1 2005-04-05 Per Bothner <per@bothner.com>
3 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
4 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
5 (warn_uninit): Get EXPR_LOCUS from context now instead.
6 This fixes a USE_MAPPED_LOCATION testsuite failure.
8 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10 2005-04-05 Per Bothner <per@bothner.com>
12 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
13 of the artification 'return 0' in main() to BUILTINS_LOCATION.
14 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
17 2004-04-05 Devang Patel <dpatel@apple.com>
19 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
20 (lhsr<mode>3): ... new name.
21 (altivec_vsra<VI_char>): Rename to ..
22 (ashr<mode>3): ... new name.
23 * config/rs6000/rs6000.c (builtin_description): Rename shift
26 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
28 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
29 gen_lowpart_for_combine.
30 * cse.c (gen_lowpart_if_possible): Move...
31 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
33 (gen_lowpart_no_emit_general): Use it.
35 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
37 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
40 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
44 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
46 * config/bfin/bfin-modes.def: New file.
47 * config/bfin/bfin-protos.h: New file.
48 * config/bfin/bfin.c: New file.
49 * config/bfin/bfin.h: New file.
50 * config/bfin/bfin.md: New file.
51 * config/bfin/bfin.opt: New file.
52 * config/bfin/crti.s: New file.
53 * config/bfin/crtn.s: New file.
54 * config/bfin/elf.h: New file.
55 * config/bfin/lib1funcs.asm: New file.
56 * config/bfin/predicates.md: New file.
57 * config/bfin/t-bfin: New file.
58 * config/bfin/t-bfin-elf: New file.
59 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
60 Document new attributes.
61 (interrupt, interrupt_handler, saveall): Update documentation for
63 * doc/install.texi (Specific): Add entry for the Blackfin.
64 * doc/invoke.texi (Blackfin Options): New section.
65 * doc/md.texi (Blackfin family): New section to document constraints.
66 * config.gcc: Add bfin*-* and bfin*-elf configurations.
68 2005-04-05 Olivier Hainque <hainque@adacore.com>
70 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
71 match what the system unwinder expects.
72 * config/mips/mips.c (mips_frame_set): If we're saving the return
73 address register and the dwarf return address column number differs
74 from the hard register number, adjust the note reg to refer to the
77 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
79 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
80 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
81 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
82 (processor_type): New enum.
83 (mn10300_processor): New variable.
84 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
85 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
86 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
87 (PROCESSOR_DEFAULT): New macro.
88 * config/mn10300/mn10300.c (mn10300_processor): New variable.
89 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
90 (mn10300_handle_option, mn10300_override_options): New functions.
91 * config/mn10300/mn10300.opt: New file.
93 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
94 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
96 PR tree-optimization/19903
97 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
98 that don't fit in their type after conversion.
100 2005-04-05 Uros Bizjak <uros@kss-loka.si>
103 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
104 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
105 Allocate local stack slots here. Set ix86_optimize_mode_switching.
106 flag here. Implement using define_insn_and_split.
107 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
108 (frndintxf2_mask_pm_i387): New insn patterns.
109 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
110 Do not set ix86_optimize_mode_switching flag.
111 (ceilsf2, ceildf2, ceilxf2): Same.
112 (btruncsf2, btruncdf2, btruncxf2): Same.
113 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
115 2005-04-05 Ian Lance Taylor <ian@airs.com>
118 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
119 i386_pe_record_external_function.
120 (i386_pe_record_external_function): Update declaration.
121 * config/i386/winnt.c (struct extern_list): Add decl field.
122 (i386_pe_record_external_function): Add decl parameter.
123 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
125 * config/i386/i386-protos.h (i386_pe_record_external_function):
128 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
130 * config/m68k/m68k-protos.h: Add a prototype for
131 valid_dbcc_comparison_p_2.
132 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
133 extend_operator, const_uint32_operand, const_sint32_operand,
134 general_src_operand, nonimmediate_src_operand,
135 memory_src_operand, post_inc_operand, pre_dec_operand,
136 pcrel_address): Move to predicates to predicates.md.
137 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
138 * config/m68k/m68k.md: Include predicates.md.
139 * config/m68k/predicates.md: New.
141 2005-04-04 Roger Sayle <roger@eyesopen.com>
143 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
145 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
147 2005-04-04 Ian Lance Taylor <ian@airs.com>
149 * c-typeck.c (struct c_switch): Rename switch_stmt field to
151 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
152 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
153 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
154 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
155 * c-common.c (c_do_switch_warnings_1): New static function broken
156 out of c_do_switch_warnings.
157 (c_do_switch_warnings): Call c_do_switch_warnings_1.
158 (c_do_switch_expr_warnings): New function.
159 * c-common.h (c_do_switch_expr_warnings): Declare.
161 2005-04-04 David Edelsohn <edelsohn@gnu.org>
162 Daniel Jacobowitz <dan@codesourcery.com>
164 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
166 * rtlanal.c (may_trap_p): Same.
168 2005-04-04 Dale Johannesen <dalej@apple.com>
170 * ChangeLog: remove reference to ChangeLog.12.
172 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
174 CRIS epilogue as RTL.
175 * config/cris/cris.md: Change all 0 in unspec 0 to
177 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
178 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
180 ("return"): Change to define_expand. Call cris_expand_return for
182 ("*return_expanded"): New pattern.
183 ("epilogue"): New define_expand.
184 * config/cris/cris.h (PREDICATE_CODES): Add
185 cris_load_multiple_op.
186 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
188 (enum cris_retinsn_type): New.
189 (struct machine_function): New member return_type.
190 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
191 (cris_target_asm_function_epilogue): Remove, moving RTLified
193 (cris_expand_epilogue): New function.
194 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
195 (cris_gen_movem_load, cris_load_multiple_op)
196 (cris_return_address_on_stack_for_return, cris_expand_return): New
198 (cris_target_asm_function_prologue)
199 (cris_initial_frame_pointer_offset): Call
200 cris_reg_saved_in_regsave_area instead of complicated expression.
201 Call cris_return_address_on_stack instead of an expression.
202 (cris_print_operand) <case 'o', case 'O'>: New cases.
203 (cris_return_address_on_stack): Change return-type to bool.
204 (cris_simple_epilogue): Ditto. Return false if registers are
206 * config/cris/cris-protos.h (cris_simple_epilogue)
207 (cris_return_address_on_stack): Adjust prototype return type.
208 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
209 (cris_return_address_on_stack_for_return): New prototypes.
211 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
213 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
214 gpr_or_int12_operand.
216 * config/frv/frv-protos.h: Add a prototype to
217 frv_legitimate_memory_operand and frv_const_unspec_p.
218 (frv_unspec): Move from frv.c.
219 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
220 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
221 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
222 gpr_or_fpr_operand, gpr_or_int12_operand,
223 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
224 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
225 int6_operand, int5_operand, uint5_operand, uint4_operand,
226 uint1_operand, int_2word_operand, uint16_operand,
227 upper_int16_operand, integer_register_operand,
228 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
229 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
230 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
231 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
232 move_destination_operand, movcc_fp_destination_operand,
233 frv_function_symbol_referenced_p, move_source_operand,
234 condexec_dest_operand, condexec_source_operand,
235 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
236 const_unspec_operand, gpr_or_memory_operand,
237 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
238 icc_operand, fcc_operand, cc_operand, icr_operand,
239 fcr_operand, cr_operand, call_operand, sibcall_operand,
240 symbolic_operand, relational_operator,
241 integer_relational_operator, float_relational_operator,
242 ccr_eqne_operator, minmax_operator,
243 condexec_si_binary_operator, condexec_si_media_operator,
244 condexec_si_divide_operator, condexec_si_unary_operator,
245 condexec_sf_conv_operator, condexec_sf_add_operator,
246 condexec_memory_operand, intop_compare_operator, acc_operand,
247 even_acc_operand, quad_acc_operand, accg_operand: Move to
249 * config/frv/frv.h (PREDICATE_CODES): Remove.
250 * config/frv/frv.md: Include predicates.md.
251 * config/frv/predicates.md: New.
253 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
256 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
257 * tree-ssa-loop-ivopts.c: Include langhooks.h.
258 (add_standard_iv_candidates_for_size): New function, extracting code
259 from add_standard_iv_candidates and parameterizing it by type size.
260 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
262 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
264 * system.h (GCOV_SIZE_TYPE): Unposion.
265 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
266 (GCOV_TYPE_SIZE): ...this new macro.
267 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
268 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
269 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
270 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
271 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
272 instead of unsigned_intSI_type_node.
273 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
274 (rtl_gen_one_value_profiler_no_edge_manipulation)
275 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
276 * value-prof.c: Include coverage.h.
278 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
279 Diego Novillo <dnovillo@redhat.com>
281 Fix PR tree-optimization/20703
282 Fix PR tree-optimization/20725
284 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
285 (create_expression_by_pieces): Ditto.
286 (valid_in_set): Ditto. Also handle tcc_declaration.
287 (find_or_generate_expression): Handle comparison class.
288 (insert_into_preds_of_block): Ditto.
290 (create_value_expr_from): Handle comparison class, recursively
291 handle reference nodes.
292 (compute_avail): Handle comparison classes, rewrite a little cleaner.
293 (execute_pre): Fix spacing.
294 (do_fre): Renamed to execute_fre.
296 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
298 * doc/invoke.texi (SPARC options): Document that
299 -mlittle-endian is not supported on Linux either.
301 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
305 * config.gcc (Obsolete configurations): Remove
306 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
307 (sparclite-*-coff*): Delete.
308 (sparclite-*-elf*): Likewise.
309 (sparc86x-*-elf*): Likewise.
310 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
311 * config/sparc/lite.h: Delete.
312 * config/sparc/litecoff.h: Likewise.
313 * config/sparc/liteelf.h: Likewise.
314 * config/sparc/sp86x-elf.h: Likewise.
315 * config/sparc/t-sparclite: Likewise.
316 * config/sparc/t-sp86x: Likewise.
318 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
320 * config/s390/s390-protos.h: (s390_comparison,
321 s390_alc_comparison, s390_slb_comparison, const0_operand,
322 consttable_operand, larl_operand, s_operand,
323 shift_count_operand, bras_sym_operand, load_multiple_operation,
324 store_multiple_operation, s390_plus_operand): Remove prototypes.
325 (s390_legitimate_address_without_index_p): New prototype.
326 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
328 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
329 const0_operand, consttable_operand, larl_operand, s_operand,
330 shift_count_operand, bras_sym_operand, load_multiple_operation,
331 store_multiple_operation, s390_plus_operand): Move to
333 (check_mode): Remove.
334 (s390_branch_condition_mask): Remove 'static'. Move prototype to
336 (s390_legitimate_address_without_index_p): New.
337 * config/s390/s390.h (PREDICATE_CODES): Remove.
338 * config/s390/s390.md: Include predicates.md.
339 * config/s390/predicates.md: New.
341 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
344 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
345 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
346 (NEED_INDICATE_EXEC_STACK): Define to 1.
347 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
348 (NEED_INDICATE_EXEC_STACK): Define to 1.
349 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
350 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
351 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
352 (pic_helper_emitted_p): New global.
353 (emit_pic_helper): New function extracted from...
354 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
355 Do not call emit_pic_helper if delay_pic_helper is true.
356 (sparc_expand_prologue): Pass 'false' to load_pic_register.
357 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
358 (sparc_file_end): New function.
360 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
362 * config/mcore/mcore-protos.h: Remove the prototypes for
363 mcore_arith_reg_operand, mcore_general_movsrc_operand,
364 mcore_general_movdst_operand, mcore_reload_operand,
365 mcore_arith_J_operand, mcore_arith_K_operand,
366 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
367 mcore_arith_K_S_operand, mcore_arith_imm_operand,
368 mcore_arith_any_imm_operand, mcore_arith_O_operand,
369 mcore_literal_K_operand, mcore_addsub_operand,
370 mcore_compare_operand, mcore_load_multiple_operation,
371 mcore_store_multiple_operation, mcore_call_address_operand.
372 Add a prototype for const_ok_for_mcore.
373 * config/mcore/mcore.c (mcore_call_address_operand,
374 mcore_general_movsrc_operand, mcore_general_movdst_operand,
375 mcore_arith_reg_operand, mcore_reload_operand,
376 mcore_arith_J_operand, mcore_arith_K_operand,
377 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
378 mcore_arith_M_operand, mcore_arith_imm_operand,
379 mcore_arith_any_imm_operand, mcore_arith_O_operand,
380 mcore_literal_K_operand, mcore_addsub_operand,
381 mcore_compare_operand, mcore_load_multiple_operation,
382 mcore_store_multiple_operation): Move to predicates.md.
383 (const_ok_for_mcore): Export.
384 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
385 * config/mcore/mcore.md: Include predicates.md.
386 * config/mcore/predicates.md: New.
388 * config/mcore/predicates.md: Fix a comment typo.
390 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
391 Adrian Straetling <straetling@de.ibm.com>
393 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
394 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
395 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
397 ("imul"): Removed from "type" attribute.
398 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
399 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
400 Changed type to imulsi.
401 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
403 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
405 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
406 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
407 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
408 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
409 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
410 (TARGET_SWITCHES, mcore_stack_increment_string)
411 (TARGET_OPTIONS): Delete.
412 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
413 than *_BIT constants.
414 (TARGET_8ALIGN): #undef old definition before redefining to 1.
415 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
416 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
417 (mcore_override_options): Delete mcore_stack_increment code.
418 Change use of M340_BIT to MASK_M340.
419 * config/mcore/mcore.opt: New file.
421 2005-04-04 Ian Lance Taylor <ian@airs.com>
423 * config/arm/arm.c (replace_symbols_in_block): Remove static
426 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
428 * config/fr30/fr30-protos.h: Remove the prototypes for
429 stack_add_operand, add_immediate_operand,
430 high_register_operand, low_register_operand, call_operand,
431 di_operand, and nonimmediate_di_operand.
432 * config/fr30/fr30.c (stack_add_operand,
433 add_immediate_operand, high_register_operand,
434 low_register_operand, call_operand, di_operand,
435 nonimmediate_di_operand): Move to predicates.md.
436 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
437 * config/fr30/fr30.md: Include predicates.md.
438 * config/fr30/predicates.md: New.
440 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
441 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
442 mcore_call_address_operand.
444 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
445 general_movsrc_operand.
447 2005-04-04 Alan Modra <amodra@bigpond.net.au>
449 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
452 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
455 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
458 2005-04-04 Richard Henderson <rth@redhat.com>
459 Jakub Jelinek <jakub@redhat.com>
461 PR rtl-optimization/16104
462 * fold-const.c (fold_unary): Fix folding of vector conversions.
464 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
466 * config.gcc (xstormy16-*-elf): Set extra_options.
467 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
468 * config/stormy16/stormy16.opt: New file.
470 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
472 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
473 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
474 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
475 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
476 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
477 (TARGET_UNIX_ASM): Delete.
478 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
479 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
480 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
481 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
482 * config/pdp11/pdp11.opt: New file.
484 2005-04-03 Roger Sayle <roger@eyesopen.com>
485 Alexandre Oliva <aoliva@redhat.com>
488 * fold-const.c (non_lvalue): Split tests into...
489 (maybe_lvalue_p): New function.
490 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
491 C++ front-end prior to lowering into gimple form.
493 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
495 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
496 BUILT_IN_STRNCASECMP): New.
497 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
500 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
503 * arm.md (addsi3_compare0_for_combiner): Delete.
504 (addsi3_compare0_scratch_for_combiner): Delete.
505 (cmpsi_neg_shiftsi): Delete.
506 (compare_negsi_si): New pattern.
507 (cmpsi_negshiftsi_si): New pattern.
508 (negated_cbranchsi4): Restrict to equality_operator.
510 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
513 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
515 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
518 * doc/install.texi: Fix a typo.
520 2005-04-03 Steven Bosscher <stevenb@suse.de>
523 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
524 a computed goto if the edge to the computed goto block has
525 incoming abnormal edges. Clarify how the function works.
527 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
529 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
530 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
531 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
532 hash_scan_set, reg_set_between_after_reload_p,
533 reg_used_between_after_reload_p, get_avail_load_store_reg,
534 eliminate_partially_redundant_load): Likewise.
535 * postreload.c (reload_cse_simplify_set,
536 reload_combine_note_use): Likewise.
537 * predict.c (predict_insn, expected_value_to_br_prob,
538 propagate_freq, expensive_function_p): Likewise.
539 * print-rtl.c (print_rtx): Likewise.
540 * profile.c (instrument_edges, instrument_values,
541 compute_branch_probabilities, branch_prob, union_groups,
542 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
543 * protoize.c (in_system_include_dir, file_could_be_converted,
544 file_normally_convertible, gen_aux_info_file, seek_to_line,
545 do_cleaning): Likewise.
546 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
547 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
548 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
550 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
552 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
553 * modulo-sched.c (undo_replace_buff_elem): New structure.
554 (kernel_number_of_cycles, ps_unschedule_node,
555 undo_generate_reg_moves,free_undo_replace_buff,
556 undo_permute_partial_schedule, loop_single_full_bb_p,
557 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
558 build_loops_structure, get_sched_window): New.
559 (generate_reg_moves): Return undo_replace_buff_elem and other
561 (generate_prolog_epilog): Remove old loop versioning.
562 (sms_schedule): Use loop information and loop_version.
563 (sms_schedule_by_order): Split part of it to get_sched_window.
564 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
565 cfg_layout_finalize and free_dominance_info before/after SMS.
567 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
569 * cfghooks.c (lv_flush_pending_stmts,
570 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
571 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
572 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
573 lv_add_condition_to_bb,
574 lv_adjust_loop_header_phi, extract_cond_bb_edges,
575 flush_pending_stmts): New in cfg_hooks structure.
576 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
577 extract_cond_bb_edges, lv_adjust_loop_header_phi,
578 lv_add_condition_to_bb): New declarations.
579 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
581 (loop_version): Declare.
582 * cfgloopmanip.c (cfghooks.h): Include.
583 (duplicate_loop_to_header_edge): Change return type to bool.
584 (loop_version, lv_adjust_loop_entry_edge): Move here.
585 * cfgrtl.c (cfgloop.h): Include.
586 (rtl_verify_flow_info_1): Fix.
587 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
588 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
590 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
591 tree_lv_add_condition_to_bb): New.
592 (tree_cfg_hooks): Add new hooks to initialization.
593 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
594 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
596 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
598 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
599 xstormy16_below100_or_register,
600 xstormy16_splittable_below100_or_register, and
601 nonimmediate_nonstack_operand.
603 * config/stormy16/stormy16-protos.h: Remove the prototypes for
604 xstormy16_ineqsi_operator, equality_operator,
605 inequality_operator, shift_operator,
606 xstormy16_below100_operand, xstormy16_below100_or_register,
607 xstormy16_splittable_below100_or_register,
608 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
609 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
610 equality_operator, inequality_operator,
611 xstormy16_below100_operand, xstormy16_below100_or_register,
612 xstormy16_splittable_below100_or_register,
613 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
614 nonimmediate_nonstack_operand, shift_operator): Move to
616 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
617 * config/stormy16/stormy16.md: Include predicates.md.
618 * config/stormy16/predicates.md: New.
620 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
622 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
623 small_int, large_int, reg_or_0_operand, simple_memory_operand,
624 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
625 move_operand, power_of_2_operand): Move to predicates.md.
626 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
627 PREDICATE_CODE): Remove.
628 * config/iq2000/iq2000.md: Include predicates.md.
629 * config/iq2000/predicates.md: New.
631 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
633 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
634 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
635 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
636 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
637 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
638 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
639 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
640 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
641 (TARGET_M68HC11): Delete.
642 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
643 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
644 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
645 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
646 (nb_soft_regs): Delete.
647 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
648 (m68hc11_override_options): Remove the code that caters for MASK_M6811
649 and MASK_M6812 being set simultaneously. Change the code that sets
650 the default m68hc11_soft_reg_count to use integers instead of strings.
651 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
652 m68hc11_soft_reg_count (which now has an int type) as the number
654 * config/m68hc11/m68hc11.opt: New file.
656 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
658 * config/fr30/fr30.h (PREDICATE_CODES): Remove
659 fp_displacement_operand, sp_displacement_operand.
661 * config/m68hc11/m68hc11-protos.h: Add a prototype for
663 Remove the prototypes for tst_operand, cmp_operand,
664 stack_register_operand, d_register_operand,
665 hard_addr_reg_operand, splitable_operand,
666 m68hc11_logical_operator, m68hc11_arith_operator,
667 m68hc11_non_shift_operator, m68hc11_shift_operator,
668 m68hc11_unary_operator, m68hc11_eq_compare_operator,
669 non_push_operand, hard_reg_operand, and
670 reg_or_some_mem_operand.
671 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
673 (tst_operand, cmp_operand, non_push_operand,
674 splitable_operand, reg_or_some_mem_operand,
675 stack_register_operand, d_register_operand,
676 hard_addr_reg_operand, hard_reg_operand,
677 m68hc11_eq_compare_operator, m68hc11_logical_operator,
678 m68hc11_arith_operator, m68hc11_non_shift_operator,
679 m68hc11_shift_operator, m68hc11_unary_operator): Move to
681 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
682 * config/m68hc11/m68hc11.md: Include predicates.md.
683 * config/m68hc11/predicates.md: New.
685 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
688 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
689 change checked in along with 2005-03-03's patch for debug/20253.
690 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
691 (remap_decl): Insert type decl in map earlier.
693 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
695 PR tree-optimization/20640
696 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
697 post-dominator if it has phi nodes.
698 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
699 before dead statements.
701 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
704 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
706 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
708 PR rtl-optimization/20290
709 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
710 in every iteration if the entry point is the exit test.
712 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
714 * config/cris/cris.md (attribute "length"): Define.
716 2005-04-02 Geoffrey Keating <geoffk@apple.com>
718 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
719 (word_offset_memref_operand): New.
720 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
721 (indexed_or_indirect_operand): Delete.
722 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
723 (indexed_or_indirect_operand): Delete.
725 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
728 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
731 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
732 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
734 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
736 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
738 2005-04-01 Ian Lance Taylor <ian@airs.com>
740 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
741 (rus, prus): Remove static variables.
742 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
743 (process_command): Permit report_times and use_pipes together.
745 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
747 * c-decl.c (validate_proto_after_old_defn): Look at
748 TYPE_MAIN_VARIANT of argument types.
750 2005-04-01 Paul Brook <paul@codesourcery.com>
752 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
753 (arm_output_function_epilogue): Allow call_via_SP.
754 (thumb_call_via_reg, arm_file_end): Ditto.
755 * config/arm/arm.h (struct machine_function): Include space for SP.
756 (thumb_call_via_label): Update declaration.
758 2005-04-01 Ian Lance Taylor <ian@airs.com>
760 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
761 doing a peephole optimization, once again put any notes in the
764 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
766 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
768 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
770 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
771 (block_alloc, find_free_reg): Likewise.
772 * loop-doloop.c (doloop_modify): Likewise.
773 * loop-invariant.c (record_use): Likewise.
774 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
775 get_iv_value, canon_condition, eliminate_implied_condition,
776 eliminate_implied_condition, simplify_using_initial_values,
777 shorten_into_mode, canonicalize_iv_subregs,
778 iv_number_of_iterations): Likewise.
779 * loop-unroll.c (expand_var_during_unrolling): Likewise.
780 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
781 unswitch_loop): Likewise.
782 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
783 move_movables, replace_call_address, find_and_verify_loops,
784 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
785 record_giv, final_giv_value, general_induction_var,
786 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
787 loop_giv_dump): Likewise.
789 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
790 GCOV_CHECK_WRITING): Remove.
791 (gcov_position, gcov_rewrite): Use gcc_assert.
792 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
793 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
794 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
797 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
799 * tree-inline.c: Fix a typo.
801 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
803 * configure.ac (enable-checking): Explicitly set all variables for
804 collective switch values. Alphabetize variables. Rename
805 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
807 * doc/install.texi (enable-checking): Update documentation.
808 * configure: Rebuilt.
810 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
812 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
815 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
817 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
818 Also reject cases where this pattern will cause load delay stalls
819 unless optimizing for size and it will produce a shorter sequence.
820 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
821 variants to avoid pre-adjusting the base when possible.
823 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
825 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
826 the frame and argument pointers.
827 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
828 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
829 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
830 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
831 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
832 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
834 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
836 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
837 with entry for selectany attribute.
838 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
840 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
841 (i386_pe_asm_named_section): Handle sections generated by
843 * doc/extend.texi (selectany): Document attribute.
845 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
846 Jan Hubicka <jh@suse.cz>
848 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
849 to fix addresses involving EBP and ESP.
850 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
851 for SUBREGed registers.
852 (legitimate_address_p): Accept SUBREGed registers.
854 2005-04-01 Jakub Jelinek <jakub@redhat.com>
857 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
858 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
861 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
863 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
865 2005-04-01 James E Wilson <wilson@specifixinc.com>
868 * dwarf2out.c (rtl_for_decl_init): New function.
869 (rtl_for_decl_location): Extracted from here.
870 (tree_add_const_value_attribute): Call rtl_for_decl_init and
871 add_const_value_attribute. Delete initializer_constant_valid_p call.
873 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
875 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
876 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
877 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
878 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
879 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
880 config/i386/i386.md, config/rs6000/predicates.md,
881 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
882 config/s390/s390.c, config/stormy16/stormy16.c,
883 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
886 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
889 * gimplify.c (gimplify_expr): Create a temporary for lvalue
890 COND_EXPR and CALL_EXPR.
892 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
895 * genautomata.c (first_cycle_unit_presence): Check all alternative
896 states for unit presence.
898 * doc/md.texi: Remove remark about impossibility to query unit
899 presence in non nondeterministic automaton state.
901 * config/ia64/ia64.c (get_template): Change order of unit querying.
903 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
905 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
908 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
910 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
911 flag for edges outside any loops.
913 2005-03-31 Janis Johnson <janis187@us.ibm.com>
915 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
917 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
919 * tree-ssa-alias.c: Follow spelling conventions.
920 * doc/tree-ssa.texi: Fix a typo.
922 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
924 * postreload-gcse.c: Include target.h.
925 (gcse_after_reload_main): Return early if we cannot modify jumps.
926 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
928 2005-03-31 David Edelsohn <edelsohn@gnu.org>
930 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
931 expensive operations.
933 2005-03-31 Ian Lance Taylor <ian@airs.com>
935 * collect2.c (lderrout): New variable.
936 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
937 if it is set, to stderr.
938 (handler): Unlink lderrout if it is set.
939 (dump_file): Add "to" parameter. Change all callers.
940 (main): Initialize lderrout.
941 (collect_execute): Add errname parameter. Change all callers.
942 Rename redir parameter to outname. Never pass
943 PEX_STDERR_TO_STDOUT to pex_run.
944 * collect2.h (collect_execute, dump_file): Update declarations.
945 * tlink.c (tlink_execute): Add errname parameter. Change all
947 (do_tlink): Check lderrout as well as ldout.
949 2005-03-31 Caroline Tice <ctice@apple.com>
951 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
952 (bb-reorder.o): Add errors.h to list of requirements.
953 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
954 profiledbootstrap flags.
955 * bb-reorder.c (errors.h): Add new include.
956 (struct bbro_basic_block_data_def): Add new field, in_trace.
957 (add_unlikely_executed_notes): Remove function.
958 (mark_bb_for_unlikely_executed_section): Remove function.
959 (insert_section_boundary_note): New function.
960 (verify_hot_cold_block_grouping): New function.
961 (push_to_next_round_p): Remove variables and tests that push all
962 cold blocks to last round.
963 (find_traces): Remove code that added extra round of trace finding
964 when doing partitioning.
965 (find_traces_1_round) : Remove variable last_round; add code to
966 update new struct field, in_trace; correct trace_length where it was
967 incorrect before (after call to copy_bb); change code that pushed all
968 cold blocks to last round. Instead verify that all blocks going into
969 a trace belong in the same partition.
970 (connect_traces): Modify to connect the traces in two passes, if the
971 function contains both hot and cold blocks. The first pass connects
972 all the traces for blocks in the partition that the first block in
973 the function belongs to; the second pass connnects all the traces
974 containing blocks that belong in the other partition.
975 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
976 code that automatically put the first block in a function into the
977 hot partition if the function had any hot blocks.
978 (fix_crossing_unconditional_branches): Check number of succ edges
979 before attempting to get one.
980 (fix_edges_for_rarely_executed_code): Update comment describing
982 (reorder_basic_blocks): Add code to initialize new field (in_trace);
983 remove call to add_unlikely_executed_notes; add call to
984 verify_hot_cold_block_grouping.
985 (duplicate_computed_gotos): Don't change computed goto if it's a
987 (partition_hot_cold_basic_blocks): Update function comment.
988 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
990 (try_forward_edges): Likewise.
991 (merge_blocks_move_predecessor_nojumps): Likewise.
992 (merge_blocks_move_successor_nojumps): Likewise.
993 (merge_blocks_move): Likewise.
994 (try_crossjump_bb): Likewise.
995 * cfglayout.c (update_unlikely_executed_notes): Remove function.
996 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
997 notes to cold bb's; remove call to update_unlikely_executed_notes.
998 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
999 NOTE_INSN_SWITCH_TEXT_SECTIONS.
1000 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
1001 function declaration.
1002 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
1004 (rtl_can_merge_blocks): Remove redundancy from condition.
1005 (try_redirect_by_replacing_jump): Likewise.
1006 (force_nonfallthru_and_redirect): Remove code for adding
1007 UNLIKELY_EXECUTED_CODE notes to cold bb's.
1008 (commit_one_edge_insertion): Likewise.
1009 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
1010 * dbxout.c (FORCE_TEXT): Replace function_section with
1011 current_function_section.
1012 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
1013 function, switch_text_section.
1014 (struct xcoff_debug): Likewise.
1015 (dbxout_function_end): Add code to put out label diffs for both
1016 hot and cold sections.
1017 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
1018 for new debug_hooks funciton, switch_text_section..
1019 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
1020 switch_text_section.
1021 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
1022 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
1023 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
1024 dw_fde_switched_sections.
1025 (output_call_frame_info): Add test to see if function switches text
1026 sections in the middle; if so, use appropriate extra hot and cold
1027 section labels to compute size deltas for the hot and cold sections.
1028 (dwarf2out_begin_prologue): Add code to initialize new fields in
1030 (dwarf2out_switch_text_section): New function (invoked through
1031 debug_hook); updates new fields in dw_fde_struct appropriately and
1032 increments separate_line_info_table_in_use.
1033 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1034 dwarf2out_switch_text_section.
1035 (struct var_loc_node): Add new field, section_label.
1036 (output_aranges): Add code to check whether in hot or cold section and
1037 use the appropriate label in calculating deltas.
1038 (output_ranges): Likewise.
1039 (output_line_info): Add code to check which section we're in and
1040 use appropriate hot/cold label.
1041 (add_location_or_constant_value_attribute): Likewise.
1042 (gen_subprogam_die): Modify arange attributes to use correct labels.
1043 (dwarf2out_begin_block): Change call to function_section into call to
1044 current_function_section.
1045 (dwarf2out_end_block): Likewise.
1046 (dwarf2out_source_line): Likewise.
1047 (dwarf2out_var_location): Add code to check whether in hot or cold
1048 section and use the appropriate label.
1049 * except.c (output_function_exception_table): Change call to
1050 function_section into call to current_function_section.
1051 * final.c (profile_function): Likewise.
1052 (scan_ahead_for_unlikely_executed_note): Remove function.
1053 (final_scan_insn): Remove calls to
1054 scan_ahead_for_unlikely_executed_note, and related code for switching
1055 to cold section, except for the single time
1056 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1057 debug_hooks->switch_text_sections; replace appropriate calls to
1058 function_section with calls to current_function_section.
1059 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1060 test_bb to condition.
1061 (find_if_case_2): Likewise.
1062 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1063 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1064 * opts.c (decode_options): Change warning about hot/cold partitioning
1065 with exceptionss to inform (so as not to cause bootstrap failures);
1066 remove warning about partitioning with DWARF debug info.
1067 * output.h (current_function_section): Add new function decl.
1068 (insert_section_boundary_note): Likewise.
1069 (enum in_section): Move this declaration here from varasm.c.
1070 (unlikely_section_label): Likewise.
1071 (unlikely_text_section_name): Likewise.
1072 (last_text_section_name): New global variable.
1073 (last_text_section): Likewise.
1074 (hot_section_label): Likewise.
1075 (hot_section_end_label): Likewise.
1076 (cold_section_end_label): Likewise.
1077 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1078 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1079 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1080 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1081 insn from consideration.
1082 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1083 switch_text_section.
1084 * varasm.c (basic-block.h): Add new include.
1085 (unlikely_section_label_printed): Remove global variable.
1086 (unlikely_section_label): Make global variable not be static any more.
1087 (unlikely_text_section_name): Likewise.
1088 (hot_section_end_label): New global variable (not static)
1089 (first_function_block_is_cold): Likewise.
1090 (hot_section_label): Likewise.
1091 (cold_section_end_label): Likewise..
1092 (last_text_section): New global variable, not static.
1093 (last_text_section_name): New global variable, not static.
1094 (initialize_cold_section_name): New function.
1095 (enum in_section): Move declaration to output.h.
1096 (text_section): Update last_text_section.
1097 (unlikely_text_section): Replace code to determine cold section name
1098 with call to initialize_cold_section_name; Add code to update
1099 last_text_section; remove code for printing out label.
1100 (named_section_real): Add code to update last_text_section and
1101 last_text_section_name as appropriate.
1102 (function_section): Change test for 'unlikely' to depend on
1103 first_function_block_is_cold (moved old test to
1104 current_function_section).
1105 (current_function_section): New function.
1106 (assemble_start_function): Move code that frees
1107 unlikely_text_section_name; initialize hot_section_end_label;
1108 print hot and cold section labels at the start of the function;
1109 set first_function_block_is_cold, if appropriate; initialize l
1110 ast_text_section; add call to insert_section_boundary_note.
1111 (assemble_end_function): Add code to write out hot and cold section
1113 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1114 switch_text_section.
1115 * config/darwin.c (machopic_select_section): Replace incorrect
1116 function in base_funs; update reloc for cold sections if necessary.
1117 * config/darwin.h (SECTION_FUNCTION): Add code to update
1118 last_text_section if appropriate.
1119 (text_unlikely_section): Remove.
1120 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1121 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1122 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1123 partitioning for this architecture.
1125 2005-03-31 Olivier Hainque <hainque@adacore.com>
1127 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1128 defined and non-zero.
1130 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1133 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1136 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1139 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1140 label operand. Remove (use (unspec..)). Don't emit a label on
1142 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1143 generate inline label for load_toc_v4_PIC_1b.
1144 (rs6000_emit_load_toc_table): Likewise.
1146 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1148 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1149 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1151 2005-03-29 Devang Patel <dpatel@apple.com>
1153 * tree-sra.c (decide_block_copy): Disable scalarization of
1156 2005-03-30 Stuart Hastings <stuart@apple.com>
1157 Dale Johannesen <dalej@apple.com>
1159 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1160 * print-tree.c (print_node): Add case STATEMENT_LIST.
1162 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1164 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1165 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1166 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1167 is given with "powerpc64*" or "all", or when --with-cpu chooses
1170 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1173 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1174 gen_lexical_block_die.
1175 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1177 2005-03-31 Jan Hubicka <jh@suse.cz>
1179 2004-11-02 Jan Hubicka <jh@suse.cz>
1181 * cgraph.c (cgraph_varpool_node_name): New function.
1182 (dump_cgraph_varpool_node): New function.
1183 (dump_varpool): New function.
1184 * cgraphunit.c (cgraph_optimize): Dump varpool.
1186 2004-10-16 Jan Hubicka <jh@suse.cz>
1188 * cgraph.c (decide_is_variable_needed): New function.
1189 (cgraph_varpool_finalize_decl): Use it.
1190 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1192 * final.c (output_addr_const): Do not call mark_referenced.
1193 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1194 always go via cgraph.
1195 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1196 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1197 * tree-optimize.c (execute_inline): Mark functions called.
1198 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1200 2004-10-11 Jan Hubicka <jh@suse.cz>
1202 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1203 (cgraph_varpool_last_needed_node): New static variable.
1204 (enqueue_needed_varpool_node): Break out from ...; add items to the
1205 end of queue; update first pointers.
1206 (cgraph_varpool_mark_needed_node): ... here.
1207 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1208 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1209 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1210 (cgraph_varpool_first_unanalyzed_node): Declare.
1211 * cgraphunit.c: Include output.h.
1212 (cgraph_varpool_analyze_pending_decls): New function.
1213 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1214 for errors, analyze pending decls.
1215 (cgraph_finalize_compilation_unit): Only analyze decls.
1216 (cgraph_optimize): Assemble the decls after expanding.
1218 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1220 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1221 subvars get marked properly in tags for grouping.
1222 (add_pointed_to_var): Mark only actual pointed to
1223 variables/subvars in addresses needed.
1224 (create_overlap_variables_for): Clear call clobbered on original
1226 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1227 addresable vars with subvars into list.
1228 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1231 2005-03-30 Richard Henderson <rth@redhat.com>
1233 * cgraph.h (struct cgraph_node): Add alias.
1234 * varasm.c (assemble_alias): Set it.
1235 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1236 avoid calling cgraph_expand_function.
1238 2005-03-30 Tom Tromey <tromey@redhat.com>
1240 * tree.def (FILE_TYPE): Removed.
1241 * typeclass.h (enum type_class): Removed file_type_class.
1242 * dwarf2out.c (is_base_type): Updated.
1243 (gen_type_die): Likewise.
1244 * dbxout.c (dbxout_type): Updated.
1245 * builtins.c (type_to_class): Updated.
1246 * tree.c (type_contains_placeholder_1): Updated.
1247 * config/sparc/sparc.c (sparc_type_code): Updated.
1248 * config/ia64/ia64.c (hfa_element_mode): Updated.
1249 * expr.c (count_type_elements): Updated.
1250 * stor-layout.c (layout_type): Updated.
1251 * tree-inline.c (remap_type): Updated.
1252 * tree-pretty-print.c (dump_generic_node): Updated.
1254 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1256 * builtins.c (expand_builtin_powi): Fix mode of
1257 2nd argument to match int.
1258 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1259 2nd argument type to int.
1260 * libgcc2.c: Change prototype of __powi* functions to use
1263 2005-03-30 Dale Johannesen <dalej@apple.com>
1266 * calls.c (expand_call): Flush pending deferrals before
1269 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1273 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1274 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1275 c_label_context, label_context_stack): New.
1276 * c-decl.c (define_label): Check for jumps into statement
1277 expressions. Add label to list of defined labels.
1278 (start_function): Push context on label_context_stack.
1279 (finish_function): Pop context from label_context_stack.
1280 * c-typeck.c (label_context_stack): New.
1281 (c_finish_goto_label): Check for jumps into statement
1282 expressions. Add label to list of jumped to labels.
1283 (struct c_switch): Add blocked_stmt_expr.
1284 (c_start_case): Initialize it.
1285 (do_case): Check it.
1286 (c_finish_case): Verify !blocked_stmt_expr.
1287 (c_begin_stmt_expr): Push context on label_context_stack.
1288 Increment blocked_stmt_expr. Mark labels jumped to from outside
1290 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1291 defined in the statement expression and no longer jumpable to.
1292 Mark labels jumped to from just outside the statement expression
1293 as again definable. Pop context from label_context_stack.
1294 * doc/extend.texi (Statement Exprs): Update.
1296 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1299 * c-decl.c (start_function): Check for old_decl being
1302 2005-03-30 Ian Lance Taylor <ian@airs.com>
1304 * final.c (final): Remove prescan parameter. Change all callers.
1305 (final_scan_insn): Remove prescan parameter. Change all callers.
1307 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1309 * tree-vectorizer.c: Fix comment typos.
1311 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1313 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1314 as soon as a chrec_dont_know is detected.
1316 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1318 Merge from csl-arm-branch.
1319 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1321 * tlink.c (recompile_files): Do not assume that "rename" can
1322 overwrite an existing file.
1324 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1326 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1327 * gcc/configure: Regenerate.
1329 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1331 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1333 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1335 * calls.c (struct arg_data): Update "partial" comment.
1336 (load_register_parameters): Update "nregs" comment.
1338 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1340 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1341 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1342 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1343 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1344 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1345 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1346 than target_flags & 0.
1347 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1348 (iq2000_arch, iq2000_parse_cpu): Delete.
1349 (TARGET_HANDLE_OPTION): Override default.
1350 (iq2000_handle_option): New function.
1351 (override_options): Remove -march= and -mcpu= handling.
1352 * config/iq2000/iq2000.opt: New file.
1354 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1356 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1357 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1358 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1359 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1360 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1361 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1362 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1363 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1364 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1365 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1366 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1367 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1368 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1369 (TARGET_OPTIONS): Delete.
1370 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1371 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1372 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1373 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1374 (c4x_cpu_version_string): Delete.
1375 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1376 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1377 equivalent -mcpu= option.
1378 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1379 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1380 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1381 or clearing the appropriate MASK_* bit.
1382 (c4x_file_start): Use c4x_cpu_version.
1383 * config/c4x/c4x.opt: New file.
1385 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1387 * doc/options.texi: Document the new MaskExists flag.
1388 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1389 if the option has the MaskExists flag.
1391 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1393 * opt-functions.awk (flag_set_p, test_flag): New functions.
1394 (switch_flags): Use them.
1395 * opth-gen.awk: Use flag_set_p to check for flags.
1396 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1398 2005-03-30 Ian Lance Taylor <ian@airs.com>
1400 * config.host (i[34567]86-*-mingw32*): Don't set
1401 host_can_use_collect2 to no.
1403 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1406 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1407 Remove convert_memory_address call duplicating that in memory_address.
1409 2005-03-29 Richard Henderson <rth@redhat.com>
1412 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1413 (build_compound_literal): Likewise. Propagate decl type into the
1415 (finish_decl): Likewise. Use new return value from complete_array_type
1416 for zero sized arrays.
1417 (complete_array_type): Move ...
1418 * c-common.c (complete_array_type): ... here. Change first argument
1419 to pointer-to-type-node. Consistently use sizetype for the index
1420 except for zero sized arrays. Detect zero sized arrays for pedantic
1421 mode diagnostics. Create a new type node instead of modifying the
1423 * c-tree.h (complete_array_type): Move decl ...
1424 * c-common.h (complete_array_type): ... here.
1426 2005-03-29 Richard Henderson <rth@redhat.com>
1429 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1431 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1433 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1434 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1435 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1436 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1438 2005-03-29 Eric Christopher <echristo@redhat.com>
1440 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1441 truthvalue conversion removal.
1443 2005-03-29 Ian Lance Taylor <ian@airs.com>
1446 * collect2.c: Never include <vfork.h>.
1447 (VFORK_STRING, vfork): Don't define.
1448 (pid): Remove global variable.
1449 (handler): Call raise instead of kill (getpid(), ...).
1450 (collect_wait): Add pex parameter. Change all callers. Use
1451 pex_get_status rather than pwait.
1452 (do_wait): Add pex parameter. Change all callers.
1453 (collect_execute): Return struct pex_obj * rather than void. Use
1454 pex routines rather than pexecute.
1455 (fork_execute): Get pex_obj from collect_execute, and pass it to
1457 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1458 Only declare quit_handler if SIGQUIT is defined.
1459 (scan_libraries): Likewise.
1460 * collect2.h (collect_execute): Update declaration.
1461 (collect_wait): Update declaration.
1462 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1463 pass it to collect_wait.
1465 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1468 * c-parser.c (c_parser_compound_statement_nostart): Give error
1469 message for EOF instead of just setting parser->error.
1471 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1473 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1474 (slpeel_update_phi_nodes_for_guard1): New function.
1475 (slpeel_update_phi_nodes_for_guard2): New function.
1476 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1477 of slpeel_update_phi_nodes_for_guard.
1478 (vectorize_loops): Remove call to loop_closed_rewrite.
1479 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1482 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1484 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1485 (TARGET_LITTLE_ENDIAN): New macro.
1486 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1487 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1488 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1489 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1490 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1491 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1492 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1493 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1494 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1495 (TARGET_OPTIONS): Delete.
1496 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1497 (CACHE_FLUSH_TRAP): Turn into an integer.
1498 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1499 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1500 -mflush-trap is in use.
1501 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1502 (m32r_cache_flush_trap_string): Delete.
1503 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1504 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1505 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1506 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1507 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1508 -mmodel= and -msdata= handling from...
1509 (m32r_init): ...here.
1510 * config/m32r/m32r.opt: New file.
1512 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1514 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1515 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1516 * tree-vect-analyze.c (vect_object_analysis): additional parm
1517 pass back a "struct ptr_info_def *" with the points-to info.
1518 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1519 statement using info returned from vect_object_analysis.
1520 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1521 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1522 for virtual uses and defs when creating a replacement vector
1523 reference. Call duplicate_ssa_name_ptr_info to define points-to
1524 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1525 (vectorizable_store): copy_virtual_operands and update
1526 definition statements.
1527 (vectorizable_load): copy_virtual_operands. Remove call to
1528 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1529 * tree-vectorizer.c (vectorize_loops): Remove calls to
1530 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1531 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1532 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1533 define macro STMT_VINFO_PTR_INFO for use in accessing.
1534 * tree.h add export of duplicate_ssa_name_ptr_info.
1535 * rs6000.c (altivec_init_builtins): Declare builtin function
1536 __builtin_altivec_mask_for_load to be "const".
1538 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1541 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1542 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1543 assemble_variable on aliases.
1544 * varasm.c (assemble_alias): Set node->alias.
1545 * toplev.c (wrapup_global_declarations): Don't call
1546 rest_of_decl_compilation on aliases again.
1548 2005-03-29 Paul Brook <paul@codesourcery.com>
1550 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1551 * config/arm/arm.c (arm_dbx_register_number): New function.
1552 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1554 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1557 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1558 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1560 2005-03-29 Dale Johannesen <dalej@apple.com>
1562 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1563 $(TREE_H) and $(COVERAGE_H).
1564 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1565 * opts.c (common_handle_option): Enable tree-based value transforms.
1566 * toplev.c (process_options): Ditto.
1567 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1568 refers to references to this type.
1569 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1570 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1571 for may_be_more, may_be_less.
1572 (rtl_gen_pow2_profiler): Adjust.
1573 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1574 (rtl_gen_one_value_profiler): Adjust.
1575 (rtl_gen_const_delta_profiler): Adjust.
1576 * tree-profile.c (tree_gen_interval_profiler): Implement.
1577 (tree_gen_pow2_profiler): Ditto.
1578 (tree_gen_one_value_profiler): Ditto.
1579 (tree_profiling): New.
1580 (pass_tree_profile): Reference it.
1581 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1583 (insn_divmod_values_to_profile): Rename to
1584 rtl_divmod_values_to_profile. Adjust.
1585 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1586 (insn_prefetch_values_to_profile): Adjust.
1587 (rtl_value_profile_transformations): Adjust.
1588 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1589 (gen_mod_pow2): Rename to rtl_mod_pow2.
1590 (gen_mod_subtract): Rename to rtl_mod_subtract.
1591 (divmod_fixed_value_transform): Rename to
1592 rtl_divmod_fixed_value_transform.
1593 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1594 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1595 (rtl_find_values_to_profile): Adjust.
1596 (tree_value_profile_transformations): Implement.
1597 (tree_divmod_values_to_profile): New.
1598 (tree_values_to_profile): New.
1599 (tree_divmod_fixed_value): New.
1600 (tree_mod_pow2): New.
1601 (tree_mod_subtract): New.
1602 (tree_divmod_fixed_value_transform): New.
1603 (tree_mod_pow2_value_transform): New.
1604 (tree_mod_subtract_transform): New.
1605 (tree_find_values_to_profile): Implement.
1606 * profile.c (instrument_values): Free histograms.
1607 (compute_value_histograms): Adjust. Implement tree version.
1609 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1611 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1612 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1613 variable. Output "fldcw" depending on round_mode.
1614 * config/i386/i386.md (UNSPEC_FIST): New.
1615 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1616 New isns patterns to implement lrint and llrint built-ins as x87
1618 (fistdi2, fist<mode>2 splitters): New splitters.
1619 (lrint<mode>2): New expanders.
1621 2005-03-28 Ian Lance Taylor <ian@airs.com>
1623 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1624 0 when calling final_scan_insn.
1626 2005-03-28 Jan Hubicka <jh@suse.cz>
1629 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1632 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1633 types where possible.
1635 2005-03-26 Per Bothner <per@bothner.com>
1637 Make -f[no-]show-column also control non-cpp diagnostics.
1638 * c.opt (fshow-column): Move option from here ...
1639 * common.opt (fshow-column): ... to here.
1640 * diagnostic.c (diagnostic_build_prefix): Only print column number
1641 if flag_show_column.
1643 2005-03-27 Steven Bosscher <stevenb@suse.de>
1645 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1646 vax_output_conditional_branch): New prototypes.
1647 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1648 extracted from vax.md mov and add patterns.
1649 (vax_output_conditional_branch): New function to output conditional
1650 branch instructions.
1651 * vax.md: Use mode macros for arithmetic and mov patterns.
1652 Use code macros for the jump patterns.
1654 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1656 * Makefile.in (libbackend.o): Depend on version files;
1657 add custom generation command.
1659 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1662 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1663 sure that we have a REG before getting its REGNO.
1665 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1668 * builtins.def (BUILT_IN_STRNDUP): New.
1670 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1672 PR tree-optimization/20470
1673 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1676 2005-03-25 Mike Stump <mrs@apple.com>
1678 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1681 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1683 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1684 Use our own structure definitions.
1686 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1687 (fix_truncdfsi2): Allow registers or memory as destination.
1688 When TARGET_PPC_GFXOPT, generate simplified pattern.
1689 (fix_truncdfsi2_internal): Use define_insn_and_split.
1690 (fix_truncdfsi2_internal_gfxopt): New.
1691 (fctiwz): Don't confuse register allocation by giving it no choices.
1693 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1694 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1695 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1696 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1698 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1700 * dominance.c (free_dominance_info): Speed up by freeing et
1701 data structures without maintaining other nodes.
1702 * et-forest.c (et_free_tree_force): New.
1703 * et-forest.h: Add a prototype for et_free_tree_force.
1705 * tree.c (get_set_constructor_bits,
1706 get_set_constructor_bytes): Remove.
1707 * tree.h: Remove the corresponding prototypes.
1709 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1712 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1713 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1714 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1715 PRE_DEC, NEG and NOT.
1717 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1719 * fold-const.c: Convert uses of fold (build (...)) to
1722 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1724 PR rtl-optimization/20249
1725 * cse.c (insert_regs): Do not record equivalence of registers in
1728 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1730 * emit-rtl.c (reverse_comparison): Remove.
1731 * rtl.h: Remove the corresponding prototype.
1733 2005-03-24 James E Wilson <wilson@specifixinc.com>
1735 * doc/install.texi (--enable-altivec): Delete docs.
1737 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1739 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1740 SFmode and DFmode before reload when
1741 flag_unsafe_math_optimizations not enabled.
1743 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1745 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1747 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1748 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1750 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1752 * configure.ac (enable-checking): Add 'runtime' option.
1753 * doc/install.texi (enable-checking): Document 'runtime' checking.
1754 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1755 * config.in: Regenerated.
1756 * configure: Regenerated.
1758 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1760 * optabs.h (enum optab_index): Remove OTI_llrint.
1761 (llrint_optab): Remove macro.
1762 * optabs.c (init_optabs): Remove llrint_optab initialization.
1763 * genopinit.c (optabs): Remove llrint_optab implementation.
1764 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1767 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1769 PR rtl-optimization/20532
1770 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1771 overflow when adding coefficients for PLUS or MINUS.
1772 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1775 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1777 * langhooks.h (truthvalue_conversion): Remove.
1778 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1779 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1780 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1781 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1782 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1784 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1786 * params.def: Fix a typo.
1787 * config/mips/mips.c: Follow the spelling convensions.
1788 * doc/invoke.texi: Fix typos.
1790 2005-03-18 Dale Johannese <dalej@apple.com>
1792 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1794 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1796 Fix PR tree-optimization/20601
1798 * tree-ssa-pre.c (insert_aux): Add missing condition to
1801 2005-03-23 Ian Lance Taylor <ian@airs.com>
1803 * final.c (final_scan_insn): Don't remove no-op instructions.
1804 * reload1.c (reload): Remove simple no-op instructions even when
1807 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1809 PR tree-optimization/20501
1810 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1811 reporting that peeling for alignment is applied moved to...
1812 * (vect_analyze_data_refs_alignment): Here.
1814 2005-03-23 Ian Lance Taylor <ian@airs.com>
1816 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1818 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1820 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1821 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1823 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1825 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1826 imply that this is called once, independent of asms in code.
1827 Adjust to now being pased output and input lists. Mention helper
1828 function decl_overlaps_hard_reg_set_p.
1829 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1830 hook_tree_tree_identity and to take three trees, returning third.
1831 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1833 * stmt.c: include hard-reg-set.h before tree.h.
1834 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1835 (decl_conflicts_with_clobbers_p): Call
1836 decl_overlaps_hard_reg_set_p.
1837 (expand_asm_operands): Pass output and input lists in call to
1838 targetm.md_asm_clobbers.
1839 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1840 hook_tree_tree_tree_tree_3rd_identity.
1841 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1843 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1844 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1845 parameters, first two unused.
1846 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1847 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1848 in constraint letters and MOF is not mentioned as a asm-declared
1849 register in neither of the input and output lists.
1851 2005-03-23 DJ Delorie <dj@redhat.com>
1853 * optabs.c (expand_binop): Make sure the first subword's result
1856 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1858 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1859 Call c_common_truthvalue_conversion rather than
1860 lang_hooks.truthvalue_conversion.
1861 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1862 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1864 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1865 c_common_truthvalue_conversion.
1866 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1867 c_parser_conditional_expression, c_parser_binary_expression): Call
1868 c_objc_common_truthvalue_conversion.
1869 * c-typeck.c (build_unary_op): Call
1870 c_objc_common_truthvalue_conversion.
1871 (build_conditional_expr): Do not call
1872 lang_hooks.truthvalue_conversion.
1873 (build_binary_op): Call c_common_truthvalue_conversion.
1874 (c_objc_common_truthvalue_conversion): Moved from
1875 c-objc-common.c. Call default_function_array_conversion instead
1876 of default_conversion.
1878 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1880 * c-common.h (default_conversion): Remove.
1881 (perform_integral_promotions): Add.
1882 * c-tree.h (default_conversion): Add.
1883 * c-typeck.c (perform_integral_promotions): New, split out from
1885 * c-common.c (check_case_value): Use perform_integral_promotions,
1886 not default_conversion.
1887 (c_add_case_label): Don't continue processing case label after
1888 found to be pointer.
1890 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1892 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1893 the prefix list if we have already added a multilib directory
1895 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1898 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1900 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1902 * reload.h: Remove the prototype for indirect_symref_ok.
1904 * reload1.c (indirect_symref_ok): Make it global.
1905 * reload.h: Add a prototype for indirect_symref_ok.
1907 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1909 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1912 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1914 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1916 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1918 * c-opts.c (c_common_parse_file): Only start/end main source file
1919 if debug hooks says the writer wants it.
1920 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1922 (xcoff_debug_hooks): Ditto.
1923 * debug.c (do_nothing_hooks): Ditto.
1924 * debug.h (gcc_debug_hooks): Ditto.
1925 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1926 * sdbout.c (sdb_debug_hooks): Ditto.
1927 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1929 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1931 * doc/extend.texi: Deprecate C++ min/max operators.
1933 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1935 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1936 artificial original candidates.
1938 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1939 Jan Hubicka <jh@suse.cz>
1940 Steven Bosscher <stevenb@suse.de>
1942 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1943 call cost based on argument sizes.
1944 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1946 * params.def: (max-inline-inssn-single): Set to 450.
1947 (max-inline-insns-auto): Set to 90.
1948 (max-inline-insns-recursive): Set to 450
1949 (max-inline-insns-recursive-auto): Set to 450.
1950 (large-function-insns): Set to 2700.
1951 (inline-call-cost): New parameter.
1952 * tree-inline.c (estimate_move_cost): New function.
1953 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1954 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1956 * tree-inline.h (estimate_move_cost): Declare.
1957 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1958 (max-inline-insns-auto): Change default to 90.
1959 (max-inline-insns-recursive): Change default to 450
1960 (max-inline-insns-recursive-auto): Change default to 450.
1961 (large-function-insns): Change default to 2700.
1962 (inline-call-cost): Document new parameter.
1964 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1966 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1967 (TARGET_DEFAULT): Delete.
1968 * config/i860/i860.opt: New file.
1970 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1972 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1973 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1974 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1975 (frv_sched_lookahead): Delete.
1976 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1977 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1978 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1979 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1980 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1981 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1982 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1983 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1984 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1985 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1986 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1987 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1988 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1989 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1990 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1991 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1992 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1993 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1994 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1995 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1996 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1997 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1998 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1999 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
2000 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
2001 (frv_sched_lookahead): Delete.
2002 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
2003 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2004 (frv_handle_option): New function. Move -mcpu= handling from...
2005 (frv_override_options): ...here. Remove handling of other
2007 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
2008 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
2009 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
2010 and TARGET_NO_MULTI_CE.
2011 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
2012 !TARGET_VLIW_BRANCH.
2013 * config/frv/frv.opt: New file.
2015 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2017 * fold-const.c (fold_ternary): Take decomposed arguments of
2019 (fold): Update a call to fold_ternary.
2021 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
2022 * tree.h: Add corresponding prototypes.
2024 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2027 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2028 between jump table and its label.
2029 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2030 resp. ADDR_DIFF_VEC and the label preceeding it.
2031 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2032 is emitted in the right section.
2034 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2036 * fold-const.c (fold_unary, fold_binary): Update comments
2039 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2041 PR rtl-optimization/20527
2042 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2043 REG_INC note, test that the register also isn't mentioned in PRED
2046 2005-03-22 Ben Elliston <bje@au.ibm.com>
2048 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2051 2005-03-21 Mike Stump <mrs@apple.com>
2053 * varasm.c (default_assemble_visibility): Remove extra ().
2055 2005-03-21 Roger Sayle <roger@eyesopen.com>
2058 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2059 to determine whether a block can be duplicated, rather than test
2060 whether the block contains noncopyable insns ourselves.
2062 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2064 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2067 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2069 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2071 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2073 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2074 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2075 * config/fr30/fr30.opt: New file.
2077 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2079 Fix PR tree-optimization/20542
2081 * tree-flow-inline.h (overlap_subvar): Move to here.
2082 * tree-ssa-operands.c: From here.
2083 * tree-flow.h (overlap_subvar): Declare.
2084 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2085 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2086 for variables with subvars.
2088 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2091 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2092 * modulo-sched.c (const_iteration_count): Return on NULL
2094 (print_node_sched_params): Return on NULL dump_file.
2095 (generate_reg_moves): Handle reg-anti dependencies and disregard
2096 closing branch when generating register moves.
2097 (sms_schedule): Mark the SMSed block dirty.
2098 * passes.c (rest_of_handle_sms): Call update_life_info for all
2100 * testsuite/gcc.dg/20050321-1.c: New test.
2102 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2104 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2105 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2106 movqi_internal): Likewise.
2108 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2110 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2111 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2112 xtensa_b4const): Delete prototypes.
2113 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2114 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2115 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2116 xtensa_extra_constraint): New prototypes.
2117 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2118 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2119 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2120 move_operand, const_float_1_operand, fpmem_offset_operand,
2121 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2122 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2123 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2124 argument type to HOST_WIDE_INT.
2125 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2126 xtensa_mask_immediate): Likewise.
2127 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2128 Likewise. Also make these functions static.
2129 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2130 (xtensa_const_ok_for_letter_p): New.
2131 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2132 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2133 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2134 move_operand, const_float_1_operand, fpmem_offset_operand,
2135 branch_operator, ubranch_operator, boolean_operator): Move to
2137 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2138 (xtensa_mem_offset): Change return type to bool.
2139 (xtensa_extra_constraint): New.
2140 (gen_int_relational): Update type of const_range_p function pointer.
2141 Use xtensa_b4const_or_zero.
2142 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2143 xtensa_const_ok_for_letter_p. Update comments.
2144 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2145 (PREDICATE_CODES): Delete.
2146 * config/xtensa/xtensa.md: Include predicates.md.
2147 * config/xtensa/predicates.md: New file.
2149 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2151 * config/v850/v850-protos.h: Remove the prototypes for
2152 reg_or_int9_operand, reg_or_const_operand,
2153 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2154 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2155 movsi_source_operand, power_of_two_operand,
2156 not_power_of_two_operand, special_symbolref_operand,
2157 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2158 register_is_ok_for_epilogue.
2159 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2160 reg_or_int9_operand, reg_or_const_operand,
2161 call_address_operand, special_symbolref_operand,
2162 movsi_source_operand, power_of_two_operand,
2163 not_power_of_two_operand, register_is_ok_for_epilogue,
2164 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2165 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2167 * config/v850/v850.h (PREDICATE_CODES): Remove.
2168 * config/v850/v850.md: Include predicates.md.
2169 * config/v850/predicates.md: New.
2171 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2173 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2174 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2175 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2176 (itoolsdir, itoolsdatadir): Move definition above new first use.
2177 (install-itoolsdirs): New rule.
2178 (install-mkheaders): Depend on install-itoolsdirs, not
2179 install-include-dir.
2181 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2183 * tree-into-ssa.c: Remove obsolete comments.
2185 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2187 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2188 unrolling if -fpeel-loops is specified, too.
2189 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2190 Remove superfluous check for flag_unroll_loops.
2192 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2194 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2195 (lrint_optab, llrint_optab): Define corresponding macros.
2196 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2197 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2198 pattern and llrint_optab using llrintdi2 patterns.
2199 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2200 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2201 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2202 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2203 flag_unsafe_math_optimizations is set.
2205 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2207 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2208 simplify_logical, if_then_else_cond, known_cond,
2209 simplify_comparison): Adjust calls to reverse_comparison.
2210 Don't use combine_reversed_comparison_code).
2211 (combine_reversed_comparison_code): Remove.
2212 (reversed_comparison): Using reversed_comparison_code, move it...
2213 * jump.c (reversed_comparison): ... here.
2214 * rtl.h (reversed_comparison): Add prototype.
2216 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2218 * builtins.c (fold_builtin): Take decomposed arguments of
2220 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2221 * gimplify.c (gimplify_call_expr): Likewise.
2222 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2223 * tree.h: Update the prototype of fold_builtin.
2225 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2227 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2228 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2229 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2230 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2231 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2233 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2235 * builtins.c (fold_builtin_1): Take decomposed arguments of
2237 (fold_builtin): Update a call to fold_builtin_1.
2239 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2242 * gcov.c (output_lines): Only output function block summary when
2243 outputting branch information.
2244 * doc/gcov.texi: Document format of preamble and additional block
2247 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2249 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2250 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2251 the defaults false if BITS_PER_UNIT != 8.
2252 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2253 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2254 than BITS_PER_UNIT != 8.
2255 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2256 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2257 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2259 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2260 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2262 2005-03-20 Roger Sayle <roger@eyesopen.com>
2265 * fold-const.c (fold_binary): Fix type mismatch between
2266 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2267 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2268 for non-truth-valued expressions.
2270 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2271 and FUNCTION_DECL in the main switch.
2272 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2273 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2274 we also need to convert their operands to match.
2275 <TRUTH_NOT_EXPR>: Likewise.
2277 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2279 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2280 diagnostic without checking whether an lvalue.
2281 * c-common.h (lvalue_p): Remove.
2282 (enum lvalue_use): Update comment.
2283 (lvalue_or_else): Replace by lvalue_error.
2284 * c-typeck.c (lvalue_p): Make static.
2285 (lvalue_or_else): New. Call lvalue_error.
2287 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2289 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2290 (function_arg_advance): Use rs6000_parm_start.
2291 (function_arg, rs6000_arg_partial_bytes): Likewise.
2293 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2295 * c-common.c (check_case_value): Adjust comment about stripping
2297 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2298 * c-typeck.c (default_conversion, convert_arguments,
2299 build_modify_expr, convert_for_assignment, store_init_value,
2300 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2301 manually. Remove inaccurate comments.
2303 2005-03-20 Roger Sayle <roger@eyesopen.com>
2304 Joseph S. Myers <joseph@codesourcery.com>
2306 * varasm.c (do_assemble_alias): Restore comment describing function.
2307 Annotate the target parameter as potentially unused.
2309 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2312 * config/avr/avr.c (avr_output_function_prologue): Do not use
2313 current_function_name() in a label, use a local label instead.
2315 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2317 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2318 flag_finite_math_only, not flag_unsafe_math_optimizations.
2320 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2322 * builtins.c (fold_builtin_1): Update a call to
2323 targetm.fold_builtin.
2324 * hooks.c (hook_tree_tree_bool_null): Rename to
2325 hook_tree_tree_tree_bool_null. Take one more argument of type
2327 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2328 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2329 hook_tree_tree_tree_bool_null.
2330 * target.h (gcc_target): Update the prototype of fold_builtin.
2331 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2332 arguments of CALL_EXPR.
2333 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2336 2005-03-20 Jan Hubicka <jh@suse.cz>
2338 * cgraph.h (cgraph_node): Add prev_clone pointer.
2339 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2340 (cgraph_clone_node): Produce doubly linked chain.
2342 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2344 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2345 get_nonnull_operand, handle_sentinel_attribute,
2346 check_function_arguments_recurse): Do not strip NOPS from
2348 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2350 * c-format.c (get_constant): Likewise.
2351 * c-parser.c (c_parser_postfix_expression): Likewise.
2352 * c-typeck.c (set_init_index): Likewise.
2353 (convert_arguments): Don't check for NOP_EXPR containing integer
2356 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2358 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2359 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2360 Take decomposed arguments of CALL_EXPR.
2361 (fold_builtin_1): Update calls to the functions mentioned
2364 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2366 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2367 width to have integer type.
2368 (build_enumerator): Require enumerator value to have integer type.
2370 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2372 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2375 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2377 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2378 std=iso9899:199x): Correct descriptions.
2380 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2382 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2385 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2387 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2389 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2390 fold_builtin_memcpy.
2392 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2393 arguments of CALL_EXPR.
2394 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2395 fold_builtin_found, fold_builtin_1): Update calls to
2396 fold_trunc_transparent_mathfn.
2398 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2401 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2402 function pointers on targets that require function pointer
2404 (fold_sign_changed_comparison): Likewise.
2406 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2408 * combine.c (try_combine): When changing the mode of a hard reg, make
2409 sure that doing so is valid.
2411 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2413 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2414 (TARGET_HANDLE_OPTION): Override default.
2415 (avr_handle_option): New function.
2416 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2417 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2418 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2419 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2420 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2421 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2422 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2423 (TARGET_OPTIONS): Delete.
2424 * config/avr/avr.opt: New file.
2426 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2428 * config/m32r/m32r-protos.h: Remove the prototypes for
2429 call_address_operand, symbolic_operand, seth_add3_operand,
2430 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2431 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2432 two_insn_const_operand, move_src_operand,
2433 move_double_src_operand, move_dest_operand,
2434 eqne_comparison_operator, signed_comparison_operator,
2435 large_insn_p, conditional_move_operand, carry_compare_operand,
2436 m32r_block_immediate_operand, extend_operand,
2437 reg_or_eq_int16_operand, int8_operand, and
2438 reg_or_zero_operand.
2439 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2440 seth_add3_operand, int8_operand, cmp_int16_operand,
2441 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2442 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2443 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2444 move_double_src_operand, move_dest_operand,
2445 eqne_comparison_operator, signed_comparison_operator,
2446 extend_operand, small_insn_p, large_insn_p,
2447 conditional_move_operand, carry_compare_operand,
2448 m32r_block_immediate_operand): Move to predicates.md.
2449 (MAX_MOVE_BYTES): Move to m32r.h.
2450 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2451 * config/m32r/m32r.md: Include predicates.md.
2452 * config/m32r/predicates.md: New.
2454 2005-03-18 James E Wilson <wilson@specifixinc.com>
2457 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2460 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2462 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2463 call_address_operand, const_8bit_operand.
2464 * config/mn10300/mn10300.c (call_address_operand,
2465 const_8bit_operand, const_1f_operand): Move to predicates.md.
2466 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2467 * config/mn10300/mn10300.md: Include predicates.md.
2468 * config/mn10300/predicates.md: New.
2470 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2472 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2473 declarations in diagnostics and %E for identifiers, not %s.
2475 2005-03-18 Jan Hubicka <jh@suse.cz>
2476 Dale Johannesen <dalej@apple.com>
2478 * basic-block.h (scale_bbs_frequencies_int,
2479 scale_bbs_frequencies_gcov_type): Declare.
2480 * cfg.c (RDIV): New macro.
2481 (update_bb_frequency_for_threading): Fix.
2482 * basic-block.h (scale_bbs_frequencies_int,
2483 scale_bbs_frequencies_gcov_type): New.
2484 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2485 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2486 scale_bbs_frequencies_int.
2487 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2489 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2491 * config/m32r/m32r-protos.h: Remove the prototypes for
2492 call_address_operand, symbolic_operand, seth_add3_operand,
2493 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2494 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2495 two_insn_const_operand, move_src_operand,
2496 move_double_src_operand, move_dest_operand,
2497 eqne_comparison_operator, signed_comparison_operator,
2498 large_insn_p, conditional_move_operand, carry_compare_operand,
2499 m32r_block_immediate_operand, extend_operand,
2500 reg_or_eq_int16_operand, int8_operand, and
2501 reg_or_zero_operand.
2502 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2503 seth_add3_operand, int8_operand, cmp_int16_operand,
2504 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2505 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2506 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2507 move_double_src_operand, move_dest_operand,
2508 eqne_comparison_operator, signed_comparison_operator,
2509 extend_operand, small_insn_p, large_insn_p,
2510 conditional_move_operand, carry_compare_operand,
2511 m32r_block_immediate_operand): Move to predicates.md.
2512 (MAX_MOVE_BYTES): Move to m32r.h.
2513 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2514 * config/m32r/m32r.md: Include predicates.md.
2515 * config/m32r/predicates.md: New.
2517 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2519 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2520 symbolic_operand, symbolic_memory_operand,
2521 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2522 indexed_memory_operand, move_dest_operand, move_src_operand,
2523 prefetch_cc_operand, prefetch_nocc_operand,
2524 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2525 arith_operand, arith11_operand, pre_cint_operand,
2526 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2527 ireg_operand, int5_operand, uint5_operand, int11_operand,
2528 uint32_operand, arith5_operand, and_operand, ior_operand,
2529 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2530 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2531 shadd_operand, movb_comparison_operator,
2532 cmpib_comparison_operator): Move to predicates.md.
2533 (magic_milli, shadd_constant_p): Make it extern.
2534 * config/pa/pa.h (PREDICATE_CODES): Remove.
2535 * config/pa/pa.md: Include predicates.md.
2536 * config/pa/predicates.md: New.
2538 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2541 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2543 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2544 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2545 config/alpha/freebsd.h, config/alpha/linux.h,
2546 config/alpha/netbsd.h, config/alpha/osf5.h,
2547 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2548 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2549 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2550 doc/cppopts.texi: Update copyright.
2552 2005-03-18 Jan Hubicka <jh@suse.cz>
2555 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2557 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2560 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2562 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2565 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2567 * combine.c (gen_binary): Remove.
2568 (known_cond, simplify_shift_const, find_split_point,
2569 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2570 simplify_logical, expand_field_assignment, extract_left_shift,
2571 force_to_mode, if_then_else_cond, apply_distributive_law,
2572 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2573 simplify_comparison, reversed_comparison): Replace with
2574 simplify_gen_binary, simplify_gen_relational or
2575 distribute_and_simplify_rtx.
2576 (distribute_and_simplify_rtx): New function.
2578 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2579 Paolo Bonzini <gcc.gnu.org>
2581 * calls.c (setjmp_call_p, special_function_p): Update comments
2582 at the head of the functions.
2584 2005-03-18 Jan Hubicka <jh@suse.cz>
2586 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2588 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2589 function body should be released; do not proactively release function
2590 bodies in non-unit-at-a-time mode.
2592 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2594 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2595 mno-fp-ret-in-387 multilib variants.
2597 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2599 * common.opt (m): Remove.
2600 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2602 (common_handle_option): Remove OPT_m case.
2604 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2606 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2608 (fold_builtin_1): Update a call to fold_builtin_bitop.
2610 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2612 (fold_builtin_1): Update a call to fold_builtin_signbit.
2614 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2616 PR tree-optimization/20474
2617 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2618 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2620 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2622 * config/h8300/h8300-protos.h: Remove prototypes for
2623 general_operand_src, general_operand_dst, single_one_operand,
2624 single_zero_operand, call_insn_operand,
2625 two_insn_adds_subs_operand, small_call_insn_operand,
2626 jump_address_operand, bit_operand, bit_memory_operand,
2627 stack_pointer_operand, const_int_gt_2_operand,
2628 const_int_ge_8_operand, const_int_qi_operand,
2629 const_int_hi_operand, incdec_operand, bit_operator,
2630 nshift_operator, eqne_operator, gtle_operator,
2631 gtuleu_operator, iorxor_operator.
2632 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2633 h8300_ldm_stm_parallel.
2634 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2636 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2637 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2638 (h8300_ldm_stm_parallel): Make it extern.
2639 (h8300_ldm_parallel, h8300_stm_parallel,
2640 h8300_return_parallel, general_operand_src,
2641 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2642 nibble_operand, reg_or_nibble_operand, single_one_operand,
2643 single_zero_operand, call_insn_operand,
2644 two_insn_adds_subs_operand, small_call_insn_operand,
2645 jump_address_operand, bit_operand, bit_memory_operand,
2646 stack_pointer_operand, const_int_gt_2_operand,
2647 const_int_ge_8_operand, const_int_qi_operand,
2648 const_int_hi_operand, incdec_operand, eqne_operator,
2649 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2650 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2651 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2652 nshift_operator): Move to predicates.md.
2653 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2654 * config/h8300/h8300.md: Include predicates.md.
2655 * config/h8300/predicates.md: New.
2657 2005-03-17 Richard Henderson <rth@redhat.com>
2659 * config.gcc (ia64*-*-hpux*): Add extra_options.
2660 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2661 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2662 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2663 (ia64_tls_size_string, ia64_tune_string): Remove.
2664 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2665 (TARGET_DEFAULT_TARGET_FLAGS): New.
2666 (TARGET_HANDLE_OPTION): New.
2667 (ia64_override_options): Move options parsing ...
2668 (ia64_handle_option): ... here. New.
2669 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2670 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2671 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2672 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2673 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2674 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2675 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2676 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2677 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2678 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2679 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2680 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2681 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2682 TARGET_EARLY_STOP_BITS): Remove.
2683 (TARGET_ILP32): Default false.
2684 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2685 (enum ia64_inline_type): New.
2686 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2687 * config/ia64/ia64.md: Update for new definitions of
2688 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2689 * config/ia64/ia64.opt: New file.
2690 * config/ia64/ilp32.opt: New file.
2692 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2695 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2697 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2699 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2700 instead of MASK_H8300S.
2701 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2702 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2703 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2704 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2705 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2706 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2707 TARGET_SWITCHES): Remove.
2708 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2710 * config/h8300/h8300.opt: New.
2712 * config/alpha/alpha.opt, config/arc/arc.opt,
2713 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2716 2005-03-17 Ian Lance Taylor <ian@airs.com>
2720 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2722 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2723 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2724 (TARGET_HANDLE_OPTION): Override default.
2725 (arc_handle_option): New function.
2726 (arc_init): Remove code to set arch_cpu_string.
2727 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2728 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2729 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2730 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2731 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2732 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2733 (arc_rodata_string, TARGET_OPTIONS): Delete.
2734 * config/arc/arc.opt: New file.
2736 2005-03-17 Richard Henderson <rth@redhat.com>
2738 * doc/extend.texi (Weak Pragmas): New section.
2739 (attribute alias): Clarify that target must be in the same
2742 2005-03-17 Richard Henderson <rth@redhat.com>
2744 * config/alpha/alpha.opt: New file.
2745 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2747 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2748 alpha_fprm_string, alpha_fptm_string): Make static.
2749 (alpha_tls_size_string): Remove.
2750 (alpha_handle_option): New.
2751 (override_options): Update for alpha_cpu/alpha_tune split.
2752 (alpha_file_start): Likewise.
2753 (TARGET_DEFAULT_TARGET_FLAGS): New.
2754 (TARGET_HANDLE_OPTION): New.
2755 * config/alpha/alpha.h (alpha_tune): Declare.
2756 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2757 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2758 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2759 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2760 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2761 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2762 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2763 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2764 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2765 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2766 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2767 (TARGET_DEFAULT): Remove MASK_FP.
2768 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2769 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2770 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2771 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2772 alpha_tls_size_string): Remove.
2773 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2774 (attribute tune): Rename from attribute cpu.
2775 * config/alpha/ev4.md: Update to match.
2776 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2777 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2778 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2779 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2780 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2781 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2783 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2785 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2786 and return without creating new state if before_nops_num is nonzero.
2787 * config/ia64/ia64.md (first_insn): New attribute.
2788 (alloc): Set it to yes.
2790 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2792 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2793 STMT_VINFO_SUBVARS to NULL.
2794 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2796 2005-03-16 Dale Johannesen <dalej@apple.com>
2798 * rtlanal.c (find_first_parameter_load): Rewrite to
2799 return actual first param load or the call if none,
2800 instead of first in block, when not all loads exist.
2802 2005-03-16 Roger Sayle <roger@eyesopen.com>
2804 * optabs.c (expand_copysign_absneg): Make static.
2805 * optabs.h (expand_copysign_absneg): Delete prototype.
2806 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2808 2005-03-16 Richard Henderson <rth@redhat.com>
2811 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2812 (alias_pairs): Rename from output_defs.
2813 (find_decl_and_mark_needed): Split out from assemble_alias.
2814 (do_assemble_alias): New.
2815 (assemble_output_def): Remove.
2816 (finish_aliases_1, finish_aliases_2): New.
2817 (process_pending_assemble_output_defs): Remove.
2818 (assemble_alias): Defer aliases for which we don't yet have a
2819 non-external decl for the target symbol.
2820 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2821 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2822 * toplev.c (compile_file): Use finish_aliases_2 instead of
2823 process_pending_assemble_output_defs.
2824 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2825 (process_pending_assemble_output_defs): Remove.
2827 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2829 Fix PR tree-optimization/20489
2831 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2832 for empty structures.
2834 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2836 Fix PR tree-optimization/20490
2838 * tree-ssa-pre.c (create_expression_by_pieces): Use
2839 force_gimple_operand on result of fold.
2841 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2843 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2844 of closing parenthesis.
2846 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2848 * builtins.c (expand_movstr): Update a call to
2849 fold_builtin_strcpy.
2850 (expand_builtin_strncpy): Update a call to
2851 fold_builtin_strncpy.
2852 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2853 arguments of CALL_EXPR.
2854 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2855 fold_builtin_strncpy.
2856 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2857 * tree.h: Update the prototypes of fold_builtin_strcpy and
2858 fold_builtin_strncpy.
2860 2005-03-16 Steven Bosscher <stevenb@suse.de>
2861 Dorit Naishlos <dorit@il.ibm.com>
2863 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2864 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2867 2005-03-16 Steven Bosscher <stevenb@suse.de>
2869 * tree-inline.c (walk_type_fields, walk_tree,
2870 walk_tree_without_duplicates): Move from here...
2871 * tree.c: ...to here.
2873 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2875 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2876 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2877 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2878 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2879 (version): Define using $(BASEVER_c).
2880 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2882 (version.o): Depend on version files; add custom generation command.
2883 (prefix.o): Define BASEVER on command line.
2884 (s-iov): Depend on version files; adjust command.
2885 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2887 (gcc-vers.texi): New rule.
2888 (doc/%.info, doc/%.dvi): Add -I . to command line.
2889 (doc/gccinstall.dvi): Likewise.
2890 (PACKAGE): Delete. All uses replaced with "gcc".
2891 * aclocal.m4: Do not include gcc-version.m4.
2892 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2893 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2894 Set is_release based on contents of DEV-PHASE.
2895 Set gcc_version based on contents of BASE-VER.
2896 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2897 * config.in, configure: Regenerate.
2898 * gccbug.in: Determine version of GCC in use at runtime.
2899 * gcov-iov.c: Get version number and development phase from
2900 command line, not by including version.c.
2901 * intl.c: Replace all uses of PACKAGE with "gcc".
2902 * libada-mk.in: Delete unused "gcc_version" variable.
2903 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2904 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2905 commentary to match.
2906 (version_string): Put together from pieces.
2907 * config/alpha/x-vms: Do not use $(gcc_version).
2908 * config/i386/t-nwld: Likewise.
2909 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2910 version-GCC and DEVELOPMENT.
2912 2005-03-15 Roger Sayle <roger@eyesopen.com>
2914 PR tree-optimization/17454
2915 * tree.c (tree_size): Add case for TREE_BINFO.
2916 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2917 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2919 2005-03-15 Roger Sayle <roger@eyesopen.com>
2921 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2922 op1 whilst expanding the signed widenening multiply variant.
2924 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2926 * toplev.c (display_target_options): Avoid unused variable warning if
2927 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2928 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2929 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2930 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2931 (mips_isa_info): New variable.
2932 (mips_parse_cpu): Remove the first argument and leave the caller
2934 (TARGET_HANDLE_OPTION): Override default.
2935 (mips_handle_option): New function. Move option validation code from...
2936 (override_options): ...here. Update calls to mips_parse_cpu.
2937 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2938 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2939 (SUBTARGET_TARGET_OPTIONS): Delete.
2940 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2941 (mno-flush-func, mtune=): New options.
2943 2005-03-15 Roger Sayle <roger@eyesopen.com>
2944 Richard Henderson <rth@redhat.com>
2946 * real.c (c4x_single_format, c4x_extended_format): Provide values
2947 for signbit_ro for c4x's single and extended floating point formats.
2948 * optabs.c (expand_copysign): Use the floating point format's
2949 signbit_ro for expanding via expand_copysign_absneg, and it's
2950 signbit_rw field for expanding via expand_copysign_bit.
2952 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2954 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2955 known_alignment_for_access_p.
2956 (known_alignment_for_access_p): New.
2957 (do_peeling_for_alignment): Field made int instead of bool and renamed
2958 to peeling_for_alignment.
2959 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2960 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2961 functionality used to be in vect_analyze_operations.
2962 (vect_analyze_operations): Code to determine vectorization factor was
2963 moved to vect_determine_vectorization_factor.
2964 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2965 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2967 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2968 be part of vect_analyze_operations).
2969 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2970 creating the guard condition, as the number of iterations may be
2972 (slpeel_tree_peel_loop_to_edge): Use new name of
2973 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2974 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2975 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2976 (vect_do_peeling_for_alignment): Use fold.
2977 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2979 (vect_update_inits_of_dr): Renamed to
2980 vect_update_init_of_dr.
2981 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2982 (vectorizable_store): Fix assertion to use == instead of =.
2984 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2986 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2987 call_used_regs for wCG registers.
2989 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2991 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2992 for non-offsettable memory references to cope with outstanding reload
2993 replacements, take 2.
2995 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2998 * config/i386/i386.h (x86_fisttp): New.
2999 (TARGET_FISTTP): New macro.
3000 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
3001 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
3002 instruction when fisttp flag is set.
3003 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
3005 * config/i386/i386.md (type attribute): Add fisttp.
3006 (unit attribute): Set to i387 for fisttp type.
3007 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
3008 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
3010 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
3011 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
3013 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
3014 patterns for TARGET_FISTTP. Enable patterns for
3015 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
3016 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
3017 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
3018 implement fisttp x87 insn.
3019 (fix_trunc*_i387_fisttp splitters): New patterns.
3020 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
3021 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
3022 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
3024 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3025 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3026 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3027 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3028 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3029 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3030 Disable patterns for TARGET_FISTTP.
3031 (fix_trunc*_i387 splitters): Implement usign mode macros.
3032 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3033 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3034 (fix_trunx*_sse peephole2s): Implement using mode macros.
3036 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3038 PR rtl-optimization/20291
3039 * combine.c (try_combine): If splitting fails, re-try with
3040 original combined pattern, i.e. before clobber stripping.
3042 2005-03-14 Eric Christopher <echristo@redhat.com>
3044 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3045 STACK_GROWS_DOWNWARD.
3047 2005-03-14 Roger Sayle <roger@eyesopen.com>
3049 * real.h (struct real_format): Split the signbit field into two
3050 two fields, signbit_ro and signbit_rw.
3051 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3052 mips_double_format, ieee_extended_motorola_format,
3053 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3054 ieee_extended_intel_128_format, ibm_extended_format,
3055 mips_extended_format, ieee_quad_format, mips_quad_format,
3056 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3057 i370_double_format, c4x_single_format, c4x_extended_format,
3058 real_internal_format): Update initializers for new field.
3059 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3060 real_format structure.
3061 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3062 field of the real_format structure.
3064 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3066 Fix PR tree-optimization/20458
3068 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3069 DECL_EXTERNAL on STRUCT_FIELD tags.
3070 (clear_call_clobbered): Ditto.
3071 * tree-ssa-operands.c (note_addressable): Make sure the original
3072 variable doesn't slip into the addressable list if we have
3074 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3077 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3079 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3080 (-fwide-exec-charset): Likewise.
3081 (-finput-charset): Likewise.
3082 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3083 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3084 * c.opt (Wnormalized): New.
3086 2005-03-14 Devang Patel <dpatel@apple.com>
3088 * doc/invoke.texi: Add reference to Visibility document.
3090 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3092 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3093 MASK_SPLIT_ADDRESSES.
3094 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3095 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3096 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3097 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3098 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3099 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3100 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3101 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3102 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3103 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3104 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3105 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3106 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3107 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3108 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3109 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3110 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3111 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3112 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3113 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3114 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3115 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3116 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3117 (TARGET_EXPLICIT_RELOCS): Delete.
3118 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3119 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3120 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3121 (override_options): Set MASK_LONG64 if -mint64 is given and no
3122 -mlongXX option is. Complain about -mint64 -mlong32.
3123 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3124 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3125 * config/mips/mips.opt: New file.
3127 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3129 * config.gcc (extra_options): New variable for listing option files.
3130 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3131 * configure.ac (extra_opt_files): New AC_SUBST variable.
3132 (tm_file_list, tm_include_list): Include options.h first.
3133 * configure: Regenerate.
3134 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3135 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3136 (s-options-h): New rule.
3137 (options.h): Depend on it.
3138 (TEXI_GCCINT_FILES): Add options.texi.
3139 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3140 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3141 * target.h (gcc_target): Add default_target_flags and handle_option.
3142 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3143 (TARGET_HANDLE_OPTION): New macros.
3144 (TARGET_INITIALIZER): Include them.
3145 * opt-functions.awk (opt_args, nth_arg): New functions.
3146 (switch_flags): Handle the "Target" flag.
3148 (var_name): Use opt_args and nth_arg.
3149 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3150 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3151 macros for the "Mask" and "InverseMask" options.
3152 * opts.h (cl_var_cond): New enum.
3153 (cl_option): Replace the "has_set_value" and "set_value" fields with
3154 "var_cond" and "var_value".
3155 (CL_TARGET): New macro.
3156 (option_enabled, print_filtered_help): Declare.
3157 (decode_options): Move definition.
3158 * opts.c (handle_option): Search for the original option before
3159 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3160 var_cond and var_value fields. Use targetm.handle_option to handle
3162 (decode_options): Set target_flags to targetm.default_target_flags.
3163 (print_filtered_help): Make global. Handle CL_TARGET.
3164 (option_enabled): New function.
3165 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3166 (display_target_options, set_target_switch, print_switch_values)
3167 (default_pch_valid_p): Guard uses of target_switches with
3168 #ifdef TARGET_SWITCHES. Also...
3169 (display_target_options): Display the CL_TARGET entries in cl_options.
3170 (set_target_option): Don't complain about the "" option when
3171 TARGET_SWITCHES is undefined.
3172 (print_switch_values): Use option_enabled.
3173 (default_pch_valid_p): Check cl_options[] when looking for something
3174 that has changed the value of target_flags.
3175 * c.opt: Remove documentation from top of file.
3176 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3177 * doc/sourecebuild.texi: Refer to the new options documentation
3178 instead of c.opt. Document machine-specific .opt files.
3179 * doc/tm.texi (target_flags): Say that this variable is declared
3181 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3182 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3184 * doc/options.texi: New file.
3186 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3189 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3192 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3195 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3196 temporary variable of pointer type if an lvalues is required.
3197 (gimplify_modify_expr_rhs): Request an rvalue from it.
3198 (gimplify_expr): Pass fallback on.
3200 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3202 * cfgbuild.c: Update comments.
3204 2005-03-14 Roger Sayle <roger@eyesopen.com>
3206 PR rtl-optimization/17236
3207 * optabs.c (expand_doubleword_mult): New helper function split out
3208 from expand_binop. Permute the order in which instructions are
3209 emitted to minimize the number of simultaneously live registers.
3210 (expand_binop): Call expand_doubleword_mult to synthesize a double
3211 word multiplication.
3213 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3215 * basic-block.h: Update the prototypes of cached_make_edge and
3217 * cfg.c (cached_make_edge): Take edge_cache representing one
3218 row of the adjacency matrix of edges.
3219 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3220 (make_edges): Initialize edge_cache to represent one row of
3221 the adjacency matrix of edges.
3223 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3225 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3227 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3228 Remove unused removed_phis variable.
3229 (conditional_replacement): Use build1/build2.
3230 (abs_replacement): Use last_and_only_stmt and build1/build2.
3232 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3234 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3235 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3236 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3237 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3238 * c-common.c (handle_novops_attribute): New function.
3239 (c_common_attribute_table): Add "no vops" entry.
3240 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3241 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3242 * tree-ssa-operands.c (get_call_expr_operands): Do not
3243 create virtual operands for calls with ECF_NOVOPS flag.
3244 * tree.h (DECL_IS_NOVOPS): New macro.
3245 (struct tree_decl): Add novops_flag.
3246 (ECF_NOVOPS): New constant.
3248 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3251 * config/i386/i386.c (x86_use_himode_fiop): New.
3252 (x86_use_simode_fiop): Rename from x86_use_fiop.
3253 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3254 (TARGET_USE_HIMODE_FIOP): New.
3255 (x86_use_simode_fiop): Rename from x86_use_fiop.
3256 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3258 * config/i386/i386.md (X87MODEI12): New mode macro define.
3259 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3260 to implement x87 FP compare with HImode input operands.
3261 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3262 Use X87MODEI12 mode macro to handle HImode input operands.
3263 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3264 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3265 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3266 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3267 macro to implement x87 operators with HImode input operands.
3268 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3271 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3273 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3275 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3276 constants invariant.
3278 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3280 * basic-block.h (BB_VISITED): Removed.
3281 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3283 2005-03-14 Falk Hueffner <falk@debian.org>
3286 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3288 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3290 * ggc-zone.c: Fix comment typos.
3292 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3293 stringpool.c, config/mips/mips-protos.h: Update copyright.
3295 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3297 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3298 throughout with its typedef, "rtx".
3299 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3300 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3301 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3302 regs in comment to match code.
3304 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3306 * except.c (check_handled): Make it static.
3307 * except.h: Remove the corresponding prototype.
3309 * function.c (get_func_frame_size): Make it static.
3310 * function.h: Remove the corresponding type.
3312 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3314 * hard-reg-set.h: Remove the corresponding declarations.
3316 * tree-cfg.c (verify_stmts): Check that
3317 bb_for_stmt (stmt) == bb for every PHI node and statement.
3319 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3321 * config.gcc: Remove excess indentation.
3322 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3324 2005-03-13 Roger Sayle <roger@eyesopen.com>
3327 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3328 * fold-const.c (fold_sign_changed_comparison): Likewise.
3329 (fold_binary): Optimize comparisons against widened operands if
3330 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3332 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3334 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3335 (sparc_override_options): Initialize it.
3336 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3338 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3340 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3341 (reg_or_none500mem_operand): New predicate.
3342 (zero_reg_mem_operand): New predicate.
3343 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3344 to reg_or_none500mem_operand.
3345 (extendsfdf2_fpr): Add MEM alternative.
3346 (extenddftf2_internal): Change operand2 predicate to
3347 zero_reg_mem_operand.
3349 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3351 * ggc-zone.c: Rewritten.
3353 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3355 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3356 * config.in: Regenerated.
3357 * configure: Regenerated.
3358 * gengtype.c (write_types_process_field, write_func_for_structure):
3359 Pass new argument to gt_pch_note_object.
3360 * ggc-common.c (struct ptr_data): Add TYPE.
3361 (gt_pch_note_object): Take TYPE argument and save it.
3362 (call_count): Update call to ggc_pch_count_object.
3363 (call_alloc): Update call to ggc_pch_alloc_object.
3364 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3366 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3367 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3368 (ggc_alloc_zone_stat): Delete.
3369 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3370 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3371 (ggc_pch_alloc_object): Update prototypes.
3372 (garbage_zone): Delete.
3373 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3374 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3376 (tree_id_zone): New variable.
3377 (ggc_alloc_cleared_zone): Remove unused.
3378 (ggc_alloc_zone): Define.
3379 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3380 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3381 ggc_alloc_zone_stat.
3382 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3383 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3384 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3385 (make_node_stat): Likewise. Use tree_id_zone.
3387 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3388 Joseph S. Myers <joseph@codesourcery.com>
3390 * configure.ac: Check for MIPS TLS.
3391 * configure: Regenerated.
3392 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3393 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3394 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3395 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3396 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3397 (mips_classify_symbol, mips_symbolic_constant_p)
3398 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3399 (mips_tls_operand_p, mips_call_tls_get_addr)
3400 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3401 (mips_tls_symbol_ref_1): New functions.
3402 (mips_legitimize_address, mips_legitimize_const_move): Call
3403 mips_legitimize_tls_address.
3404 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3406 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3407 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3408 (mips_char_to_class): Document V1_REG.
3409 (HAVE_AS_TLS): Provide default.
3410 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3412 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3414 (tls_get_tp_<mode>): New instruction.
3416 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3418 * configure.ac: Update checks for target tools.
3419 * configure: Regenerated.
3421 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3423 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3425 2005-03-13 Roger Sayle <roger@eyesopen.com>
3427 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3428 more classes of DImode multiplication by constant. Allow both
3429 multiplication by small negative constants (by performing a
3430 multiplication by a positive constant and negating the result) and
3431 multiplications by large powers of two, by using a left shift.
3433 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3435 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3436 of basic blocks into work_stack.
3438 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3439 config/mips/vr.h: Update copyright.
3441 * c-decl.c (c_init_decl_processing): Remove useless calls to
3442 build_function_type.
3444 * builtins.c (fold_trunc_transparent_mathfn,
3445 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3446 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3447 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3448 fold_builtin_strcpy, fold_builtin_strncpy,
3449 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3452 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3455 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3456 variable determinant.
3458 * tree-cfg.c (group_case_labels): Remove local variable type.
3460 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3463 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3466 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3469 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3470 (*movmemqi_insn): Delete.
3471 (*movmemhi): Delete.
3473 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3475 * builtins.c (fold_builtin_classify): Take decomposed
3476 arguments of CALL_EXPR.
3477 (fold_builtin_1): Update a call to fold_builtin_classify.
3479 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3482 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3483 through into call to parser_xref_tag after parse error.
3484 (c_parser_struct_declaration): Consistently return NULL_TREE on
3487 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3489 * tree-flow-inline.h (ref_contains_array_ref): New function.
3490 (lookup_subvars_for_var): Ditto.
3491 (get_subvars_for_var): Ditto.
3492 (var_can_have_subvars): Ditto.
3494 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3495 (struct subvar): New type.
3497 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3499 * tree-optimize.c (init_tree_optimization_passes): Call
3500 pass_create_structure_vars.
3502 * tree-ssa-alias.c: Include vec.h.
3503 (init_alias_info): Don't auto-clear call clobbered on struct-field
3505 (compute_flow_insensitive_aliasing): Handle subvars.
3506 (group_aliases): Handle STRUCT_FIELD aliases.
3507 (setup_pointers_and_addressables): Ditto.
3508 Don't mark variables non-addressable if they still have
3509 addressable subvars.
3510 Also mark subvars addressable when the real variable is marked
3512 (add_pointed_to_var): Try to prune the pointed-to set by only
3513 pointing to subvars when possible.
3514 Otherwise, make sure we set addresses_needed and pt_vars to
3515 properly include subvars.
3516 (bitpos_of_field): New function.
3517 (push_fields_onto_fieldstack): Ditto.
3518 (get_or_create_used_part_for): Ditto.
3519 (create_overlap_variables_for): Ditto.
3520 (find_used_portions): Ditto.
3521 (create_structure_vars): Ditto.
3522 (pass_create_structure_vars): New structure.
3524 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3525 (get_expr_operands): Handle subvars. Also try to turn
3526 COMPONENT_REF accesses into must-defs now that we can accurately
3528 (note_addressable): Try to only mark as addressable those subvars
3529 we know a COMPONENT_REF touches.
3530 (overlap_subvar): New function.
3532 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3533 Handle subvar storing.
3534 (vect_address_analysis): Update caller of vect_object_analysis.
3536 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3538 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3539 (STMT_VINFO_SUBVARS): New macro.
3541 * common.opts: add flag_tree_salias.
3543 * opts.c (decode_options): flag_tree_salias defaults to on.
3545 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3547 * doc/tree-ssa.texi: Document structural alias analysis.
3549 2005-03-12 Steven Bosscher <stevenb@suse.de>
3551 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3552 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3553 * tree-ssa-operands.c (get_expr_operands): Likewise.
3554 (get_expr_operands): Likewise for ERROR_MARK.
3556 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3558 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3561 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3564 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3565 (mark_operand_necessary): Remove local variable ver.
3567 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3568 variable prefix_len.
3570 * value-prof.c (mod_subtract_transform): Remove local variable
3573 * builtins.c (fold_builtin_exponent): Take decomposed
3574 arguments of CALL_EXPR.
3575 (fold_builtin_1): Update a call to fold_builtin_exponent.
3577 * builtins.c (fold_builtin_logarithm): Take decomposed
3578 arguments of CALL_EXPR.
3579 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3581 * c-decl.c (c_init_decl_processing): Remove local variables
3582 ptr_ftype_void and ptr_ftype_ptr.
3584 * gimplify.c (gimplify_expr): Remove local variables r0 and
3587 * reg-stack.c (move_for_stack_reg): Remove local variable
3589 (compare_for_stack_reg): Remove local variable flags_user.
3590 (convert_regs_1): Remove local variable deleted.
3592 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3594 (combine_blocks): Remove local variables exits and new_e.
3596 * tree-inline.c (expand_call_inline): Remove local variable
3599 * tree-ssa-live.c (create_ssa_var_map,
3600 calculate_live_on_entry): Remove local variable snn.
3602 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3604 * c-lex.c (c_lex_with_flags): Add parameter to call to
3607 2005-03-11 Per Bothner <per@bothner.com>
3609 * c-tree.h (struct c_declarator): New id_loc field.
3610 * c-pragma.h (c_lex_with_flags): Take position reference.
3611 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3612 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3613 (c_lex): Pass dummy location to c_lex_with_flags.
3614 * c-parser.c (c_lex_one_token): Set c_token's location using
3615 c_lex_with_flags, instead of input_location, which might be "ahead".
3616 (c_parser_direct_declarator): Set declarator's id_loc from
3618 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3619 declarator's id_loc, rather than probably-imprecise input_location.
3620 (build_id_declarator): Initialize c_declarator's id_loc field.
3622 2005-03-11 Roger Sayle <roger@eyesopen.com>
3625 * builtins.c (expand_builtin_signbit): Force the signbit's word
3626 into an integer register to avoid SUBREGs of floating point modes.
3628 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3630 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3631 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3632 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3633 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3635 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3637 PR rtl-optimization/20306
3638 * expr.c (emit_move_complex): Set try_int false if mode is
3639 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3640 emit_block_move if try_int is true.
3642 2005-03-11 Richard Henderson <rth@redhat.com>
3645 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3646 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3649 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3651 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3652 (TARGET_FIX_VR4130): New macro.
3653 (TARGET_OPTIONS): Add -mfix-vr4130.
3654 (ISA_HAS_MACCHI): New macro.
3655 (ASM_SPEC): Add -mfix-vr4130.
3656 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3657 (override_options): Handle mips_fix_vr4130_string.
3658 (mips_avoid_hazards): Clear all_noreorder_p
3659 if we're working around VR4130 errata and the macc alternatives
3661 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3662 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3663 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3664 (MULTILIB_DEFAULTS): Remove leading "march=".
3665 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3666 if no architecture option is given.
3667 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3669 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3670 * doc/invoke.texi: Document -mfix-vr4130.
3672 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3674 * config/mips/mips.c (override_options): Only warn about -mint64
3675 deprecation if TARGET_INT64.
3677 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3679 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3680 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3681 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3682 are non-specific regarding the nonnull parameter positions.
3683 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3684 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3685 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3686 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3688 * builtins.def: Use the non-specific "nonnull" attibute lists.
3690 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3692 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3693 single_pred_edge, single_succ, single_pred): Improve comments.
3695 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3697 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3698 single_pred_edge, single_succ, single_pred): New inline functions.
3699 * bb-reorder.c (rotate_loop, find_traces_1_round,
3700 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3701 duplicate_computed_gotos): Use the single_succ/pred functions.
3702 * cfganal.c (forwarder_block_p): Ditto.
3703 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3704 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3705 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3706 merge_seq_blocks): Ditto.
3707 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3708 * cfglayout.c (fixup_reorder_chain): Ditto.
3709 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3710 canonicalize_loop_headers, verify_loop_structure): Ditto.
3711 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3712 mfb_update_loops, create_preheader, force_single_succ_latches,
3713 create_loop_notes): Ditto.
3714 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3715 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3716 commit_one_edge_insertion, purge_dead_edges,
3717 cfg_layout_can_merge_blocks_p): Ditto.
3718 * except.c (sjlj_emit_function_enter): Ditto.
3719 * flow.c (init_propagate_block_info): Ditto.
3720 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3721 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3722 insert_insn_end_bb): Ditto.
3723 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3724 find_if_case_2): Ditto.
3725 * lambda-code.c (perfect_nestify): Ditto.
3726 * lcm.c (optimize_mode_switching): Ditto.
3727 * loop-doloop.c (doloop_modify): Ditto.
3728 * loop-init.c (loop_optimizer_init): Ditto.
3729 * loop-iv.c (simplify_using_initial_values): Ditto.
3730 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3731 * loop-unswitch.c (unswitch_loop): Ditto.
3732 * modulo-sched.c (generate_prolog_epilog): Ditto.
3733 * predict.c (combine_predictions_for_insn, estimate_probability,
3734 tree_estimate_probability, last_basic_block_p,
3735 estimate_bb_frequencies): Ditto.
3736 * profile.c (branch_prob): Ditto.
3737 * regrename.c (copyprop_hardreg_forward): Ditto.
3738 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3739 * tracer.c (layout_superblocks): Ditto.
3740 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3741 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3742 cleanup_control_expr_graph, disband_implicit_edges,
3743 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3744 tree_verify_flow_info, tree_make_forwarder_block,
3745 tree_forwarder_block_p, remove_forwarder_block,
3746 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3747 * tree-if-conv.c (tree_if_conversion): Ditto.
3748 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3749 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3750 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3751 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3752 copy_loop_headers): Ditto.
3753 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3754 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3755 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3756 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3757 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3758 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3759 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3760 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3761 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3762 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3763 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3764 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3765 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3766 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3767 slpeel_add_loop_guard): Ditto.
3769 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3771 PR tree-optimization/15784
3772 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3775 * stmt.c (expand_case): Don't change index_type. Convert minval
3778 PR tree-optimization/20130
3779 * fold-const.c (fold): Fold x * -1 into -x.
3781 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3783 PR rtl-optimization/20331
3784 * rtlanal.c (modified_between_p): Check its address first for MEM.
3785 (modified_in_p): Likewise.
3787 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3789 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3791 2005-03-10 Steven Bosscher <stevenb@suse.de>
3793 * expr.c (expand_expr_real_1): If possible, use a conditional
3794 move for expanding MIN_EXPR and MAX_EXPR.
3795 Use temp for moving around rtx-en.
3797 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3800 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3803 2005-03-10 Roger Sayle <roger@eyesopen.com>
3805 * builtins.c (expand_builtin_signbit): Extend to handle floating
3806 point modes wider than the largest integer type, using the
3807 operand_subword_force function to obtain the signbit's word.
3809 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3812 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3813 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3815 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3817 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3819 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3821 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3823 (perform_edge_inserts): Unconditionally call
3824 free_dominator_info.
3826 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3828 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3830 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3832 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3834 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3836 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3838 (rtl_register_value_prof_hooks,
3839 tree_value_profile_transformations,
3840 tree_register_value_prof_hooks): Likewise.
3841 * var-tracking.c (stack_adjust_offset_pre_post,
3842 variable_htab_free, variable_union, dataflow_set_different_2,
3843 count_uses, variable_was_changed, set_frame_base_location,
3844 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3845 vt_add_function_parameters): Likewise.
3846 * varasm.c (named_section_real, named_section, make_decl_rtl,
3847 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3848 const_hash_1, compare_constant, copy_constant, force_const_mem,
3849 output_constant_pool_2, output_constant_pool_1, output_constant,
3850 output_constructor, make_decl_one_only, decl_tls_model,
3851 default_no_named_section, default_elf_select_section_1,
3852 default_unique_section_1): Likewise.
3853 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3854 * vmsdbgout.c (addr_const_to_string): Likewise.
3857 * function.c (struct assign_parm_data_one): Remove last_named
3859 (assign_parm_find_data_types): Don't determine last_named.
3860 Reorder named_parm determination.
3861 (assign_parms): Only setup varargs on the last non-varadic
3864 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3866 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3867 sda base address on medium model.
3869 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3871 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3872 * cfgloop.c (flow_loop_nodes_find): Export.
3873 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3875 * cfgloopmanip.c (fix_loop_structure): New function.
3876 * predict.c (predict_loops): Clean up the loops information.
3877 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3878 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3880 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3881 (rewrite_into_loop_closed_ssa): Declaration changed.
3882 * tree-loop-linear.c (linear_transform_loops): Add argument to
3883 rewrite_into_loop_closed_ssa call.
3884 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3885 * tree-ssa-loop-im.c (move_computations): Ditto.
3886 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3887 * tree-vectorizer.c (vectorize_loops): Ditto.
3888 * tree-optimize.c: Include cfgloop.h.
3889 (execute_todo): Choose whether to call cleanup_tree_cfg or
3890 cleanup_tree_cfg_loop.
3891 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3892 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3893 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3894 cleanup_tree_cfg_loop call.
3895 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3896 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3897 work on part of cfg.
3899 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3902 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3903 with multiple alternatives.
3905 * stmt.c (parse_output_constraint): Fix a typo.
3907 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3909 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3910 assembly directive instead of deprecated "no-generics".
3912 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3914 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3915 for non-offsettable memory references to cope with outstanding reload
3917 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3918 avoid losing outstanding address reloads.
3919 ("reload_outdi", "reload_outdf"): Likewise.
3921 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3923 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3924 code. Add more cbrt transformations.
3926 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3928 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3930 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3932 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3933 NULL_TREE when a given tree is not simplified.
3934 (fold): Return the original tree when any of the functions
3935 mentioned above NULL_TREE.
3937 * fold-const.c (fold_unary, fold_binary): Take decomposed
3938 arguments, code, type, op0, and op1 in case of fold_binary.
3939 (fold): Update calls to fold_unary and fold_binary.
3941 2005-03-09 Roger Sayle <roger@eyesopen.com>
3943 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3944 a fndecl and an arglist instead of a CALL_EXPR, exp.
3946 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3948 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3950 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3952 * expr.c (expand_assignment): Remove orig_to_rtx.
3954 * fold-const.c (int_const_binop): Remove no_overflow.
3956 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3958 * loop-iv.c (get_biv_step_1): Remove lhs.
3960 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3962 * real.c (real_nan): Remove neg.
3964 * function.c (thread_prologue_and_epilogue_insns): Remove i
3967 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3970 * tree-eh.c (tree_could_trap_p): Remove idx.
3972 * tree-into-ssa.c (ann): Remove ann.
3974 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3976 * tree-sra.c (decide_block_copy): Remove inst_count.
3978 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3980 * tree-ssa-loop-im.c (lhs): Remove.
3982 * cfgbuild.c (state, STATE, SET_STATE,
3983 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3985 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3986 (find_basic_blocks): Set the state of each basic block to
3989 2005-03-08 Jeff Law <law@redhat.com>
3991 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3992 goto results in the removal of edges in the CFG, then we need
3993 to recompute dominators.
3995 2005-03-09 Ben Elliston <bje@au.ibm.com>
3997 * c-common.c (c_do_switch_warnings): Comment fix.
3999 2005-03-08 Julian Brown <julian@codesourcery.com>
4001 * Patch from 2005-03-08 reverted for causing regressions and
4002 ppc-darwin bootstrap failure.
4004 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
4006 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
4007 Define the real function for ppc-darwin.
4008 * c-typeck.c (convert_arguments): Check for target-specific
4009 invalid argument call to unprototyped function.
4010 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
4012 * target.h (invalid_arg_for_unprototyped_fn): New field
4014 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
4015 default target hook.
4016 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
4019 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4021 * c-typeck.c (constructor_stack, constructor_range_stack,
4022 initializer_stack): Make them static.
4024 * cfg.c (rbi_pool): Make it static.
4026 * gimple-low.c (lower_stmt_body): Make it static.
4027 * tree-flow.h: Remove the corresponding prototype. Don't
4030 * sched-deps.c (cache_size): Make it static.
4032 * stor-layout.c (lang_adjust_rli): Make it static.
4034 2005-03-08 Julian Brown <julian@codesourcery.com>
4036 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4037 from being used for symbols with vague linkage when
4038 HAVE_GAS_COMDAT_GROUP is true.
4040 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4042 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4043 nlabel == JUMP_LABEL (jump).
4045 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4047 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4048 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4049 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4050 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4052 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4055 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4056 * c-common.c (handle_returns_twice): New function.
4057 (c_common_attribute_table): Declare eturns_twice' attribute.
4058 * doc/extend.texi: Document eturns_twice' attribute.
4059 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4060 (struct tree_decl): Add returns_twice_flag.
4062 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4064 * tree-ssa-phiopt.c: Fix a comment typo.
4066 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4067 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4068 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4071 2005-03-08 Richard Henderson <rth@redhat.com>
4073 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4074 builtin codes with ctzdi2, clzdi2, popcountdi2.
4075 (struct alpha_builtin_def): Add is_const.
4076 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4077 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4078 (alpha_init_builtins): Init them. Set nothrow and const attributes
4080 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4081 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4082 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4083 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4084 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4085 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4086 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4087 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4088 (TARGET_FOLD_BUILTIN): New.
4089 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4090 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4092 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4094 2005-03-08 Ira Rosen <irar@il.ibm.com>
4096 PR tree-optimization/20122
4097 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4098 condition of access function instead of base.
4100 2005-03-07 Jeff Law <law@redhat.com>
4101 Steven Bosscher <stevenb@suse.de>
4103 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4104 (find_taken_edge): Call find_taken_edge_computed_goto as
4105 appropriate. Allow any gimple invariant rather than just
4106 INTEGER_CST for VAL.
4107 (cleanup_control_flow): Cleanup a computed goto which has turned
4109 (tree_merge_blocks): If block B has any forced labels, move
4110 them to the start of block A.
4111 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4112 computed gotos as well.
4113 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4114 removal of unnecessary computed gotos too.
4115 (lookup_redirection_data): Fix type of INSERT argument. Callers
4118 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4120 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4121 Remove trailing spaces.
4123 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4124 unshare_all_trees): Make them static.
4125 * tree-gimple.h: Remove the corresponding prototypes.
4127 * diagnostic.h: Remove unused prototype
4128 debug_output_buffer.
4129 * modulo-sched.c: Remove unused prototype
4130 set_row_column_for_ps.
4132 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4133 replace_phi_edge_with_variable): Remove unused variable i.
4135 2005-03-07 Per Bothner <per@bothner.com>
4137 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4139 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4142 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4143 bbs on the COND_EXPR instead of the PHI_NODEs.
4144 (candidate_bb_for_phi_optimization): Remove.
4145 (replace_phi_with_stmt): Rename to ...
4146 (replace_phi_edge_with_variable): this and change so that we
4147 replace the phi argument instead of removing the PHI.
4148 (conditional_replacement): Change so we deal with PHI with more
4150 (value_replacement): Likewise.
4151 (abs_replacement): Likewise.
4153 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4155 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4156 output_e500_flip_gt_bit.
4158 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4160 (rs6000_generate_compare): Fix logic to look at the correct bits.
4161 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4163 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4164 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4165 gen_move_from_CR_gt_bit.
4167 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4168 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4169 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4171 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4172 (E500_CR_IOR_COMPARE): New constant.
4174 2005-03-08 Earl Chew <earl_chew@agilent.com>
4175 David Billinghurst <David.Billinghurst@riotinto.com>
4177 * config/i386/host-cygwin.c: New file to support precompiled
4179 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4180 * config.host: Use above files for cygwin host.
4182 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4184 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4185 ordering ops from earlier change.
4187 2005-03-07 Per Bothner <per@bothner.com>
4189 Various fixes to allow us to again build if --enable-mapped-location:
4190 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4191 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4192 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4193 local variable loc. Change logic appropriately.
4194 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4195 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4196 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4197 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4198 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4200 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4202 PR rtl-optimization/19683
4203 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4204 number of bytes, to smallest_int_for_mode. Fix arguments to
4205 REG_CANNOT_CHANGE_MODE_P.
4207 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4209 * reorg.c (relax_delay_slots): Check that the jump is
4210 conditional before trying to invert it.
4212 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4214 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4217 * calls (stack_arg_under_construction): Make it static.
4219 * flow.c (regs_live_at_setjmp): Make it static.
4220 * flow.h: Remove the corresponding prototype.
4222 * reload1.c (reload_startobj, reload_firstobj,
4223 something_needs_operands_changed, reload_inherited,
4224 reload_inheritance_insn, reload_override_in,
4225 reload_spill_index): Make them static.
4227 * recog.c (verify_changes): Make it static.
4228 * recog.h: Remove the corresponding prototype.
4230 * cfgbuild.c (find_sub_basic_blocks): Remove.
4231 * basic-block.h: Remove the corresponding prototype.
4232 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4234 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4236 * tree-ssa-operands.c (check_build_stmt): Remove.
4238 * stor-layout.c (set_alignment): Remove.
4239 * tree.h: Remove the corresponding prototype.
4241 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4243 * tree-ssa-dce.c (control_dependence_map,
4244 visited_control_parents): Make them static.
4246 * cfghooks.c (verify_flow_info): Remove local variable
4249 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4252 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4254 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4256 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4258 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4260 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4261 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4262 PARALLEL for an empty structure.
4264 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4266 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4268 * fold-const.c (fold_binary): Unroll the very first "for"
4271 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4273 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4274 redundant match_code test.
4275 (scc_comparison_operator): Swap match_operand and match_code
4277 (branch_positive_comparison_operator): Same.
4278 (trap_comparison_operator): Use comparison_operator and swap with
4281 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4284 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4285 (out_movhi_r_mr): Read low byte of volatile MEM first.
4286 (out_movhi_mr_r): Write high byte of volatile MEM first.
4288 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4290 * cselib.c (reg_values, reg_values_size): Make them static.
4292 * cse.c (cse_reg_info_table): Make it static.
4294 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4296 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4298 * cse.c (find_best_addr): Use canon_for_address.
4300 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4302 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4303 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4304 SUBREG and MEM, respectively.
4306 * fold-const.c (fold_binary): Use code instead of t.
4308 * fold-const.c (optimize_minmax_comparison): Take decomposed
4309 arguments code, type, op0, and op1 instead of t.
4310 (fold_binary): Update a call to optimize_minmax_comparison.
4312 * fold-const.c (fold_range_test): Take decomposed arguments
4313 code, type, op0, and op1 instead of t.
4314 (fold_binary): Update a call to fold_range_test.
4316 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4317 decomposed arguments code, type, op0, and op1 instead of t.
4318 (fold_binary): Update a call to fold_range_test.
4320 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4322 * fold-const.c (fold_binary): Avoid directly using the original
4323 expression t as much as possible.
4325 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4327 * c-semantics.c (build_stmt): Use TYPE_P instead of
4328 IS_NON_TYPE_CODE_CLASS.
4329 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4330 (NON_TYPE_CHECK): Use TYPE_P instead of
4331 IS_NON_TYPE_CODE_CLASS.
4333 * fold-const.c (fold): Remove handling of binary expressions.
4335 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4337 * doc/c-tree.texi: Wrap comments in @r{}.
4338 * doc/cpp.texi: Likewise.
4339 * doc/cppinternals.texi: Likewise.
4340 * doc/extend.texi: Likewise.
4341 * doc/md.texi: Likewise.
4342 * doc/objc.texi: Likewise.
4343 * doc/sourcebuild.texi: Likewise.
4344 * doc/tm.texi: Likewise.
4347 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4349 * predict.c (apply_return_prediction): Standardize PHI chain
4351 * tree-ssa.c (ssa_redirect_edge): Likewise.
4353 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4354 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4357 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4358 * tree-flow.h: Adjust the prototype for remove_phi_node.
4359 * lambda-code.c (perfect_nestify): Adjust a call to
4362 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4363 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4365 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4366 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4367 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4368 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4370 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4371 of GEN_INT (trunc_int_for_mode (...)).
4372 * loop-iv.c (iv_number_of_iterations): Likewise.
4373 * postreload.c (reload_cse_move2add): Likewise.
4374 * simplify-rtx.c (simplify_const_unary_operation,
4375 simplify_const_binary_operation): Likewise.
4376 * stor-layout.c (get_mode_bounds): Likewise.
4378 * fold-const.c (fold_binary): New.
4379 (fold): Call fold_binary on binary expressions.
4381 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4383 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4384 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4385 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4386 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4387 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4389 2005-03-04 Devang Patel <dpatel@apple.com>
4391 PR tree-optimization/18815
4392 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4393 loops with zero exit edges.
4395 2005-03-04 Devang Patel <dpatel@apple.com>
4397 * doc/invoke.texi: Remove reference to webpage that does not exist.
4399 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4400 Joseph S. Myers <joseph@codesourcery.com>
4403 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4404 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4405 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4406 * pa.c (get_plabel): Change argument to symbol_ref. Call
4407 maybe_get_identifier instead of get_identifier.
4408 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4409 (struct deferred_plabel): Replace name field with symbol field.
4410 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4411 ASM_OUTPUT_EXTERNAL_REAL is defined.
4412 (output_global_address): Use output_addr_const for output of all
4414 (output_deferred_plabels): Use symbol_ref instead of name for address
4416 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4417 ASM_OUTPUT_SYMBOL_REF): New macros.
4418 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4420 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4423 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4425 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4426 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4428 2005-03-04 Jeff Law <law@redhat.com>
4430 * basic-block.h (rediscover_loops_after_threading): Declare.
4431 * tree-ssa-dom.c: Include cfgloop.h.
4432 (tree_ssa_dominator_optimize): Discover loops and some basic
4433 properties. Remove forwarder blocks recreated by loop header
4434 canonicalization. Also mark backedges in the CFG.
4435 * tree-ssa-threadupdate.c: Include cfgloop.h
4436 (rediscover_loops_after_threading): Define.
4437 (struct local_info): New field, JUMP_THREADED.
4438 (prune_undesirable_thread_requests): New function.
4439 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4440 then record that fact for the callers of redirct_edges.
4441 (thread_block): If BB has incoming backedges, then call
4442 prune_undesirable_thraed_requests. Note when we are
4443 going to have to rediscover loop information. Return a
4444 boolean indicating if any jumps were threaded.
4445 (thread_through_all_blocks): Bubble up boolean indicating
4446 if any jumps were threaded.
4447 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4448 (tree-ssa-threadupdate.o): Similarly.
4450 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4452 * fold-const.c (fold_ternary): Unroll the "for" loop to
4455 2005-03-04 Andrew Haley <aph@redhat.com>
4457 * unwind-dw2-fde-glibc.c (struct
4458 unw_eh_callback_data.check_cache): New field.
4459 (frame_hdr_cache): New.
4460 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4461 Cache frame header info.
4463 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4465 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4466 (print_c_condition): Declare.
4467 * read-rtl.c (ptr_loc): New structure.
4468 (ptr_locs, ptr_loc_obstack, joined_conditions)
4469 (joined_conditions_obstack): New variables.
4470 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4471 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4472 (join_c_conditions, print_c_condition): New functions.
4473 (apply_macro_to_string): Associate the new string with the same
4474 source location as the old one.
4475 (add_condition_to_string): Use join_c_conditions.
4476 (read_string): Use set_rtx_ptr_loc to record a filename and line
4477 number for the string.
4478 (read_rtx): Initialize the new variables above.
4479 * genattrtab.c (write_test_expr, write_attr_value): Use
4481 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4482 comment above the GCC_VERSION check.
4483 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4484 Inline the definition of MAYBE_EVAL.
4485 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4486 * genoutput.c (process_template): Likewise.
4487 * genpreds.c (write_predicate_subfunction): Likewise.
4488 (write_predicate_expr): Use print_c_condition.
4489 * genrecog.c (write_cond): Likewise.
4490 * gensupport.c (process_rtx): Use join_c_conditions to join the
4491 conditions of a define_insn_and_split. Record a source location
4492 for the string after the "&&".
4493 (alter_test_for_insn): Use join_c_conditions.
4495 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4498 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4499 PR tree-optimization/15784
4500 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4503 2005-03-04 Ben Elliston <bje@au.ibm.com>
4505 * gcc.c (option_map): Add --coverage.
4506 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4507 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4508 * config/darwin.h: Pass -lgcov for `coverage'.
4509 * doc/invoke.texi (Debugging Options): Document --coverage.
4511 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4513 * gcse.c (bypass_block): Use find_edge wherever possible.
4515 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4519 * c-opts.c (c_common_parse_file): Call start_source_file
4520 and end_source_file at the approriate times.
4522 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4523 the main file, it will be done for us now.
4525 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4527 * fold-const.c (fold_ternary): New.
4528 (fold): Call fold_ternary on ternary expressions. Remove
4529 handling of ternary expressions.
4531 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4533 PR tree-optimization/15784
4534 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4537 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4539 * config/rs6000/predicates.md (branch_comparison_operator):
4540 Convert from C block to conditional format.
4542 2005-03-03 Jan Hubicka <jh@suse.cz>
4544 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4545 and non-constant public variables.
4547 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4549 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4552 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4555 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4556 calls to release_ssa_name and release_phi_node.
4558 * fold-const.c (fold): Remove handling of unary expressions.
4560 * fold-const.c (fold_unary): Avoid directly using the original
4561 expression t as much as possible.
4563 2005-03-03 Roger Sayle <roger@eyesopen.com>
4564 Andrew Pinski <pinskia@physics.uc.edu>
4566 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4567 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4569 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4571 Describe special registers SRP and MOF as allocatable registers.
4572 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4573 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4574 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4575 TARGET_HAS_MUL_INSNS.
4576 (cris_print_operand) <case 'd'>: New case.
4577 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4578 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4580 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4581 (REG_ALLOC_ORDER): Update for MOF.
4582 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4584 (GENERAL_REGS): No longer a define of ALL_REGS.
4585 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4586 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4588 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4589 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4590 (SECONDARY_RELOAD_CLASS): Define.
4591 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4592 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4593 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4594 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4595 (REGISTER_MOVE_COST): Define.
4596 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4597 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4598 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4599 (CRIS_MOF_REGNUM): New define_constants.
4600 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4602 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4604 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4605 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4606 Adjust for MOF being properly described as a register.
4607 (indir_to_reg_split): Name this split. Conditionalize on the
4608 destination register being a general register.
4609 (movei): Conditionalize on on operands 0 and 1 having the same
4612 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4615 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4616 -mcpu to override any other explicitly given flags.
4618 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4620 * recog.c (verify_changes, confirm_change_group): New functions,
4621 broken out of apply_change_group.
4622 (apply_change_group): Use them.
4623 * recog.h (verify_change, confirm_change_group): Declare.
4624 * rtl.h (redirect_jump_2): Declare.
4625 * jump.c (redirect_exp, invert_exp): Delete.
4626 (invert_exp_1): Take second parameter. Return value. Changed caller.
4627 (redirect_jump_2): New function, broken out of redirect_jump.
4628 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4629 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4630 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4632 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4634 * varasm.c (named_section): Use xstrdup rather than doing it by
4637 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4639 2005-03-02 Devang Patel <dpatel@apple.com>
4641 Undo PR tree-optimization/18815 fix.
4643 2005-03-02 Devang Patel <dpatel@apple.com>
4645 PR tree-optimization/18815
4646 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4647 loops with zero exit edges.
4649 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4651 * cfg.c (connect_src, connect_dest, disconnect_src,
4652 disconnct_dest): New.
4653 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4654 redirect_edge_pred): Use the new functions.
4656 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4657 free_dominance_info only when needed.
4659 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4662 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4663 (reg_or_sub_cint64_operand): Same.
4665 2005-03-02 Jeff Law <law@redhat.com>
4667 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4668 CFG_ALTERED in the main DOM iteration loop.
4670 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4673 * varasm.c (initializer_constant_valid_p): Allow conversions
4674 between OFFSET_TYPEs. Tidy.
4676 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4678 * config/cris/cris.md ("return"): Remove epilogue delay list
4681 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4683 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4685 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4687 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4689 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4690 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4691 config/m68k/m68k.c, config/mips/mips.h,
4692 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4693 doc/include/gcc-common.texi: Update copyright.
4695 PR middle-end/18029 and PR middle-end/18030
4696 * expr.c (optimize_bitfield_assignment_op): Add a special case
4697 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4699 * fold-const.c (fold_unary): New.
4700 (fold): Call fold_unary on unary expressions.
4702 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4704 * cgraph.h (struct cgraph_edge): Add prev_caller and
4706 (cgraph_node_remove_callees): Export.
4707 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4709 (cgraph_edge_remove_callee): New function.
4710 (cgraph_edge_remove_caller): Likewise.
4711 (cgraph_remove_edge): Use.
4712 (cgraph_redirect_edge_callee): Likewise.
4713 (cgraph_node_remove_callees): New function.
4714 (cgraph_node_remove_callers): Likewise.
4715 (cgraph_remove_node): Use.
4716 * tree-optimize.c (tree_rest_of_compilation): Use
4717 cgraph_node_remove_callees instead of manual loop.
4718 * cgraphunit.c (cgraph_finalize_function): Likewise.
4719 (cgraph_expand_function): Likewise.
4720 (cgraph_remove_unreachable_nodes): Likewise.
4722 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4725 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4727 * c-decl.c (undeclared_variable): Take location as argument.
4728 * c-typeck.c (build_external_ref): Likewise.
4729 * c-parser.c (c_parser_postfix_expression): Pass location of
4730 identifier to build_external_ref.
4732 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4734 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4735 CCEQ mode for branch_positive_comparison_operator test.
4736 * config/rs6000/predicates (branch_comparison_operator): Revert to
4738 (scc_comparison_operator): Same.
4739 (branch_positive_comparison_operator): Same.
4741 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4743 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4744 (cris_delay_slots_for_epilogue): Remove.
4745 (save_last): Move into cris_target_asm_function_epilogue.
4746 (cris_target_asm_function_epilogue): Remove tests for file being
4748 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4749 (cris_delay_slots_for_epilogue): Remove prototypes.
4750 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4751 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4753 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4755 * config/rs6000/predicates.md (branch_comparison_operator): Change
4756 to define_special_predicate.
4757 (scc_comparison_operator): Same.
4758 (branch_positive_comparison_operator): Same.
4760 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4762 * Makefile.in (tree-ssa-sink.o): New.
4763 (OBJS-common): Add tree-ssa-sink.o.
4764 * common.opt: Add -ftree-sink
4765 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4766 * timevar.def (TV_TREE_SINK): new timevar.
4767 * tree-flow.h (is_hidden_global_store): Prototype.
4768 * tree-optimize.c (init_tree_optimization_passes): Add
4770 * tree-pass.h (pass_sink_code): New.
4771 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4772 for non-obvious global store store to is_hidden_global_store, and
4773 call that new function.
4774 * tree-ssa-sink.c: New file.
4775 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4776 * doc/passes.texi: Document forward store motion.
4777 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4778 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4779 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4780 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4782 2005-03-01 Per Bothner <per@bothner.com>
4784 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4785 and we have a non-zero column-number, add it to the message.
4786 Also factor out the diagnostic_kind_text.
4788 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4790 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4791 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4792 flow_loop_scan): Removed.
4793 (flow_loop_dump): Do not dump removed fields.
4794 (flow_loop_free): Do not free removed fields.
4795 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4796 (loop_exit_edge_p): New function.
4797 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4798 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4799 num_exits, exits_doms.
4800 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4801 LOOP_EDGES, LOOP_ALL): Removed.
4802 (flow_loop_scan): Declaration removed.
4803 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4804 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4806 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4807 (if_convert): Call flow_loops_find and flow_loops_free
4808 when calling mark_loop_exit_edges.
4809 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4810 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4811 free_dominance_info calls.
4812 * loop-init.c (flow_loops_find): Ditto.
4813 * passes.c (rest_of_handle_branch_prob): Ditto.
4814 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4815 * loop-unroll.c (analyze_insns_in_loop): Do not use
4817 * predict.c (predict_loops): Do not call flow_loop_scan.
4818 Use get_loop_exit_edges.
4819 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4820 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4821 Do not use EDGE_LOOP_EXIT.
4822 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4823 to bb_with_exit_edge_p.
4824 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4825 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4826 to bb_with_exit_edge_p.
4827 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4829 * tree-loop-linear.c (linear_transform_loops): Do not call
4830 flow_loop_scan. Use loop->single_exit.
4831 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4832 (vect_analyze_loop_form): Do not call flow_loop_scan.
4833 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4835 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4837 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4838 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4839 slpeel_tree_duplicate_loop_to_edge_cfg,
4840 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4841 Use loop_preheader_edge and loop->single_exit. Do not call
4844 2005-03-01 Nick Clifton <nickc@redhat.com>
4846 * config/arm/arm.c (thumb_find_work_register): Check all of the
4847 argument registers to see if they are free, and a couple of
4848 special cases where the last argument register but can be proved
4849 to be available during the function's prologue.
4850 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4851 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4852 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4854 (thumb_compute_save_reg_mask): Likewise. Also use
4855 thumb_find_work_register() to ensure that there is agreement about
4856 which work register is going to be used in the prologue.
4857 (thumb_output_function_prologue): Use unsigned long as the type
4858 for the register bit-mask. Also delay pushing the link register if
4859 other high registers are going to be pushed.
4860 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4861 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4862 redundant prototypes.
4864 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4867 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4868 and after reload in REG+REG indexed addresses without REG_POINTER
4869 set in the base and not set in the index.
4871 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4873 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4874 Don't undefine here.
4875 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4876 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4877 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4878 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4879 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4881 * config.gcc (sh*-*-linux*): Use config/linux.h.
4883 2005-02-28 Dale Johannesen <dalej@apple.com>
4884 Stan Shebs <shebs@apple.com>
4886 Rewrite of 64-bit Darwin structure-by-value pass/return.
4887 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4888 intoffset, use_stack, named.
4889 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4890 (rs6000_darwin64_record_arg_advance_flush): New.
4891 (rs6000_darwin64_record_arg_advance_recurse): New.
4892 (rs6000_darwin64_record_arg_flush): New.
4893 (rs6000_darwin64_record_arg_recurse): New.
4894 (rs6000_darwin64_record_arg): New.
4895 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4896 (function_arg_boundary): Handle 128-bit aligned structs.
4897 (function_arg_advance): Rewrite darwin64 struct handling.
4898 (function_arg): Call rs6000_darwin64_record_arg.
4899 (function_arg_partial_nregs): Handle darwin64 structs.
4900 (rs6000_darwin64_function_value): Remove.
4901 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4903 2005-02-28 Roger Sayle <roger@eyesopen.com>
4905 PR tree-optimization/20216
4906 * tree-chrec.c (tree_fold_factorial): Delete.
4907 (tree_fold_binomial): Change argument list to take a return type
4908 and change the type of K to unsigned int. Rewrite to avoid explicit
4909 evaluation of factorials, and (recursively) calling fold to perform
4910 compile-time arithmetic. Return NULL on (internal) overflow.
4911 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4912 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4913 if any intermediate calculation overflows.
4914 (chrec_apply): Update call to chrec_evaluate.
4916 2005-02-28 James E Wilson <wilson@specifixinc.com>
4918 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4920 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4923 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4924 instead of NULL_TREE on error.
4926 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4928 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4929 (EASY_VECTOR_15_ADD_SELF): Remove.
4930 (num_insns_constant_wide): Not static.
4931 (validate_condition_mode): Not static.
4932 (toc_relative_expr_p): Not static.
4933 (legitimate_indirect_address_p): Not static.
4934 (macho_lo_sum_memory_operand): Not static.
4935 (invalid_e500_subreg): Not static.
4936 (easy_vector_same): Not static.
4937 (easy_vector_splat_const): Not static.
4938 (RS6000_SYMBOL_REF_TLS_P): Remove.
4939 (any_operand): Delete.
4940 (any_parallel_operand): Delete.
4941 (count_register_operand): Delete.
4942 (altivec_register_operand): Delete.
4943 (xer_operand): Delete.
4944 (s8bit_cint_operand): Delete.
4945 (short_cint_operand): Delete.
4946 (u_short_cint_operand): Delete.
4947 (non_short_cint_operand): Delete.
4948 (exact_log2_cint_operand): Delete.
4949 (gpc_reg_operand): Delete.
4950 (cc_reg_operand): Delete.
4951 (cc_reg_not_cr0_operand): Delete.
4952 (reg_or_short_operand): Delete.
4953 (reg_or_neg_short_operand): Delete.
4954 (reg_or_aligned_short_operand): Delete.
4955 (reg_or_u_short_operand): Delete.
4956 (reg_or_cint_operand): Delete.
4957 (reg_or_arith_cint_operand): Delete.
4958 (reg_or_add_cint64_operand): Delete.
4959 (reg_or_sub_cint64_operand): Delete.
4960 (reg_or_logical_cint_operand): Delete.
4961 (got_operand): Delete.
4962 (got_no_const_operand): Delete.
4963 (easy_fp_constant): Delete.
4964 (easy_vector_constant): Delete.
4965 (easy_vector_constant_add_self): Delete.
4966 (zero_constant): Delete.
4967 (zero_fp_constant): Delete.
4968 (volatile_mem_operand): Delete.
4969 (offsettable_mem_operand): Delete.
4970 (mem_or_easy_const_operand): Delete.
4971 (add_operand): Delete.
4972 (non_add_cint_operand): Delete.
4973 (logical_operand): Delete.
4974 (non_logical_cint_operand): Delete.
4975 (mask_operand): Delete.
4976 (mask_operand_wrap): Delete.
4977 (mask64_operand): Delete.
4978 (mask64_2_operand): Delete.
4979 (and64_operand): Delete.
4980 (and64_2_operand): Delete.
4981 (and_operand): Delete.
4982 (reg_or_mem_operand): Delete.
4983 (lwa_operand): Delete.
4984 (symbol_ref_operand): Delete.
4985 (call_operand): Delete.
4986 (current_file_function_operand): Delete.
4987 (input_operand): Delete.
4988 (rs6000_nonimmediate_operand): Delete.
4989 (rs6000_tls_symbol_ref): Delete.
4990 (save_world_operation): Delete.
4991 (restore_world_operation): Delete.
4992 (load_multiple_operation): Delete.
4993 (store_multiple_operation): Delete.
4994 (vrsave_operation): Delete.
4995 (mfcr_operation): Delete.
4996 (mtcrf_operation): Delete.
4997 (lmw_operation): Delete.
4998 (stmw_operation): Delete.
4999 (branch_comparison_operator): Delete.
5000 (branch_positive_comparison_operator): Delete.
5001 (scc_comparison_operator): Delete.
5002 (trap_comparison_operator): Delete.
5003 (boolean_operator): Delete.
5004 (boolean_or_operator): Delete.
5005 (min_max_operator): Delete.
5006 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
5007 (EASY_VECTOR_15): Moved to here.
5008 (EASY_VECTOR_15_ADD_SELF): Move to here.
5009 (PREDICATE_CODES): Delete.
5010 * config/rs6000/rs6000-protos.h: Delete predicate functions.
5011 Declare functions no longer static.
5012 * config/rs6000/predicates.md: New.
5013 * config/rs6000/rs6000.md: Include predicates.md
5015 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
5017 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
5018 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
5020 * cfgrtl.c (need_fake_edge_p): Likewise.
5021 * combine.c (distribute_notes): Likewise.
5022 * emit-rtl.c (try_split): Likewise.
5023 * recog.c (peephole2_opimize): Likewise.
5024 * reg-notes.def (ALWAYS_RETURN): Remove.
5025 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5026 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5027 * tree.h (ECF_ALWAYS_RETURN): Remove.
5029 2005-02-28 Roger Sayle <roger@eyesopen.com>
5032 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5033 between different machine modes is never a "useless" conversion.
5035 2005-02-28 Geert Bosch <bosch@gnat.com>
5038 * doc/contrib.texi: List contributors for Ada front end
5040 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5042 * simplify-rtx.c (simplify_unary_operation_1,
5043 simplify_const_unary_operation): New, extracted from...
5044 (simplify_unary_operation): ... this one.
5045 (simplify_binary_operation_1,
5046 simplify_const_binary_operation): New, extracted from...
5047 (simplify_binary_operation): ... this one.
5048 * rtl.h (simplify_const_unary_operation,
5049 simplify_const_binary_operation): Add prototypes.
5051 2005-02-28 Julian Brown <julian@codesourcery.com>
5053 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5054 building libjava and caused PR regression/20228.
5056 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5059 * Makefile.in (host_subdir): New.
5060 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5061 * configure: Regenerate.
5063 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5065 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5066 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5067 installation directory first.
5069 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5072 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5073 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5074 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5075 * config/cris/cris.md: Tweak comments referring to Q.
5076 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5077 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5078 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5079 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5080 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5081 Insert spaces in constraints to align alternatives vertically for
5083 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5086 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5088 PR rtl-optimization/17728
5089 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5090 operand 0 from general_operand to move_dest_operand.
5092 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5094 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5095 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5096 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5097 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5099 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5101 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5102 * configure: Regenerate.
5103 * libada-mk.in: Remove CC; rename
5104 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5106 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5109 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5110 for the lhs, also walk over the tree. Likewise for rhs.
5112 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5114 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5115 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5116 Do not propagate value of iv before increment over the increment.
5118 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5120 * c-parser.c: New file.
5121 * c-parse.in: Remove.
5122 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5124 (c-parser.o): Add dependencies.
5125 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5126 maintainer-clean, TAGS): Update.
5127 * c-config-lang.in (gtfiles): Update.
5128 * gengtype-lex.l: Don't handle "@@".
5129 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5130 objc_build_synchronized, objc_begin_try_stmt,
5131 objc_begin_catch_clause, objc_finish_catch_clause,
5132 objc_build_finally_clause, objc_finish_try_stmt): New.
5133 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5135 (c_parse_init): Update comment.
5136 * c-decl.c (c_init_decl_processing): Update comment.
5137 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5138 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5139 new c_declspecs members.
5141 2005-02-25 Julian Brown <julian@codesourcery.com>
5143 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5144 from being used for symbols with vague linkage when
5145 HAVE_GAS_COMDAT_GROUP is true.
5147 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5149 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5151 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5154 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5155 (LIBGCC2_HAS_DF_MODE): New.
5156 (LIBGCC2_HAS_XF_MODE): New.
5157 (LIBGCC2_HAS_TF_MODE): New.
5158 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5159 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5160 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5161 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5162 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5163 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5164 and add _fixtfdi, _fixunstfdi, _floatditf
5165 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5166 L_fixunstfdi, L_floatditf.
5167 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5168 (LIBGCC2_HAS_TF_MODE): Define.
5170 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5172 PR tree-optimization/20204
5173 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5174 REWRITE_THIS_STMT markers on PHI nodes.
5175 (rewrite_initialize_block): Likewise.
5177 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5179 * version.c (version_string): Update to 4.1.
5181 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5183 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5184 Clarify that the alternative way doesn't work in GNU C++.
5186 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5188 PR tree-optimization/19937
5189 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5190 to the type of the induction variable.
5192 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5194 PR rtl-optimization/20117
5195 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5196 the block including noncopyable insn.
5198 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5200 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5201 calls to find_reg_note.
5203 2005-02-24 Richard Henderson <rth@redhat.com>
5206 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5209 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5211 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5212 vector types if to use base reg for misaligned non-word ld/std.
5214 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5217 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5218 dwarf2 label manually and put it after, not before the prologue.
5220 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5223 * reload.c (operands_match_p): Only increment register number for
5224 SCALAR_INT_MODE_P modes in multiple hard registers.
5226 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5229 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5231 * ChangeLog.5: Fix log message typo(s).
5232 * ChangeLog.7: Likewise.
5233 * ChangeLog.tree-ssa: Likewise.
5234 * cfgexpand.c: Fix comment typo(s).
5235 * conflict.c: Likewise.
5236 * defaults.h: Likewise.
5237 * dwarf2out.c: Likewise.
5239 * ggc-page.c: Likewise.
5240 * tree-eh.c: Likewise.
5241 * tree-ssa-dom.c: Likewise.
5243 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5246 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5247 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5248 if SHARED is defined.
5251 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5252 allow splitting only if operands 0 and 3 don't overlap.
5254 2005-02-24 Richard Henderson <rth@redhat.com>
5257 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5258 (fold_builtin_1): Call them.
5259 * fold-const.c (fold_complex_mult_parts): Split out from ...
5260 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5261 (fold_complex_div_parts, fold_complex_div): New.
5263 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5265 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5267 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5268 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5270 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5271 (print_node): Likewise.
5272 Print TYPE_SIZES_GIMPLIFIED.
5274 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5276 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5277 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5278 operands as commutative in constraints.
5280 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5282 * tree-into-ssa.c: Re-organize internal functions.
5284 2005-02-24 Richard Henderson <rth@redhat.com>
5287 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5289 * common.opt (fcx-limited-range): New.
5290 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5291 * toplev.c (flag_complex_method): Initialize to 1.
5292 (process_options): Set flag_complex_method to 0 if
5293 flag_cx_limited_range.
5294 * doc/invoke.texi (-fcx-limited-range): New.
5296 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5298 * cse.c (delete_trivially_dead_insns): Speed up by using
5299 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5302 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5304 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5305 functions when -mid-shared-library is being used.
5307 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5309 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5310 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5311 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5312 * system.h: Poison LINK_LIBGCC_SPECIAL.
5314 2005-02-23 James E Wilson <wilson@specifixinc.com>
5316 * gengtype.c (note_insn_name): Make 1 element larger.
5318 2005-02-23 Roger Sayle <roger@eyesopen.com>
5321 PR rtl-optimization/20097
5322 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5323 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5325 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5327 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5328 * t-aix52 (SHLIB_INSTALL): Same.
5330 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5332 * genpreds.c: Update copyright.
5334 2005-02-23 Michael Beach <michaelb@ieee.org>
5337 * config/sparc/t-elf (startup files): Assemble with CPP.
5339 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5341 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5342 (write_predicate_expr): Likewise.
5344 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5346 PR tree-optimization/20100
5347 PR tree-optimization/20115
5348 * tree-optimize.c (init_tree_optimization_passes): Remove
5349 pass_maybe_create_global_var.
5350 * tree-pass.h (pass_maybe_create_global_var): Remove.
5351 * tree-ssa-alias.c (aliases_computed_p): Declare.
5352 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5353 (count_calls_and_maybe_create_global_var): Remove.
5354 (pass_maybe_create_global_var): Remove.
5355 (init_alias_info): Do not declare aliases_computed_p.
5356 (maybe_create_global_var): If the function contains no
5357 call-clobbered variables and a mix of pure/const and regular
5358 function calls, create .GLOBAL_VAR.
5359 Mark all call-clobbered variables for renaming.
5360 (merge_pointed_to_info): Update comment.
5361 (add_pointed_to_var): Likewise.
5362 (is_escape_site): Likewise.
5363 Accept struct alias_info * instead of size_t *.
5365 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5367 * tree-ssa-operands.c (get_call_expr_operands): If
5368 ALIASES_COMPUTED_P is false, do not add call-clobbering
5370 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5371 (delete_tree_ssa): Likewise.
5373 2005-02-22 James E Wilson <wilson@specifixinc.com>
5375 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5376 (do_compile): Do call it here.
5378 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5380 PR rtl-optimization/20017.
5381 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5382 rest_of_handle_cse2, rest_of_handle_gcse): Call
5383 delete_dead_jumptables immediately before calling cleanup_cfg.
5385 2005-02-22 Devang Patel <dpatel@apple.com>
5388 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5391 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5393 * config/rs6000/aix.h (WINT_TYPE): Define.
5395 2005-02-22 Stan Shebs <shebs@apple.com>
5397 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5398 natural alignment for 64-bit Darwin.
5399 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5401 * doc/invoke.texi: Document this.
5403 2005-02-22 DJ Delorie <dj@redhat.com>
5405 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5406 to make_[un]signed_type, not the mode itself.
5408 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5410 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5411 not available. Use tail calls wherever possible.
5412 (make_edge): Call unchecked_make_edge to create an edge.
5414 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5415 (coalesce_ssa_name): Don't check for
5416 SSANORM_USE_COALESCE_LIST.
5417 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5419 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5421 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5422 (rewrite_into_ssa): ... here.
5424 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5426 PR tree-optimization/19786
5427 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5428 tag to another's may-alias bitmap when adding to the other's list.
5430 2005-02-21 DJ Delorie <dj@redhat.com>
5432 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5433 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5434 registers in unsupported ways.
5435 * expmed.c (init_expmed): Likewise.
5437 2005-02-21 Stan Cox <scox@redhat.com>
5439 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5441 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5443 * tree-cfg.c (fold_cond_expr_cond): New.
5444 (make_edges): Call fold_cond_expr_cond.
5445 (find_taken_edge): Accept nothing but INTEGER_CST.
5446 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5448 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5450 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5451 that do not belong to any basic block.
5453 2005-02-21 Jeff Law <law@redhat.com>
5455 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5458 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5460 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5461 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5462 Adjust their definitions.
5463 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5464 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5466 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5467 genautomata.c, langhooks.c, langhooks.h, system.h,
5468 config/arm/lib1funcs.asm: Update copyright.
5470 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5472 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5474 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5477 * doc/install.texi: Document --with-gc.
5479 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5481 * simplify-rtx.c (simplify_unary_operation): Add a missing
5484 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5486 PR tree-optimization/18663
5487 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5488 if the type has variable bounds.
5490 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5492 * gcse.c: Remove an obsolete comment.
5494 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5496 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5498 * doc/extend.texi (Function Attributes) <Attribute const>: The
5499 attribute "pure" is below this text, not above.
5501 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5503 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5504 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5505 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5507 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5510 * langhooks.h (struct lang_hooks): Add to_target_charset.
5511 * langhooks.c (lhd_to_target_charset): New function.
5512 * langhooks-def.h: Declare lhd_to_target_charset.
5513 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5514 (LANG_HOOKS_INITIALIZER): Update.
5515 * c-common.c (c_common_to_target_charset): New function.
5516 * c-common.h: Declare it.
5517 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5518 c_common_to_target_charset.
5520 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5521 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5523 * system.h: Poison them.
5524 * doc/tm.texi: Don't discuss them.
5525 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5526 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5527 (pp_c_char): Do not attempt to generate letter escapes for
5529 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5530 * config/mips/mips.c (mips_output_ascii): Likewise.
5532 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5534 PR tree-optimization/19951
5535 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5538 2005-02-19 Steven Bosscher <stevenb@suse.de>
5541 * function.h (struct function): New field `max_loop_depth'.
5542 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5543 (flow_loops_find): Reset the max loop depth count before finding loops.
5544 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5545 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5546 (calculate_global_regs_live): Make sure the loop will terminate
5547 when the initial sets are not empty.
5549 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5551 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5553 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5555 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5558 * doc/invoke.texi: Remove documentation of %M spec.
5560 (init_spec): Remove %M suffix from -lgcc_s.
5561 (do_spec_1): Remove 'M' case.
5562 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5563 to put shared libraries in the multilib directory. Remove the
5564 shlib_so_soname substitution variable. Don't add a multilib encoding
5565 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5566 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5567 SHLIB_INSTALL as well as SHLIB_LINK.
5568 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5569 (SHLIB_NAME): Delete.
5570 (SHLIB_DIR): New macro.
5571 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5572 (SHLIB_INSTALL): Adjust accordingly.
5573 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5574 * config/t-slibgcc-sld: Likewise.
5575 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5576 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5577 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5579 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5580 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5581 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5582 Use @shlib_base_name@ instead of @shlib_so_name@.
5583 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5584 and @shlib_base_name@.so in @multilib_dir@.
5585 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5586 to the install path.
5587 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5588 (SHLIB_LINK): Remove previous workaround.
5589 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5590 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5591 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5593 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5594 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5595 (SHLIB_INSTALL): Adjust accordingly.
5596 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5597 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5598 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5599 config/t-slibgcc-elf-ver.
5601 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5602 Jakub Jelinek <jakub@redhat.com>
5604 PR tree-optimization/19828
5605 * tree-ssa-loop-im.c: Add a TODO comment.
5606 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5607 without side-effects.
5609 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5611 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5614 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5616 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5617 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5618 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5620 (ia64_reorg): Delete fixup_errata call.
5621 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5622 (TARGET_SWITCHES): Delete -mb-step entry.
5624 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5627 * c-typeck.c (composite_type): Handle quals in transparent unions.
5628 (type_lists_compatible_p): Likewise.
5630 2005-02-18 Stan Shebs <shebs@apple.com>
5632 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5633 expressions in the .literal8 section.
5635 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5637 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5639 2005-02-18 Roger Sayle <roger@eyesopen.com>
5641 * fold-const.c (constant_boolean_node): Always create values of the
5642 specified type, don't bother calling truthvalue_conversion.
5644 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5646 * except.c (output_function_exception_table): Call
5647 assemble_external_libcall (eh_personality_libfunc).
5649 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5652 * config/ia64/ia64.h (struct machine_function): Add state_num.
5653 * config/ia64/ia64.c (process_epilogue,
5654 process_for_unwind_directive): Use new unwind state numbers each
5655 time rather than state 1.
5657 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5660 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5661 before the "*llgt_didi" pattern.
5663 2005-02-18 Jason Merrill <jason@redhat.com>
5665 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5667 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5669 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5670 (div0): Use it in place of ARM_FUNC_ALIAS.
5671 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5673 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5676 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5677 access, the lower bound of the array type if it exists.
5679 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5682 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5683 cases that are out-of-range for the index type.
5685 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5687 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5688 (estimate_case_costs): Don't call convert.
5689 * expmed.c (expand_shift): Likewise.
5690 (make_tree): Call fold_convert instead of convert.
5692 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5695 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5696 that ref to be marked MEM_READONLY_P doesn't have base that needs
5699 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5701 * genautomata.c (output_get_cpu_unit_code_func,
5702 output_cpu_unit_reservation_p): Don't generate old-style function
5705 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5708 PR tree-optimization/20009
5709 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5711 PR tree-optimization/18947
5712 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5713 inline, remove all nodes that are inlined into the extern inline
5716 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5718 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5719 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5720 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5721 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5724 2005-02-17 Roger Sayle <roger@eyesopen.com>
5726 PR tree-optimization/19917
5727 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5728 to be potentially trapping.
5730 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5732 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5734 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5736 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5737 tem becomes a local variable which is set to the value of the
5738 back end defined INITIAL_FRAME_ADDRESS macro.
5739 (expand_builtin_frame_address): Omit the base parameter to
5740 expand_builtin_return_addr.
5741 (expand_builtin_profile_func): Likewise.
5742 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5743 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5744 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5746 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5748 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5749 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5750 * config/frv/frv.c (frv_function_epilogue): Likewise.
5752 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5754 * lambda-code (perfect_nestify): Remove mark/unmark
5756 * tree-loop-linear.c (linear_transform_loops): Add
5757 rewrite_into_ssa call so that ssa is correct for
5758 rewriting into loop closed.
5760 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5762 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5763 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5765 * bt-load.c (btr_def_live_range, combine_btr_defs,
5766 migrate_btr_def, migrate_btr_defs): Likewise.
5767 * cfgcleanup.c (thread_jump): Likewise.
5768 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5769 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5770 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5771 df_rd_local_compute, df_reg_info_compute): Likewise.
5772 * dominance.c (init_dom_info, free_dom_info): Likewise.
5773 * flow.c (init_propagate_block_info,
5774 free_propagate_block_info): Likewise.
5775 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5776 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5777 modify_reg_pav): Likewise.
5778 * loop-invariant.c (find_defs, find_invariant_insn,
5779 find_invariants, free_inv_motion_data): Likewise.
5780 * predict.c (tree_predict_by_opcode,
5781 estimate_bb_frequencies): Likewise.
5782 * stmt.c (expand_case): Likewise.
5783 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5784 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5785 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5786 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5787 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5788 rewrite_ssa_into_ssa): Likewise.
5789 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5790 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5791 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5792 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5793 * tree-sra.c (tree_sra): Likewise.
5794 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5795 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5796 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5797 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5798 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5799 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5801 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5802 calculate_live_on_entry, calculate_live_on_exit,
5803 build_tree_conflict_graph): Likewise.
5804 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5805 record_important_candidates, set_use_iv_cost, find_depends,
5806 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5807 tree_ssa_iv_optimize_finalize): Likewise.
5808 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5809 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5810 tree_duplicate_loop_to_header_edge): Likewise.
5811 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5812 * tree-ssa.c (verify_flow_insensitive_alias_info,
5813 verify_name_tags, verify_ssa, init_tree_ssa,
5814 delete_tree_ssa): Likewise.
5815 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5816 fini_ssanames): Likewise.
5817 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5819 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5821 * config/rs6000/t-rtems: Completely reworked.
5823 2005-02-17 Ira Rosen <irar@il.ibm.com>
5825 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5827 2005-02-17 Ira Rosen <irar@il.ibm.com>
5829 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5830 POINTER_TYPE_P when checking that type is a pointer.
5831 (vect_get_memtag): Remove.
5832 (vect_address_analysis): Use POINTER_TYPE_P. Call
5833 vect_object_analysis with dummy parameter for memtag.
5834 (vect_object_analysis): Extract memtag (functionality that
5835 used to be in vect_get_memtag and moved here). Fix printings.
5836 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5837 with correct parameters. Remove call to vect_get_memtag.
5839 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5841 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5842 (tree-vectorizer.o): Added missing dependencies.
5844 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5846 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5847 declaration in tree-vectorizer.c, now has an extern declaration in
5849 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5850 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5851 get_vectype_for_scalar_type, vect_is_simple_use,
5852 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5853 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5854 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5855 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5856 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5857 find_loop_location): Likewise.
5859 * tree-vectorizer.c (langhooks.h): #include removed.
5860 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5861 moved to tree-vectorized.h.
5862 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5863 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5864 get_vectype_for_scalar_type, vect_is_simple_use,
5865 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5866 vect_supportable_dr_alignment, new_loop_vec_info,
5867 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5868 vect_set_verbosity_level, find_loop_location): Likewise.
5870 (vect_analyze_loop): Function externalized. Declaration moved to
5871 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5872 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5873 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5874 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5875 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5876 vect_enhance_data_refs_alignment, vect_analyze_operations,
5877 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5878 vect_stmt_relevant_p, vect_get_loop_niters,
5879 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5880 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5881 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5882 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5883 vect_get_memtag): Likewise.
5885 (vectorizable_load): Function externalized. Declaration moved to
5886 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5887 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5888 vect_transform_loop): Likewise.
5889 (vect_transform_stmt): Moved to tree-vect-transform.c.
5890 (vect_align_data_ref, vect_create_destination_var,
5891 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5892 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5893 vect_get_vec_def_for_operand, vect_init_vector,
5894 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5895 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5896 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5897 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5898 vect_do_peeling_for_loop_bound): Likewise.
5900 * tree-vect-analyze.c: New file.
5901 * tree-vect-transform.c: New file.
5903 2005-02-17 Jason Merrill <jason@redhat.com>
5905 PR mudflap/19319, c++/19317
5906 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5909 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5911 * doc/install.texi (Specific): Update link for Darwin-specific
5914 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5916 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5917 constant_boolean_node.
5919 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5922 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5923 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5925 2005-02-16 Richard Henderson <rth@redhat.com>
5928 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5930 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5931 replace uses with Wtype_MAXp1_F.
5932 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5933 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5934 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5935 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5936 and HAVE_TFMODE as appropriate.
5937 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5938 (__floatdisf): Likewise.
5939 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5940 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5941 (Wtype_MAXp1_F): New.
5942 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5943 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5945 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5948 * arm.c (arm_apply_result_size): New function.
5949 * arm.h (APPLY_RESULT_SIZE): Define.
5950 * arm-protos.h (arm_apply_result_size): Add prototype.
5951 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5952 (movxf): New expand.
5953 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5954 (call_value_symbol): Remove predicate for operand 0.
5955 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5956 (untyped_call): Rework to correclty return values for any type.
5957 (untyped_return): New expand.
5958 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5960 2005-02-16 Stan Shebs <shebs@apple.com>
5962 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5963 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5965 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5967 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5968 configure settings on Solaris 7 and later.
5970 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5972 PR tree-optimization/19865
5973 * tree-optimize.c (init_tree_optimization_passes): Run
5974 pass_may_alias after pass_sra.
5976 2005-02-16 Richard Henderson <rth@redhat.com>
5977 Stuart Hastings <stuart@apple.com>
5980 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5981 Do nothing if debug info suppressed for this function.
5982 (dbxout_begin_function): Early exit if debug info suppressed for
5985 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5988 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5990 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5992 PR tree-optimization/19967
5993 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5994 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5995 argument TYPE. Adjust calls to fold_builtin_XXX.
5996 (expand_builtin, fold_builtin_1): Adjust calls to
5998 (fold_builtin_strchr, fold_builtin_strpbrk,
5999 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
6000 result to a requested type TYPE.
6002 2005-02-16 Jakub Jelinek <jakub@redhat.com>
6005 * fold-const.c (fold): Don't optimize (T)(x & cst) to
6006 (T)x & (T)cst if (T)cst overflows.
6007 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
6008 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
6010 2005-02-15 Jeff Law <law@redhat.com>
6012 * gcse.c (blocks_with_calls): New bitmap.
6013 (alloc_gcse_mem): Allocate it.
6014 (free_gcse_mem): Free it.
6015 (clear_modifY_mem_tables): Clear it.
6016 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
6017 when we encounter CALL_INSNs.
6018 (compute_transp, case MEM): Handle blocks with calls separate
6019 from blocks without calls. Use bitmap iterators rather than
6022 2005-02-15 Peter O'Gorman <peter@pogma.com>
6025 * mklibgcc.in (vis_hide): Use a temporary object file, not
6028 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6031 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6032 access optimization.
6034 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6035 Alan Modra <amodra@bigpond.net.au>
6038 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6039 (_xlqsub): Rename to __gcc_qsub.
6040 (_xlqmul): Rename to __gcc_qmul.
6041 (_xlqdiv): Rename to __gcc_qdiv.
6042 Provide versioned symbol aliases with old names.
6043 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6044 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6045 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6046 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6047 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6049 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6051 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6052 Fold ~(A - 1) and ~(A + -1) to -A.
6054 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6058 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6059 config/pa/pa-host.c:pa_gt_pch_use_address.
6061 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6063 * tree-vn.c (get_value_handle): Make sure that given an
6064 is_gimple_min_invariant expression, we always return it.
6066 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6068 * passes.c (rest_of_handle_gcse): Fix a comment.
6070 2005-02-15 Jeff Law <law@redhat.com>
6072 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6074 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6075 (canon_list_insert, record_last_mem_set_info): Similarly.
6076 (clear_modify_mem_tables): Similarly.
6078 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6080 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6081 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6082 config/mips/mips.md, config/rs6000/aix.h,
6083 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6085 2005-02-15 Richard Henderson <rth@redhat.com>
6087 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6088 call to be best_edge.
6090 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6092 * basic-block.h: Adjust the prototype for find_basic_blocks.
6093 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6094 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6097 * flow.c (recompute_reg_usage): Remove all arguments.
6098 * passes.c (rest_of_compilation): Adjust the call to
6099 recompute_reg_usage.
6100 * rtl.h: Adjust the prototype for recompute_reg_usage.
6102 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6104 * tree-dump.c (dump_files): Update to reflect new member
6106 (dump_register): Add new argument.
6108 (dump_switch_p_1): Check against glob name if doglob was passed.
6109 (dump_switch_p): Check against regular first, then glob if
6110 we didn't have any hits on the dump name.
6111 * tree-optimize.c (register_one_dump_file):
6112 Pass in glob name as well.
6113 * tree-pass.h (struct dump_file_info): Add glob
6116 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6118 PR preprocessor/16323
6119 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6121 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6124 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6125 (trunctfdf2_internal1): New.
6126 (trunctfdf2_internal2): Renamed from trunctfdf2.
6128 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6130 PR tree-optimization/19853
6131 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6133 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6135 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6136 delete_dead_jumptables and cleanup_cfg.
6138 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6140 * reload.c (find_reloads): Swap address_reloaded flags when
6141 swapping commutative operands.
6143 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6145 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6146 Use standard_iv_increment_position for computing the bsi position
6148 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6151 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6154 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6155 life range of hard registers.
6156 * value-prof.c (insn_prefetch_values_to_profile): Only
6159 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6160 profile in libcalls.
6162 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6164 * bitmap.h (bitmap_and_compl_into): Return bool.
6165 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6167 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6169 PR tree-optimization/19944
6170 * fold-const.c (fold): Re-add ABS_EXPR folding.
6172 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6175 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6176 {TARGET,MASK}_XL_COMPAT.
6177 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6179 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6180 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6182 (rs6000_arg_partial_bytes): Same.
6183 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6184 and XL compatibility enabled.
6185 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6186 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6187 test to final condition.
6188 (cmptf_internal2): New.
6189 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6190 xl-compat. Add TFmode information to description.
6192 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6194 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6196 2005-02-13 Jason Merrill <jason@redhat.com>
6199 * fold-const.c (fold_indirect_ref_1): Split out from...
6200 (build_fold_indirect_ref): Here.
6201 (fold_indirect_ref): New fn.
6202 * tree.h: Declare it.
6203 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6204 (gimplify_modify_expr_rhs): Likewise.
6205 (gimplify_expr): Likewise.
6207 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6209 PR tree-optimization/14303
6210 PR tree-optimization/15784
6211 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6212 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6213 ABS_EXPR<x> != 0 to x != 0.
6215 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6217 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6218 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6219 spelling conventions.
6221 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6222 delete_trivially_dead_insns too many times.
6224 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6227 2005-02-12 Ira Rosen <irar@il.ibm.com>
6229 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6230 (vect_is_simple_iv_evolution): Remove redundant parameter
6232 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6233 without last parameter.
6234 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6235 Return pointer step. Call vect_is_simple_iv_evolution without
6236 last parameter. Check only that the step is multiple of size
6237 type. Remove stmt_vinfo updates.
6238 (vect_get_memtag_and_dr): Remove.
6239 (vect_get_memtag): New function.
6240 (vect_address_analysis): New function.
6241 (vect_object_analysis): New function.
6242 (vect_analyze_data_refs): Call vect_object_analysis and
6243 vect_get_memtag. Update stmt_vinfo fields.
6245 2005-02-12 Ira Rosen <irar@il.ibm.com>
6247 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6248 exist and are objects. Remove checks for pointer.
6249 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6250 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6251 (vect_create_data_ref_ptr): Likewise.
6252 (vect_base_addr_differ_p): New function.
6253 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6254 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6255 Don't set the DR_BASE_NAME field of data-ref.
6256 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6258 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6260 * optabs.h (enum optab_index): Add new OTI_ldexp.
6261 (ldexp_optab): Define corresponding macro.
6262 * optabs.c (init_optabs): Initialize ldexp_optab.
6263 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6265 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6267 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6268 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6270 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6271 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6274 2005-02-12 Ira Rosen <irar@il.ibm.com>
6276 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6278 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6280 (vect_get_base_and_offset): Always return an address.
6281 (vect_create_addr_base_for_vector_ref): Remove treatment for
6282 different data reference types.
6283 (vect_compute_data_ref_alignment): Rename base to base_address in
6284 stmt_vec_info. Get the object in order to force its alignment.
6285 (vect_get_memtag_and_dr): Rename base to base_address in
6286 stmt_vec_info. Extract the object for memtag analysis.
6288 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6290 PR regression/19898.
6291 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6292 changes cc_status, use apply modified_in_p to part of cc_status
6293 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6296 2005-02-11 Richard Henderson <rth@redhat.com>
6298 * tree-complex.c (expand_complex_libcall): New.
6299 (expand_complex_multiplication): Use it for c99 compliance.
6300 (expand_complex_division): Likewise.
6301 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6303 * builtins.c (built_in_names): Remove const.
6304 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6306 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6307 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6308 (built_in_names): Remove const.
6309 * c-common.c (c_common_type_for_mode): Handle complex modes.
6310 * flags.h, toplev.c (flag_complex_method): Rename from
6311 flag_complex_divide_method.
6312 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6313 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6314 * libgcc2.h: Declare them.
6315 * libgcc-std.ver: Export them.
6316 * mklibgcc.in (lib2funcs): Build them.
6318 2005-02-11 Steven Bosscher <stevenb@suse.de>
6320 PR tree-optimization/19876
6321 Partially revert my change from 2005-01-14
6322 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6323 (compute_antic): ...and remove the loop here.
6325 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6328 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6329 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6331 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6332 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6334 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6336 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6337 offsets for the big-endian 32-bit case.
6339 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6341 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6343 2005-02-11 Dale Johannesen <dalej@apple.com>
6345 * cselib.c (cselib_process_insn): Clear out regs where
6346 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6347 * reload.c (find_equiv_reg): Ditto.
6349 2005-02-11 Ian Lance Taylor <ian@airs.com>
6351 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6354 * tree.c (build_function_type_list): Work correctly if there are
6357 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6359 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6360 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6361 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6362 TARGET_ZARCH instead of TARGET_64BIT.
6364 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6366 * config/rs6000/t-rtems:
6367 (MULTILIB_OPTIONS): Remove mcpu=602.
6368 (MUTLILIB_DIRNAMES): Remove m602.
6369 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6370 Let mcpu=602 match mcpu=603.
6371 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6373 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6375 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6378 2005-02-10 David Daney <ddaney@avtrex.com>
6380 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6381 * config/i386/linux-unwind.h: Likewise.
6382 * config/ia64/linux-unwind.h: Likewise.
6383 * config/mips/linux-unwind.h: Likewise.
6384 * config/pa/linux-unwind.h: Likewise.
6385 * config/rs6000/linux-unwind.h: Likewise.
6386 * config/s390/linux-unwind.h: Likewise.
6387 * config/sh/linux-unwind.h: Likewise.
6388 * config/sparc/linux-unwind.h: Likewise.
6390 2005-02-10 Steven Bosscher <stevenb@suse.de>
6392 PR tree-optimization/17549
6393 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6394 TER to replace a DEF with its expression if the DEF and the
6395 rhs of the expression we replace into have the same root
6398 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6400 * config/mips/mips.md: Fix the placement of the match_scratch in the
6403 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6405 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6408 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6410 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6411 (strip_offset): Handle addresses.
6412 (add_address_candidates): Use strip_offset.
6413 (difference_cost): Reflect strip_offset change.
6414 (force_var_cost, difference_cost): Strip nops.
6416 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6418 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6420 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6421 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6422 config/cris/cris-protos.h, config/cris/cris.c: Update
6425 2005-02-10 Jeff Law <law@redhat.com>
6427 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6428 (lookup_avail_expr): Similarly.
6430 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6432 * builtins.c (fold_builtin_powi): New function.
6433 (fold_builtin_1): Call it.
6435 2005-02-10 Steven Bosscher <stevenb@suse.de>
6437 PR documentation/19309
6438 * doc/cpp.texi: The __GNUC__ and related predefined macros
6439 are also defined for the "standalone" cpp.
6440 Some non-GCC compilers may also define __GNUC__.
6442 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6445 * c-typeck.c (common_type): New routine. Old common_type renamed
6447 (c_common_type): ...this.
6448 (build_conditional_expr, build_binary_op): Use c_common_type instead
6451 2005-02-10 Steven Bosscher <stevenb@suse.de>
6453 * doc/md.texi: Replace @samp{length} with @code{length}.
6455 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6457 PR tree-optimization/18687
6458 * tree-flow.h (find_loop_niter): Declare.
6459 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6460 Try using scev even for loops with more than one exit.
6461 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6462 (struct ivopts_data): Added niters field.
6463 (struct nfe_cache_elt): New.
6464 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6466 (tree_ssa_iv_optimize_init): Initialize niters cache.
6467 (determine_number_of_iterations): Removed.
6468 (find_induction_variables): Do not call determine_number_of_iterations.
6469 Access niters for single exit through niter_for_single_dom_exit.
6470 (add_iv_outer_candidates): Access niters for single exit through
6471 niter_for_single_dom_exit.
6472 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6473 number_of_iterations_cond.
6474 (iv_period): New function.
6475 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6476 (may_replace_final_value): Take data argument. Use
6477 niter_for_single_dom_exit.
6478 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6479 (rewrite_use_compare): Pass data to may_eliminate_iv.
6480 (rewrite_use_outer): Pass data to may_replace_final_value.
6481 (free_loop_data): Clean up the niters cache.
6482 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6483 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6484 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6485 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6486 (num_ending_zeros): Moved to tree.c.
6487 * tree.h (num_ending_zeros): Declare.
6488 * tree.c (num_ending_zeros): Moved from tree.c.
6490 2005-02-09 Richard Henderson <rth@redhat.com>
6492 * builtins.c (DEF_BUILTIN): Add COND argument.
6493 * tree.h (DEF_BUILTIN): Likewise.
6494 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6495 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6497 (DEF_BUILTIN_STUB): New.
6498 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6499 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6500 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6501 * c-common.c (DEF_BUILTIN): Add COND argument.
6502 * tree.c (local_define_builtin): New.
6503 (build_common_builtin_nodes): New.
6505 2005-02-09 Roger Sayle <roger@eyesopen.com>
6507 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6508 floating point expression ignoring the sign of the result.
6509 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6510 (fold) <MULT_EXPR>: Use it to simplify x*x.
6511 * tree.h (fold_strip_sign_ops): Prototype here.
6512 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6513 argument. Use fold_strip_sign_ops to simplify the first argument.
6514 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6515 first argument when the second argument is an even integer
6516 constant, but only with -funsafe_math_optimizations.
6517 (fold_builtin_1): Update call to fold_builtin_copysign.
6519 2005-02-09 Ian Lance Taylor <ian@airs.com>
6522 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6523 just check whether EH_FILTER_FAILURE falls through.
6525 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6527 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6528 insns return to ready list in the next turn.
6530 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6533 * builtins.def: New __builtin_powi[lf].
6534 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6535 (expand_builtin_powi): New function.
6536 (expand_builtin): Dispatch to expand_builtin_powi.
6537 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6538 * libgcc2.c: Add __builtin_powi[lf] implementation.
6539 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6540 * optabs.h: Add powi_optab.
6541 * optabs.c (init_optabs): Initialize powi_optab.
6542 * doc/extend.texi: Document __builtin_powi[lf].
6544 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6546 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6549 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6552 * fold-const.c (try_move_mult_to_index): Remove redundant
6553 type argument. Create ADDR_EXPR with correct type.
6554 (fold): Update callers of try_move_mult_to_index. Convert
6555 result to the appropriate type.
6557 2005-02-09 Roger Sayle <roger@eyesopen.com>
6560 * config/avr/avr.c (default_rtx_costs): Delete.
6561 (avr_operand_rtx_cost): New function.
6562 (avr_rtx_costs): Completely rewrite.
6564 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6567 * config/cris/cris.c (in_code): New variable.
6568 (cris_output_addr_const): Now a static function, a wrapper for
6570 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6571 case from old cris_output_addr_const.
6572 (cris_asm_output_label_ref): Similar for LABEL_REF.
6573 (cris_output_addr_const_extra): Similar for UNSPEC.
6574 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6575 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6576 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6578 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6579 (cris_asm_output_label_ref): Declare.
6581 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6583 PR preprocessor/19801
6584 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6585 filenames that changed when libcpp was moved to the toplevel.
6587 2005-02-07 Roger Sayle <roger@eyesopen.com>
6589 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6590 zero extensions of BImode operands. Call lowpart_subreg instead
6591 of gen_lowpart_common and gen_lowpart_SUBREG.
6593 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6596 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6597 * configure.ac: Set cc_for_cross_gnattools.
6598 * configure: Regenerate.
6600 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6603 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6605 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6608 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6609 of nested functions.
6611 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6613 * doc/extend.texi: Document deprecated extensions allowing
6614 static floating-point members to have initializers and allowing
6615 floating-point literals in integral constant expressions.
6617 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6619 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6620 config/darwin7.h, config/mips/mips.c,
6621 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6624 * cse.c: Update comments.
6626 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6629 * builtins.c (fold_builtin_sqrt): Transform
6630 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6633 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6634 Dorit Naishlos <dorit@il.ibm.com>
6636 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6637 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6638 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6640 * tree.h (vect_set_verbosity_level): New extern function declaration
6642 * tree-vectorizer.h (verbosity_levels): New enum type.
6643 * tree-vectorizer.c (vect_debug_stats): Function removed.
6644 (vect_debug_details): Likewise.
6645 (vect_verbosity_level): Global variable was defined and initialized.
6646 (vect_dump): Global variable definition.
6647 (vect_print_dump_info): New function.
6648 (vect_set_dump_settings): New function.
6649 (vect_set_verbosity_level): New function.
6650 (vectorize_loops): Add call to vect_set_dump_settings.
6652 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6653 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6654 (slpeel_tree_peel_loop_to_edge): Likewise.
6656 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6657 appropriate verbosity level instead of call to vect_debug_details
6658 or vect_debug_stats.
6659 (vect_get_base_and_offset):
6660 (vect_create_addr_base_for_vector_ref):
6661 (get_vectype_for_scalar_type):
6662 (vect_create_data_ref_ptr):
6664 (vect_get_vec_def_for_operand):
6665 (vect_finish_stmt_generation):
6666 (vectorizable_assignment):
6667 (vectorizable_operation):
6668 (vectorizable_store):
6669 (vectorizable_load):
6670 (vect_transform_stmt):
6671 (vect_update_ivs_after_vectorizer):
6672 (vect_do_peeling_for_loop_bound):
6673 (vect_update_inits_of_drs):
6674 (vect_do_peeling_for_alignment):
6675 (vect_transform_loop):
6676 (vect_is_simple_use):
6677 (vect_analyze_operations):
6678 (vect_is_simple_iv_evolution):
6679 (vect_analyze_scalar_cycles):
6680 (vect_analyze_data_ref_dependence):
6681 (vect_analyze_data_ref_dependences):
6682 (vect_compute_data_ref_alignment):
6683 (vect_enhance_data_refs_alignment):
6684 (vect_analyze_data_refs_alignment):
6685 (vect_analyze_data_ref_access):
6686 (vect_analyze_data_ref_accesses):
6687 (vect_analyze_pointer_ref_access):
6688 (vect_get_memtag_and_dr):
6689 (vect_analyze_data_refs):
6690 (vect_mark_relevant):
6691 (vect_stmt_relevant_p):
6692 (vect_mark_stmts_to_be_vectorized):
6693 (vect_can_advance_ivs_p):
6694 (vect_get_loop_niters):
6695 (vect_analyze_loop_form):
6696 (vect_analyze_loop):
6697 (vectorize_loops): Likewise.
6699 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6700 (vect_update_inits_of_drs):
6701 (vect_do_peeling_for_alignment):
6702 (vect_transform_loop):
6703 (vect_analyze_operations):
6704 (vect_analyze_scalar_cycles):
6705 (vect_analyze_data_ref_dependences):
6706 (vect_analyze_data_refs_alignment):
6707 (vect_analyze_data_ref_accesses):
6708 (vect_analyze_data_refs):
6709 (vect_mark_stmts_to_be_vectorized):
6710 (vect_get_loop_niters):
6711 (vect_analyze_loop_form):
6712 (vect_analyze_loop): Likewise.
6713 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6715 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6719 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6720 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6721 either -ffast-math or -funsafe-math-optimizations is in use.
6723 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6724 * config/mips/irix-csr.c: New file.
6725 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6726 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6727 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6730 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6732 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6733 redundant, incorrect definitions.
6735 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6737 ("*tls_indirect_call"): New, reference hard regs directly.
6738 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6740 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6742 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6743 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6745 2005-02-06 Roger Sayle <roger@eyesopen.com>
6747 PR rtl-optimization/19800
6748 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6749 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6752 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6754 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6756 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6759 * doc/invoke.texi: Correct documentation of -freorder-functions.
6761 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6764 * doc/invoke.texi: Don't mention gccbug.
6766 2005-02-06 Roger Sayle <roger@eyesopen.com>
6767 Andrew Pinski <pinskia@physics.uc.edu>
6768 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6770 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6771 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6772 into just (zero_extract:SI FOO (const_int 1) BAR).
6774 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6776 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6777 macro locally. Don't give last revision date. Use GCC version
6778 number from gcc-common.texi.
6779 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6780 revision date. Use GCC version number from gcc-common.texi.
6781 Describe being a library as current state rather than as 3.x
6783 * doc/gcc.texi: Remove last update date.
6784 * doc/gccint.texi: Likewise. Update copyright dates.
6785 * doc/install.texi: Update copyright dates.
6787 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6790 * doc/invoke.texi: Mention for each option included in -Wall that
6791 it is included in -Wall.
6792 * doc/gcc.texi: Update copyright and last modification date.
6794 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6796 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6797 unnecessary cast to original induction variable increments.
6799 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6801 PR tree-optimization/18219
6802 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6803 in distributed form.
6805 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6807 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6808 Set bitpos and offset later in the function. Do nothing if the
6809 target is a register and if the bitfield lies completely outside
6811 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6812 here. Return an uninitialised register if the source value is stored
6813 in a register and the bitfield lies completely outside that register.
6815 2005-02-06 Steven Bosscher <stevenb@suse.de>
6817 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6820 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6822 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6824 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6826 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6827 * config/darwin8.h: New.
6828 * config/darwin7.h: Update comment.
6830 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6831 Dorit Naishlos <dorit@il.ibm.com>
6833 * tree-vectorizer.h (LOC): New type.
6834 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6835 (loop_line_number): New field in struct _loop_vec_info.
6836 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6838 * tree-vectorizer.c (input.h): Included.
6839 (find_loop_location): New function.
6840 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6841 loop line number removed.
6842 (vect_debug_details): Likewise.
6843 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6845 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6846 call to vect_debug_details/stats changed from loop to loop_loc.
6847 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6848 (slpeel_tree_peel_loop_to_edge): Likewise.
6850 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6851 changed from NULL to UNKNOWN_LOC.
6852 (vect_get_base_and_offset):
6853 (vect_create_addr_base_for_vector_ref):
6854 (get_vectype_for_scalar_type):
6855 (vect_create_data_ref_ptr):
6857 (vect_get_vec_def_for_operand):
6858 (vect_finish_stmt_generation):
6859 (vectorizable_assignment):
6860 (vectorizable_operation):
6861 (vectorizable_store):
6862 (vectorizable_load):
6863 (vect_transform_stmt):
6864 (vect_update_ivs_after_vectorizer):
6865 (vect_do_peeling_for_loop_bound):
6866 (vect_do_peeling_for_alignment):
6867 (vect_transform_loop):
6868 (vect_is_simple_use):
6869 (vect_analyze_operations):
6870 (vect_is_simple_iv_evolution):
6871 (vect_analyze_scalar_cycles):
6872 (vect_analyze_data_ref_dependences):
6873 (vect_compute_data_ref_alignment):
6874 (vect_enhance_data_refs_alignment):
6875 (vect_analyze_data_ref_access):
6876 (vect_analyze_data_ref_accesses):
6877 (vect_analyze_pointer_ref_access):
6878 (vect_get_memtag_and_dr):
6879 (vect_analyze_data_refs):
6880 (vect_mark_relevant):
6881 (vect_stmt_relevant_p):
6882 (vect_mark_stmts_to_be_vectorized):
6883 (vect_can_advance_ivs_p):
6884 (vect_get_loop_niters):
6885 (vect_analyze_loop):
6886 (vectorize_loops): Likewise.
6888 (vectorizable_load): Argument in call to vect_debug_details/stats
6889 changed from loop to LOOP_LOC (loop_vinfo).
6890 (vect_transform_loop):
6891 (vect_analyze_operations):
6892 (vect_analyze_scalar_cycles):
6893 (vect_analyze_data_ref_dependence):
6894 (vect_enhance_data_refs_alignment):
6895 (vect_analyze_data_ref_accesses):
6896 (vect_analyze_pointer_ref_access):
6897 (vect_analyze_data_refs):
6898 (vect_analyze_loop): Likewise.
6900 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6901 changed from loop to loop_loc.
6903 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6905 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6906 Dorit Naishlos <dorit@il.ibm.com>
6908 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6910 (vect_analyze_data_ref_dependences): Likewise.
6912 (vect_is_simple_use): Argument changed from loop structure to
6913 loop_vect_info structure.
6914 (vect_can_advance_ivs_p): Likewise.
6915 (vect_create_index_for_vector_ref): Likewise.
6916 (vect_update_ivs_after_vectorizer): Likewise.
6917 (new_stmt_vec_info): Likewise.
6919 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6920 changed from loop to loop_vinfo.
6921 (vect_create_data_ref_ptr): First argument in call to
6922 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6923 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6924 was changed from loop to loop_vinfo.
6925 (vectorizable_operation): Likewise.
6926 (vectorizable_store): Likewise.
6927 (vect_mark_stmts_to_be_vectorized): Likewise.
6928 (vect_do_peeling_for_loop_bound): First argument in call to
6929 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6930 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6931 was changed from loop to loop_vinfo.
6932 (vect_analyze_data_ref_dependences): Third argument in call to
6933 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6935 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6936 (vect_create_data_ref_ptr): Likewise.
6937 (vect_init_vector): Likewise.
6938 (vect_get_vec_def_for_operand): Likewise.
6939 (vectorizable_assignment): Likewise.
6940 (vectorizable_operation): Likewise.
6941 (vectorizable_store): Likewise.
6942 (vectorizable_load): Likewise.
6943 (vect_update_ivs_after_vectorizer): Likewise.
6944 (vect_is_simple_use): Likewise.
6945 (vect_analyze_data_ref_dependence): Likewise.
6946 (vect_analyze_pointer_ref_access): Likewise.
6947 (vect_can_advance_ivs_p): Likewise.
6949 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6950 before _stmt_vec_info.
6951 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6952 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6953 (new_stmt_vec_info): Argument changed from loop structure to
6954 loop_vect_info structure
6956 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6957 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6958 (vect_create_addr_base_for_vector_ref): Likewise.
6959 (vect_analyze_pointer_ref_access): Likewise.
6961 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6964 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6965 phi flag if the phi is abnormal.
6967 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6970 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6971 information for the new statement.
6973 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6976 * gcc.c (main): Include the target in -v output.
6978 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6980 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6981 Do not drop the extend if we'd have to add a paradoxical subreg
6982 later. Include optabs.h and insn-codes.h.
6983 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6985 2005-02-02 Roger Sayle <roger@eyesopen.com>
6988 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6989 * fold-const.c (const_binop): Avoid constant folding floating
6990 point operations in modes that use composite representations.
6991 * simplify-rtx.c (simplify_binary_operation): Likewise.
6993 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6995 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6997 (altivec_dstt): Likewise.
6998 (altivec_dstst): Likewise.
6999 (altivec_dststt): Likewise.
7000 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
7003 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7005 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
7006 EXPR_LOCUS from orig_cond to the new cond_stmt.
7007 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
7010 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7012 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
7013 standard_iv_increment_position. Remove call to bsi_next
7014 (no need to bump the iterator anymore).
7015 (vect_create_index_for_vector_ref): Call
7016 standard_iv_increment_position. Remove second function argument.
7017 (vect_finish_stmt_generation): Remove call to bsi_next
7018 (no need to bump the iterator anymore).
7019 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
7020 to vect_create_index_for_vector_ref.
7022 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
7024 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7025 phis are used out of the loop.
7027 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7030 * c-decl.c (undef_nested_function): New variable.
7031 (pop_scope): Diagnose undefined nested functions.
7032 (finish_function): Don't attempt cgraph processing or genericizing
7033 if current top-level function contained an undefined nested
7034 function. Reset undef_nested_function at the end of a top-level
7037 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7039 * tree.c (build_int_cst_type): Take sign of the value into account
7040 when deciding whether sign extend the value.
7042 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7045 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7046 (cpp_options, cc1_options): Change %{std*&ansi} to
7047 %{std*&ansi&trigraphs}.
7049 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7051 * cse.c: Update comments.
7053 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7055 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7056 arguments go on the stack. Do not put complex doubles in odd/even
7059 2005-02-02 Steven Bosscher <stevenb@suse.de>
7061 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7062 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7063 -ftree-pre, and -fthread-jumps.
7065 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7067 PR tree-optimization/19578
7068 * tree-flow.h (modified_noreturn_calls): Declare.
7069 (noreturn_call_p): Declare.
7070 * tree-flow-inline.h (noreturn_call_p): New function.
7071 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7072 * tree-cfg.c (modified_noreturn_calls): New variable.
7073 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7074 that contain a mid-block noreturn call.
7075 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7077 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7079 * df.c (df_def_record_1, df_uses_record): Don't use
7081 * df.h (DF_FOR_REGALLOC): Remove.
7083 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7086 * c-typeck.c (really_start_incremental_init): Reset
7087 constructor_max_index for arrays of incomplete type.
7089 2005-02-02 Jeff Law <law@redhat.com>
7091 * gcse.c (struct reg_set): Store the block index where the register
7092 was set rather than the setting insn.
7093 (record_one_set, compute_transp): Corresponding changes.
7094 (pre_insert_copy_insn): Do not call replace_one_set.
7095 (replace_one_set): Remove.
7097 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7100 * doc/gcov.texi: Fix typo.
7102 2005-02-01 Richard Henderson <rth@redhat.com
7105 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7106 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7108 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7109 * config/i386/i386-protos.h: Update.
7111 2005-02-01 Steven Bosscher <stevenb@suse.de>
7113 PR tree-optimization/19217
7114 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7115 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7116 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7117 that it is walking a PHI node.
7119 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7121 * doc/extend.texi (Nested Functions): Update.
7123 2005-02-01 Richard Henderson <rth@redhat.com>
7126 * optabs.c (expand_copysign_absneg): Export.
7127 * optabs.h (expand_copysign_absneg): Declare.
7128 * config/rs6000/rs6000.md (copysigntf3): New.
7130 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7132 PR tree-optimization/19633
7133 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7134 * tree-ssa-alias.c (init_alias_info): Initialize.
7135 (merge_pointed_to_info): Set.
7136 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7137 (dump_points_to_info_for): Show value of pt_null.
7138 (struct count_ptr_d): Declare.
7139 (find_ptr_dereference): Remove.
7140 (ptr_is_dereferenced_by): Remove.
7141 (count_ptr_derefs): New local function.
7142 (count_uses_and_derefs): New local function.
7143 (compute_points_to_and_addr_escape): Call it. If the number
7144 of dereferences is greater than zero, mark the pointer as
7145 dereferenced. If there are fewer dereferences than uses of
7146 the pointer, the pointer's value escapes.
7148 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7150 PR tree-optimization/19670
7151 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7153 (verify_use): ... set it here, instead.
7155 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7157 * doc/sourcebuild.texi (Test directives): Fix formatting.
7159 * doc/sourcebuild.texi (Test directives): Describe selector
7162 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7164 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7165 specific 64-bit CPUs.
7167 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7170 * arm.c (arm_eliminable_register): New function.
7171 (adjacent_mem_locations): Don't allow eliminable registers. Use
7172 HOST_WIDE_INT for address offsets.
7173 * arm-protos.h (arm_eliminable_register): Add prototype.
7175 2005-02-01 Steven Bosscher <stevenb@suse.de>
7177 PR optimization/15242
7178 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7179 * basic-block.h (duplicate_computed_gotos): Add prototype.
7180 * bb-reorder.c (duplicate_computed_gotos): New function to
7181 duplicate sufficiently small blocks ending in a computed jump.
7182 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7183 if not optimizing for size.
7184 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7185 never do tail merging for blocks ending in a computed jump.
7186 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7188 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7190 Patch from Richard Sandiford <rsandifo@redhat.com>
7191 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7192 from inheriting a subreg equivalence with a non-spill register.
7194 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7196 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7198 * config/frv/frv.c (movcc_fp_destination_operand): New.
7199 (gpr_or_memory_operand): Fix typo in comment.
7200 (gpr_or_memory_operand_with_scratch): New.
7201 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7202 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7203 movcc_fp_destination_operand.
7204 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7205 Legitimize memory addresses using a scratch register.
7207 2005-01-31 Jeff Law <law@redhat.com>
7209 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7210 bitmap a sparse bitmap instead of a simple bitmap.
7211 (mark_def_sites_initialize_block): Corresponding changes.
7212 (ssa_mark_def_sites_initialize_block): Likewise.
7213 (ssa_mark_phi_uses): Likewise.
7214 (mark_def_site, ssa_mark_def_sites): Likewise.
7215 (mark_def_site_blocks): Likewise.
7216 (rewrite_ssa_into_ssa): Likewise.
7218 * tree-ssa-dom.c (record_cond): Pass correct variable type
7219 for last argument to htab_find_slot_with_hash.
7221 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7222 effects when optimizing 0 % X. Do not try to optimize X % 0.
7224 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7226 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7229 2005-02-01 Eric Christopher <echristo@redhat.com>
7231 * config/mips/mips.c (override_options): Warn if -mint64
7233 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7236 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7238 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7240 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7241 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7242 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7243 (cached_regno): Initialize to INVALID_REGNUM.
7244 (cse_reg_info_table_size,
7245 cse_reg_info_table_first_uninitialized,
7246 cse_reg_info_timestamp): New.
7247 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7249 (init_cse_reg_info, get_cse_reg_info_1): New.
7250 (get_cse_reg_info): Cache the last look-up.
7251 (new_basic_block): Update the code to clear mappings from
7252 registers to cse_reg_info entries.
7253 (cse_main): Call init_cse_reg_info.
7255 * cse.c (get_cse_reg_info): Update a comment.
7257 2005-01-31 Steven Bosscher <stevenb@suse.de>
7260 * c-decl.c (start_decl): Do not warn about arrays of elements with
7261 an incomplete type here.
7262 (grokdeclarator): Do it here by making a pedwarn an error.
7263 * c-typeck.c (push_init_level): If there were previous errors with
7264 the constructor type, do not warn about braces for initializers.
7265 (process_init_element): Likewise for excess initializer elements.
7267 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7269 * cse.c (delete_trivially_dead_insn): Don't iterate.
7271 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7273 * config/rs6000/rs6000.md (copysignsf3): New expand.
7274 (copysigndf3): Likewise.
7276 2005-01-31 Steven Bosscher <stevenb@suse.de>
7278 * recog.c (constrain_operands): Only look for earlyclobber operand
7279 conflicts if an '&' constraint was seen.
7281 2005-01-31 Marc Espie <espie@openbsd.org>
7283 * config.gcc: Don't include embedded systems fragment, switches default
7284 debugging format to ELF.
7285 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7286 longer pick it up there.
7288 2005-01-31 Dale Johannesen <dalej@apple.com>
7290 * doc/extend.texi (nested functions): Fix linkage description.
7291 Clarify that static is not allowed.
7293 2005-01-31 Dale Johannesen <dalej@apple.com>
7295 * config/rs6000/darwin.md (movsf_low_di): Make work.
7296 (movdf_low_di): Make work.
7298 2005-01-31 Dale Johannesen <dalej@apple.com>
7300 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7301 Make work for 64 bit.
7303 2005-01-31 Roger Sayle <roger@eyesopen.com>
7304 Dale Johannesen <dalej@apple.com>
7307 * fold-const.c (fold_binary_op_with_conditional_arg):
7308 Make types match original operands, before STRIP_NOPS.
7310 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7312 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7313 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7314 (struct gcc_sigcontext): Delete. Merge contents to..
7315 (struct gcc_ucontext): ..here.
7316 (get_sigcontext): Delete.
7317 (get_regs): New function, like get_sigcontext but return regs ptr.
7318 64-bit version finds regs from r1 to support vdso.
7319 (ppc_linux_aux_vector): New function.
7320 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7323 2005-01-31 Ira Rosen <irar@il.ibm.com>
7325 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7327 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7328 redundant fold. Fix misalignment for MINUS_EXPR.
7329 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7330 (vect_analyze_pointer_ref_access): Likewise.
7331 (vect_get_memtag_and_dr): Likewise.
7333 2005-01-31 Richard Henderson <rth@redhat.com>
7335 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7336 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7337 absnegdf2_i387, absnegxf2_i387): Likewise.
7339 2005-01-31 Richard Henderson <rth@redhat.com>
7342 * optabs.c (expand_copysign_absneg): New.
7343 (expand_copysign_bit): Split out from ...
7344 (expand_copysign): ... here. Use expand_copysign_absneg.
7346 2005-01-30 Roger Sayle <roger@eyesopen.com>
7349 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7350 constant as the second operand and a register as the third.
7352 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7355 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7356 that dllimport'd functions do not use all call-clobbered registers
7359 2005-01-30 Richard Henderson <rth@redhat.com>
7362 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7363 expand_abs_nojump and generalize. Use operand_subword and
7364 emit_no_conflict_block. Support large modes.
7365 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7367 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7368 negation to subtraction.
7369 (expand_copysign): Check that the format has signed zeros.
7370 Use operand_subword and emit_no_conflict_block. Support large modes.
7372 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7374 Fix PR tree-optimization/19624
7376 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7377 * tree-ssa-pre.c: Add cfgloop.h.
7379 (pre_stats): New member, constified.
7380 (inserted_exprs): New static variable.
7381 (NECESSARY): New macro.
7382 (create_expression_by_pieces): Fold the expression, and
7383 mark it as defaulting to not necessary. Also put in
7385 (fully_constant_expression): New function.
7386 (insert_into_preds_of_block): Modify to not insert phis when we
7387 are playing with induction variables.
7388 Push phis onto the inserted_exprs vector, and mark them as not
7389 necessary by default.
7390 (insert_aux): Call fully_constant_expression on eprime.
7391 If all edges produce the same value, mark it constant.
7392 (mark_operand_necessary): New function.
7393 (remove_dead_inserted_code): New function.
7394 (init_pre): Init loop optimizer to get loop info.
7395 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7396 (execute_pre): Commit edge inserts, then remove dead code.
7398 2005-01-30 Richard Henderson <rth@redhat.com>
7400 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7401 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7403 2005-01-30 Richard Henderson <rth@redhat.com>
7406 * config/i386/i386.c (ix86_expand_copysign): New.
7407 (ix86_split_copysign_const): New.
7408 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7409 rearrange op1/nmask operands.
7410 * config/i386/i386-protos.h: Update.
7411 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7412 (copysigndf3): Likewise.
7413 (copysignsf3_const, copysigndf3_const): New.
7414 (copysignsf3_var): Rename from copysignsf3, split out splitter
7415 and fix split predicate for X constraint.
7416 (copysigndf3_var): Similarly.
7418 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7420 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7421 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7422 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7424 2005-01-29 Richard Henderson <rth@redhat.com>
7427 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7428 of # and * in constraints.
7430 2005-01-29 Richard Henderson <rth@redhat.com>
7433 * expr.c (store_field): Don't strip sub-mode cast when the input
7434 data is even smaller.
7436 2005-01-29 Richard Henderson <rth@redhat.com>
7439 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7442 2005-01-29 Richard Henderson <rth@redhat.com>
7444 * combine.c (make_field_assignment): Fix argument order
7447 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7449 PR tree-optimization/15791
7450 * fold-const.c (extract_array_ref): New function.
7451 (fold): Fold comparisons between &a[i] and &a[j] or
7452 semantically equivalent trees.
7454 2005-01-29 Jeff Law <law@redhat.com>
7456 * gcse.c (insert_expr_in_table): Revamp handling of available
7457 and anticipatable occurrence lists to avoid unnecessary list
7459 (insert_set_in_table): Similarly.
7461 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7463 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7465 (c_build_qualified_type): Build qualified array types with
7466 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7467 * c-decl.c (c_make_fname_decl): Build unqualified array type
7468 before qualified type.
7469 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7470 type is qualified, not just if type itself is. Don't apply
7471 qualifiers to array type when declarator is processed. Apply
7472 qualifiers to field type whether or not it is an array type.
7473 Don't handle array types specially for applying qualifiers to
7475 * c-typeck.c (composite_type): Build unqualified element type and
7476 array type when forming composite of array types.
7477 (common_pointer_type, comptypes, comp_target_types,
7478 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7479 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7481 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7482 (args2) in variables a1 and a2.
7484 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7486 * cse.c (n_elements_made, max_elements_made): Remove.
7487 (insert): Don't touch n_elements_made.
7488 (cse_main): Don't touch n_elements_made or max_elements_made.
7490 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7493 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7494 configuration part of dp-bit.c to be lost.
7496 2005-01-28 Roger Sayle <roger@eyesopen.com>
7498 * expmed.c (expand_mult_highpart_optab): When attempting to use
7499 a non-widening multiplication in a wider mode, the operands need
7500 to be converted (zero or sign extended) to that mode.
7502 2005-01-28 Ian Lance Taylor <ian@airs.com>
7506 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7507 through if both operands fall through.
7509 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7511 * cse.c (fold_rtx) <PC>: Don't optimize.
7513 2005-01-28 Jeff Law <law@redhat.com>
7515 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7516 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7518 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7520 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7521 cse_reg_info_used_list_end): Remove.
7522 (cse_reg_info_list, cse_reg_info_list_free): New.
7523 (get_cse_reg_info): When allocating an instance of
7524 cse_reg_info, add it to the beginning of the cse_reg_info_list
7525 list. Remove code to maintain cse_reg_info_used_list.
7526 (new_basic_block): Reset the free list to the beginning of
7529 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7531 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7532 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7533 (frv_expand_mdpackh_builtin): New function.
7534 (frv_expand_builtin): Use it to expand __MDPACKH.
7535 * doc/extend.texi (__MDPACKH): Update documentation.
7537 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7539 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7540 SSE_FLOAT_MODE_P for use_sse computation.
7542 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7545 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7547 2005-01-27 Richard Henderson <rth@redhat.com>
7549 * builtins.c (expand_builtin_copysign): New.
7550 (expand_builtin): Call it.
7551 * genopinit.c (optabs): Add copysign_optab.
7552 * optabs.c (init_optabs): Initialize it.
7553 (expand_copysign): New.
7554 * optabs.h (OTI_copysign, copysign_optab): New.
7555 (expand_copysign): Declare.
7557 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7558 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7560 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7561 (ix86_expand_fp_absneg_operator): ... here.
7562 (ix86_split_copysign): New.
7563 * config/i386/i386-protos.h: Update.
7564 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7565 (copysignsf3, copysigndf3): New.
7567 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7568 (copysignsf3, ncopysignsf3): New.
7569 (copysigndf3, ncopysigndf3): New.
7570 (copysignxf3, ncopysignxf3): New.
7571 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7573 2005-01-27 Arend Bayer <arend.bayer@web.de>
7574 Kazu Hirata <kazu@cs.umass.edu>
7576 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7577 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7578 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7581 2005-01-27 Jeff Law <law@redhat.com>
7583 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7584 definitions of SSA_NAMEs which are not being rewritten.
7585 (rewrite_ssa_into_ssa): Only initialize the current definition
7586 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7587 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7588 SSA_NAMEs before returning.
7590 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7592 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7593 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7594 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7595 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7596 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7598 2005-01-27 Steven Bosscher <stevenb@suse.de>
7601 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7602 higher to -O2 and higher. Likewise for tree PRE.
7603 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7606 2005-01-27 Ian Lance Taylor <ian@airs.com>
7609 * gimple-low.c (try_catch_may_fallthru): New static function.
7610 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7611 * tree-inline.c (expand_call_inline): Don't warn about reaching
7612 the end of a non-void function being inlined if the function uses
7615 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7617 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7620 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7621 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7622 (implicitly_declare): Handle error_mark_node.
7624 2005-01-27 Richard Henderson <rth@redhat.com>
7627 * tree.h (struct tree_decl): Add debug_expr_is_from.
7628 (DECL_DEBUG_EXPR_IS_FROM): New.
7629 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7630 * dwarf2out.c (dwarf2out_var_location): Update to match.
7631 * tree-outof-ssa.c (create_temp): Likewise.
7632 * var-tracking.c (track_expr_p): Likewise.
7633 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7634 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7635 * toplev.c (default_tree_printer): Likewise.
7637 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7639 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7640 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7642 2005-01-27 Steven Bosscher <stevenb@suse.de>
7644 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7645 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7646 ASM_CLOBBERS): Add tree checks.
7648 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7649 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7650 * c-common.def (SWITCH_STMT): Update to match.
7651 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7652 macros instead of SWITCH_EXPR ones.
7653 * c-dump.c (c_dump_tree): Likewise.
7654 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7655 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7657 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7659 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7661 * unwind-dw2.c (execute_stack_op): Add missing cases for
7662 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7664 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7666 * config.gcc (Obsolete configurations): Remove 'dummy', add
7667 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7670 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7672 PR tree-optimization/19633
7673 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7675 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7676 are no call-clobbered variables.
7677 * tree-outof-ssa.c (check_replaceable): Return false for calls
7680 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7682 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7683 even for variables with NULL DECL_INITIAL.
7685 2005-01-26 Stuart Hastings <stuart@apple.com>
7687 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7689 2005-01-26 Richard Henderson <rth@redhat.com>
7692 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7694 * expr.c (store_field): Strip conversions to odd-bit-sized types
7695 if the destination field width matches.
7697 2005-01-26 Richard Henderson <rth@redhat.com>
7699 * c-decl.c, expmed.c, expr.c: Revert last change.
7701 2005-01-26 Richard Henderson <rth@redhat.com>
7704 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7706 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7707 if we don't need the bits above those present in the current mode.
7708 * expr.c (store_field): Strip conversions to odd-bit-sized types
7709 if the destination field width matches.
7711 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7713 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7714 either -ffast-math or -funsafe-math-optimizations is in use.
7716 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7720 * config/avr/avr.c (notice_update_cc): Only set condition code for
7721 ashrqi3 if shift count > 0.
7722 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7723 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7724 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7725 count <= 0 as a no-op, and shift count >= width by copying zero
7726 or sign bit to all bits of the result.
7727 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7728 count, with attribute "length" set to 0 and "cc" set to "none".
7730 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7732 * doc/invoke.texi: Document -mTLS.
7734 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7735 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7736 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7737 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7738 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7739 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7740 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7741 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7743 * configure.ac: Check for a TLS capable gas.
7745 * configure: Regenerate.
7747 2005-01-26 Richard Henderson <rth@redhat.com>
7750 * combine.c (make_field_assignment): Simplify store to zero_extract
7751 from a source with an overlapping mask.
7753 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7755 2004-11-11 Eric Christopher <echristo@redhat.com>
7757 * config/frv/frv.md: Add fr400_integer automaton. Don't
7758 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7761 2005-01-26 Steven Bosscher <stevenb@suse.de>
7764 * cfgbuild.c (make_edges): Do not clear or set
7765 current_function_has_computed_jump.
7766 * function.h (struct function): Remove the has_computed_jump field.
7767 (current_function_has_computed_jump): Do not define.
7768 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7769 in a computed jump. Ignore current_function_has_computed_jump.
7771 2005-01-26 Richard Henderson <rth@redhat.com>
7774 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7775 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7777 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7778 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7779 objects into static storage if they have more than one non-zero value.
7780 * tree.h (categorize_ctor_elements): Update decl.
7782 2005-01-26 Steven Bosscher <stevenb@suse.de>
7785 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7786 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7787 to this function from 2004-07-10.
7788 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7789 the current function for tail call optimizations if the address
7790 of one of it its arguments is taken.
7792 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7794 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7796 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7798 * function.c (expand_function_end): If current_function_calls_alloca,
7799 emit stack restore in a place that is reached when the function falls
7802 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7804 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7805 rule to avoid matching inappropriate suffix rule.
7807 2005-01-26 Jan Hubicka <jh@suse.cz>
7809 PR tree-optimization/19241
7810 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7812 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7814 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7815 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7817 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7818 <sim*>: Always use crt1.o, regardless of N in simN.
7819 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7820 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7821 (CRT_CALL_STATIC_FUNCTION): Remove.
7822 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7823 use crt1.o, regardless of N in simN.
7824 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7825 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7826 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7827 case isystem setting.
7828 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7830 2005-01-25 Ian Lance Taylor <ian@airs.com>
7832 * gimple-low.c (block_may_fallthru): Correct handling of
7833 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7835 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7837 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7838 handlers to match indentation; nested under the mtune=* handler.
7839 Similar for mcpu= and march=.
7841 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7843 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7844 * config/mips/linux64.h (LIB_SPEC): Likewise.
7845 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7846 * config/sh/linux.h (LIB_SPEC): Likewise.
7848 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7850 * config/frv/frv.c (frv_legitimize_tls_address): New.
7851 (TARGET_HAVE_TLS): Define.
7852 (FRV_SYMBOL_REF_TLS_P): Define.
7853 (frv_override_options): Handle new register classes.
7854 (frv_legitimate_address_p): Reject tls addresses.
7855 (frv_legitimize_address): Handle TLS addresses.
7856 (gen_inlined_tls_plt): New.
7858 (frv_legitimize_tls_address): New.
7859 (unspec_got_name): Add TLS entries.
7860 (got12_operand): Add R_FRV_TLSMOFF12 case.
7861 (frv_emit_move): Fixup TLS addresses.
7862 (frv_emit_movsi): Legitimize TLS addresses.
7864 * config/frv/frv.h (MASK_BIG_TLS): New.
7865 (TARGET_BIG_TLS): New.
7866 (HAVE_AS_TLS): Define.
7867 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7868 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7869 (REG_CLASS_NAMES): Same.
7870 (REG_CLASS_CONTENTS): Same.
7871 (CONSTRAINT_LEN): New.
7872 (REG_CLASS_FROM_CONSTRAINT): New.
7873 (PREDICATE_CODES): Add symbolic_operand.
7875 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7876 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7877 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7878 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7879 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7880 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7881 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7882 GR9_REG, GR14_REG, LRREG.
7883 (type): Add load_or_call attribute.
7884 ("load_or_call"): New reservation.
7885 ("call_gettlsoff"): New.
7886 ("tls_indirect_call"): New.
7887 ("tls_load_gottlsoff12"): New.
7888 ("tlsoff_hilo"): New.
7889 ("tls_tlsdesc_ldd"): New.
7890 ("tls_tlsoff_ld"): New.
7893 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7895 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7897 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7898 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7899 * config/frv/frv.c (TLS_BIAS): Define.
7900 (frv_output_dwarf_dtprel): New.
7902 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7904 PR rtl-optimization/19579
7905 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7906 both A and B, see if they don't clobber registers the other expr uses.
7908 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7910 * real.c (do_add): Initialize signalling and canonical members.
7912 * real.c (real_from_integer): Zero out destination.
7914 2005-01-18 Jan Hubicka <jh@suse.cz>
7916 PR tree-optimize/19337
7917 * tree-inline.c (initialize_inlined_parameters): Copy
7918 saved_static_chain_decl only.
7920 2005-01-25 Richard Henderson <rth@redhat.com>
7924 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7925 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7926 80387 enabled, to return a proper subclass. Return the subset that
7927 overlaps with GENERAL_REGS for PLUS.
7928 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7930 2005-01-25 Richard Henderson <rth@redhat.com>
7933 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7935 2005-01-25 Roger Sayle <roger@eyesopen.com>
7937 * expmed.c (choose_multiplier): Change interface to return the
7938 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7939 (expand_divmod): Update calls to choose_multiplier.
7941 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7944 * expmed.c (extract_bit_field): Use adjust_address instead of
7945 gen_lowpart when op0 is a MEM.
7947 2005-01-24 Steven Bosscher <stevenb@suse.de>
7949 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7951 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7953 * config/mips/irix-csr.c: New file.
7954 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7955 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7956 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7959 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7962 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7963 sparc/elf.h, add sparc/sp-elf.h.
7964 (sparc-*-rtems*): Likewise.
7965 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7966 tm-dwarf2.h, add sparc/sp-elf.h.
7967 (sparc86x-*-elf): Likewise.
7968 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7969 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7970 TARGET_OS_CPP_BUILTINS.
7971 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7972 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7974 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7975 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7976 (SWITCH_TAKES_ARG): Likewise.
7977 (LOCAL_LABEL_PREFIX): Likewise.
7978 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7979 (TARGET_N_FORMAT_TYPES): Delete.
7980 (TARGET_FORMAT_TYPES): Likewise.
7981 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7982 * config/sparc/elf.h: Delete.
7983 * config/sparc/sp-elf.h: New file.
7985 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7987 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7988 * tree-flow.h: Remove the corresponding prototype.
7989 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7990 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7992 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7995 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7996 for AIX ABI or ELF -fPIC.
7997 (rs6000_emit_load_toc_table): Don't create toc_section here.
7998 (rs6000_xcoff_file_start): Nor here.
8000 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
8002 * sh.c (ra.h): Don't #include.
8003 (hard_regs_intersect_p): New function, resurrected from ra.c.
8005 * sh.c: Fix 1996 Copyright.
8007 2005-01-24 Richard Henderson <rth@redhat.com>
8008 Aldy Hernandez <aldyh@redhat.com>
8010 * regrename.c (note_sets): Handle subregs.
8012 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
8015 * genconditions.c (write_header, write_conditions): Elide file if
8018 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
8020 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
8021 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
8024 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8026 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8027 expand_builtin_printf, expand_builtin_fprintf,
8028 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8029 checking against POINTER_TYPE.
8030 (validate_arglist): Handle POINTER_TYPE code by checking
8033 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8035 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8037 (for_each_rtx): Call for_each_rtx_1.
8038 * rtl.h (init_rtlanal): Declare.
8039 * toplev.c (backend_init): Call init_rtlanal.
8041 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8043 * flow.c (propagate_one_insn): Formatting.
8046 * flow.c (libcall_dead_p): Be more conservative if unsure.
8047 If there are any instructions between insn and call, see if they are
8048 all dead before saying the libcall is dead.
8050 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8052 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8053 operand constraint for operand 0.
8055 2005-01-23 Richard Henderson <rth@redhat.com>
8058 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8059 edges leading to join block.
8061 2005-01-23 Roger Sayle <roger@eyesopen.com>
8063 * expmed.c (expand_mult_highpart): Make static. Change type of
8064 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8065 (expand_divmod): Updates calls to expand_mult_highpart by using
8066 gen_int_mode to pass a CONST_INT rtx.
8067 * rtl.h (expand_mult_highpart): Remove prototype.
8069 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8071 * flow.c (regset_bytes, regset_size): Remove.
8073 * cfganal.c: Fix a reference to Harvey's paper.
8075 2005-01-23 Steven Bosscher <stevenb@suse.de>
8077 PR rtl-optimization/19464
8078 * tree-optimize.c (init_tree_optimization_passes): Add one more
8079 copyrename pass just before out-of-ssa.
8081 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8084 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8085 * ggc-none.c (ggc_free): Define.
8087 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8089 * cse.c (max_reg, max_insn_uid): Remove.
8090 (cse_main): Don't access max_reg or max_insn_uid.
8092 * c-common.c (explicit_flag_signed_bitfields,
8093 lang_statement_code_p, lang_expand_function_end): Remove.
8094 * c-common.h: Remove the corresponding declarations.
8095 * c-opts.c (c_common_handle_option): Remove all write access
8096 to explicit_flag_signed_bitfields.
8098 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8099 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8100 * cgraph.h: Remove the corresponding declaration.
8102 * gcse.c (null_pointer_info): Remove.
8104 2005-01-23 Roger Sayle <roger@eyesopen.com>
8105 Eric Botcazou <ebotcazou@libertysurf.fr>
8107 * combine.c (simplify_logical): Only simplify logical expressions
8108 of the form ior(and(x,y),z) by the inverse distributive law if the
8109 result is cheaper than the original.
8111 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8113 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8114 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8115 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8116 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8117 config/freebsd-spec.h, config/arm/arm.h,
8118 config/h8300/h8300.md, config/i386/i386.md,
8119 config/i386/predicates.md, config/i386/sse.md,
8120 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8121 config/vax/vax.md: Fix comment typos. Follow spelling
8124 2005-01-23 Steven Bosscher <stevenb@suse.de>
8126 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8127 tests, instead of `less than'.
8129 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8131 * function.c (assign_parm_setup_block): When creating a new stack slot
8132 for a parameter, get its alignment from the parameter's DECL_ALIGN
8133 rather than the type's TYPE_ALIGN. Make sure that the parameter
8134 is at least word aligned.
8136 2005-01-22 Roger Sayle <roger@eyesopen.com>
8139 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8141 2005-01-22 Richard Henderson <rth@redhat.com>
8144 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8145 in both compare operands.
8146 (movdfcc_1_sse_max): Likewise.
8147 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8148 (movdfcc_1_sse): Likewise.
8149 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8150 scratch register as needed.
8152 2005-01-22 Richard Henderson <rth@redhat.com>
8154 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8156 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8158 2005-01-22 Richard Henderson <rth@redhat.com>
8160 * genopinit.c (optabs): Use smin/smax for floating point too.
8161 * doc/md.texi: Update to match. Clarify that floating point
8162 results are undefined for +0/-0 and NaN.
8163 * doc/rtl.texi: Likewise.
8164 * rtl.def (SMIN, SMAX): Likewise
8165 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8167 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8168 leading 's' to the name.
8169 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8170 smaxxf3, sminxf3): Likewise.
8171 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8174 2005-01-22 Paul Brook <paul@codesourcery.com>
8176 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8178 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8180 * config/s390/s390.c (struct processor_costs): New fields
8181 dlgr, dlr, dr, dsgfr, dsgr.
8182 (z900_cost, z990_cost): Values for new fields.
8183 (s390_rtx_costs): New cases MEM und COMPARE in switch
8184 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8185 DIV, MOD, UDIV, UMOD.
8187 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8189 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8190 into the register being decremented.
8191 ("doloop_si31", "doloop_di"): Likewise.
8192 ("*doloop_si_long"): Adapt pattern.
8194 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8196 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8198 (CLASS_MAX_NREGS): Likewise.
8200 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8202 * doc/tree-ssa.texi (Statement Operands): Add example for new
8203 must-def macro. Note deprecation of old operands interface.
8205 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8207 PR tree-optimization/19484
8208 * tree-cfg.c (remove_fallthru_edge): New function.
8209 (cleanup_control_flow): Remove fallthru edges from calls that are
8210 now known not to return.
8212 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8214 Fix PR tree-optimization/19038
8215 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8216 copies with loop variant ones.
8218 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8220 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8221 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8222 config/alpha/alpha.md, config/alpha/predicates.md,
8223 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8224 config/sparc/sol2.h: Update copyright.
8226 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8227 first label to see if it is a nonlocal label.
8229 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8230 Andrew Pinski <pinskia@physics.uc.edu>
8233 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8234 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8236 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8238 * config/rs6000/rtems.h: Update copyright.
8240 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8243 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8244 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8245 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8247 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8250 * c-typeck.c (convert_arguments): Check for error_mark_node.
8252 2005-01-21 Ian Lance Taylor <ian@airs.com>
8254 PR tree-optimization/13000
8255 * tree-inline.c: Include "tree-flow.h".
8256 (expand_call_inline): If warn_return_type, warn if non-void inline
8257 function falls through.
8258 * tree-cfg.c (execute_warn_function_return): Don't warn about
8259 control reaching end if TREE_NO_WARNING is set. Set
8261 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8263 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8264 branch if we don't need one.
8265 * c-typeck.c: Include "tree-flow.h"
8266 (c_finish_bc_stmt): Don't add a goto if the current statement
8267 list doesn't fall through to the current point.
8269 2005-01-21 Roger Sayle <roger@eyesopen.com>
8271 PR rtl-optimization/576
8272 * real.c (real_arithmetic): Change return type from void to bool
8273 to return an indication that the result may be inexact.
8274 * real.h (real_arithmeric): Update prototype.
8275 * fold-const.c (const_binop): Don't constant fold floating
8276 point expressions when the user specifies -frounding-math and
8277 the result may depend upon the run-time rounding mode.
8278 (fold_convert_const_real_from_real): Clean-up.
8279 (fold_initializer): Ignore flag_rounding_math for initializers.
8280 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8281 constant fold FP operations with flag_rounding_math if the
8282 result may depend upon the run-time rounding mode.
8284 2005-01-21 Tom Tromey <tromey@redhat.com>
8286 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8288 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8290 * tree-cfg.c: Fix comment typos.
8292 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8294 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8295 around the call to rest_of_handle_branch_target_load_optimize.
8297 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8299 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8300 (sparc64-*-openbsd*): Likewise.
8301 (sparclite-*-elf*): Include tm-dwarf2.h.
8302 (sparc86x-*-elf*): Likewise.
8303 (sparc64-*-elf*): Likewise.
8304 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8305 (DBX_DEBUGGING_INFO): Likewise.
8306 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8307 (PREFERRED_DEBUGGING_TYPE): Likewise.
8308 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8309 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8310 (PREFERRED_DEBUGGING_TYPE): Likewise.
8311 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8312 (PREFERRED_DEBUGGING_TYPE): Likewise.
8313 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8315 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8318 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8320 2005-01-20 Paul Brook <paul@codesourcery.com>
8322 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8324 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8326 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8327 label is first in a sequence of labels.
8329 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8331 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8332 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8334 * doc/sourcebuild.texi (Test Directives): New.
8336 2005-01-20 Roger Sayle <roger@eyesopen.com>
8338 * real.c (real_floor): Don't leave the result uninitialized when
8339 mode is VOIDMode, but return the unrounded intermediate value.
8340 (real_ceil): Likewise.
8342 2005-01-20 Paul Brook <paul@codesourcery.com>
8344 * config/arm/arm.md (insv): Use gen_int_mode.
8346 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8348 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8349 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8350 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8351 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8352 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8354 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8357 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8358 fbreg, so we have to assume we can't.
8359 (loc_descriptor_from_tree_1): Ditto.
8360 (containing_function_has_frame_base): New function.
8361 (add_location_or_const_value_attribute): Use it.
8362 Also try to generate a frame_base from a single element location
8365 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8367 PR tree-optimization/15349
8368 * timevar.def (TV_TREE_MERGE_PHI): New.
8369 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8371 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8372 calls to tree_forwarder_block_p.
8373 (remove_forwarder_block_with_phi, merge_phi_nodes,
8374 gate_merge_phi, pass_merge_phi): New.
8375 * tree-optimize.c (init_tree_optimization_passes): Add
8377 * tree-pass.h: Add an extern for pass_merge_phi;
8379 2005-01-20 Richard Henderson <rth@redhat.com>
8382 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8383 (_mm_castps_pd, _mm_castps_si128): New.
8384 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8386 2005-01-20 Richard Henderson <rth@redhat.com>
8389 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8390 __builtin_ia32_vec_init_v2si.
8391 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8392 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8393 (ix86_init_mmx_sse_builtins): Create it.
8394 (ix86_expand_builtin): Expand it.
8395 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8396 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8397 (vec_extractv2si_0, vec_extractv2si_1): New.
8399 2005-01-20 Richard Henderson <rth@redhat.com>
8402 * config/i386/i386.c (ix86_expand_push): New.
8403 * config/i386/mmx.md (push<MMXMODE>1): New.
8404 * config/i386/sse.md (push<SSEMODE>1): New.
8405 * config/i386/i386-protos.h: Update.
8407 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8409 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8412 2005-01-20 Richard Henderson <rth@redhat.com>
8414 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8415 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8417 2005-01-19 Richard Henderson <rth@redhat.com>
8420 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8421 to V4SFmode in SSE1 fallback load path.
8423 2005-01-19 Richard Henderson <rth@redhat.com>
8425 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8426 in QImode expansion to ix86_expand_vector_set.
8427 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8429 2005-01-19 Richard Henderson <rth@redhat.com>
8432 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8433 subclass of the input class.
8434 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8435 Always true for cross-SSE1 classes. Rationalize conditionals.
8436 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8437 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8438 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8439 (movdi_2): Add MMX/SSE zeros.
8440 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8441 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8442 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8443 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8444 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8445 (zero_extendsidi2_rex64_1): Remove.
8446 (MOV0 peephole): Check GENERAL_REG_P.
8448 2005-01-19 Richard Henderson <rth@redhat.com>
8451 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8453 (ix86_expand_vector_extract): Likewise.
8455 2005-01-19 Richard Henderson <rth@redhat.com>
8458 * expr.c (emit_move_change_mode): New argument force; use
8459 simplify_gen_subreg if true.
8460 (emit_move_via_alt_mode): Merge into ...
8461 (emit_move_via_integer): ... here.
8462 (emit_move_ccmode): Use emit_move_change_mode directly.
8464 2005-01-19 Richard Henderson <rth@redhat.com>
8467 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8468 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8469 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8471 (alpha_emit_set_const): Likewise. Make static.
8472 (alpha_emit_set_long_const): Make static.
8473 (alpha_extract_integer): Split out from alpha_expand_mov.
8474 (alpha_split_const_mov): Likewise.
8475 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8476 (alpha_legitimate_constant_p): New.
8477 * config/alpha/alpha-protos.h: Update.
8478 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8479 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8480 * config/alpha/alpha.md (movsi): Add n alternative.
8481 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8482 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8483 (splitters for all of the above): Use alpha_split_const_mov.
8484 * config/alpha/predicates.md (non_add_const_operand): New.
8485 (non_zero_const_operand): New.
8486 (input_operand): Use alpha_legitimate_constant_p after reload.
8488 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8490 PR tree-optimization/19038
8491 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8492 (add_candidate): Add ivs with increment in latch only if
8493 allow_ip_end_pos_p is true.
8494 (determine_iv_cost): Use empty_block_p.
8496 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8498 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8499 (compute_dominance_frontiers): Ditto.
8501 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8504 * config/sh/t-rtems: New.
8505 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8507 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8509 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8510 the offset of the selected field.
8512 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8514 * tree-cfg.c (remove_forwarder_block): Fix the check to
8515 prevent a nonlocal label from appearing in the middle of a
8518 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8520 PR rtl-optimization/19462
8521 * reorg.c (find_end_label): Create return insn only if
8522 current_function_epilogue_delay_list is empty.
8524 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8526 * doc/passes.texi: Remove paragraph mentioning new-ra.
8528 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8530 PR rtl-optimization/15139
8531 * combine.c: Include params.h.
8532 (count_rtxs): New function.
8533 (record_value_for_reg): If replace_rtx would replace at least
8534 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8535 (clobber (const_int 0)) instead of TEM.
8536 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8537 * params.h (MAX_LAST_VALUE_RTL): New.
8538 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8539 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8542 * c-typeck.c (digest_init): Only call build_vector if all constructor
8543 elements are *_CST nodes.
8544 * gimplify.c (gimplify_init_constructor): Likewise.
8547 * c-typeck.c (digest_init): Only call build_vector if inside_init
8550 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8552 * toplev.c (init_asm_output): Remove dead #ifdef.
8554 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8556 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8558 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8560 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8561 accessing DECL_FUNCTION_CODE.
8562 * dojump.c (do_jump): Likewise.
8563 * gimplify.c (gimplify_call_expr): Likewise.
8564 * predict.c (expr_expected_value): Likewise.
8565 (strip_builtin_expect): Likewise.
8566 * tree-inline.c (estimate_num_insns_1): Likewise.
8567 * tree-ssa-loop-im.c (stmt_cost): Likewise
8568 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8569 (tree_expr_nonnegative_p): Likewise.
8571 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8573 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8574 variant of the load_pcrel_sym pattern.
8575 * config/sparc/sparc.md (P macro): Move to the top.
8576 (load_pcrel_sym): Macroize using P.
8577 (save_register_window): Likewise.
8579 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8581 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8584 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8587 * c-typeck.c (build_asm_expr): Strip nops off
8588 input memory operands.
8590 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8592 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8593 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8594 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8595 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8597 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8600 * config/i386/i386.c (override_options): If the 80387 is disabled,
8601 then do not return FP values using FP registers.
8603 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8605 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8606 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8607 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8608 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8609 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8610 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8611 output.h, postreload-gcse.c, postreload.c, recog.c,
8612 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8613 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8614 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8615 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8616 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8617 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8618 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8619 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8621 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8622 config/alpha/alpha.c, config/arm/vfp.md,
8623 config/i386/emmintrin.h, config/i386/i386-modes.def,
8624 config/i386/i386-protos.h, config/i386/i386.h,
8625 config/i386/pmmintrin.h, config/i386/ppro.md,
8626 config/i386/predicates.md, config/i386/xmmintrin.h,
8627 config/i860/i860.c, config/ia64/ia64-modes.def,
8628 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8629 config/ia64/ia64.md, config/ia64/itanium1.md,
8630 config/ia64/itanium2.md, config/ia64/predicates.md,
8631 config/iq2000/iq2000.h, config/mips/linux64.h,
8632 config/rs6000/aix41.h, config/rs6000/aix43.h,
8633 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8634 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8635 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8636 config/sparc/linux64.h, config/sparc/litecoff.h,
8637 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8638 config/sparc/sparc.h, config/sparc/sparc.md,
8639 config/sparc/sysv4-only.h: Update copyright.
8641 2005-01-18 Richard Henderson <rth@redhat.com>
8644 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8646 2005-01-18 Marc Espie <espie@openbsd.org>
8647 * config/i386/openbsdelf.h: Typo.
8649 2005-01-18 Richard Henderson <rth@redhat.com>
8651 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8652 special case for sse.
8653 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8655 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8657 * tree-inline.c (estimate_num_insns_1): Added cases for
8658 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8660 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8662 PR rtl-optimization/19296
8663 * combine.c (simplify_comparison): Rewrite the condition under
8664 which a non-paradoxical SUBREG of a PLUS can be lifted when
8665 compared against a constant.
8667 2005-01-18 Andi Kleen <ak@muc.de>
8669 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8670 * c.opt (-Wpointer-sign): Add.
8671 * doc/invoke.texi: (-Wpointer-sign): Add.
8673 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8675 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8676 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8677 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8678 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8679 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8680 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8681 for TARGET_MIX_SSE_I387.
8682 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8683 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8684 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8685 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8686 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8687 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8688 TARGET_MIX_SSE_I387.
8689 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8692 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8695 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8696 Add movaps alternative for xmm reg->reg move.
8698 2005-01-17 Jeff Law <law@redhat.com>
8700 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8701 at the end of the main DOM loop rather than just before DOM exits.
8703 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8705 PR tree-optimization/19121
8706 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8707 adding aliases to a name tag, also add them to the pointer's
8709 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8710 sensitive alias info at all. Only check that the two pointers
8711 have compatible pointed-to sets.
8712 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8713 a pointer's type tag is a superset of the alias set of the
8716 2005-01-17 James E Wilson <wilson@specifixinc.com>
8719 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8720 comment to document why.
8722 2005-01-17 Richard Henderson <rth@redhat.com>
8724 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8725 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8726 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8727 sse2_vmsminv2df3_finite): New.
8728 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8729 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8730 Force op1 into register.
8732 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8734 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8735 bubblestrap from always rebuilding build directory.
8737 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8739 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8740 ("*cmpmem_short"): Likewise.
8742 2005-01-17 Steven Bosscher <stevenb@suse.de>
8744 * basic-block.h: Document BB_* flags.
8745 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8746 use an sbitmap instead.
8747 * sched-rgn.c (compute_trg_info): Likewise.
8749 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8751 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8752 redundant target_cpu_default and extra_parts lines. Use the default
8754 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8755 (SUBTARGET_EXTRA_SPECS): Delete.
8756 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8757 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8758 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8759 and "n32" for -mabi=n32.
8761 2005-01-17 Ian Lance Taylor <ian@airs.com>
8764 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8765 fold constant variables into initial values.
8767 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8769 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8771 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8772 through the statements backward.
8774 2005-01-17 Ian Lance Taylor <ian@airs.com>
8776 PR middle-end/13127:
8777 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8778 a variable set to the return value of the inlined function.
8780 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8782 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8783 when modes are tieable.
8785 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8787 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8788 of pthread_create to find out if threads are enabled.
8789 * gthr-posix95.h (__gthread_active_p): Likewise.
8791 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8793 * common.opt (-fnew-ra): Remove.
8795 * toplev.h (flag_new_regalloc): Remove.
8796 * Makefile.in (ra*.*): Don't mention.
8797 * passes.c (rest_of_handle_new_regalloc): Remove.
8798 (rest_of_handle_combine, rest_of_compilation): Always consider
8799 flag_new_regalloc as false.
8800 * doc/invoke.texi: Don't document -fnew-ra.
8802 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8804 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8805 last parameter to reg_scan.
8806 * loop.c (loop_optimize): Likewise.
8807 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8808 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8809 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8810 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8811 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8812 * regclass.c (reg_scan): Likewise, for the declaration.
8813 * rtl.h (reg_scan): Likewise, for the prototype.
8815 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8817 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8818 mark_dfs_back_edges.
8820 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8822 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8823 (compute_avail): Uses don't go in tmp_gen.
8825 2005-01-16 Steven Bosscher <stevenb@suse.de>
8827 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8828 loop to look for a free slot in a page entry.
8830 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8833 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8834 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8835 just before targetm.asm_out.file_end.
8836 * tree.h (process_pending_assemble_output_defs): Declare.
8837 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8839 (assemble_alias): Defer generation of assembly code for defines when
8840 TARGET_DEFERRED_OUTPUT_DEFS is true.
8841 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8842 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8843 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8845 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8848 * pa.c (pa_scalar_mode_supported_p): New function.
8849 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8850 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8852 * pa-protos.h (prefetch_operand): Delete.
8853 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8854 * pa.c (prefetch_operand): Delete.
8855 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8856 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8857 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8858 and prefetch_nocc_operand.
8859 * pa.md (prefetch): Rework to avoid reload problems handling short
8860 displacements when a cache control completer needs to be provided.
8861 (prefetch_32, prefetch_64): Delete.
8862 (prefetch_cc, prefetch_nocc): New patterns.
8864 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8866 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8868 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8871 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8872 exceeds maximum alignment for global common data.
8873 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8874 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8876 2004-01-15 Roger Sayle <roger@eyesopen.com>
8878 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8880 2004-01-15 Roger Sayle <roger@eyesopen.com>
8882 * harg-reg-set.h (reg_class_names): Prototype global array.
8883 * regclass.c (reg_class_names): Declare here and initialize to
8885 (dump_regclass): Remove local declaration of reg_class_names.
8886 (regclass): Likewise.
8887 * cfg.c (dump_flow_info): Likewise.
8888 * ra-debug.c (reg_class_names): Likewise.
8889 * regrename.c (reg_class_names): Likewise.
8890 * reload.c (reg_class_names): Likewise.
8891 * reload1.c (spill_failure): Likewise.
8892 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8894 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8896 * config/s390/s390.md ("reload_outti"): Remove predicate for
8897 output operand. Abort if operand is not a MEM.
8898 ("reload_outdi", "reload_outdf"): Likewise.
8900 2005-01-15 Marc Espie <espie@openbsd.org>
8902 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8903 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8904 * config/openbsd.h: Fix C++ includes for native configurations.
8905 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8906 Add trampoline support.
8907 * config/i386/openbsdelf.h: New.
8909 2005-01-15 Marc Espie <espie@openbsd.org>
8911 * collect2.c (main): Explicitly parse -dynamic-linker option.
8913 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8915 PR tree-optimization/19060
8916 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8917 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8918 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8919 and handle extract_range_from_cond returning false.
8920 * fold-const.c (fold): Optimize comparisons with min/max even for
8921 width > HOST_BITS_PER_WIDE_INT.
8923 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8925 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8926 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8927 Remove little endian multilib variants.
8928 Add mips32 multilib variant.
8930 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8932 * explow.c (copy_all_reg, stabilize): Remove.
8933 * expr.h: Remove the corresponding prototypes.
8935 * rtlanal.c (regs_set_between_p): Remove.
8936 * rtl.h: Remove the corresponding prototype.
8938 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8940 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8941 to rs6000_nonimmediate_operand.
8942 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8943 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8944 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8945 rs6000_nonimmediate_operand.
8946 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8947 rs6000_nonimmediate_operand.
8949 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8951 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8953 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8955 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8957 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8958 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8960 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8961 (rs6k_nonimmediate_operand): New.
8962 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8964 (legitimate_lo_sum_address_p): Same.
8965 (rs6000_legitimize_address): Same.
8966 (rs6000_legitimize_reload_address): Same.
8967 (rs6000_legitimate_address): Same.
8968 (spe_build_register_parallel): Pass DF and DC modes in a DI
8971 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8972 to rs6k_nonimmediate_operand.
8974 * config/rs6000/spe.md ("*frob_df_di"): New.
8975 ("*frob_di_df"): New.
8976 ("*frob_di_df_2"): New.
8977 ("*mov_sidf_e500_subreg0"): New.
8978 ("*mov_sidf_e500_subreg4"): New.
8979 ("*movdf_e500_double"): Change predicate to
8980 rs6k_nonimmediate_operand.
8982 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8984 * postreload.c (move2add_note_store): Only call
8985 trunc_int_for_mode on scalar integers.
8987 2005-01-14 Steven Bosscher <stevenb@suse.de>
8989 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8990 replace BB_VISITED uses.
8991 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8992 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8993 (tree_dce_done): Free visited_control_parents.
8994 (perform_tree_ssa_dce): Allocate and clear it.
8995 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8996 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8997 instead of BB_VISITED.
8999 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
9001 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
9002 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
9003 Remove unused prototypes.
9005 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9007 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
9008 64-bit register usage.
9009 (spe_func_has_64bit_regs_p): Add FIXME note.
9011 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
9013 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
9014 flag_finite_math_only with flag_unsafe_math_optimizations.
9016 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
9018 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
9020 (__tpf_eh_return): Copy TPF private stack area from the module
9021 boundary stack frame. Add check for when module addresses are
9022 equal, but no stub address is found.
9024 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9027 * arm.h (struct machine_function): Add call_via field.
9028 (thumb_call_via_label): Declare.
9029 * arm.c (thumb_call_via_label): New variable.
9030 (thumb_call_reg_needed): New variable.
9031 (arm_output_function_epilogue): For Thumb code, output any per-function
9032 call-indirect trampolines.
9033 (thumb_call_via_reg): New function.
9034 (arm_file_end): New function.
9035 (TARGET_ASM_FILE_END): Call arm_file_end.
9036 (aof_file_end): Likewise.
9037 * arm-protos.h (thumb_call_via_reg): Declare.
9038 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9039 thumb_call_via_reg in normal case.
9041 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9044 PR rtl-optimization/19348
9045 * recog.c (peephole2_optimize): Do global life update if some peephole
9046 decides it doesn't need at least one of its inputs and that change
9047 influences liveness at the start of the basic block.
9049 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9050 arguments instead of 1.
9052 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9055 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9056 zero for nested functions needing a static chain or functions
9057 with a non-constant address.
9059 2005-01-13 Roger Sayle <roger@eyesopen.com>
9061 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9062 (and (sign_extend X) C) into (zero_extend (and X C)).
9064 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9066 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9068 2005-01-13 Richard Henderson <rth@redhat.com>
9073 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9074 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9075 not just TARGET_SSE.
9076 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9077 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9078 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9079 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9080 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9081 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9082 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9083 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9084 (movdicc_c_rex64): Rename with '*'.
9085 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9086 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9087 (movsfcc_1_387): Rename from movsfcc_1.
9088 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9089 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9090 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9091 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9092 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9093 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9094 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9095 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9096 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9097 sse_movdfcc_const0_4): Remove.
9098 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9099 recognize min/max early. Update for changed sse cmove patterns.
9100 (ix86_split_sse_movcc): New.
9101 * config/i386/i386-protos.h: Update.
9103 2005-01-13 Steven Bosscher <stevenb@suse.de>
9105 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9106 (fix_stmt_v_may_defs): Likewise.
9108 2005-01-13 Richard Henderson <rth@redhat.com>
9110 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9111 for converting the mask.
9113 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9115 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9118 2005-01-13 Richard Henderson <rth@redhat.com>
9120 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9121 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9122 IX86_BUILTIN_MOVDQ2Q): Remove.
9123 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9124 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9125 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9127 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9128 (sse2_pextrw): Fix immediate constraint.
9129 (sse2_loadq, sse2_loadq_rex64): Remove.
9130 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9131 Use __builtin_ia32_vec_ext_<size>.
9132 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9134 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9136 * function.c (assign_parm_setup_block): Look inside original
9137 entry_parm when inspecting PARALLEL.
9139 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9140 Joel Sherrill <joel@oarcorp.com>
9143 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9144 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9145 rtems_gxx_recursive_mutex_init.
9146 (__gthread_recursive_mutex_lock): New function.
9147 (__gthread_recursive_mutex_trylock): Likewise.
9148 (__gthread_recursive_mutex_unlock): Likewise.
9150 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9152 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9154 2005-01-13 Jan Beulich <jbeulich@novell.com>
9156 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9157 (ashrti3_internal): Indicate output is early clobber. Generate result
9158 into output rather than first input. Use move for low word of output
9159 if shift count is exactly 64.
9160 (lshrti3_internal): Likewise.
9162 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9166 * reload1.c (delete_output_reload): Don't delete an output reload
9167 if the pseudo lives longer than a single basic block. Adjust and
9168 improve wording of comment.
9170 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9173 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9174 of TYPE_SIZE where we mean the number of bytes.
9176 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9178 * function.c (assign_parm_setup_block): Relax condition on
9179 multi-register optimization.
9181 2005-01-12 Nick Clifton <nickc@redhat.com>
9183 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9184 an "in_delay_slot" attribute of "no" to prevent them being used in
9185 delay slots. This is forbidden because they might generate
9188 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9191 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9194 2005-01-12 Nick Clifton <nickc@redhat.com>
9196 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9197 passed on to GAS) but do not define, as GAS no longer supports or
9198 needs the -m2000 option.
9200 2005-01-11 Roger Sayle <roger@eyesopen.com>
9202 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9203 type as args of unprototyped builtins aren't automatically promoted.
9204 (fold_builtin_abs): Likewise.
9206 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9208 * Makefile.in: Set a `build-warn' variable.
9210 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9212 PR tree-optimization/17949
9213 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9214 (find_interesting_uses_address): Use it.
9216 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9218 * regrename.c (kill_value): Handle subreg's that won't simplify.
9220 2005-01-11 Richard Henderson <rth@redhat.com>
9223 * config/i386/i386.h (enum ix86_builtins): Move ...
9224 * config/i386/i386.c: ... here.
9225 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9226 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9227 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9228 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9229 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9230 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9231 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9232 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9233 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9234 IX86_BUILTIN_LOADDDUP): Remove.
9235 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9236 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9237 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9238 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9239 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9240 (ix86_init_builtins): Make static.
9241 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9242 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9243 if all the modes match. Otherwise, fake it.
9244 (get_element_number, ix86_expand_vec_init_builtin,
9245 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9246 (ix86_expand_builtin): Make static. Update for changed builtins.
9247 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9248 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9249 (ix86_expand_vector_init_duplicate): New.
9250 (ix86_expand_vector_init_low_nonzero): New.
9251 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9252 Split out from ix86_expand_vector_init; handle integer modes.
9253 (ix86_expand_vector_init): Use them.
9254 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9255 * config/i386/i386-protos.h: Update.
9256 * config/i386/predicates.md (reg_or_0_operand): New.
9257 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9258 (movv2sf_internal): Likewise. And a splitter to match them all.
9259 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9260 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9261 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9262 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9263 (mmx_pinsrw): Fix operand ordering.
9264 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9265 rather than sse_loadss expander.
9266 (movv2df splitter): Similarly.
9267 (sse_loadss, sse_loadlss): Remove.
9268 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9269 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9270 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9271 (sse3_movddup): Rename with '*'.
9272 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9273 (sse2_loadsd): Remove.
9274 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9275 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9276 (sse2_pinsrw): Fix argument ordering.
9277 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9278 (sse2_stored): Remove 'r' destination.
9279 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9280 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9281 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9282 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9283 vec_extractv16qi, vec_initv16qi): New.
9285 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9286 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9287 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9289 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9290 (_mm_load_si128, _mm_store_si128): Likewise.
9291 (_mm_load1_pd): Use _mm_set1_pd.
9292 (_mm_load_sd): Use _mm_set_sd.
9293 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9294 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9295 (_mm_set_epi64): Use _mm_set_epi64x.
9296 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9297 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9298 _mm_setr_epi8): Use _mm_set_foo form.
9299 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9300 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9301 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9302 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9303 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9304 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9305 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9306 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9307 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9308 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9309 (_mm_movedup_pd): Use _mm_shuffle_pd.
9310 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9311 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9312 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9313 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9315 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9316 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9317 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9318 (_mm_store_ps): Use raw dereference.
9319 (_mm_store1_ps): Use _mm_storeu_ps.
9320 (_mm_storer_ps): Use _mm_store_ps.
9321 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9322 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9324 2005-01-11 Stan Shebs <shebs@apple.com>
9326 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9327 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9329 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9332 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9333 Skip all DECLs except for FIELD_DECLs.
9335 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9337 * config/s390/s390.c (override_options): Return error if
9338 -mbackchain, -mpacked-stack and -mhard-float are used together.
9339 (s390_va_start): Remove the backchain && packed-stack special case.
9340 (s390_gimplify_va_arg): Likewise.
9341 * doc/invoke.texi: Remove the ABI incompatibility note.
9343 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9345 * config/s390/s390.c (struct s390_frame_layout): Remove
9347 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9348 save_backchain_p with TARGET_BACKCHAIN.
9350 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9353 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9354 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9355 * function.c (locate_and_pad_parm): Set new field.
9356 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9357 Tweak where_pad test to include "none". Always set mem align for
9359 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9360 not sufficient for type.
9361 (assign_parm_setup_block): If stack_parm is zero on entry, always
9362 make a new stack local. Block move old stack parm if necessary
9363 to new aligned stack local.
9364 (assign_parm_setup_stack): Use a block move to handle
9365 potentially misaligned entry_parm.
9366 (assign_parms_unsplit_complex): Specify required alignment when
9367 creating stack local.
9368 * calls.c (compute_argument_addresses): Override alignment of stack
9369 arg calculated from its type with the alignment given by
9370 FUNCTION_ARG_BOUNDARY.
9371 (store_one_arg): Likewise.
9373 2005-01-11 Jan Beulich <jbeulich@novell.com>
9375 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9376 Change respective itanium_class attribute to ialu.
9377 (shladdp4_internal): New.
9378 * config/ia64/predicates.md (shladd_log2_operand): New.
9380 2005-01-11 Richard Henderson <rth@redhat.com>
9382 * expr.c (store_constructor): Use rtvec_alloc instead of
9383 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9385 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9387 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9389 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9391 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9392 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9393 (TARGET_RWRELOC): Define.
9394 (ia64_rwreloc_section_type_flags): Delete.
9395 (ia64_section_type_flags): New function.
9396 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9397 (TARGET_RWRELOC): Define.
9399 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9402 * config/ia64/ia64.c (process_set): For alloc insn, only call
9403 process_epilogue is !frame_pointer_needed.
9405 2005-01-10 Roger Sayle <roger@eyesopen.com>
9408 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9409 unary operator and can't be treated as a binary/comparison operator.
9411 2005-01-10 Richard Henderson <rth@redhat.com>
9413 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9414 (ix86_return_in_memory): Likewise.
9415 (function_arg_advance): Likewise. Mirror structure in function_arg
9416 for choosing register to advance.
9418 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9420 * tree-vectorizer.c, tree.def: Fix comment typos.
9422 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9424 * config/s390/s390.c (struct processor_costs): 4 new fields:
9425 ddbr, ddr, debr, der.
9426 (s390_rtx_costs): More precise handling of divide instructions.
9428 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9430 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9432 2005-01-10 Jan Beulich <jbeulich@novell.com>
9434 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9435 names resulting from -ffunction-sections/-fdata-sections and linkonce
9437 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9438 based on the section name. Rearrange the section name comparison logic
9439 slightly so that each section name is compared against at most once.
9441 2005-01-10 Ben Elliston <bje@au.ibm.com>
9443 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9444 targets for which -fPIC reduces limitations on the GOT size.
9446 2005-01-09 Falk Hueffner <falk@debian.org>
9448 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9451 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9454 * collect2.c (main): Set aixrtl_flag for -brtl option.
9455 (resolve_lib_name): Search for .so file extension before .a
9458 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9460 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9461 (vect_analyze_data_refs_alignment): Add dump prints.
9463 2005-01-09 Ira Rosen <irar@il.ibm.com>
9465 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9466 expr_invariant_in_loop_p.
9467 Initialize outputs first thing in the function.
9468 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9469 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9470 (vect_analyze_pointer_ref_access): Check that the initial condition of
9471 the access function is loop invariant.
9473 2005-01-09 Richard Henderson <rth@redhat.com>
9475 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9476 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9477 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9478 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9479 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9480 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9481 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9482 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9483 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9484 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9485 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9486 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9487 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9488 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9489 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9490 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9491 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9492 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9493 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9494 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9495 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9496 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9497 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9499 (mmx_clrdi, pavgusb): Remove.
9500 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9501 with leading sse_ prefix.
9502 * config/i386/sse.md: Receive them.
9503 * config/i386/mmx.md: New file.
9504 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9505 (subrv2sf3): Turn into expander for normal subtraction.
9506 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9507 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9508 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9509 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9510 commutative; use ix86_binary_operator_ok.
9511 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9512 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9513 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9514 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9515 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9516 Macroize from existing patterns; use ix86_binary_operator_ok.
9517 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9518 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9519 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9520 with vec_select+vec_concat.
9521 (mmx_pshufw, mmx_pshufw_1): Likewise.
9522 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9523 (mmx_uavgv4hi3): Model correctly.
9524 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9525 _mm_xor_si64): Remove casts.
9527 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9529 PR tree-optimization/19224
9530 * tree-scalar-evolution.c (get_instantiated_value,
9531 set_instantiated_value): New functions.
9532 (instantiate_parameters_1): Cache the results.
9533 (instantiate_parameters, resolve_mixers): Initialize and free
9536 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9538 * config/i386/i386.md (addhi_4): Correct reference in comment.
9541 2005-01-08 Richard Henderson <rth@redhat.com>
9543 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9544 (_mm_cvtsi128_si64x): Likewise.
9545 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9546 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9547 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9548 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9549 * config/i386/i386-protos.h: Update.
9550 * config/i386/i386.c (print_operand): Add 'H'.
9551 (ix86_fixup_binary_operands): Split out from ...
9552 (ix86_expand_binary_operator): ... here.
9553 (ix86_fixup_binary_operands_no_copy): New.
9554 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9555 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9556 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9557 (safe_vector_operand): Use CONST0_RTX.
9558 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9559 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9560 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9561 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9563 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9564 (IX86_BUILTIN_CMPNGESS): New.
9565 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9566 (attr type): Add sselog1.
9567 (attr unit, attr memory): Handle it.
9568 (movti, movti_internal, movti_rex64): Move near other integer moves.
9569 (movtf, movtf_internal): Move near other fp moves.
9570 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9571 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9572 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9573 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9574 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9575 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9576 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9577 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9578 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9579 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9580 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9581 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9582 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9583 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9584 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9585 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9586 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9587 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9588 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9589 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9590 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9591 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9592 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9593 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9594 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9595 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9596 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9597 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9598 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9599 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9600 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9601 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9602 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9603 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9604 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9605 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9606 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9607 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9608 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9609 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9610 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9611 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9612 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9613 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9615 (SSEPUSH, push<SSEPUSH>): Remove.
9616 (MMXPUSH, push<MMXPUSH>): Remove.
9617 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9618 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9619 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9620 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9621 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9622 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9623 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9624 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9625 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9626 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9627 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9628 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9629 (ppro_sse_log_V4SF): Handle sselog1.
9630 * config/i386/predicates.md (const_0_to_1_operand): New.
9631 (const_0_to_255_mul_8_operand): New.
9632 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9633 (const_2_to_3_operand, const_4_to_7_operand): New.
9634 * config/i386/sse.md: New file.
9635 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9636 (sse_movups): Rename from sse_movups_1.
9637 (sse_loadlss): Rename from sse_loadss_1.
9638 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9640 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9641 (absv4sf2, negv2df, absv2df): New.
9642 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9643 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9644 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9645 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9646 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9647 (sse3_addsubv4sf3): Model correctly.
9648 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9649 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9650 (sse_movhlps): Model with vec_select+vec_concat.
9651 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9652 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9653 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9654 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9655 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9656 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9657 sse2_pshufhw_1): Likewise.
9658 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9659 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9660 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9661 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9662 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9663 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9664 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9665 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9666 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9667 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9668 sminv8hi3): Mark commutative
9669 operands. Use ix86_binary_operator_ok.
9670 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9671 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9672 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9673 sse2_punpcklqdq): Allow operand2 in memory.
9674 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9675 sse2_movsd): Add memory alternatives.
9676 (sse_storelps): Turn expander into an insn; split after reload.
9677 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9678 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9680 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9682 * configure.ac (DWARF-2 debug_line): Use objdump.
9683 * configure: Regenerate.
9685 2005-01-08 Jeff Law <law@redhat.com>
9686 Diego Novillo <dnovillo@redhat.com>
9688 PR tree-optimization/18241
9689 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9690 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9691 statements with volatile operands.
9692 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9693 operands after marking a statement with has_volatile_ops.
9695 2005-01-08 Roger Sayle <roger@eyesopen.com>
9697 * tree.c (int_fits_type_p): Always honor integer constant
9698 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9700 2005-01-08 Roger Sayle <roger@eyesopen.com>
9702 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9703 the latent bug in rtl_delete_block has been resolved.
9705 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9707 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9708 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9710 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9712 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9713 library as @multilib_dir@/$(SHLIB_SONAME).
9715 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9717 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9718 * configure: Regenerate.
9720 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9722 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9725 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9728 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9729 Convert non-word aligned offset address using ld/std into
9732 2005-01-07 Richard Henderson <rth@redhat.com>
9734 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9736 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9738 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9740 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9742 PR tree-optimization/19283
9743 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9744 is not shorter than the original type.
9746 PR rtl-optimization/19012
9747 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9749 PR rtl-optimization/18861
9750 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9751 (FULL_STATE): Define.
9752 (mark_tablejump_edge): New function.
9753 (purge_dead_tablejump_edges): New function.
9754 (find_bb_boundaries): Use it.
9756 PR tree-optimization/18828
9757 * builtins.c (expand_builtin_next_arg): Remove argument and all
9758 the argument checking.
9759 (expand_builtin): Adjust caller.
9760 (expand_builtin_va_start): Likewise. Remove error for too many
9762 (fold_builtin_next_arg): Issue error for too many arguments.
9763 After checking arguments, replace them with magic arguments that
9764 prevent further checking of the args.
9766 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9768 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9770 2005-01-06 Roger Sayle <roger@eyesopen.com>
9773 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9774 and %{.S:...} (and their negative variants) to test whether the
9775 input file is assembler or pre-processed-assembler independent of
9776 the actual filename extension.
9778 2005-01-06 Roger Sayle <roger@eyesopen.com>
9780 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9781 of sign or zero extended values.
9783 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9785 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9786 for IBM long double format correctly.
9788 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9790 Fix PR tree-optimization/18792
9792 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9793 to first_loop_depth, and use loop depth instead of loop number.
9794 (build_classic_dir_vector): Ditto.
9795 (compute_data_dependences_for_loop): Use depth, not loop number.
9796 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9797 number. Pass in loops, instead of loop numbers.
9798 (gather_interchange_stats): Ditto.
9799 (linear_transform_loops): Ditto.
9801 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9804 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9805 biv_fits_mode_p, extension_within_bounds_p): New functions.
9806 (check_ext_dependent_givs): Use them.
9808 2005-01-06 Roger Sayle <roger@eyesopen.com>
9810 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9811 more than one barrier, in which case we should delete them all.
9813 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9815 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9817 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9819 Fix PR middle-end/19286
9821 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9822 output this subprogram, simply ignore this attempt to do it again.
9823 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9824 origin attribute if it's not possible.
9825 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9826 (decls_for_scope): Ditto.
9827 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9828 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9830 2005-01-05 Richard Henderson <rth@redhat.com>
9833 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9834 (bdesc_2arg): Use it.
9835 (ix86_expand_binop_builtin): Force operands into registers
9837 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9838 ix86_expand_sse_compare, ix86_expand_sse_comi,
9839 ix86_expand_builtin): Likewise.
9841 2005-01-05 Richard Henderson <rth@redhat.com>
9843 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9845 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9846 (mulv4hi3): Set itanium_class mmmul.
9847 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9848 (fpack): Rename from fpack_sfsf.
9850 2005-01-05 Richard Henderson <rth@redhat.com>
9853 * reload1.c (do_input_reload): Restrict the optimization deleteing
9854 a previous output reload to RELOAD_FOR_INPUT.
9856 2005-01-05 Steven Bosscher <stevenb@suse.de>
9858 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9859 comment that we fall through after case.
9860 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9861 (distribute_links): Likewise.
9862 * cse.c (cse_insn): Likewise.
9863 * cselib.c (cselib_invalidate_mem): Likewise.
9864 * df.c: Update comments at the top of the file.
9865 (read_modify_subreg_p): Update comments here too.
9866 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9867 * flow.c (mark_set_1): Likewise.
9868 (mark_used_regs): Likewise.
9869 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9870 (canon_list_insert): Likewise.
9871 (mark_set): Likewise.
9872 (try_replace_reg): Likewise.
9873 (store_killed_in_insn): Likewise.
9874 * loop.c (count_one_set): Likewise.
9875 (basic_induction_var): Likewise.
9876 * postreload-gcse.c (find_mem_conflicts): Likewise.
9877 * postreload.c (reload_combine_note_store): Likewise.
9878 (move2add_note_store): Likewise.
9879 * reload.c (find_equiv_reg): Likewise.
9880 (mark_referenced_resources): Likewise.
9881 * rtlanal.c (set_noop_p): Likewise.
9882 (note_stores): Likewise.
9883 (note_uses): Likewise.
9884 * sched-deps.c (sched_analyze_1): Likewise.
9885 * sched-rgn.c (check_live_1): Likewise.
9886 (update_live_1): Likewise.
9887 * config/i860/i860.c: Likewise.
9889 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9891 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9893 * doc/rtl.texi: Update documentation for bit-fields and SET.
9895 2005-01-05 Roger Sayle <roger@eyesopen.com>
9897 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9899 2005-01-05 Jan Hubicka <jh@suse.cz>
9900 Richard Henderson <rth@redhat.com>
9903 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9906 2005-01-05 Richard Henderson <rth@redhat.com>
9909 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9910 (sse_shufps): Change operand 3 to const_int_operand.
9911 (sse2_storelps): Fix typo in template.
9912 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9913 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9914 (ix86_expand_builtin): Likewise.
9916 2005-01-05 Julian Brown <julian@codesourcery.com>
9918 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9919 as aggregates for AAPCS ABIs.
9921 2005-01-05 Stan Shebs <shebs@apple.com>
9923 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9924 Mach-O getters if ppc64.
9925 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9927 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9928 signed four-byte field for global code case.
9929 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9931 2005-01-05 Roger Sayle <roger@eyesopen.com>
9934 * c-common.c: Include real.h.
9935 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9936 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9937 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9938 * Makefile.in (c-common.o): Update dependencies.
9940 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9942 * c-parse.in (asm_string): Add trailing semicolon.
9944 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9946 * c-parse.in (asm_string): New. Don't allow wide strings in
9948 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9949 asm_string instead of STRING.
9951 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9953 * c-typeck.c (constructor_no_implicit): Remove.
9954 (set_designator, process_init_element): Don't check
9955 constructor_no_implicit.
9957 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9958 Kaz Kojima <kkojima@gcc.gnu.org>
9961 * lcm.c (create_pre_exit): New.
9962 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9963 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9965 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9967 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9968 -msoft-float in target_float_switch.
9969 * arm.c (arm_override_options): Fix processing of target_float_switch.
9971 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9973 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9976 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9978 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9979 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9981 2005-01-04 Roger Sayle <roger@eyesopen.com>
9983 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9984 if deleting the then-block allows the test-block to fallthru to the
9987 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9990 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9991 after the full declaration if the are in two different TUs.
9993 2005-01-04 Richard Henderson <rth@redhat.com>
9996 * tree-sra.c (generate_one_element_init): Just
9997 call gimplify_and_add.
9998 (generate_element_init): Record the
9999 new referenced variables and mark them for renaming
10000 and split out to ...
10001 (generate_element_init_1): This.
10002 (scalarize_init): Don't call push_gimplify_context/
10003 pop_gimplify_context.
10005 2005-01-04 Geoffrey Keating <geoffk@apple.com>
10007 * toplev.c (get_src_pwd): Handle failure of getpwd().
10009 2005-01-04 Roger Sayle <roger@eyesopen.com>
10011 * fold-const.c (fold_single_bit_test): Delete unreachable handling
10013 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
10014 all the cases handled by it are inverted by invert_truthvalue.
10016 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10018 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
10019 (save_register_windowsi): Likewise.
10021 2005-01-04 Richard Henderson <rth@redhat.com>
10023 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10025 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10027 PR middle-end/17767
10028 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10029 any simplifications of vector mode comparison operators.
10030 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10032 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10033 Devang Patel <dpatel@apple.com>
10035 PR tree-optimization/18308
10036 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10037 the operands before creating a new expression.
10038 * dojump.c (do_jump): Make drop_through_label available
10039 for all cases. Add expansion of COND_EXPR.
10041 2005-01-04 Ira Rosen <irar@il.ibm.com>
10043 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10044 INTEGER_CST instead of TREE_CONSTANT.
10045 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10046 instead of TREE_CONSTANT.
10047 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10048 instead of TREE_CONSTANT.
10050 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10052 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10054 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10057 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10058 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10060 2005-01-03 Richard Henderson <rth@redhat.com>
10062 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10063 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10064 fold_convert_const_real_from_real): Split out from ...
10065 (fold_convert_const): ... here.
10067 2005-01-03 Richard Henderson <rth@redhat.com>
10070 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10071 (mov<MMXMODEI>_internal): Likewise.
10072 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10073 Add V2SF case; use it for SSE1; don't use TI.
10074 (movdf_integer): Likewise.
10075 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10077 2005-01-03 Ira Rosen <irar@il.ibm.com>
10079 * tree-vectorizer.c (vect_strip_conversions): New function.
10080 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10081 check for binary class.
10083 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10087 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10089 * gimple-low.c (mark_blocks_with_used_vars): New function.
10090 (mark_blocks_with_used_subblocks): Ditto.
10091 (mark_used_blocks): Ditto.
10092 (pass_mark_used_blocks): New pass.
10093 * tree-inline.c: Include debug.h.
10094 (expand_call_inline): Call outlining_inline_function here.
10095 * tree-optimize.c (init_tree_optimization_passes): Add
10096 pass_mark_used_blocks.
10097 * tree-pass.h (pass_mark_used_blocks): New.
10098 * Makefile.in (tree-inline.o): Add debug.h dependency.
10100 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10102 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10103 VAR_DECLs to have weak_import attribute.
10105 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10108 2004-01-03 Steven Bosscher <stevenb@suse.de>
10110 * passes.c (rest_of_compilation): Don't run regmove if only
10111 flag_expensive_optimizations, require flag_regmove instead.
10113 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10115 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10117 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10118 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10119 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10120 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10122 2005-01-03 Richard Henderson <rth@redhat.com>
10124 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10125 (ia64_const_ok_for_letter_p): New.
10126 (ia64_const_double_ok_for_letter_p): New.
10127 (ia64_extra_constraint): New.
10128 (ia64_expand_vecint_compare): New.
10129 (ia64_expand_vcondu_v2si): New.
10130 (ia64_expand_vecint_cmov): New.
10131 (ia64_expand_vecint_minmax): New.
10132 (ia64_print_operand): Add 'v'.
10133 (ia64_preferred_reload_class): New.
10134 (ia64_vector_mode_supported_p): New.
10135 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10136 (PREFERRED_RELOAD_CLASS): Move to function.
10137 (CONST_OK_FOR_LETTER_P): Move to function.
10138 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10139 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10140 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10141 (EXTRA_CONSTRAINT): Move to function.
10142 * config/ia64/ia64.md: Include vect.md.
10143 (itanium_class): Add mmalua.
10145 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10147 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10148 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10150 (const_int_2bit_operand): New.
10151 (fr_reg_or_0_operand): New.
10152 * config/ia64/ia64-modes.def: Add vector modes.
10153 * config/ia64/ia64-protos.h: Update.
10154 * config/ia64/vect.md: New file.
10156 2005-01-03 Richard Henderson <rth@redhat.com>
10158 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10160 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10163 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10165 (log1pdf2): Change mode of operands[0,1] to DFmode.
10167 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10169 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10170 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10171 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10172 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10173 SPARC_RELAXED_ORDERING.
10175 2005-01-03 Richard Henderson <rth@redhat.com>
10176 Uros Bizjak <uros@kss-loka.si>
10179 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10180 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10181 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10183 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10184 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10185 const_pow2_1_to_128_operand): New predicates.
10187 2005-01-02 Greg McGary <greg@mcgary.org>
10189 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10191 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10192 object. [ptr_type]: Remove unused variable.
10193 Remember nearest addressable array-element or record-component
10194 when checking bitfield components. Tolerate empty BIND_EXPR.
10196 2005-01-01 Richard Henderson <rth@redhat.com>
10198 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10199 that don't narrow the value. Fail for other conversions.
10201 2005-01-01 Richard Henderson <rth@redhat.com>
10204 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10205 * c-lang.c (finish_file): Don't do it here.
10206 * objc/objc-act.c (objc_finish_file): Likewise.
10208 * cgraph.c (decl_assembler_name_equal): New.
10209 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10210 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10211 * cgraph.h (struct cgraph_varpool_node): Add next.
10212 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10213 * varasm.c (assemble_alias): Mark the target as needed.
10215 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10217 PR middle-end/19221
10218 * function.c (get_arg_pointer_save_area): Use entry_of_function
10219 instead of get_insns.
10221 2005-01-01 Roger Sayle <roger@eyesopen.com>
10222 Andrew Pinski <pinskia@physics.uc.edu>
10223 James E. Wilson <wilson@specifixinc.com>
10225 PR rtl-optimization/12092
10226 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10229 2005-01-01 Roger Sayle <roger@eyesopen.com>
10230 Olivier Hainque <hainque@act-europe.fr>
10232 * tree.c (int_fits_type_p): A narrower type always fits in a
10233 wider one, except for negative values into unsigned types.
10235 2005-01-01 Roger Sayle <roger@eyesopen.com>
10237 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10238 with the original constant rather than require TREE_OVERFLOW.
10240 2005-01-01 Steven Bosscher <stevenb@suse.de>
10242 PR middle-end/17544
10243 * c-decl.c (finish_function): If compiling C99, annotate the
10244 compiler generated return with the current file name and line 0.
10245 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10246 the source line is greater than 0.
10247 (remove_bb): Likewise.