726 * toplev.c (display_target_options): Avoid unused variable warning if
4727 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
4728 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
4729 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
4730 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
4731 (mips_isa_info): New variable.
4732 (mips_parse_cpu): Remove the first argument and leave the caller
4734 (TARGET_HANDLE_OPTION): Override default.
4735 (mips_handle_option): New function. Move option validation code from...
4736 (override_options): ...here. Update calls to mips_parse_cpu.
4737 * config/mips/mips.h (mips_arch_string, mips_tune_string)
4738 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
4739 (SUBTARGET_TARGET_OPTIONS): Delete.
4740 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
4741 (mno-flush-func, mtune=): New options.
4743 2005-03-15 Roger Sayle <roger@eyesopen.com>
4744 Richard Henderson <rth@redhat.com>
4746 * real.c (c4x_single_format, c4x_extended_format): Provide values
4747 for signbit_ro for c4x's single and extended floating point formats.
4748 * optabs.c (expand_copysign): Use the floating point format's
4749 signbit_ro for expanding via expand_copysign_absneg, and it's
4750 signbit_rw field for expanding via expand_copysign_bit.
4752 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
4754 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
4755 known_alignment_for_access_p.
4756 (known_alignment_for_access_p): New.
4757 (do_peeling_for_alignment): Field made int instead of bool and renamed
4758 to peeling_for_alignment.
4759 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
4760 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
4761 functionality used to be in vect_analyze_operations.
4762 (vect_analyze_operations): Code to determine vectorization factor was
4763 moved to vect_determine_vectorization_factor.
4764 (vect_enhance_data_refs_alignment): Update to correct alignment when it
4765 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
4767 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
4768 be part of vect_analyze_operations).
4769 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
4770 creating the guard condition, as the number of iterations may be
4772 (slpeel_tree_peel_loop_to_edge): Use new name of
4773 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
4774 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
4775 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
4776 (vect_do_peeling_for_alignment): Use fold.
4777 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
4779 (vect_update_inits_of_dr): Renamed to
4780 vect_update_init_of_dr.
4781 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
4782 (vectorizable_store): Fix assertion to use == instead of =.
4784 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
4786 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
4787 call_used_regs for wCG registers.
4789 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
4791 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
4792 for non-offsettable memory references to cope with outstanding reload
4793 replacements, take 2.
4795 2005-03-15 Uros Bizjak <uros@kss-loka.si>
4798 * config/i386/i386.h (x86_fisttp): New.
4799 (TARGET_FISTTP): New macro.
4800 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
4801 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
4802 instruction when fisttp flag is set.
4803 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
4805 * config/i386/i386.md (type attribute): Add fisttp.
4806 (unit attribute): Set to i387 for fisttp type.
4807 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
4808 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
4810 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
4811 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
4813 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
4814 patterns for TARGET_FISTTP. Enable patterns for
4815 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
4816 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
4817 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
4818 implement fisttp x87 insn.
4819 (fix_trunc*_i387_fisttp splitters): New patterns.
4820 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
4821 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
4822 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
4824 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
4825 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
4826 Implement using mode macros. Disable patterns for TARGET_FISTTP.
4827 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
4828 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
4829 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
4830 Disable patterns for TARGET_FISTTP.
4831 (fix_trunc*_i387 splitters): Implement usign mode macros.
4832 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
4833 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
4834 (fix_trunx*_sse peephole2s): Implement using mode macros.
4836 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
4838 PR rtl-optimization/20291
4839 * combine.c (try_combine): If splitting fails, re-try with
4840 original combined pattern, i.e. before clobber stripping.
4842 2005-03-14 Eric Christopher <echristo@redhat.com>
4844 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
4845 STACK_GROWS_DOWNWARD.
4847 2005-03-14 Roger Sayle <roger@eyesopen.com>
4849 * real.h (struct real_format): Split the signbit field into two
4850 two fields, signbit_ro and signbit_rw.
4851 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
4852 mips_double_format, ieee_extended_motorola_format,
4853 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
4854 ieee_extended_intel_128_format, ibm_extended_format,
4855 mips_extended_format, ieee_quad_format, mips_quad_format,
4856 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
4857 i370_double_format, c4x_single_format, c4x_extended_format,
4858 real_internal_format): Update initializers for new field.
4859 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
4860 real_format structure.
4861 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
4862 field of the real_format structure.
4864 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
4866 Fix PR tree-optimization/20458
4868 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
4869 DECL_EXTERNAL on STRUCT_FIELD tags.
4870 (clear_call_clobbered): Ditto.
4871 * tree-ssa-operands.c (note_addressable): Make sure the original
4872 variable doesn't slip into the addressable list if we have
4874 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
4877 2005-03-14 Geoffrey Keating <geoffk@apple.com>
4879 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
4880 (-fwide-exec-charset): Likewise.
4881 (-finput-charset): Likewise.
4882 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
4883 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
4884 * c.opt (Wnormalized): New.
4886 2005-03-14 Devang Patel <dpatel@apple.com>
4888 * doc/invoke.texi: Add reference to Visibility document.
4890 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4892 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
4893 MASK_SPLIT_ADDRESSES.
4894 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
4895 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
4896 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
4897 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
4898 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
4899 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
4900 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
4901 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
4902 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
4903 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
4904 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
4905 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
4906 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
4907 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
4908 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
4909 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
4910 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
4911 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
4912 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
4913 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
4914 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
4915 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
4916 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
4917 (TARGET_EXPLICIT_RELOCS): Delete.
4918 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
4919 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
4920 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
4921 (override_options): Set MASK_LONG64 if -mint64 is given and no
4922 -mlongXX option is. Complain about -mint64 -mlong32.
4923 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
4924 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
4925 * config/mips/mips.opt: New file.
4927 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
4929 * config.gcc (extra_options): New variable for listing option files.
4930 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
4931 * configure.ac (extra_opt_files): New AC_SUBST variable.
4932 (tm_file_list, tm_include_list): Include options.h first.
4933 * configure: Regenerate.
4934 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
4935 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
4936 (s-options-h): New rule.
4937 (options.h): Depend on it.
4938 (TEXI_GCCINT_FILES): Add options.texi.
4939 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
4940 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
4941 * target.h (gcc_target): Add default_target_flags and handle_option.
4942 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
4943 (TARGET_HANDLE_OPTION): New macros.
4944 (TARGET_INITIALIZER): Include them.
4945 * opt-functions.awk (opt_args, nth_arg): New functions.
4946 (switch_flags): Handle the "Target" flag.
4948 (var_name): Use opt_args and nth_arg.
4949 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
4950 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
4951 macros for the "Mask" and "InverseMask" options.
4952 * opts.h (cl_var_cond): New enum.
4953 (cl_option): Replace the "has_set_value" and "set_value" fields with
4954 "var_cond" and "var_value".
4955 (CL_TARGET): New macro.
4956 (option_enabled, print_filtered_help): Declare.
4957 (decode_options): Move definition.
4958 * opts.c (handle_option): Search for the original option before
4959 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
4960 var_cond and var_value fields. Use targetm.handle_option to handle
4962 (decode_options): Set target_flags to targetm.default_target_flags.
4963 (print_filtered_help): Make global. Handle CL_TARGET.
4964 (option_enabled): New function.
4965 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
4966 (display_target_options, set_target_switch, print_switch_values)
4967 (default_pch_valid_p): Guard uses of target_switches with
4968 #ifdef TARGET_SWITCHES. Also...
4969 (display_target_options): Display the CL_TARGET entries in cl_options.
4970 (set_target_option): Don't complain about the "" option when
4971 TARGET_SWITCHES is undefined.
4972 (print_switch_values): Use option_enabled.
4973 (default_pch_valid_p): Check cl_options[] when looking for something
4974 that has changed the value of target_flags.
4975 * c.opt: Remove documentation from top of file.
4976 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
4977 * doc/sourecebuild.texi: Refer to the new options documentation
4978 instead of c.opt. Document machine-specific .opt files.
4979 * doc/tm.texi (target_flags): Say that this variable is declared
4981 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
4982 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
4984 * doc/options.texi: New file.
4986 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4989 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
4992 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
4995 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
4996 temporary variable of pointer type if an lvalues is required.
4997 (gimplify_modify_expr_rhs): Request an rvalue from it.
4998 (gimplify_expr): Pass fallback on.
5000 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5002 * cfgbuild.c: Update comments.
5004 2005-03-14 Roger Sayle <roger@eyesopen.com>
5006 PR rtl-optimization/17236
5007 * optabs.c (expand_doubleword_mult): New helper function split out
5008 from expand_binop. Permute the order in which instructions are
5009 emitted to minimize the number of simultaneously live registers.
5010 (expand_binop): Call expand_doubleword_mult to synthesize a double
5011 word multiplication.
5013 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5015 * basic-block.h: Update the prototypes of cached_make_edge and
5017 * cfg.c (cached_make_edge): Take edge_cache representing one
5018 row of the adjacency matrix of edges.
5019 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
5020 (make_edges): Initialize edge_cache to represent one row of
5021 the adjacency matrix of edges.
5023 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5025 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
5027 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
5028 Remove unused removed_phis variable.
5029 (conditional_replacement): Use build1/build2.
5030 (abs_replacement): Use last_and_only_stmt and build1/build2.
5032 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5034 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
5035 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
5036 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
5037 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
5038 * c-common.c (handle_novops_attribute): New function.
5039 (c_common_attribute_table): Add "no vops" entry.
5040 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
5041 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
5042 * tree-ssa-operands.c (get_call_expr_operands): Do not
5043 create virtual operands for calls with ECF_NOVOPS flag.
5044 * tree.h (DECL_IS_NOVOPS): New macro.
5045 (struct tree_decl): Add novops_flag.
5046 (ECF_NOVOPS): New constant.
5048 2005-03-14 Uros Bizjak <uros@kss-loka.si>
5051 * config/i386/i386.c (x86_use_himode_fiop): New.
5052 (x86_use_simode_fiop): Rename from x86_use_fiop.
5053 * config/i386/i386.h (x86_use_himode_fiop): Declare.
5054 (TARGET_USE_HIMODE_FIOP): New.
5055 (x86_use_simode_fiop): Rename from x86_use_fiop.
5056 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
5058 * config/i386/i386.md (X87MODEI12): New mode macro define.
5059 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
5060 to implement x87 FP compare with HImode input operands.
5061 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
5062 Use X87MODEI12 mode macro to handle HImode input operands.
5063 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
5064 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
5065 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
5066 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
5067 macro to implement x87 operators with HImode input operands.
5068 (fop splitters): Use X87MODEI12 mode macro to handle HImode
5071 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5073 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
5075 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
5076 constants invariant.
5078 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
5080 * basic-block.h (BB_VISITED): Removed.
5081 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
5083 2005-03-14 Falk Hueffner <falk@debian.org>
5086 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
5088 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5090 * ggc-zone.c: Fix comment typos.
5092 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
5093 stringpool.c, config/mips/mips-protos.h: Update copyright.
5095 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5097 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
5098 throughout with its typedef, "rtx".
5099 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
5100 (rs6000_tls_symbol_ref_1): Remove inline keyword.
5101 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
5102 regs in comment to match code.
5104 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
5106 * except.c (check_handled): Make it static.
5107 * except.h: Remove the corresponding prototype.
5109 * function.c (get_func_frame_size): Make it static.
5110 * function.h: Remove the corresponding type.
5112 * regclass.c (reg_class_superclasses, reg_class_subclasses):
5114 * hard-reg-set.h: Remove the corresponding declarations.
5116 * tree-cfg.c (verify_stmts): Check that
5117 bb_for_stmt (stmt) == bb for every PHI node and statement.
5119 2005-03-14 Alan Modra <amodra@bigpond.net.au>
5121 * config.gcc: Remove excess indentation.
5122 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
5124 2005-03-13 Roger Sayle <roger@eyesopen.com>
5127 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
5128 * fold-const.c (fold_sign_changed_comparison): Likewise.
5129 (fold_binary): Optimize comparisons against widened operands if
5130 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
5132 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
5134 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
5135 (sparc_override_options): Initialize it.
5136 (sparc_struct_value_rtx): Set it on the MEM to be returned.
5138 2005-03-13 David Edelsohn <edelsohn@gnu.org>
5140 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
5141 (reg_or_none500mem_operand): New predicate.
5142 (zero_reg_mem_operand): New predicate.
5143 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
5144 to reg_or_none500mem_operand.
5145 (extendsfdf2_fpr): Add MEM alternative.
5146 (extenddftf2_internal): Change operand2 predicate to
5147 zero_reg_mem_operand.
5149 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5151 * ggc-zone.c: Rewritten.
5153 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
5155 * configure.ac: Define GGC_ZONE for --with-gc=zone.
5156 * config.in: Regenerated.
5157 * configure: Regenerated.
5158 * gengtype.c (write_types_process_field, write_func_for_structure):
5159 Pass new argument to gt_pch_note_object.
5160 * ggc-common.c (struct ptr_data): Add TYPE.
5161 (gt_pch_note_object): Take TYPE argument and save it.
5162 (call_count): Update call to ggc_pch_count_object.
5163 (call_alloc): Update call to ggc_pch_alloc_object.
5164 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
5166 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
5167 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
5168 (ggc_alloc_zone_stat): Delete.
5169 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
5170 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
5171 (ggc_pch_alloc_object): Update prototypes.
5172 (garbage_zone): Delete.
5173 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
5174 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
5176 (tree_id_zone): New variable.
5177 (ggc_alloc_cleared_zone): Remove unused.
5178 (ggc_alloc_zone): Define.
5179 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
5180 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
5181 ggc_alloc_zone_stat.
5182 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
5183 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
5184 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
5185 (make_node_stat): Likewise. Use tree_id_zone.
5187 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5188 Joseph S. Myers <joseph@codesourcery.com>
5190 * configure.ac: Check for MIPS TLS.
5191 * configure: Regenerated.
5192 * config/mips/mips-protos.h (enum mips_symbol_type): Add
5193 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
5194 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
5195 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
5196 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
5197 (mips_classify_symbol, mips_symbolic_constant_p)
5198 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
5199 (mips_tls_operand_p, mips_call_tls_get_addr)
5200 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
5201 (mips_tls_symbol_ref_1): New functions.
5202 (mips_legitimize_address, mips_legitimize_const_move): Call
5203 mips_legitimize_tls_address.
5204 (override_options): Handle V1_REG and TLS symbols. Disable TLS
5206 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
5207 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
5208 (mips_char_to_class): Document V1_REG.
5209 (HAVE_AS_TLS): Provide default.
5210 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
5212 (load_got<mode>): Renamed from *load_got<mode>. Allow when
5214 (tls_get_tp_<mode>): New instruction.
5216 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5218 * configure.ac: Update checks for target tools.
5219 * configure: Regenerated.
5221 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
5223 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
5225 2005-03-13 Roger Sayle <roger@eyesopen.com>
5227 * expmed.c (expand_mult): Use synthetic multiplication sequences for
5228 more classes of DImode multiplication by constant. Allow both
5229 multiplication by small negative constants (by performing a
5230 multiplication by a positive constant and negating the result) and
5231 multiplications by large powers of two, by using a left shift.
5233 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5235 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
5236 of basic blocks into work_stack.
5238 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
5239 config/mips/vr.h: Update copyright.
5241 * c-decl.c (c_init_decl_processing): Remove useless calls to
5242 build_function_type.
5244 * builtins.c (fold_trunc_transparent_mathfn,
5245 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
5246 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5247 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
5248 fold_builtin_strcpy, fold_builtin_strncpy,
5249 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
5252 * builtins.c (expand_builtin_mathfn_3): Remove local variable
5255 * lambda-code.c (lambda_compute_auxillary_space): Remove local
5256 variable determinant.
5258 * tree-cfg.c (group_case_labels): Remove local variable type.
5260 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
5263 * tree-ssa-phiopt.c (value_replacement): Remove local variable
5266 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
5269 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
5270 (*movmemqi_insn): Delete.
5271 (*movmemhi): Delete.
5273 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
5275 * builtins.c (fold_builtin_classify): Take decomposed
5276 arguments of CALL_EXPR.
5277 (fold_builtin_1): Update a call to fold_builtin_classify.
5279 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
5282 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
5283 through into call to parser_xref_tag after parse error.
5284 (c_parser_struct_declaration): Consistently return NULL_TREE on
5287 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
5289 * tree-flow-inline.h (ref_contains_array_ref): New function.
5290 (lookup_subvars_for_var): Ditto.
5291 (get_subvars_for_var): Ditto.
5292 (var_can_have_subvars): Ditto.
5294 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
5295 (struct subvar): New type.
5297 * tree-dfa.c (okay_component_ref_for_subvars): New function.
5299 * tree-optimize.c (init_tree_optimization_passes): Call
5300 pass_create_structure_vars.
5302 * tree-ssa-alias.c: Include vec.h.
5303 (init_alias_info): Don't auto-clear call clobbered on struct-field
5305 (compute_flow_insensitive_aliasing): Handle subvars.
5306 (group_aliases): Handle STRUCT_FIELD aliases.
5307 (setup_pointers_and_addressables): Ditto.
5308 Don't mark variables non-addressable if they still have
5309 addressable subvars.
5310 Also mark subvars addressable when the real variable is marked
5312 (add_pointed_to_var): Try to prune the pointed-to set by only
5313 pointing to subvars when possible.
5314 Otherwise, make sure we set addresses_needed and pt_vars to
5315 properly include subvars.
5316 (bitpos_of_field): New function.
5317 (push_fields_onto_fieldstack): Ditto.
5318 (get_or_create_used_part_for): Ditto.
5319 (create_overlap_variables_for): Ditto.
5320 (find_used_portions): Ditto.
5321 (create_structure_vars): Ditto.
5322 (pass_create_structure_vars): New structure.
5324 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
5325 (get_expr_operands): Handle subvars. Also try to turn
5326 COMPONENT_REF accesses into must-defs now that we can accurately
5328 (note_addressable): Try to only mark as addressable those subvars
5329 we know a COMPONENT_REF touches.
5330 (overlap_subvar): New function.
5332 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
5333 Handle subvar storing.
5334 (vect_address_analysis): Update caller of vect_object_analysis.
5336 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
5338 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
5339 (STMT_VINFO_SUBVARS): New macro.
5341 * common.opts: add flag_tree_salias.
5343 * opts.c (decode_options): flag_tree_salias defaults to on.
5345 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
5347 * doc/tree-ssa.texi: Document structural alias analysis.
5349 2005-03-12 Steven Bosscher <stevenb@suse.de>
5351 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
5352 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
5353 * tree-ssa-operands.c (get_expr_operands): Likewise.
5354 (get_expr_operands): Likewise for ERROR_MARK.
5356 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5358 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
5361 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
5364 * tree-ssa-pre.c (compute_avail): Remove local variable val.
5365 (mark_operand_necessary): Remove local variable ver.
5367 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
5368 variable prefix_len.
5370 * value-prof.c (mod_subtract_transform): Remove local variable
5373 * builtins.c (fold_builtin_exponent): Take decomposed
5374 arguments of CALL_EXPR.
5375 (fold_builtin_1): Update a call to fold_builtin_exponent.
5377 * builtins.c (fold_builtin_logarithm): Take decomposed
5378 arguments of CALL_EXPR.
5379 (fold_builtin_1): Update a call to fold_builtin_logarithm.
5381 * c-decl.c (c_init_decl_processing): Remove local variables
5382 ptr_ftype_void and ptr_ftype_ptr.
5384 * gimplify.c (gimplify_expr): Remove local variables r0 and
5387 * reg-stack.c (move_for_stack_reg): Remove local variable
5389 (compare_for_stack_reg): Remove local variable flags_user.
5390 (convert_regs_1): Remove local variable deleted.
5392 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
5394 (combine_blocks): Remove local variables exits and new_e.
5396 * tree-inline.c (expand_call_inline): Remove local variable
5399 * tree-ssa-live.c (create_ssa_var_map,
5400 calculate_live_on_entry): Remove local variable snn.
5402 2005-03-12 Geoffrey Keating <geoffk@apple.com>
5404 * c-lex.c (c_lex_with_flags): Add parameter to call to
5407 2005-03-11 Per Bothner <per@bothner.com>
5409 * c-tree.h (struct c_declarator): New id_loc field.
5410 * c-pragma.h (c_lex_with_flags): Take position reference.
5411 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
5412 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
5413 (c_lex): Pass dummy location to c_lex_with_flags.
5414 * c-parser.c (c_lex_one_token): Set c_token's location using
5415 c_lex_with_flags, instead of input_location, which might be "ahead".
5416 (c_parser_direct_declarator): Set declarator's id_loc from
5418 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
5419 declarator's id_loc, rather than probably-imprecise input_location.
5420 (build_id_declarator): Initialize c_declarator's id_loc field.
5422 2005-03-11 Roger Sayle <roger@eyesopen.com>
5425 * builtins.c (expand_builtin_signbit): Force the signbit's word
5426 into an integer register to avoid SUBREGs of floating point modes.
5428 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
5430 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
5431 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
5432 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
5433 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
5435 2005-03-11 David Edelsohn <edelsohn@gnu.org>
5437 PR rtl-optimization/20306
5438 * expr.c (emit_move_complex): Set try_int false if mode is
5439 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
5440 emit_block_move if try_int is true.
5442 2005-03-11 Richard Henderson <rth@redhat.com>
5445 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
5446 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
5449 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5451 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
5452 (TARGET_FIX_VR4130): New macro.
5453 (TARGET_OPTIONS): Add -mfix-vr4130.
5454 (ISA_HAS_MACCHI): New macro.
5455 (ASM_SPEC): Add -mfix-vr4130.
5456 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
5457 (override_options): Handle mips_fix_vr4130_string.
5458 (mips_avoid_hazards): Clear all_noreorder_p
5459 if we're working around VR4130 errata and the macc alternatives
5461 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
5462 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
5463 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
5464 (MULTILIB_DEFAULTS): Remove leading "march=".
5465 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
5466 if no architecture option is given.
5467 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
5469 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
5470 * doc/invoke.texi: Document -mfix-vr4130.
5472 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
5474 * config/mips/mips.c (override_options): Only warn about -mint64
5475 deprecation if TARGET_INT64.
5477 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5479 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
5480 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
5481 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
5482 are non-specific regarding the nonnull parameter positions.
5483 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
5484 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
5485 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
5486 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
5488 * builtins.def: Use the non-specific "nonnull" attibute lists.
5490 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5492 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5493 single_pred_edge, single_succ, single_pred): Improve comments.
5495 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
5497 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
5498 single_pred_edge, single_succ, single_pred): New inline functions.
5499 * bb-reorder.c (rotate_loop, find_traces_1_round,
5500 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
5501 duplicate_computed_gotos): Use the single_succ/pred functions.
5502 * cfganal.c (forwarder_block_p): Ditto.
5503 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
5504 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
5505 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
5506 merge_seq_blocks): Ditto.
5507 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
5508 * cfglayout.c (fixup_reorder_chain): Ditto.
5509 * cfgloop.c (mark_single_exit_loops, update_latch_info,
5510 canonicalize_loop_headers, verify_loop_structure): Ditto.
5511 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
5512 mfb_update_loops, create_preheader, force_single_succ_latches,
5513 create_loop_notes): Ditto.
5514 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
5515 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
5516 commit_one_edge_insertion, purge_dead_edges,
5517 cfg_layout_can_merge_blocks_p): Ditto.
5518 * except.c (sjlj_emit_function_enter): Ditto.
5519 * flow.c (init_propagate_block_info): Ditto.
5520 * function.c (thread_prologue_and_epilogue_insns): Ditto.
5521 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
5522 insert_insn_end_bb): Ditto.
5523 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
5524 find_if_case_2): Ditto.
5525 * lambda-code.c (perfect_nestify): Ditto.
5526 * lcm.c (optimize_mode_switching): Ditto.
5527 * loop-doloop.c (doloop_modify): Ditto.
5528 * loop-init.c (loop_optimizer_init): Ditto.
5529 * loop-iv.c (simplify_using_initial_values): Ditto.
5530 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
5531 * loop-unswitch.c (unswitch_loop): Ditto.
5532 * modulo-sched.c (generate_prolog_epilog): Ditto.
5533 * predict.c (combine_predictions_for_insn, estimate_probability,
5534 tree_estimate_probability, last_basic_block_p,
5535 estimate_bb_frequencies): Ditto.
5536 * profile.c (branch_prob): Ditto.
5537 * regrename.c (copyprop_hardreg_forward): Ditto.
5538 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
5539 * tracer.c (layout_superblocks): Ditto.
5540 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
5541 cfg_remove_useless_stmts_bb, cleanup_control_flow,
5542 cleanup_control_expr_graph, disband_implicit_edges,
5543 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
5544 tree_verify_flow_info, tree_make_forwarder_block,
5545 tree_forwarder_block_p, remove_forwarder_block,
5546 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
5547 * tree-if-conv.c (tree_if_conversion): Ditto.
5548 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
5549 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
5550 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
5551 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
5552 copy_loop_headers): Ditto.
5553 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
5554 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
5555 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
5556 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
5557 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
5558 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
5559 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
5560 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
5561 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
5562 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
5563 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
5564 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
5565 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
5566 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
5567 slpeel_add_loop_guard): Ditto.
5569 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
5571 PR tree-optimization/15784
5572 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
5575 * stmt.c (expand_case): Don't change index_type. Convert minval
5578 PR tree-optimization/20130
5579 * fold-const.c (fold): Fold x * -1 into -x.
5581 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
5583 PR rtl-optimization/20331
5584 * rtlanal.c (modified_between_p): Check its address first for MEM.
5585 (modified_in_p): Likewise.
5587 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
5589 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
5591 2005-03-10 Steven Bosscher <stevenb@suse.de>
5593 * expr.c (expand_expr_real_1): If possible, use a conditional
5594 move for expanding MIN_EXPR and MAX_EXPR.
5595 Use temp for moving around rtx-en.
5597 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
5600 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
5603 2005-03-10 Roger Sayle <roger@eyesopen.com>
5605 * builtins.c (expand_builtin_signbit): Extend to handle floating
5606 point modes wider than the largest integer type, using the
5607 operand_subword_force function to obtain the signbit's word.
5609 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5612 * combine.c (try_combine): If recog_for_combine added CLOBBERs
5613 to NEWI2PAT, fail to combine if they are used by NEWPAT.
5615 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
5617 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
5619 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
5621 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
5623 (perform_edge_inserts): Unconditionally call
5624 free_dominator_info.
5626 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
5628 2005-03-10 Bob Wilson <bob.wilson@acm.org>
5630 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
5632 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
5634 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
5636 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
5638 (rtl_register_value_prof_hooks,
5639 tree_value_profile_transformations,
5640 tree_register_value_prof_hooks): Likewise.
5641 * var-tracking.c (stack_adjust_offset_pre_post,
5642 variable_htab_free, variable_union, dataflow_set_different_2,
5643 count_uses, variable_was_changed, set_frame_base_location,
5644 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
5645 vt_add_function_parameters): Likewise.
5646 * varasm.c (named_section_real, named_section, make_decl_rtl,
5647 asm_emit_uninitialised, assemble_integer, decode_addr_const,
5648 const_hash_1, compare_constant, copy_constant, force_const_mem,
5649 output_constant_pool_2, output_constant_pool_1, output_constant,
5650 output_constructor, make_decl_one_only, decl_tls_model,
5651 default_no_named_section, default_elf_select_section_1,
5652 default_unique_section_1): Likewise.
5653 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
5654 * vmsdbgout.c (addr_const_to_string): Likewise.
5657 * function.c (struct assign_parm_data_one): Remove last_named
5659 (assign_parm_find_data_types): Don't determine last_named.
5660 Reorder named_parm determination.
5661 (assign_parms): Only setup varargs on the last non-varadic
5664 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
5666 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
5667 sda base address on medium model.
5669 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
5671 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
5672 * cfgloop.c (flow_loop_nodes_find): Export.
5673 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
5675 * cfgloopmanip.c (fix_loop_structure): New function.
5676 * predict.c (predict_loops): Clean up the loops information.
5677 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
5678 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
5680 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
5681 (rewrite_into_loop_closed_ssa): Declaration changed.
5682 * tree-loop-linear.c (linear_transform_loops): Add argument to
5683 rewrite_into_loop_closed_ssa call.
5684 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
5685 * tree-ssa-loop-im.c (move_computations): Ditto.
5686 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
5687 * tree-vectorizer.c (vectorize_loops): Ditto.
5688 * tree-optimize.c: Include cfgloop.h.
5689 (execute_todo): Choose whether to call cleanup_tree_cfg or
5690 cleanup_tree_cfg_loop.
5691 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
5692 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
5693 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
5694 cleanup_tree_cfg_loop call.
5695 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
5696 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
5697 work on part of cfg.
5699 2005-03-10 Jakub Jelinek <jakub@redhat.com>
5702 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
5703 with multiple alternatives.
5705 * stmt.c (parse_output_constraint): Fix a typo.
5707 2005-03-09 Bob Wilson <bob.wilson@acm.org>
5709 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
5710 assembly directive instead of deprecated "no-generics".
5712 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
5714 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
5715 for non-offsettable memory references to cope with outstanding reload
5717 * config/s390/s390.md ("reload_outti"): Call find_replacement to
5718 avoid losing outstanding address reloads.
5719 ("reload_outdi", "reload_outdf"): Likewise.
5721 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5723 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
5724 code. Add more cbrt transformations.
5726 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5728 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
5730 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5732 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
5733 NULL_TREE when a given tree is not simplified.
5734 (fold): Return the original tree when any of the functions
5735 mentioned above NULL_TREE.
5737 * fold-const.c (fold_unary, fold_binary): Take decomposed
5738 arguments, code, type, op0, and op1 in case of fold_binary.
5739 (fold): Update calls to fold_unary and fold_binary.
5741 2005-03-09 Roger Sayle <roger@eyesopen.com>
5743 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
5744 a fndecl and an arglist instead of a CALL_EXPR, exp.
5746 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
5748 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
5750 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
5752 * expr.c (expand_assignment): Remove orig_to_rtx.
5754 * fold-const.c (int_const_binop): Remove no_overflow.
5756 * ifcvt.c (noce_emit_move_insn): Remove inmode.
5758 * loop-iv.c (get_biv_step_1): Remove lhs.
5760 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
5762 * real.c (real_nan): Remove neg.
5764 * function.c (thread_prologue_and_epilogue_insns): Remove i
5767 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
5770 * tree-eh.c (tree_could_trap_p): Remove idx.
5772 * tree-into-ssa.c (ann): Remove ann.
5774 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
5776 * tree-sra.c (decide_block_copy): Remove inst_count.
5778 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
5780 * tree-ssa-loop-im.c (lhs): Remove.
5782 * cfgbuild.c (state, STATE, SET_STATE,
5783 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
5785 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
5786 (find_basic_blocks): Set the state of each basic block to
5789 2005-03-08 Jeff Law <law@redhat.com>
5791 * tree-cfg.c (cleanup_control_flow): If removal of a computed
5792 goto results in the removal of edges in the CFG, then we need
5793 to recompute dominators.
5795 2005-03-09 Ben Elliston <bje@au.ibm.com>
5797 * c-common.c (c_do_switch_warnings): Comment fix.
5799 2005-03-08 Julian Brown <julian@codesourcery.com>
5801 * Patch from 2005-03-08 reverted for causing regressions and
5802 ppc-darwin bootstrap failure.
5804 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
5806 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
5807 Define the real function for ppc-darwin.
5808 * c-typeck.c (convert_arguments): Check for target-specific
5809 invalid argument call to unprototyped function.
5810 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
5812 * target.h (invalid_arg_for_unprototyped_fn): New field
5814 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
5815 default target hook.
5816 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
5819 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5821 * c-typeck.c (constructor_stack, constructor_range_stack,
5822 initializer_stack): Make them static.
5824 * cfg.c (rbi_pool): Make it static.
5826 * gimple-low.c (lower_stmt_body): Make it static.
5827 * tree-flow.h: Remove the corresponding prototype. Don't
5830 * sched-deps.c (cache_size): Make it static.
5832 * stor-layout.c (lang_adjust_rli): Make it static.
5834 2005-03-08 Julian Brown <julian@codesourcery.com>
5836 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5837 from being used for symbols with vague linkage when
5838 HAVE_GAS_COMDAT_GROUP is true.
5840 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
5842 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
5843 nlabel == JUMP_LABEL (jump).
5845 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5847 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
5848 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
5849 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
5850 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
5852 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
5855 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
5856 * c-common.c (handle_returns_twice): New function.
5857 (c_common_attribute_table): Declare eturns_twice' attribute.
5858 * doc/extend.texi: Document eturns_twice' attribute.
5859 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
5860 (struct tree_decl): Add returns_twice_flag.
5862 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5864 * tree-ssa-phiopt.c: Fix a comment typo.
5866 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
5867 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
5868 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
5871 2005-03-08 Richard Henderson <rth@redhat.com>
5873 * config/alpha/alpha.c (code_for_builtin): Replace special-case
5874 builtin codes with ctzdi2, clzdi2, popcountdi2.
5875 (struct alpha_builtin_def): Add is_const.
5876 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
5877 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
5878 (alpha_init_builtins): Init them. Set nothrow and const attributes
5880 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
5881 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
5882 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
5883 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
5884 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
5885 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
5886 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
5887 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
5888 (TARGET_FOLD_BUILTIN): New.
5889 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
5890 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
5892 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
5894 2005-03-08 Ira Rosen <irar@il.ibm.com>
5896 PR tree-optimization/20122
5897 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
5898 condition of access function instead of base.
5900 2005-03-07 Jeff Law <law@redhat.com>
5901 Steven Bosscher <stevenb@suse.de>
5903 * tree-cfg.c (find_taken_edge_computed_goto): New function.
5904 (find_taken_edge): Call find_taken_edge_computed_goto as
5905 appropriate. Allow any gimple invariant rather than just
5906 INTEGER_CST for VAL.
5907 (cleanup_control_flow): Cleanup a computed goto which has turned
5909 (tree_merge_blocks): If block B has any forced labels, move
5910 them to the start of block A.
5911 * tree-ssa-dom.c (thread_across_edge): Allow threading across
5912 computed gotos as well.
5913 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
5914 removal of unnecessary computed gotos too.
5915 (lookup_redirection_data): Fix type of INSERT argument. Callers
5918 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
5920 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
5921 Remove trailing spaces.
5923 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
5924 unshare_all_trees): Make them static.
5925 * tree-gimple.h: Remove the corresponding prototypes.
5927 * diagnostic.h: Remove unused prototype
5928 debug_output_buffer.
5929 * modulo-sched.c: Remove unused prototype
5930 set_row_column_for_ps.
5932 * tree-ssa-phiopt.c (tree_ssa_phiopt,
5933 replace_phi_edge_with_variable): Remove unused variable i.
5935 2005-03-07 Per Bothner <per@bothner.com>
5937 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
5939 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
5942 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
5943 bbs on the COND_EXPR instead of the PHI_NODEs.
5944 (candidate_bb_for_phi_optimization): Remove.
5945 (replace_phi_with_stmt): Rename to ...
5946 (replace_phi_edge_with_variable): this and change so that we
5947 replace the phi argument instead of removing the PHI.
5948 (conditional_replacement): Change so we deal with PHI with more
5950 (value_replacement): Likewise.
5951 (abs_replacement): Likewise.
5953 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
5955 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
5956 output_e500_flip_gt_bit.
5958 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
5960 (rs6000_generate_compare): Fix logic to look at the correct bits.
5961 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
5963 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
5964 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
5965 gen_move_from_CR_gt_bit.
5967 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
5968 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
5969 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
5971 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
5972 (E500_CR_IOR_COMPARE): New constant.
5974 2005-03-08 Earl Chew <earl_chew@agilent.com>
5975 David Billinghurst <David.Billinghurst@riotinto.com>
5977 * config/i386/host-cygwin.c: New file to support precompiled
5979 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
5980 * config.host: Use above files for cygwin host.
5982 2005-03-07 David Edelsohn <edelsohn@gnu.org>
5984 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
5985 ordering ops from earlier change.
5987 2005-03-07 Per Bothner <per@bothner.com>
5989 Various fixes to allow us to again build if --enable-mapped-location:
5990 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
5991 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
5992 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
5993 local variable loc. Change logic appropriately.
5994 * tree-vect-transform.c (vect_finish_stmt_generation): Use
5995 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
5996 * c-parser.c (c_parser_for_statement): Initialize loc variable.
5997 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
5998 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
6000 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
6002 PR rtl-optimization/19683
6003 * reload1.c (choose_reload_regs): Pass the number of bits, not the
6004 number of bytes, to smallest_int_for_mode. Fix arguments to
6005 REG_CANNOT_CHANGE_MODE_P.
6007 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6009 * reorg.c (relax_delay_slots): Check that the jump is
6010 conditional before trying to invert it.
6012 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6014 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
6017 * calls (stack_arg_under_construction): Make it static.
6019 * flow.c (regs_live_at_setjmp): Make it static.
6020 * flow.h: Remove the corresponding prototype.
6022 * reload1.c (reload_startobj, reload_firstobj,
6023 something_needs_operands_changed, reload_inherited,
6024 reload_inheritance_insn, reload_override_in,
6025 reload_spill_index): Make them static.
6027 * recog.c (verify_changes): Make it static.
6028 * recog.h: Remove the corresponding prototype.
6030 * cfgbuild.c (find_sub_basic_blocks): Remove.
6031 * basic-block.h: Remove the corresponding prototype.
6032 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
6034 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
6036 * tree-ssa-operands.c (check_build_stmt): Remove.
6038 * stor-layout.c (set_alignment): Remove.
6039 * tree.h: Remove the corresponding prototype.
6041 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
6043 * tree-ssa-dce.c (control_dependence_map,
6044 visited_control_parents): Make them static.
6046 * cfghooks.c (verify_flow_info): Remove local variable
6049 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
6052 * loop-unswitch.c (unswitch_loop): Remove local variable src.
6054 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
6056 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
6058 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
6060 * config/ia64/hpux.h (LINK_SPEC): Add -z.
6061 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
6062 PARALLEL for an empty structure.
6064 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
6066 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
6068 * fold-const.c (fold_binary): Unroll the very first "for"
6071 2005-03-06 David Edelsohn <edelsohn@gnu.org>
6073 * config/rs6000/predicates.md (branch_comparison_operator): Remove
6074 redundant match_code test.
6075 (scc_comparison_operator): Swap match_operand and match_code
6077 (branch_positive_comparison_operator): Same.
6078 (trap_comparison_operator): Use comparison_operator and swap with
6081 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
6084 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
6085 (out_movhi_r_mr): Read low byte of volatile MEM first.
6086 (out_movhi_mr_r): Write high byte of volatile MEM first.
6088 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6090 * cselib.c (reg_values, reg_values_size): Make them static.
6092 * cse.c (cse_reg_info_table): Make it static.
6094 * fold-const.c (fold_unary): Use build1 instead of copy_node.
6096 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
6098 * cse.c (find_best_addr): Use canon_for_address.
6100 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6102 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
6103 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
6104 SUBREG and MEM, respectively.
6106 * fold-const.c (fold_binary): Use code instead of t.
6108 * fold-const.c (optimize_minmax_comparison): Take decomposed
6109 arguments code, type, op0, and op1 instead of t.
6110 (fold_binary): Update a call to optimize_minmax_comparison.
6112 * fold-const.c (fold_range_test): Take decomposed arguments
6113 code, type, op0, and op1 instead of t.
6114 (fold_binary): Update a call to fold_range_test.
6116 * fold-const.c (fold_binary_op_with_conditional_arg): Take
6117 decomposed arguments code, type, op0, and op1 instead of t.
6118 (fold_binary): Update a call to fold_range_test.
6120 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
6122 * fold-const.c (fold_binary): Avoid directly using the original
6123 expression t as much as possible.
6125 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6127 * c-semantics.c (build_stmt): Use TYPE_P instead of
6128 IS_NON_TYPE_CODE_CLASS.
6129 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
6130 (NON_TYPE_CHECK): Use TYPE_P instead of
6131 IS_NON_TYPE_CODE_CLASS.
6133 * fold-const.c (fold): Remove handling of binary expressions.
6135 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
6137 * doc/c-tree.texi: Wrap comments in @r{}.
6138 * doc/cpp.texi: Likewise.
6139 * doc/cppinternals.texi: Likewise.
6140 * doc/extend.texi: Likewise.
6141 * doc/md.texi: Likewise.
6142 * doc/objc.texi: Likewise.
6143 * doc/sourcebuild.texi: Likewise.
6144 * doc/tm.texi: Likewise.
6147 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
6149 * predict.c (apply_return_prediction): Standardize PHI chain
6151 * tree-ssa.c (ssa_redirect_edge): Likewise.
6153 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
6154 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
6157 * tree-phinodes.c (remove_phi_node): Drop the last argument.
6158 * tree-flow.h: Adjust the prototype for remove_phi_node.
6159 * lambda-code.c (perfect_nestify): Adjust a call to
6162 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
6163 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
6165 * tree-ssa-dce.c (remove_dead_phis): Likewise.
6166 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
6167 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
6168 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
6170 * combine.c (simplify_and_const_int): Use gen_int_mode instead
6171 of GEN_INT (trunc_int_for_mode (...)).
6172 * loop-iv.c (iv_number_of_iterations): Likewise.
6173 * postreload.c (reload_cse_move2add): Likewise.
6174 * simplify-rtx.c (simplify_const_unary_operation,
6175 simplify_const_binary_operation): Likewise.
6176 * stor-layout.c (get_mode_bounds): Likewise.
6178 * fold-const.c (fold_binary): New.
6179 (fold): Call fold_binary on binary expressions.
6181 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
6183 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
6184 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
6185 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
6186 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
6187 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
6189 2005-03-04 Devang Patel <dpatel@apple.com>
6191 PR tree-optimization/18815
6192 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6193 loops with zero exit edges.
6195 2005-03-04 Devang Patel <dpatel@apple.com>
6197 * doc/invoke.texi: Remove reference to webpage that does not exist.
6199 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
6200 Joseph S. Myers <joseph@codesourcery.com>
6203 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
6204 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
6205 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
6206 * pa.c (get_plabel): Change argument to symbol_ref. Call
6207 maybe_get_identifier instead of get_identifier.
6208 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
6209 (struct deferred_plabel): Replace name field with symbol field.
6210 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
6211 ASM_OUTPUT_EXTERNAL_REAL is defined.
6212 (output_global_address): Use output_addr_const for output of all
6214 (output_deferred_plabels): Use symbol_ref instead of name for address
6216 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
6217 ASM_OUTPUT_SYMBOL_REF): New macros.
6218 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
6220 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
6223 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
6225 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
6226 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
6228 2005-03-04 Jeff Law <law@redhat.com>
6230 * basic-block.h (rediscover_loops_after_threading): Declare.
6231 * tree-ssa-dom.c: Include cfgloop.h.
6232 (tree_ssa_dominator_optimize): Discover loops and some basic
6233 properties. Remove forwarder blocks recreated by loop header
6234 canonicalization. Also mark backedges in the CFG.
6235 * tree-ssa-threadupdate.c: Include cfgloop.h
6236 (rediscover_loops_after_threading): Define.
6237 (struct local_info): New field, JUMP_THREADED.
6238 (prune_undesirable_thread_requests): New function.
6239 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
6240 then record that fact for the callers of redirct_edges.
6241 (thread_block): If BB has incoming backedges, then call
6242 prune_undesirable_thraed_requests. Note when we are
6243 going to have to rediscover loop information. Return a
6244 boolean indicating if any jumps were threaded.
6245 (thread_through_all_blocks): Bubble up boolean indicating
6246 if any jumps were threaded.
6247 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
6248 (tree-ssa-threadupdate.o): Similarly.
6250 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6252 * fold-const.c (fold_ternary): Unroll the "for" loop to
6255 2005-03-04 Andrew Haley <aph@redhat.com>
6257 * unwind-dw2-fde-glibc.c (struct
6258 unw_eh_callback_data.check_cache): New field.
6259 (frame_hdr_cache): New.
6260 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
6261 Cache frame header info.
6263 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
6265 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
6266 (print_c_condition): Declare.
6267 * read-rtl.c (ptr_loc): New structure.
6268 (ptr_locs, ptr_loc_obstack, joined_conditions)
6269 (joined_conditions_obstack): New variables.
6270 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
6271 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
6272 (join_c_conditions, print_c_condition): New functions.
6273 (apply_macro_to_string): Associate the new string with the same
6274 source location as the old one.
6275 (add_condition_to_string): Use join_c_conditions.
6276 (read_string): Use set_rtx_ptr_loc to record a filename and line
6277 number for the string.
6278 (read_rtx): Initialize the new variables above.
6279 * genattrtab.c (write_test_expr, write_attr_value): Use
6281 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
6282 comment above the GCC_VERSION check.
6283 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
6284 Inline the definition of MAYBE_EVAL.
6285 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
6286 * genoutput.c (process_template): Likewise.
6287 * genpreds.c (write_predicate_subfunction): Likewise.
6288 (write_predicate_expr): Use print_c_condition.
6289 * genrecog.c (write_cond): Likewise.
6290 * gensupport.c (process_rtx): Use join_c_conditions to join the
6291 conditions of a define_insn_and_split. Record a source location
6292 for the string after the "&&".
6293 (alter_test_for_insn): Use join_c_conditions.
6295 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
6298 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6299 PR tree-optimization/15784
6300 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6303 2005-03-04 Ben Elliston <bje@au.ibm.com>
6305 * gcc.c (option_map): Add --coverage.
6306 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
6307 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
6308 * config/darwin.h: Pass -lgcov for `coverage'.
6309 * doc/invoke.texi (Debugging Options): Document --coverage.
6311 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6313 * gcse.c (bypass_block): Use find_edge wherever possible.
6315 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
6319 * c-opts.c (c_common_parse_file): Call start_source_file
6320 and end_source_file at the approriate times.
6322 * dwarf2out.c (dwarf2out_finish): Don't auto-end
6323 the main file, it will be done for us now.
6325 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
6327 * fold-const.c (fold_ternary): New.
6328 (fold): Call fold_ternary on ternary expressions. Remove
6329 handling of ternary expressions.
6331 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
6333 PR tree-optimization/15784
6334 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
6337 2005-03-03 David Edelsohn <edelsohn@gnu.org>
6339 * config/rs6000/predicates.md (branch_comparison_operator):
6340 Convert from C block to conditional format.
6342 2005-03-03 Jan Hubicka <jh@suse.cz>
6344 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
6345 and non-constant public variables.
6347 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
6349 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
6352 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
6355 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
6356 calls to release_ssa_name and release_phi_node.
6358 * fold-const.c (fold): Remove handling of unary expressions.
6360 * fold-const.c (fold_unary): Avoid directly using the original
6361 expression t as much as possible.
6363 2005-03-03 Roger Sayle <roger@eyesopen.com>
6364 Andrew Pinski <pinskia@physics.uc.edu>
6366 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
6367 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
6369 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
6371 Describe special registers SRP and MOF as allocatable registers.
6372 * config/cris/cris.c (cris_md_asm_clobbers): New function.
6373 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
6374 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
6375 TARGET_HAS_MUL_INSNS.
6376 (cris_print_operand) <case 'd'>: New case.
6377 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
6378 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
6380 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
6381 (REG_ALLOC_ORDER): Update for MOF.
6382 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
6384 (GENERAL_REGS): No longer a define of ALL_REGS.
6385 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
6386 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
6388 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
6389 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
6390 (SECONDARY_RELOAD_CLASS): Define.
6391 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
6392 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
6393 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
6394 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
6395 (REGISTER_MOVE_COST): Define.
6396 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
6397 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
6398 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
6399 (CRIS_MOF_REGNUM): New define_constants.
6400 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
6402 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
6404 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
6405 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
6406 Adjust for MOF being properly described as a register.
6407 (indir_to_reg_split): Name this split. Conditionalize on the
6408 destination register being a general register.
6409 (movei): Conditionalize on on operands 0 and 1 having the same
6412 2005-03-03 Alan Modra <amodra@bigpond.net.au>
6415 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
6416 -mcpu to override any other explicitly given flags.
6418 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
6420 * recog.c (verify_changes, confirm_change_group): New functions,
6421 broken out of apply_change_group.
6422 (apply_change_group): Use them.
6423 * recog.h (verify_change, confirm_change_group): Declare.
6424 * rtl.h (redirect_jump_2): Declare.
6425 * jump.c (redirect_exp, invert_exp): Delete.
6426 (invert_exp_1): Take second parameter. Return value. Changed caller.
6427 (redirect_jump_2): New function, broken out of redirect_jump.
6428 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
6429 (invert_jump): Use invert_jump_1 and redirect_jump_2.
6430 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
6432 2005-03-02 Geoffrey Keating <geoffk@apple.com>
6434 * varasm.c (named_section): Use xstrdup rather than doing it by
6437 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
6439 2005-03-02 Devang Patel <dpatel@apple.com>
6441 Undo PR tree-optimization/18815 fix.
6443 2005-03-02 Devang Patel <dpatel@apple.com>
6445 PR tree-optimization/18815
6446 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
6447 loops with zero exit edges.
6449 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6451 * cfg.c (connect_src, connect_dest, disconnect_src,
6452 disconnct_dest): New.
6453 (unchecked_make_edge, remove_edge, redirect_edge_succ,
6454 redirect_edge_pred): Use the new functions.
6456 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
6457 free_dominance_info only when needed.
6459 2005-03-02 David Edelsohn <edelsohn@gnu.org>
6462 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
6463 (reg_or_sub_cint64_operand): Same.
6465 2005-03-02 Jeff Law <law@redhat.com>
6467 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
6468 CFG_ALTERED in the main DOM iteration loop.
6470 2005-03-02 Mark Mitchell <mark@codesourcery.com>
6473 * varasm.c (initializer_constant_valid_p): Allow conversions
6474 between OFFSET_TYPEs. Tidy.
6476 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
6478 * config/cris/cris.md ("return"): Remove epilogue delay list
6481 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
6483 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
6485 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
6487 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
6489 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
6490 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
6491 config/m68k/m68k.c, config/mips/mips.h,
6492 config/rs6000/rs6000-protos.h, doc/contrib.texi,
6493 doc/include/gcc-common.texi: Update copyright.
6495 PR middle-end/18029 and PR middle-end/18030
6496 * expr.c (optimize_bitfield_assignment_op): Add a special case
6497 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
6499 * fold-const.c (fold_unary): New.
6500 (fold): Call fold_unary on unary expressions.
6502 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
6504 * cgraph.h (struct cgraph_edge): Add prev_caller and
6506 (cgraph_node_remove_callees): Export.
6507 * cgraph.c (cgraph_create_edge): Initialize prev_caller
6509 (cgraph_edge_remove_callee): New function.
6510 (cgraph_edge_remove_caller): Likewise.
6511 (cgraph_remove_edge): Use.
6512 (cgraph_redirect_edge_callee): Likewise.
6513 (cgraph_node_remove_callees): New function.
6514 (cgraph_node_remove_callers): Likewise.
6515 (cgraph_remove_node): Use.
6516 * tree-optimize.c (tree_rest_of_compilation): Use
6517 cgraph_node_remove_callees instead of manual loop.
6518 * cgraphunit.c (cgraph_finalize_function): Likewise.
6519 (cgraph_expand_function): Likewise.
6520 (cgraph_remove_unreachable_nodes): Likewise.
6522 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
6525 * c-tree.h (undeclared_variable, build_external_ref): Add extra
6527 * c-decl.c (undeclared_variable): Take location as argument.
6528 * c-typeck.c (build_external_ref): Likewise.
6529 * c-parser.c (c_parser_postfix_expression): Pass location of
6530 identifier to build_external_ref.
6532 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6534 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
6535 CCEQ mode for branch_positive_comparison_operator test.
6536 * config/rs6000/predicates (branch_comparison_operator): Revert to
6538 (scc_comparison_operator): Same.
6539 (branch_positive_comparison_operator): Same.
6541 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
6543 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
6544 (cris_delay_slots_for_epilogue): Remove.
6545 (save_last): Move into cris_target_asm_function_epilogue.
6546 (cris_target_asm_function_epilogue): Remove tests for file being
6548 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
6549 (cris_delay_slots_for_epilogue): Remove prototypes.
6550 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
6551 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
6553 2005-03-01 David Edelsohn <edelsohn@gnu.org>
6555 * config/rs6000/predicates.md (branch_comparison_operator): Change
6556 to define_special_predicate.
6557 (scc_comparison_operator): Same.
6558 (branch_positive_comparison_operator): Same.
6560 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
6562 * Makefile.in (tree-ssa-sink.o): New.
6563 (OBJS-common): Add tree-ssa-sink.o.
6564 * common.opt: Add -ftree-sink
6565 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
6566 * timevar.def (TV_TREE_SINK): new timevar.
6567 * tree-flow.h (is_hidden_global_store): Prototype.
6568 * tree-optimize.c (init_tree_optimization_passes): Add
6570 * tree-pass.h (pass_sink_code): New.
6571 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
6572 for non-obvious global store store to is_hidden_global_store, and
6573 call that new function.
6574 * tree-ssa-sink.c: New file.
6575 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
6576 * doc/passes.texi: Document forward store motion.
6577 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
6578 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
6579 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
6580 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
6582 2005-03-01 Per Bothner <per@bothner.com>
6584 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
6585 and we have a non-zero column-number, add it to the message.
6586 Also factor out the diagnostic_kind_text.
6588 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
6590 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
6591 flow_loop_pre_header_scan, flow_loop_pre_header_find,
6592 flow_loop_scan): Removed.
6593 (flow_loop_dump): Do not dump removed fields.
6594 (flow_loop_free): Do not free removed fields.
6595 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
6596 (loop_exit_edge_p): New function.
6597 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
6598 num_pre_header_edges, entry_edges, num_entries, exit_edges,
6599 num_exits, exits_doms.
6600 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
6601 LOOP_EDGES, LOOP_ALL): Removed.
6602 (flow_loop_scan): Declaration removed.
6603 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
6604 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
6606 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
6607 (if_convert): Call flow_loops_find and flow_loops_free
6608 when calling mark_loop_exit_edges.
6609 * cfgloopanal.c (mark_loop_exit_edges): Moved from
6610 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
6611 free_dominance_info calls.
6612 * loop-init.c (flow_loops_find): Ditto.
6613 * passes.c (rest_of_handle_branch_prob): Ditto.
6614 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
6615 * loop-unroll.c (analyze_insns_in_loop): Do not use
6617 * predict.c (predict_loops): Do not call flow_loop_scan.
6618 Use get_loop_exit_edges.
6619 (tree_estimate_probability): Do not pass flags to flow_loops_find.
6620 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
6621 Do not use EDGE_LOOP_EXIT.
6622 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
6623 to bb_with_exit_edge_p.
6624 (if_convertible_loop_p): Do not call flow_loop_scan. Use
6625 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
6626 to bb_with_exit_edge_p.
6627 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
6629 * tree-loop-linear.c (linear_transform_loops): Do not call
6630 flow_loop_scan. Use loop->single_exit.
6631 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
6632 (vect_analyze_loop_form): Do not call flow_loop_scan.
6633 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
6635 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
6637 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
6638 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
6639 slpeel_tree_duplicate_loop_to_edge_cfg,
6640 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
6641 Use loop_preheader_edge and loop->single_exit. Do not call
6644 2005-03-01 Nick Clifton <nickc@redhat.com>
6646 * config/arm/arm.c (thumb_find_work_register): Check all of the
6647 argument registers to see if they are free, and a couple of
6648 special cases where the last argument register but can be proved
6649 to be available during the function's prologue.
6650 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
6651 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
6652 thumb_unexpanded_epilogue): Use unsigned long as the type for the
6654 (thumb_compute_save_reg_mask): Likewise. Also use
6655 thumb_find_work_register() to ensure that there is agreement about
6656 which work register is going to be used in the prologue.
6657 (thumb_output_function_prologue): Use unsigned long as the type
6658 for the register bit-mask. Also delay pushing the link register if
6659 other high registers are going to be pushed.
6660 (thumb_compute_save_reg_mask, emit_multi_reg_push,
6661 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
6662 redundant prototypes.
6664 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
6667 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
6668 and after reload in REG+REG indexed addresses without REG_POINTER
6669 set in the base and not set in the index.
6671 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
6673 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
6674 Don't undefine here.
6675 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
6676 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
6677 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
6678 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
6679 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
6681 * config.gcc (sh*-*-linux*): Use config/linux.h.
6683 2005-02-28 Dale Johannesen <dalej@apple.com>
6684 Stan Shebs <shebs@apple.com>
6686 Rewrite of 64-bit Darwin structure-by-value pass/return.
6687 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
6688 intoffset, use_stack, named.
6689 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
6690 (rs6000_darwin64_record_arg_advance_flush): New.
6691 (rs6000_darwin64_record_arg_advance_recurse): New.
6692 (rs6000_darwin64_record_arg_flush): New.
6693 (rs6000_darwin64_record_arg_recurse): New.
6694 (rs6000_darwin64_record_arg): New.
6695 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
6696 (function_arg_boundary): Handle 128-bit aligned structs.
6697 (function_arg_advance): Rewrite darwin64 struct handling.
6698 (function_arg): Call rs6000_darwin64_record_arg.
6699 (function_arg_partial_nregs): Handle darwin64 structs.
6700 (rs6000_darwin64_function_value): Remove.
6701 (rs6000_function_value): Call rs6000_darwin64_record_arg.
6703 2005-02-28 Roger Sayle <roger@eyesopen.com>
6705 PR tree-optimization/20216
6706 * tree-chrec.c (tree_fold_factorial): Delete.
6707 (tree_fold_binomial): Change argument list to take a return type
6708 and change the type of K to unsigned int. Rewrite to avoid explicit
6709 evaluation of factorials, and (recursively) calling fold to perform
6710 compile-time arithmetic. Return NULL on (internal) overflow.
6711 (chrec_evaluate): Change type of K to an unsigned int. Avoid
6712 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
6713 if any intermediate calculation overflows.
6714 (chrec_apply): Update call to chrec_evaluate.
6716 2005-02-28 James E Wilson <wilson@specifixinc.com>
6718 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
6720 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
6723 * c-parser.c (c_parser_compound_statement): Return error_mark_node
6724 instead of NULL_TREE on error.
6726 2005-02-28 David Edelsohn <edelsohn@gnu.org>
6728 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
6729 (EASY_VECTOR_15_ADD_SELF): Remove.
6730 (num_insns_constant_wide): Not static.
6731 (validate_condition_mode): Not static.
6732 (toc_relative_expr_p): Not static.
6733 (legitimate_indirect_address_p): Not static.
6734 (macho_lo_sum_memory_operand): Not static.
6735 (invalid_e500_subreg): Not static.
6736 (easy_vector_same): Not static.
6737 (easy_vector_splat_const): Not static.
6738 (RS6000_SYMBOL_REF_TLS_P): Remove.
6739 (any_operand): Delete.
6740 (any_parallel_operand): Delete.
6741 (count_register_operand): Delete.
6742 (altivec_register_operand): Delete.
6743 (xer_operand): Delete.
6744 (s8bit_cint_operand): Delete.
6745 (short_cint_operand): Delete.
6746 (u_short_cint_operand): Delete.
6747 (non_short_cint_operand): Delete.
6748 (exact_log2_cint_operand): Delete.
6749 (gpc_reg_operand): Delete.
6750 (cc_reg_operand): Delete.
6751 (cc_reg_not_cr0_operand): Delete.
6752 (reg_or_short_operand): Delete.
6753 (reg_or_neg_short_operand): Delete.
6754 (reg_or_aligned_short_operand): Delete.
6755 (reg_or_u_short_operand): Delete.
6756 (reg_or_cint_operand): Delete.
6757 (reg_or_arith_cint_operand): Delete.
6758 (reg_or_add_cint64_operand): Delete.
6759 (reg_or_sub_cint64_operand): Delete.
6760 (reg_or_logical_cint_operand): Delete.
6761 (got_operand): Delete.
6762 (got_no_const_operand): Delete.
6763 (easy_fp_constant): Delete.
6764 (easy_vector_constant): Delete.
6765 (easy_vector_constant_add_self): Delete.
6766 (zero_constant): Delete.
6767 (zero_fp_constant): Delete.
6768 (volatile_mem_operand): Delete.
6769 (offsettable_mem_operand): Delete.
6770 (mem_or_easy_const_operand): Delete.
6771 (add_operand): Delete.
6772 (non_add_cint_operand): Delete.
6773 (logical_operand): Delete.
6774 (non_logical_cint_operand): Delete.
6775 (mask_operand): Delete.
6776 (mask_operand_wrap): Delete.
6777 (mask64_operand): Delete.
6778 (mask64_2_operand): Delete.
6779 (and64_operand): Delete.
6780 (and64_2_operand): Delete.
6781 (and_operand): Delete.
6782 (reg_or_mem_operand): Delete.
6783 (lwa_operand): Delete.
6784 (symbol_ref_operand): Delete.
6785 (call_operand): Delete.
6786 (current_file_function_operand): Delete.
6787 (input_operand): Delete.
6788 (rs6000_nonimmediate_operand): Delete.
6789 (rs6000_tls_symbol_ref): Delete.
6790 (save_world_operation): Delete.
6791 (restore_world_operation): Delete.
6792 (load_multiple_operation): Delete.
6793 (store_multiple_operation): Delete.
6794 (vrsave_operation): Delete.
6795 (mfcr_operation): Delete.
6796 (mtcrf_operation): Delete.
6797 (lmw_operation): Delete.
6798 (stmw_operation): Delete.
6799 (branch_comparison_operator): Delete.
6800 (branch_positive_comparison_operator): Delete.
6801 (scc_comparison_operator): Delete.
6802 (trap_comparison_operator): Delete.
6803 (boolean_operator): Delete.
6804 (boolean_or_operator): Delete.
6805 (min_max_operator): Delete.
6806 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
6807 (EASY_VECTOR_15): Moved to here.
6808 (EASY_VECTOR_15_ADD_SELF): Move to here.
6809 (PREDICATE_CODES): Delete.
6810 * config/rs6000/rs6000-protos.h: Delete predicate functions.
6811 Declare functions no longer static.
6812 * config/rs6000/predicates.md: New.
6813 * config/rs6000/rs6000.md: Include predicates.md
6815 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
6817 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
6818 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
6820 * cfgrtl.c (need_fake_edge_p): Likewise.
6821 * combine.c (distribute_notes): Likewise.
6822 * emit-rtl.c (try_split): Likewise.
6823 * recog.c (peephole2_opimize): Likewise.
6824 * reg-notes.def (ALWAYS_RETURN): Remove.
6825 * rtl.h (LCT_ALWAYS_RETURN): Remove.
6826 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
6827 * tree.h (ECF_ALWAYS_RETURN): Remove.
6829 2005-02-28 Roger Sayle <roger@eyesopen.com>
6832 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
6833 between different machine modes is never a "useless" conversion.
6835 2005-02-28 Geert Bosch <bosch@gnat.com>
6838 * doc/contrib.texi: List contributors for Ada front end
6840 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6842 * simplify-rtx.c (simplify_unary_operation_1,
6843 simplify_const_unary_operation): New, extracted from...
6844 (simplify_unary_operation): ... this one.
6845 (simplify_binary_operation_1,
6846 simplify_const_binary_operation): New, extracted from...
6847 (simplify_binary_operation): ... this one.
6848 * rtl.h (simplify_const_unary_operation,
6849 simplify_const_binary_operation): Add prototypes.
6851 2005-02-28 Julian Brown <julian@codesourcery.com>
6853 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
6854 building libjava and caused PR regression/20228.
6856 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
6859 * Makefile.in (host_subdir): New.
6860 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
6861 * configure: Regenerate.
6863 2005-02-27 Zack Weinberg <zack@codesourcery.com>
6865 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
6866 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
6867 installation directory first.
6869 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
6872 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
6873 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
6874 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
6875 * config/cris/cris.md: Tweak comments referring to Q.
6876 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
6877 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
6878 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
6879 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
6880 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
6881 Insert spaces in constraints to align alternatives vertically for
6883 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
6886 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6888 PR rtl-optimization/17728
6889 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
6890 operand 0 from general_operand to move_dest_operand.
6892 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6894 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
6895 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
6896 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
6897 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
6899 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
6901 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
6902 * configure: Regenerate.
6903 * libada-mk.in: Remove CC; rename
6904 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
6906 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
6909 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
6910 for the lhs, also walk over the tree. Likewise for rhs.
6912 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
6914 * tree-ssa-dom.c (simple_iv_increment_p): New function.
6915 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
6916 Do not propagate value of iv before increment over the increment.
6918 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
6920 * c-parser.c: New file.
6921 * c-parse.in: Remove.
6922 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
6924 (c-parser.o): Add dependencies.
6925 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
6926 maintainer-clean, TAGS): Update.
6927 * c-config-lang.in (gtfiles): Update.
6928 * gengtype-lex.l: Don't handle "@@".
6929 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
6930 objc_build_synchronized, objc_begin_try_stmt,
6931 objc_begin_catch_clause, objc_finish_catch_clause,
6932 objc_build_finally_clause, objc_finish_try_stmt): New.
6933 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
6935 (c_parse_init): Update comment.
6936 * c-decl.c (c_init_decl_processing): Update comment.
6937 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
6938 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
6939 new c_declspecs members.
6941 2005-02-25 Julian Brown <julian@codesourcery.com>
6943 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
6944 from being used for symbols with vague linkage when
6945 HAVE_GAS_COMDAT_GROUP is true.
6947 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6949 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
6951 2005-02-25 Steve Ellcey <sje@cup.hp.com>
6954 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
6955 (LIBGCC2_HAS_DF_MODE): New.
6956 (LIBGCC2_HAS_XF_MODE): New.
6957 (LIBGCC2_HAS_TF_MODE): New.
6958 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6959 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6960 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
6961 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
6962 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
6963 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
6964 and add _fixtfdi, _fixunstfdi, _floatditf
6965 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
6966 L_fixunstfdi, L_floatditf.
6967 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
6968 (LIBGCC2_HAS_TF_MODE): Define.
6970 2005-02-25 Diego Novillo <dnovillo@redhat.com>
6972 PR tree-optimization/20204
6973 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
6974 REWRITE_THIS_STMT markers on PHI nodes.
6975 (rewrite_initialize_block): Likewise.
6977 2005-02-25 Mark Mitchell <mark@codesourcery.com>
6979 * version.c (version_string): Update to 4.1.
6981 2005-02-25 Paolo Carlini <pcarlini@suse.de>
6983 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
6984 Clarify that the alternative way doesn't work in GNU C++.
6986 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
6988 PR tree-optimization/19937
6989 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
6990 to the type of the induction variable.
6992 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
6994 PR rtl-optimization/20117
6995 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
6996 the block including noncopyable insn.
6998 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7000 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
7001 calls to find_reg_note.
7003 2005-02-24 Richard Henderson <rth@redhat.com>
7006 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
7009 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
7011 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
7012 vector types if to use base reg for misaligned non-word ld/std.
7014 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7017 * config/cris/cris.c (cris_target_asm_function_prologue): Create
7018 dwarf2 label manually and put it after, not before the prologue.
7020 2005-02-24 David Edelsohn <edelsohn@gnu.org>
7023 * reload.c (operands_match_p): Only increment register number for
7024 SCALAR_INT_MODE_P modes in multiple hard registers.
7026 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
7029 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7031 * ChangeLog.5: Fix log message typo(s).
7032 * ChangeLog.7: Likewise.
7033 * ChangeLog.tree-ssa: Likewise.
7034 * cfgexpand.c: Fix comment typo(s).
7035 * conflict.c: Likewise.
7036 * defaults.h: Likewise.
7037 * dwarf2out.c: Likewise.
7039 * ggc-page.c: Likewise.
7040 * tree-eh.c: Likewise.
7041 * tree-ssa-dom.c: Likewise.
7043 2005-02-24 Jakub Jelinek <jakub@redhat.com>
7046 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
7047 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
7048 if SHARED is defined.
7051 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
7052 allow splitting only if operands 0 and 3 don't overlap.
7054 2005-02-24 Richard Henderson <rth@redhat.com>
7057 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
7058 (fold_builtin_1): Call them.
7059 * fold-const.c (fold_complex_mult_parts): Split out from ...
7060 (fold_complex_mult): ... here. Fix typo in both imaginary case.
7061 (fold_complex_div_parts, fold_complex_div): New.
7063 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
7065 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7067 * tree-ssa-ccp.c (visit_assignment): Verify that result of
7068 VIEW_CONVERT_EXPR is_gimple_min_invariant.
7070 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
7071 (print_node): Likewise.
7072 Print TYPE_SIZES_GIMPLIFIED.
7074 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
7076 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
7077 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
7078 operands as commutative in constraints.
7080 2005-02-24 Diego Novillo <dnovillo@redhat.com>
7082 * tree-into-ssa.c: Re-organize internal functions.
7084 2005-02-24 Richard Henderson <rth@redhat.com>
7087 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
7089 * common.opt (fcx-limited-range): New.
7090 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
7091 * toplev.c (flag_complex_method): Initialize to 1.
7092 (process_options): Set flag_complex_method to 0 if
7093 flag_cx_limited_range.
7094 * doc/invoke.texi (-fcx-limited-range): New.
7096 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
7098 * cse.c (delete_trivially_dead_insns): Speed up by using
7099 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
7102 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
7104 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
7105 functions when -mid-shared-library is being used.
7107 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
7109 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
7110 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
7111 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
7112 * system.h: Poison LINK_LIBGCC_SPECIAL.
7114 2005-02-23 James E Wilson <wilson@specifixinc.com>
7116 * gengtype.c (note_insn_name): Make 1 element larger.
7118 2005-02-23 Roger Sayle <roger@eyesopen.com>
7121 PR rtl-optimization/20097
7122 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
7123 BImode SUBREGs of SImode registers which confuse the ia64 backend.
7125 2005-02-23 David Edelsohn <edelsohn@gnu.org>
7127 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
7128 * t-aix52 (SHLIB_INSTALL): Same.
7130 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
7132 * genpreds.c: Update copyright.
7134 2005-02-23 Michael Beach <michaelb@ieee.org>
7137 * config/sparc/t-elf (startup files): Assemble with CPP.
7139 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
7141 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
7142 (write_predicate_expr): Likewise.
7144 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7146 PR tree-optimization/20100
7147 PR tree-optimization/20115
7148 * tree-optimize.c (init_tree_optimization_passes): Remove
7149 pass_maybe_create_global_var.
7150 * tree-pass.h (pass_maybe_create_global_var): Remove.
7151 * tree-ssa-alias.c (aliases_computed_p): Declare.
7152 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
7153 (count_calls_and_maybe_create_global_var): Remove.
7154 (pass_maybe_create_global_var): Remove.
7155 (init_alias_info): Do not declare aliases_computed_p.
7156 (maybe_create_global_var): If the function contains no
7157 call-clobbered variables and a mix of pure/const and regular
7158 function calls, create .GLOBAL_VAR.
7159 Mark all call-clobbered variables for renaming.
7160 (merge_pointed_to_info): Update comment.
7161 (add_pointed_to_var): Likewise.
7162 (is_escape_site): Likewise.
7163 Accept struct alias_info * instead of size_t *.
7165 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
7167 * tree-ssa-operands.c (get_call_expr_operands): If
7168 ALIASES_COMPUTED_P is false, do not add call-clobbering
7170 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
7171 (delete_tree_ssa): Likewise.
7173 2005-02-22 James E Wilson <wilson@specifixinc.com>
7175 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
7176 (do_compile): Do call it here.
7178 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7180 PR rtl-optimization/20017.
7181 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
7182 rest_of_handle_cse2, rest_of_handle_gcse): Call
7183 delete_dead_jumptables immediately before calling cleanup_cfg.
7185 2005-02-22 Devang Patel <dpatel@apple.com>
7188 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
7191 2005-02-22 David Edelsohn <edelsohn@gnu.org>
7193 * config/rs6000/aix.h (WINT_TYPE): Define.
7195 2005-02-22 Stan Shebs <shebs@apple.com>
7197 * config/rs6000/rs6000.c (rs6000_override_options): Default to
7198 natural alignment for 64-bit Darwin.
7199 (rs6000_parse_alignment_option): Warn about uses of -malign-power
7201 * doc/invoke.texi: Document this.
7203 2005-02-22 DJ Delorie <dj@redhat.com>
7205 * c-common.c (c_common_type_for_mode): Pass the mode's precision
7206 to make_[un]signed_type, not the mode itself.
7208 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
7210 * cfg.c (cached_make_edge): Call make_edge if edge cache is
7211 not available. Use tail calls wherever possible.
7212 (make_edge): Call unchecked_make_edge to create an edge.
7214 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
7215 (coalesce_ssa_name): Don't check for
7216 SSANORM_USE_COALESCE_LIST.
7217 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
7219 2005-02-22 Diego Novillo <dnovillo@redhat.com>
7221 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
7222 (rewrite_into_ssa): ... here.
7224 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
7226 PR tree-optimization/19786
7227 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
7228 tag to another's may-alias bitmap when adding to the other's list.
7230 2005-02-21 DJ Delorie <dj@redhat.com>
7232 * tree-ssa-loop-ivopts.c (computation_cost): Start register
7233 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
7234 registers in unsupported ways.
7235 * expmed.c (init_expmed): Likewise.
7237 2005-02-21 Stan Cox <scox@redhat.com>
7239 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
7241 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7243 * tree-cfg.c (fold_cond_expr_cond): New.
7244 (make_edges): Call fold_cond_expr_cond.
7245 (find_taken_edge): Accept nothing but INTEGER_CST.
7246 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
7248 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
7250 * flow.c (delete_dead_jumptables): Speed up by scanning insns
7251 that do not belong to any basic block.
7253 2005-02-21 Jeff Law <law@redhat.com>
7255 * cfganal.c (find_unreachable_blocks): Manually CSE load of
7258 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
7260 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
7261 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
7262 Adjust their definitions.
7263 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
7264 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
7266 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
7267 genautomata.c, langhooks.c, langhooks.h, system.h,
7268 config/arm/lib1funcs.asm: Update copyright.
7270 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
7272 * dbxout.c (dbxout_function_end): Emit Lscope label always.
7274 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
7277 * doc/install.texi: Document --with-gc.
7279 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
7281 * simplify-rtx.c (simplify_unary_operation): Add a missing
7284 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7286 PR tree-optimization/18663
7287 * tree-ssa-dom.c (extract_range_from_cond): Return 0
7288 if the type has variable bounds.
7290 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
7292 * gcse.c: Remove an obsolete comment.
7294 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
7296 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
7298 * doc/extend.texi (Function Attributes) <Attribute const>: The
7299 attribute "pure" is below this text, not above.
7301 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7303 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
7304 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
7305 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
7307 2005-02-20 Zack Weinberg <zack@codesourcery.com>
7310 * langhooks.h (struct lang_hooks): Add to_target_charset.
7311 * langhooks.c (lhd_to_target_charset): New function.
7312 * langhooks-def.h: Declare lhd_to_target_charset.
7313 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
7314 (LANG_HOOKS_INITIALIZER): Update.
7315 * c-common.c (c_common_to_target_charset): New function.
7316 * c-common.h: Declare it.
7317 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
7318 c_common_to_target_charset.
7320 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
7321 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
7323 * system.h: Poison them.
7324 * doc/tm.texi: Don't discuss them.
7325 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
7326 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
7327 (pp_c_char): Do not attempt to generate letter escapes for
7329 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
7330 * config/mips/mips.c (mips_output_ascii): Likewise.
7332 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
7334 PR tree-optimization/19951
7335 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
7338 2005-02-19 Steven Bosscher <stevenb@suse.de>
7341 * function.h (struct function): New field `max_loop_depth'.
7342 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
7343 (flow_loops_find): Reset the max loop depth count before finding loops.
7344 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
7345 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
7346 (calculate_global_regs_live): Make sure the loop will terminate
7347 when the initial sets are not empty.
7349 2005-02-19 Zack Weinberg <zack@codesourcery.com>
7351 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
7353 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
7355 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
7358 * doc/invoke.texi: Remove documentation of %M spec.
7360 (init_spec): Remove %M suffix from -lgcc_s.
7361 (do_spec_1): Remove 'M' case.
7362 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
7363 to put shared libraries in the multilib directory. Remove the
7364 shlib_so_soname substitution variable. Don't add a multilib encoding
7365 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
7366 reported by -print-multi-os-directory. Pass @multilib_dir@ to
7367 SHLIB_INSTALL as well as SHLIB_LINK.
7368 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
7369 (SHLIB_NAME): Delete.
7370 (SHLIB_DIR): New macro.
7371 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
7372 (SHLIB_INSTALL): Adjust accordingly.
7373 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
7374 * config/t-slibgcc-sld: Likewise.
7375 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
7376 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
7377 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
7379 (SHLIBUNWIND_INSTALL): Adjust accordingly.
7380 * config/i386/t-nwld (SHLIB_SONAME): Delete.
7381 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
7382 Use @shlib_base_name@ instead of @shlib_so_name@.
7383 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
7384 and @shlib_base_name@.so in @multilib_dir@.
7385 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
7386 to the install path.
7387 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
7388 (SHLIB_LINK): Remove previous workaround.
7389 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
7390 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
7391 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
7393 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
7394 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
7395 (SHLIB_INSTALL): Adjust accordingly.
7396 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
7397 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
7398 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
7399 config/t-slibgcc-elf-ver.
7401 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
7402 Jakub Jelinek <jakub@redhat.com>
7404 PR tree-optimization/19828
7405 * tree-ssa-loop-im.c: Add a TODO comment.
7406 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
7407 without side-effects.
7409 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7411 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
7414 2005-02-18 James E. Wilson <wilson@specifixinc.com>
7416 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
7417 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
7418 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
7420 (ia64_reorg): Delete fixup_errata call.
7421 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
7422 (TARGET_SWITCHES): Delete -mb-step entry.
7424 2005-02-19 Jakub Jelinek <jakub@redhat.com>
7427 * c-typeck.c (composite_type): Handle quals in transparent unions.
7428 (type_lists_compatible_p): Likewise.
7430 2005-02-18 Stan Shebs <shebs@apple.com>
7432 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
7433 expressions in the .literal8 section.
7435 2005-02-18 Geoffrey Keating <geoffk@apple.com>
7437 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
7439 2005-02-18 Roger Sayle <roger@eyesopen.com>
7441 * fold-const.c (constant_boolean_node): Always create values of the
7442 specified type, don't bother calling truthvalue_conversion.
7444 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7446 * except.c (output_function_exception_table): Call
7447 assemble_external_libcall (eh_personality_libfunc).
7449 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7452 * config/ia64/ia64.h (struct machine_function): Add state_num.
7453 * config/ia64/ia64.c (process_epilogue,
7454 process_for_unwind_directive): Use new unwind state numbers each
7455 time rather than state 1.
7457 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
7460 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
7461 before the "*llgt_didi" pattern.
7463 2005-02-18 Jason Merrill <jason@redhat.com>
7465 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
7467 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
7469 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
7470 (div0): Use it in place of ARM_FUNC_ALIAS.
7471 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
7473 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
7476 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
7477 access, the lower bound of the array type if it exists.
7479 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
7482 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
7483 cases that are out-of-range for the index type.
7485 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
7487 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
7488 (estimate_case_costs): Don't call convert.
7489 * expmed.c (expand_shift): Likewise.
7490 (make_tree): Call fold_convert instead of convert.
7492 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7495 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
7496 that ref to be marked MEM_READONLY_P doesn't have base that needs
7499 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
7501 * genautomata.c (output_get_cpu_unit_code_func,
7502 output_cpu_unit_reservation_p): Don't generate old-style function
7505 2005-02-18 Jakub Jelinek <jakub@redhat.com>
7508 PR tree-optimization/20009
7509 * convert.c (convert_to_integer): Revert 2005-02-16 change.
7511 PR tree-optimization/18947
7512 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
7513 inline, remove all nodes that are inlined into the extern inline
7516 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7518 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
7519 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
7520 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
7521 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
7524 2005-02-17 Roger Sayle <roger@eyesopen.com>
7526 PR tree-optimization/19917
7527 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
7528 to be potentially trapping.
7530 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
7532 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
7534 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
7536 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
7537 tem becomes a local variable which is set to the value of the
7538 back end defined INITIAL_FRAME_ADDRESS macro.
7539 (expand_builtin_frame_address): Omit the base parameter to
7540 expand_builtin_return_addr.
7541 (expand_builtin_profile_func): Likewise.
7542 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
7543 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
7544 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
7546 2005-02-17 Jakub Jelinek <jakub@redhat.com>
7548 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
7549 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
7550 * config/frv/frv.c (frv_function_epilogue): Likewise.
7552 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
7554 * lambda-code (perfect_nestify): Remove mark/unmark
7556 * tree-loop-linear.c (linear_transform_loops): Add
7557 rewrite_into_ssa call so that ssa is correct for
7558 rewriting into loop closed.
7560 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
7562 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
7563 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
7565 * bt-load.c (btr_def_live_range, combine_btr_defs,
7566 migrate_btr_def, migrate_btr_defs): Likewise.
7567 * cfgcleanup.c (thread_jump): Likewise.
7568 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
7569 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
7570 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
7571 df_rd_local_compute, df_reg_info_compute): Likewise.
7572 * dominance.c (init_dom_info, free_dom_info): Likewise.
7573 * flow.c (init_propagate_block_info,
7574 free_propagate_block_info): Likewise.
7575 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
7576 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
7577 modify_reg_pav): Likewise.
7578 * loop-invariant.c (find_defs, find_invariant_insn,
7579 find_invariants, free_inv_motion_data): Likewise.
7580 * predict.c (tree_predict_by_opcode,
7581 estimate_bb_frequencies): Likewise.
7582 * stmt.c (expand_case): Likewise.
7583 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
7584 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
7585 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
7586 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
7587 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
7588 rewrite_ssa_into_ssa): Likewise.
7589 * tree-optimize.c (tree_rest_of_compilation): Likewise.
7590 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
7591 analyze_edges_for_bb, perform_edge_inserts): Likewise.
7592 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
7593 * tree-sra.c (tree_sra): Likewise.
7594 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
7595 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
7596 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
7597 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
7598 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
7599 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
7601 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
7602 calculate_live_on_entry, calculate_live_on_exit,
7603 build_tree_conflict_graph): Likewise.
7604 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
7605 record_important_candidates, set_use_iv_cost, find_depends,
7606 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
7607 tree_ssa_iv_optimize_finalize): Likewise.
7608 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
7609 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
7610 tree_duplicate_loop_to_header_edge): Likewise.
7611 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
7612 * tree-ssa.c (verify_flow_insensitive_alias_info,
7613 verify_name_tags, verify_ssa, init_tree_ssa,
7614 delete_tree_ssa): Likewise.
7615 * tree-ssanames.c (marked_ssa_names, init_ssanames,
7616 fini_ssanames): Likewise.
7617 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
7619 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
7621 * config/rs6000/t-rtems: Completely reworked.
7623 2005-02-17 Ira Rosen <irar@il.ibm.com>
7625 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
7627 2005-02-17 Ira Rosen <irar@il.ibm.com>
7629 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
7630 POINTER_TYPE_P when checking that type is a pointer.
7631 (vect_get_memtag): Remove.
7632 (vect_address_analysis): Use POINTER_TYPE_P. Call
7633 vect_object_analysis with dummy parameter for memtag.
7634 (vect_object_analysis): Extract memtag (functionality that
7635 used to be in vect_get_memtag and moved here). Fix printings.
7636 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
7637 with correct parameters. Remove call to vect_get_memtag.
7639 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
7641 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
7642 (tree-vectorizer.o): Added missing dependencies.
7644 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
7646 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
7647 declaration in tree-vectorizer.c, now has an extern declaration in
7649 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7650 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7651 get_vectype_for_scalar_type, vect_is_simple_use,
7652 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7653 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
7654 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
7655 vectorizable_store, vectorizable_operation, vectorizable_assignment,
7656 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
7657 find_loop_location): Likewise.
7659 * tree-vectorizer.c (langhooks.h): #include removed.
7660 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
7661 moved to tree-vectorized.h.
7662 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
7663 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
7664 get_vectype_for_scalar_type, vect_is_simple_use,
7665 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
7666 vect_supportable_dr_alignment, new_loop_vec_info,
7667 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
7668 vect_set_verbosity_level, find_loop_location): Likewise.
7670 (vect_analyze_loop): Function externalized. Declaration moved to
7671 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
7672 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
7673 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
7674 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
7675 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
7676 vect_enhance_data_refs_alignment, vect_analyze_operations,
7677 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
7678 vect_stmt_relevant_p, vect_get_loop_niters,
7679 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
7680 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
7681 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
7682 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
7683 vect_get_memtag): Likewise.
7685 (vectorizable_load): Function externalized. Declaration moved to
7686 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
7687 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
7688 vect_transform_loop): Likewise.
7689 (vect_transform_stmt): Moved to tree-vect-transform.c.
7690 (vect_align_data_ref, vect_create_destination_var,
7691 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
7692 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
7693 vect_get_vec_def_for_operand, vect_init_vector,
7694 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
7695 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
7696 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
7697 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
7698 vect_do_peeling_for_loop_bound): Likewise.
7700 * tree-vect-analyze.c: New file.
7701 * tree-vect-transform.c: New file.
7703 2005-02-17 Jason Merrill <jason@redhat.com>
7705 PR mudflap/19319, c++/19317
7706 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
7709 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
7711 * doc/install.texi (Specific): Update link for Darwin-specific
7714 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
7716 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
7717 constant_boolean_node.
7719 2005-02-16 David Edelsohn <edelsohn@gnu.org>
7722 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
7723 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
7725 2005-02-16 Richard Henderson <rth@redhat.com>
7728 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
7730 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
7731 replace uses with Wtype_MAXp1_F.
7732 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
7733 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
7734 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
7735 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
7736 and HAVE_TFMODE as appropriate.
7737 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
7738 (__floatdisf): Likewise.
7739 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
7740 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
7741 (Wtype_MAXp1_F): New.
7742 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
7743 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
7745 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
7748 * arm.c (arm_apply_result_size): New function.
7749 * arm.h (APPLY_RESULT_SIZE): Define.
7750 * arm-protos.h (arm_apply_result_size): Add prototype.
7751 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
7752 (movxf): New expand.
7753 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
7754 (call_value_symbol): Remove predicate for operand 0.
7755 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
7756 (untyped_call): Rework to correclty return values for any type.
7757 (untyped_return): New expand.
7758 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
7760 2005-02-16 Stan Shebs <shebs@apple.com>
7762 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
7763 * config/rs6000/t-darwin8: New, for 64-bit multilib.
7765 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
7767 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
7768 configure settings on Solaris 7 and later.
7770 2005-02-16 Diego Novillo <dnovillo@redhat.com>
7772 PR tree-optimization/19865
7773 * tree-optimize.c (init_tree_optimization_passes): Run
7774 pass_may_alias after pass_sra.
7776 2005-02-16 Richard Henderson <rth@redhat.com>
7777 Stuart Hastings <stuart@apple.com>
7780 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
7781 Do nothing if debug info suppressed for this function.
7782 (dbxout_begin_function): Early exit if debug info suppressed for
7785 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
7788 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
7790 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7792 PR tree-optimization/19967
7793 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
7794 expand_builtin_strchr, expand_builtin_strrchr): Take a new
7795 argument TYPE. Adjust calls to fold_builtin_XXX.
7796 (expand_builtin, fold_builtin_1): Adjust calls to
7798 (fold_builtin_strchr, fold_builtin_strpbrk,
7799 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
7800 result to a requested type TYPE.
7802 2005-02-16 Jakub Jelinek <jakub@redhat.com>
7805 * fold-const.c (fold): Don't optimize (T)(x & cst) to
7806 (T)x & (T)cst if (T)cst overflows.
7807 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
7808 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
7810 2005-02-15 Jeff Law <law@redhat.com>
7812 * gcse.c (blocks_with_calls): New bitmap.
7813 (alloc_gcse_mem): Allocate it.
7814 (free_gcse_mem): Free it.
7815 (clear_modifY_mem_tables): Clear it.
7816 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
7817 when we encounter CALL_INSNs.
7818 (compute_transp, case MEM): Handle blocks with calls separate
7819 from blocks without calls. Use bitmap iterators rather than
7822 2005-02-15 Peter O'Gorman <peter@pogma.com>
7825 * mklibgcc.in (vis_hide): Use a temporary object file, not
7828 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
7831 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
7832 access optimization.
7834 2005-02-15 David Edelsohn <edelsohn@gnu.org>
7835 Alan Modra <amodra@bigpond.net.au>
7838 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
7839 (_xlqsub): Rename to __gcc_qsub.
7840 (_xlqmul): Rename to __gcc_qmul.
7841 (_xlqdiv): Rename to __gcc_qdiv.
7842 Provide versioned symbol aliases with old names.
7843 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
7844 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
7845 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
7846 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
7847 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
7849 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7851 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
7852 Fold ~(A - 1) and ~(A + -1) to -A.
7854 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
7858 * config/host-linux.c (linux_gt_pch_use_address): Copy from
7859 config/pa/pa-host.c:pa_gt_pch_use_address.
7861 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
7863 * tree-vn.c (get_value_handle): Make sure that given an
7864 is_gimple_min_invariant expression, we always return it.
7866 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7868 * passes.c (rest_of_handle_gcse): Fix a comment.
7870 2005-02-15 Jeff Law <law@redhat.com>
7872 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
7874 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
7875 (canon_list_insert, record_last_mem_set_info): Similarly.
7876 (clear_modify_mem_tables): Similarly.
7878 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
7880 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
7881 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
7882 config/mips/mips.md, config/rs6000/aix.h,
7883 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
7885 2005-02-15 Richard Henderson <rth@redhat.com>
7887 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
7888 call to be best_edge.
7890 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7892 * basic-block.h: Adjust the prototype for find_basic_blocks.
7893 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
7894 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
7897 * flow.c (recompute_reg_usage): Remove all arguments.
7898 * passes.c (rest_of_compilation): Adjust the call to
7899 recompute_reg_usage.
7900 * rtl.h: Adjust the prototype for recompute_reg_usage.
7902 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
7904 * tree-dump.c (dump_files): Update to reflect new member
7906 (dump_register): Add new argument.
7908 (dump_switch_p_1): Check against glob name if doglob was passed.
7909 (dump_switch_p): Check against regular first, then glob if
7910 we didn't have any hits on the dump name.
7911 * tree-optimize.c (register_one_dump_file):
7912 Pass in glob name as well.
7913 * tree-pass.h (struct dump_file_info): Add glob
7916 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
7918 PR preprocessor/16323
7919 * doc/invoke.texi: Document that -Wendif-labels is on by default.
7921 2005-02-14 David Edelsohn <edelsohn@gnu.org>
7924 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
7925 (trunctfdf2_internal1): New.
7926 (trunctfdf2_internal2): Renamed from trunctfdf2.
7928 2005-02-14 Diego Novillo <dnovillo@redhat.com>
7930 PR tree-optimization/19853
7931 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
7933 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
7935 * passes.c (rest_of_handle_loop_optimize): Remove calls to
7936 delete_dead_jumptables and cleanup_cfg.
7938 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
7940 * reload.c (find_reloads): Swap address_reloaded flags when
7941 swapping commutative operands.
7943 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
7945 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
7946 Use standard_iv_increment_position for computing the bsi position
7948 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
7951 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
7954 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
7955 life range of hard registers.
7956 * value-prof.c (insn_prefetch_values_to_profile): Only
7959 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
7960 profile in libcalls.
7962 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
7964 * bitmap.h (bitmap_and_compl_into): Return bool.
7965 * bitmap.c (bitmap_and_compl_into): Return changed flag.
7967 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
7969 PR tree-optimization/19944
7970 * fold-const.c (fold): Re-add ABS_EXPR folding.
7972 2005-02-13 David Edelsohn <edelsohn@gnu.org>
7975 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
7976 {TARGET,MASK}_XL_COMPAT.
7977 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
7979 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
7980 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
7982 (rs6000_arg_partial_bytes): Same.
7983 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
7984 and XL compatibility enabled.
7985 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
7986 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
7987 test to final condition.
7988 (cmptf_internal2): New.
7989 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
7990 xl-compat. Add TFmode information to description.
7992 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
7994 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
7996 2005-02-13 Jason Merrill <jason@redhat.com>
7999 * fold-const.c (fold_indirect_ref_1): Split out from...
8000 (build_fold_indirect_ref): Here.
8001 (fold_indirect_ref): New fn.
8002 * tree.h: Declare it.
8003 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
8004 (gimplify_modify_expr_rhs): Likewise.
8005 (gimplify_expr): Likewise.
8007 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
8009 PR tree-optimization/14303
8010 PR tree-optimization/15784
8011 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
8012 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
8013 ABS_EXPR<x> != 0 to x != 0.
8015 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
8017 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
8018 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
8019 spelling conventions.
8021 * passes.c (rest_of_handle_gcse): Don't run cse_main and
8022 delete_trivially_dead_insns too many times.
8024 * passes.c (rest_of_handle_gcse): Remove dead assignments to
8027 2005-02-12 Ira Rosen <irar@il.ibm.com>
8029 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
8030 (vect_is_simple_iv_evolution): Remove redundant parameter
8032 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
8033 without last parameter.
8034 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
8035 Return pointer step. Call vect_is_simple_iv_evolution without
8036 last parameter. Check only that the step is multiple of size
8037 type. Remove stmt_vinfo updates.
8038 (vect_get_memtag_and_dr): Remove.
8039 (vect_get_memtag): New function.
8040 (vect_address_analysis): New function.
8041 (vect_object_analysis): New function.
8042 (vect_analyze_data_refs): Call vect_object_analysis and
8043 vect_get_memtag. Update stmt_vinfo fields.
8045 2005-02-12 Ira Rosen <irar@il.ibm.com>
8047 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
8048 exist and are objects. Remove checks for pointer.
8049 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
8050 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
8051 (vect_create_data_ref_ptr): Likewise.
8052 (vect_base_addr_differ_p): New function.
8053 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
8054 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
8055 Don't set the DR_BASE_NAME field of data-ref.
8056 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
8058 2005-02-12 Uros Bizjak <uros@kss-loka.si>
8060 * optabs.h (enum optab_index): Add new OTI_ldexp.
8061 (ldexp_optab): Define corresponding macro.
8062 * optabs.c (init_optabs): Initialize ldexp_optab.
8063 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
8065 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
8067 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
8068 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
8070 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
8071 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
8074 2005-02-12 Ira Rosen <irar@il.ibm.com>
8076 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
8078 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
8080 (vect_get_base_and_offset): Always return an address.
8081 (vect_create_addr_base_for_vector_ref): Remove treatment for
8082 different data reference types.
8083 (vect_compute_data_ref_alignment): Rename base to base_address in
8084 stmt_vec_info. Get the object in order to force its alignment.
8085 (vect_get_memtag_and_dr): Rename base to base_address in
8086 stmt_vec_info. Extract the object for memtag analysis.
8088 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
8090 PR regression/19898.
8091 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
8092 changes cc_status, use apply modified_in_p to part of cc_status
8093 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
8096 2005-02-11 Richard Henderson <rth@redhat.com>
8098 * tree-complex.c (expand_complex_libcall): New.
8099 (expand_complex_multiplication): Use it for c99 compliance.
8100 (expand_complex_division): Likewise.
8101 * fold-const.c (fold_complex_add, fold_complex_mult): New.
8103 * builtins.c (built_in_names): Remove const.
8104 * tree.c (build_common_builtin_nodes): Build complex arithmetic
8106 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
8107 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
8108 (built_in_names): Remove const.
8109 * c-common.c (c_common_type_for_mode): Handle complex modes.
8110 * flags.h, toplev.c (flag_complex_method): Rename from
8111 flag_complex_divide_method.
8112 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
8113 __mulsc3, __muldc3, __mulxc3, __multc3): New.
8114 * libgcc2.h: Declare them.
8115 * libgcc-std.ver: Export them.
8116 * mklibgcc.in (lib2funcs): Build them.
8118 2005-02-11 Steven Bosscher <stevenb@suse.de>
8120 PR tree-optimization/19876
8121 Partially revert my change from 2005-01-14
8122 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
8123 (compute_antic): ...and remove the loop here.
8125 2005-02-11 Jakub Jelinek <jakub@redhat.com>
8128 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
8129 is number of inner's bits, avoid creating a BIT_FIELD_REF.
8131 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
8132 crtend.o if -pie. Use %{x:a;:b} spec syntax.
8134 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
8136 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
8137 offsets for the big-endian 32-bit case.
8139 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
8141 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
8143 2005-02-11 Dale Johannesen <dalej@apple.com>
8145 * cselib.c (cselib_process_insn): Clear out regs where
8146 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
8147 * reload.c (find_equiv_reg): Ditto.
8149 2005-02-11 Ian Lance Taylor <ian@airs.com>
8151 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
8154 * tree.c (build_function_type_list): Work correctly if there are
8157 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
8159 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
8160 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
8161 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
8162 TARGET_ZARCH instead of TARGET_64BIT.
8164 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
8166 * config/rs6000/t-rtems:
8167 (MULTILIB_OPTIONS): Remove mcpu=602.
8168 (MUTLILIB_DIRNAMES): Remove m602.
8169 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
8170 Let mcpu=602 match mcpu=603.
8171 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
8173 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8175 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
8178 2005-02-10 David Daney <ddaney@avtrex.com>
8180 * config/alpha/linux-unwind.h: Add exception clause to copyright.
8181 * config/i386/linux-unwind.h: Likewise.
8182 * config/ia64/linux-unwind.h: Likewise.
8183 * config/mips/linux-unwind.h: Likewise.
8184 * config/pa/linux-unwind.h: Likewise.
8185 * config/rs6000/linux-unwind.h: Likewise.
8186 * config/s390/linux-unwind.h: Likewise.
8187 * config/sh/linux-unwind.h: Likewise.
8188 * config/sparc/linux-unwind.h: Likewise.
8190 2005-02-10 Steven Bosscher <stevenb@suse.de>
8192 PR tree-optimization/17549
8193 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
8194 TER to replace a DEF with its expression if the DEF and the
8195 rhs of the expression we replace into have the same root
8198 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
8200 * config/mips/mips.md: Fix the placement of the match_scratch in the
8203 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8205 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
8208 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
8210 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
8211 (strip_offset): Handle addresses.
8212 (add_address_candidates): Use strip_offset.
8213 (difference_cost): Reflect strip_offset change.
8214 (force_var_cost, difference_cost): Strip nops.
8216 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
8218 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
8220 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
8221 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
8222 config/cris/cris-protos.h, config/cris/cris.c: Update
8225 2005-02-10 Jeff Law <law@redhat.com>
8227 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
8228 (lookup_avail_expr): Similarly.
8230 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
8232 * builtins.c (fold_builtin_powi): New function.
8233 (fold_builtin_1): Call it.
8235 2005-02-10 Steven Bosscher <stevenb@suse.de>
8237 PR documentation/19309
8238 * doc/cpp.texi: The __GNUC__ and related predefined macros
8239 are also defined for the "standalone" cpp.
8240 Some non-GCC compilers may also define __GNUC__.
8242 2005-02-10 Jakub Jelinek <jakub@redhat.com>
8245 * c-typeck.c (common_type): New routine. Old common_type renamed
8247 (c_common_type): ...this.
8248 (build_conditional_expr, build_binary_op): Use c_common_type instead
8251 2005-02-10 Steven Bosscher <stevenb@suse.de>
8253 * doc/md.texi: Replace @samp{length} with @code{length}.
8255 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
8257 PR tree-optimization/18687
8258 * tree-flow.h (find_loop_niter): Declare.
8259 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
8260 Try using scev even for loops with more than one exit.
8261 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
8262 (struct ivopts_data): Added niters field.
8263 (struct nfe_cache_elt): New.
8264 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
8266 (tree_ssa_iv_optimize_init): Initialize niters cache.
8267 (determine_number_of_iterations): Removed.
8268 (find_induction_variables): Do not call determine_number_of_iterations.
8269 Access niters for single exit through niter_for_single_dom_exit.
8270 (add_iv_outer_candidates): Access niters for single exit through
8271 niter_for_single_dom_exit.
8272 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
8273 number_of_iterations_cond.
8274 (iv_period): New function.
8275 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
8276 (may_replace_final_value): Take data argument. Use
8277 niter_for_single_dom_exit.
8278 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
8279 (rewrite_use_compare): Pass data to may_eliminate_iv.
8280 (rewrite_use_outer): Pass data to may_replace_final_value.
8281 (free_loop_data): Clean up the niters cache.
8282 (tree_ssa_iv_optimize_finalize): Free the niters cache.
8283 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
8284 * tree-ssa-loop-niter.c (find_loop_niter): New function.
8285 (find_loop_niter_by_eval): Use tree_int_cst_lt.
8286 (num_ending_zeros): Moved to tree.c.
8287 * tree.h (num_ending_zeros): Declare.
8288 * tree.c (num_ending_zeros): Moved from tree.c.
8290 2005-02-09 Richard Henderson <rth@redhat.com>
8292 * builtins.c (DEF_BUILTIN): Add COND argument.
8293 * tree.h (DEF_BUILTIN): Likewise.
8294 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
8295 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
8297 (DEF_BUILTIN_STUB): New.
8298 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
8299 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
8300 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
8301 * c-common.c (DEF_BUILTIN): Add COND argument.
8302 * tree.c (local_define_builtin): New.
8303 (build_common_builtin_nodes): New.
8305 2005-02-09 Roger Sayle <roger@eyesopen.com>
8307 * fold-const.c (fold_strip_sign_ops): New function to simplify a
8308 floating point expression ignoring the sign of the result.
8309 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
8310 (fold) <MULT_EXPR>: Use it to simplify x*x.
8311 * tree.h (fold_strip_sign_ops): Prototype here.
8312 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
8313 argument. Use fold_strip_sign_ops to simplify the first argument.
8314 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
8315 first argument when the second argument is an even integer
8316 constant, but only with -funsafe_math_optimizations.
8317 (fold_builtin_1): Update call to fold_builtin_copysign.
8319 2005-02-09 Ian Lance Taylor <ian@airs.com>
8322 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
8323 just check whether EH_FILTER_FAILURE falls through.
8325 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
8327 * gcc/haifa-sched.c (schedule_block): Make queued sched group
8328 insns return to ready list in the next turn.
8330 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8333 * builtins.def: New __builtin_powi[lf].
8334 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
8335 (expand_builtin_powi): New function.
8336 (expand_builtin): Dispatch to expand_builtin_powi.
8337 * libgcc2.h: Add prototypes for __builtin_powi[lf].
8338 * libgcc2.c: Add __builtin_powi[lf] implementation.
8339 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
8340 * optabs.h: Add powi_optab.
8341 * optabs.c (init_optabs): Initialize powi_optab.
8342 * doc/extend.texi: Document __builtin_powi[lf].
8344 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
8346 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
8349 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
8352 * fold-const.c (try_move_mult_to_index): Remove redundant
8353 type argument. Create ADDR_EXPR with correct type.
8354 (fold): Update callers of try_move_mult_to_index. Convert
8355 result to the appropriate type.
8357 2005-02-09 Roger Sayle <roger@eyesopen.com>
8360 * config/avr/avr.c (default_rtx_costs): Delete.
8361 (avr_operand_rtx_cost): New function.
8362 (avr_rtx_costs): Completely rewrite.
8364 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
8367 * config/cris/cris.c (in_code): New variable.
8368 (cris_output_addr_const): Now a static function, a wrapper for
8370 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
8371 case from old cris_output_addr_const.
8372 (cris_asm_output_label_ref): Similar for LABEL_REF.
8373 (cris_output_addr_const_extra): Similar for UNSPEC.
8374 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
8375 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
8376 * config/cris/cris-protos.h (cris_output_addr_const): Remove
8378 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
8379 (cris_asm_output_label_ref): Declare.
8381 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
8383 PR preprocessor/19801
8384 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
8385 filenames that changed when libcpp was moved to the toplevel.
8387 2005-02-07 Roger Sayle <roger@eyesopen.com>
8389 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
8390 zero extensions of BImode operands. Call lowpart_subreg instead
8391 of gen_lowpart_common and gen_lowpart_SUBREG.
8393 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
8396 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
8397 * configure.ac: Set cc_for_cross_gnattools.
8398 * configure: Regenerate.
8400 2005-02-08 Alan Modra <amodra@bigpond.net.au>
8403 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
8405 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8408 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
8409 of nested functions.
8411 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
8413 * doc/extend.texi: Document deprecated extensions allowing
8414 static floating-point members to have initializers and allowing
8415 floating-point literals in integral constant expressions.
8417 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
8419 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
8420 config/darwin7.h, config/mips/mips.c,
8421 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
8424 * cse.c: Update comments.
8426 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
8429 * builtins.c (fold_builtin_sqrt): Transform
8430 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
8433 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
8434 Dorit Naishlos <dorit@il.ibm.com>
8436 * doc/invoke.texi (ftree-vectorizer-verbose): New.
8437 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
8438 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
8440 * tree.h (vect_set_verbosity_level): New extern function declaration
8442 * tree-vectorizer.h (verbosity_levels): New enum type.
8443 * tree-vectorizer.c (vect_debug_stats): Function removed.
8444 (vect_debug_details): Likewise.
8445 (vect_verbosity_level): Global variable was defined and initialized.
8446 (vect_dump): Global variable definition.
8447 (vect_print_dump_info): New function.
8448 (vect_set_dump_settings): New function.
8449 (vect_set_verbosity_level): New function.
8450 (vectorize_loops): Add call to vect_set_dump_settings.
8452 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
8453 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8454 (slpeel_tree_peel_loop_to_edge): Likewise.
8456 (vect_analyze_offset_expr): Call to vect_print_dump_info with
8457 appropriate verbosity level instead of call to vect_debug_details
8458 or vect_debug_stats.
8459 (vect_get_base_and_offset):
8460 (vect_create_addr_base_for_vector_ref):
8461 (get_vectype_for_scalar_type):
8462 (vect_create_data_ref_ptr):
8464 (vect_get_vec_def_for_operand):
8465 (vect_finish_stmt_generation):
8466 (vectorizable_assignment):
8467 (vectorizable_operation):
8468 (vectorizable_store):
8469 (vectorizable_load):
8470 (vect_transform_stmt):
8471 (vect_update_ivs_after_vectorizer):
8472 (vect_do_peeling_for_loop_bound):
8473 (vect_update_inits_of_drs):
8474 (vect_do_peeling_for_alignment):
8475 (vect_transform_loop):
8476 (vect_is_simple_use):
8477 (vect_analyze_operations):
8478 (vect_is_simple_iv_evolution):
8479 (vect_analyze_scalar_cycles):
8480 (vect_analyze_data_ref_dependence):
8481 (vect_analyze_data_ref_dependences):
8482 (vect_compute_data_ref_alignment):
8483 (vect_enhance_data_refs_alignment):
8484 (vect_analyze_data_refs_alignment):
8485 (vect_analyze_data_ref_access):
8486 (vect_analyze_data_ref_accesses):
8487 (vect_analyze_pointer_ref_access):
8488 (vect_get_memtag_and_dr):
8489 (vect_analyze_data_refs):
8490 (vect_mark_relevant):
8491 (vect_stmt_relevant_p):
8492 (vect_mark_stmts_to_be_vectorized):
8493 (vect_can_advance_ivs_p):
8494 (vect_get_loop_niters):
8495 (vect_analyze_loop_form):
8496 (vect_analyze_loop):
8497 (vectorize_loops): Likewise.
8499 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
8500 (vect_update_inits_of_drs):
8501 (vect_do_peeling_for_alignment):
8502 (vect_transform_loop):
8503 (vect_analyze_operations):
8504 (vect_analyze_scalar_cycles):
8505 (vect_analyze_data_ref_dependences):
8506 (vect_analyze_data_refs_alignment):
8507 (vect_analyze_data_ref_accesses):
8508 (vect_analyze_data_refs):
8509 (vect_mark_stmts_to_be_vectorized):
8510 (vect_get_loop_niters):
8511 (vect_analyze_loop_form):
8512 (vect_analyze_loop): Likewise.
8513 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
8515 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
8519 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
8520 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
8521 either -ffast-math or -funsafe-math-optimizations is in use.
8523 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
8524 * config/mips/irix-csr.c: New file.
8525 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
8526 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
8527 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
8530 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
8532 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
8533 redundant, incorrect definitions.
8535 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
8537 ("*tls_indirect_call"): New, reference hard regs directly.
8538 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
8540 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8542 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
8543 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
8545 2005-02-06 Roger Sayle <roger@eyesopen.com>
8547 PR rtl-optimization/19800
8548 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
8549 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
8552 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
8554 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
8556 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
8559 * doc/invoke.texi: Correct documentation of -freorder-functions.
8561 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8564 * doc/invoke.texi: Don't mention gccbug.
8566 2005-02-06 Roger Sayle <roger@eyesopen.com>
8567 Andrew Pinski <pinskia@physics.uc.edu>
8568 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
8570 * simplify-rtx.c (simplify_relational_operation_1): Simplify
8571 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
8572 into just (zero_extract:SI FOO (const_int 1) BAR).
8574 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8576 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
8577 macro locally. Don't give last revision date. Use GCC version
8578 number from gcc-common.texi.
8579 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
8580 revision date. Use GCC version number from gcc-common.texi.
8581 Describe being a library as current state rather than as 3.x
8583 * doc/gcc.texi: Remove last update date.
8584 * doc/gccint.texi: Likewise. Update copyright dates.
8585 * doc/install.texi: Update copyright dates.
8587 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
8590 * doc/invoke.texi: Mention for each option included in -Wall that
8591 it is included in -Wall.
8592 * doc/gcc.texi: Update copyright and last modification date.
8594 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8596 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
8597 unnecessary cast to original induction variable increments.
8599 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
8601 PR tree-optimization/18219
8602 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
8603 in distributed form.
8605 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
8607 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
8608 Set bitpos and offset later in the function. Do nothing if the
8609 target is a register and if the bitfield lies completely outside
8611 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
8612 here. Return an uninitialised register if the source value is stored
8613 in a register and the bitfield lies completely outside that register.
8615 2005-02-06 Steven Bosscher <stevenb@suse.de>
8617 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
8620 2005-02-06 Marcin Dalecki <martin@dalecki.de>
8622 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
8624 2005-02-06 Geoffrey Keating <geoffk@apple.com>
8626 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
8627 * config/darwin8.h: New.
8628 * config/darwin7.h: Update comment.
8630 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8631 Dorit Naishlos <dorit@il.ibm.com>
8633 * tree-vectorizer.h (LOC): New type.
8634 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
8635 (loop_line_number): New field in struct _loop_vec_info.
8636 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
8638 * tree-vectorizer.c (input.h): Included.
8639 (find_loop_location): New function.
8640 (vect_debug_stats): Argument changed from loop to LOC. Computation of
8641 loop line number removed.
8642 (vect_debug_details): Likewise.
8643 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
8645 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
8646 call to vect_debug_details/stats changed from loop to loop_loc.
8647 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
8648 (slpeel_tree_peel_loop_to_edge): Likewise.
8650 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
8651 changed from NULL to UNKNOWN_LOC.
8652 (vect_get_base_and_offset):
8653 (vect_create_addr_base_for_vector_ref):
8654 (get_vectype_for_scalar_type):
8655 (vect_create_data_ref_ptr):
8657 (vect_get_vec_def_for_operand):
8658 (vect_finish_stmt_generation):
8659 (vectorizable_assignment):
8660 (vectorizable_operation):
8661 (vectorizable_store):
8662 (vectorizable_load):
8663 (vect_transform_stmt):
8664 (vect_update_ivs_after_vectorizer):
8665 (vect_do_peeling_for_loop_bound):
8666 (vect_do_peeling_for_alignment):
8667 (vect_transform_loop):
8668 (vect_is_simple_use):
8669 (vect_analyze_operations):
8670 (vect_is_simple_iv_evolution):
8671 (vect_analyze_scalar_cycles):
8672 (vect_analyze_data_ref_dependences):
8673 (vect_compute_data_ref_alignment):
8674 (vect_enhance_data_refs_alignment):
8675 (vect_analyze_data_ref_access):
8676 (vect_analyze_data_ref_accesses):
8677 (vect_analyze_pointer_ref_access):
8678 (vect_get_memtag_and_dr):
8679 (vect_analyze_data_refs):
8680 (vect_mark_relevant):
8681 (vect_stmt_relevant_p):
8682 (vect_mark_stmts_to_be_vectorized):
8683 (vect_can_advance_ivs_p):
8684 (vect_get_loop_niters):
8685 (vect_analyze_loop):
8686 (vectorize_loops): Likewise.
8688 (vectorizable_load): Argument in call to vect_debug_details/stats
8689 changed from loop to LOOP_LOC (loop_vinfo).
8690 (vect_transform_loop):
8691 (vect_analyze_operations):
8692 (vect_analyze_scalar_cycles):
8693 (vect_analyze_data_ref_dependence):
8694 (vect_enhance_data_refs_alignment):
8695 (vect_analyze_data_ref_accesses):
8696 (vect_analyze_pointer_ref_access):
8697 (vect_analyze_data_refs):
8698 (vect_analyze_loop): Likewise.
8700 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
8701 changed from loop to loop_loc.
8703 (vect_enhance_data_refs_alignment): Removed unused variable loop.
8705 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
8706 Dorit Naishlos <dorit@il.ibm.com>
8708 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
8710 (vect_analyze_data_ref_dependences): Likewise.
8712 (vect_is_simple_use): Argument changed from loop structure to
8713 loop_vect_info structure.
8714 (vect_can_advance_ivs_p): Likewise.
8715 (vect_create_index_for_vector_ref): Likewise.
8716 (vect_update_ivs_after_vectorizer): Likewise.
8717 (new_stmt_vec_info): Likewise.
8719 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
8720 changed from loop to loop_vinfo.
8721 (vect_create_data_ref_ptr): First argument in call to
8722 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
8723 (vectorizable_assignment): Second argument in call to vect_is_simple_use
8724 was changed from loop to loop_vinfo.
8725 (vectorizable_operation): Likewise.
8726 (vectorizable_store): Likewise.
8727 (vect_mark_stmts_to_be_vectorized): Likewise.
8728 (vect_do_peeling_for_loop_bound): First argument in call to
8729 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
8730 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
8731 was changed from loop to loop_vinfo.
8732 (vect_analyze_data_ref_dependences): Third argument in call to
8733 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
8735 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
8736 (vect_create_data_ref_ptr): Likewise.
8737 (vect_init_vector): Likewise.
8738 (vect_get_vec_def_for_operand): Likewise.
8739 (vectorizable_assignment): Likewise.
8740 (vectorizable_operation): Likewise.
8741 (vectorizable_store): Likewise.
8742 (vectorizable_load): Likewise.
8743 (vect_update_ivs_after_vectorizer): Likewise.
8744 (vect_is_simple_use): Likewise.
8745 (vect_analyze_data_ref_dependence): Likewise.
8746 (vect_analyze_pointer_ref_access): Likewise.
8747 (vect_can_advance_ivs_p): Likewise.
8749 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
8750 before _stmt_vec_info.
8751 (_stmt_vec_info): Loop field replaced by loop_vec_info.
8752 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
8753 (new_stmt_vec_info): Argument changed from loop structure to
8754 loop_vect_info structure
8756 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
8757 (vect_analyze_offset_expr): Avoid 80 columns overflow.
8758 (vect_create_addr_base_for_vector_ref): Likewise.
8759 (vect_analyze_pointer_ref_access): Likewise.
8761 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8764 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
8765 phi flag if the phi is abnormal.
8767 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
8770 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
8771 information for the new statement.
8773 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8776 * gcc.c (main): Include the target in -v output.
8778 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
8780 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
8781 Do not drop the extend if we'd have to add a paradoxical subreg
8782 later. Include optabs.h and insn-codes.h.
8783 * Makefile.in (combine.o): Depend on $(OPTABS_H).
8785 2005-02-02 Roger Sayle <roger@eyesopen.com>
8788 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
8789 * fold-const.c (const_binop): Avoid constant folding floating
8790 point operations in modes that use composite representations.
8791 * simplify-rtx.c (simplify_binary_operation): Likewise.
8793 2005-02-02 Geoffrey Keating <geoffk@apple.com>
8795 * config/rs6000/altivec.md (altivec_dst): Make the first operand
8797 (altivec_dstt): Likewise.
8798 (altivec_dstst): Likewise.
8799 (altivec_dststt): Likewise.
8800 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
8803 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8805 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
8806 EXPR_LOCUS from orig_cond to the new cond_stmt.
8807 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
8810 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8812 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
8813 standard_iv_increment_position. Remove call to bsi_next
8814 (no need to bump the iterator anymore).
8815 (vect_create_index_for_vector_ref): Call
8816 standard_iv_increment_position. Remove second function argument.
8817 (vect_finish_stmt_generation): Remove call to bsi_next
8818 (no need to bump the iterator anymore).
8819 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
8820 to vect_create_index_for_vector_ref.
8822 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
8824 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
8825 phis are used out of the loop.
8827 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
8830 * c-decl.c (undef_nested_function): New variable.
8831 (pop_scope): Diagnose undefined nested functions.
8832 (finish_function): Don't attempt cgraph processing or genericizing
8833 if current top-level function contained an undefined nested
8834 function. Reset undef_nested_function at the end of a top-level
8837 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
8839 * tree.c (build_int_cst_type): Take sign of the value into account
8840 when deciding whether sign extend the value.
8842 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8845 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
8846 (cpp_options, cc1_options): Change %{std*&ansi} to
8847 %{std*&ansi&trigraphs}.
8849 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8851 * cse.c: Update comments.
8853 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
8855 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
8856 arguments go on the stack. Do not put complex doubles in odd/even
8859 2005-02-02 Steven Bosscher <stevenb@suse.de>
8861 * doc/invoke.texi: Update the options enabled at -O1, -O2,
8862 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
8863 -ftree-pre, and -fthread-jumps.
8865 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
8867 PR tree-optimization/19578
8868 * tree-flow.h (modified_noreturn_calls): Declare.
8869 (noreturn_call_p): Declare.
8870 * tree-flow-inline.h (noreturn_call_p): New function.
8871 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
8872 * tree-cfg.c (modified_noreturn_calls): New variable.
8873 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
8874 that contain a mid-block noreturn call.
8875 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
8877 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
8879 * df.c (df_def_record_1, df_uses_record): Don't use
8881 * df.h (DF_FOR_REGALLOC): Remove.
8883 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8886 * c-typeck.c (really_start_incremental_init): Reset
8887 constructor_max_index for arrays of incomplete type.
8889 2005-02-02 Jeff Law <law@redhat.com>
8891 * gcse.c (struct reg_set): Store the block index where the register
8892 was set rather than the setting insn.
8893 (record_one_set, compute_transp): Corresponding changes.
8894 (pre_insert_copy_insn): Do not call replace_one_set.
8895 (replace_one_set): Remove.
8897 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
8900 * doc/gcov.texi: Fix typo.
8902 2005-02-01 Richard Henderson <rth@redhat.com
8905 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
8906 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
8908 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
8909 * config/i386/i386-protos.h: Update.
8911 2005-02-01 Steven Bosscher <stevenb@suse.de>
8913 PR tree-optimization/19217
8914 * tree-cfg.c (verify_expr): Use the data field to see if TP was
8915 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
8916 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
8917 that it is walking a PHI node.
8919 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
8921 * doc/extend.texi (Nested Functions): Update.
8923 2005-02-01 Richard Henderson <rth@redhat.com>
8926 * optabs.c (expand_copysign_absneg): Export.
8927 * optabs.h (expand_copysign_absneg): Declare.
8928 * config/rs6000/rs6000.md (copysigntf3): New.
8930 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8932 PR tree-optimization/19633
8933 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
8934 * tree-ssa-alias.c (init_alias_info): Initialize.
8935 (merge_pointed_to_info): Set.
8936 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
8937 (dump_points_to_info_for): Show value of pt_null.
8938 (struct count_ptr_d): Declare.
8939 (find_ptr_dereference): Remove.
8940 (ptr_is_dereferenced_by): Remove.
8941 (count_ptr_derefs): New local function.
8942 (count_uses_and_derefs): New local function.
8943 (compute_points_to_and_addr_escape): Call it. If the number
8944 of dereferences is greater than zero, mark the pointer as
8945 dereferenced. If there are fewer dereferences than uses of
8946 the pointer, the pointer's value escapes.
8948 2005-02-01 Diego Novillo <dnovillo@redhat.com>
8950 PR tree-optimization/19670
8951 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
8953 (verify_use): ... set it here, instead.
8955 2005-02-01 Janis Johnson <janis187@us.ibm.com>
8957 * doc/sourcebuild.texi (Test directives): Fix formatting.
8959 * doc/sourcebuild.texi (Test directives): Describe selector
8962 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8964 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
8965 specific 64-bit CPUs.
8967 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
8970 * arm.c (arm_eliminable_register): New function.
8971 (adjacent_mem_locations): Don't allow eliminable registers. Use
8972 HOST_WIDE_INT for address offsets.
8973 * arm-protos.h (arm_eliminable_register): Add prototype.
8975 2005-02-01 Steven Bosscher <stevenb@suse.de>
8977 PR optimization/15242
8978 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
8979 * basic-block.h (duplicate_computed_gotos): Add prototype.
8980 * bb-reorder.c (duplicate_computed_gotos): New function to
8981 duplicate sufficiently small blocks ending in a computed jump.
8982 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
8983 if not optimizing for size.
8984 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
8985 never do tail merging for blocks ending in a computed jump.
8986 * doc/invoke.texi: Document the max-goto-duplication-insns param.
8988 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
8990 Patch from Richard Sandiford <rsandifo@redhat.com>
8991 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
8992 from inheriting a subreg equivalence with a non-spill register.
8994 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
8996 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
8998 * config/frv/frv.c (movcc_fp_destination_operand): New.
8999 (gpr_or_memory_operand): Fix typo in comment.
9000 (gpr_or_memory_operand_with_scratch): New.
9001 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
9002 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
9003 movcc_fp_destination_operand.
9004 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
9005 Legitimize memory addresses using a scratch register.
9007 2005-01-31 Jeff Law <law@redhat.com>
9009 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
9010 bitmap a sparse bitmap instead of a simple bitmap.
9011 (mark_def_sites_initialize_block): Corresponding changes.
9012 (ssa_mark_def_sites_initialize_block): Likewise.
9013 (ssa_mark_phi_uses): Likewise.
9014 (mark_def_site, ssa_mark_def_sites): Likewise.
9015 (mark_def_site_blocks): Likewise.
9016 (rewrite_ssa_into_ssa): Likewise.
9018 * tree-ssa-dom.c (record_cond): Pass correct variable type
9019 for last argument to htab_find_slot_with_hash.
9021 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
9022 effects when optimizing 0 % X. Do not try to optimize X % 0.
9024 2005-01-31 James E. Wilson <wilson@specifixinc.com>
9026 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
9029 2005-02-01 Eric Christopher <echristo@redhat.com>
9031 * config/mips/mips.c (override_options): Warn if -mint64
9033 * doc/invoke.texi (MIPS Options): Document that -mint64 is
9036 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
9038 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
9040 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
9041 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
9042 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
9043 (cached_regno): Initialize to INVALID_REGNUM.
9044 (cse_reg_info_table_size,
9045 cse_reg_info_table_first_uninitialized,
9046 cse_reg_info_timestamp): New.
9047 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
9049 (init_cse_reg_info, get_cse_reg_info_1): New.
9050 (get_cse_reg_info): Cache the last look-up.
9051 (new_basic_block): Update the code to clear mappings from
9052 registers to cse_reg_info entries.
9053 (cse_main): Call init_cse_reg_info.
9055 * cse.c (get_cse_reg_info): Update a comment.
9057 2005-01-31 Steven Bosscher <stevenb@suse.de>
9060 * c-decl.c (start_decl): Do not warn about arrays of elements with
9061 an incomplete type here.
9062 (grokdeclarator): Do it here by making a pedwarn an error.
9063 * c-typeck.c (push_init_level): If there were previous errors with
9064 the constructor type, do not warn about braces for initializers.
9065 (process_init_element): Likewise for excess initializer elements.
9067 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
9069 * cse.c (delete_trivially_dead_insn): Don't iterate.
9071 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
9073 * config/rs6000/rs6000.md (copysignsf3): New expand.
9074 (copysigndf3): Likewise.
9076 2005-01-31 Steven Bosscher <stevenb@suse.de>
9078 * recog.c (constrain_operands): Only look for earlyclobber operand
9079 conflicts if an '&' constraint was seen.
9081 2005-01-31 Marc Espie <espie@openbsd.org>
9083 * config.gcc: Don't include embedded systems fragment, switches default
9084 debugging format to ELF.
9085 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
9086 longer pick it up there.
9088 2005-01-31 Dale Johannesen <dalej@apple.com>
9090 * doc/extend.texi (nested functions): Fix linkage description.
9091 Clarify that static is not allowed.
9093 2005-01-31 Dale Johannesen <dalej@apple.com>
9095 * config/rs6000/darwin.md (movsf_low_di): Make work.
9096 (movdf_low_di): Make work.
9098 2005-01-31 Dale Johannesen <dalej@apple.com>
9100 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
9101 Make work for 64 bit.
9103 2005-01-31 Roger Sayle <roger@eyesopen.com>
9104 Dale Johannesen <dalej@apple.com>
9107 * fold-const.c (fold_binary_op_with_conditional_arg):
9108 Make types match original operands, before STRIP_NOPS.
9110 2005-01-31 Alan Modra <amodra@bigpond.net.au>
9112 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
9113 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
9114 (struct gcc_sigcontext): Delete. Merge contents to..
9115 (struct gcc_ucontext): ..here.
9116 (get_sigcontext): Delete.
9117 (get_regs): New function, like get_sigcontext but return regs ptr.
9118 64-bit version finds regs from r1 to support vdso.
9119 (ppc_linux_aux_vector): New function.
9120 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
9123 2005-01-31 Ira Rosen <irar@il.ibm.com>
9125 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
9127 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
9128 redundant fold. Fix misalignment for MINUS_EXPR.
9129 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
9130 (vect_analyze_pointer_ref_access): Likewise.
9131 (vect_get_memtag_and_dr): Likewise.
9133 2005-01-31 Richard Henderson <rth@redhat.com>
9135 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
9136 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
9137 absnegdf2_i387, absnegxf2_i387): Likewise.
9139 2005-01-31 Richard Henderson <rth@redhat.com>
9142 * optabs.c (expand_copysign_absneg): New.
9143 (expand_copysign_bit): Split out from ...
9144 (expand_copysign): ... here. Use expand_copysign_absneg.
9146 2005-01-30 Roger Sayle <roger@eyesopen.com>
9149 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
9150 constant as the second operand and a register as the third.
9152 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
9155 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
9156 that dllimport'd functions do not use all call-clobbered registers
9159 2005-01-30 Richard Henderson <rth@redhat.com>
9162 * optabs.c (expand_absneg_bit): Split out from expand_unop and
9163 expand_abs_nojump and generalize. Use operand_subword and
9164 emit_no_conflict_block. Support large modes.
9165 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
9167 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
9168 negation to subtraction.
9169 (expand_copysign): Check that the format has signed zeros.
9170 Use operand_subword and emit_no_conflict_block. Support large modes.
9172 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
9174 Fix PR tree-optimization/19624
9176 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
9177 * tree-ssa-pre.c: Add cfgloop.h.
9179 (pre_stats): New member, constified.
9180 (inserted_exprs): New static variable.
9181 (NECESSARY): New macro.
9182 (create_expression_by_pieces): Fold the expression, and
9183 mark it as defaulting to not necessary. Also put in
9185 (fully_constant_expression): New function.
9186 (insert_into_preds_of_block): Modify to not insert phis when we
9187 are playing with induction variables.
9188 Push phis onto the inserted_exprs vector, and mark them as not
9189 necessary by default.
9190 (insert_aux): Call fully_constant_expression on eprime.
9191 If all edges produce the same value, mark it constant.
9192 (mark_operand_necessary): New function.
9193 (remove_dead_inserted_code): New function.
9194 (init_pre): Init loop optimizer to get loop info.
9195 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
9196 (execute_pre): Commit edge inserts, then remove dead code.
9198 2005-01-30 Richard Henderson <rth@redhat.com>
9200 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
9201 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
9203 2005-01-30 Richard Henderson <rth@redhat.com>
9206 * config/i386/i386.c (ix86_expand_copysign): New.
9207 (ix86_split_copysign_const): New.
9208 (ix86_split_copysign_var): Rename from ix86_split_copysign,
9209 rearrange op1/nmask operands.
9210 * config/i386/i386-protos.h: Update.
9211 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
9212 (copysigndf3): Likewise.
9213 (copysignsf3_const, copysigndf3_const): New.
9214 (copysignsf3_var): Rename from copysignsf3, split out splitter
9215 and fix split predicate for X constraint.
9216 (copysigndf3_var): Similarly.
9218 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
9220 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
9221 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
9222 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
9224 2005-01-29 Richard Henderson <rth@redhat.com>
9227 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
9228 of # and * in constraints.
9230 2005-01-29 Richard Henderson <rth@redhat.com>
9233 * expr.c (store_field): Don't strip sub-mode cast when the input
9234 data is even smaller.
9236 2005-01-29 Richard Henderson <rth@redhat.com>
9239 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
9242 2005-01-29 Richard Henderson <rth@redhat.com>
9244 * combine.c (make_field_assignment): Fix argument order
9247 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
9249 PR tree-optimization/15791
9250 * fold-const.c (extract_array_ref): New function.
9251 (fold): Fold comparisons between &a[i] and &a[j] or
9252 semantically equivalent trees.
9254 2005-01-29 Jeff Law <law@redhat.com>
9256 * gcse.c (insert_expr_in_table): Revamp handling of available
9257 and anticipatable occurrence lists to avoid unnecessary list
9259 (insert_set_in_table): Similarly.
9261 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
9263 * c-common.c (fix_string_type): Just use c_build_qualified_type to
9265 (c_build_qualified_type): Build qualified array types with
9266 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
9267 * c-decl.c (c_make_fname_decl): Build unqualified array type
9268 before qualified type.
9269 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
9270 type is qualified, not just if type itself is. Don't apply
9271 qualifiers to array type when declarator is processed. Apply
9272 qualifiers to field type whether or not it is an array type.
9273 Don't handle array types specially for applying qualifiers to
9275 * c-typeck.c (composite_type): Build unqualified element type and
9276 array type when forming composite of array types.
9277 (common_pointer_type, comptypes, comp_target_types,
9278 type_lists_compatible_p, build_indirect_ref, build_array_ref,
9279 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
9281 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
9282 (args2) in variables a1 and a2.
9284 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
9286 * cse.c (n_elements_made, max_elements_made): Remove.
9287 (insert): Don't touch n_elements_made.
9288 (cse_main): Don't touch n_elements_made or max_elements_made.
9290 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
9293 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
9294 configuration part of dp-bit.c to be lost.
9296 2005-01-28 Roger Sayle <roger@eyesopen.com>
9298 * expmed.c (expand_mult_highpart_optab): When attempting to use
9299 a non-widening multiplication in a wider mode, the operands need
9300 to be converted (zero or sign extended) to that mode.
9302 2005-01-28 Ian Lance Taylor <ian@airs.com>
9306 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
9307 through if both operands fall through.
9309 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9311 * cse.c (fold_rtx) <PC>: Don't optimize.
9313 2005-01-28 Jeff Law <law@redhat.com>
9315 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
9316 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
9318 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
9320 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
9321 cse_reg_info_used_list_end): Remove.
9322 (cse_reg_info_list, cse_reg_info_list_free): New.
9323 (get_cse_reg_info): When allocating an instance of
9324 cse_reg_info, add it to the beginning of the cse_reg_info_list
9325 list. Remove code to maintain cse_reg_info_used_list.
9326 (new_basic_block): Reset the free list to the beginning of
9329 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
9331 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
9332 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
9333 (frv_expand_mdpackh_builtin): New function.
9334 (frv_expand_builtin): Use it to expand __MDPACKH.
9335 * doc/extend.texi (__MDPACKH): Update documentation.
9337 2005-01-28 Uros Bizjak <uros@kss-loka.si>
9339 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
9340 SSE_FLOAT_MODE_P for use_sse computation.
9342 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
9345 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
9347 2005-01-27 Richard Henderson <rth@redhat.com>
9349 * builtins.c (expand_builtin_copysign): New.
9350 (expand_builtin): Call it.
9351 * genopinit.c (optabs): Add copysign_optab.
9352 * optabs.c (init_optabs): Initialize it.
9353 (expand_copysign): New.
9354 * optabs.h (OTI_copysign, copysign_optab): New.
9355 (expand_copysign): Declare.
9357 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
9358 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
9360 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
9361 (ix86_expand_fp_absneg_operator): ... here.
9362 (ix86_split_copysign): New.
9363 * config/i386/i386-protos.h: Update.
9364 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
9365 (copysignsf3, copysigndf3): New.
9367 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
9368 (copysignsf3, ncopysignsf3): New.
9369 (copysigndf3, ncopysigndf3): New.
9370 (copysignxf3, ncopysignxf3): New.
9371 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
9373 2005-01-27 Arend Bayer <arend.bayer@web.de>
9374 Kazu Hirata <kazu@cs.umass.edu>
9376 * cse.c: (find_best_addr): Don't call copy_rtx before calling
9377 fold_rtx. Save cost recomputation if fold_rtx did nothing.
9378 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
9381 2005-01-27 Jeff Law <law@redhat.com>
9383 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
9384 definitions of SSA_NAMEs which are not being rewritten.
9385 (rewrite_ssa_into_ssa): Only initialize the current definition
9386 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
9387 If checking is enabled, assert that SSA_NAME_AUX is clear for all
9388 SSA_NAMEs before returning.
9390 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
9392 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
9393 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
9394 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
9395 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
9396 config/mips/iris6.h, config/sh/sh.c: Update copyright.
9398 2005-01-27 Steven Bosscher <stevenb@suse.de>
9401 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
9402 higher to -O2 and higher. Likewise for tree PRE.
9403 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9406 2005-01-27 Ian Lance Taylor <ian@airs.com>
9409 * gimple-low.c (try_catch_may_fallthru): New static function.
9410 (block_may_fallthru): Handle TRY_CATCH_EXPR.
9411 * tree-inline.c (expand_call_inline): Don't warn about reaching
9412 the end of a non-void function being inlined if the function uses
9415 2005-01-27 Jakub Jelinek <jakub@redhat.com>
9417 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
9420 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
9421 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
9422 (implicitly_declare): Handle error_mark_node.
9424 2005-01-27 Richard Henderson <rth@redhat.com>
9427 * tree.h (struct tree_decl): Add debug_expr_is_from.
9428 (DECL_DEBUG_EXPR_IS_FROM): New.
9429 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
9430 * dwarf2out.c (dwarf2out_var_location): Update to match.
9431 * tree-outof-ssa.c (create_temp): Likewise.
9432 * var-tracking.c (track_expr_p): Likewise.
9433 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
9434 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
9435 * toplev.c (default_tree_printer): Likewise.
9437 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
9439 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
9440 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
9442 2005-01-27 Steven Bosscher <stevenb@suse.de>
9444 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
9445 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
9446 ASM_CLOBBERS): Add tree checks.
9448 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
9449 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
9450 * c-common.def (SWITCH_STMT): Update to match.
9451 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
9452 macros instead of SWITCH_EXPR ones.
9453 * c-dump.c (c_dump_tree): Likewise.
9454 * c-gimplify.c (gimplify_switch_stmt): Likewise.
9455 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
9457 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
9459 2005-01-27 Alan Modra <amodra@bigpond.net.au>
9461 * unwind-dw2.c (execute_stack_op): Add missing cases for
9462 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
9464 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
9466 * config.gcc (Obsolete configurations): Remove 'dummy', add
9467 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
9470 2005-01-26 Diego Novillo <dnovillo@redhat.com>
9472 PR tree-optimization/19633
9473 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
9475 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
9476 are no call-clobbered variables.
9477 * tree-outof-ssa.c (check_replaceable): Return false for calls
9480 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
9482 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
9483 even for variables with NULL DECL_INITIAL.
9485 2005-01-26 Stuart Hastings <stuart@apple.com>
9487 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
9489 2005-01-26 Richard Henderson <rth@redhat.com>
9492 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9494 * expr.c (store_field): Strip conversions to odd-bit-sized types
9495 if the destination field width matches.
9497 2005-01-26 Richard Henderson <rth@redhat.com>
9499 * c-decl.c, expmed.c, expr.c: Revert last change.
9501 2005-01-26 Richard Henderson <rth@redhat.com>
9504 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
9506 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
9507 if we don't need the bits above those present in the current mode.
9508 * expr.c (store_field): Strip conversions to odd-bit-sized types
9509 if the destination field width matches.
9511 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
9513 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
9514 either -ffast-math or -funsafe-math-optimizations is in use.
9516 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
9520 * config/avr/avr.c (notice_update_cc): Only set condition code for
9521 ashrqi3 if shift count > 0.
9522 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
9523 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
9524 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
9525 count <= 0 as a no-op, and shift count >= width by copying zero
9526 or sign bit to all bits of the result.
9527 * config/avr/avr.md (all shifts): Add alternatives for zero shift
9528 count, with attribute "length" set to 0 and "cc" set to "none".
9530 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9532 * doc/invoke.texi: Document -mTLS.
9534 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
9535 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
9536 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
9537 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
9538 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
9539 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
9540 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
9541 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
9543 * configure.ac: Check for a TLS capable gas.
9545 * configure: Regenerate.
9547 2005-01-26 Richard Henderson <rth@redhat.com>
9550 * combine.c (make_field_assignment): Simplify store to zero_extract
9551 from a source with an overlapping mask.
9553 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
9555 2004-11-11 Eric Christopher <echristo@redhat.com>
9557 * config/frv/frv.md: Add fr400_integer automaton. Don't
9558 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
9561 2005-01-26 Steven Bosscher <stevenb@suse.de>
9564 * cfgbuild.c (make_edges): Do not clear or set
9565 current_function_has_computed_jump.
9566 * function.h (struct function): Remove the has_computed_jump field.
9567 (current_function_has_computed_jump): Do not define.
9568 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
9569 in a computed jump. Ignore current_function_has_computed_jump.
9571 2005-01-26 Richard Henderson <rth@redhat.com>
9574 * expr.c (categorize_ctor_elements): New argument p_must_clear.
9575 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
9577 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
9578 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
9579 objects into static storage if they have more than one non-zero value.
9580 * tree.h (categorize_ctor_elements): Update decl.
9582 2005-01-26 Steven Bosscher <stevenb@suse.de>
9585 * tree.h (CALL_EXPR_TAILCALL): Add comment.
9586 * calls.c (check_sibcall_argument_overlap_1): Revert the change
9587 to this function from 2004-07-10.
9588 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
9589 the current function for tail call optimizations if the address
9590 of one of it its arguments is taken.
9592 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
9594 * cse.c (fold_rtx): Call equiv_constant only when necessary.
9596 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
9598 * function.c (expand_function_end): If current_function_calls_alloca,
9599 emit stack restore in a place that is reached when the function falls
9602 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
9604 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
9605 rule to avoid matching inappropriate suffix rule.
9607 2005-01-26 Jan Hubicka <jh@suse.cz>
9609 PR tree-optimization/19241
9610 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
9612 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9614 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
9615 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
9617 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
9618 <sim*>: Always use crt1.o, regardless of N in simN.
9619 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9620 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
9621 (CRT_CALL_STATIC_FUNCTION): Remove.
9622 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
9623 use crt1.o, regardless of N in simN.
9624 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
9625 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
9626 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
9627 case isystem setting.
9628 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
9630 2005-01-25 Ian Lance Taylor <ian@airs.com>
9632 * gimple-low.c (block_may_fallthru): Correct handling of
9633 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
9635 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
9637 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
9638 handlers to match indentation; nested under the mtune=* handler.
9639 Similar for mcpu= and march=.
9641 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
9643 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
9644 * config/mips/linux64.h (LIB_SPEC): Likewise.
9645 * config/mn10300/linux.h (LIB_SPEC): Likewise.
9646 * config/sh/linux.h (LIB_SPEC): Likewise.
9648 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
9650 * config/frv/frv.c (frv_legitimize_tls_address): New.
9651 (TARGET_HAVE_TLS): Define.
9652 (FRV_SYMBOL_REF_TLS_P): Define.
9653 (frv_override_options): Handle new register classes.
9654 (frv_legitimate_address_p): Reject tls addresses.
9655 (frv_legitimize_address): Handle TLS addresses.
9656 (gen_inlined_tls_plt): New.
9658 (frv_legitimize_tls_address): New.
9659 (unspec_got_name): Add TLS entries.
9660 (got12_operand): Add R_FRV_TLSMOFF12 case.
9661 (frv_emit_move): Fixup TLS addresses.
9662 (frv_emit_movsi): Legitimize TLS addresses.
9664 * config/frv/frv.h (MASK_BIG_TLS): New.
9665 (TARGET_BIG_TLS): New.
9666 (HAVE_AS_TLS): Define.
9667 (TARGET_SWITCHES): Add -mTLS and -mtls options.
9668 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
9669 (REG_CLASS_NAMES): Same.
9670 (REG_CLASS_CONTENTS): Same.
9671 (CONSTRAINT_LEN): New.
9672 (REG_CLASS_FROM_CONSTRAINT): New.
9673 (PREDICATE_CODES): Add symbolic_operand.
9675 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
9676 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
9677 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
9678 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
9679 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
9680 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
9681 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
9682 GR9_REG, GR14_REG, LRREG.
9683 (type): Add load_or_call attribute.
9684 ("load_or_call"): New reservation.
9685 ("call_gettlsoff"): New.
9686 ("tls_indirect_call"): New.
9687 ("tls_load_gottlsoff12"): New.
9688 ("tlsoff_hilo"): New.
9689 ("tls_tlsdesc_ldd"): New.
9690 ("tls_tlsoff_ld"): New.
9693 * config/frv/frv-protos.h (symbolic_operand): Protoize.
9695 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
9697 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
9698 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
9699 * config/frv/frv.c (TLS_BIAS): Define.
9700 (frv_output_dwarf_dtprel): New.
9702 2005-01-26 Jakub Jelinek <jakub@redhat.com>
9704 PR rtl-optimization/19579
9705 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
9706 both A and B, see if they don't clobber registers the other expr uses.
9708 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
9710 * real.c (do_add): Initialize signalling and canonical members.
9712 * real.c (real_from_integer): Zero out destination.
9714 2005-01-18 Jan Hubicka <jh@suse.cz>
9716 PR tree-optimize/19337
9717 * tree-inline.c (initialize_inlined_parameters): Copy
9718 saved_static_chain_decl only.
9720 2005-01-25 Richard Henderson <rth@redhat.com>
9724 * config/i386/i386.c (x86_inter_unit_moves): Zero.
9725 (ix86_preferred_reload_class): Rewrite fp-constant section, with
9726 80387 enabled, to return a proper subclass. Return the subset that
9727 overlaps with GENERAL_REGS for PLUS.
9728 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
9730 2005-01-25 Richard Henderson <rth@redhat.com>
9733 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
9735 2005-01-25 Roger Sayle <roger@eyesopen.com>
9737 * expmed.c (choose_multiplier): Change interface to return the
9738 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
9739 (expand_divmod): Update calls to choose_multiplier.
9741 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9744 * expmed.c (extract_bit_field): Use adjust_address instead of
9745 gen_lowpart when op0 is a MEM.
9747 2005-01-24 Steven Bosscher <stevenb@suse.de>
9749 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
9751 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
9753 * config/mips/irix-csr.c: New file.
9754 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
9755 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
9756 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
9759 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
9762 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
9763 sparc/elf.h, add sparc/sp-elf.h.
9764 (sparc-*-rtems*): Likewise.
9765 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
9766 tm-dwarf2.h, add sparc/sp-elf.h.
9767 (sparc86x-*-elf): Likewise.
9768 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
9769 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
9770 TARGET_OS_CPP_BUILTINS.
9771 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9772 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9774 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
9775 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
9776 (SWITCH_TAKES_ARG): Likewise.
9777 (LOCAL_LABEL_PREFIX): Likewise.
9778 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9779 (TARGET_N_FORMAT_TYPES): Delete.
9780 (TARGET_FORMAT_TYPES): Likewise.
9781 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9782 * config/sparc/elf.h: Delete.
9783 * config/sparc/sp-elf.h: New file.
9785 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9787 * tree-flow-inline.h (phi_arg_from_edge): Remove.
9788 * tree-flow.h: Remove the corresponding prototype.
9789 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
9790 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
9792 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9795 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
9796 for AIX ABI or ELF -fPIC.
9797 (rs6000_emit_load_toc_table): Don't create toc_section here.
9798 (rs6000_xcoff_file_start): Nor here.
9800 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
9802 * sh.c (ra.h): Don't #include.
9803 (hard_regs_intersect_p): New function, resurrected from ra.c.
9805 * sh.c: Fix 1996 Copyright.
9807 2005-01-24 Richard Henderson <rth@redhat.com>
9808 Aldy Hernandez <aldyh@redhat.com>
9810 * regrename.c (note_sets): Handle subregs.
9812 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
9815 * genconditions.c (write_header, write_conditions): Elide file if
9818 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
9820 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
9821 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
9824 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9826 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
9827 expand_builtin_printf, expand_builtin_fprintf,
9828 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
9829 checking against POINTER_TYPE.
9830 (validate_arglist): Handle POINTER_TYPE code by checking
9833 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
9835 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
9837 (for_each_rtx): Call for_each_rtx_1.
9838 * rtl.h (init_rtlanal): Declare.
9839 * toplev.c (backend_init): Call init_rtlanal.
9841 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9843 * flow.c (propagate_one_insn): Formatting.
9846 * flow.c (libcall_dead_p): Be more conservative if unsure.
9847 If there are any instructions between insn and call, see if they are
9848 all dead before saying the libcall is dead.
9850 2005-01-24 Uros Bizjak <uros@kss-loka.si>
9852 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
9853 operand constraint for operand 0.
9855 2005-01-23 Richard Henderson <rth@redhat.com>
9858 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
9859 edges leading to join block.
9861 2005-01-23 Roger Sayle <roger@eyesopen.com>
9863 * expmed.c (expand_mult_highpart): Make static. Change type of
9864 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
9865 (expand_divmod): Updates calls to expand_mult_highpart by using
9866 gen_int_mode to pass a CONST_INT rtx.
9867 * rtl.h (expand_mult_highpart): Remove prototype.
9869 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9871 * flow.c (regset_bytes, regset_size): Remove.
9873 * cfganal.c: Fix a reference to Harvey's paper.
9875 2005-01-23 Steven Bosscher <stevenb@suse.de>
9877 PR rtl-optimization/19464
9878 * tree-optimize.c (init_tree_optimization_passes): Add one more
9879 copyrename pass just before out-of-ssa.
9881 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
9884 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
9885 * ggc-none.c (ggc_free): Define.
9887 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9889 * cse.c (max_reg, max_insn_uid): Remove.
9890 (cse_main): Don't access max_reg or max_insn_uid.
9892 * c-common.c (explicit_flag_signed_bitfields,
9893 lang_statement_code_p, lang_expand_function_end): Remove.
9894 * c-common.h: Remove the corresponding declarations.
9895 * c-opts.c (c_common_handle_option): Remove all write access
9896 to explicit_flag_signed_bitfields.
9898 * cgraph.c (cgraph_varpool_n_nodes): Remove.
9899 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
9900 * cgraph.h: Remove the corresponding declaration.
9902 * gcse.c (null_pointer_info): Remove.
9904 2005-01-23 Roger Sayle <roger@eyesopen.com>
9905 Eric Botcazou <ebotcazou@libertysurf.fr>
9907 * combine.c (simplify_logical): Only simplify logical expressions
9908 of the form ior(and(x,y),z) by the inverse distributive law if the
9909 result is cheaper than the original.
9911 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
9913 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
9914 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
9915 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
9916 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
9917 config/freebsd-spec.h, config/arm/arm.h,
9918 config/h8300/h8300.md, config/i386/i386.md,
9919 config/i386/predicates.md, config/i386/sse.md,
9920 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
9921 config/vax/vax.md: Fix comment typos. Follow spelling
9924 2005-01-23 Steven Bosscher <stevenb@suse.de>
9926 * gengtype.c (walk_type): Produce `not equal to' compares for loop
9927 tests, instead of `less than'.
9929 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
9931 * function.c (assign_parm_setup_block): When creating a new stack slot
9932 for a parameter, get its alignment from the parameter's DECL_ALIGN
9933 rather than the type's TYPE_ALIGN. Make sure that the parameter
9934 is at least word aligned.
9936 2005-01-22 Roger Sayle <roger@eyesopen.com>
9939 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
9941 2005-01-22 Richard Henderson <rth@redhat.com>
9944 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
9945 in both compare operands.
9946 (movdfcc_1_sse_max): Likewise.
9947 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
9948 (movdfcc_1_sse): Likewise.
9949 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
9950 scratch register as needed.
9952 2005-01-22 Richard Henderson <rth@redhat.com>
9954 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
9956 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
9958 2005-01-22 Richard Henderson <rth@redhat.com>
9960 * genopinit.c (optabs): Use smin/smax for floating point too.
9961 * doc/md.texi: Update to match. Clarify that floating point
9962 results are undefined for +0/-0 and NaN.
9963 * doc/rtl.texi: Likewise.
9964 * rtl.def (SMIN, SMAX): Likewise
9965 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
9967 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
9968 leading 's' to the name.
9969 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
9970 smaxxf3, sminxf3): Likewise.
9971 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
9974 2005-01-22 Paul Brook <paul@codesourcery.com>
9976 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
9978 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
9980 * config/s390/s390.c (struct processor_costs): New fields
9981 dlgr, dlr, dr, dsgfr, dsgr.
9982 (z900_cost, z990_cost): Values for new fields.
9983 (s390_rtx_costs): New cases MEM und COMPARE in switch
9984 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
9985 DIV, MOD, UDIV, UMOD.
9987 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9989 * config/s390/s390.md ("doloop_si64"): Reload input value directly
9990 into the register being decremented.
9991 ("doloop_si31", "doloop_di"): Likewise.
9992 ("*doloop_si_long"): Adapt pattern.
9994 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
9996 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
9998 (CLASS_MAX_NREGS): Likewise.
10000 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
10002 * doc/tree-ssa.texi (Statement Operands): Add example for new
10003 must-def macro. Note deprecation of old operands interface.
10005 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
10007 PR tree-optimization/19484
10008 * tree-cfg.c (remove_fallthru_edge): New function.
10009 (cleanup_control_flow): Remove fallthru edges from calls that are
10010 now known not to return.
10012 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10014 Fix PR tree-optimization/19038
10015 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
10016 copies with loop variant ones.
10018 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
10020 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
10021 config/alpha/alpha-protos.h, config/alpha/alpha.h,
10022 config/alpha/alpha.md, config/alpha/predicates.md,
10023 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
10024 config/sparc/sol2.h: Update copyright.
10026 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
10027 first label to see if it is a nonlocal label.
10029 2005-01-22 David Edelsohn <edelsohn@gnu.org>
10030 Andrew Pinski <pinskia@physics.uc.edu>
10033 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
10034 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
10036 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10038 * config/rs6000/rtems.h: Update copyright.
10040 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
10043 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
10044 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
10045 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
10047 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
10050 * c-typeck.c (convert_arguments): Check for error_mark_node.
10052 2005-01-21 Ian Lance Taylor <ian@airs.com>
10054 PR tree-optimization/13000
10055 * tree-inline.c: Include "tree-flow.h".
10056 (expand_call_inline): If warn_return_type, warn if non-void inline
10057 function falls through.
10058 * tree-cfg.c (execute_warn_function_return): Don't warn about
10059 control reaching end if TREE_NO_WARNING is set. Set
10061 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
10063 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
10064 branch if we don't need one.
10065 * c-typeck.c: Include "tree-flow.h"
10066 (c_finish_bc_stmt): Don't add a goto if the current statement
10067 list doesn't fall through to the current point.
10069 2005-01-21 Roger Sayle <roger@eyesopen.com>
10071 PR rtl-optimization/576
10072 * real.c (real_arithmetic): Change return type from void to bool
10073 to return an indication that the result may be inexact.
10074 * real.h (real_arithmeric): Update prototype.
10075 * fold-const.c (const_binop): Don't constant fold floating
10076 point expressions when the user specifies -frounding-math and
10077 the result may depend upon the run-time rounding mode.
10078 (fold_convert_const_real_from_real): Clean-up.
10079 (fold_initializer): Ignore flag_rounding_math for initializers.
10080 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
10081 constant fold FP operations with flag_rounding_math if the
10082 result may depend upon the run-time rounding mode.
10084 2005-01-21 Tom Tromey <tromey@redhat.com>
10086 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
10088 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
10090 * tree-cfg.c: Fix comment typos.
10092 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
10094 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
10095 around the call to rest_of_handle_branch_target_load_optimize.
10097 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
10099 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
10100 (sparc64-*-openbsd*): Likewise.
10101 (sparclite-*-elf*): Include tm-dwarf2.h.
10102 (sparc86x-*-elf*): Likewise.
10103 (sparc64-*-elf*): Likewise.
10104 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
10105 (DBX_DEBUGGING_INFO): Likewise.
10106 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
10107 (PREFERRED_DEBUGGING_TYPE): Likewise.
10108 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
10109 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
10110 (PREFERRED_DEBUGGING_TYPE): Likewise.
10111 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
10112 (PREFERRED_DEBUGGING_TYPE): Likewise.
10113 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
10115 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
10118 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
10120 2005-01-20 Paul Brook <paul@codesourcery.com>
10122 * doc/rtl.texi: Document value extension requirements for CONST_INT.
10124 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10126 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
10127 label is first in a sequence of labels.
10129 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
10131 2005-01-20 Janis Johnson <janis187@us.ibm.com>
10132 Giovanni Bajo <giovannibajo@gcc.gnu.org>
10134 * doc/sourcebuild.texi (Test Directives): New.
10136 2005-01-20 Roger Sayle <roger@eyesopen.com>
10138 * real.c (real_floor): Don't leave the result uninitialized when
10139 mode is VOIDMode, but return the unrounded intermediate value.
10140 (real_ceil): Likewise.
10142 2005-01-20 Paul Brook <paul@codesourcery.com>
10144 * config/arm/arm.md (insv): Use gen_int_mode.
10146 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10148 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
10149 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10150 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10151 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10152 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
10154 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
10157 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
10158 fbreg, so we have to assume we can't.
10159 (loc_descriptor_from_tree_1): Ditto.
10160 (containing_function_has_frame_base): New function.
10161 (add_location_or_const_value_attribute): Use it.
10162 Also try to generate a frame_base from a single element location
10165 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10167 PR tree-optimization/15349
10168 * timevar.def (TV_TREE_MERGE_PHI): New.
10169 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
10171 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
10172 calls to tree_forwarder_block_p.
10173 (remove_forwarder_block_with_phi, merge_phi_nodes,
10174 gate_merge_phi, pass_merge_phi): New.
10175 * tree-optimize.c (init_tree_optimization_passes): Add
10177 * tree-pass.h: Add an extern for pass_merge_phi;
10179 2005-01-20 Richard Henderson <rth@redhat.com>
10182 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
10183 (_mm_castps_pd, _mm_castps_si128): New.
10184 (_mm_castsi128_ps, _mm_castsi128_pd): New.
10186 2005-01-20 Richard Henderson <rth@redhat.com>
10189 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
10190 __builtin_ia32_vec_init_v2si.
10191 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
10192 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
10193 (ix86_init_mmx_sse_builtins): Create it.
10194 (ix86_expand_builtin): Expand it.
10195 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
10196 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
10197 (vec_extractv2si_0, vec_extractv2si_1): New.
10199 2005-01-20 Richard Henderson <rth@redhat.com>
10202 * config/i386/i386.c (ix86_expand_push): New.
10203 * config/i386/mmx.md (push<MMXMODE>1): New.
10204 * config/i386/sse.md (push<SSEMODE>1): New.
10205 * config/i386/i386-protos.h: Update.
10207 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
10209 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
10212 2005-01-20 Richard Henderson <rth@redhat.com>
10214 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
10215 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
10217 2005-01-19 Richard Henderson <rth@redhat.com>
10220 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
10221 to V4SFmode in SSE1 fallback load path.
10223 2005-01-19 Richard Henderson <rth@redhat.com>
10225 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
10226 in QImode expansion to ix86_expand_vector_set.
10227 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
10229 2005-01-19 Richard Henderson <rth@redhat.com>
10232 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
10233 subclass of the input class.
10234 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
10235 Always true for cross-SSE1 classes. Rationalize conditionals.
10236 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
10237 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
10238 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
10239 (movdi_2): Add MMX/SSE zeros.
10240 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
10241 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
10242 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
10243 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
10244 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
10245 (zero_extendsidi2_rex64_1): Remove.
10246 (MOV0 peephole): Check GENERAL_REG_P.
10248 2005-01-19 Richard Henderson <rth@redhat.com>
10251 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
10253 (ix86_expand_vector_extract): Likewise.
10255 2005-01-19 Richard Henderson <rth@redhat.com>
10257 PR middle-end/19304
10258 * expr.c (emit_move_change_mode): New argument force; use
10259 simplify_gen_subreg if true.
10260 (emit_move_via_alt_mode): Merge into ...
10261 (emit_move_via_integer): ... here.
10262 (emit_move_ccmode): Use emit_move_change_mode directly.
10264 2005-01-19 Richard Henderson <rth@redhat.com>
10267 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
10268 (alpha_preferred_reload_class): Handle CONST_VECTOR.
10269 (alpha_emit_set_const_1): Add no_output parameter; don't emit
10271 (alpha_emit_set_const): Likewise. Make static.
10272 (alpha_emit_set_long_const): Make static.
10273 (alpha_extract_integer): Split out from alpha_expand_mov.
10274 (alpha_split_const_mov): Likewise.
10275 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
10276 (alpha_legitimate_constant_p): New.
10277 * config/alpha/alpha-protos.h: Update.
10278 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
10279 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
10280 * config/alpha/alpha.md (movsi): Add n alternative.
10281 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
10282 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
10283 (splitters for all of the above): Use alpha_split_const_mov.
10284 * config/alpha/predicates.md (non_add_const_operand): New.
10285 (non_zero_const_operand): New.
10286 (input_operand): Use alpha_legitimate_constant_p after reload.
10288 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10290 PR tree-optimization/19038
10291 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
10292 (add_candidate): Add ivs with increment in latch only if
10293 allow_ip_end_pos_p is true.
10294 (determine_iv_cost): Use empty_block_p.
10296 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
10298 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
10299 (compute_dominance_frontiers): Ditto.
10301 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
10304 * config/sh/t-rtems: New.
10305 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
10307 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
10309 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
10310 the offset of the selected field.
10312 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
10314 * tree-cfg.c (remove_forwarder_block): Fix the check to
10315 prevent a nonlocal label from appearing in the middle of a
10318 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
10320 PR rtl-optimization/19462
10321 * reorg.c (find_end_label): Create return insn only if
10322 current_function_epilogue_delay_list is empty.
10324 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
10326 * doc/passes.texi: Remove paragraph mentioning new-ra.
10328 2005-01-19 Jakub Jelinek <jakub@redhat.com>
10330 PR rtl-optimization/15139
10331 * combine.c: Include params.h.
10332 (count_rtxs): New function.
10333 (record_value_for_reg): If replace_rtx would replace at least
10334 2 occurrences of REG in VALUE and TEM is really large, replace REG with
10335 (clobber (const_int 0)) instead of TEM.
10336 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
10337 * params.h (MAX_LAST_VALUE_RTL): New.
10338 * Makefile.in (combine.o): Depend on $(PARAMS_H).
10339 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
10342 * c-typeck.c (digest_init): Only call build_vector if all constructor
10343 elements are *_CST nodes.
10344 * gimplify.c (gimplify_init_constructor): Likewise.
10346 PR middle-end/19164
10347 * c-typeck.c (digest_init): Only call build_vector if inside_init
10350 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
10352 * toplev.c (init_asm_output): Remove dead #ifdef.
10354 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
10356 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
10358 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10360 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
10361 accessing DECL_FUNCTION_CODE.
10362 * dojump.c (do_jump): Likewise.
10363 * gimplify.c (gimplify_call_expr): Likewise.
10364 * predict.c (expr_expected_value): Likewise.
10365 (strip_builtin_expect): Likewise.
10366 * tree-inline.c (estimate_num_insns_1): Likewise.
10367 * tree-ssa-loop-im.c (stmt_cost): Likewise
10368 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
10369 (tree_expr_nonnegative_p): Likewise.
10371 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10373 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
10374 variant of the load_pcrel_sym pattern.
10375 * config/sparc/sparc.md (P macro): Move to the top.
10376 (load_pcrel_sym): Macroize using P.
10377 (save_register_window): Likewise.
10379 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
10381 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
10382 ("sordered"): Same.
10384 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
10387 * c-typeck.c (build_asm_expr): Strip nops off
10388 input memory operands.
10390 2005-01-18 David Edelsohn <edelsohn@gnu.org>
10392 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
10393 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
10394 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
10395 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
10397 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
10400 * config/i386/i386.c (override_options): If the 80387 is disabled,
10401 then do not return FP values using FP registers.
10403 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
10405 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
10406 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
10407 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
10408 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
10409 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
10410 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
10411 output.h, postreload-gcse.c, postreload.c, recog.c,
10412 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
10413 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
10414 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
10415 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
10416 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
10417 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
10418 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
10419 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
10421 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
10422 config/alpha/alpha.c, config/arm/vfp.md,
10423 config/i386/emmintrin.h, config/i386/i386-modes.def,
10424 config/i386/i386-protos.h, config/i386/i386.h,
10425 config/i386/pmmintrin.h, config/i386/ppro.md,
10426 config/i386/predicates.md, config/i386/xmmintrin.h,
10427 config/i860/i860.c, config/ia64/ia64-modes.def,
10428 config/ia64/ia64-protos.h, config/ia64/ia64.h,
10429 config/ia64/ia64.md, config/ia64/itanium1.md,
10430 config/ia64/itanium2.md, config/ia64/predicates.md,
10431 config/iq2000/iq2000.h, config/mips/linux64.h,
10432 config/rs6000/aix41.h, config/rs6000/aix43.h,
10433 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
10434 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
10435 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
10436 config/sparc/linux64.h, config/sparc/litecoff.h,
10437 config/sparc/sp64-elf.h, config/sparc/sparc.c,
10438 config/sparc/sparc.h, config/sparc/sparc.md,
10439 config/sparc/sysv4-only.h: Update copyright.
10441 2005-01-18 Richard Henderson <rth@redhat.com>
10444 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
10446 2005-01-18 Marc Espie <espie@openbsd.org>
10447 * config/i386/openbsdelf.h: Typo.
10449 2005-01-18 Richard Henderson <rth@redhat.com>
10451 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
10452 special case for sse.
10453 * config/i386/predicates.md (sse_comparison_operator): Likewise.
10455 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
10457 * tree-inline.c (estimate_num_insns_1): Added cases for
10458 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
10460 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
10462 PR rtl-optimization/19296
10463 * combine.c (simplify_comparison): Rewrite the condition under
10464 which a non-paradoxical SUBREG of a PLUS can be lifted when
10465 compared against a constant.
10467 2005-01-18 Andi Kleen <ak@muc.de>
10469 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
10470 * c.opt (-Wpointer-sign): Add.
10471 * doc/invoke.texi: (-Wpointer-sign): Add.
10473 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10475 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
10476 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
10477 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
10478 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
10479 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
10480 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
10481 for TARGET_MIX_SSE_I387.
10482 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
10483 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
10484 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
10485 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
10486 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
10487 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
10488 TARGET_MIX_SSE_I387.
10489 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
10492 2005-01-18 Uros Bizjak <uros@kss-loka.si>
10495 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
10496 Add movaps alternative for xmm reg->reg move.
10498 2005-01-17 Jeff Law <law@redhat.com>
10500 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
10501 at the end of the main DOM loop rather than just before DOM exits.
10503 2005-01-17 Diego Novillo <dnovillo@redhat.com>
10505 PR tree-optimization/19121
10506 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
10507 adding aliases to a name tag, also add them to the pointer's
10509 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
10510 sensitive alias info at all. Only check that the two pointers
10511 have compatible pointed-to sets.
10512 * tree-ssa.c (verify_name_tags): Verify that the alias set of
10513 a pointer's type tag is a superset of the alias set of the
10514 pointer's name tag.
10516 2005-01-17 James E Wilson <wilson@specifixinc.com>
10519 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
10520 comment to document why.
10522 2005-01-17 Richard Henderson <rth@redhat.com>
10524 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
10525 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
10526 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
10527 sse2_vmsminv2df3_finite): New.
10528 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
10529 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
10530 Force op1 into register.
10532 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
10534 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
10535 bubblestrap from always rebuilding build directory.
10537 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
10539 * config/s390/s390.md ("*clc"): Remove incorrect '='.
10540 ("*cmpmem_short"): Likewise.
10542 2005-01-17 Steven Bosscher <stevenb@suse.de>
10544 * basic-block.h: Document BB_* flags.
10545 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
10546 use an sbitmap instead.
10547 * sched-rgn.c (compute_trg_info): Likewise.
10549 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
10551 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
10552 redundant target_cpu_default and extra_parts lines. Use the default
10554 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
10555 (SUBTARGET_EXTRA_SPECS): Delete.
10556 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
10557 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
10558 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
10559 and "n32" for -mabi=n32.
10561 2005-01-17 Ian Lance Taylor <ian@airs.com>
10564 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
10565 fold constant variables into initial values.
10567 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10569 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
10571 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
10572 through the statements backward.
10574 2005-01-17 Ian Lance Taylor <ian@airs.com>
10576 PR middle-end/13127:
10577 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
10578 a variable set to the return value of the inlined function.
10580 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
10582 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
10583 when modes are tieable.
10585 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
10587 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
10588 of pthread_create to find out if threads are enabled.
10589 * gthr-posix95.h (__gthread_active_p): Likewise.
10591 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10593 * common.opt (-fnew-ra): Remove.
10595 * toplev.h (flag_new_regalloc): Remove.
10596 * Makefile.in (ra*.*): Don't mention.
10597 * passes.c (rest_of_handle_new_regalloc): Remove.
10598 (rest_of_handle_combine, rest_of_compilation): Always consider
10599 flag_new_regalloc as false.
10600 * doc/invoke.texi: Don't document -fnew-ra.
10602 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
10604 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
10605 last parameter to reg_scan.
10606 * loop.c (loop_optimize): Likewise.
10607 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
10608 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
10609 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
10610 rest_of_handle_gcse, rest_of_handle_loop_optimize,
10611 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
10612 * regclass.c (reg_scan): Likewise, for the declaration.
10613 * rtl.h (reg_scan): Likewise, for the prototype.
10615 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
10617 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
10618 mark_dfs_back_edges.
10620 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
10622 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
10623 (compute_avail): Uses don't go in tmp_gen.
10625 2005-01-16 Steven Bosscher <stevenb@suse.de>
10627 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
10628 loop to look for a free slot in a page entry.
10630 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10633 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
10634 * toplev.c (compile_file): Call process_pending_assemble_output_defs
10635 just before targetm.asm_out.file_end.
10636 * tree.h (process_pending_assemble_output_defs): Declare.
10637 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
10639 (assemble_alias): Defer generation of assembly code for defines when
10640 TARGET_DEFERRED_OUTPUT_DEFS is true.
10641 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10642 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
10643 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
10645 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10648 * pa.c (pa_scalar_mode_supported_p): New function.
10649 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10650 * pa.h (MIN_UNITS_PER_WORD): Add comment.
10652 * pa-protos.h (prefetch_operand): Delete.
10653 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
10654 * pa.c (prefetch_operand): Delete.
10655 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
10656 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
10657 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
10658 and prefetch_nocc_operand.
10659 * pa.md (prefetch): Rework to avoid reload problems handling short
10660 displacements when a cache control completer needs to be provided.
10661 (prefetch_32, prefetch_64): Delete.
10662 (prefetch_cc, prefetch_nocc): New patterns.
10664 2005-01-15 David Edelsohn <edelsohn@gnu.org>
10666 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
10668 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10671 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
10672 exceeds maximum alignment for global common data.
10673 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
10674 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
10676 2004-01-15 Roger Sayle <roger@eyesopen.com>
10678 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
10680 2004-01-15 Roger Sayle <roger@eyesopen.com>
10682 * harg-reg-set.h (reg_class_names): Prototype global array.
10683 * regclass.c (reg_class_names): Declare here and initialize to
10685 (dump_regclass): Remove local declaration of reg_class_names.
10686 (regclass): Likewise.
10687 * cfg.c (dump_flow_info): Likewise.
10688 * ra-debug.c (reg_class_names): Likewise.
10689 * regrename.c (reg_class_names): Likewise.
10690 * reload.c (reg_class_names): Likewise.
10691 * reload1.c (spill_failure): Likewise.
10692 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
10694 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
10696 * config/s390/s390.md ("reload_outti"): Remove predicate for
10697 output operand. Abort if operand is not a MEM.
10698 ("reload_outdi", "reload_outdf"): Likewise.
10700 2005-01-15 Marc Espie <espie@openbsd.org>
10702 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
10703 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
10704 * config/openbsd.h: Fix C++ includes for native configurations.
10705 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
10706 Add trampoline support.
10707 * config/i386/openbsdelf.h: New.
10709 2005-01-15 Marc Espie <espie@openbsd.org>
10711 * collect2.c (main): Explicitly parse -dynamic-linker option.
10713 2005-01-15 Jakub Jelinek <jakub@redhat.com>
10715 PR tree-optimization/19060
10716 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
10717 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
10718 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
10719 and handle extract_range_from_cond returning false.
10720 * fold-const.c (fold): Optimize comparisons with min/max even for
10721 width > HOST_BITS_PER_WIDE_INT.
10723 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
10725 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
10726 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
10727 Remove little endian multilib variants.
10728 Add mips32 multilib variant.
10730 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
10732 * explow.c (copy_all_reg, stabilize): Remove.
10733 * expr.h: Remove the corresponding prototypes.
10735 * rtlanal.c (regs_set_between_p): Remove.
10736 * rtl.h: Remove the corresponding prototype.
10738 2005-01-14 David Edelsohn <edelsohn@gnu.org>
10740 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
10741 to rs6000_nonimmediate_operand.
10742 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
10743 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
10744 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
10745 rs6000_nonimmediate_operand.
10746 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
10747 rs6000_nonimmediate_operand.
10749 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
10751 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
10753 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10755 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
10757 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
10758 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
10760 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
10761 (rs6k_nonimmediate_operand): New.
10762 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
10764 (legitimate_lo_sum_address_p): Same.
10765 (rs6000_legitimize_address): Same.
10766 (rs6000_legitimize_reload_address): Same.
10767 (rs6000_legitimate_address): Same.
10768 (spe_build_register_parallel): Pass DF and DC modes in a DI
10771 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
10772 to rs6k_nonimmediate_operand.
10774 * config/rs6000/spe.md ("*frob_df_di"): New.
10775 ("*frob_di_df"): New.
10776 ("*frob_di_df_2"): New.
10777 ("*mov_sidf_e500_subreg0"): New.
10778 ("*mov_sidf_e500_subreg4"): New.
10779 ("*movdf_e500_double"): Change predicate to
10780 rs6k_nonimmediate_operand.
10782 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10784 * postreload.c (move2add_note_store): Only call
10785 trunc_int_for_mode on scalar integers.
10787 2005-01-14 Steven Bosscher <stevenb@suse.de>
10789 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
10790 replace BB_VISITED uses.
10791 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
10792 (propagate_necessity): Check the bitmap instead of BB_VISITED.
10793 (tree_dce_done): Free visited_control_parents.
10794 (perform_tree_ssa_dce): Allocate and clear it.
10795 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10796 (compute_antic): Iterate from here using a DFS. Use an sbitmap
10797 instead of BB_VISITED.
10799 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
10801 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
10802 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
10803 Remove unused prototypes.
10805 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10807 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
10808 64-bit register usage.
10809 (spe_func_has_64bit_regs_p): Add FIXME note.
10811 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
10813 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
10814 flag_finite_math_only with flag_unsafe_math_optimizations.
10816 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
10818 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
10819 end-of-stack check.
10820 (__tpf_eh_return): Copy TPF private stack area from the module
10821 boundary stack frame. Add check for when module addresses are
10822 equal, but no stub address is found.
10824 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
10827 * arm.h (struct machine_function): Add call_via field.
10828 (thumb_call_via_label): Declare.
10829 * arm.c (thumb_call_via_label): New variable.
10830 (thumb_call_reg_needed): New variable.
10831 (arm_output_function_epilogue): For Thumb code, output any per-function
10832 call-indirect trampolines.
10833 (thumb_call_via_reg): New function.
10834 (arm_file_end): New function.
10835 (TARGET_ASM_FILE_END): Call arm_file_end.
10836 (aof_file_end): Likewise.
10837 * arm-protos.h (thumb_call_via_reg): Declare.
10838 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
10839 thumb_call_via_reg in normal case.
10841 2005-01-14 Jakub Jelinek <jakub@redhat.com>
10843 PR middle-end/19084
10844 PR rtl-optimization/19348
10845 * recog.c (peephole2_optimize): Do global life update if some peephole
10846 decides it doesn't need at least one of its inputs and that change
10847 influences liveness at the start of the basic block.
10849 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
10850 arguments instead of 1.
10852 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
10854 PR middle-end/18820
10855 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
10856 zero for nested functions needing a static chain or functions
10857 with a non-constant address.
10859 2005-01-13 Roger Sayle <roger@eyesopen.com>
10861 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
10862 (and (sign_extend X) C) into (zero_extend (and X C)).
10864 2005-01-13 David O'Brien <obrien@FreeBSD.org>
10866 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
10868 2005-01-13 Richard Henderson <rth@redhat.com>
10873 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
10874 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
10875 not just TARGET_SSE.
10876 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
10877 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
10878 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
10879 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
10880 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
10881 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
10882 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
10883 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
10884 (movdicc_c_rex64): Rename with '*'.
10885 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
10886 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
10887 (movsfcc_1_387): Rename from movsfcc_1.
10888 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
10889 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
10890 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
10891 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
10892 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
10893 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
10894 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
10895 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
10896 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
10897 sse_movdfcc_const0_4): Remove.
10898 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
10899 recognize min/max early. Update for changed sse cmove patterns.
10900 (ix86_split_sse_movcc): New.
10901 * config/i386/i386-protos.h: Update.
10903 2005-01-13 Steven Bosscher <stevenb@suse.de>
10905 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
10906 (fix_stmt_v_may_defs): Likewise.
10908 2005-01-13 Richard Henderson <rth@redhat.com>
10910 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
10911 for converting the mask.
10913 2005-01-13 David Edelsohn <edelsohn@gnu.org>
10915 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
10918 2005-01-13 Richard Henderson <rth@redhat.com>
10920 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
10921 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
10922 IX86_BUILTIN_MOVDQ2Q): Remove.
10923 (IX86_BUILTIN_VEC_EXT_V4SI): New.
10924 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
10925 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
10927 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
10928 (sse2_pextrw): Fix immediate constraint.
10929 (sse2_loadq, sse2_loadq_rex64): Remove.
10930 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
10931 Use __builtin_ia32_vec_ext_<size>.
10932 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
10934 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
10936 * function.c (assign_parm_setup_block): Look inside original
10937 entry_parm when inspecting PARALLEL.
10939 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10940 Joel Sherrill <joel@oarcorp.com>
10943 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
10944 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
10945 rtems_gxx_recursive_mutex_init.
10946 (__gthread_recursive_mutex_lock): New function.
10947 (__gthread_recursive_mutex_trylock): Likewise.
10948 (__gthread_recursive_mutex_unlock): Likewise.
10950 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
10952 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
10954 2005-01-13 Jan Beulich <jbeulich@novell.com>
10956 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
10957 (ashrti3_internal): Indicate output is early clobber. Generate result
10958 into output rather than first input. Use move for low word of output
10959 if shift count is exactly 64.
10960 (lshrti3_internal): Likewise.
10962 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
10966 * reload1.c (delete_output_reload): Don't delete an output reload
10967 if the pseudo lives longer than a single basic block. Adjust and
10968 improve wording of comment.
10970 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
10973 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
10974 of TYPE_SIZE where we mean the number of bytes.
10976 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
10978 * function.c (assign_parm_setup_block): Relax condition on
10979 multi-register optimization.
10981 2005-01-12 Nick Clifton <nickc@redhat.com>
10983 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
10984 an "in_delay_slot" attribute of "no" to prevent them being used in
10985 delay slots. This is forbidden because they might generate
10988 2005-01-12 Alan Modra <amodra@bigpond.net.au>
10991 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
10992 with r->Y and Y->r.
10994 2005-01-12 Nick Clifton <nickc@redhat.com>
10996 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
10997 passed on to GAS) but do not define, as GAS no longer supports or
10998 needs the -m2000 option.
11000 2005-01-11 Roger Sayle <roger@eyesopen.com>
11002 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
11003 type as args of unprototyped builtins aren't automatically promoted.
11004 (fold_builtin_abs): Likewise.
11006 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11008 * Makefile.in: Set a `build-warn' variable.
11010 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
11012 PR tree-optimization/17949
11013 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
11014 (find_interesting_uses_address): Use it.
11016 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
11018 * regrename.c (kill_value): Handle subreg's that won't simplify.
11020 2005-01-11 Richard Henderson <rth@redhat.com>
11023 * config/i386/i386.h (enum ix86_builtins): Move ...
11024 * config/i386/i386.c: ... here.
11025 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
11026 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
11027 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
11028 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
11029 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
11030 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
11031 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
11032 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
11033 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
11034 IX86_BUILTIN_LOADDDUP): Remove.
11035 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
11036 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
11037 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
11038 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
11039 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
11040 (ix86_init_builtins): Make static.
11041 (ix86_init_mmx_sse_builtins): Update for changed builtins.
11042 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
11043 if all the modes match. Otherwise, fake it.
11044 (get_element_number, ix86_expand_vec_init_builtin,
11045 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
11046 (ix86_expand_builtin): Make static. Update for changed builtins.
11047 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
11048 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
11049 (ix86_expand_vector_init_duplicate): New.
11050 (ix86_expand_vector_init_low_nonzero): New.
11051 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
11052 Split out from ix86_expand_vector_init; handle integer modes.
11053 (ix86_expand_vector_init): Use them.
11054 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
11055 * config/i386/i386-protos.h: Update.
11056 * config/i386/predicates.md (reg_or_0_operand): New.
11057 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
11058 (movv2sf_internal): Likewise. And a splitter to match them all.
11059 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
11060 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
11061 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
11062 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
11063 (mmx_pinsrw): Fix operand ordering.
11064 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
11065 rather than sse_loadss expander.
11066 (movv2df splitter): Similarly.
11067 (sse_loadss, sse_loadlss): Remove.
11068 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
11069 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
11070 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
11071 (sse3_movddup): Rename with '*'.
11072 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
11073 (sse2_loadsd): Remove.
11074 (vec_dupv2df_sse3): Rename from sse3_loadddup.
11075 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
11076 (sse2_pinsrw): Fix argument ordering.
11077 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
11078 (sse2_stored): Remove 'r' destination.
11079 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
11080 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
11081 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
11082 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
11083 vec_extractv16qi, vec_initv16qi): New.
11085 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
11086 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
11087 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
11089 (_mm_load_pd, _mm_store_pd): Use plain dereference.
11090 (_mm_load_si128, _mm_store_si128): Likewise.
11091 (_mm_load1_pd): Use _mm_set1_pd.
11092 (_mm_load_sd): Use _mm_set_sd.
11093 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
11094 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
11095 (_mm_set_epi64): Use _mm_set_epi64x.
11096 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
11097 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
11098 _mm_setr_epi8): Use _mm_set_foo form.
11099 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
11100 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
11101 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
11102 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
11103 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
11104 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
11105 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
11106 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
11107 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
11108 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
11109 (_mm_movedup_pd): Use _mm_shuffle_pd.
11110 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
11111 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
11112 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
11113 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
11114 Use _mm_setzero_ps.
11115 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
11116 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
11117 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
11118 (_mm_store_ps): Use raw dereference.
11119 (_mm_store1_ps): Use _mm_storeu_ps.
11120 (_mm_storer_ps): Use _mm_store_ps.
11121 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
11122 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
11124 2005-01-11 Stan Shebs <shebs@apple.com>
11126 * config/rs6000/rs6000.c (machopic_output_stub): Issue
11127 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
11129 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
11132 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
11133 Skip all DECLs except for FIELD_DECLs.
11135 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11137 * config/s390/s390.c (override_options): Return error if
11138 -mbackchain, -mpacked-stack and -mhard-float are used together.
11139 (s390_va_start): Remove the backchain && packed-stack special case.
11140 (s390_gimplify_va_arg): Likewise.
11141 * doc/invoke.texi: Remove the ABI incompatibility note.
11143 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
11145 * config/s390/s390.c (struct s390_frame_layout): Remove
11147 (s390_frame_info, s390_emit_prologue): Replace occurrences of
11148 save_backchain_p with TARGET_BACKCHAIN.
11150 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11153 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
11154 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
11155 * function.c (locate_and_pad_parm): Set new field.
11156 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
11157 Tweak where_pad test to include "none". Always set mem align for
11159 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
11160 not sufficient for type.
11161 (assign_parm_setup_block): If stack_parm is zero on entry, always
11162 make a new stack local. Block move old stack parm if necessary
11163 to new aligned stack local.
11164 (assign_parm_setup_stack): Use a block move to handle
11165 potentially misaligned entry_parm.
11166 (assign_parms_unsplit_complex): Specify required alignment when
11167 creating stack local.
11168 * calls.c (compute_argument_addresses): Override alignment of stack
11169 arg calculated from its type with the alignment given by
11170 FUNCTION_ARG_BOUNDARY.
11171 (store_one_arg): Likewise.
11173 2005-01-11 Jan Beulich <jbeulich@novell.com>
11175 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
11176 Change respective itanium_class attribute to ialu.
11177 (shladdp4_internal): New.
11178 * config/ia64/predicates.md (shladd_log2_operand): New.
11180 2005-01-11 Richard Henderson <rth@redhat.com>
11182 * expr.c (store_constructor): Use rtvec_alloc instead of
11183 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
11185 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
11187 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
11189 2005-01-11 Alan Modra <amodra@bigpond.net.au>
11191 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
11192 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
11193 (TARGET_RWRELOC): Define.
11194 (ia64_rwreloc_section_type_flags): Delete.
11195 (ia64_section_type_flags): New function.
11196 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
11197 (TARGET_RWRELOC): Define.
11199 2005-01-10 David Mosberger <davidm@hpl.hp.com>
11202 * config/ia64/ia64.c (process_set): For alloc insn, only call
11203 process_epilogue is !frame_pointer_needed.
11205 2005-01-10 Roger Sayle <roger@eyesopen.com>
11208 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
11209 unary operator and can't be treated as a binary/comparison operator.
11211 2005-01-10 Richard Henderson <rth@redhat.com>
11213 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
11214 (ix86_return_in_memory): Likewise.
11215 (function_arg_advance): Likewise. Mirror structure in function_arg
11216 for choosing register to advance.
11218 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
11220 * tree-vectorizer.c, tree.def: Fix comment typos.
11222 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
11224 * config/s390/s390.c (struct processor_costs): 4 new fields:
11225 ddbr, ddr, debr, der.
11226 (s390_rtx_costs): More precise handling of divide instructions.
11228 2005-01-10 David Edelsohn <edelsohn@gnu.org>
11230 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
11232 2005-01-10 Jan Beulich <jbeulich@novell.com>
11234 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
11235 names resulting from -ffunction-sections/-fdata-sections and linkonce
11237 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
11238 based on the section name. Rearrange the section name comparison logic
11239 slightly so that each section name is compared against at most once.
11241 2005-01-10 Ben Elliston <bje@au.ibm.com>
11243 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
11244 targets for which -fPIC reduces limitations on the GOT size.
11246 2005-01-09 Falk Hueffner <falk@debian.org>
11248 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
11251 2005-01-09 David Edelsohn <edelsohn@gnu.org>
11254 * collect2.c (main): Set aixrtl_flag for -brtl option.
11255 (resolve_lib_name): Search for .so file extension before .a
11256 if aixrtl_flag set.
11258 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
11260 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
11261 (vect_analyze_data_refs_alignment): Add dump prints.
11263 2005-01-09 Ira Rosen <irar@il.ibm.com>
11265 * tree-vectorizer.c (vect_analyze_offset_expr): Use
11266 expr_invariant_in_loop_p.
11267 Initialize outputs first thing in the function.
11268 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
11269 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
11270 (vect_analyze_pointer_ref_access): Check that the initial condition of
11271 the access function is loop invariant.
11273 2005-01-09 Richard Henderson <rth@redhat.com>
11275 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
11276 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
11277 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
11278 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
11279 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
11280 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
11281 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
11282 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
11283 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
11284 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
11285 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
11286 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
11287 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
11288 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
11289 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
11290 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
11291 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
11292 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
11293 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
11294 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
11295 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
11296 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
11297 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
11299 (mmx_clrdi, pavgusb): Remove.
11300 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
11301 with leading sse_ prefix.
11302 * config/i386/sse.md: Receive them.
11303 * config/i386/mmx.md: New file.
11304 (MMXMODE12, MMXMODE24, mmxvecsize): New.
11305 (subrv2sf3): Turn into expander for normal subtraction.
11306 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
11307 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
11308 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
11309 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
11310 commutative; use ix86_binary_operator_ok.
11311 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
11312 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
11313 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
11314 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
11315 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
11316 Macroize from existing patterns; use ix86_binary_operator_ok.
11317 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
11318 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
11319 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
11320 with vec_select+vec_concat.
11321 (mmx_pshufw, mmx_pshufw_1): Likewise.
11322 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
11323 (mmx_uavgv4hi3): Model correctly.
11324 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
11325 _mm_xor_si64): Remove casts.
11327 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
11329 PR tree-optimization/19224
11330 * tree-scalar-evolution.c (get_instantiated_value,
11331 set_instantiated_value): New functions.
11332 (instantiate_parameters_1): Cache the results.
11333 (instantiate_parameters, resolve_mixers): Initialize and free
11336 2005-01-08 David Edelsohn <edelsohn@gnu.org>
11338 * config/i386/i386.md (addhi_4): Correct reference in comment.
11341 2005-01-08 Richard Henderson <rth@redhat.com>
11343 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
11344 (_mm_cvtsi128_si64x): Likewise.
11345 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
11346 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
11347 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
11348 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
11349 * config/i386/i386-protos.h: Update.
11350 * config/i386/i386.c (print_operand): Add 'H'.
11351 (ix86_fixup_binary_operands): Split out from ...
11352 (ix86_expand_binary_operator): ... here.
11353 (ix86_fixup_binary_operands_no_copy): New.
11354 (ix86_expand_fp_absneg_operator): Handle vector mode results.
11355 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
11356 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
11357 (safe_vector_operand): Use CONST0_RTX.
11358 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
11359 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
11360 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
11361 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
11363 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
11364 (IX86_BUILTIN_CMPNGESS): New.
11365 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
11366 (attr type): Add sselog1.
11367 (attr unit, attr memory): Handle it.
11368 (movti, movti_internal, movti_rex64): Move near other integer moves.
11369 (movtf, movtf_internal): Move near other fp moves.
11370 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
11371 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
11372 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
11373 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
11374 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
11375 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
11376 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
11377 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
11378 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
11379 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
11380 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
11381 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
11382 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
11383 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
11384 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
11385 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
11386 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
11387 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
11388 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
11389 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
11390 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
11391 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
11392 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
11393 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
11394 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
11395 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
11396 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
11397 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
11398 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
11399 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
11400 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
11401 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
11402 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
11403 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
11404 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
11405 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
11406 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
11407 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
11408 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
11409 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
11410 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
11411 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
11412 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
11413 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
11415 (SSEPUSH, push<SSEPUSH>): Remove.
11416 (MMXPUSH, push<MMXPUSH>): Remove.
11417 (sse_movaps, sse_movaps_1, sse_movups): Remove.
11418 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
11419 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
11420 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
11421 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
11422 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
11423 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
11424 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
11425 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
11426 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
11427 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
11428 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
11429 (ppro_sse_log_V4SF): Handle sselog1.
11430 * config/i386/predicates.md (const_0_to_1_operand): New.
11431 (const_0_to_255_mul_8_operand): New.
11432 (const_1_to_31_operand): Rename from const_int_1_31_operand.
11433 (const_2_to_3_operand, const_4_to_7_operand): New.
11434 * config/i386/sse.md: New file.
11435 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
11436 (sse_movups): Rename from sse_movups_1.
11437 (sse_loadlss): Rename from sse_loadss_1.
11438 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
11440 (negv4sf2): Use ix86_expand_fp_absneg_operator.
11441 (absv4sf2, negv2df, absv2df): New.
11442 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
11443 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
11444 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
11445 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
11446 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
11447 (sse3_addsubv4sf3): Model correctly.
11448 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
11449 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
11450 (sse_movhlps): Model with vec_select+vec_concat.
11451 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
11452 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
11453 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
11454 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
11455 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
11456 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
11457 sse2_pshufhw_1): Likewise.
11458 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
11459 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
11460 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
11461 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
11462 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
11463 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
11464 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
11465 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
11466 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
11467 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
11468 sminv8hi3): Mark commutative
11469 operands. Use ix86_binary_operator_ok.
11470 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
11471 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
11472 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
11473 sse2_punpcklqdq): Allow operand2 in memory.
11474 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
11475 sse2_movsd): Add memory alternatives.
11476 (sse_storelps): Turn expander into an insn; split after reload.
11477 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
11478 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
11480 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
11482 * configure.ac (DWARF-2 debug_line): Use objdump.
11483 * configure: Regenerate.
11485 2005-01-08 Jeff Law <law@redhat.com>
11486 Diego Novillo <dnovillo@redhat.com>
11488 PR tree-optimization/18241
11489 * tree-nrv.c (tree_nrv): Ignore volatile return values.
11490 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
11491 statements with volatile operands.
11492 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
11493 operands after marking a statement with has_volatile_ops.
11495 2005-01-08 Roger Sayle <roger@eyesopen.com>
11497 * tree.c (int_fits_type_p): Always honor integer constant
11498 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
11500 2005-01-08 Roger Sayle <roger@eyesopen.com>
11502 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
11503 the latent bug in rtl_delete_block has been resolved.
11505 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11507 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
11508 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
11510 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
11512 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
11513 library as @multilib_dir@/$(SHLIB_SONAME).
11515 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
11517 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
11518 * configure: Regenerate.
11520 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11522 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
11525 2005-01-07 David Edelsohn <edelsohn@gnu.org>
11528 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
11529 Convert non-word aligned offset address using ld/std into
11532 2005-01-07 Richard Henderson <rth@redhat.com>
11534 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
11536 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
11538 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
11540 2005-01-07 Jakub Jelinek <jakub@redhat.com>
11542 PR tree-optimization/19283
11543 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
11544 is not shorter than the original type.
11546 PR rtl-optimization/19012
11547 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
11549 PR rtl-optimization/18861
11550 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
11551 (FULL_STATE): Define.
11552 (mark_tablejump_edge): New function.
11553 (purge_dead_tablejump_edges): New function.
11554 (find_bb_boundaries): Use it.
11556 PR tree-optimization/18828
11557 * builtins.c (expand_builtin_next_arg): Remove argument and all
11558 the argument checking.
11559 (expand_builtin): Adjust caller.
11560 (expand_builtin_va_start): Likewise. Remove error for too many
11562 (fold_builtin_next_arg): Issue error for too many arguments.
11563 After checking arguments, replace them with magic arguments that
11564 prevent further checking of the args.
11566 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11568 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
11570 2005-01-06 Roger Sayle <roger@eyesopen.com>
11573 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
11574 and %{.S:...} (and their negative variants) to test whether the
11575 input file is assembler or pre-processed-assembler independent of
11576 the actual filename extension.
11578 2005-01-06 Roger Sayle <roger@eyesopen.com>
11580 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
11581 of sign or zero extended values.
11583 2005-01-06 Geoffrey Keating <geoffk@apple.com>
11585 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
11586 for IBM long double format correctly.
11588 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
11590 Fix PR tree-optimization/18792
11592 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
11593 to first_loop_depth, and use loop depth instead of loop number.
11594 (build_classic_dir_vector): Ditto.
11595 (compute_data_dependences_for_loop): Use depth, not loop number.
11596 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
11597 number. Pass in loops, instead of loop numbers.
11598 (gather_interchange_stats): Ditto.
11599 (linear_transform_loops): Ditto.
11601 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
11604 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
11605 biv_fits_mode_p, extension_within_bounds_p): New functions.
11606 (check_ext_dependent_givs): Use them.
11608 2005-01-06 Roger Sayle <roger@eyesopen.com>
11610 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
11611 more than one barrier, in which case we should delete them all.
11613 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
11615 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
11617 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
11619 Fix PR middle-end/19286
11621 * dwarf2out.c (gen_subprogram_die): If we've already tried to
11622 output this subprogram, simply ignore this attempt to do it again.
11623 (add_abstract_origin_attribute): Don't abort trying to add the abstract
11624 origin attribute if it's not possible.
11625 (gen_block_die): Don't ignore subblocks of "unused" blocks.
11626 (decls_for_scope): Ditto.
11627 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
11628 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
11630 2005-01-05 Richard Henderson <rth@redhat.com>
11633 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
11634 (bdesc_2arg): Use it.
11635 (ix86_expand_binop_builtin): Force operands into registers
11637 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
11638 ix86_expand_sse_compare, ix86_expand_sse_comi,
11639 ix86_expand_builtin): Likewise.
11641 2005-01-05 Richard Henderson <rth@redhat.com>
11643 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
11645 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
11646 (mulv4hi3): Set itanium_class mmmul.
11647 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
11648 (fpack): Rename from fpack_sfsf.
11650 2005-01-05 Richard Henderson <rth@redhat.com>
11653 * reload1.c (do_input_reload): Restrict the optimization deleteing
11654 a previous output reload to RELOAD_FOR_INPUT.
11656 2005-01-05 Steven Bosscher <stevenb@suse.de>
11658 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
11659 comment that we fall through after case.
11660 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
11661 (distribute_links): Likewise.
11662 * cse.c (cse_insn): Likewise.
11663 * cselib.c (cselib_invalidate_mem): Likewise.
11664 * df.c: Update comments at the top of the file.
11665 (read_modify_subreg_p): Update comments here too.
11666 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
11667 * flow.c (mark_set_1): Likewise.
11668 (mark_used_regs): Likewise.
11669 * gcse.c (mems_conflict_for_gcse_p): Likewise.
11670 (canon_list_insert): Likewise.
11671 (mark_set): Likewise.
11672 (try_replace_reg): Likewise.
11673 (store_killed_in_insn): Likewise.
11674 * loop.c (count_one_set): Likewise.
11675 (basic_induction_var): Likewise.
11676 * postreload-gcse.c (find_mem_conflicts): Likewise.
11677 * postreload.c (reload_combine_note_store): Likewise.
11678 (move2add_note_store): Likewise.
11679 * reload.c (find_equiv_reg): Likewise.
11680 (mark_referenced_resources): Likewise.
11681 * rtlanal.c (set_noop_p): Likewise.
11682 (note_stores): Likewise.
11683 (note_uses): Likewise.
11684 * sched-deps.c (sched_analyze_1): Likewise.
11685 * sched-rgn.c (check_live_1): Likewise.
11686 (update_live_1): Likewise.
11687 * config/i860/i860.c: Likewise.
11689 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
11691 (ZERO_EXTRACT): Mention that this one can be an lvalue.
11693 * doc/rtl.texi: Update documentation for bit-fields and SET.
11695 2005-01-05 Roger Sayle <roger@eyesopen.com>
11697 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
11699 2005-01-05 Jan Hubicka <jh@suse.cz>
11700 Richard Henderson <rth@redhat.com>
11703 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
11706 2005-01-05 Richard Henderson <rth@redhat.com>
11709 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
11710 (sse_shufps): Change operand 3 to const_int_operand.
11711 (sse2_storelps): Fix typo in template.
11712 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
11713 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
11714 (ix86_expand_builtin): Likewise.
11716 2005-01-05 Julian Brown <julian@codesourcery.com>
11718 * config/arm/arm.c (arm_return_in_memory): Treat complex types
11719 as aggregates for AAPCS ABIs.
11721 2005-01-05 Stan Shebs <shebs@apple.com>
11723 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
11724 Mach-O getters if ppc64.
11725 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
11727 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
11728 signed four-byte field for global code case.
11729 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
11731 2005-01-05 Roger Sayle <roger@eyesopen.com>
11733 PR middle-end/19100
11734 * c-common.c: Include real.h.
11735 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
11736 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
11737 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
11738 * Makefile.in (c-common.o): Update dependencies.
11740 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11742 * c-parse.in (asm_string): Add trailing semicolon.
11744 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11746 * c-parse.in (asm_string): New. Don't allow wide strings in
11748 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
11749 asm_string instead of STRING.
11751 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
11753 * c-typeck.c (constructor_no_implicit): Remove.
11754 (set_designator, process_init_element): Don't check
11755 constructor_no_implicit.
11757 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
11758 Kaz Kojima <kkojima@gcc.gnu.org>
11761 * lcm.c (create_pre_exit): New.
11762 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
11763 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
11765 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11767 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
11768 -msoft-float in target_float_switch.
11769 * arm.c (arm_override_options): Fix processing of target_float_switch.
11771 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
11773 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
11776 2004-01-05 Uros Bizjak <uros@kss-loka.si>
11778 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
11779 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
11781 2005-01-04 Roger Sayle <roger@eyesopen.com>
11783 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
11784 if deleting the then-block allows the test-block to fallthru to the
11787 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
11790 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
11791 after the full declaration if the are in two different TUs.
11793 2005-01-04 Richard Henderson <rth@redhat.com>
11796 * tree-sra.c (generate_one_element_init): Just
11797 call gimplify_and_add.
11798 (generate_element_init): Record the
11799 new referenced variables and mark them for renaming
11800 and split out to ...
11801 (generate_element_init_1): This.
11802 (scalarize_init): Don't call push_gimplify_context/
11803 pop_gimplify_context.
11805 2005-01-04 Geoffrey Keating <geoffk@apple.com>
11807 * toplev.c (get_src_pwd): Handle failure of getpwd().
11809 2005-01-04 Roger Sayle <roger@eyesopen.com>
11811 * fold-const.c (fold_single_bit_test): Delete unreachable handling
11813 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
11814 all the cases handled by it are inverted by invert_truthvalue.
11816 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11818 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
11819 (save_register_windowsi): Likewise.
11821 2005-01-04 Richard Henderson <rth@redhat.com>
11823 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
11825 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11827 PR middle-end/17767
11828 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
11829 any simplifications of vector mode comparison operators.
11830 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
11832 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
11833 Devang Patel <dpatel@apple.com>
11835 PR tree-optimization/18308
11836 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
11837 the operands before creating a new expression.
11838 * dojump.c (do_jump): Make drop_through_label available
11839 for all cases. Add expansion of COND_EXPR.
11841 2005-01-04 Ira Rosen <irar@il.ibm.com>
11843 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
11844 INTEGER_CST instead of TREE_CONSTANT.
11845 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
11846 instead of TREE_CONSTANT.
11847 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
11848 instead of TREE_CONSTANT.
11850 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11852 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
11854 2005-01-04 Uros Bizjak <uros@kss-loka.si>
11857 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
11858 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
11860 2005-01-03 Richard Henderson <rth@redhat.com>
11862 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
11863 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
11864 fold_convert_const_real_from_real): Split out from ...
11865 (fold_convert_const): ... here.
11867 2005-01-03 Richard Henderson <rth@redhat.com>
11870 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
11871 (mov<MMXMODEI>_internal): Likewise.
11872 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
11873 Add V2SF case; use it for SSE1; don't use TI.
11874 (movdf_integer): Likewise.
11875 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
11877 2005-01-03 Ira Rosen <irar@il.ibm.com>
11879 * tree-vectorizer.c (vect_strip_conversions): New function.
11880 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
11881 check for binary class.
11883 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
11887 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
11889 * gimple-low.c (mark_blocks_with_used_vars): New function.
11890 (mark_blocks_with_used_subblocks): Ditto.
11891 (mark_used_blocks): Ditto.
11892 (pass_mark_used_blocks): New pass.
11893 * tree-inline.c: Include debug.h.
11894 (expand_call_inline): Call outlining_inline_function here.
11895 * tree-optimize.c (init_tree_optimization_passes): Add
11896 pass_mark_used_blocks.
11897 * tree-pass.h (pass_mark_used_blocks): New.
11898 * Makefile.in (tree-inline.o): Add debug.h dependency.
11900 2005-01-03 Geoffrey Keating <geoffk@apple.com>
11902 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
11903 VAR_DECLs to have weak_import attribute.
11905 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
11908 2004-01-03 Steven Bosscher <stevenb@suse.de>
11910 * passes.c (rest_of_compilation): Don't run regmove if only
11911 flag_expensive_optimizations, require flag_regmove instead.
11913 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11915 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
11917 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
11918 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11919 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
11920 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
11922 2005-01-03 Richard Henderson <rth@redhat.com>
11924 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
11925 (ia64_const_ok_for_letter_p): New.
11926 (ia64_const_double_ok_for_letter_p): New.
11927 (ia64_extra_constraint): New.
11928 (ia64_expand_vecint_compare): New.
11929 (ia64_expand_vcondu_v2si): New.
11930 (ia64_expand_vecint_cmov): New.
11931 (ia64_expand_vecint_minmax): New.
11932 (ia64_print_operand): Add 'v'.
11933 (ia64_preferred_reload_class): New.
11934 (ia64_vector_mode_supported_p): New.
11935 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
11936 (PREFERRED_RELOAD_CLASS): Move to function.
11937 (CONST_OK_FOR_LETTER_P): Move to function.
11938 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
11939 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
11940 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
11941 (EXTRA_CONSTRAINT): Move to function.
11942 * config/ia64/ia64.md: Include vect.md.
11943 (itanium_class): Add mmalua.
11945 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
11947 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
11948 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
11950 (const_int_2bit_operand): New.
11951 (fr_reg_or_0_operand): New.
11952 * config/ia64/ia64-modes.def: Add vector modes.
11953 * config/ia64/ia64-protos.h: Update.
11954 * config/ia64/vect.md: New file.
11956 2005-01-03 Richard Henderson <rth@redhat.com>
11958 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
11960 2005-01-03 Uros Bizjak <uros@kss-loka.si>
11963 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
11965 (log1pdf2): Change mode of operands[0,1] to DFmode.
11967 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
11969 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
11970 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
11971 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
11972 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
11973 SPARC_RELAXED_ORDERING.
11975 2005-01-03 Richard Henderson <rth@redhat.com>
11976 Uros Bizjak <uros@kss-loka.si>
11979 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
11980 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
11981 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
11983 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
11984 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
11985 const_pow2_1_to_128_operand): New predicates.
11987 2005-01-02 Greg McGary <greg@mcgary.org>
11989 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
11991 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
11992 object. [ptr_type]: Remove unused variable.
11993 Remember nearest addressable array-element or record-component
11994 when checking bitfield components. Tolerate empty BIND_EXPR.
11996 2005-01-01 Richard Henderson <rth@redhat.com>
11998 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
11999 that don't narrow the value. Fail for other conversions.
12001 2005-01-01 Richard Henderson <rth@redhat.com>
12004 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
12005 * c-lang.c (finish_file): Don't do it here.
12006 * objc/objc-act.c (objc_finish_file): Likewise.
12008 * cgraph.c (decl_assembler_name_equal): New.
12009 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
12010 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
12011 * cgraph.h (struct cgraph_varpool_node): Add next.
12012 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
12013 * varasm.c (assemble_alias): Mark the target as needed.
12015 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
12017 PR middle-end/19221
12018 * function.c (get_arg_pointer_save_area): Use entry_of_function
12019 instead of get_insns.
12021 2005-01-01 Roger Sayle <roger@eyesopen.com>
12022 Andrew Pinski <pinskia@physics.uc.edu>
12023 James E. Wilson <wilson@specifixinc.com>
12025 PR rtl-optimization/12092
12026 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
12029 2005-01-01 Roger Sayle <roger@eyesopen.com>
12030 Olivier Hainque <hainque@act-europe.fr>
12032 * tree.c (int_fits_type_p): A narrower type always fits in a
12033 wider one, except for negative values into unsigned types.
12035 2005-01-01 Roger Sayle <roger@eyesopen.com>
12037 * tree.c (int_fits_type_p): Compare the result of force_fit_type
12038 with the original constant rather than require TREE_OVERFLOW.
12040 2005-01-01 Steven Bosscher <stevenb@suse.de>
12042 PR middle-end/17544
12043 * c-decl.c (finish_function): If compiling C99, annotate the
12044 compiler generated return with the current file name and line 0.
12045 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
12046 the source line is greater than 0.
12047 (remove_bb): Likewise.