1 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
3 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
4 gen_lowpart_for_combine.
5 * cse.c (gen_lowpart_if_possible): Move...
6 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
8 (gen_lowpart_no_emit_general): Use it.
10 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
12 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
15 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
19 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
21 * config/bfin/bfin-modes.def: New file.
22 * config/bfin/bfin-protos.h: New file.
23 * config/bfin/bfin.c: New file.
24 * config/bfin/bfin.h: New file.
25 * config/bfin/bfin.md: New file.
26 * config/bfin/bfin.opt: New file.
27 * config/bfin/crti.s: New file.
28 * config/bfin/crtn.s: New file.
29 * config/bfin/elf.h: New file.
30 * config/bfin/lib1funcs.asm: New file.
31 * config/bfin/predicates.md: New file.
32 * config/bfin/t-bfin: New file.
33 * config/bfin/t-bfin-elf: New file.
34 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
35 Document new attributes.
36 (interrupt, interrupt_handler, saveall): Update documentation for
38 * doc/install.texi (Specific): Add entry for the Blackfin.
39 * doc/invoke.texi (Blackfin Options): New section.
40 * doc/md.texi (Blackfin family): New section to document constraints.
41 * config.gcc: Add bfin*-* and bfin*-elf configurations.
43 2005-04-05 Olivier Hainque <hainque@adacore.com>
45 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
46 match what the system unwinder expects.
47 * config/mips/mips.c (mips_frame_set): If we're saving the return
48 address register and the dwarf return address column number differs
49 from the hard register number, adjust the note reg to refer to the
52 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
54 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
55 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
56 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
57 (processor_type): New enum.
58 (mn10300_processor): New variable.
59 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
60 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
61 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
62 (PROCESSOR_DEFAULT): New macro.
63 * config/mn10300/mn10300.c (mn10300_processor): New variable.
64 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
65 (mn10300_handle_option, mn10300_override_options): New functions.
66 * config/mn10300/mn10300.opt: New file.
68 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
69 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
71 PR tree-optimization/19903
72 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
73 that don't fit in their type after conversion.
75 2005-04-05 Uros Bizjak <uros@kss-loka.si>
78 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
79 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
80 Allocate local stack slots here. Set ix86_optimize_mode_switching.
81 flag here. Implement using define_insn_and_split.
82 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
83 (frndintxf2_mask_pm_i387): New insn patterns.
84 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
85 Do not set ix86_optimize_mode_switching flag.
86 (ceilsf2, ceildf2, ceilxf2): Same.
87 (btruncsf2, btruncdf2, btruncxf2): Same.
88 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
90 2005-04-05 Ian Lance Taylor <ian@airs.com>
93 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
94 i386_pe_record_external_function.
95 (i386_pe_record_external_function): Update declaration.
96 * config/i386/winnt.c (struct extern_list): Add decl field.
97 (i386_pe_record_external_function): Add decl parameter.
98 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
100 * config/i386/i386-protos.h (i386_pe_record_external_function):
103 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
105 * config/m68k/m68k-protos.h: Add a prototype for
106 valid_dbcc_comparison_p_2.
107 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
108 extend_operator, const_uint32_operand, const_sint32_operand,
109 general_src_operand, nonimmediate_src_operand,
110 memory_src_operand, post_inc_operand, pre_dec_operand,
111 pcrel_address): Move to predicates to predicates.md.
112 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
113 * config/m68k/m68k.md: Include predicates.md.
114 * config/m68k/predicates.md: New.
116 2005-04-04 Roger Sayle <roger@eyesopen.com>
118 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
120 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
122 2005-04-04 Ian Lance Taylor <ian@airs.com>
124 * c-typeck.c (struct c_switch): Rename switch_stmt field to
126 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
127 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
128 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
129 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
130 * c-common.c (c_do_switch_warnings_1): New static function broken
131 out of c_do_switch_warnings.
132 (c_do_switch_warnings): Call c_do_switch_warnings_1.
133 (c_do_switch_expr_warnings): New function.
134 * c-common.h (c_do_switch_expr_warnings): Declare.
136 2005-04-04 David Edelsohn <edelsohn@gnu.org>
137 Daniel Jacobowitz <dan@codesourcery.com>
139 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
141 * rtlanal.c (may_trap_p): Same.
143 2005-04-04 Dale Johannesen <dalej@apple.com>
145 * ChangeLog: remove reference to ChangeLog.12.
147 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
149 CRIS epilogue as RTL.
150 * config/cris/cris.md: Change all 0 in unspec 0 to
152 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
153 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
155 ("return"): Change to define_expand. Call cris_expand_return for
157 ("*return_expanded"): New pattern.
158 ("epilogue"): New define_expand.
159 * config/cris/cris.h (PREDICATE_CODES): Add
160 cris_load_multiple_op.
161 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
163 (enum cris_retinsn_type): New.
164 (struct machine_function): New member return_type.
165 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
166 (cris_target_asm_function_epilogue): Remove, moving RTLified
168 (cris_expand_epilogue): New function.
169 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
170 (cris_gen_movem_load, cris_load_multiple_op)
171 (cris_return_address_on_stack_for_return, cris_expand_return): New
173 (cris_target_asm_function_prologue)
174 (cris_initial_frame_pointer_offset): Call
175 cris_reg_saved_in_regsave_area instead of complicated expression.
176 Call cris_return_address_on_stack instead of an expression.
177 (cris_print_operand) <case 'o', case 'O'>: New cases.
178 (cris_return_address_on_stack): Change return-type to bool.
179 (cris_simple_epilogue): Ditto. Return false if registers are
181 * config/cris/cris-protos.h (cris_simple_epilogue)
182 (cris_return_address_on_stack): Adjust prototype return type.
183 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
184 (cris_return_address_on_stack_for_return): New prototypes.
186 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
188 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
189 gpr_or_int12_operand.
191 * config/frv/frv-protos.h: Add a prototype to
192 frv_legitimate_memory_operand and frv_const_unspec_p.
193 (frv_unspec): Move from frv.c.
194 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
195 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
196 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
197 gpr_or_fpr_operand, gpr_or_int12_operand,
198 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
199 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
200 int6_operand, int5_operand, uint5_operand, uint4_operand,
201 uint1_operand, int_2word_operand, uint16_operand,
202 upper_int16_operand, integer_register_operand,
203 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
204 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
205 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
206 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
207 move_destination_operand, movcc_fp_destination_operand,
208 frv_function_symbol_referenced_p, move_source_operand,
209 condexec_dest_operand, condexec_source_operand,
210 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
211 const_unspec_operand, gpr_or_memory_operand,
212 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
213 icc_operand, fcc_operand, cc_operand, icr_operand,
214 fcr_operand, cr_operand, call_operand, sibcall_operand,
215 symbolic_operand, relational_operator,
216 integer_relational_operator, float_relational_operator,
217 ccr_eqne_operator, minmax_operator,
218 condexec_si_binary_operator, condexec_si_media_operator,
219 condexec_si_divide_operator, condexec_si_unary_operator,
220 condexec_sf_conv_operator, condexec_sf_add_operator,
221 condexec_memory_operand, intop_compare_operator, acc_operand,
222 even_acc_operand, quad_acc_operand, accg_operand: Move to
224 * config/frv/frv.h (PREDICATE_CODES): Remove.
225 * config/frv/frv.md: Include predicates.md.
226 * config/frv/predicates.md: New.
228 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
231 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
232 * tree-ssa-loop-ivopts.c: Include langhooks.h.
233 (add_standard_iv_candidates_for_size): New function, extracting code
234 from add_standard_iv_candidates and parameterizing it by type size.
235 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
237 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
239 * system.h (GCOV_SIZE_TYPE): Unposion.
240 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
241 (GCOV_TYPE_SIZE): ...this new macro.
242 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
243 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
244 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
245 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
246 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
247 instead of unsigned_intSI_type_node.
248 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
249 (rtl_gen_one_value_profiler_no_edge_manipulation)
250 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
251 * value-prof.c: Include coverage.h.
253 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
254 Diego Novillo <dnovillo@redhat.com>
256 Fix PR tree-optimization/20703
257 Fix PR tree-optimization/20725
259 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
260 (create_expression_by_pieces): Ditto.
261 (valid_in_set): Ditto. Also handle tcc_declaration.
262 (find_or_generate_expression): Handle comparison class.
263 (insert_into_preds_of_block): Ditto.
265 (create_value_expr_from): Handle comparison class, recursively
266 handle reference nodes.
267 (compute_avail): Handle comparison classes, rewrite a little cleaner.
268 (execute_pre): Fix spacing.
269 (do_fre): Renamed to execute_fre.
271 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
273 * doc/invoke.texi (SPARC options): Document that
274 -mlittle-endian is not supported on Linux either.
276 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
280 * config.gcc (Obsolete configurations): Remove
281 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
282 (sparclite-*-coff*): Delete.
283 (sparclite-*-elf*): Likewise.
284 (sparc86x-*-elf*): Likewise.
285 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
286 * config/sparc/lite.h: Delete.
287 * config/sparc/litecoff.h: Likewise.
288 * config/sparc/liteelf.h: Likewise.
289 * config/sparc/sp86x-elf.h: Likewise.
290 * config/sparc/t-sparclite: Likewise.
291 * config/sparc/t-sp86x: Likewise.
293 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
295 * config/s390/s390-protos.h: (s390_comparison,
296 s390_alc_comparison, s390_slb_comparison, const0_operand,
297 consttable_operand, larl_operand, s_operand,
298 shift_count_operand, bras_sym_operand, load_multiple_operation,
299 store_multiple_operation, s390_plus_operand): Remove prototypes.
300 (s390_legitimate_address_without_index_p): New prototype.
301 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
303 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
304 const0_operand, consttable_operand, larl_operand, s_operand,
305 shift_count_operand, bras_sym_operand, load_multiple_operation,
306 store_multiple_operation, s390_plus_operand): Move to
308 (check_mode): Remove.
309 (s390_branch_condition_mask): Remove 'static'. Move prototype to
311 (s390_legitimate_address_without_index_p): New.
312 * config/s390/s390.h (PREDICATE_CODES): Remove.
313 * config/s390/s390.md: Include predicates.md.
314 * config/s390/predicates.md: New.
316 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
319 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
320 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
321 (NEED_INDICATE_EXEC_STACK): Define to 1.
322 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
323 (NEED_INDICATE_EXEC_STACK): Define to 1.
324 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
325 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
326 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
327 (pic_helper_emitted_p): New global.
328 (emit_pic_helper): New function extracted from...
329 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
330 Do not call emit_pic_helper if delay_pic_helper is true.
331 (sparc_expand_prologue): Pass 'false' to load_pic_register.
332 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
333 (sparc_file_end): New function.
335 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
337 * config/mcore/mcore-protos.h: Remove the prototypes for
338 mcore_arith_reg_operand, mcore_general_movsrc_operand,
339 mcore_general_movdst_operand, mcore_reload_operand,
340 mcore_arith_J_operand, mcore_arith_K_operand,
341 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
342 mcore_arith_K_S_operand, mcore_arith_imm_operand,
343 mcore_arith_any_imm_operand, mcore_arith_O_operand,
344 mcore_literal_K_operand, mcore_addsub_operand,
345 mcore_compare_operand, mcore_load_multiple_operation,
346 mcore_store_multiple_operation, mcore_call_address_operand.
347 Add a prototype for const_ok_for_mcore.
348 * config/mcore/mcore.c (mcore_call_address_operand,
349 mcore_general_movsrc_operand, mcore_general_movdst_operand,
350 mcore_arith_reg_operand, mcore_reload_operand,
351 mcore_arith_J_operand, mcore_arith_K_operand,
352 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
353 mcore_arith_M_operand, mcore_arith_imm_operand,
354 mcore_arith_any_imm_operand, mcore_arith_O_operand,
355 mcore_literal_K_operand, mcore_addsub_operand,
356 mcore_compare_operand, mcore_load_multiple_operation,
357 mcore_store_multiple_operation): Move to predicates.md.
358 (const_ok_for_mcore): Export.
359 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
360 * config/mcore/mcore.md: Include predicates.md.
361 * config/mcore/predicates.md: New.
363 * config/mcore/predicates.md: Fix a comment typo.
365 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
366 Adrian Straetling <straetling@de.ibm.com>
368 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
369 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
370 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
372 ("imul"): Removed from "type" attribute.
373 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
374 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
375 Changed type to imulsi.
376 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
378 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
380 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
381 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
382 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
383 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
384 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
385 (TARGET_SWITCHES, mcore_stack_increment_string)
386 (TARGET_OPTIONS): Delete.
387 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
388 than *_BIT constants.
389 (TARGET_8ALIGN): #undef old definition before redefining to 1.
390 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
391 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
392 (mcore_override_options): Delete mcore_stack_increment code.
393 Change use of M340_BIT to MASK_M340.
394 * config/mcore/mcore.opt: New file.
396 2005-04-04 Ian Lance Taylor <ian@airs.com>
398 * config/arm/arm.c (replace_symbols_in_block): Remove static
401 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
403 * config/fr30/fr30-protos.h: Remove the prototypes for
404 stack_add_operand, add_immediate_operand,
405 high_register_operand, low_register_operand, call_operand,
406 di_operand, and nonimmediate_di_operand.
407 * config/fr30/fr30.c (stack_add_operand,
408 add_immediate_operand, high_register_operand,
409 low_register_operand, call_operand, di_operand,
410 nonimmediate_di_operand): Move to predicates.md.
411 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
412 * config/fr30/fr30.md: Include predicates.md.
413 * config/fr30/predicates.md: New.
415 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
416 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
417 mcore_call_address_operand.
419 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
420 general_movsrc_operand.
422 2005-04-04 Alan Modra <amodra@bigpond.net.au>
424 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
427 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
430 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
433 2005-04-04 Richard Henderson <rth@redhat.com>
434 Jakub Jelinek <jakub@redhat.com>
436 PR rtl-optimization/16104
437 * fold-const.c (fold_unary): Fix folding of vector conversions.
439 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
441 * config.gcc (xstormy16-*-elf): Set extra_options.
442 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
443 * config/stormy16/stormy16.opt: New file.
445 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
447 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
448 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
449 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
450 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
451 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
452 (TARGET_UNIX_ASM): Delete.
453 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
454 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
455 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
456 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
457 * config/pdp11/pdp11.opt: New file.
459 2005-04-03 Roger Sayle <roger@eyesopen.com>
460 Alexandre Oliva <aoliva@redhat.com>
463 * fold-const.c (non_lvalue): Split tests into...
464 (maybe_lvalue_p): New function.
465 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
466 C++ front-end prior to lowering into gimple form.
468 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
471 BUILT_IN_STRNCASECMP): New.
472 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
475 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
478 * arm.md (addsi3_compare0_for_combiner): Delete.
479 (addsi3_compare0_scratch_for_combiner): Delete.
480 (cmpsi_neg_shiftsi): Delete.
481 (compare_negsi_si): New pattern.
482 (cmpsi_negshiftsi_si): New pattern.
483 (negated_cbranchsi4): Restrict to equality_operator.
485 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
488 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
490 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
493 * doc/install.texi: Fix a typo.
495 2005-04-03 Steven Bosscher <stevenb@suse.de>
498 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
499 a computed goto if the edge to the computed goto block has
500 incoming abnormal edges. Clarify how the function works.
502 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
504 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
505 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
506 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
507 hash_scan_set, reg_set_between_after_reload_p,
508 reg_used_between_after_reload_p, get_avail_load_store_reg,
509 eliminate_partially_redundant_load): Likewise.
510 * postreload.c (reload_cse_simplify_set,
511 reload_combine_note_use): Likewise.
512 * predict.c (predict_insn, expected_value_to_br_prob,
513 propagate_freq, expensive_function_p): Likewise.
514 * print-rtl.c (print_rtx): Likewise.
515 * profile.c (instrument_edges, instrument_values,
516 compute_branch_probabilities, branch_prob, union_groups,
517 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
518 * protoize.c (in_system_include_dir, file_could_be_converted,
519 file_normally_convertible, gen_aux_info_file, seek_to_line,
520 do_cleaning): Likewise.
521 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
522 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
523 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
525 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
527 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
528 * modulo-sched.c (undo_replace_buff_elem): New structure.
529 (kernel_number_of_cycles, ps_unschedule_node,
530 undo_generate_reg_moves,free_undo_replace_buff,
531 undo_permute_partial_schedule, loop_single_full_bb_p,
532 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
533 build_loops_structure, get_sched_window): New.
534 (generate_reg_moves): Return undo_replace_buff_elem and other
536 (generate_prolog_epilog): Remove old loop versioning.
537 (sms_schedule): Use loop information and loop_version.
538 (sms_schedule_by_order): Split part of it to get_sched_window.
539 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
540 cfg_layout_finalize and free_dominance_info before/after SMS.
542 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
544 * cfghooks.c (lv_flush_pending_stmts,
545 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
546 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
547 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
548 lv_add_condition_to_bb,
549 lv_adjust_loop_header_phi, extract_cond_bb_edges,
550 flush_pending_stmts): New in cfg_hooks structure.
551 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
552 extract_cond_bb_edges, lv_adjust_loop_header_phi,
553 lv_add_condition_to_bb): New declarations.
554 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
556 (loop_version): Declare.
557 * cfgloopmanip.c (cfghooks.h): Include.
558 (duplicate_loop_to_header_edge): Change return type to bool.
559 (loop_version, lv_adjust_loop_entry_edge): Move here.
560 * cfgrtl.c (cfgloop.h): Include.
561 (rtl_verify_flow_info_1): Fix.
562 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
563 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
565 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
566 tree_lv_add_condition_to_bb): New.
567 (tree_cfg_hooks): Add new hooks to initialization.
568 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
569 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
571 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
573 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
574 xstormy16_below100_or_register,
575 xstormy16_splittable_below100_or_register, and
576 nonimmediate_nonstack_operand.
578 * config/stormy16/stormy16-protos.h: Remove the prototypes for
579 xstormy16_ineqsi_operator, equality_operator,
580 inequality_operator, shift_operator,
581 xstormy16_below100_operand, xstormy16_below100_or_register,
582 xstormy16_splittable_below100_or_register,
583 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
584 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
585 equality_operator, inequality_operator,
586 xstormy16_below100_operand, xstormy16_below100_or_register,
587 xstormy16_splittable_below100_or_register,
588 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
589 nonimmediate_nonstack_operand, shift_operator): Move to
591 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
592 * config/stormy16/stormy16.md: Include predicates.md.
593 * config/stormy16/predicates.md: New.
595 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
597 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
598 small_int, large_int, reg_or_0_operand, simple_memory_operand,
599 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
600 move_operand, power_of_2_operand): Move to predicates.md.
601 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
602 PREDICATE_CODE): Remove.
603 * config/iq2000/iq2000.md: Include predicates.md.
604 * config/iq2000/predicates.md: New.
606 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
608 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
609 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
610 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
611 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
612 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
613 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
614 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
615 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
616 (TARGET_M68HC11): Delete.
617 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
618 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
619 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
620 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
621 (nb_soft_regs): Delete.
622 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
623 (m68hc11_override_options): Remove the code that caters for MASK_M6811
624 and MASK_M6812 being set simultaneously. Change the code that sets
625 the default m68hc11_soft_reg_count to use integers instead of strings.
626 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
627 m68hc11_soft_reg_count (which now has an int type) as the number
629 * config/m68hc11/m68hc11.opt: New file.
631 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
633 * config/fr30/fr30.h (PREDICATE_CODES): Remove
634 fp_displacement_operand, sp_displacement_operand.
636 * config/m68hc11/m68hc11-protos.h: Add a prototype for
638 Remove the prototypes for tst_operand, cmp_operand,
639 stack_register_operand, d_register_operand,
640 hard_addr_reg_operand, splitable_operand,
641 m68hc11_logical_operator, m68hc11_arith_operator,
642 m68hc11_non_shift_operator, m68hc11_shift_operator,
643 m68hc11_unary_operator, m68hc11_eq_compare_operator,
644 non_push_operand, hard_reg_operand, and
645 reg_or_some_mem_operand.
646 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
648 (tst_operand, cmp_operand, non_push_operand,
649 splitable_operand, reg_or_some_mem_operand,
650 stack_register_operand, d_register_operand,
651 hard_addr_reg_operand, hard_reg_operand,
652 m68hc11_eq_compare_operator, m68hc11_logical_operator,
653 m68hc11_arith_operator, m68hc11_non_shift_operator,
654 m68hc11_shift_operator, m68hc11_unary_operator): Move to
656 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
657 * config/m68hc11/m68hc11.md: Include predicates.md.
658 * config/m68hc11/predicates.md: New.
660 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
663 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
664 change checked in along with 2005-03-03's patch for debug/20253.
665 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
666 (remap_decl): Insert type decl in map earlier.
668 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
670 PR tree-optimization/20640
671 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
672 post-dominator if it has phi nodes.
673 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
674 before dead statements.
676 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
679 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
681 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
683 PR rtl-optimization/20290
684 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
685 in every iteration if the entry point is the exit test.
687 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
689 * config/cris/cris.md (attribute "length"): Define.
691 2005-04-02 Geoffrey Keating <geoffk@apple.com>
693 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
694 (word_offset_memref_operand): New.
695 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
696 (indexed_or_indirect_operand): Delete.
697 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
698 (indexed_or_indirect_operand): Delete.
700 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
703 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
706 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
707 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
709 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
711 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
713 2005-04-01 Ian Lance Taylor <ian@airs.com>
715 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
716 (rus, prus): Remove static variables.
717 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
718 (process_command): Permit report_times and use_pipes together.
720 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
722 * c-decl.c (validate_proto_after_old_defn): Look at
723 TYPE_MAIN_VARIANT of argument types.
725 2005-04-01 Paul Brook <paul@codesourcery.com>
727 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
728 (arm_output_function_epilogue): Allow call_via_SP.
729 (thumb_call_via_reg, arm_file_end): Ditto.
730 * config/arm/arm.h (struct machine_function): Include space for SP.
731 (thumb_call_via_label): Update declaration.
733 2005-04-01 Ian Lance Taylor <ian@airs.com>
735 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
736 doing a peephole optimization, once again put any notes in the
739 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
741 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
743 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
745 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
746 (block_alloc, find_free_reg): Likewise.
747 * loop-doloop.c (doloop_modify): Likewise.
748 * loop-invariant.c (record_use): Likewise.
749 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
750 get_iv_value, canon_condition, eliminate_implied_condition,
751 eliminate_implied_condition, simplify_using_initial_values,
752 shorten_into_mode, canonicalize_iv_subregs,
753 iv_number_of_iterations): Likewise.
754 * loop-unroll.c (expand_var_during_unrolling): Likewise.
755 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
756 unswitch_loop): Likewise.
757 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
758 move_movables, replace_call_address, find_and_verify_loops,
759 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
760 record_giv, final_giv_value, general_induction_var,
761 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
762 loop_giv_dump): Likewise.
764 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
765 GCOV_CHECK_WRITING): Remove.
766 (gcov_position, gcov_rewrite): Use gcc_assert.
767 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
768 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
769 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
772 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
774 * tree-inline.c: Fix a typo.
776 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
778 * configure.ac (enable-checking): Explicitly set all variables for
779 collective switch values. Alphabetize variables. Rename
780 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
782 * doc/install.texi (enable-checking): Update documentation.
783 * configure: Rebuilt.
785 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
787 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
790 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
792 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
793 Also reject cases where this pattern will cause load delay stalls
794 unless optimizing for size and it will produce a shorter sequence.
795 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
796 variants to avoid pre-adjusting the base when possible.
798 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
800 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
801 the frame and argument pointers.
802 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
803 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
804 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
805 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
806 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
807 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
809 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
811 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
812 with entry for selectany attribute.
813 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
815 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
816 (i386_pe_asm_named_section): Handle sections generated by
818 * doc/extend.texi (selectany): Document attribute.
820 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
821 Jan Hubicka <jh@suse.cz>
823 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
824 to fix addresses involving EBP and ESP.
825 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
826 for SUBREGed registers.
827 (legitimate_address_p): Accept SUBREGed registers.
829 2005-04-01 Jakub Jelinek <jakub@redhat.com>
832 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
833 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
836 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
838 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
840 2005-04-01 James E Wilson <wilson@specifixinc.com>
843 * dwarf2out.c (rtl_for_decl_init): New function.
844 (rtl_for_decl_location): Extracted from here.
845 (tree_add_const_value_attribute): Call rtl_for_decl_init and
846 add_const_value_attribute. Delete initializer_constant_valid_p call.
848 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
850 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
851 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
852 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
853 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
854 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
855 config/i386/i386.md, config/rs6000/predicates.md,
856 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
857 config/s390/s390.c, config/stormy16/stormy16.c,
858 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
861 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
864 * gimplify.c (gimplify_expr): Create a temporary for lvalue
865 COND_EXPR and CALL_EXPR.
867 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
870 * genautomata.c (first_cycle_unit_presence): Check all alternative
871 states for unit presence.
873 * doc/md.texi: Remove remark about impossibility to query unit
874 presence in non nondeterministic automaton state.
876 * config/ia64/ia64.c (get_template): Change order of unit querying.
878 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
880 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
883 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
885 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
886 flag for edges outside any loops.
888 2005-03-31 Janis Johnson <janis187@us.ibm.com>
890 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
892 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
894 * tree-ssa-alias.c: Follow spelling conventions.
895 * doc/tree-ssa.texi: Fix a typo.
897 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
899 * postreload-gcse.c: Include target.h.
900 (gcse_after_reload_main): Return early if we cannot modify jumps.
901 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
903 2005-03-31 David Edelsohn <edelsohn@gnu.org>
905 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
906 expensive operations.
908 2005-03-31 Ian Lance Taylor <ian@airs.com>
910 * collect2.c (lderrout): New variable.
911 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
912 if it is set, to stderr.
913 (handler): Unlink lderrout if it is set.
914 (dump_file): Add "to" parameter. Change all callers.
915 (main): Initialize lderrout.
916 (collect_execute): Add errname parameter. Change all callers.
917 Rename redir parameter to outname. Never pass
918 PEX_STDERR_TO_STDOUT to pex_run.
919 * collect2.h (collect_execute, dump_file): Update declarations.
920 * tlink.c (tlink_execute): Add errname parameter. Change all
922 (do_tlink): Check lderrout as well as ldout.
924 2005-03-31 Caroline Tice <ctice@apple.com>
926 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
927 (bb-reorder.o): Add errors.h to list of requirements.
928 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
929 profiledbootstrap flags.
930 * bb-reorder.c (errors.h): Add new include.
931 (struct bbro_basic_block_data_def): Add new field, in_trace.
932 (add_unlikely_executed_notes): Remove function.
933 (mark_bb_for_unlikely_executed_section): Remove function.
934 (insert_section_boundary_note): New function.
935 (verify_hot_cold_block_grouping): New function.
936 (push_to_next_round_p): Remove variables and tests that push all
937 cold blocks to last round.
938 (find_traces): Remove code that added extra round of trace finding
939 when doing partitioning.
940 (find_traces_1_round) : Remove variable last_round; add code to
941 update new struct field, in_trace; correct trace_length where it was
942 incorrect before (after call to copy_bb); change code that pushed all
943 cold blocks to last round. Instead verify that all blocks going into
944 a trace belong in the same partition.
945 (connect_traces): Modify to connect the traces in two passes, if the
946 function contains both hot and cold blocks. The first pass connects
947 all the traces for blocks in the partition that the first block in
948 the function belongs to; the second pass connnects all the traces
949 containing blocks that belong in the other partition.
950 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
951 code that automatically put the first block in a function into the
952 hot partition if the function had any hot blocks.
953 (fix_crossing_unconditional_branches): Check number of succ edges
954 before attempting to get one.
955 (fix_edges_for_rarely_executed_code): Update comment describing
957 (reorder_basic_blocks): Add code to initialize new field (in_trace);
958 remove call to add_unlikely_executed_notes; add call to
959 verify_hot_cold_block_grouping.
960 (duplicate_computed_gotos): Don't change computed goto if it's a
962 (partition_hot_cold_basic_blocks): Update function comment.
963 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
965 (try_forward_edges): Likewise.
966 (merge_blocks_move_predecessor_nojumps): Likewise.
967 (merge_blocks_move_successor_nojumps): Likewise.
968 (merge_blocks_move): Likewise.
969 (try_crossjump_bb): Likewise.
970 * cfglayout.c (update_unlikely_executed_notes): Remove function.
971 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
972 notes to cold bb's; remove call to update_unlikely_executed_notes.
973 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
974 NOTE_INSN_SWITCH_TEXT_SECTIONS.
975 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
976 function declaration.
977 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
979 (rtl_can_merge_blocks): Remove redundancy from condition.
980 (try_redirect_by_replacing_jump): Likewise.
981 (force_nonfallthru_and_redirect): Remove code for adding
982 UNLIKELY_EXECUTED_CODE notes to cold bb's.
983 (commit_one_edge_insertion): Likewise.
984 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
985 * dbxout.c (FORCE_TEXT): Replace function_section with
986 current_function_section.
987 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
988 function, switch_text_section.
989 (struct xcoff_debug): Likewise.
990 (dbxout_function_end): Add code to put out label diffs for both
991 hot and cold sections.
992 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
993 for new debug_hooks funciton, switch_text_section..
994 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
996 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
997 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
998 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
999 dw_fde_switched_sections.
1000 (output_call_frame_info): Add test to see if function switches text
1001 sections in the middle; if so, use appropriate extra hot and cold
1002 section labels to compute size deltas for the hot and cold sections.
1003 (dwarf2out_begin_prologue): Add code to initialize new fields in
1005 (dwarf2out_switch_text_section): New function (invoked through
1006 debug_hook); updates new fields in dw_fde_struct appropriately and
1007 increments separate_line_info_table_in_use.
1008 (dwarf2_debug_hooks): Initialize switch_text_section function to be
1009 dwarf2out_switch_text_section.
1010 (struct var_loc_node): Add new field, section_label.
1011 (output_aranges): Add code to check whether in hot or cold section and
1012 use the appropriate label in calculating deltas.
1013 (output_ranges): Likewise.
1014 (output_line_info): Add code to check which section we're in and
1015 use appropriate hot/cold label.
1016 (add_location_or_constant_value_attribute): Likewise.
1017 (gen_subprogam_die): Modify arange attributes to use correct labels.
1018 (dwarf2out_begin_block): Change call to function_section into call to
1019 current_function_section.
1020 (dwarf2out_end_block): Likewise.
1021 (dwarf2out_source_line): Likewise.
1022 (dwarf2out_var_location): Add code to check whether in hot or cold
1023 section and use the appropriate label.
1024 * except.c (output_function_exception_table): Change call to
1025 function_section into call to current_function_section.
1026 * final.c (profile_function): Likewise.
1027 (scan_ahead_for_unlikely_executed_note): Remove function.
1028 (final_scan_insn): Remove calls to
1029 scan_ahead_for_unlikely_executed_note, and related code for switching
1030 to cold section, except for the single time
1031 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1032 debug_hooks->switch_text_sections; replace appropriate calls to
1033 function_section with calls to current_function_section.
1034 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1035 test_bb to condition.
1036 (find_if_case_2): Likewise.
1037 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1038 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1039 * opts.c (decode_options): Change warning about hot/cold partitioning
1040 with exceptionss to inform (so as not to cause bootstrap failures);
1041 remove warning about partitioning with DWARF debug info.
1042 * output.h (current_function_section): Add new function decl.
1043 (insert_section_boundary_note): Likewise.
1044 (enum in_section): Move this declaration here from varasm.c.
1045 (unlikely_section_label): Likewise.
1046 (unlikely_text_section_name): Likewise.
1047 (last_text_section_name): New global variable.
1048 (last_text_section): Likewise.
1049 (hot_section_label): Likewise.
1050 (hot_section_end_label): Likewise.
1051 (cold_section_end_label): Likewise.
1052 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1053 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1054 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1055 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1056 insn from consideration.
1057 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1058 switch_text_section.
1059 * varasm.c (basic-block.h): Add new include.
1060 (unlikely_section_label_printed): Remove global variable.
1061 (unlikely_section_label): Make global variable not be static any more.
1062 (unlikely_text_section_name): Likewise.
1063 (hot_section_end_label): New global variable (not static)
1064 (first_function_block_is_cold): Likewise.
1065 (hot_section_label): Likewise.
1066 (cold_section_end_label): Likewise..
1067 (last_text_section): New global variable, not static.
1068 (last_text_section_name): New global variable, not static.
1069 (initialize_cold_section_name): New function.
1070 (enum in_section): Move declaration to output.h.
1071 (text_section): Update last_text_section.
1072 (unlikely_text_section): Replace code to determine cold section name
1073 with call to initialize_cold_section_name; Add code to update
1074 last_text_section; remove code for printing out label.
1075 (named_section_real): Add code to update last_text_section and
1076 last_text_section_name as appropriate.
1077 (function_section): Change test for 'unlikely' to depend on
1078 first_function_block_is_cold (moved old test to
1079 current_function_section).
1080 (current_function_section): New function.
1081 (assemble_start_function): Move code that frees
1082 unlikely_text_section_name; initialize hot_section_end_label;
1083 print hot and cold section labels at the start of the function;
1084 set first_function_block_is_cold, if appropriate; initialize l
1085 ast_text_section; add call to insert_section_boundary_note.
1086 (assemble_end_function): Add code to write out hot and cold section
1088 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1089 switch_text_section.
1090 * config/darwin.c (machopic_select_section): Replace incorrect
1091 function in base_funs; update reloc for cold sections if necessary.
1092 * config/darwin.h (SECTION_FUNCTION): Add code to update
1093 last_text_section if appropriate.
1094 (text_unlikely_section): Remove.
1095 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1096 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1097 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1098 partitioning for this architecture.
1100 2005-03-31 Olivier Hainque <hainque@adacore.com>
1102 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1103 defined and non-zero.
1105 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1108 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1111 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1114 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1115 label operand. Remove (use (unspec..)). Don't emit a label on
1117 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1118 generate inline label for load_toc_v4_PIC_1b.
1119 (rs6000_emit_load_toc_table): Likewise.
1121 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1123 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1124 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1126 2005-03-29 Devang Patel <dpatel@apple.com>
1128 * tree-sra.c (decide_block_copy): Disable scalarization of
1131 2005-03-30 Stuart Hastings <stuart@apple.com>
1132 Dale Johannesen <dalej@apple.com>
1134 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1135 * print-tree.c (print_node): Add case STATEMENT_LIST.
1137 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1139 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1140 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1141 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1142 is given with "powerpc64*" or "all", or when --with-cpu chooses
1145 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1148 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1149 gen_lexical_block_die.
1150 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1152 2005-03-31 Jan Hubicka <jh@suse.cz>
1154 2004-11-02 Jan Hubicka <jh@suse.cz>
1156 * cgraph.c (cgraph_varpool_node_name): New function.
1157 (dump_cgraph_varpool_node): New function.
1158 (dump_varpool): New function.
1159 * cgraphunit.c (cgraph_optimize): Dump varpool.
1161 2004-10-16 Jan Hubicka <jh@suse.cz>
1163 * cgraph.c (decide_is_variable_needed): New function.
1164 (cgraph_varpool_finalize_decl): Use it.
1165 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1167 * final.c (output_addr_const): Do not call mark_referenced.
1168 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1169 always go via cgraph.
1170 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1171 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1172 * tree-optimize.c (execute_inline): Mark functions called.
1173 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1175 2004-10-11 Jan Hubicka <jh@suse.cz>
1177 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1178 (cgraph_varpool_last_needed_node): New static variable.
1179 (enqueue_needed_varpool_node): Break out from ...; add items to the
1180 end of queue; update first pointers.
1181 (cgraph_varpool_mark_needed_node): ... here.
1182 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1183 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1184 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1185 (cgraph_varpool_first_unanalyzed_node): Declare.
1186 * cgraphunit.c: Include output.h.
1187 (cgraph_varpool_analyze_pending_decls): New function.
1188 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1189 for errors, analyze pending decls.
1190 (cgraph_finalize_compilation_unit): Only analyze decls.
1191 (cgraph_optimize): Assemble the decls after expanding.
1193 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1195 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1196 subvars get marked properly in tags for grouping.
1197 (add_pointed_to_var): Mark only actual pointed to
1198 variables/subvars in addresses needed.
1199 (create_overlap_variables_for): Clear call clobbered on original
1201 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1202 addresable vars with subvars into list.
1203 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1206 2005-03-30 Richard Henderson <rth@redhat.com>
1208 * cgraph.h (struct cgraph_node): Add alias.
1209 * varasm.c (assemble_alias): Set it.
1210 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1211 avoid calling cgraph_expand_function.
1213 2005-03-30 Tom Tromey <tromey@redhat.com>
1215 * tree.def (FILE_TYPE): Removed.
1216 * typeclass.h (enum type_class): Removed file_type_class.
1217 * dwarf2out.c (is_base_type): Updated.
1218 (gen_type_die): Likewise.
1219 * dbxout.c (dbxout_type): Updated.
1220 * builtins.c (type_to_class): Updated.
1221 * tree.c (type_contains_placeholder_1): Updated.
1222 * config/sparc/sparc.c (sparc_type_code): Updated.
1223 * config/ia64/ia64.c (hfa_element_mode): Updated.
1224 * expr.c (count_type_elements): Updated.
1225 * stor-layout.c (layout_type): Updated.
1226 * tree-inline.c (remap_type): Updated.
1227 * tree-pretty-print.c (dump_generic_node): Updated.
1229 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1231 * builtins.c (expand_builtin_powi): Fix mode of
1232 2nd argument to match int.
1233 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1234 2nd argument type to int.
1235 * libgcc2.c: Change prototype of __powi* functions to use
1238 2005-03-30 Dale Johannesen <dalej@apple.com>
1241 * calls.c (expand_call): Flush pending deferrals before
1244 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1248 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1249 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1250 c_label_context, label_context_stack): New.
1251 * c-decl.c (define_label): Check for jumps into statement
1252 expressions. Add label to list of defined labels.
1253 (start_function): Push context on label_context_stack.
1254 (finish_function): Pop context from label_context_stack.
1255 * c-typeck.c (label_context_stack): New.
1256 (c_finish_goto_label): Check for jumps into statement
1257 expressions. Add label to list of jumped to labels.
1258 (struct c_switch): Add blocked_stmt_expr.
1259 (c_start_case): Initialize it.
1260 (do_case): Check it.
1261 (c_finish_case): Verify !blocked_stmt_expr.
1262 (c_begin_stmt_expr): Push context on label_context_stack.
1263 Increment blocked_stmt_expr. Mark labels jumped to from outside
1265 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1266 defined in the statement expression and no longer jumpable to.
1267 Mark labels jumped to from just outside the statement expression
1268 as again definable. Pop context from label_context_stack.
1269 * doc/extend.texi (Statement Exprs): Update.
1271 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1274 * c-decl.c (start_function): Check for old_decl being
1277 2005-03-30 Ian Lance Taylor <ian@airs.com>
1279 * final.c (final): Remove prescan parameter. Change all callers.
1280 (final_scan_insn): Remove prescan parameter. Change all callers.
1282 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1284 * tree-vectorizer.c: Fix comment typos.
1286 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1288 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1289 as soon as a chrec_dont_know is detected.
1291 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1293 Merge from csl-arm-branch.
1294 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1296 * tlink.c (recompile_files): Do not assume that "rename" can
1297 overwrite an existing file.
1299 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1301 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1302 * gcc/configure: Regenerate.
1304 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1306 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1308 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1310 * calls.c (struct arg_data): Update "partial" comment.
1311 (load_register_parameters): Update "nregs" comment.
1313 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1315 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1316 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1317 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1318 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1319 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1320 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1321 than target_flags & 0.
1322 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1323 (iq2000_arch, iq2000_parse_cpu): Delete.
1324 (TARGET_HANDLE_OPTION): Override default.
1325 (iq2000_handle_option): New function.
1326 (override_options): Remove -march= and -mcpu= handling.
1327 * config/iq2000/iq2000.opt: New file.
1329 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1331 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1332 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1333 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1334 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1335 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1336 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1337 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1338 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1339 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1340 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1341 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1342 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1343 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1344 (TARGET_OPTIONS): Delete.
1345 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1346 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1347 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1348 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1349 (c4x_cpu_version_string): Delete.
1350 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1351 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1352 equivalent -mcpu= option.
1353 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1354 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1355 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1356 or clearing the appropriate MASK_* bit.
1357 (c4x_file_start): Use c4x_cpu_version.
1358 * config/c4x/c4x.opt: New file.
1360 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1362 * doc/options.texi: Document the new MaskExists flag.
1363 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1364 if the option has the MaskExists flag.
1366 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1368 * opt-functions.awk (flag_set_p, test_flag): New functions.
1369 (switch_flags): Use them.
1370 * opth-gen.awk: Use flag_set_p to check for flags.
1371 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1373 2005-03-30 Ian Lance Taylor <ian@airs.com>
1375 * config.host (i[34567]86-*-mingw32*): Don't set
1376 host_can_use_collect2 to no.
1378 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1381 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1382 Remove convert_memory_address call duplicating that in memory_address.
1384 2005-03-29 Richard Henderson <rth@redhat.com>
1387 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1388 (build_compound_literal): Likewise. Propagate decl type into the
1390 (finish_decl): Likewise. Use new return value from complete_array_type
1391 for zero sized arrays.
1392 (complete_array_type): Move ...
1393 * c-common.c (complete_array_type): ... here. Change first argument
1394 to pointer-to-type-node. Consistently use sizetype for the index
1395 except for zero sized arrays. Detect zero sized arrays for pedantic
1396 mode diagnostics. Create a new type node instead of modifying the
1398 * c-tree.h (complete_array_type): Move decl ...
1399 * c-common.h (complete_array_type): ... here.
1401 2005-03-29 Richard Henderson <rth@redhat.com>
1404 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1406 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1408 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1409 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1410 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1411 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1413 2005-03-29 Eric Christopher <echristo@redhat.com>
1415 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1416 truthvalue conversion removal.
1418 2005-03-29 Ian Lance Taylor <ian@airs.com>
1421 * collect2.c: Never include <vfork.h>.
1422 (VFORK_STRING, vfork): Don't define.
1423 (pid): Remove global variable.
1424 (handler): Call raise instead of kill (getpid(), ...).
1425 (collect_wait): Add pex parameter. Change all callers. Use
1426 pex_get_status rather than pwait.
1427 (do_wait): Add pex parameter. Change all callers.
1428 (collect_execute): Return struct pex_obj * rather than void. Use
1429 pex routines rather than pexecute.
1430 (fork_execute): Get pex_obj from collect_execute, and pass it to
1432 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1433 Only declare quit_handler if SIGQUIT is defined.
1434 (scan_libraries): Likewise.
1435 * collect2.h (collect_execute): Update declaration.
1436 (collect_wait): Update declaration.
1437 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1438 pass it to collect_wait.
1440 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1443 * c-parser.c (c_parser_compound_statement_nostart): Give error
1444 message for EOF instead of just setting parser->error.
1446 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1448 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1449 (slpeel_update_phi_nodes_for_guard1): New function.
1450 (slpeel_update_phi_nodes_for_guard2): New function.
1451 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1452 of slpeel_update_phi_nodes_for_guard.
1453 (vectorize_loops): Remove call to loop_closed_rewrite.
1454 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1457 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1459 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1460 (TARGET_LITTLE_ENDIAN): New macro.
1461 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1462 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1463 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1464 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1465 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1466 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1467 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1468 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1469 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1470 (TARGET_OPTIONS): Delete.
1471 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1472 (CACHE_FLUSH_TRAP): Turn into an integer.
1473 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1474 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1475 -mflush-trap is in use.
1476 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1477 (m32r_cache_flush_trap_string): Delete.
1478 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1479 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1480 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1481 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1482 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1483 -mmodel= and -msdata= handling from...
1484 (m32r_init): ...here.
1485 * config/m32r/m32r.opt: New file.
1487 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1489 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1490 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1491 * tree-vect-analyze.c (vect_object_analysis): additional parm
1492 pass back a "struct ptr_info_def *" with the points-to info.
1493 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1494 statement using info returned from vect_object_analysis.
1495 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1496 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1497 for virtual uses and defs when creating a replacement vector
1498 reference. Call duplicate_ssa_name_ptr_info to define points-to
1499 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1500 (vectorizable_store): copy_virtual_operands and update
1501 definition statements.
1502 (vectorizable_load): copy_virtual_operands. Remove call to
1503 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1504 * tree-vectorizer.c (vectorize_loops): Remove calls to
1505 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1506 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1507 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1508 define macro STMT_VINFO_PTR_INFO for use in accessing.
1509 * tree.h add export of duplicate_ssa_name_ptr_info.
1510 * rs6000.c (altivec_init_builtins): Declare builtin function
1511 __builtin_altivec_mask_for_load to be "const".
1513 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1516 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1517 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1518 assemble_variable on aliases.
1519 * varasm.c (assemble_alias): Set node->alias.
1520 * toplev.c (wrapup_global_declarations): Don't call
1521 rest_of_decl_compilation on aliases again.
1523 2005-03-29 Paul Brook <paul@codesourcery.com>
1525 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1526 * config/arm/arm.c (arm_dbx_register_number): New function.
1527 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1529 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1532 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1533 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1535 2005-03-29 Dale Johannesen <dalej@apple.com>
1537 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1538 $(TREE_H) and $(COVERAGE_H).
1539 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1540 * opts.c (common_handle_option): Enable tree-based value transforms.
1541 * toplev.c (process_options): Ditto.
1542 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1543 refers to references to this type.
1544 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1545 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1546 for may_be_more, may_be_less.
1547 (rtl_gen_pow2_profiler): Adjust.
1548 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1549 (rtl_gen_one_value_profiler): Adjust.
1550 (rtl_gen_const_delta_profiler): Adjust.
1551 * tree-profile.c (tree_gen_interval_profiler): Implement.
1552 (tree_gen_pow2_profiler): Ditto.
1553 (tree_gen_one_value_profiler): Ditto.
1554 (tree_profiling): New.
1555 (pass_tree_profile): Reference it.
1556 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1558 (insn_divmod_values_to_profile): Rename to
1559 rtl_divmod_values_to_profile. Adjust.
1560 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1561 (insn_prefetch_values_to_profile): Adjust.
1562 (rtl_value_profile_transformations): Adjust.
1563 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1564 (gen_mod_pow2): Rename to rtl_mod_pow2.
1565 (gen_mod_subtract): Rename to rtl_mod_subtract.
1566 (divmod_fixed_value_transform): Rename to
1567 rtl_divmod_fixed_value_transform.
1568 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1569 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1570 (rtl_find_values_to_profile): Adjust.
1571 (tree_value_profile_transformations): Implement.
1572 (tree_divmod_values_to_profile): New.
1573 (tree_values_to_profile): New.
1574 (tree_divmod_fixed_value): New.
1575 (tree_mod_pow2): New.
1576 (tree_mod_subtract): New.
1577 (tree_divmod_fixed_value_transform): New.
1578 (tree_mod_pow2_value_transform): New.
1579 (tree_mod_subtract_transform): New.
1580 (tree_find_values_to_profile): Implement.
1581 * profile.c (instrument_values): Free histograms.
1582 (compute_value_histograms): Adjust. Implement tree version.
1584 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1586 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1587 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1588 variable. Output "fldcw" depending on round_mode.
1589 * config/i386/i386.md (UNSPEC_FIST): New.
1590 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1591 New isns patterns to implement lrint and llrint built-ins as x87
1593 (fistdi2, fist<mode>2 splitters): New splitters.
1594 (lrint<mode>2): New expanders.
1596 2005-03-28 Ian Lance Taylor <ian@airs.com>
1598 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1599 0 when calling final_scan_insn.
1601 2005-03-28 Jan Hubicka <jh@suse.cz>
1604 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1607 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1608 types where possible.
1610 2005-03-26 Per Bothner <per@bothner.com>
1612 Make -f[no-]show-column also control non-cpp diagnostics.
1613 * c.opt (fshow-column): Move option from here ...
1614 * common.opt (fshow-column): ... to here.
1615 * diagnostic.c (diagnostic_build_prefix): Only print column number
1616 if flag_show_column.
1618 2005-03-27 Steven Bosscher <stevenb@suse.de>
1620 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1621 vax_output_conditional_branch): New prototypes.
1622 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1623 extracted from vax.md mov and add patterns.
1624 (vax_output_conditional_branch): New function to output conditional
1625 branch instructions.
1626 * vax.md: Use mode macros for arithmetic and mov patterns.
1627 Use code macros for the jump patterns.
1629 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1631 * Makefile.in (libbackend.o): Depend on version files;
1632 add custom generation command.
1634 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1637 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1638 sure that we have a REG before getting its REGNO.
1640 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1642 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1643 * builtins.def (BUILT_IN_STRNDUP): New.
1645 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1647 PR tree-optimization/20470
1648 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1651 2005-03-25 Mike Stump <mrs@apple.com>
1653 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1656 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1658 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1659 Use our own structure definitions.
1661 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1662 (fix_truncdfsi2): Allow registers or memory as destination.
1663 When TARGET_PPC_GFXOPT, generate simplified pattern.
1664 (fix_truncdfsi2_internal): Use define_insn_and_split.
1665 (fix_truncdfsi2_internal_gfxopt): New.
1666 (fctiwz): Don't confuse register allocation by giving it no choices.
1668 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1669 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1670 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1671 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1673 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1675 * dominance.c (free_dominance_info): Speed up by freeing et
1676 data structures without maintaining other nodes.
1677 * et-forest.c (et_free_tree_force): New.
1678 * et-forest.h: Add a prototype for et_free_tree_force.
1680 * tree.c (get_set_constructor_bits,
1681 get_set_constructor_bytes): Remove.
1682 * tree.h: Remove the corresponding prototypes.
1684 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1687 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1688 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1689 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1690 PRE_DEC, NEG and NOT.
1692 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1694 * fold-const.c: Convert uses of fold (build (...)) to
1697 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1699 PR rtl-optimization/20249
1700 * cse.c (insert_regs): Do not record equivalence of registers in
1703 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1705 * emit-rtl.c (reverse_comparison): Remove.
1706 * rtl.h: Remove the corresponding prototype.
1708 2005-03-24 James E Wilson <wilson@specifixinc.com>
1710 * doc/install.texi (--enable-altivec): Delete docs.
1712 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1714 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1715 SFmode and DFmode before reload when
1716 flag_unsafe_math_optimizations not enabled.
1718 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1720 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1722 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1723 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1725 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1727 * configure.ac (enable-checking): Add 'runtime' option.
1728 * doc/install.texi (enable-checking): Document 'runtime' checking.
1729 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1730 * config.in: Regenerated.
1731 * configure: Regenerated.
1733 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1735 * optabs.h (enum optab_index): Remove OTI_llrint.
1736 (llrint_optab): Remove macro.
1737 * optabs.c (init_optabs): Remove llrint_optab initialization.
1738 * genopinit.c (optabs): Remove llrint_optab implementation.
1739 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1742 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1744 PR rtl-optimization/20532
1745 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1746 overflow when adding coefficients for PLUS or MINUS.
1747 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1750 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1752 * langhooks.h (truthvalue_conversion): Remove.
1753 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1754 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1755 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1756 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1757 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1759 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1761 * params.def: Fix a typo.
1762 * config/mips/mips.c: Follow the spelling convensions.
1763 * doc/invoke.texi: Fix typos.
1765 2005-03-18 Dale Johannese <dalej@apple.com>
1767 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1769 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1771 Fix PR tree-optimization/20601
1773 * tree-ssa-pre.c (insert_aux): Add missing condition to
1776 2005-03-23 Ian Lance Taylor <ian@airs.com>
1778 * final.c (final_scan_insn): Don't remove no-op instructions.
1779 * reload1.c (reload): Remove simple no-op instructions even when
1782 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1784 PR tree-optimization/20501
1785 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1786 reporting that peeling for alignment is applied moved to...
1787 * (vect_analyze_data_refs_alignment): Here.
1789 2005-03-23 Ian Lance Taylor <ian@airs.com>
1791 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1793 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1795 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1796 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1798 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1800 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1801 imply that this is called once, independent of asms in code.
1802 Adjust to now being pased output and input lists. Mention helper
1803 function decl_overlaps_hard_reg_set_p.
1804 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1805 hook_tree_tree_identity and to take three trees, returning third.
1806 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1808 * stmt.c: include hard-reg-set.h before tree.h.
1809 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1810 (decl_conflicts_with_clobbers_p): Call
1811 decl_overlaps_hard_reg_set_p.
1812 (expand_asm_operands): Pass output and input lists in call to
1813 targetm.md_asm_clobbers.
1814 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1815 hook_tree_tree_tree_tree_3rd_identity.
1816 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1818 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1819 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1820 parameters, first two unused.
1821 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1822 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1823 in constraint letters and MOF is not mentioned as a asm-declared
1824 register in neither of the input and output lists.
1826 2005-03-23 DJ Delorie <dj@redhat.com>
1828 * optabs.c (expand_binop): Make sure the first subword's result
1831 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1833 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1834 Call c_common_truthvalue_conversion rather than
1835 lang_hooks.truthvalue_conversion.
1836 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1837 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1839 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1840 c_common_truthvalue_conversion.
1841 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1842 c_parser_conditional_expression, c_parser_binary_expression): Call
1843 c_objc_common_truthvalue_conversion.
1844 * c-typeck.c (build_unary_op): Call
1845 c_objc_common_truthvalue_conversion.
1846 (build_conditional_expr): Do not call
1847 lang_hooks.truthvalue_conversion.
1848 (build_binary_op): Call c_common_truthvalue_conversion.
1849 (c_objc_common_truthvalue_conversion): Moved from
1850 c-objc-common.c. Call default_function_array_conversion instead
1851 of default_conversion.
1853 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1855 * c-common.h (default_conversion): Remove.
1856 (perform_integral_promotions): Add.
1857 * c-tree.h (default_conversion): Add.
1858 * c-typeck.c (perform_integral_promotions): New, split out from
1860 * c-common.c (check_case_value): Use perform_integral_promotions,
1861 not default_conversion.
1862 (c_add_case_label): Don't continue processing case label after
1863 found to be pointer.
1865 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1867 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1868 the prefix list if we have already added a multilib directory
1870 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1873 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1875 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1877 * reload.h: Remove the prototype for indirect_symref_ok.
1879 * reload1.c (indirect_symref_ok): Make it global.
1880 * reload.h: Add a prototype for indirect_symref_ok.
1882 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1884 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1887 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1889 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1891 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1893 * c-opts.c (c_common_parse_file): Only start/end main source file
1894 if debug hooks says the writer wants it.
1895 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1897 (xcoff_debug_hooks): Ditto.
1898 * debug.c (do_nothing_hooks): Ditto.
1899 * debug.h (gcc_debug_hooks): Ditto.
1900 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1901 * sdbout.c (sdb_debug_hooks): Ditto.
1902 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1904 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1906 * doc/extend.texi: Deprecate C++ min/max operators.
1908 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1910 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1911 artificial original candidates.
1913 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1914 Jan Hubicka <jh@suse.cz>
1915 Steven Bosscher <stevenb@suse.de>
1917 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1918 call cost based on argument sizes.
1919 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1921 * params.def: (max-inline-inssn-single): Set to 450.
1922 (max-inline-insns-auto): Set to 90.
1923 (max-inline-insns-recursive): Set to 450
1924 (max-inline-insns-recursive-auto): Set to 450.
1925 (large-function-insns): Set to 2700.
1926 (inline-call-cost): New parameter.
1927 * tree-inline.c (estimate_move_cost): New function.
1928 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1929 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1931 * tree-inline.h (estimate_move_cost): Declare.
1932 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1933 (max-inline-insns-auto): Change default to 90.
1934 (max-inline-insns-recursive): Change default to 450
1935 (max-inline-insns-recursive-auto): Change default to 450.
1936 (large-function-insns): Change default to 2700.
1937 (inline-call-cost): Document new parameter.
1939 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1941 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1942 (TARGET_DEFAULT): Delete.
1943 * config/i860/i860.opt: New file.
1945 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1947 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1948 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1949 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1950 (frv_sched_lookahead): Delete.
1951 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1952 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1953 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1954 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1955 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1956 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1957 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1958 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1959 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1960 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1961 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1962 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1963 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1964 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1965 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1966 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1967 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1968 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1969 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1970 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1971 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1972 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1973 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1974 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1975 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1976 (frv_sched_lookahead): Delete.
1977 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1978 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1979 (frv_handle_option): New function. Move -mcpu= handling from...
1980 (frv_override_options): ...here. Remove handling of other
1982 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1983 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1984 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1985 and TARGET_NO_MULTI_CE.
1986 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1987 !TARGET_VLIW_BRANCH.
1988 * config/frv/frv.opt: New file.
1990 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1992 * fold-const.c (fold_ternary): Take decomposed arguments of
1994 (fold): Update a call to fold_ternary.
1996 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1997 * tree.h: Add corresponding prototypes.
1999 2005-03-22 Jakub Jelinek <jakub@redhat.com>
2002 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
2003 between jump table and its label.
2004 * final.c (shorten_branches): Handle notes in between ADDR_VEC
2005 resp. ADDR_DIFF_VEC and the label preceeding it.
2006 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
2007 is emitted in the right section.
2009 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
2011 * fold-const.c (fold_unary, fold_binary): Update comments
2014 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2016 PR rtl-optimization/20527
2017 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2018 REG_INC note, test that the register also isn't mentioned in PRED
2021 2005-03-22 Ben Elliston <bje@au.ibm.com>
2023 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2026 2005-03-21 Mike Stump <mrs@apple.com>
2028 * varasm.c (default_assemble_visibility): Remove extra ().
2030 2005-03-21 Roger Sayle <roger@eyesopen.com>
2033 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2034 to determine whether a block can be duplicated, rather than test
2035 whether the block contains noncopyable insns ourselves.
2037 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2039 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2042 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2044 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2046 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2048 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2049 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2050 * config/fr30/fr30.opt: New file.
2052 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2054 Fix PR tree-optimization/20542
2056 * tree-flow-inline.h (overlap_subvar): Move to here.
2057 * tree-ssa-operands.c: From here.
2058 * tree-flow.h (overlap_subvar): Declare.
2059 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2060 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2061 for variables with subvars.
2063 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2066 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2067 * modulo-sched.c (const_iteration_count): Return on NULL
2069 (print_node_sched_params): Return on NULL dump_file.
2070 (generate_reg_moves): Handle reg-anti dependencies and disregard
2071 closing branch when generating register moves.
2072 (sms_schedule): Mark the SMSed block dirty.
2073 * passes.c (rest_of_handle_sms): Call update_life_info for all
2075 * testsuite/gcc.dg/20050321-1.c: New test.
2077 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2079 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2080 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2081 movqi_internal): Likewise.
2083 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2085 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2086 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2087 xtensa_b4const): Delete prototypes.
2088 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2089 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2090 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2091 xtensa_extra_constraint): New prototypes.
2092 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2093 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2094 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2095 move_operand, const_float_1_operand, fpmem_offset_operand,
2096 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2097 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2098 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2099 argument type to HOST_WIDE_INT.
2100 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2101 xtensa_mask_immediate): Likewise.
2102 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2103 Likewise. Also make these functions static.
2104 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2105 (xtensa_const_ok_for_letter_p): New.
2106 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2107 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2108 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2109 move_operand, const_float_1_operand, fpmem_offset_operand,
2110 branch_operator, ubranch_operator, boolean_operator): Move to
2112 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2113 (xtensa_mem_offset): Change return type to bool.
2114 (xtensa_extra_constraint): New.
2115 (gen_int_relational): Update type of const_range_p function pointer.
2116 Use xtensa_b4const_or_zero.
2117 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2118 xtensa_const_ok_for_letter_p. Update comments.
2119 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2120 (PREDICATE_CODES): Delete.
2121 * config/xtensa/xtensa.md: Include predicates.md.
2122 * config/xtensa/predicates.md: New file.
2124 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2126 * config/v850/v850-protos.h: Remove the prototypes for
2127 reg_or_int9_operand, reg_or_const_operand,
2128 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2129 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2130 movsi_source_operand, power_of_two_operand,
2131 not_power_of_two_operand, special_symbolref_operand,
2132 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2133 register_is_ok_for_epilogue.
2134 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2135 reg_or_int9_operand, reg_or_const_operand,
2136 call_address_operand, special_symbolref_operand,
2137 movsi_source_operand, power_of_two_operand,
2138 not_power_of_two_operand, register_is_ok_for_epilogue,
2139 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2140 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2142 * config/v850/v850.h (PREDICATE_CODES): Remove.
2143 * config/v850/v850.md: Include predicates.md.
2144 * config/v850/predicates.md: New.
2146 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2148 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2149 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2150 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2151 (itoolsdir, itoolsdatadir): Move definition above new first use.
2152 (install-itoolsdirs): New rule.
2153 (install-mkheaders): Depend on install-itoolsdirs, not
2154 install-include-dir.
2156 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2158 * tree-into-ssa.c: Remove obsolete comments.
2160 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2162 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2163 unrolling if -fpeel-loops is specified, too.
2164 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2165 Remove superfluous check for flag_unroll_loops.
2167 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2169 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2170 (lrint_optab, llrint_optab): Define corresponding macros.
2171 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2172 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2173 pattern and llrint_optab using llrintdi2 patterns.
2174 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2175 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2176 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2177 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2178 flag_unsafe_math_optimizations is set.
2180 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2182 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2183 simplify_logical, if_then_else_cond, known_cond,
2184 simplify_comparison): Adjust calls to reverse_comparison.
2185 Don't use combine_reversed_comparison_code).
2186 (combine_reversed_comparison_code): Remove.
2187 (reversed_comparison): Using reversed_comparison_code, move it...
2188 * jump.c (reversed_comparison): ... here.
2189 * rtl.h (reversed_comparison): Add prototype.
2191 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2193 * builtins.c (fold_builtin): Take decomposed arguments of
2195 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2196 * gimplify.c (gimplify_call_expr): Likewise.
2197 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2198 * tree.h: Update the prototype of fold_builtin.
2200 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2202 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2203 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2204 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2205 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2206 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2208 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2210 * builtins.c (fold_builtin_1): Take decomposed arguments of
2212 (fold_builtin): Update a call to fold_builtin_1.
2214 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2217 * gcov.c (output_lines): Only output function block summary when
2218 outputting branch information.
2219 * doc/gcov.texi: Document format of preamble and additional block
2222 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2224 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2225 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2226 the defaults false if BITS_PER_UNIT != 8.
2227 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2228 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2229 than BITS_PER_UNIT != 8.
2230 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2231 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2232 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2234 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2235 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2237 2005-03-20 Roger Sayle <roger@eyesopen.com>
2240 * fold-const.c (fold_binary): Fix type mismatch between
2241 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2242 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2243 for non-truth-valued expressions.
2245 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2246 and FUNCTION_DECL in the main switch.
2247 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2248 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2249 we also need to convert their operands to match.
2250 <TRUTH_NOT_EXPR>: Likewise.
2252 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2254 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2255 diagnostic without checking whether an lvalue.
2256 * c-common.h (lvalue_p): Remove.
2257 (enum lvalue_use): Update comment.
2258 (lvalue_or_else): Replace by lvalue_error.
2259 * c-typeck.c (lvalue_p): Make static.
2260 (lvalue_or_else): New. Call lvalue_error.
2262 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2264 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2265 (function_arg_advance): Use rs6000_parm_start.
2266 (function_arg, rs6000_arg_partial_bytes): Likewise.
2268 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2270 * c-common.c (check_case_value): Adjust comment about stripping
2272 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2273 * c-typeck.c (default_conversion, convert_arguments,
2274 build_modify_expr, convert_for_assignment, store_init_value,
2275 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2276 manually. Remove inaccurate comments.
2278 2005-03-20 Roger Sayle <roger@eyesopen.com>
2279 Joseph S. Myers <joseph@codesourcery.com>
2281 * varasm.c (do_assemble_alias): Restore comment describing function.
2282 Annotate the target parameter as potentially unused.
2284 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2287 * config/avr/avr.c (avr_output_function_prologue): Do not use
2288 current_function_name() in a label, use a local label instead.
2290 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2292 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2293 flag_finite_math_only, not flag_unsafe_math_optimizations.
2295 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2297 * builtins.c (fold_builtin_1): Update a call to
2298 targetm.fold_builtin.
2299 * hooks.c (hook_tree_tree_bool_null): Rename to
2300 hook_tree_tree_tree_bool_null. Take one more argument of type
2302 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2303 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2304 hook_tree_tree_tree_bool_null.
2305 * target.h (gcc_target): Update the prototype of fold_builtin.
2306 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2307 arguments of CALL_EXPR.
2308 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2311 2005-03-20 Jan Hubicka <jh@suse.cz>
2313 * cgraph.h (cgraph_node): Add prev_clone pointer.
2314 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2315 (cgraph_clone_node): Produce doubly linked chain.
2317 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2319 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2320 get_nonnull_operand, handle_sentinel_attribute,
2321 check_function_arguments_recurse): Do not strip NOPS from
2323 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2325 * c-format.c (get_constant): Likewise.
2326 * c-parser.c (c_parser_postfix_expression): Likewise.
2327 * c-typeck.c (set_init_index): Likewise.
2328 (convert_arguments): Don't check for NOP_EXPR containing integer
2331 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2333 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2334 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2335 Take decomposed arguments of CALL_EXPR.
2336 (fold_builtin_1): Update calls to the functions mentioned
2339 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2341 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2342 width to have integer type.
2343 (build_enumerator): Require enumerator value to have integer type.
2345 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2347 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2350 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2352 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2353 std=iso9899:199x): Correct descriptions.
2355 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2357 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2360 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2362 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2364 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2365 fold_builtin_memcpy.
2367 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2368 arguments of CALL_EXPR.
2369 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2370 fold_builtin_found, fold_builtin_1): Update calls to
2371 fold_trunc_transparent_mathfn.
2373 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2376 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2377 function pointers on targets that require function pointer
2379 (fold_sign_changed_comparison): Likewise.
2381 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2383 * combine.c (try_combine): When changing the mode of a hard reg, make
2384 sure that doing so is valid.
2386 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2388 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2389 (TARGET_HANDLE_OPTION): Override default.
2390 (avr_handle_option): New function.
2391 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2392 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2393 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2394 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2395 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2396 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2397 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2398 (TARGET_OPTIONS): Delete.
2399 * config/avr/avr.opt: New file.
2401 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2403 * config/m32r/m32r-protos.h: Remove the prototypes for
2404 call_address_operand, symbolic_operand, seth_add3_operand,
2405 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2406 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2407 two_insn_const_operand, move_src_operand,
2408 move_double_src_operand, move_dest_operand,
2409 eqne_comparison_operator, signed_comparison_operator,
2410 large_insn_p, conditional_move_operand, carry_compare_operand,
2411 m32r_block_immediate_operand, extend_operand,
2412 reg_or_eq_int16_operand, int8_operand, and
2413 reg_or_zero_operand.
2414 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2415 seth_add3_operand, int8_operand, cmp_int16_operand,
2416 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2417 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2418 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2419 move_double_src_operand, move_dest_operand,
2420 eqne_comparison_operator, signed_comparison_operator,
2421 extend_operand, small_insn_p, large_insn_p,
2422 conditional_move_operand, carry_compare_operand,
2423 m32r_block_immediate_operand): Move to predicates.md.
2424 (MAX_MOVE_BYTES): Move to m32r.h.
2425 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2426 * config/m32r/m32r.md: Include predicates.md.
2427 * config/m32r/predicates.md: New.
2429 2005-03-18 James E Wilson <wilson@specifixinc.com>
2432 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2435 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2437 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2438 call_address_operand, const_8bit_operand.
2439 * config/mn10300/mn10300.c (call_address_operand,
2440 const_8bit_operand, const_1f_operand): Move to predicates.md.
2441 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2442 * config/mn10300/mn10300.md: Include predicates.md.
2443 * config/mn10300/predicates.md: New.
2445 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2447 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2448 declarations in diagnostics and %E for identifiers, not %s.
2450 2005-03-18 Jan Hubicka <jh@suse.cz>
2451 Dale Johannesen <dalej@apple.com>
2453 * basic-block.h (scale_bbs_frequencies_int,
2454 scale_bbs_frequencies_gcov_type): Declare.
2455 * cfg.c (RDIV): New macro.
2456 (update_bb_frequency_for_threading): Fix.
2457 * basic-block.h (scale_bbs_frequencies_int,
2458 scale_bbs_frequencies_gcov_type): New.
2459 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2460 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2461 scale_bbs_frequencies_int.
2462 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2464 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2466 * config/m32r/m32r-protos.h: Remove the prototypes for
2467 call_address_operand, symbolic_operand, seth_add3_operand,
2468 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2469 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2470 two_insn_const_operand, move_src_operand,
2471 move_double_src_operand, move_dest_operand,
2472 eqne_comparison_operator, signed_comparison_operator,
2473 large_insn_p, conditional_move_operand, carry_compare_operand,
2474 m32r_block_immediate_operand, extend_operand,
2475 reg_or_eq_int16_operand, int8_operand, and
2476 reg_or_zero_operand.
2477 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2478 seth_add3_operand, int8_operand, cmp_int16_operand,
2479 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2480 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2481 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2482 move_double_src_operand, move_dest_operand,
2483 eqne_comparison_operator, signed_comparison_operator,
2484 extend_operand, small_insn_p, large_insn_p,
2485 conditional_move_operand, carry_compare_operand,
2486 m32r_block_immediate_operand): Move to predicates.md.
2487 (MAX_MOVE_BYTES): Move to m32r.h.
2488 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2489 * config/m32r/m32r.md: Include predicates.md.
2490 * config/m32r/predicates.md: New.
2492 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2494 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2495 symbolic_operand, symbolic_memory_operand,
2496 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2497 indexed_memory_operand, move_dest_operand, move_src_operand,
2498 prefetch_cc_operand, prefetch_nocc_operand,
2499 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2500 arith_operand, arith11_operand, pre_cint_operand,
2501 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2502 ireg_operand, int5_operand, uint5_operand, int11_operand,
2503 uint32_operand, arith5_operand, and_operand, ior_operand,
2504 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2505 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2506 shadd_operand, movb_comparison_operator,
2507 cmpib_comparison_operator): Move to predicates.md.
2508 (magic_milli, shadd_constant_p): Make it extern.
2509 * config/pa/pa.h (PREDICATE_CODES): Remove.
2510 * config/pa/pa.md: Include predicates.md.
2511 * config/pa/predicates.md: New.
2513 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2516 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2518 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2519 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2520 config/alpha/freebsd.h, config/alpha/linux.h,
2521 config/alpha/netbsd.h, config/alpha/osf5.h,
2522 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2523 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2524 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2525 doc/cppopts.texi: Update copyright.
2527 2005-03-18 Jan Hubicka <jh@suse.cz>
2530 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2532 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2535 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2537 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2540 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2542 * combine.c (gen_binary): Remove.
2543 (known_cond, simplify_shift_const, find_split_point,
2544 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2545 simplify_logical, expand_field_assignment, extract_left_shift,
2546 force_to_mode, if_then_else_cond, apply_distributive_law,
2547 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2548 simplify_comparison, reversed_comparison): Replace with
2549 simplify_gen_binary, simplify_gen_relational or
2550 distribute_and_simplify_rtx.
2551 (distribute_and_simplify_rtx): New function.
2553 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2554 Paolo Bonzini <gcc.gnu.org>
2556 * calls.c (setjmp_call_p, special_function_p): Update comments
2557 at the head of the functions.
2559 2005-03-18 Jan Hubicka <jh@suse.cz>
2561 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2563 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2564 function body should be released; do not proactively release function
2565 bodies in non-unit-at-a-time mode.
2567 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2569 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2570 mno-fp-ret-in-387 multilib variants.
2572 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2574 * common.opt (m): Remove.
2575 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2577 (common_handle_option): Remove OPT_m case.
2579 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2581 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2583 (fold_builtin_1): Update a call to fold_builtin_bitop.
2585 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2587 (fold_builtin_1): Update a call to fold_builtin_signbit.
2589 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2591 PR tree-optimization/20474
2592 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2593 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2595 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2597 * config/h8300/h8300-protos.h: Remove prototypes for
2598 general_operand_src, general_operand_dst, single_one_operand,
2599 single_zero_operand, call_insn_operand,
2600 two_insn_adds_subs_operand, small_call_insn_operand,
2601 jump_address_operand, bit_operand, bit_memory_operand,
2602 stack_pointer_operand, const_int_gt_2_operand,
2603 const_int_ge_8_operand, const_int_qi_operand,
2604 const_int_hi_operand, incdec_operand, bit_operator,
2605 nshift_operator, eqne_operator, gtle_operator,
2606 gtuleu_operator, iorxor_operator.
2607 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2608 h8300_ldm_stm_parallel.
2609 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2611 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2612 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2613 (h8300_ldm_stm_parallel): Make it extern.
2614 (h8300_ldm_parallel, h8300_stm_parallel,
2615 h8300_return_parallel, general_operand_src,
2616 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2617 nibble_operand, reg_or_nibble_operand, single_one_operand,
2618 single_zero_operand, call_insn_operand,
2619 two_insn_adds_subs_operand, small_call_insn_operand,
2620 jump_address_operand, bit_operand, bit_memory_operand,
2621 stack_pointer_operand, const_int_gt_2_operand,
2622 const_int_ge_8_operand, const_int_qi_operand,
2623 const_int_hi_operand, incdec_operand, eqne_operator,
2624 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2625 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2626 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2627 nshift_operator): Move to predicates.md.
2628 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2629 * config/h8300/h8300.md: Include predicates.md.
2630 * config/h8300/predicates.md: New.
2632 2005-03-17 Richard Henderson <rth@redhat.com>
2634 * config.gcc (ia64*-*-hpux*): Add extra_options.
2635 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2636 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2637 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2638 (ia64_tls_size_string, ia64_tune_string): Remove.
2639 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2640 (TARGET_DEFAULT_TARGET_FLAGS): New.
2641 (TARGET_HANDLE_OPTION): New.
2642 (ia64_override_options): Move options parsing ...
2643 (ia64_handle_option): ... here. New.
2644 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2645 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2646 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2647 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2648 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2649 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2650 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2651 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2652 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2653 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2654 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2655 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2656 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2657 TARGET_EARLY_STOP_BITS): Remove.
2658 (TARGET_ILP32): Default false.
2659 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2660 (enum ia64_inline_type): New.
2661 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2662 * config/ia64/ia64.md: Update for new definitions of
2663 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2664 * config/ia64/ia64.opt: New file.
2665 * config/ia64/ilp32.opt: New file.
2667 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2670 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2672 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2674 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2675 instead of MASK_H8300S.
2676 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2677 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2678 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2679 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2680 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2681 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2682 TARGET_SWITCHES): Remove.
2683 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2685 * config/h8300/h8300.opt: New.
2687 * config/alpha/alpha.opt, config/arc/arc.opt,
2688 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2691 2005-03-17 Ian Lance Taylor <ian@airs.com>
2695 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2697 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2698 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2699 (TARGET_HANDLE_OPTION): Override default.
2700 (arc_handle_option): New function.
2701 (arc_init): Remove code to set arch_cpu_string.
2702 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2703 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2704 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2705 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2706 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2707 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2708 (arc_rodata_string, TARGET_OPTIONS): Delete.
2709 * config/arc/arc.opt: New file.
2711 2005-03-17 Richard Henderson <rth@redhat.com>
2713 * doc/extend.texi (Weak Pragmas): New section.
2714 (attribute alias): Clarify that target must be in the same
2717 2005-03-17 Richard Henderson <rth@redhat.com>
2719 * config/alpha/alpha.opt: New file.
2720 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2722 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2723 alpha_fprm_string, alpha_fptm_string): Make static.
2724 (alpha_tls_size_string): Remove.
2725 (alpha_handle_option): New.
2726 (override_options): Update for alpha_cpu/alpha_tune split.
2727 (alpha_file_start): Likewise.
2728 (TARGET_DEFAULT_TARGET_FLAGS): New.
2729 (TARGET_HANDLE_OPTION): New.
2730 * config/alpha/alpha.h (alpha_tune): Declare.
2731 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2732 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2733 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2734 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2735 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2736 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2737 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2738 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2739 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2740 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2741 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2742 (TARGET_DEFAULT): Remove MASK_FP.
2743 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2744 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2745 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2746 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2747 alpha_tls_size_string): Remove.
2748 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2749 (attribute tune): Rename from attribute cpu.
2750 * config/alpha/ev4.md: Update to match.
2751 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2752 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2753 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2754 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2755 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2756 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2758 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2760 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2761 and return without creating new state if before_nops_num is nonzero.
2762 * config/ia64/ia64.md (first_insn): New attribute.
2763 (alloc): Set it to yes.
2765 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2767 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2768 STMT_VINFO_SUBVARS to NULL.
2769 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2771 2005-03-16 Dale Johannesen <dalej@apple.com>
2773 * rtlanal.c (find_first_parameter_load): Rewrite to
2774 return actual first param load or the call if none,
2775 instead of first in block, when not all loads exist.
2777 2005-03-16 Roger Sayle <roger@eyesopen.com>
2779 * optabs.c (expand_copysign_absneg): Make static.
2780 * optabs.h (expand_copysign_absneg): Delete prototype.
2781 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2783 2005-03-16 Richard Henderson <rth@redhat.com>
2786 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2787 (alias_pairs): Rename from output_defs.
2788 (find_decl_and_mark_needed): Split out from assemble_alias.
2789 (do_assemble_alias): New.
2790 (assemble_output_def): Remove.
2791 (finish_aliases_1, finish_aliases_2): New.
2792 (process_pending_assemble_output_defs): Remove.
2793 (assemble_alias): Defer aliases for which we don't yet have a
2794 non-external decl for the target symbol.
2795 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2796 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2797 * toplev.c (compile_file): Use finish_aliases_2 instead of
2798 process_pending_assemble_output_defs.
2799 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2800 (process_pending_assemble_output_defs): Remove.
2802 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2804 Fix PR tree-optimization/20489
2806 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2807 for empty structures.
2809 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2811 Fix PR tree-optimization/20490
2813 * tree-ssa-pre.c (create_expression_by_pieces): Use
2814 force_gimple_operand on result of fold.
2816 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2818 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2819 of closing parenthesis.
2821 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2823 * builtins.c (expand_movstr): Update a call to
2824 fold_builtin_strcpy.
2825 (expand_builtin_strncpy): Update a call to
2826 fold_builtin_strncpy.
2827 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2828 arguments of CALL_EXPR.
2829 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2830 fold_builtin_strncpy.
2831 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2832 * tree.h: Update the prototypes of fold_builtin_strcpy and
2833 fold_builtin_strncpy.
2835 2005-03-16 Steven Bosscher <stevenb@suse.de>
2836 Dorit Naishlos <dorit@il.ibm.com>
2838 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2839 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2842 2005-03-16 Steven Bosscher <stevenb@suse.de>
2844 * tree-inline.c (walk_type_fields, walk_tree,
2845 walk_tree_without_duplicates): Move from here...
2846 * tree.c: ...to here.
2848 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2850 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2851 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2852 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2853 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2854 (version): Define using $(BASEVER_c).
2855 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2857 (version.o): Depend on version files; add custom generation command.
2858 (prefix.o): Define BASEVER on command line.
2859 (s-iov): Depend on version files; adjust command.
2860 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2862 (gcc-vers.texi): New rule.
2863 (doc/%.info, doc/%.dvi): Add -I . to command line.
2864 (doc/gccinstall.dvi): Likewise.
2865 (PACKAGE): Delete. All uses replaced with "gcc".
2866 * aclocal.m4: Do not include gcc-version.m4.
2867 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2868 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2869 Set is_release based on contents of DEV-PHASE.
2870 Set gcc_version based on contents of BASE-VER.
2871 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2872 * config.in, configure: Regenerate.
2873 * gccbug.in: Determine version of GCC in use at runtime.
2874 * gcov-iov.c: Get version number and development phase from
2875 command line, not by including version.c.
2876 * intl.c: Replace all uses of PACKAGE with "gcc".
2877 * libada-mk.in: Delete unused "gcc_version" variable.
2878 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2879 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2880 commentary to match.
2881 (version_string): Put together from pieces.
2882 * config/alpha/x-vms: Do not use $(gcc_version).
2883 * config/i386/t-nwld: Likewise.
2884 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2885 version-GCC and DEVELOPMENT.
2887 2005-03-15 Roger Sayle <roger@eyesopen.com>
2889 PR tree-optimization/17454
2890 * tree.c (tree_size): Add case for TREE_BINFO.
2891 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2892 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2894 2005-03-15 Roger Sayle <roger@eyesopen.com>
2896 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2897 op1 whilst expanding the signed widenening multiply variant.
2899 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2901 * toplev.c (display_target_options): Avoid unused variable warning if
2902 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2903 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2904 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2905 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2906 (mips_isa_info): New variable.
2907 (mips_parse_cpu): Remove the first argument and leave the caller
2909 (TARGET_HANDLE_OPTION): Override default.
2910 (mips_handle_option): New function. Move option validation code from...
2911 (override_options): ...here. Update calls to mips_parse_cpu.
2912 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2913 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2914 (SUBTARGET_TARGET_OPTIONS): Delete.
2915 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2916 (mno-flush-func, mtune=): New options.
2918 2005-03-15 Roger Sayle <roger@eyesopen.com>
2919 Richard Henderson <rth@redhat.com>
2921 * real.c (c4x_single_format, c4x_extended_format): Provide values
2922 for signbit_ro for c4x's single and extended floating point formats.
2923 * optabs.c (expand_copysign): Use the floating point format's
2924 signbit_ro for expanding via expand_copysign_absneg, and it's
2925 signbit_rw field for expanding via expand_copysign_bit.
2927 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2929 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2930 known_alignment_for_access_p.
2931 (known_alignment_for_access_p): New.
2932 (do_peeling_for_alignment): Field made int instead of bool and renamed
2933 to peeling_for_alignment.
2934 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2935 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2936 functionality used to be in vect_analyze_operations.
2937 (vect_analyze_operations): Code to determine vectorization factor was
2938 moved to vect_determine_vectorization_factor.
2939 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2940 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2942 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2943 be part of vect_analyze_operations).
2944 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2945 creating the guard condition, as the number of iterations may be
2947 (slpeel_tree_peel_loop_to_edge): Use new name of
2948 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2949 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2950 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2951 (vect_do_peeling_for_alignment): Use fold.
2952 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2954 (vect_update_inits_of_dr): Renamed to
2955 vect_update_init_of_dr.
2956 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2957 (vectorizable_store): Fix assertion to use == instead of =.
2959 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2961 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2962 call_used_regs for wCG registers.
2964 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2966 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2967 for non-offsettable memory references to cope with outstanding reload
2968 replacements, take 2.
2970 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2973 * config/i386/i386.h (x86_fisttp): New.
2974 (TARGET_FISTTP): New macro.
2975 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2976 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2977 instruction when fisttp flag is set.
2978 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2980 * config/i386/i386.md (type attribute): Add fisttp.
2981 (unit attribute): Set to i387 for fisttp type.
2982 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2983 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2985 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2986 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2988 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2989 patterns for TARGET_FISTTP. Enable patterns for
2990 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2991 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2992 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2993 implement fisttp x87 insn.
2994 (fix_trunc*_i387_fisttp splitters): New patterns.
2995 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2996 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2997 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2999 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
3000 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
3001 Implement using mode macros. Disable patterns for TARGET_FISTTP.
3002 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
3003 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
3004 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
3005 Disable patterns for TARGET_FISTTP.
3006 (fix_trunc*_i387 splitters): Implement usign mode macros.
3007 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
3008 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
3009 (fix_trunx*_sse peephole2s): Implement using mode macros.
3011 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
3013 PR rtl-optimization/20291
3014 * combine.c (try_combine): If splitting fails, re-try with
3015 original combined pattern, i.e. before clobber stripping.
3017 2005-03-14 Eric Christopher <echristo@redhat.com>
3019 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3020 STACK_GROWS_DOWNWARD.
3022 2005-03-14 Roger Sayle <roger@eyesopen.com>
3024 * real.h (struct real_format): Split the signbit field into two
3025 two fields, signbit_ro and signbit_rw.
3026 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3027 mips_double_format, ieee_extended_motorola_format,
3028 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3029 ieee_extended_intel_128_format, ibm_extended_format,
3030 mips_extended_format, ieee_quad_format, mips_quad_format,
3031 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3032 i370_double_format, c4x_single_format, c4x_extended_format,
3033 real_internal_format): Update initializers for new field.
3034 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3035 real_format structure.
3036 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3037 field of the real_format structure.
3039 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3041 Fix PR tree-optimization/20458
3043 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3044 DECL_EXTERNAL on STRUCT_FIELD tags.
3045 (clear_call_clobbered): Ditto.
3046 * tree-ssa-operands.c (note_addressable): Make sure the original
3047 variable doesn't slip into the addressable list if we have
3049 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3052 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3054 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3055 (-fwide-exec-charset): Likewise.
3056 (-finput-charset): Likewise.
3057 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3058 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3059 * c.opt (Wnormalized): New.
3061 2005-03-14 Devang Patel <dpatel@apple.com>
3063 * doc/invoke.texi: Add reference to Visibility document.
3065 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3067 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3068 MASK_SPLIT_ADDRESSES.
3069 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3070 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3071 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3072 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3073 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3074 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3075 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3076 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3077 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3078 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3079 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3080 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3081 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3082 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3083 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3084 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3085 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3086 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3087 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3088 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3089 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3090 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3091 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3092 (TARGET_EXPLICIT_RELOCS): Delete.
3093 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3094 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3095 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3096 (override_options): Set MASK_LONG64 if -mint64 is given and no
3097 -mlongXX option is. Complain about -mint64 -mlong32.
3098 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3099 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3100 * config/mips/mips.opt: New file.
3102 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3104 * config.gcc (extra_options): New variable for listing option files.
3105 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3106 * configure.ac (extra_opt_files): New AC_SUBST variable.
3107 (tm_file_list, tm_include_list): Include options.h first.
3108 * configure: Regenerate.
3109 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3110 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3111 (s-options-h): New rule.
3112 (options.h): Depend on it.
3113 (TEXI_GCCINT_FILES): Add options.texi.
3114 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3115 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3116 * target.h (gcc_target): Add default_target_flags and handle_option.
3117 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3118 (TARGET_HANDLE_OPTION): New macros.
3119 (TARGET_INITIALIZER): Include them.
3120 * opt-functions.awk (opt_args, nth_arg): New functions.
3121 (switch_flags): Handle the "Target" flag.
3123 (var_name): Use opt_args and nth_arg.
3124 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3125 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3126 macros for the "Mask" and "InverseMask" options.
3127 * opts.h (cl_var_cond): New enum.
3128 (cl_option): Replace the "has_set_value" and "set_value" fields with
3129 "var_cond" and "var_value".
3130 (CL_TARGET): New macro.
3131 (option_enabled, print_filtered_help): Declare.
3132 (decode_options): Move definition.
3133 * opts.c (handle_option): Search for the original option before
3134 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3135 var_cond and var_value fields. Use targetm.handle_option to handle
3137 (decode_options): Set target_flags to targetm.default_target_flags.
3138 (print_filtered_help): Make global. Handle CL_TARGET.
3139 (option_enabled): New function.
3140 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3141 (display_target_options, set_target_switch, print_switch_values)
3142 (default_pch_valid_p): Guard uses of target_switches with
3143 #ifdef TARGET_SWITCHES. Also...
3144 (display_target_options): Display the CL_TARGET entries in cl_options.
3145 (set_target_option): Don't complain about the "" option when
3146 TARGET_SWITCHES is undefined.
3147 (print_switch_values): Use option_enabled.
3148 (default_pch_valid_p): Check cl_options[] when looking for something
3149 that has changed the value of target_flags.
3150 * c.opt: Remove documentation from top of file.
3151 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3152 * doc/sourecebuild.texi: Refer to the new options documentation
3153 instead of c.opt. Document machine-specific .opt files.
3154 * doc/tm.texi (target_flags): Say that this variable is declared
3156 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3157 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3159 * doc/options.texi: New file.
3161 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3164 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3167 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3170 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3171 temporary variable of pointer type if an lvalues is required.
3172 (gimplify_modify_expr_rhs): Request an rvalue from it.
3173 (gimplify_expr): Pass fallback on.
3175 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3177 * cfgbuild.c: Update comments.
3179 2005-03-14 Roger Sayle <roger@eyesopen.com>
3181 PR rtl-optimization/17236
3182 * optabs.c (expand_doubleword_mult): New helper function split out
3183 from expand_binop. Permute the order in which instructions are
3184 emitted to minimize the number of simultaneously live registers.
3185 (expand_binop): Call expand_doubleword_mult to synthesize a double
3186 word multiplication.
3188 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3190 * basic-block.h: Update the prototypes of cached_make_edge and
3192 * cfg.c (cached_make_edge): Take edge_cache representing one
3193 row of the adjacency matrix of edges.
3194 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3195 (make_edges): Initialize edge_cache to represent one row of
3196 the adjacency matrix of edges.
3198 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3200 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3202 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3203 Remove unused removed_phis variable.
3204 (conditional_replacement): Use build1/build2.
3205 (abs_replacement): Use last_and_only_stmt and build1/build2.
3207 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3209 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3210 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3211 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3212 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3213 * c-common.c (handle_novops_attribute): New function.
3214 (c_common_attribute_table): Add "no vops" entry.
3215 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3216 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3217 * tree-ssa-operands.c (get_call_expr_operands): Do not
3218 create virtual operands for calls with ECF_NOVOPS flag.
3219 * tree.h (DECL_IS_NOVOPS): New macro.
3220 (struct tree_decl): Add novops_flag.
3221 (ECF_NOVOPS): New constant.
3223 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3226 * config/i386/i386.c (x86_use_himode_fiop): New.
3227 (x86_use_simode_fiop): Rename from x86_use_fiop.
3228 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3229 (TARGET_USE_HIMODE_FIOP): New.
3230 (x86_use_simode_fiop): Rename from x86_use_fiop.
3231 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3233 * config/i386/i386.md (X87MODEI12): New mode macro define.
3234 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3235 to implement x87 FP compare with HImode input operands.
3236 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3237 Use X87MODEI12 mode macro to handle HImode input operands.
3238 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3239 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3240 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3241 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3242 macro to implement x87 operators with HImode input operands.
3243 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3246 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3248 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3250 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3251 constants invariant.
3253 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3255 * basic-block.h (BB_VISITED): Removed.
3256 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3258 2005-03-14 Falk Hueffner <falk@debian.org>
3261 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3263 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3265 * ggc-zone.c: Fix comment typos.
3267 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3268 stringpool.c, config/mips/mips-protos.h: Update copyright.
3270 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3272 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3273 throughout with its typedef, "rtx".
3274 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3275 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3276 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3277 regs in comment to match code.
3279 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3281 * except.c (check_handled): Make it static.
3282 * except.h: Remove the corresponding prototype.
3284 * function.c (get_func_frame_size): Make it static.
3285 * function.h: Remove the corresponding type.
3287 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3289 * hard-reg-set.h: Remove the corresponding declarations.
3291 * tree-cfg.c (verify_stmts): Check that
3292 bb_for_stmt (stmt) == bb for every PHI node and statement.
3294 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3296 * config.gcc: Remove excess indentation.
3297 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3299 2005-03-13 Roger Sayle <roger@eyesopen.com>
3302 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3303 * fold-const.c (fold_sign_changed_comparison): Likewise.
3304 (fold_binary): Optimize comparisons against widened operands if
3305 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3307 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3309 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3310 (sparc_override_options): Initialize it.
3311 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3313 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3315 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3316 (reg_or_none500mem_operand): New predicate.
3317 (zero_reg_mem_operand): New predicate.
3318 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3319 to reg_or_none500mem_operand.
3320 (extendsfdf2_fpr): Add MEM alternative.
3321 (extenddftf2_internal): Change operand2 predicate to
3322 zero_reg_mem_operand.
3324 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3326 * ggc-zone.c: Rewritten.
3328 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3330 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3331 * config.in: Regenerated.
3332 * configure: Regenerated.
3333 * gengtype.c (write_types_process_field, write_func_for_structure):
3334 Pass new argument to gt_pch_note_object.
3335 * ggc-common.c (struct ptr_data): Add TYPE.
3336 (gt_pch_note_object): Take TYPE argument and save it.
3337 (call_count): Update call to ggc_pch_count_object.
3338 (call_alloc): Update call to ggc_pch_alloc_object.
3339 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3341 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3342 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3343 (ggc_alloc_zone_stat): Delete.
3344 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3345 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3346 (ggc_pch_alloc_object): Update prototypes.
3347 (garbage_zone): Delete.
3348 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3349 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3351 (tree_id_zone): New variable.
3352 (ggc_alloc_cleared_zone): Remove unused.
3353 (ggc_alloc_zone): Define.
3354 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3355 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3356 ggc_alloc_zone_stat.
3357 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3358 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3359 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3360 (make_node_stat): Likewise. Use tree_id_zone.
3362 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3363 Joseph S. Myers <joseph@codesourcery.com>
3365 * configure.ac: Check for MIPS TLS.
3366 * configure: Regenerated.
3367 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3368 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3369 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3370 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3371 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3372 (mips_classify_symbol, mips_symbolic_constant_p)
3373 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3374 (mips_tls_operand_p, mips_call_tls_get_addr)
3375 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3376 (mips_tls_symbol_ref_1): New functions.
3377 (mips_legitimize_address, mips_legitimize_const_move): Call
3378 mips_legitimize_tls_address.
3379 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3381 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3382 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3383 (mips_char_to_class): Document V1_REG.
3384 (HAVE_AS_TLS): Provide default.
3385 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3387 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3389 (tls_get_tp_<mode>): New instruction.
3391 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3393 * configure.ac: Update checks for target tools.
3394 * configure: Regenerated.
3396 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3398 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3400 2005-03-13 Roger Sayle <roger@eyesopen.com>
3402 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3403 more classes of DImode multiplication by constant. Allow both
3404 multiplication by small negative constants (by performing a
3405 multiplication by a positive constant and negating the result) and
3406 multiplications by large powers of two, by using a left shift.
3408 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3410 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3411 of basic blocks into work_stack.
3413 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3414 config/mips/vr.h: Update copyright.
3416 * c-decl.c (c_init_decl_processing): Remove useless calls to
3417 build_function_type.
3419 * builtins.c (fold_trunc_transparent_mathfn,
3420 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3421 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3422 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3423 fold_builtin_strcpy, fold_builtin_strncpy,
3424 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3427 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3430 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3431 variable determinant.
3433 * tree-cfg.c (group_case_labels): Remove local variable type.
3435 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3438 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3441 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3444 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3445 (*movmemqi_insn): Delete.
3446 (*movmemhi): Delete.
3448 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3450 * builtins.c (fold_builtin_classify): Take decomposed
3451 arguments of CALL_EXPR.
3452 (fold_builtin_1): Update a call to fold_builtin_classify.
3454 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3457 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3458 through into call to parser_xref_tag after parse error.
3459 (c_parser_struct_declaration): Consistently return NULL_TREE on
3462 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3464 * tree-flow-inline.h (ref_contains_array_ref): New function.
3465 (lookup_subvars_for_var): Ditto.
3466 (get_subvars_for_var): Ditto.
3467 (var_can_have_subvars): Ditto.
3469 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3470 (struct subvar): New type.
3472 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3474 * tree-optimize.c (init_tree_optimization_passes): Call
3475 pass_create_structure_vars.
3477 * tree-ssa-alias.c: Include vec.h.
3478 (init_alias_info): Don't auto-clear call clobbered on struct-field
3480 (compute_flow_insensitive_aliasing): Handle subvars.
3481 (group_aliases): Handle STRUCT_FIELD aliases.
3482 (setup_pointers_and_addressables): Ditto.
3483 Don't mark variables non-addressable if they still have
3484 addressable subvars.
3485 Also mark subvars addressable when the real variable is marked
3487 (add_pointed_to_var): Try to prune the pointed-to set by only
3488 pointing to subvars when possible.
3489 Otherwise, make sure we set addresses_needed and pt_vars to
3490 properly include subvars.
3491 (bitpos_of_field): New function.
3492 (push_fields_onto_fieldstack): Ditto.
3493 (get_or_create_used_part_for): Ditto.
3494 (create_overlap_variables_for): Ditto.
3495 (find_used_portions): Ditto.
3496 (create_structure_vars): Ditto.
3497 (pass_create_structure_vars): New structure.
3499 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3500 (get_expr_operands): Handle subvars. Also try to turn
3501 COMPONENT_REF accesses into must-defs now that we can accurately
3503 (note_addressable): Try to only mark as addressable those subvars
3504 we know a COMPONENT_REF touches.
3505 (overlap_subvar): New function.
3507 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3508 Handle subvar storing.
3509 (vect_address_analysis): Update caller of vect_object_analysis.
3511 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3513 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3514 (STMT_VINFO_SUBVARS): New macro.
3516 * common.opts: add flag_tree_salias.
3518 * opts.c (decode_options): flag_tree_salias defaults to on.
3520 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3522 * doc/tree-ssa.texi: Document structural alias analysis.
3524 2005-03-12 Steven Bosscher <stevenb@suse.de>
3526 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3527 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3528 * tree-ssa-operands.c (get_expr_operands): Likewise.
3529 (get_expr_operands): Likewise for ERROR_MARK.
3531 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3533 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3536 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3539 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3540 (mark_operand_necessary): Remove local variable ver.
3542 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3543 variable prefix_len.
3545 * value-prof.c (mod_subtract_transform): Remove local variable
3548 * builtins.c (fold_builtin_exponent): Take decomposed
3549 arguments of CALL_EXPR.
3550 (fold_builtin_1): Update a call to fold_builtin_exponent.
3552 * builtins.c (fold_builtin_logarithm): Take decomposed
3553 arguments of CALL_EXPR.
3554 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3556 * c-decl.c (c_init_decl_processing): Remove local variables
3557 ptr_ftype_void and ptr_ftype_ptr.
3559 * gimplify.c (gimplify_expr): Remove local variables r0 and
3562 * reg-stack.c (move_for_stack_reg): Remove local variable
3564 (compare_for_stack_reg): Remove local variable flags_user.
3565 (convert_regs_1): Remove local variable deleted.
3567 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3569 (combine_blocks): Remove local variables exits and new_e.
3571 * tree-inline.c (expand_call_inline): Remove local variable
3574 * tree-ssa-live.c (create_ssa_var_map,
3575 calculate_live_on_entry): Remove local variable snn.
3577 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3579 * c-lex.c (c_lex_with_flags): Add parameter to call to
3582 2005-03-11 Per Bothner <per@bothner.com>
3584 * c-tree.h (struct c_declarator): New id_loc field.
3585 * c-pragma.h (c_lex_with_flags): Take position reference.
3586 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3587 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3588 (c_lex): Pass dummy location to c_lex_with_flags.
3589 * c-parser.c (c_lex_one_token): Set c_token's location using
3590 c_lex_with_flags, instead of input_location, which might be "ahead".
3591 (c_parser_direct_declarator): Set declarator's id_loc from
3593 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3594 declarator's id_loc, rather than probably-imprecise input_location.
3595 (build_id_declarator): Initialize c_declarator's id_loc field.
3597 2005-03-11 Roger Sayle <roger@eyesopen.com>
3600 * builtins.c (expand_builtin_signbit): Force the signbit's word
3601 into an integer register to avoid SUBREGs of floating point modes.
3603 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3605 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3606 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3607 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3608 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3610 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3612 PR rtl-optimization/20306
3613 * expr.c (emit_move_complex): Set try_int false if mode is
3614 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3615 emit_block_move if try_int is true.
3617 2005-03-11 Richard Henderson <rth@redhat.com>
3620 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3621 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3624 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3626 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3627 (TARGET_FIX_VR4130): New macro.
3628 (TARGET_OPTIONS): Add -mfix-vr4130.
3629 (ISA_HAS_MACCHI): New macro.
3630 (ASM_SPEC): Add -mfix-vr4130.
3631 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3632 (override_options): Handle mips_fix_vr4130_string.
3633 (mips_avoid_hazards): Clear all_noreorder_p
3634 if we're working around VR4130 errata and the macc alternatives
3636 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3637 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3638 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3639 (MULTILIB_DEFAULTS): Remove leading "march=".
3640 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3641 if no architecture option is given.
3642 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3644 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3645 * doc/invoke.texi: Document -mfix-vr4130.
3647 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3649 * config/mips/mips.c (override_options): Only warn about -mint64
3650 deprecation if TARGET_INT64.
3652 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3654 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3655 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3656 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3657 are non-specific regarding the nonnull parameter positions.
3658 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3659 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3660 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3661 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3663 * builtins.def: Use the non-specific "nonnull" attibute lists.
3665 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3667 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3668 single_pred_edge, single_succ, single_pred): Improve comments.
3670 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3672 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3673 single_pred_edge, single_succ, single_pred): New inline functions.
3674 * bb-reorder.c (rotate_loop, find_traces_1_round,
3675 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3676 duplicate_computed_gotos): Use the single_succ/pred functions.
3677 * cfganal.c (forwarder_block_p): Ditto.
3678 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3679 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3680 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3681 merge_seq_blocks): Ditto.
3682 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3683 * cfglayout.c (fixup_reorder_chain): Ditto.
3684 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3685 canonicalize_loop_headers, verify_loop_structure): Ditto.
3686 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3687 mfb_update_loops, create_preheader, force_single_succ_latches,
3688 create_loop_notes): Ditto.
3689 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3690 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3691 commit_one_edge_insertion, purge_dead_edges,
3692 cfg_layout_can_merge_blocks_p): Ditto.
3693 * except.c (sjlj_emit_function_enter): Ditto.
3694 * flow.c (init_propagate_block_info): Ditto.
3695 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3696 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3697 insert_insn_end_bb): Ditto.
3698 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3699 find_if_case_2): Ditto.
3700 * lambda-code.c (perfect_nestify): Ditto.
3701 * lcm.c (optimize_mode_switching): Ditto.
3702 * loop-doloop.c (doloop_modify): Ditto.
3703 * loop-init.c (loop_optimizer_init): Ditto.
3704 * loop-iv.c (simplify_using_initial_values): Ditto.
3705 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3706 * loop-unswitch.c (unswitch_loop): Ditto.
3707 * modulo-sched.c (generate_prolog_epilog): Ditto.
3708 * predict.c (combine_predictions_for_insn, estimate_probability,
3709 tree_estimate_probability, last_basic_block_p,
3710 estimate_bb_frequencies): Ditto.
3711 * profile.c (branch_prob): Ditto.
3712 * regrename.c (copyprop_hardreg_forward): Ditto.
3713 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3714 * tracer.c (layout_superblocks): Ditto.
3715 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3716 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3717 cleanup_control_expr_graph, disband_implicit_edges,
3718 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3719 tree_verify_flow_info, tree_make_forwarder_block,
3720 tree_forwarder_block_p, remove_forwarder_block,
3721 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3722 * tree-if-conv.c (tree_if_conversion): Ditto.
3723 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3724 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3725 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3726 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3727 copy_loop_headers): Ditto.
3728 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3729 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3730 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3731 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3732 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3733 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3734 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3735 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3736 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3737 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3738 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3739 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3740 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3741 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3742 slpeel_add_loop_guard): Ditto.
3744 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3746 PR tree-optimization/15784
3747 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3750 * stmt.c (expand_case): Don't change index_type. Convert minval
3753 PR tree-optimization/20130
3754 * fold-const.c (fold): Fold x * -1 into -x.
3756 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3758 PR rtl-optimization/20331
3759 * rtlanal.c (modified_between_p): Check its address first for MEM.
3760 (modified_in_p): Likewise.
3762 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3764 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3766 2005-03-10 Steven Bosscher <stevenb@suse.de>
3768 * expr.c (expand_expr_real_1): If possible, use a conditional
3769 move for expanding MIN_EXPR and MAX_EXPR.
3770 Use temp for moving around rtx-en.
3772 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3775 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3778 2005-03-10 Roger Sayle <roger@eyesopen.com>
3780 * builtins.c (expand_builtin_signbit): Extend to handle floating
3781 point modes wider than the largest integer type, using the
3782 operand_subword_force function to obtain the signbit's word.
3784 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3787 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3788 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3790 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3792 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3794 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3796 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3798 (perform_edge_inserts): Unconditionally call
3799 free_dominator_info.
3801 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3803 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3805 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3807 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3809 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3811 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3813 (rtl_register_value_prof_hooks,
3814 tree_value_profile_transformations,
3815 tree_register_value_prof_hooks): Likewise.
3816 * var-tracking.c (stack_adjust_offset_pre_post,
3817 variable_htab_free, variable_union, dataflow_set_different_2,
3818 count_uses, variable_was_changed, set_frame_base_location,
3819 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3820 vt_add_function_parameters): Likewise.
3821 * varasm.c (named_section_real, named_section, make_decl_rtl,
3822 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3823 const_hash_1, compare_constant, copy_constant, force_const_mem,
3824 output_constant_pool_2, output_constant_pool_1, output_constant,
3825 output_constructor, make_decl_one_only, decl_tls_model,
3826 default_no_named_section, default_elf_select_section_1,
3827 default_unique_section_1): Likewise.
3828 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3829 * vmsdbgout.c (addr_const_to_string): Likewise.
3832 * function.c (struct assign_parm_data_one): Remove last_named
3834 (assign_parm_find_data_types): Don't determine last_named.
3835 Reorder named_parm determination.
3836 (assign_parms): Only setup varargs on the last non-varadic
3839 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3841 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3842 sda base address on medium model.
3844 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3846 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3847 * cfgloop.c (flow_loop_nodes_find): Export.
3848 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3850 * cfgloopmanip.c (fix_loop_structure): New function.
3851 * predict.c (predict_loops): Clean up the loops information.
3852 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3853 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3855 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3856 (rewrite_into_loop_closed_ssa): Declaration changed.
3857 * tree-loop-linear.c (linear_transform_loops): Add argument to
3858 rewrite_into_loop_closed_ssa call.
3859 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3860 * tree-ssa-loop-im.c (move_computations): Ditto.
3861 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3862 * tree-vectorizer.c (vectorize_loops): Ditto.
3863 * tree-optimize.c: Include cfgloop.h.
3864 (execute_todo): Choose whether to call cleanup_tree_cfg or
3865 cleanup_tree_cfg_loop.
3866 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3867 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3868 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3869 cleanup_tree_cfg_loop call.
3870 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3871 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3872 work on part of cfg.
3874 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3877 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3878 with multiple alternatives.
3880 * stmt.c (parse_output_constraint): Fix a typo.
3882 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3884 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3885 assembly directive instead of deprecated "no-generics".
3887 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3889 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3890 for non-offsettable memory references to cope with outstanding reload
3892 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3893 avoid losing outstanding address reloads.
3894 ("reload_outdi", "reload_outdf"): Likewise.
3896 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3898 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3899 code. Add more cbrt transformations.
3901 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3903 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3905 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3907 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3908 NULL_TREE when a given tree is not simplified.
3909 (fold): Return the original tree when any of the functions
3910 mentioned above NULL_TREE.
3912 * fold-const.c (fold_unary, fold_binary): Take decomposed
3913 arguments, code, type, op0, and op1 in case of fold_binary.
3914 (fold): Update calls to fold_unary and fold_binary.
3916 2005-03-09 Roger Sayle <roger@eyesopen.com>
3918 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3919 a fndecl and an arglist instead of a CALL_EXPR, exp.
3921 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3923 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3925 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3927 * expr.c (expand_assignment): Remove orig_to_rtx.
3929 * fold-const.c (int_const_binop): Remove no_overflow.
3931 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3933 * loop-iv.c (get_biv_step_1): Remove lhs.
3935 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3937 * real.c (real_nan): Remove neg.
3939 * function.c (thread_prologue_and_epilogue_insns): Remove i
3942 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3945 * tree-eh.c (tree_could_trap_p): Remove idx.
3947 * tree-into-ssa.c (ann): Remove ann.
3949 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3951 * tree-sra.c (decide_block_copy): Remove inst_count.
3953 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3955 * tree-ssa-loop-im.c (lhs): Remove.
3957 * cfgbuild.c (state, STATE, SET_STATE,
3958 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3960 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3961 (find_basic_blocks): Set the state of each basic block to
3964 2005-03-08 Jeff Law <law@redhat.com>
3966 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3967 goto results in the removal of edges in the CFG, then we need
3968 to recompute dominators.
3970 2005-03-09 Ben Elliston <bje@au.ibm.com>
3972 * c-common.c (c_do_switch_warnings): Comment fix.
3974 2005-03-08 Julian Brown <julian@codesourcery.com>
3976 * Patch from 2005-03-08 reverted for causing regressions and
3977 ppc-darwin bootstrap failure.
3979 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3981 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3982 Define the real function for ppc-darwin.
3983 * c-typeck.c (convert_arguments): Check for target-specific
3984 invalid argument call to unprototyped function.
3985 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3987 * target.h (invalid_arg_for_unprototyped_fn): New field
3989 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3990 default target hook.
3991 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3994 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3996 * c-typeck.c (constructor_stack, constructor_range_stack,
3997 initializer_stack): Make them static.
3999 * cfg.c (rbi_pool): Make it static.
4001 * gimple-low.c (lower_stmt_body): Make it static.
4002 * tree-flow.h: Remove the corresponding prototype. Don't
4005 * sched-deps.c (cache_size): Make it static.
4007 * stor-layout.c (lang_adjust_rli): Make it static.
4009 2005-03-08 Julian Brown <julian@codesourcery.com>
4011 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4012 from being used for symbols with vague linkage when
4013 HAVE_GAS_COMDAT_GROUP is true.
4015 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4017 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4018 nlabel == JUMP_LABEL (jump).
4020 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4022 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4023 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4024 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4025 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4027 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4030 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4031 * c-common.c (handle_returns_twice): New function.
4032 (c_common_attribute_table): Declare eturns_twice' attribute.
4033 * doc/extend.texi: Document eturns_twice' attribute.
4034 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4035 (struct tree_decl): Add returns_twice_flag.
4037 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4039 * tree-ssa-phiopt.c: Fix a comment typo.
4041 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4042 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4043 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4046 2005-03-08 Richard Henderson <rth@redhat.com>
4048 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4049 builtin codes with ctzdi2, clzdi2, popcountdi2.
4050 (struct alpha_builtin_def): Add is_const.
4051 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4052 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4053 (alpha_init_builtins): Init them. Set nothrow and const attributes
4055 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4056 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4057 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4058 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4059 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4060 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4061 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4062 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4063 (TARGET_FOLD_BUILTIN): New.
4064 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4065 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4067 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4069 2005-03-08 Ira Rosen <irar@il.ibm.com>
4071 PR tree-optimization/20122
4072 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4073 condition of access function instead of base.
4075 2005-03-07 Jeff Law <law@redhat.com>
4076 Steven Bosscher <stevenb@suse.de>
4078 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4079 (find_taken_edge): Call find_taken_edge_computed_goto as
4080 appropriate. Allow any gimple invariant rather than just
4081 INTEGER_CST for VAL.
4082 (cleanup_control_flow): Cleanup a computed goto which has turned
4084 (tree_merge_blocks): If block B has any forced labels, move
4085 them to the start of block A.
4086 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4087 computed gotos as well.
4088 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4089 removal of unnecessary computed gotos too.
4090 (lookup_redirection_data): Fix type of INSERT argument. Callers
4093 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4095 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4096 Remove trailing spaces.
4098 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4099 unshare_all_trees): Make them static.
4100 * tree-gimple.h: Remove the corresponding prototypes.
4102 * diagnostic.h: Remove unused prototype
4103 debug_output_buffer.
4104 * modulo-sched.c: Remove unused prototype
4105 set_row_column_for_ps.
4107 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4108 replace_phi_edge_with_variable): Remove unused variable i.
4110 2005-03-07 Per Bothner <per@bothner.com>
4112 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4114 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4117 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4118 bbs on the COND_EXPR instead of the PHI_NODEs.
4119 (candidate_bb_for_phi_optimization): Remove.
4120 (replace_phi_with_stmt): Rename to ...
4121 (replace_phi_edge_with_variable): this and change so that we
4122 replace the phi argument instead of removing the PHI.
4123 (conditional_replacement): Change so we deal with PHI with more
4125 (value_replacement): Likewise.
4126 (abs_replacement): Likewise.
4128 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4130 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4131 output_e500_flip_gt_bit.
4133 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4135 (rs6000_generate_compare): Fix logic to look at the correct bits.
4136 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4138 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4139 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4140 gen_move_from_CR_gt_bit.
4142 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4143 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4144 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4146 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4147 (E500_CR_IOR_COMPARE): New constant.
4149 2005-03-08 Earl Chew <earl_chew@agilent.com>
4150 David Billinghurst <David.Billinghurst@riotinto.com>
4152 * config/i386/host-cygwin.c: New file to support precompiled
4154 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4155 * config.host: Use above files for cygwin host.
4157 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4159 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4160 ordering ops from earlier change.
4162 2005-03-07 Per Bothner <per@bothner.com>
4164 Various fixes to allow us to again build if --enable-mapped-location:
4165 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4166 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4167 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4168 local variable loc. Change logic appropriately.
4169 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4170 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4171 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4172 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4173 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4175 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4177 PR rtl-optimization/19683
4178 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4179 number of bytes, to smallest_int_for_mode. Fix arguments to
4180 REG_CANNOT_CHANGE_MODE_P.
4182 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4184 * reorg.c (relax_delay_slots): Check that the jump is
4185 conditional before trying to invert it.
4187 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4189 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4192 * calls (stack_arg_under_construction): Make it static.
4194 * flow.c (regs_live_at_setjmp): Make it static.
4195 * flow.h: Remove the corresponding prototype.
4197 * reload1.c (reload_startobj, reload_firstobj,
4198 something_needs_operands_changed, reload_inherited,
4199 reload_inheritance_insn, reload_override_in,
4200 reload_spill_index): Make them static.
4202 * recog.c (verify_changes): Make it static.
4203 * recog.h: Remove the corresponding prototype.
4205 * cfgbuild.c (find_sub_basic_blocks): Remove.
4206 * basic-block.h: Remove the corresponding prototype.
4207 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4209 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4211 * tree-ssa-operands.c (check_build_stmt): Remove.
4213 * stor-layout.c (set_alignment): Remove.
4214 * tree.h: Remove the corresponding prototype.
4216 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4218 * tree-ssa-dce.c (control_dependence_map,
4219 visited_control_parents): Make them static.
4221 * cfghooks.c (verify_flow_info): Remove local variable
4224 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4227 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4229 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4231 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4233 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4235 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4236 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4237 PARALLEL for an empty structure.
4239 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4241 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4243 * fold-const.c (fold_binary): Unroll the very first "for"
4246 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4248 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4249 redundant match_code test.
4250 (scc_comparison_operator): Swap match_operand and match_code
4252 (branch_positive_comparison_operator): Same.
4253 (trap_comparison_operator): Use comparison_operator and swap with
4256 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4259 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4260 (out_movhi_r_mr): Read low byte of volatile MEM first.
4261 (out_movhi_mr_r): Write high byte of volatile MEM first.
4263 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4265 * cselib.c (reg_values, reg_values_size): Make them static.
4267 * cse.c (cse_reg_info_table): Make it static.
4269 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4271 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4273 * cse.c (find_best_addr): Use canon_for_address.
4275 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4277 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4278 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4279 SUBREG and MEM, respectively.
4281 * fold-const.c (fold_binary): Use code instead of t.
4283 * fold-const.c (optimize_minmax_comparison): Take decomposed
4284 arguments code, type, op0, and op1 instead of t.
4285 (fold_binary): Update a call to optimize_minmax_comparison.
4287 * fold-const.c (fold_range_test): Take decomposed arguments
4288 code, type, op0, and op1 instead of t.
4289 (fold_binary): Update a call to fold_range_test.
4291 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4292 decomposed arguments code, type, op0, and op1 instead of t.
4293 (fold_binary): Update a call to fold_range_test.
4295 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4297 * fold-const.c (fold_binary): Avoid directly using the original
4298 expression t as much as possible.
4300 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4302 * c-semantics.c (build_stmt): Use TYPE_P instead of
4303 IS_NON_TYPE_CODE_CLASS.
4304 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4305 (NON_TYPE_CHECK): Use TYPE_P instead of
4306 IS_NON_TYPE_CODE_CLASS.
4308 * fold-const.c (fold): Remove handling of binary expressions.
4310 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4312 * doc/c-tree.texi: Wrap comments in @r{}.
4313 * doc/cpp.texi: Likewise.
4314 * doc/cppinternals.texi: Likewise.
4315 * doc/extend.texi: Likewise.
4316 * doc/md.texi: Likewise.
4317 * doc/objc.texi: Likewise.
4318 * doc/sourcebuild.texi: Likewise.
4319 * doc/tm.texi: Likewise.
4322 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4324 * predict.c (apply_return_prediction): Standardize PHI chain
4326 * tree-ssa.c (ssa_redirect_edge): Likewise.
4328 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4329 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4332 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4333 * tree-flow.h: Adjust the prototype for remove_phi_node.
4334 * lambda-code.c (perfect_nestify): Adjust a call to
4337 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4338 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4340 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4341 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4342 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4343 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4345 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4346 of GEN_INT (trunc_int_for_mode (...)).
4347 * loop-iv.c (iv_number_of_iterations): Likewise.
4348 * postreload.c (reload_cse_move2add): Likewise.
4349 * simplify-rtx.c (simplify_const_unary_operation,
4350 simplify_const_binary_operation): Likewise.
4351 * stor-layout.c (get_mode_bounds): Likewise.
4353 * fold-const.c (fold_binary): New.
4354 (fold): Call fold_binary on binary expressions.
4356 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4358 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4359 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4360 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4361 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4362 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4364 2005-03-04 Devang Patel <dpatel@apple.com>
4366 PR tree-optimization/18815
4367 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4368 loops with zero exit edges.
4370 2005-03-04 Devang Patel <dpatel@apple.com>
4372 * doc/invoke.texi: Remove reference to webpage that does not exist.
4374 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4375 Joseph S. Myers <joseph@codesourcery.com>
4378 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4379 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4380 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4381 * pa.c (get_plabel): Change argument to symbol_ref. Call
4382 maybe_get_identifier instead of get_identifier.
4383 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4384 (struct deferred_plabel): Replace name field with symbol field.
4385 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4386 ASM_OUTPUT_EXTERNAL_REAL is defined.
4387 (output_global_address): Use output_addr_const for output of all
4389 (output_deferred_plabels): Use symbol_ref instead of name for address
4391 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4392 ASM_OUTPUT_SYMBOL_REF): New macros.
4393 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4395 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4398 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4400 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4401 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4403 2005-03-04 Jeff Law <law@redhat.com>
4405 * basic-block.h (rediscover_loops_after_threading): Declare.
4406 * tree-ssa-dom.c: Include cfgloop.h.
4407 (tree_ssa_dominator_optimize): Discover loops and some basic
4408 properties. Remove forwarder blocks recreated by loop header
4409 canonicalization. Also mark backedges in the CFG.
4410 * tree-ssa-threadupdate.c: Include cfgloop.h
4411 (rediscover_loops_after_threading): Define.
4412 (struct local_info): New field, JUMP_THREADED.
4413 (prune_undesirable_thread_requests): New function.
4414 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4415 then record that fact for the callers of redirct_edges.
4416 (thread_block): If BB has incoming backedges, then call
4417 prune_undesirable_thraed_requests. Note when we are
4418 going to have to rediscover loop information. Return a
4419 boolean indicating if any jumps were threaded.
4420 (thread_through_all_blocks): Bubble up boolean indicating
4421 if any jumps were threaded.
4422 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4423 (tree-ssa-threadupdate.o): Similarly.
4425 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4427 * fold-const.c (fold_ternary): Unroll the "for" loop to
4430 2005-03-04 Andrew Haley <aph@redhat.com>
4432 * unwind-dw2-fde-glibc.c (struct
4433 unw_eh_callback_data.check_cache): New field.
4434 (frame_hdr_cache): New.
4435 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4436 Cache frame header info.
4438 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4440 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4441 (print_c_condition): Declare.
4442 * read-rtl.c (ptr_loc): New structure.
4443 (ptr_locs, ptr_loc_obstack, joined_conditions)
4444 (joined_conditions_obstack): New variables.
4445 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4446 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4447 (join_c_conditions, print_c_condition): New functions.
4448 (apply_macro_to_string): Associate the new string with the same
4449 source location as the old one.
4450 (add_condition_to_string): Use join_c_conditions.
4451 (read_string): Use set_rtx_ptr_loc to record a filename and line
4452 number for the string.
4453 (read_rtx): Initialize the new variables above.
4454 * genattrtab.c (write_test_expr, write_attr_value): Use
4456 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4457 comment above the GCC_VERSION check.
4458 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4459 Inline the definition of MAYBE_EVAL.
4460 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4461 * genoutput.c (process_template): Likewise.
4462 * genpreds.c (write_predicate_subfunction): Likewise.
4463 (write_predicate_expr): Use print_c_condition.
4464 * genrecog.c (write_cond): Likewise.
4465 * gensupport.c (process_rtx): Use join_c_conditions to join the
4466 conditions of a define_insn_and_split. Record a source location
4467 for the string after the "&&".
4468 (alter_test_for_insn): Use join_c_conditions.
4470 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4473 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4474 PR tree-optimization/15784
4475 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4478 2005-03-04 Ben Elliston <bje@au.ibm.com>
4480 * gcc.c (option_map): Add --coverage.
4481 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4482 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4483 * config/darwin.h: Pass -lgcov for `coverage'.
4484 * doc/invoke.texi (Debugging Options): Document --coverage.
4486 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4488 * gcse.c (bypass_block): Use find_edge wherever possible.
4490 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4494 * c-opts.c (c_common_parse_file): Call start_source_file
4495 and end_source_file at the approriate times.
4497 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4498 the main file, it will be done for us now.
4500 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4502 * fold-const.c (fold_ternary): New.
4503 (fold): Call fold_ternary on ternary expressions. Remove
4504 handling of ternary expressions.
4506 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4508 PR tree-optimization/15784
4509 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4512 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4514 * config/rs6000/predicates.md (branch_comparison_operator):
4515 Convert from C block to conditional format.
4517 2005-03-03 Jan Hubicka <jh@suse.cz>
4519 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4520 and non-constant public variables.
4522 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4524 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4527 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4530 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4531 calls to release_ssa_name and release_phi_node.
4533 * fold-const.c (fold): Remove handling of unary expressions.
4535 * fold-const.c (fold_unary): Avoid directly using the original
4536 expression t as much as possible.
4538 2005-03-03 Roger Sayle <roger@eyesopen.com>
4539 Andrew Pinski <pinskia@physics.uc.edu>
4541 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4542 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4544 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4546 Describe special registers SRP and MOF as allocatable registers.
4547 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4548 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4549 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4550 TARGET_HAS_MUL_INSNS.
4551 (cris_print_operand) <case 'd'>: New case.
4552 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4553 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4555 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4556 (REG_ALLOC_ORDER): Update for MOF.
4557 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4559 (GENERAL_REGS): No longer a define of ALL_REGS.
4560 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4561 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4563 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4564 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4565 (SECONDARY_RELOAD_CLASS): Define.
4566 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4567 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4568 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4569 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4570 (REGISTER_MOVE_COST): Define.
4571 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4572 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4573 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4574 (CRIS_MOF_REGNUM): New define_constants.
4575 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4577 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4579 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4580 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4581 Adjust for MOF being properly described as a register.
4582 (indir_to_reg_split): Name this split. Conditionalize on the
4583 destination register being a general register.
4584 (movei): Conditionalize on on operands 0 and 1 having the same
4587 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4590 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4591 -mcpu to override any other explicitly given flags.
4593 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4595 * recog.c (verify_changes, confirm_change_group): New functions,
4596 broken out of apply_change_group.
4597 (apply_change_group): Use them.
4598 * recog.h (verify_change, confirm_change_group): Declare.
4599 * rtl.h (redirect_jump_2): Declare.
4600 * jump.c (redirect_exp, invert_exp): Delete.
4601 (invert_exp_1): Take second parameter. Return value. Changed caller.
4602 (redirect_jump_2): New function, broken out of redirect_jump.
4603 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4604 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4605 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4607 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4609 * varasm.c (named_section): Use xstrdup rather than doing it by
4612 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4614 2005-03-02 Devang Patel <dpatel@apple.com>
4616 Undo PR tree-optimization/18815 fix.
4618 2005-03-02 Devang Patel <dpatel@apple.com>
4620 PR tree-optimization/18815
4621 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4622 loops with zero exit edges.
4624 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4626 * cfg.c (connect_src, connect_dest, disconnect_src,
4627 disconnct_dest): New.
4628 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4629 redirect_edge_pred): Use the new functions.
4631 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4632 free_dominance_info only when needed.
4634 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4637 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4638 (reg_or_sub_cint64_operand): Same.
4640 2005-03-02 Jeff Law <law@redhat.com>
4642 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4643 CFG_ALTERED in the main DOM iteration loop.
4645 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4648 * varasm.c (initializer_constant_valid_p): Allow conversions
4649 between OFFSET_TYPEs. Tidy.
4651 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4653 * config/cris/cris.md ("return"): Remove epilogue delay list
4656 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4658 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4660 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4662 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4664 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4665 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4666 config/m68k/m68k.c, config/mips/mips.h,
4667 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4668 doc/include/gcc-common.texi: Update copyright.
4670 PR middle-end/18029 and PR middle-end/18030
4671 * expr.c (optimize_bitfield_assignment_op): Add a special case
4672 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4674 * fold-const.c (fold_unary): New.
4675 (fold): Call fold_unary on unary expressions.
4677 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4679 * cgraph.h (struct cgraph_edge): Add prev_caller and
4681 (cgraph_node_remove_callees): Export.
4682 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4684 (cgraph_edge_remove_callee): New function.
4685 (cgraph_edge_remove_caller): Likewise.
4686 (cgraph_remove_edge): Use.
4687 (cgraph_redirect_edge_callee): Likewise.
4688 (cgraph_node_remove_callees): New function.
4689 (cgraph_node_remove_callers): Likewise.
4690 (cgraph_remove_node): Use.
4691 * tree-optimize.c (tree_rest_of_compilation): Use
4692 cgraph_node_remove_callees instead of manual loop.
4693 * cgraphunit.c (cgraph_finalize_function): Likewise.
4694 (cgraph_expand_function): Likewise.
4695 (cgraph_remove_unreachable_nodes): Likewise.
4697 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4700 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4702 * c-decl.c (undeclared_variable): Take location as argument.
4703 * c-typeck.c (build_external_ref): Likewise.
4704 * c-parser.c (c_parser_postfix_expression): Pass location of
4705 identifier to build_external_ref.
4707 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4709 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4710 CCEQ mode for branch_positive_comparison_operator test.
4711 * config/rs6000/predicates (branch_comparison_operator): Revert to
4713 (scc_comparison_operator): Same.
4714 (branch_positive_comparison_operator): Same.
4716 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4718 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4719 (cris_delay_slots_for_epilogue): Remove.
4720 (save_last): Move into cris_target_asm_function_epilogue.
4721 (cris_target_asm_function_epilogue): Remove tests for file being
4723 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4724 (cris_delay_slots_for_epilogue): Remove prototypes.
4725 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4726 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4728 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4730 * config/rs6000/predicates.md (branch_comparison_operator): Change
4731 to define_special_predicate.
4732 (scc_comparison_operator): Same.
4733 (branch_positive_comparison_operator): Same.
4735 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4737 * Makefile.in (tree-ssa-sink.o): New.
4738 (OBJS-common): Add tree-ssa-sink.o.
4739 * common.opt: Add -ftree-sink
4740 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4741 * timevar.def (TV_TREE_SINK): new timevar.
4742 * tree-flow.h (is_hidden_global_store): Prototype.
4743 * tree-optimize.c (init_tree_optimization_passes): Add
4745 * tree-pass.h (pass_sink_code): New.
4746 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4747 for non-obvious global store store to is_hidden_global_store, and
4748 call that new function.
4749 * tree-ssa-sink.c: New file.
4750 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4751 * doc/passes.texi: Document forward store motion.
4752 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4753 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4754 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4755 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4757 2005-03-01 Per Bothner <per@bothner.com>
4759 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4760 and we have a non-zero column-number, add it to the message.
4761 Also factor out the diagnostic_kind_text.
4763 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4765 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4766 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4767 flow_loop_scan): Removed.
4768 (flow_loop_dump): Do not dump removed fields.
4769 (flow_loop_free): Do not free removed fields.
4770 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4771 (loop_exit_edge_p): New function.
4772 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4773 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4774 num_exits, exits_doms.
4775 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4776 LOOP_EDGES, LOOP_ALL): Removed.
4777 (flow_loop_scan): Declaration removed.
4778 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4779 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4781 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4782 (if_convert): Call flow_loops_find and flow_loops_free
4783 when calling mark_loop_exit_edges.
4784 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4785 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4786 free_dominance_info calls.
4787 * loop-init.c (flow_loops_find): Ditto.
4788 * passes.c (rest_of_handle_branch_prob): Ditto.
4789 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4790 * loop-unroll.c (analyze_insns_in_loop): Do not use
4792 * predict.c (predict_loops): Do not call flow_loop_scan.
4793 Use get_loop_exit_edges.
4794 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4795 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4796 Do not use EDGE_LOOP_EXIT.
4797 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4798 to bb_with_exit_edge_p.
4799 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4800 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4801 to bb_with_exit_edge_p.
4802 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4804 * tree-loop-linear.c (linear_transform_loops): Do not call
4805 flow_loop_scan. Use loop->single_exit.
4806 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4807 (vect_analyze_loop_form): Do not call flow_loop_scan.
4808 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4810 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4812 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4813 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4814 slpeel_tree_duplicate_loop_to_edge_cfg,
4815 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4816 Use loop_preheader_edge and loop->single_exit. Do not call
4819 2005-03-01 Nick Clifton <nickc@redhat.com>
4821 * config/arm/arm.c (thumb_find_work_register): Check all of the
4822 argument registers to see if they are free, and a couple of
4823 special cases where the last argument register but can be proved
4824 to be available during the function's prologue.
4825 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4826 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4827 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4829 (thumb_compute_save_reg_mask): Likewise. Also use
4830 thumb_find_work_register() to ensure that there is agreement about
4831 which work register is going to be used in the prologue.
4832 (thumb_output_function_prologue): Use unsigned long as the type
4833 for the register bit-mask. Also delay pushing the link register if
4834 other high registers are going to be pushed.
4835 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4836 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4837 redundant prototypes.
4839 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4842 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4843 and after reload in REG+REG indexed addresses without REG_POINTER
4844 set in the base and not set in the index.
4846 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4848 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4849 Don't undefine here.
4850 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4851 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4852 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4853 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4854 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4856 * config.gcc (sh*-*-linux*): Use config/linux.h.
4858 2005-02-28 Dale Johannesen <dalej@apple.com>
4859 Stan Shebs <shebs@apple.com>
4861 Rewrite of 64-bit Darwin structure-by-value pass/return.
4862 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4863 intoffset, use_stack, named.
4864 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4865 (rs6000_darwin64_record_arg_advance_flush): New.
4866 (rs6000_darwin64_record_arg_advance_recurse): New.
4867 (rs6000_darwin64_record_arg_flush): New.
4868 (rs6000_darwin64_record_arg_recurse): New.
4869 (rs6000_darwin64_record_arg): New.
4870 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4871 (function_arg_boundary): Handle 128-bit aligned structs.
4872 (function_arg_advance): Rewrite darwin64 struct handling.
4873 (function_arg): Call rs6000_darwin64_record_arg.
4874 (function_arg_partial_nregs): Handle darwin64 structs.
4875 (rs6000_darwin64_function_value): Remove.
4876 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4878 2005-02-28 Roger Sayle <roger@eyesopen.com>
4880 PR tree-optimization/20216
4881 * tree-chrec.c (tree_fold_factorial): Delete.
4882 (tree_fold_binomial): Change argument list to take a return type
4883 and change the type of K to unsigned int. Rewrite to avoid explicit
4884 evaluation of factorials, and (recursively) calling fold to perform
4885 compile-time arithmetic. Return NULL on (internal) overflow.
4886 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4887 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4888 if any intermediate calculation overflows.
4889 (chrec_apply): Update call to chrec_evaluate.
4891 2005-02-28 James E Wilson <wilson@specifixinc.com>
4893 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4895 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4898 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4899 instead of NULL_TREE on error.
4901 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4903 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4904 (EASY_VECTOR_15_ADD_SELF): Remove.
4905 (num_insns_constant_wide): Not static.
4906 (validate_condition_mode): Not static.
4907 (toc_relative_expr_p): Not static.
4908 (legitimate_indirect_address_p): Not static.
4909 (macho_lo_sum_memory_operand): Not static.
4910 (invalid_e500_subreg): Not static.
4911 (easy_vector_same): Not static.
4912 (easy_vector_splat_const): Not static.
4913 (RS6000_SYMBOL_REF_TLS_P): Remove.
4914 (any_operand): Delete.
4915 (any_parallel_operand): Delete.
4916 (count_register_operand): Delete.
4917 (altivec_register_operand): Delete.
4918 (xer_operand): Delete.
4919 (s8bit_cint_operand): Delete.
4920 (short_cint_operand): Delete.
4921 (u_short_cint_operand): Delete.
4922 (non_short_cint_operand): Delete.
4923 (exact_log2_cint_operand): Delete.
4924 (gpc_reg_operand): Delete.
4925 (cc_reg_operand): Delete.
4926 (cc_reg_not_cr0_operand): Delete.
4927 (reg_or_short_operand): Delete.
4928 (reg_or_neg_short_operand): Delete.
4929 (reg_or_aligned_short_operand): Delete.
4930 (reg_or_u_short_operand): Delete.
4931 (reg_or_cint_operand): Delete.
4932 (reg_or_arith_cint_operand): Delete.
4933 (reg_or_add_cint64_operand): Delete.
4934 (reg_or_sub_cint64_operand): Delete.
4935 (reg_or_logical_cint_operand): Delete.
4936 (got_operand): Delete.
4937 (got_no_const_operand): Delete.
4938 (easy_fp_constant): Delete.
4939 (easy_vector_constant): Delete.
4940 (easy_vector_constant_add_self): Delete.
4941 (zero_constant): Delete.
4942 (zero_fp_constant): Delete.
4943 (volatile_mem_operand): Delete.
4944 (offsettable_mem_operand): Delete.
4945 (mem_or_easy_const_operand): Delete.
4946 (add_operand): Delete.
4947 (non_add_cint_operand): Delete.
4948 (logical_operand): Delete.
4949 (non_logical_cint_operand): Delete.
4950 (mask_operand): Delete.
4951 (mask_operand_wrap): Delete.
4952 (mask64_operand): Delete.
4953 (mask64_2_operand): Delete.
4954 (and64_operand): Delete.
4955 (and64_2_operand): Delete.
4956 (and_operand): Delete.
4957 (reg_or_mem_operand): Delete.
4958 (lwa_operand): Delete.
4959 (symbol_ref_operand): Delete.
4960 (call_operand): Delete.
4961 (current_file_function_operand): Delete.
4962 (input_operand): Delete.
4963 (rs6000_nonimmediate_operand): Delete.
4964 (rs6000_tls_symbol_ref): Delete.
4965 (save_world_operation): Delete.
4966 (restore_world_operation): Delete.
4967 (load_multiple_operation): Delete.
4968 (store_multiple_operation): Delete.
4969 (vrsave_operation): Delete.
4970 (mfcr_operation): Delete.
4971 (mtcrf_operation): Delete.
4972 (lmw_operation): Delete.
4973 (stmw_operation): Delete.
4974 (branch_comparison_operator): Delete.
4975 (branch_positive_comparison_operator): Delete.
4976 (scc_comparison_operator): Delete.
4977 (trap_comparison_operator): Delete.
4978 (boolean_operator): Delete.
4979 (boolean_or_operator): Delete.
4980 (min_max_operator): Delete.
4981 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4982 (EASY_VECTOR_15): Moved to here.
4983 (EASY_VECTOR_15_ADD_SELF): Move to here.
4984 (PREDICATE_CODES): Delete.
4985 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4986 Declare functions no longer static.
4987 * config/rs6000/predicates.md: New.
4988 * config/rs6000/rs6000.md: Include predicates.md
4990 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4992 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4993 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4995 * cfgrtl.c (need_fake_edge_p): Likewise.
4996 * combine.c (distribute_notes): Likewise.
4997 * emit-rtl.c (try_split): Likewise.
4998 * recog.c (peephole2_opimize): Likewise.
4999 * reg-notes.def (ALWAYS_RETURN): Remove.
5000 * rtl.h (LCT_ALWAYS_RETURN): Remove.
5001 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
5002 * tree.h (ECF_ALWAYS_RETURN): Remove.
5004 2005-02-28 Roger Sayle <roger@eyesopen.com>
5007 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
5008 between different machine modes is never a "useless" conversion.
5010 2005-02-28 Geert Bosch <bosch@gnat.com>
5013 * doc/contrib.texi: List contributors for Ada front end
5015 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5017 * simplify-rtx.c (simplify_unary_operation_1,
5018 simplify_const_unary_operation): New, extracted from...
5019 (simplify_unary_operation): ... this one.
5020 (simplify_binary_operation_1,
5021 simplify_const_binary_operation): New, extracted from...
5022 (simplify_binary_operation): ... this one.
5023 * rtl.h (simplify_const_unary_operation,
5024 simplify_const_binary_operation): Add prototypes.
5026 2005-02-28 Julian Brown <julian@codesourcery.com>
5028 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5029 building libjava and caused PR regression/20228.
5031 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5034 * Makefile.in (host_subdir): New.
5035 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5036 * configure: Regenerate.
5038 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5040 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5041 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5042 installation directory first.
5044 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5047 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5048 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5049 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5050 * config/cris/cris.md: Tweak comments referring to Q.
5051 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5052 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5053 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5054 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5055 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5056 Insert spaces in constraints to align alternatives vertically for
5058 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5061 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5063 PR rtl-optimization/17728
5064 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5065 operand 0 from general_operand to move_dest_operand.
5067 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5069 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5070 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5071 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5072 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5074 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5076 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5077 * configure: Regenerate.
5078 * libada-mk.in: Remove CC; rename
5079 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5081 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5084 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5085 for the lhs, also walk over the tree. Likewise for rhs.
5087 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5089 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5090 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5091 Do not propagate value of iv before increment over the increment.
5093 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5095 * c-parser.c: New file.
5096 * c-parse.in: Remove.
5097 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5099 (c-parser.o): Add dependencies.
5100 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5101 maintainer-clean, TAGS): Update.
5102 * c-config-lang.in (gtfiles): Update.
5103 * gengtype-lex.l: Don't handle "@@".
5104 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5105 objc_build_synchronized, objc_begin_try_stmt,
5106 objc_begin_catch_clause, objc_finish_catch_clause,
5107 objc_build_finally_clause, objc_finish_try_stmt): New.
5108 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5110 (c_parse_init): Update comment.
5111 * c-decl.c (c_init_decl_processing): Update comment.
5112 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5113 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5114 new c_declspecs members.
5116 2005-02-25 Julian Brown <julian@codesourcery.com>
5118 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5119 from being used for symbols with vague linkage when
5120 HAVE_GAS_COMDAT_GROUP is true.
5122 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5124 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5126 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5129 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5130 (LIBGCC2_HAS_DF_MODE): New.
5131 (LIBGCC2_HAS_XF_MODE): New.
5132 (LIBGCC2_HAS_TF_MODE): New.
5133 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5134 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5135 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5136 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5137 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5138 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5139 and add _fixtfdi, _fixunstfdi, _floatditf
5140 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5141 L_fixunstfdi, L_floatditf.
5142 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5143 (LIBGCC2_HAS_TF_MODE): Define.
5145 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5147 PR tree-optimization/20204
5148 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5149 REWRITE_THIS_STMT markers on PHI nodes.
5150 (rewrite_initialize_block): Likewise.
5152 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5154 * version.c (version_string): Update to 4.1.
5156 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5158 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5159 Clarify that the alternative way doesn't work in GNU C++.
5161 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5163 PR tree-optimization/19937
5164 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5165 to the type of the induction variable.
5167 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5169 PR rtl-optimization/20117
5170 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5171 the block including noncopyable insn.
5173 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5175 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5176 calls to find_reg_note.
5178 2005-02-24 Richard Henderson <rth@redhat.com>
5181 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5184 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5186 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5187 vector types if to use base reg for misaligned non-word ld/std.
5189 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5192 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5193 dwarf2 label manually and put it after, not before the prologue.
5195 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5198 * reload.c (operands_match_p): Only increment register number for
5199 SCALAR_INT_MODE_P modes in multiple hard registers.
5201 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5204 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5206 * ChangeLog.5: Fix log message typo(s).
5207 * ChangeLog.7: Likewise.
5208 * ChangeLog.tree-ssa: Likewise.
5209 * cfgexpand.c: Fix comment typo(s).
5210 * conflict.c: Likewise.
5211 * defaults.h: Likewise.
5212 * dwarf2out.c: Likewise.
5214 * ggc-page.c: Likewise.
5215 * tree-eh.c: Likewise.
5216 * tree-ssa-dom.c: Likewise.
5218 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5221 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5222 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5223 if SHARED is defined.
5226 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5227 allow splitting only if operands 0 and 3 don't overlap.
5229 2005-02-24 Richard Henderson <rth@redhat.com>
5232 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5233 (fold_builtin_1): Call them.
5234 * fold-const.c (fold_complex_mult_parts): Split out from ...
5235 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5236 (fold_complex_div_parts, fold_complex_div): New.
5238 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5240 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5242 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5243 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5245 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5246 (print_node): Likewise.
5247 Print TYPE_SIZES_GIMPLIFIED.
5249 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5251 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5252 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5253 operands as commutative in constraints.
5255 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5257 * tree-into-ssa.c: Re-organize internal functions.
5259 2005-02-24 Richard Henderson <rth@redhat.com>
5262 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5264 * common.opt (fcx-limited-range): New.
5265 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5266 * toplev.c (flag_complex_method): Initialize to 1.
5267 (process_options): Set flag_complex_method to 0 if
5268 flag_cx_limited_range.
5269 * doc/invoke.texi (-fcx-limited-range): New.
5271 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5273 * cse.c (delete_trivially_dead_insns): Speed up by using
5274 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5277 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5279 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5280 functions when -mid-shared-library is being used.
5282 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5284 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5285 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5286 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5287 * system.h: Poison LINK_LIBGCC_SPECIAL.
5289 2005-02-23 James E Wilson <wilson@specifixinc.com>
5291 * gengtype.c (note_insn_name): Make 1 element larger.
5293 2005-02-23 Roger Sayle <roger@eyesopen.com>
5296 PR rtl-optimization/20097
5297 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5298 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5300 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5302 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5303 * t-aix52 (SHLIB_INSTALL): Same.
5305 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5307 * genpreds.c: Update copyright.
5309 2005-02-23 Michael Beach <michaelb@ieee.org>
5312 * config/sparc/t-elf (startup files): Assemble with CPP.
5314 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5316 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5317 (write_predicate_expr): Likewise.
5319 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5321 PR tree-optimization/20100
5322 PR tree-optimization/20115
5323 * tree-optimize.c (init_tree_optimization_passes): Remove
5324 pass_maybe_create_global_var.
5325 * tree-pass.h (pass_maybe_create_global_var): Remove.
5326 * tree-ssa-alias.c (aliases_computed_p): Declare.
5327 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5328 (count_calls_and_maybe_create_global_var): Remove.
5329 (pass_maybe_create_global_var): Remove.
5330 (init_alias_info): Do not declare aliases_computed_p.
5331 (maybe_create_global_var): If the function contains no
5332 call-clobbered variables and a mix of pure/const and regular
5333 function calls, create .GLOBAL_VAR.
5334 Mark all call-clobbered variables for renaming.
5335 (merge_pointed_to_info): Update comment.
5336 (add_pointed_to_var): Likewise.
5337 (is_escape_site): Likewise.
5338 Accept struct alias_info * instead of size_t *.
5340 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5342 * tree-ssa-operands.c (get_call_expr_operands): If
5343 ALIASES_COMPUTED_P is false, do not add call-clobbering
5345 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5346 (delete_tree_ssa): Likewise.
5348 2005-02-22 James E Wilson <wilson@specifixinc.com>
5350 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5351 (do_compile): Do call it here.
5353 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5355 PR rtl-optimization/20017.
5356 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5357 rest_of_handle_cse2, rest_of_handle_gcse): Call
5358 delete_dead_jumptables immediately before calling cleanup_cfg.
5360 2005-02-22 Devang Patel <dpatel@apple.com>
5363 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5366 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5368 * config/rs6000/aix.h (WINT_TYPE): Define.
5370 2005-02-22 Stan Shebs <shebs@apple.com>
5372 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5373 natural alignment for 64-bit Darwin.
5374 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5376 * doc/invoke.texi: Document this.
5378 2005-02-22 DJ Delorie <dj@redhat.com>
5380 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5381 to make_[un]signed_type, not the mode itself.
5383 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5385 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5386 not available. Use tail calls wherever possible.
5387 (make_edge): Call unchecked_make_edge to create an edge.
5389 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5390 (coalesce_ssa_name): Don't check for
5391 SSANORM_USE_COALESCE_LIST.
5392 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5394 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5396 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5397 (rewrite_into_ssa): ... here.
5399 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5401 PR tree-optimization/19786
5402 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5403 tag to another's may-alias bitmap when adding to the other's list.
5405 2005-02-21 DJ Delorie <dj@redhat.com>
5407 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5408 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5409 registers in unsupported ways.
5410 * expmed.c (init_expmed): Likewise.
5412 2005-02-21 Stan Cox <scox@redhat.com>
5414 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5416 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5418 * tree-cfg.c (fold_cond_expr_cond): New.
5419 (make_edges): Call fold_cond_expr_cond.
5420 (find_taken_edge): Accept nothing but INTEGER_CST.
5421 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5423 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5425 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5426 that do not belong to any basic block.
5428 2005-02-21 Jeff Law <law@redhat.com>
5430 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5433 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5435 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5436 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5437 Adjust their definitions.
5438 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5439 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5441 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5442 genautomata.c, langhooks.c, langhooks.h, system.h,
5443 config/arm/lib1funcs.asm: Update copyright.
5445 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5447 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5449 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5452 * doc/install.texi: Document --with-gc.
5454 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5456 * simplify-rtx.c (simplify_unary_operation): Add a missing
5459 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5461 PR tree-optimization/18663
5462 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5463 if the type has variable bounds.
5465 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5467 * gcse.c: Remove an obsolete comment.
5469 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5471 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5473 * doc/extend.texi (Function Attributes) <Attribute const>: The
5474 attribute "pure" is below this text, not above.
5476 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5478 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5479 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5480 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5482 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5485 * langhooks.h (struct lang_hooks): Add to_target_charset.
5486 * langhooks.c (lhd_to_target_charset): New function.
5487 * langhooks-def.h: Declare lhd_to_target_charset.
5488 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5489 (LANG_HOOKS_INITIALIZER): Update.
5490 * c-common.c (c_common_to_target_charset): New function.
5491 * c-common.h: Declare it.
5492 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5493 c_common_to_target_charset.
5495 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5496 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5498 * system.h: Poison them.
5499 * doc/tm.texi: Don't discuss them.
5500 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5501 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5502 (pp_c_char): Do not attempt to generate letter escapes for
5504 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5505 * config/mips/mips.c (mips_output_ascii): Likewise.
5507 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5509 PR tree-optimization/19951
5510 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5513 2005-02-19 Steven Bosscher <stevenb@suse.de>
5516 * function.h (struct function): New field `max_loop_depth'.
5517 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5518 (flow_loops_find): Reset the max loop depth count before finding loops.
5519 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5520 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5521 (calculate_global_regs_live): Make sure the loop will terminate
5522 when the initial sets are not empty.
5524 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5526 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5528 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5530 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5533 * doc/invoke.texi: Remove documentation of %M spec.
5535 (init_spec): Remove %M suffix from -lgcc_s.
5536 (do_spec_1): Remove 'M' case.
5537 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5538 to put shared libraries in the multilib directory. Remove the
5539 shlib_so_soname substitution variable. Don't add a multilib encoding
5540 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5541 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5542 SHLIB_INSTALL as well as SHLIB_LINK.
5543 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5544 (SHLIB_NAME): Delete.
5545 (SHLIB_DIR): New macro.
5546 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5547 (SHLIB_INSTALL): Adjust accordingly.
5548 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5549 * config/t-slibgcc-sld: Likewise.
5550 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5551 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5552 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5554 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5555 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5556 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5557 Use @shlib_base_name@ instead of @shlib_so_name@.
5558 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5559 and @shlib_base_name@.so in @multilib_dir@.
5560 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5561 to the install path.
5562 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5563 (SHLIB_LINK): Remove previous workaround.
5564 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5565 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5566 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5568 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5569 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5570 (SHLIB_INSTALL): Adjust accordingly.
5571 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5572 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5573 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5574 config/t-slibgcc-elf-ver.
5576 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5577 Jakub Jelinek <jakub@redhat.com>
5579 PR tree-optimization/19828
5580 * tree-ssa-loop-im.c: Add a TODO comment.
5581 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5582 without side-effects.
5584 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5586 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5589 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5591 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5592 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5593 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5595 (ia64_reorg): Delete fixup_errata call.
5596 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5597 (TARGET_SWITCHES): Delete -mb-step entry.
5599 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5602 * c-typeck.c (composite_type): Handle quals in transparent unions.
5603 (type_lists_compatible_p): Likewise.
5605 2005-02-18 Stan Shebs <shebs@apple.com>
5607 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5608 expressions in the .literal8 section.
5610 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5612 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5614 2005-02-18 Roger Sayle <roger@eyesopen.com>
5616 * fold-const.c (constant_boolean_node): Always create values of the
5617 specified type, don't bother calling truthvalue_conversion.
5619 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5621 * except.c (output_function_exception_table): Call
5622 assemble_external_libcall (eh_personality_libfunc).
5624 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5627 * config/ia64/ia64.h (struct machine_function): Add state_num.
5628 * config/ia64/ia64.c (process_epilogue,
5629 process_for_unwind_directive): Use new unwind state numbers each
5630 time rather than state 1.
5632 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5635 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5636 before the "*llgt_didi" pattern.
5638 2005-02-18 Jason Merrill <jason@redhat.com>
5640 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5642 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5644 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5645 (div0): Use it in place of ARM_FUNC_ALIAS.
5646 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5648 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5651 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5652 access, the lower bound of the array type if it exists.
5654 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5657 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5658 cases that are out-of-range for the index type.
5660 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5662 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5663 (estimate_case_costs): Don't call convert.
5664 * expmed.c (expand_shift): Likewise.
5665 (make_tree): Call fold_convert instead of convert.
5667 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5670 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5671 that ref to be marked MEM_READONLY_P doesn't have base that needs
5674 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5676 * genautomata.c (output_get_cpu_unit_code_func,
5677 output_cpu_unit_reservation_p): Don't generate old-style function
5680 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5683 PR tree-optimization/20009
5684 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5686 PR tree-optimization/18947
5687 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5688 inline, remove all nodes that are inlined into the extern inline
5691 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5693 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5694 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5695 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5696 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5699 2005-02-17 Roger Sayle <roger@eyesopen.com>
5701 PR tree-optimization/19917
5702 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5703 to be potentially trapping.
5705 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5707 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5709 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5711 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5712 tem becomes a local variable which is set to the value of the
5713 back end defined INITIAL_FRAME_ADDRESS macro.
5714 (expand_builtin_frame_address): Omit the base parameter to
5715 expand_builtin_return_addr.
5716 (expand_builtin_profile_func): Likewise.
5717 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5718 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5719 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5721 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5723 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5724 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5725 * config/frv/frv.c (frv_function_epilogue): Likewise.
5727 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5729 * lambda-code (perfect_nestify): Remove mark/unmark
5731 * tree-loop-linear.c (linear_transform_loops): Add
5732 rewrite_into_ssa call so that ssa is correct for
5733 rewriting into loop closed.
5735 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5737 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5738 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5740 * bt-load.c (btr_def_live_range, combine_btr_defs,
5741 migrate_btr_def, migrate_btr_defs): Likewise.
5742 * cfgcleanup.c (thread_jump): Likewise.
5743 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5744 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5745 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5746 df_rd_local_compute, df_reg_info_compute): Likewise.
5747 * dominance.c (init_dom_info, free_dom_info): Likewise.
5748 * flow.c (init_propagate_block_info,
5749 free_propagate_block_info): Likewise.
5750 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5751 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5752 modify_reg_pav): Likewise.
5753 * loop-invariant.c (find_defs, find_invariant_insn,
5754 find_invariants, free_inv_motion_data): Likewise.
5755 * predict.c (tree_predict_by_opcode,
5756 estimate_bb_frequencies): Likewise.
5757 * stmt.c (expand_case): Likewise.
5758 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5759 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5760 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5761 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5762 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5763 rewrite_ssa_into_ssa): Likewise.
5764 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5765 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5766 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5767 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5768 * tree-sra.c (tree_sra): Likewise.
5769 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5770 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5771 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5772 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5773 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5774 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5776 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5777 calculate_live_on_entry, calculate_live_on_exit,
5778 build_tree_conflict_graph): Likewise.
5779 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5780 record_important_candidates, set_use_iv_cost, find_depends,
5781 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5782 tree_ssa_iv_optimize_finalize): Likewise.
5783 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5784 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5785 tree_duplicate_loop_to_header_edge): Likewise.
5786 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5787 * tree-ssa.c (verify_flow_insensitive_alias_info,
5788 verify_name_tags, verify_ssa, init_tree_ssa,
5789 delete_tree_ssa): Likewise.
5790 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5791 fini_ssanames): Likewise.
5792 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5794 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5796 * config/rs6000/t-rtems: Completely reworked.
5798 2005-02-17 Ira Rosen <irar@il.ibm.com>
5800 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5802 2005-02-17 Ira Rosen <irar@il.ibm.com>
5804 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5805 POINTER_TYPE_P when checking that type is a pointer.
5806 (vect_get_memtag): Remove.
5807 (vect_address_analysis): Use POINTER_TYPE_P. Call
5808 vect_object_analysis with dummy parameter for memtag.
5809 (vect_object_analysis): Extract memtag (functionality that
5810 used to be in vect_get_memtag and moved here). Fix printings.
5811 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5812 with correct parameters. Remove call to vect_get_memtag.
5814 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5816 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5817 (tree-vectorizer.o): Added missing dependencies.
5819 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5821 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5822 declaration in tree-vectorizer.c, now has an extern declaration in
5824 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5825 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5826 get_vectype_for_scalar_type, vect_is_simple_use,
5827 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5828 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5829 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5830 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5831 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5832 find_loop_location): Likewise.
5834 * tree-vectorizer.c (langhooks.h): #include removed.
5835 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5836 moved to tree-vectorized.h.
5837 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5838 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5839 get_vectype_for_scalar_type, vect_is_simple_use,
5840 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5841 vect_supportable_dr_alignment, new_loop_vec_info,
5842 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5843 vect_set_verbosity_level, find_loop_location): Likewise.
5845 (vect_analyze_loop): Function externalized. Declaration moved to
5846 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5847 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5848 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5849 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5850 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5851 vect_enhance_data_refs_alignment, vect_analyze_operations,
5852 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5853 vect_stmt_relevant_p, vect_get_loop_niters,
5854 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5855 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5856 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5857 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5858 vect_get_memtag): Likewise.
5860 (vectorizable_load): Function externalized. Declaration moved to
5861 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5862 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5863 vect_transform_loop): Likewise.
5864 (vect_transform_stmt): Moved to tree-vect-transform.c.
5865 (vect_align_data_ref, vect_create_destination_var,
5866 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5867 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5868 vect_get_vec_def_for_operand, vect_init_vector,
5869 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5870 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5871 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5872 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5873 vect_do_peeling_for_loop_bound): Likewise.
5875 * tree-vect-analyze.c: New file.
5876 * tree-vect-transform.c: New file.
5878 2005-02-17 Jason Merrill <jason@redhat.com>
5880 PR mudflap/19319, c++/19317
5881 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5884 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5886 * doc/install.texi (Specific): Update link for Darwin-specific
5889 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5891 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5892 constant_boolean_node.
5894 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5897 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5898 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5900 2005-02-16 Richard Henderson <rth@redhat.com>
5903 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5905 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5906 replace uses with Wtype_MAXp1_F.
5907 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5908 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5909 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5910 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5911 and HAVE_TFMODE as appropriate.
5912 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5913 (__floatdisf): Likewise.
5914 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5915 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5916 (Wtype_MAXp1_F): New.
5917 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5918 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5920 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5923 * arm.c (arm_apply_result_size): New function.
5924 * arm.h (APPLY_RESULT_SIZE): Define.
5925 * arm-protos.h (arm_apply_result_size): Add prototype.
5926 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5927 (movxf): New expand.
5928 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5929 (call_value_symbol): Remove predicate for operand 0.
5930 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5931 (untyped_call): Rework to correclty return values for any type.
5932 (untyped_return): New expand.
5933 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5935 2005-02-16 Stan Shebs <shebs@apple.com>
5937 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5938 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5940 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5942 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5943 configure settings on Solaris 7 and later.
5945 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5947 PR tree-optimization/19865
5948 * tree-optimize.c (init_tree_optimization_passes): Run
5949 pass_may_alias after pass_sra.
5951 2005-02-16 Richard Henderson <rth@redhat.com>
5952 Stuart Hastings <stuart@apple.com>
5955 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5956 Do nothing if debug info suppressed for this function.
5957 (dbxout_begin_function): Early exit if debug info suppressed for
5960 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5963 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5965 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5967 PR tree-optimization/19967
5968 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5969 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5970 argument TYPE. Adjust calls to fold_builtin_XXX.
5971 (expand_builtin, fold_builtin_1): Adjust calls to
5973 (fold_builtin_strchr, fold_builtin_strpbrk,
5974 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5975 result to a requested type TYPE.
5977 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5980 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5981 (T)x & (T)cst if (T)cst overflows.
5982 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5983 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5985 2005-02-15 Jeff Law <law@redhat.com>
5987 * gcse.c (blocks_with_calls): New bitmap.
5988 (alloc_gcse_mem): Allocate it.
5989 (free_gcse_mem): Free it.
5990 (clear_modifY_mem_tables): Clear it.
5991 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5992 when we encounter CALL_INSNs.
5993 (compute_transp, case MEM): Handle blocks with calls separate
5994 from blocks without calls. Use bitmap iterators rather than
5997 2005-02-15 Peter O'Gorman <peter@pogma.com>
6000 * mklibgcc.in (vis_hide): Use a temporary object file, not
6003 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
6006 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
6007 access optimization.
6009 2005-02-15 David Edelsohn <edelsohn@gnu.org>
6010 Alan Modra <amodra@bigpond.net.au>
6013 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6014 (_xlqsub): Rename to __gcc_qsub.
6015 (_xlqmul): Rename to __gcc_qmul.
6016 (_xlqdiv): Rename to __gcc_qdiv.
6017 Provide versioned symbol aliases with old names.
6018 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6019 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6020 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6021 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6022 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6024 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6026 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6027 Fold ~(A - 1) and ~(A + -1) to -A.
6029 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6033 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6034 config/pa/pa-host.c:pa_gt_pch_use_address.
6036 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6038 * tree-vn.c (get_value_handle): Make sure that given an
6039 is_gimple_min_invariant expression, we always return it.
6041 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6043 * passes.c (rest_of_handle_gcse): Fix a comment.
6045 2005-02-15 Jeff Law <law@redhat.com>
6047 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6049 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6050 (canon_list_insert, record_last_mem_set_info): Similarly.
6051 (clear_modify_mem_tables): Similarly.
6053 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6055 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6056 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6057 config/mips/mips.md, config/rs6000/aix.h,
6058 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6060 2005-02-15 Richard Henderson <rth@redhat.com>
6062 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6063 call to be best_edge.
6065 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6067 * basic-block.h: Adjust the prototype for find_basic_blocks.
6068 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6069 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6072 * flow.c (recompute_reg_usage): Remove all arguments.
6073 * passes.c (rest_of_compilation): Adjust the call to
6074 recompute_reg_usage.
6075 * rtl.h: Adjust the prototype for recompute_reg_usage.
6077 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6079 * tree-dump.c (dump_files): Update to reflect new member
6081 (dump_register): Add new argument.
6083 (dump_switch_p_1): Check against glob name if doglob was passed.
6084 (dump_switch_p): Check against regular first, then glob if
6085 we didn't have any hits on the dump name.
6086 * tree-optimize.c (register_one_dump_file):
6087 Pass in glob name as well.
6088 * tree-pass.h (struct dump_file_info): Add glob
6091 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6093 PR preprocessor/16323
6094 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6096 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6099 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6100 (trunctfdf2_internal1): New.
6101 (trunctfdf2_internal2): Renamed from trunctfdf2.
6103 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6105 PR tree-optimization/19853
6106 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6108 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6110 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6111 delete_dead_jumptables and cleanup_cfg.
6113 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6115 * reload.c (find_reloads): Swap address_reloaded flags when
6116 swapping commutative operands.
6118 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6120 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6121 Use standard_iv_increment_position for computing the bsi position
6123 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6126 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6129 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6130 life range of hard registers.
6131 * value-prof.c (insn_prefetch_values_to_profile): Only
6134 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6135 profile in libcalls.
6137 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6139 * bitmap.h (bitmap_and_compl_into): Return bool.
6140 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6142 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6144 PR tree-optimization/19944
6145 * fold-const.c (fold): Re-add ABS_EXPR folding.
6147 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6150 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6151 {TARGET,MASK}_XL_COMPAT.
6152 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6154 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6155 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6157 (rs6000_arg_partial_bytes): Same.
6158 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6159 and XL compatibility enabled.
6160 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6161 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6162 test to final condition.
6163 (cmptf_internal2): New.
6164 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6165 xl-compat. Add TFmode information to description.
6167 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6169 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6171 2005-02-13 Jason Merrill <jason@redhat.com>
6174 * fold-const.c (fold_indirect_ref_1): Split out from...
6175 (build_fold_indirect_ref): Here.
6176 (fold_indirect_ref): New fn.
6177 * tree.h: Declare it.
6178 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6179 (gimplify_modify_expr_rhs): Likewise.
6180 (gimplify_expr): Likewise.
6182 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6184 PR tree-optimization/14303
6185 PR tree-optimization/15784
6186 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6187 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6188 ABS_EXPR<x> != 0 to x != 0.
6190 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6192 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6193 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6194 spelling conventions.
6196 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6197 delete_trivially_dead_insns too many times.
6199 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6202 2005-02-12 Ira Rosen <irar@il.ibm.com>
6204 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6205 (vect_is_simple_iv_evolution): Remove redundant parameter
6207 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6208 without last parameter.
6209 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6210 Return pointer step. Call vect_is_simple_iv_evolution without
6211 last parameter. Check only that the step is multiple of size
6212 type. Remove stmt_vinfo updates.
6213 (vect_get_memtag_and_dr): Remove.
6214 (vect_get_memtag): New function.
6215 (vect_address_analysis): New function.
6216 (vect_object_analysis): New function.
6217 (vect_analyze_data_refs): Call vect_object_analysis and
6218 vect_get_memtag. Update stmt_vinfo fields.
6220 2005-02-12 Ira Rosen <irar@il.ibm.com>
6222 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6223 exist and are objects. Remove checks for pointer.
6224 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6225 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6226 (vect_create_data_ref_ptr): Likewise.
6227 (vect_base_addr_differ_p): New function.
6228 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6229 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6230 Don't set the DR_BASE_NAME field of data-ref.
6231 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6233 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6235 * optabs.h (enum optab_index): Add new OTI_ldexp.
6236 (ldexp_optab): Define corresponding macro.
6237 * optabs.c (init_optabs): Initialize ldexp_optab.
6238 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6240 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6242 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6243 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6245 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6246 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6249 2005-02-12 Ira Rosen <irar@il.ibm.com>
6251 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6253 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6255 (vect_get_base_and_offset): Always return an address.
6256 (vect_create_addr_base_for_vector_ref): Remove treatment for
6257 different data reference types.
6258 (vect_compute_data_ref_alignment): Rename base to base_address in
6259 stmt_vec_info. Get the object in order to force its alignment.
6260 (vect_get_memtag_and_dr): Rename base to base_address in
6261 stmt_vec_info. Extract the object for memtag analysis.
6263 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6265 PR regression/19898.
6266 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6267 changes cc_status, use apply modified_in_p to part of cc_status
6268 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6271 2005-02-11 Richard Henderson <rth@redhat.com>
6273 * tree-complex.c (expand_complex_libcall): New.
6274 (expand_complex_multiplication): Use it for c99 compliance.
6275 (expand_complex_division): Likewise.
6276 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6278 * builtins.c (built_in_names): Remove const.
6279 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6281 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6282 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6283 (built_in_names): Remove const.
6284 * c-common.c (c_common_type_for_mode): Handle complex modes.
6285 * flags.h, toplev.c (flag_complex_method): Rename from
6286 flag_complex_divide_method.
6287 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6288 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6289 * libgcc2.h: Declare them.
6290 * libgcc-std.ver: Export them.
6291 * mklibgcc.in (lib2funcs): Build them.
6293 2005-02-11 Steven Bosscher <stevenb@suse.de>
6295 PR tree-optimization/19876
6296 Partially revert my change from 2005-01-14
6297 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6298 (compute_antic): ...and remove the loop here.
6300 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6303 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6304 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6306 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6307 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6309 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6311 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6312 offsets for the big-endian 32-bit case.
6314 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6316 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6318 2005-02-11 Dale Johannesen <dalej@apple.com>
6320 * cselib.c (cselib_process_insn): Clear out regs where
6321 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6322 * reload.c (find_equiv_reg): Ditto.
6324 2005-02-11 Ian Lance Taylor <ian@airs.com>
6326 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6329 * tree.c (build_function_type_list): Work correctly if there are
6332 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6334 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6335 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6336 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6337 TARGET_ZARCH instead of TARGET_64BIT.
6339 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6341 * config/rs6000/t-rtems:
6342 (MULTILIB_OPTIONS): Remove mcpu=602.
6343 (MUTLILIB_DIRNAMES): Remove m602.
6344 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6345 Let mcpu=602 match mcpu=603.
6346 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6348 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6350 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6353 2005-02-10 David Daney <ddaney@avtrex.com>
6355 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6356 * config/i386/linux-unwind.h: Likewise.
6357 * config/ia64/linux-unwind.h: Likewise.
6358 * config/mips/linux-unwind.h: Likewise.
6359 * config/pa/linux-unwind.h: Likewise.
6360 * config/rs6000/linux-unwind.h: Likewise.
6361 * config/s390/linux-unwind.h: Likewise.
6362 * config/sh/linux-unwind.h: Likewise.
6363 * config/sparc/linux-unwind.h: Likewise.
6365 2005-02-10 Steven Bosscher <stevenb@suse.de>
6367 PR tree-optimization/17549
6368 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6369 TER to replace a DEF with its expression if the DEF and the
6370 rhs of the expression we replace into have the same root
6373 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6375 * config/mips/mips.md: Fix the placement of the match_scratch in the
6378 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6380 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6383 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6385 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6386 (strip_offset): Handle addresses.
6387 (add_address_candidates): Use strip_offset.
6388 (difference_cost): Reflect strip_offset change.
6389 (force_var_cost, difference_cost): Strip nops.
6391 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6393 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6395 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6396 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6397 config/cris/cris-protos.h, config/cris/cris.c: Update
6400 2005-02-10 Jeff Law <law@redhat.com>
6402 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6403 (lookup_avail_expr): Similarly.
6405 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6407 * builtins.c (fold_builtin_powi): New function.
6408 (fold_builtin_1): Call it.
6410 2005-02-10 Steven Bosscher <stevenb@suse.de>
6412 PR documentation/19309
6413 * doc/cpp.texi: The __GNUC__ and related predefined macros
6414 are also defined for the "standalone" cpp.
6415 Some non-GCC compilers may also define __GNUC__.
6417 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6420 * c-typeck.c (common_type): New routine. Old common_type renamed
6422 (c_common_type): ...this.
6423 (build_conditional_expr, build_binary_op): Use c_common_type instead
6426 2005-02-10 Steven Bosscher <stevenb@suse.de>
6428 * doc/md.texi: Replace @samp{length} with @code{length}.
6430 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6432 PR tree-optimization/18687
6433 * tree-flow.h (find_loop_niter): Declare.
6434 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6435 Try using scev even for loops with more than one exit.
6436 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6437 (struct ivopts_data): Added niters field.
6438 (struct nfe_cache_elt): New.
6439 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6441 (tree_ssa_iv_optimize_init): Initialize niters cache.
6442 (determine_number_of_iterations): Removed.
6443 (find_induction_variables): Do not call determine_number_of_iterations.
6444 Access niters for single exit through niter_for_single_dom_exit.
6445 (add_iv_outer_candidates): Access niters for single exit through
6446 niter_for_single_dom_exit.
6447 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6448 number_of_iterations_cond.
6449 (iv_period): New function.
6450 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6451 (may_replace_final_value): Take data argument. Use
6452 niter_for_single_dom_exit.
6453 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6454 (rewrite_use_compare): Pass data to may_eliminate_iv.
6455 (rewrite_use_outer): Pass data to may_replace_final_value.
6456 (free_loop_data): Clean up the niters cache.
6457 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6458 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6459 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6460 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6461 (num_ending_zeros): Moved to tree.c.
6462 * tree.h (num_ending_zeros): Declare.
6463 * tree.c (num_ending_zeros): Moved from tree.c.
6465 2005-02-09 Richard Henderson <rth@redhat.com>
6467 * builtins.c (DEF_BUILTIN): Add COND argument.
6468 * tree.h (DEF_BUILTIN): Likewise.
6469 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6470 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6472 (DEF_BUILTIN_STUB): New.
6473 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6474 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6475 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6476 * c-common.c (DEF_BUILTIN): Add COND argument.
6477 * tree.c (local_define_builtin): New.
6478 (build_common_builtin_nodes): New.
6480 2005-02-09 Roger Sayle <roger@eyesopen.com>
6482 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6483 floating point expression ignoring the sign of the result.
6484 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6485 (fold) <MULT_EXPR>: Use it to simplify x*x.
6486 * tree.h (fold_strip_sign_ops): Prototype here.
6487 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6488 argument. Use fold_strip_sign_ops to simplify the first argument.
6489 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6490 first argument when the second argument is an even integer
6491 constant, but only with -funsafe_math_optimizations.
6492 (fold_builtin_1): Update call to fold_builtin_copysign.
6494 2005-02-09 Ian Lance Taylor <ian@airs.com>
6497 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6498 just check whether EH_FILTER_FAILURE falls through.
6500 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6502 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6503 insns return to ready list in the next turn.
6505 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6508 * builtins.def: New __builtin_powi[lf].
6509 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6510 (expand_builtin_powi): New function.
6511 (expand_builtin): Dispatch to expand_builtin_powi.
6512 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6513 * libgcc2.c: Add __builtin_powi[lf] implementation.
6514 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6515 * optabs.h: Add powi_optab.
6516 * optabs.c (init_optabs): Initialize powi_optab.
6517 * doc/extend.texi: Document __builtin_powi[lf].
6519 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6521 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6524 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6527 * fold-const.c (try_move_mult_to_index): Remove redundant
6528 type argument. Create ADDR_EXPR with correct type.
6529 (fold): Update callers of try_move_mult_to_index. Convert
6530 result to the appropriate type.
6532 2005-02-09 Roger Sayle <roger@eyesopen.com>
6535 * config/avr/avr.c (default_rtx_costs): Delete.
6536 (avr_operand_rtx_cost): New function.
6537 (avr_rtx_costs): Completely rewrite.
6539 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6542 * config/cris/cris.c (in_code): New variable.
6543 (cris_output_addr_const): Now a static function, a wrapper for
6545 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6546 case from old cris_output_addr_const.
6547 (cris_asm_output_label_ref): Similar for LABEL_REF.
6548 (cris_output_addr_const_extra): Similar for UNSPEC.
6549 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6550 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6551 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6553 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6554 (cris_asm_output_label_ref): Declare.
6556 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6558 PR preprocessor/19801
6559 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6560 filenames that changed when libcpp was moved to the toplevel.
6562 2005-02-07 Roger Sayle <roger@eyesopen.com>
6564 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6565 zero extensions of BImode operands. Call lowpart_subreg instead
6566 of gen_lowpart_common and gen_lowpart_SUBREG.
6568 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6571 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6572 * configure.ac: Set cc_for_cross_gnattools.
6573 * configure: Regenerate.
6575 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6578 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6580 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6583 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6584 of nested functions.
6586 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6588 * doc/extend.texi: Document deprecated extensions allowing
6589 static floating-point members to have initializers and allowing
6590 floating-point literals in integral constant expressions.
6592 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6594 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6595 config/darwin7.h, config/mips/mips.c,
6596 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6599 * cse.c: Update comments.
6601 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6604 * builtins.c (fold_builtin_sqrt): Transform
6605 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6608 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6609 Dorit Naishlos <dorit@il.ibm.com>
6611 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6612 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6613 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6615 * tree.h (vect_set_verbosity_level): New extern function declaration
6617 * tree-vectorizer.h (verbosity_levels): New enum type.
6618 * tree-vectorizer.c (vect_debug_stats): Function removed.
6619 (vect_debug_details): Likewise.
6620 (vect_verbosity_level): Global variable was defined and initialized.
6621 (vect_dump): Global variable definition.
6622 (vect_print_dump_info): New function.
6623 (vect_set_dump_settings): New function.
6624 (vect_set_verbosity_level): New function.
6625 (vectorize_loops): Add call to vect_set_dump_settings.
6627 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6628 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6629 (slpeel_tree_peel_loop_to_edge): Likewise.
6631 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6632 appropriate verbosity level instead of call to vect_debug_details
6633 or vect_debug_stats.
6634 (vect_get_base_and_offset):
6635 (vect_create_addr_base_for_vector_ref):
6636 (get_vectype_for_scalar_type):
6637 (vect_create_data_ref_ptr):
6639 (vect_get_vec_def_for_operand):
6640 (vect_finish_stmt_generation):
6641 (vectorizable_assignment):
6642 (vectorizable_operation):
6643 (vectorizable_store):
6644 (vectorizable_load):
6645 (vect_transform_stmt):
6646 (vect_update_ivs_after_vectorizer):
6647 (vect_do_peeling_for_loop_bound):
6648 (vect_update_inits_of_drs):
6649 (vect_do_peeling_for_alignment):
6650 (vect_transform_loop):
6651 (vect_is_simple_use):
6652 (vect_analyze_operations):
6653 (vect_is_simple_iv_evolution):
6654 (vect_analyze_scalar_cycles):
6655 (vect_analyze_data_ref_dependence):
6656 (vect_analyze_data_ref_dependences):
6657 (vect_compute_data_ref_alignment):
6658 (vect_enhance_data_refs_alignment):
6659 (vect_analyze_data_refs_alignment):
6660 (vect_analyze_data_ref_access):
6661 (vect_analyze_data_ref_accesses):
6662 (vect_analyze_pointer_ref_access):
6663 (vect_get_memtag_and_dr):
6664 (vect_analyze_data_refs):
6665 (vect_mark_relevant):
6666 (vect_stmt_relevant_p):
6667 (vect_mark_stmts_to_be_vectorized):
6668 (vect_can_advance_ivs_p):
6669 (vect_get_loop_niters):
6670 (vect_analyze_loop_form):
6671 (vect_analyze_loop):
6672 (vectorize_loops): Likewise.
6674 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6675 (vect_update_inits_of_drs):
6676 (vect_do_peeling_for_alignment):
6677 (vect_transform_loop):
6678 (vect_analyze_operations):
6679 (vect_analyze_scalar_cycles):
6680 (vect_analyze_data_ref_dependences):
6681 (vect_analyze_data_refs_alignment):
6682 (vect_analyze_data_ref_accesses):
6683 (vect_analyze_data_refs):
6684 (vect_mark_stmts_to_be_vectorized):
6685 (vect_get_loop_niters):
6686 (vect_analyze_loop_form):
6687 (vect_analyze_loop): Likewise.
6688 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6690 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6694 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6695 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6696 either -ffast-math or -funsafe-math-optimizations is in use.
6698 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6699 * config/mips/irix-csr.c: New file.
6700 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6701 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6702 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6705 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6707 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6708 redundant, incorrect definitions.
6710 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6712 ("*tls_indirect_call"): New, reference hard regs directly.
6713 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6715 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6717 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6718 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6720 2005-02-06 Roger Sayle <roger@eyesopen.com>
6722 PR rtl-optimization/19800
6723 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6724 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6727 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6729 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6731 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6734 * doc/invoke.texi: Correct documentation of -freorder-functions.
6736 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6739 * doc/invoke.texi: Don't mention gccbug.
6741 2005-02-06 Roger Sayle <roger@eyesopen.com>
6742 Andrew Pinski <pinskia@physics.uc.edu>
6743 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6745 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6746 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6747 into just (zero_extract:SI FOO (const_int 1) BAR).
6749 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6751 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6752 macro locally. Don't give last revision date. Use GCC version
6753 number from gcc-common.texi.
6754 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6755 revision date. Use GCC version number from gcc-common.texi.
6756 Describe being a library as current state rather than as 3.x
6758 * doc/gcc.texi: Remove last update date.
6759 * doc/gccint.texi: Likewise. Update copyright dates.
6760 * doc/install.texi: Update copyright dates.
6762 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6765 * doc/invoke.texi: Mention for each option included in -Wall that
6766 it is included in -Wall.
6767 * doc/gcc.texi: Update copyright and last modification date.
6769 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6771 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6772 unnecessary cast to original induction variable increments.
6774 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6776 PR tree-optimization/18219
6777 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6778 in distributed form.
6780 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6782 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6783 Set bitpos and offset later in the function. Do nothing if the
6784 target is a register and if the bitfield lies completely outside
6786 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6787 here. Return an uninitialised register if the source value is stored
6788 in a register and the bitfield lies completely outside that register.
6790 2005-02-06 Steven Bosscher <stevenb@suse.de>
6792 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6795 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6797 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6799 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6801 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6802 * config/darwin8.h: New.
6803 * config/darwin7.h: Update comment.
6805 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6806 Dorit Naishlos <dorit@il.ibm.com>
6808 * tree-vectorizer.h (LOC): New type.
6809 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6810 (loop_line_number): New field in struct _loop_vec_info.
6811 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6813 * tree-vectorizer.c (input.h): Included.
6814 (find_loop_location): New function.
6815 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6816 loop line number removed.
6817 (vect_debug_details): Likewise.
6818 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6820 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6821 call to vect_debug_details/stats changed from loop to loop_loc.
6822 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6823 (slpeel_tree_peel_loop_to_edge): Likewise.
6825 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6826 changed from NULL to UNKNOWN_LOC.
6827 (vect_get_base_and_offset):
6828 (vect_create_addr_base_for_vector_ref):
6829 (get_vectype_for_scalar_type):
6830 (vect_create_data_ref_ptr):
6832 (vect_get_vec_def_for_operand):
6833 (vect_finish_stmt_generation):
6834 (vectorizable_assignment):
6835 (vectorizable_operation):
6836 (vectorizable_store):
6837 (vectorizable_load):
6838 (vect_transform_stmt):
6839 (vect_update_ivs_after_vectorizer):
6840 (vect_do_peeling_for_loop_bound):
6841 (vect_do_peeling_for_alignment):
6842 (vect_transform_loop):
6843 (vect_is_simple_use):
6844 (vect_analyze_operations):
6845 (vect_is_simple_iv_evolution):
6846 (vect_analyze_scalar_cycles):
6847 (vect_analyze_data_ref_dependences):
6848 (vect_compute_data_ref_alignment):
6849 (vect_enhance_data_refs_alignment):
6850 (vect_analyze_data_ref_access):
6851 (vect_analyze_data_ref_accesses):
6852 (vect_analyze_pointer_ref_access):
6853 (vect_get_memtag_and_dr):
6854 (vect_analyze_data_refs):
6855 (vect_mark_relevant):
6856 (vect_stmt_relevant_p):
6857 (vect_mark_stmts_to_be_vectorized):
6858 (vect_can_advance_ivs_p):
6859 (vect_get_loop_niters):
6860 (vect_analyze_loop):
6861 (vectorize_loops): Likewise.
6863 (vectorizable_load): Argument in call to vect_debug_details/stats
6864 changed from loop to LOOP_LOC (loop_vinfo).
6865 (vect_transform_loop):
6866 (vect_analyze_operations):
6867 (vect_analyze_scalar_cycles):
6868 (vect_analyze_data_ref_dependence):
6869 (vect_enhance_data_refs_alignment):
6870 (vect_analyze_data_ref_accesses):
6871 (vect_analyze_pointer_ref_access):
6872 (vect_analyze_data_refs):
6873 (vect_analyze_loop): Likewise.
6875 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6876 changed from loop to loop_loc.
6878 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6880 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6881 Dorit Naishlos <dorit@il.ibm.com>
6883 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6885 (vect_analyze_data_ref_dependences): Likewise.
6887 (vect_is_simple_use): Argument changed from loop structure to
6888 loop_vect_info structure.
6889 (vect_can_advance_ivs_p): Likewise.
6890 (vect_create_index_for_vector_ref): Likewise.
6891 (vect_update_ivs_after_vectorizer): Likewise.
6892 (new_stmt_vec_info): Likewise.
6894 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6895 changed from loop to loop_vinfo.
6896 (vect_create_data_ref_ptr): First argument in call to
6897 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6898 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6899 was changed from loop to loop_vinfo.
6900 (vectorizable_operation): Likewise.
6901 (vectorizable_store): Likewise.
6902 (vect_mark_stmts_to_be_vectorized): Likewise.
6903 (vect_do_peeling_for_loop_bound): First argument in call to
6904 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6905 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6906 was changed from loop to loop_vinfo.
6907 (vect_analyze_data_ref_dependences): Third argument in call to
6908 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6910 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6911 (vect_create_data_ref_ptr): Likewise.
6912 (vect_init_vector): Likewise.
6913 (vect_get_vec_def_for_operand): Likewise.
6914 (vectorizable_assignment): Likewise.
6915 (vectorizable_operation): Likewise.
6916 (vectorizable_store): Likewise.
6917 (vectorizable_load): Likewise.
6918 (vect_update_ivs_after_vectorizer): Likewise.
6919 (vect_is_simple_use): Likewise.
6920 (vect_analyze_data_ref_dependence): Likewise.
6921 (vect_analyze_pointer_ref_access): Likewise.
6922 (vect_can_advance_ivs_p): Likewise.
6924 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6925 before _stmt_vec_info.
6926 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6927 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6928 (new_stmt_vec_info): Argument changed from loop structure to
6929 loop_vect_info structure
6931 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6932 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6933 (vect_create_addr_base_for_vector_ref): Likewise.
6934 (vect_analyze_pointer_ref_access): Likewise.
6936 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6939 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6940 phi flag if the phi is abnormal.
6942 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6945 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6946 information for the new statement.
6948 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6951 * gcc.c (main): Include the target in -v output.
6953 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6955 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6956 Do not drop the extend if we'd have to add a paradoxical subreg
6957 later. Include optabs.h and insn-codes.h.
6958 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6960 2005-02-02 Roger Sayle <roger@eyesopen.com>
6963 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6964 * fold-const.c (const_binop): Avoid constant folding floating
6965 point operations in modes that use composite representations.
6966 * simplify-rtx.c (simplify_binary_operation): Likewise.
6968 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6970 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6972 (altivec_dstt): Likewise.
6973 (altivec_dstst): Likewise.
6974 (altivec_dststt): Likewise.
6975 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6978 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6980 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6981 EXPR_LOCUS from orig_cond to the new cond_stmt.
6982 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6985 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6987 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6988 standard_iv_increment_position. Remove call to bsi_next
6989 (no need to bump the iterator anymore).
6990 (vect_create_index_for_vector_ref): Call
6991 standard_iv_increment_position. Remove second function argument.
6992 (vect_finish_stmt_generation): Remove call to bsi_next
6993 (no need to bump the iterator anymore).
6994 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6995 to vect_create_index_for_vector_ref.
6997 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6999 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
7000 phis are used out of the loop.
7002 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
7005 * c-decl.c (undef_nested_function): New variable.
7006 (pop_scope): Diagnose undefined nested functions.
7007 (finish_function): Don't attempt cgraph processing or genericizing
7008 if current top-level function contained an undefined nested
7009 function. Reset undef_nested_function at the end of a top-level
7012 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7014 * tree.c (build_int_cst_type): Take sign of the value into account
7015 when deciding whether sign extend the value.
7017 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7020 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7021 (cpp_options, cc1_options): Change %{std*&ansi} to
7022 %{std*&ansi&trigraphs}.
7024 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7026 * cse.c: Update comments.
7028 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7030 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7031 arguments go on the stack. Do not put complex doubles in odd/even
7034 2005-02-02 Steven Bosscher <stevenb@suse.de>
7036 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7037 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7038 -ftree-pre, and -fthread-jumps.
7040 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7042 PR tree-optimization/19578
7043 * tree-flow.h (modified_noreturn_calls): Declare.
7044 (noreturn_call_p): Declare.
7045 * tree-flow-inline.h (noreturn_call_p): New function.
7046 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7047 * tree-cfg.c (modified_noreturn_calls): New variable.
7048 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7049 that contain a mid-block noreturn call.
7050 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7052 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7054 * df.c (df_def_record_1, df_uses_record): Don't use
7056 * df.h (DF_FOR_REGALLOC): Remove.
7058 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7061 * c-typeck.c (really_start_incremental_init): Reset
7062 constructor_max_index for arrays of incomplete type.
7064 2005-02-02 Jeff Law <law@redhat.com>
7066 * gcse.c (struct reg_set): Store the block index where the register
7067 was set rather than the setting insn.
7068 (record_one_set, compute_transp): Corresponding changes.
7069 (pre_insert_copy_insn): Do not call replace_one_set.
7070 (replace_one_set): Remove.
7072 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7075 * doc/gcov.texi: Fix typo.
7077 2005-02-01 Richard Henderson <rth@redhat.com
7080 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7081 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7083 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7084 * config/i386/i386-protos.h: Update.
7086 2005-02-01 Steven Bosscher <stevenb@suse.de>
7088 PR tree-optimization/19217
7089 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7090 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7091 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7092 that it is walking a PHI node.
7094 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7096 * doc/extend.texi (Nested Functions): Update.
7098 2005-02-01 Richard Henderson <rth@redhat.com>
7101 * optabs.c (expand_copysign_absneg): Export.
7102 * optabs.h (expand_copysign_absneg): Declare.
7103 * config/rs6000/rs6000.md (copysigntf3): New.
7105 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7107 PR tree-optimization/19633
7108 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7109 * tree-ssa-alias.c (init_alias_info): Initialize.
7110 (merge_pointed_to_info): Set.
7111 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7112 (dump_points_to_info_for): Show value of pt_null.
7113 (struct count_ptr_d): Declare.
7114 (find_ptr_dereference): Remove.
7115 (ptr_is_dereferenced_by): Remove.
7116 (count_ptr_derefs): New local function.
7117 (count_uses_and_derefs): New local function.
7118 (compute_points_to_and_addr_escape): Call it. If the number
7119 of dereferences is greater than zero, mark the pointer as
7120 dereferenced. If there are fewer dereferences than uses of
7121 the pointer, the pointer's value escapes.
7123 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7125 PR tree-optimization/19670
7126 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7128 (verify_use): ... set it here, instead.
7130 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7132 * doc/sourcebuild.texi (Test directives): Fix formatting.
7134 * doc/sourcebuild.texi (Test directives): Describe selector
7137 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7139 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7140 specific 64-bit CPUs.
7142 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7145 * arm.c (arm_eliminable_register): New function.
7146 (adjacent_mem_locations): Don't allow eliminable registers. Use
7147 HOST_WIDE_INT for address offsets.
7148 * arm-protos.h (arm_eliminable_register): Add prototype.
7150 2005-02-01 Steven Bosscher <stevenb@suse.de>
7152 PR optimization/15242
7153 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7154 * basic-block.h (duplicate_computed_gotos): Add prototype.
7155 * bb-reorder.c (duplicate_computed_gotos): New function to
7156 duplicate sufficiently small blocks ending in a computed jump.
7157 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7158 if not optimizing for size.
7159 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7160 never do tail merging for blocks ending in a computed jump.
7161 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7163 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7165 Patch from Richard Sandiford <rsandifo@redhat.com>
7166 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7167 from inheriting a subreg equivalence with a non-spill register.
7169 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7171 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7173 * config/frv/frv.c (movcc_fp_destination_operand): New.
7174 (gpr_or_memory_operand): Fix typo in comment.
7175 (gpr_or_memory_operand_with_scratch): New.
7176 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7177 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7178 movcc_fp_destination_operand.
7179 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7180 Legitimize memory addresses using a scratch register.
7182 2005-01-31 Jeff Law <law@redhat.com>
7184 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7185 bitmap a sparse bitmap instead of a simple bitmap.
7186 (mark_def_sites_initialize_block): Corresponding changes.
7187 (ssa_mark_def_sites_initialize_block): Likewise.
7188 (ssa_mark_phi_uses): Likewise.
7189 (mark_def_site, ssa_mark_def_sites): Likewise.
7190 (mark_def_site_blocks): Likewise.
7191 (rewrite_ssa_into_ssa): Likewise.
7193 * tree-ssa-dom.c (record_cond): Pass correct variable type
7194 for last argument to htab_find_slot_with_hash.
7196 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7197 effects when optimizing 0 % X. Do not try to optimize X % 0.
7199 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7201 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7204 2005-02-01 Eric Christopher <echristo@redhat.com>
7206 * config/mips/mips.c (override_options): Warn if -mint64
7208 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7211 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7213 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7215 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7216 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7217 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7218 (cached_regno): Initialize to INVALID_REGNUM.
7219 (cse_reg_info_table_size,
7220 cse_reg_info_table_first_uninitialized,
7221 cse_reg_info_timestamp): New.
7222 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7224 (init_cse_reg_info, get_cse_reg_info_1): New.
7225 (get_cse_reg_info): Cache the last look-up.
7226 (new_basic_block): Update the code to clear mappings from
7227 registers to cse_reg_info entries.
7228 (cse_main): Call init_cse_reg_info.
7230 * cse.c (get_cse_reg_info): Update a comment.
7232 2005-01-31 Steven Bosscher <stevenb@suse.de>
7235 * c-decl.c (start_decl): Do not warn about arrays of elements with
7236 an incomplete type here.
7237 (grokdeclarator): Do it here by making a pedwarn an error.
7238 * c-typeck.c (push_init_level): If there were previous errors with
7239 the constructor type, do not warn about braces for initializers.
7240 (process_init_element): Likewise for excess initializer elements.
7242 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7244 * cse.c (delete_trivially_dead_insn): Don't iterate.
7246 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7248 * config/rs6000/rs6000.md (copysignsf3): New expand.
7249 (copysigndf3): Likewise.
7251 2005-01-31 Steven Bosscher <stevenb@suse.de>
7253 * recog.c (constrain_operands): Only look for earlyclobber operand
7254 conflicts if an '&' constraint was seen.
7256 2005-01-31 Marc Espie <espie@openbsd.org>
7258 * config.gcc: Don't include embedded systems fragment, switches default
7259 debugging format to ELF.
7260 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7261 longer pick it up there.
7263 2005-01-31 Dale Johannesen <dalej@apple.com>
7265 * doc/extend.texi (nested functions): Fix linkage description.
7266 Clarify that static is not allowed.
7268 2005-01-31 Dale Johannesen <dalej@apple.com>
7270 * config/rs6000/darwin.md (movsf_low_di): Make work.
7271 (movdf_low_di): Make work.
7273 2005-01-31 Dale Johannesen <dalej@apple.com>
7275 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7276 Make work for 64 bit.
7278 2005-01-31 Roger Sayle <roger@eyesopen.com>
7279 Dale Johannesen <dalej@apple.com>
7282 * fold-const.c (fold_binary_op_with_conditional_arg):
7283 Make types match original operands, before STRIP_NOPS.
7285 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7287 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7288 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7289 (struct gcc_sigcontext): Delete. Merge contents to..
7290 (struct gcc_ucontext): ..here.
7291 (get_sigcontext): Delete.
7292 (get_regs): New function, like get_sigcontext but return regs ptr.
7293 64-bit version finds regs from r1 to support vdso.
7294 (ppc_linux_aux_vector): New function.
7295 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7298 2005-01-31 Ira Rosen <irar@il.ibm.com>
7300 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7302 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7303 redundant fold. Fix misalignment for MINUS_EXPR.
7304 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7305 (vect_analyze_pointer_ref_access): Likewise.
7306 (vect_get_memtag_and_dr): Likewise.
7308 2005-01-31 Richard Henderson <rth@redhat.com>
7310 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7311 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7312 absnegdf2_i387, absnegxf2_i387): Likewise.
7314 2005-01-31 Richard Henderson <rth@redhat.com>
7317 * optabs.c (expand_copysign_absneg): New.
7318 (expand_copysign_bit): Split out from ...
7319 (expand_copysign): ... here. Use expand_copysign_absneg.
7321 2005-01-30 Roger Sayle <roger@eyesopen.com>
7324 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7325 constant as the second operand and a register as the third.
7327 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7330 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7331 that dllimport'd functions do not use all call-clobbered registers
7334 2005-01-30 Richard Henderson <rth@redhat.com>
7337 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7338 expand_abs_nojump and generalize. Use operand_subword and
7339 emit_no_conflict_block. Support large modes.
7340 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7342 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7343 negation to subtraction.
7344 (expand_copysign): Check that the format has signed zeros.
7345 Use operand_subword and emit_no_conflict_block. Support large modes.
7347 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7349 Fix PR tree-optimization/19624
7351 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7352 * tree-ssa-pre.c: Add cfgloop.h.
7354 (pre_stats): New member, constified.
7355 (inserted_exprs): New static variable.
7356 (NECESSARY): New macro.
7357 (create_expression_by_pieces): Fold the expression, and
7358 mark it as defaulting to not necessary. Also put in
7360 (fully_constant_expression): New function.
7361 (insert_into_preds_of_block): Modify to not insert phis when we
7362 are playing with induction variables.
7363 Push phis onto the inserted_exprs vector, and mark them as not
7364 necessary by default.
7365 (insert_aux): Call fully_constant_expression on eprime.
7366 If all edges produce the same value, mark it constant.
7367 (mark_operand_necessary): New function.
7368 (remove_dead_inserted_code): New function.
7369 (init_pre): Init loop optimizer to get loop info.
7370 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7371 (execute_pre): Commit edge inserts, then remove dead code.
7373 2005-01-30 Richard Henderson <rth@redhat.com>
7375 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7376 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7378 2005-01-30 Richard Henderson <rth@redhat.com>
7381 * config/i386/i386.c (ix86_expand_copysign): New.
7382 (ix86_split_copysign_const): New.
7383 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7384 rearrange op1/nmask operands.
7385 * config/i386/i386-protos.h: Update.
7386 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7387 (copysigndf3): Likewise.
7388 (copysignsf3_const, copysigndf3_const): New.
7389 (copysignsf3_var): Rename from copysignsf3, split out splitter
7390 and fix split predicate for X constraint.
7391 (copysigndf3_var): Similarly.
7393 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7395 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7396 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7397 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7399 2005-01-29 Richard Henderson <rth@redhat.com>
7402 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7403 of # and * in constraints.
7405 2005-01-29 Richard Henderson <rth@redhat.com>
7408 * expr.c (store_field): Don't strip sub-mode cast when the input
7409 data is even smaller.
7411 2005-01-29 Richard Henderson <rth@redhat.com>
7414 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7417 2005-01-29 Richard Henderson <rth@redhat.com>
7419 * combine.c (make_field_assignment): Fix argument order
7422 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7424 PR tree-optimization/15791
7425 * fold-const.c (extract_array_ref): New function.
7426 (fold): Fold comparisons between &a[i] and &a[j] or
7427 semantically equivalent trees.
7429 2005-01-29 Jeff Law <law@redhat.com>
7431 * gcse.c (insert_expr_in_table): Revamp handling of available
7432 and anticipatable occurrence lists to avoid unnecessary list
7434 (insert_set_in_table): Similarly.
7436 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7438 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7440 (c_build_qualified_type): Build qualified array types with
7441 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7442 * c-decl.c (c_make_fname_decl): Build unqualified array type
7443 before qualified type.
7444 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7445 type is qualified, not just if type itself is. Don't apply
7446 qualifiers to array type when declarator is processed. Apply
7447 qualifiers to field type whether or not it is an array type.
7448 Don't handle array types specially for applying qualifiers to
7450 * c-typeck.c (composite_type): Build unqualified element type and
7451 array type when forming composite of array types.
7452 (common_pointer_type, comptypes, comp_target_types,
7453 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7454 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7456 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7457 (args2) in variables a1 and a2.
7459 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7461 * cse.c (n_elements_made, max_elements_made): Remove.
7462 (insert): Don't touch n_elements_made.
7463 (cse_main): Don't touch n_elements_made or max_elements_made.
7465 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7468 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7469 configuration part of dp-bit.c to be lost.
7471 2005-01-28 Roger Sayle <roger@eyesopen.com>
7473 * expmed.c (expand_mult_highpart_optab): When attempting to use
7474 a non-widening multiplication in a wider mode, the operands need
7475 to be converted (zero or sign extended) to that mode.
7477 2005-01-28 Ian Lance Taylor <ian@airs.com>
7481 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7482 through if both operands fall through.
7484 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7486 * cse.c (fold_rtx) <PC>: Don't optimize.
7488 2005-01-28 Jeff Law <law@redhat.com>
7490 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7491 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7493 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7495 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7496 cse_reg_info_used_list_end): Remove.
7497 (cse_reg_info_list, cse_reg_info_list_free): New.
7498 (get_cse_reg_info): When allocating an instance of
7499 cse_reg_info, add it to the beginning of the cse_reg_info_list
7500 list. Remove code to maintain cse_reg_info_used_list.
7501 (new_basic_block): Reset the free list to the beginning of
7504 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7506 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7507 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7508 (frv_expand_mdpackh_builtin): New function.
7509 (frv_expand_builtin): Use it to expand __MDPACKH.
7510 * doc/extend.texi (__MDPACKH): Update documentation.
7512 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7514 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7515 SSE_FLOAT_MODE_P for use_sse computation.
7517 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7520 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7522 2005-01-27 Richard Henderson <rth@redhat.com>
7524 * builtins.c (expand_builtin_copysign): New.
7525 (expand_builtin): Call it.
7526 * genopinit.c (optabs): Add copysign_optab.
7527 * optabs.c (init_optabs): Initialize it.
7528 (expand_copysign): New.
7529 * optabs.h (OTI_copysign, copysign_optab): New.
7530 (expand_copysign): Declare.
7532 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7533 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7535 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7536 (ix86_expand_fp_absneg_operator): ... here.
7537 (ix86_split_copysign): New.
7538 * config/i386/i386-protos.h: Update.
7539 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7540 (copysignsf3, copysigndf3): New.
7542 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7543 (copysignsf3, ncopysignsf3): New.
7544 (copysigndf3, ncopysigndf3): New.
7545 (copysignxf3, ncopysignxf3): New.
7546 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7548 2005-01-27 Arend Bayer <arend.bayer@web.de>
7549 Kazu Hirata <kazu@cs.umass.edu>
7551 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7552 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7553 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7556 2005-01-27 Jeff Law <law@redhat.com>
7558 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7559 definitions of SSA_NAMEs which are not being rewritten.
7560 (rewrite_ssa_into_ssa): Only initialize the current definition
7561 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7562 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7563 SSA_NAMEs before returning.
7565 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7567 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7568 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7569 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7570 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7571 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7573 2005-01-27 Steven Bosscher <stevenb@suse.de>
7576 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7577 higher to -O2 and higher. Likewise for tree PRE.
7578 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7581 2005-01-27 Ian Lance Taylor <ian@airs.com>
7584 * gimple-low.c (try_catch_may_fallthru): New static function.
7585 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7586 * tree-inline.c (expand_call_inline): Don't warn about reaching
7587 the end of a non-void function being inlined if the function uses
7590 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7592 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7595 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7596 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7597 (implicitly_declare): Handle error_mark_node.
7599 2005-01-27 Richard Henderson <rth@redhat.com>
7602 * tree.h (struct tree_decl): Add debug_expr_is_from.
7603 (DECL_DEBUG_EXPR_IS_FROM): New.
7604 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7605 * dwarf2out.c (dwarf2out_var_location): Update to match.
7606 * tree-outof-ssa.c (create_temp): Likewise.
7607 * var-tracking.c (track_expr_p): Likewise.
7608 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7609 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7610 * toplev.c (default_tree_printer): Likewise.
7612 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7614 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7615 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7617 2005-01-27 Steven Bosscher <stevenb@suse.de>
7619 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7620 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7621 ASM_CLOBBERS): Add tree checks.
7623 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7624 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7625 * c-common.def (SWITCH_STMT): Update to match.
7626 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7627 macros instead of SWITCH_EXPR ones.
7628 * c-dump.c (c_dump_tree): Likewise.
7629 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7630 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7632 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7634 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7636 * unwind-dw2.c (execute_stack_op): Add missing cases for
7637 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7639 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7641 * config.gcc (Obsolete configurations): Remove 'dummy', add
7642 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7645 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7647 PR tree-optimization/19633
7648 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7650 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7651 are no call-clobbered variables.
7652 * tree-outof-ssa.c (check_replaceable): Return false for calls
7655 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7657 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7658 even for variables with NULL DECL_INITIAL.
7660 2005-01-26 Stuart Hastings <stuart@apple.com>
7662 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7664 2005-01-26 Richard Henderson <rth@redhat.com>
7667 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7669 * expr.c (store_field): Strip conversions to odd-bit-sized types
7670 if the destination field width matches.
7672 2005-01-26 Richard Henderson <rth@redhat.com>
7674 * c-decl.c, expmed.c, expr.c: Revert last change.
7676 2005-01-26 Richard Henderson <rth@redhat.com>
7679 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7681 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7682 if we don't need the bits above those present in the current mode.
7683 * expr.c (store_field): Strip conversions to odd-bit-sized types
7684 if the destination field width matches.
7686 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7688 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7689 either -ffast-math or -funsafe-math-optimizations is in use.
7691 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7695 * config/avr/avr.c (notice_update_cc): Only set condition code for
7696 ashrqi3 if shift count > 0.
7697 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7698 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7699 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7700 count <= 0 as a no-op, and shift count >= width by copying zero
7701 or sign bit to all bits of the result.
7702 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7703 count, with attribute "length" set to 0 and "cc" set to "none".
7705 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7707 * doc/invoke.texi: Document -mTLS.
7709 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7710 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7711 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7712 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7713 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7714 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7715 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7716 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7718 * configure.ac: Check for a TLS capable gas.
7720 * configure: Regenerate.
7722 2005-01-26 Richard Henderson <rth@redhat.com>
7725 * combine.c (make_field_assignment): Simplify store to zero_extract
7726 from a source with an overlapping mask.
7728 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7730 2004-11-11 Eric Christopher <echristo@redhat.com>
7732 * config/frv/frv.md: Add fr400_integer automaton. Don't
7733 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7736 2005-01-26 Steven Bosscher <stevenb@suse.de>
7739 * cfgbuild.c (make_edges): Do not clear or set
7740 current_function_has_computed_jump.
7741 * function.h (struct function): Remove the has_computed_jump field.
7742 (current_function_has_computed_jump): Do not define.
7743 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7744 in a computed jump. Ignore current_function_has_computed_jump.
7746 2005-01-26 Richard Henderson <rth@redhat.com>
7749 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7750 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7752 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7753 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7754 objects into static storage if they have more than one non-zero value.
7755 * tree.h (categorize_ctor_elements): Update decl.
7757 2005-01-26 Steven Bosscher <stevenb@suse.de>
7760 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7761 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7762 to this function from 2004-07-10.
7763 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7764 the current function for tail call optimizations if the address
7765 of one of it its arguments is taken.
7767 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7769 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7771 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7773 * function.c (expand_function_end): If current_function_calls_alloca,
7774 emit stack restore in a place that is reached when the function falls
7777 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7779 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7780 rule to avoid matching inappropriate suffix rule.
7782 2005-01-26 Jan Hubicka <jh@suse.cz>
7784 PR tree-optimization/19241
7785 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7787 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7789 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7790 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7792 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7793 <sim*>: Always use crt1.o, regardless of N in simN.
7794 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7795 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7796 (CRT_CALL_STATIC_FUNCTION): Remove.
7797 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7798 use crt1.o, regardless of N in simN.
7799 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7800 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7801 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7802 case isystem setting.
7803 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7805 2005-01-25 Ian Lance Taylor <ian@airs.com>
7807 * gimple-low.c (block_may_fallthru): Correct handling of
7808 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7810 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7812 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7813 handlers to match indentation; nested under the mtune=* handler.
7814 Similar for mcpu= and march=.
7816 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7818 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7819 * config/mips/linux64.h (LIB_SPEC): Likewise.
7820 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7821 * config/sh/linux.h (LIB_SPEC): Likewise.
7823 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7825 * config/frv/frv.c (frv_legitimize_tls_address): New.
7826 (TARGET_HAVE_TLS): Define.
7827 (FRV_SYMBOL_REF_TLS_P): Define.
7828 (frv_override_options): Handle new register classes.
7829 (frv_legitimate_address_p): Reject tls addresses.
7830 (frv_legitimize_address): Handle TLS addresses.
7831 (gen_inlined_tls_plt): New.
7833 (frv_legitimize_tls_address): New.
7834 (unspec_got_name): Add TLS entries.
7835 (got12_operand): Add R_FRV_TLSMOFF12 case.
7836 (frv_emit_move): Fixup TLS addresses.
7837 (frv_emit_movsi): Legitimize TLS addresses.
7839 * config/frv/frv.h (MASK_BIG_TLS): New.
7840 (TARGET_BIG_TLS): New.
7841 (HAVE_AS_TLS): Define.
7842 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7843 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7844 (REG_CLASS_NAMES): Same.
7845 (REG_CLASS_CONTENTS): Same.
7846 (CONSTRAINT_LEN): New.
7847 (REG_CLASS_FROM_CONSTRAINT): New.
7848 (PREDICATE_CODES): Add symbolic_operand.
7850 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7851 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7852 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7853 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7854 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7855 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7856 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7857 GR9_REG, GR14_REG, LRREG.
7858 (type): Add load_or_call attribute.
7859 ("load_or_call"): New reservation.
7860 ("call_gettlsoff"): New.
7861 ("tls_indirect_call"): New.
7862 ("tls_load_gottlsoff12"): New.
7863 ("tlsoff_hilo"): New.
7864 ("tls_tlsdesc_ldd"): New.
7865 ("tls_tlsoff_ld"): New.
7868 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7870 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7872 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7873 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7874 * config/frv/frv.c (TLS_BIAS): Define.
7875 (frv_output_dwarf_dtprel): New.
7877 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7879 PR rtl-optimization/19579
7880 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7881 both A and B, see if they don't clobber registers the other expr uses.
7883 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7885 * real.c (do_add): Initialize signalling and canonical members.
7887 * real.c (real_from_integer): Zero out destination.
7889 2005-01-18 Jan Hubicka <jh@suse.cz>
7891 PR tree-optimize/19337
7892 * tree-inline.c (initialize_inlined_parameters): Copy
7893 saved_static_chain_decl only.
7895 2005-01-25 Richard Henderson <rth@redhat.com>
7899 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7900 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7901 80387 enabled, to return a proper subclass. Return the subset that
7902 overlaps with GENERAL_REGS for PLUS.
7903 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7905 2005-01-25 Richard Henderson <rth@redhat.com>
7908 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7910 2005-01-25 Roger Sayle <roger@eyesopen.com>
7912 * expmed.c (choose_multiplier): Change interface to return the
7913 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7914 (expand_divmod): Update calls to choose_multiplier.
7916 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7919 * expmed.c (extract_bit_field): Use adjust_address instead of
7920 gen_lowpart when op0 is a MEM.
7922 2005-01-24 Steven Bosscher <stevenb@suse.de>
7924 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7926 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7928 * config/mips/irix-csr.c: New file.
7929 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7930 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7931 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7934 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7937 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7938 sparc/elf.h, add sparc/sp-elf.h.
7939 (sparc-*-rtems*): Likewise.
7940 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7941 tm-dwarf2.h, add sparc/sp-elf.h.
7942 (sparc86x-*-elf): Likewise.
7943 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7944 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7945 TARGET_OS_CPP_BUILTINS.
7946 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7947 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7949 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7950 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7951 (SWITCH_TAKES_ARG): Likewise.
7952 (LOCAL_LABEL_PREFIX): Likewise.
7953 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7954 (TARGET_N_FORMAT_TYPES): Delete.
7955 (TARGET_FORMAT_TYPES): Likewise.
7956 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7957 * config/sparc/elf.h: Delete.
7958 * config/sparc/sp-elf.h: New file.
7960 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7962 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7963 * tree-flow.h: Remove the corresponding prototype.
7964 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7965 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7967 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7970 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7971 for AIX ABI or ELF -fPIC.
7972 (rs6000_emit_load_toc_table): Don't create toc_section here.
7973 (rs6000_xcoff_file_start): Nor here.
7975 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7977 * sh.c (ra.h): Don't #include.
7978 (hard_regs_intersect_p): New function, resurrected from ra.c.
7980 * sh.c: Fix 1996 Copyright.
7982 2005-01-24 Richard Henderson <rth@redhat.com>
7983 Aldy Hernandez <aldyh@redhat.com>
7985 * regrename.c (note_sets): Handle subregs.
7987 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7990 * genconditions.c (write_header, write_conditions): Elide file if
7993 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7995 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7996 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7999 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8001 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
8002 expand_builtin_printf, expand_builtin_fprintf,
8003 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
8004 checking against POINTER_TYPE.
8005 (validate_arglist): Handle POINTER_TYPE code by checking
8008 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
8010 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
8012 (for_each_rtx): Call for_each_rtx_1.
8013 * rtl.h (init_rtlanal): Declare.
8014 * toplev.c (backend_init): Call init_rtlanal.
8016 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8018 * flow.c (propagate_one_insn): Formatting.
8021 * flow.c (libcall_dead_p): Be more conservative if unsure.
8022 If there are any instructions between insn and call, see if they are
8023 all dead before saying the libcall is dead.
8025 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8027 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8028 operand constraint for operand 0.
8030 2005-01-23 Richard Henderson <rth@redhat.com>
8033 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8034 edges leading to join block.
8036 2005-01-23 Roger Sayle <roger@eyesopen.com>
8038 * expmed.c (expand_mult_highpart): Make static. Change type of
8039 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8040 (expand_divmod): Updates calls to expand_mult_highpart by using
8041 gen_int_mode to pass a CONST_INT rtx.
8042 * rtl.h (expand_mult_highpart): Remove prototype.
8044 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8046 * flow.c (regset_bytes, regset_size): Remove.
8048 * cfganal.c: Fix a reference to Harvey's paper.
8050 2005-01-23 Steven Bosscher <stevenb@suse.de>
8052 PR rtl-optimization/19464
8053 * tree-optimize.c (init_tree_optimization_passes): Add one more
8054 copyrename pass just before out-of-ssa.
8056 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8059 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8060 * ggc-none.c (ggc_free): Define.
8062 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8064 * cse.c (max_reg, max_insn_uid): Remove.
8065 (cse_main): Don't access max_reg or max_insn_uid.
8067 * c-common.c (explicit_flag_signed_bitfields,
8068 lang_statement_code_p, lang_expand_function_end): Remove.
8069 * c-common.h: Remove the corresponding declarations.
8070 * c-opts.c (c_common_handle_option): Remove all write access
8071 to explicit_flag_signed_bitfields.
8073 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8074 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8075 * cgraph.h: Remove the corresponding declaration.
8077 * gcse.c (null_pointer_info): Remove.
8079 2005-01-23 Roger Sayle <roger@eyesopen.com>
8080 Eric Botcazou <ebotcazou@libertysurf.fr>
8082 * combine.c (simplify_logical): Only simplify logical expressions
8083 of the form ior(and(x,y),z) by the inverse distributive law if the
8084 result is cheaper than the original.
8086 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8088 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8089 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8090 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8091 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8092 config/freebsd-spec.h, config/arm/arm.h,
8093 config/h8300/h8300.md, config/i386/i386.md,
8094 config/i386/predicates.md, config/i386/sse.md,
8095 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8096 config/vax/vax.md: Fix comment typos. Follow spelling
8099 2005-01-23 Steven Bosscher <stevenb@suse.de>
8101 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8102 tests, instead of `less than'.
8104 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8106 * function.c (assign_parm_setup_block): When creating a new stack slot
8107 for a parameter, get its alignment from the parameter's DECL_ALIGN
8108 rather than the type's TYPE_ALIGN. Make sure that the parameter
8109 is at least word aligned.
8111 2005-01-22 Roger Sayle <roger@eyesopen.com>
8114 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8116 2005-01-22 Richard Henderson <rth@redhat.com>
8119 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8120 in both compare operands.
8121 (movdfcc_1_sse_max): Likewise.
8122 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8123 (movdfcc_1_sse): Likewise.
8124 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8125 scratch register as needed.
8127 2005-01-22 Richard Henderson <rth@redhat.com>
8129 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8131 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8133 2005-01-22 Richard Henderson <rth@redhat.com>
8135 * genopinit.c (optabs): Use smin/smax for floating point too.
8136 * doc/md.texi: Update to match. Clarify that floating point
8137 results are undefined for +0/-0 and NaN.
8138 * doc/rtl.texi: Likewise.
8139 * rtl.def (SMIN, SMAX): Likewise
8140 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8142 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8143 leading 's' to the name.
8144 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8145 smaxxf3, sminxf3): Likewise.
8146 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8149 2005-01-22 Paul Brook <paul@codesourcery.com>
8151 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8153 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8155 * config/s390/s390.c (struct processor_costs): New fields
8156 dlgr, dlr, dr, dsgfr, dsgr.
8157 (z900_cost, z990_cost): Values for new fields.
8158 (s390_rtx_costs): New cases MEM und COMPARE in switch
8159 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8160 DIV, MOD, UDIV, UMOD.
8162 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8164 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8165 into the register being decremented.
8166 ("doloop_si31", "doloop_di"): Likewise.
8167 ("*doloop_si_long"): Adapt pattern.
8169 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8171 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8173 (CLASS_MAX_NREGS): Likewise.
8175 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8177 * doc/tree-ssa.texi (Statement Operands): Add example for new
8178 must-def macro. Note deprecation of old operands interface.
8180 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8182 PR tree-optimization/19484
8183 * tree-cfg.c (remove_fallthru_edge): New function.
8184 (cleanup_control_flow): Remove fallthru edges from calls that are
8185 now known not to return.
8187 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8189 Fix PR tree-optimization/19038
8190 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8191 copies with loop variant ones.
8193 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8195 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8196 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8197 config/alpha/alpha.md, config/alpha/predicates.md,
8198 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8199 config/sparc/sol2.h: Update copyright.
8201 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8202 first label to see if it is a nonlocal label.
8204 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8205 Andrew Pinski <pinskia@physics.uc.edu>
8208 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8209 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8211 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8213 * config/rs6000/rtems.h: Update copyright.
8215 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8218 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8219 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8220 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8222 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8225 * c-typeck.c (convert_arguments): Check for error_mark_node.
8227 2005-01-21 Ian Lance Taylor <ian@airs.com>
8229 PR tree-optimization/13000
8230 * tree-inline.c: Include "tree-flow.h".
8231 (expand_call_inline): If warn_return_type, warn if non-void inline
8232 function falls through.
8233 * tree-cfg.c (execute_warn_function_return): Don't warn about
8234 control reaching end if TREE_NO_WARNING is set. Set
8236 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8238 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8239 branch if we don't need one.
8240 * c-typeck.c: Include "tree-flow.h"
8241 (c_finish_bc_stmt): Don't add a goto if the current statement
8242 list doesn't fall through to the current point.
8244 2005-01-21 Roger Sayle <roger@eyesopen.com>
8246 PR rtl-optimization/576
8247 * real.c (real_arithmetic): Change return type from void to bool
8248 to return an indication that the result may be inexact.
8249 * real.h (real_arithmeric): Update prototype.
8250 * fold-const.c (const_binop): Don't constant fold floating
8251 point expressions when the user specifies -frounding-math and
8252 the result may depend upon the run-time rounding mode.
8253 (fold_convert_const_real_from_real): Clean-up.
8254 (fold_initializer): Ignore flag_rounding_math for initializers.
8255 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8256 constant fold FP operations with flag_rounding_math if the
8257 result may depend upon the run-time rounding mode.
8259 2005-01-21 Tom Tromey <tromey@redhat.com>
8261 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8263 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8265 * tree-cfg.c: Fix comment typos.
8267 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8269 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8270 around the call to rest_of_handle_branch_target_load_optimize.
8272 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8274 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8275 (sparc64-*-openbsd*): Likewise.
8276 (sparclite-*-elf*): Include tm-dwarf2.h.
8277 (sparc86x-*-elf*): Likewise.
8278 (sparc64-*-elf*): Likewise.
8279 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8280 (DBX_DEBUGGING_INFO): Likewise.
8281 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8282 (PREFERRED_DEBUGGING_TYPE): Likewise.
8283 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8284 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8285 (PREFERRED_DEBUGGING_TYPE): Likewise.
8286 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8287 (PREFERRED_DEBUGGING_TYPE): Likewise.
8288 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8290 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8293 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8295 2005-01-20 Paul Brook <paul@codesourcery.com>
8297 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8299 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8301 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8302 label is first in a sequence of labels.
8304 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8306 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8307 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8309 * doc/sourcebuild.texi (Test Directives): New.
8311 2005-01-20 Roger Sayle <roger@eyesopen.com>
8313 * real.c (real_floor): Don't leave the result uninitialized when
8314 mode is VOIDMode, but return the unrounded intermediate value.
8315 (real_ceil): Likewise.
8317 2005-01-20 Paul Brook <paul@codesourcery.com>
8319 * config/arm/arm.md (insv): Use gen_int_mode.
8321 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8323 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8324 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8325 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8326 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8327 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8329 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8332 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8333 fbreg, so we have to assume we can't.
8334 (loc_descriptor_from_tree_1): Ditto.
8335 (containing_function_has_frame_base): New function.
8336 (add_location_or_const_value_attribute): Use it.
8337 Also try to generate a frame_base from a single element location
8340 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8342 PR tree-optimization/15349
8343 * timevar.def (TV_TREE_MERGE_PHI): New.
8344 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8346 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8347 calls to tree_forwarder_block_p.
8348 (remove_forwarder_block_with_phi, merge_phi_nodes,
8349 gate_merge_phi, pass_merge_phi): New.
8350 * tree-optimize.c (init_tree_optimization_passes): Add
8352 * tree-pass.h: Add an extern for pass_merge_phi;
8354 2005-01-20 Richard Henderson <rth@redhat.com>
8357 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8358 (_mm_castps_pd, _mm_castps_si128): New.
8359 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8361 2005-01-20 Richard Henderson <rth@redhat.com>
8364 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8365 __builtin_ia32_vec_init_v2si.
8366 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8367 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8368 (ix86_init_mmx_sse_builtins): Create it.
8369 (ix86_expand_builtin): Expand it.
8370 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8371 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8372 (vec_extractv2si_0, vec_extractv2si_1): New.
8374 2005-01-20 Richard Henderson <rth@redhat.com>
8377 * config/i386/i386.c (ix86_expand_push): New.
8378 * config/i386/mmx.md (push<MMXMODE>1): New.
8379 * config/i386/sse.md (push<SSEMODE>1): New.
8380 * config/i386/i386-protos.h: Update.
8382 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8384 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8387 2005-01-20 Richard Henderson <rth@redhat.com>
8389 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8390 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8392 2005-01-19 Richard Henderson <rth@redhat.com>
8395 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8396 to V4SFmode in SSE1 fallback load path.
8398 2005-01-19 Richard Henderson <rth@redhat.com>
8400 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8401 in QImode expansion to ix86_expand_vector_set.
8402 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8404 2005-01-19 Richard Henderson <rth@redhat.com>
8407 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8408 subclass of the input class.
8409 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8410 Always true for cross-SSE1 classes. Rationalize conditionals.
8411 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8412 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8413 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8414 (movdi_2): Add MMX/SSE zeros.
8415 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8416 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8417 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8418 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8419 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8420 (zero_extendsidi2_rex64_1): Remove.
8421 (MOV0 peephole): Check GENERAL_REG_P.
8423 2005-01-19 Richard Henderson <rth@redhat.com>
8426 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8428 (ix86_expand_vector_extract): Likewise.
8430 2005-01-19 Richard Henderson <rth@redhat.com>
8433 * expr.c (emit_move_change_mode): New argument force; use
8434 simplify_gen_subreg if true.
8435 (emit_move_via_alt_mode): Merge into ...
8436 (emit_move_via_integer): ... here.
8437 (emit_move_ccmode): Use emit_move_change_mode directly.
8439 2005-01-19 Richard Henderson <rth@redhat.com>
8442 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8443 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8444 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8446 (alpha_emit_set_const): Likewise. Make static.
8447 (alpha_emit_set_long_const): Make static.
8448 (alpha_extract_integer): Split out from alpha_expand_mov.
8449 (alpha_split_const_mov): Likewise.
8450 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8451 (alpha_legitimate_constant_p): New.
8452 * config/alpha/alpha-protos.h: Update.
8453 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8454 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8455 * config/alpha/alpha.md (movsi): Add n alternative.
8456 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8457 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8458 (splitters for all of the above): Use alpha_split_const_mov.
8459 * config/alpha/predicates.md (non_add_const_operand): New.
8460 (non_zero_const_operand): New.
8461 (input_operand): Use alpha_legitimate_constant_p after reload.
8463 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8465 PR tree-optimization/19038
8466 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8467 (add_candidate): Add ivs with increment in latch only if
8468 allow_ip_end_pos_p is true.
8469 (determine_iv_cost): Use empty_block_p.
8471 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8473 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8474 (compute_dominance_frontiers): Ditto.
8476 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8479 * config/sh/t-rtems: New.
8480 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8482 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8484 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8485 the offset of the selected field.
8487 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8489 * tree-cfg.c (remove_forwarder_block): Fix the check to
8490 prevent a nonlocal label from appearing in the middle of a
8493 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8495 PR rtl-optimization/19462
8496 * reorg.c (find_end_label): Create return insn only if
8497 current_function_epilogue_delay_list is empty.
8499 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8501 * doc/passes.texi: Remove paragraph mentioning new-ra.
8503 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8505 PR rtl-optimization/15139
8506 * combine.c: Include params.h.
8507 (count_rtxs): New function.
8508 (record_value_for_reg): If replace_rtx would replace at least
8509 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8510 (clobber (const_int 0)) instead of TEM.
8511 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8512 * params.h (MAX_LAST_VALUE_RTL): New.
8513 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8514 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8517 * c-typeck.c (digest_init): Only call build_vector if all constructor
8518 elements are *_CST nodes.
8519 * gimplify.c (gimplify_init_constructor): Likewise.
8522 * c-typeck.c (digest_init): Only call build_vector if inside_init
8525 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8527 * toplev.c (init_asm_output): Remove dead #ifdef.
8529 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8531 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8533 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8535 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8536 accessing DECL_FUNCTION_CODE.
8537 * dojump.c (do_jump): Likewise.
8538 * gimplify.c (gimplify_call_expr): Likewise.
8539 * predict.c (expr_expected_value): Likewise.
8540 (strip_builtin_expect): Likewise.
8541 * tree-inline.c (estimate_num_insns_1): Likewise.
8542 * tree-ssa-loop-im.c (stmt_cost): Likewise
8543 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8544 (tree_expr_nonnegative_p): Likewise.
8546 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8548 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8549 variant of the load_pcrel_sym pattern.
8550 * config/sparc/sparc.md (P macro): Move to the top.
8551 (load_pcrel_sym): Macroize using P.
8552 (save_register_window): Likewise.
8554 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8556 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8559 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8562 * c-typeck.c (build_asm_expr): Strip nops off
8563 input memory operands.
8565 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8567 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8568 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8569 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8570 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8572 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8575 * config/i386/i386.c (override_options): If the 80387 is disabled,
8576 then do not return FP values using FP registers.
8578 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8580 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8581 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8582 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8583 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8584 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8585 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8586 output.h, postreload-gcse.c, postreload.c, recog.c,
8587 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8588 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8589 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8590 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8591 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8592 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8593 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8594 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8596 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8597 config/alpha/alpha.c, config/arm/vfp.md,
8598 config/i386/emmintrin.h, config/i386/i386-modes.def,
8599 config/i386/i386-protos.h, config/i386/i386.h,
8600 config/i386/pmmintrin.h, config/i386/ppro.md,
8601 config/i386/predicates.md, config/i386/xmmintrin.h,
8602 config/i860/i860.c, config/ia64/ia64-modes.def,
8603 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8604 config/ia64/ia64.md, config/ia64/itanium1.md,
8605 config/ia64/itanium2.md, config/ia64/predicates.md,
8606 config/iq2000/iq2000.h, config/mips/linux64.h,
8607 config/rs6000/aix41.h, config/rs6000/aix43.h,
8608 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8609 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8610 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8611 config/sparc/linux64.h, config/sparc/litecoff.h,
8612 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8613 config/sparc/sparc.h, config/sparc/sparc.md,
8614 config/sparc/sysv4-only.h: Update copyright.
8616 2005-01-18 Richard Henderson <rth@redhat.com>
8619 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8621 2005-01-18 Marc Espie <espie@openbsd.org>
8622 * config/i386/openbsdelf.h: Typo.
8624 2005-01-18 Richard Henderson <rth@redhat.com>
8626 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8627 special case for sse.
8628 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8630 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8632 * tree-inline.c (estimate_num_insns_1): Added cases for
8633 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8635 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8637 PR rtl-optimization/19296
8638 * combine.c (simplify_comparison): Rewrite the condition under
8639 which a non-paradoxical SUBREG of a PLUS can be lifted when
8640 compared against a constant.
8642 2005-01-18 Andi Kleen <ak@muc.de>
8644 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8645 * c.opt (-Wpointer-sign): Add.
8646 * doc/invoke.texi: (-Wpointer-sign): Add.
8648 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8650 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8651 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8652 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8653 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8654 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8655 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8656 for TARGET_MIX_SSE_I387.
8657 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8658 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8659 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8660 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8661 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8662 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8663 TARGET_MIX_SSE_I387.
8664 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8667 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8670 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8671 Add movaps alternative for xmm reg->reg move.
8673 2005-01-17 Jeff Law <law@redhat.com>
8675 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8676 at the end of the main DOM loop rather than just before DOM exits.
8678 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8680 PR tree-optimization/19121
8681 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8682 adding aliases to a name tag, also add them to the pointer's
8684 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8685 sensitive alias info at all. Only check that the two pointers
8686 have compatible pointed-to sets.
8687 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8688 a pointer's type tag is a superset of the alias set of the
8691 2005-01-17 James E Wilson <wilson@specifixinc.com>
8694 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8695 comment to document why.
8697 2005-01-17 Richard Henderson <rth@redhat.com>
8699 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8700 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8701 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8702 sse2_vmsminv2df3_finite): New.
8703 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8704 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8705 Force op1 into register.
8707 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8709 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8710 bubblestrap from always rebuilding build directory.
8712 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8714 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8715 ("*cmpmem_short"): Likewise.
8717 2005-01-17 Steven Bosscher <stevenb@suse.de>
8719 * basic-block.h: Document BB_* flags.
8720 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8721 use an sbitmap instead.
8722 * sched-rgn.c (compute_trg_info): Likewise.
8724 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8726 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8727 redundant target_cpu_default and extra_parts lines. Use the default
8729 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8730 (SUBTARGET_EXTRA_SPECS): Delete.
8731 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8732 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8733 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8734 and "n32" for -mabi=n32.
8736 2005-01-17 Ian Lance Taylor <ian@airs.com>
8739 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8740 fold constant variables into initial values.
8742 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8744 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8746 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8747 through the statements backward.
8749 2005-01-17 Ian Lance Taylor <ian@airs.com>
8751 PR middle-end/13127:
8752 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8753 a variable set to the return value of the inlined function.
8755 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8757 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8758 when modes are tieable.
8760 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8762 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8763 of pthread_create to find out if threads are enabled.
8764 * gthr-posix95.h (__gthread_active_p): Likewise.
8766 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8768 * common.opt (-fnew-ra): Remove.
8770 * toplev.h (flag_new_regalloc): Remove.
8771 * Makefile.in (ra*.*): Don't mention.
8772 * passes.c (rest_of_handle_new_regalloc): Remove.
8773 (rest_of_handle_combine, rest_of_compilation): Always consider
8774 flag_new_regalloc as false.
8775 * doc/invoke.texi: Don't document -fnew-ra.
8777 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8779 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8780 last parameter to reg_scan.
8781 * loop.c (loop_optimize): Likewise.
8782 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8783 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8784 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8785 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8786 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8787 * regclass.c (reg_scan): Likewise, for the declaration.
8788 * rtl.h (reg_scan): Likewise, for the prototype.
8790 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8792 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8793 mark_dfs_back_edges.
8795 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8797 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8798 (compute_avail): Uses don't go in tmp_gen.
8800 2005-01-16 Steven Bosscher <stevenb@suse.de>
8802 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8803 loop to look for a free slot in a page entry.
8805 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8808 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8809 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8810 just before targetm.asm_out.file_end.
8811 * tree.h (process_pending_assemble_output_defs): Declare.
8812 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8814 (assemble_alias): Defer generation of assembly code for defines when
8815 TARGET_DEFERRED_OUTPUT_DEFS is true.
8816 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8817 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8818 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8820 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8823 * pa.c (pa_scalar_mode_supported_p): New function.
8824 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8825 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8827 * pa-protos.h (prefetch_operand): Delete.
8828 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8829 * pa.c (prefetch_operand): Delete.
8830 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8831 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8832 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8833 and prefetch_nocc_operand.
8834 * pa.md (prefetch): Rework to avoid reload problems handling short
8835 displacements when a cache control completer needs to be provided.
8836 (prefetch_32, prefetch_64): Delete.
8837 (prefetch_cc, prefetch_nocc): New patterns.
8839 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8841 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8843 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8846 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8847 exceeds maximum alignment for global common data.
8848 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8849 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8851 2004-01-15 Roger Sayle <roger@eyesopen.com>
8853 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8855 2004-01-15 Roger Sayle <roger@eyesopen.com>
8857 * harg-reg-set.h (reg_class_names): Prototype global array.
8858 * regclass.c (reg_class_names): Declare here and initialize to
8860 (dump_regclass): Remove local declaration of reg_class_names.
8861 (regclass): Likewise.
8862 * cfg.c (dump_flow_info): Likewise.
8863 * ra-debug.c (reg_class_names): Likewise.
8864 * regrename.c (reg_class_names): Likewise.
8865 * reload.c (reg_class_names): Likewise.
8866 * reload1.c (spill_failure): Likewise.
8867 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8869 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8871 * config/s390/s390.md ("reload_outti"): Remove predicate for
8872 output operand. Abort if operand is not a MEM.
8873 ("reload_outdi", "reload_outdf"): Likewise.
8875 2005-01-15 Marc Espie <espie@openbsd.org>
8877 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8878 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8879 * config/openbsd.h: Fix C++ includes for native configurations.
8880 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8881 Add trampoline support.
8882 * config/i386/openbsdelf.h: New.
8884 2005-01-15 Marc Espie <espie@openbsd.org>
8886 * collect2.c (main): Explicitly parse -dynamic-linker option.
8888 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8890 PR tree-optimization/19060
8891 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8892 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8893 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8894 and handle extract_range_from_cond returning false.
8895 * fold-const.c (fold): Optimize comparisons with min/max even for
8896 width > HOST_BITS_PER_WIDE_INT.
8898 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8900 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8901 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8902 Remove little endian multilib variants.
8903 Add mips32 multilib variant.
8905 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8907 * explow.c (copy_all_reg, stabilize): Remove.
8908 * expr.h: Remove the corresponding prototypes.
8910 * rtlanal.c (regs_set_between_p): Remove.
8911 * rtl.h: Remove the corresponding prototype.
8913 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8915 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8916 to rs6000_nonimmediate_operand.
8917 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8918 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8919 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8920 rs6000_nonimmediate_operand.
8921 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8922 rs6000_nonimmediate_operand.
8924 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8926 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8928 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8930 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8932 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8933 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8935 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8936 (rs6k_nonimmediate_operand): New.
8937 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8939 (legitimate_lo_sum_address_p): Same.
8940 (rs6000_legitimize_address): Same.
8941 (rs6000_legitimize_reload_address): Same.
8942 (rs6000_legitimate_address): Same.
8943 (spe_build_register_parallel): Pass DF and DC modes in a DI
8946 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8947 to rs6k_nonimmediate_operand.
8949 * config/rs6000/spe.md ("*frob_df_di"): New.
8950 ("*frob_di_df"): New.
8951 ("*frob_di_df_2"): New.
8952 ("*mov_sidf_e500_subreg0"): New.
8953 ("*mov_sidf_e500_subreg4"): New.
8954 ("*movdf_e500_double"): Change predicate to
8955 rs6k_nonimmediate_operand.
8957 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8959 * postreload.c (move2add_note_store): Only call
8960 trunc_int_for_mode on scalar integers.
8962 2005-01-14 Steven Bosscher <stevenb@suse.de>
8964 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8965 replace BB_VISITED uses.
8966 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8967 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8968 (tree_dce_done): Free visited_control_parents.
8969 (perform_tree_ssa_dce): Allocate and clear it.
8970 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8971 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8972 instead of BB_VISITED.
8974 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8976 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8977 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8978 Remove unused prototypes.
8980 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8982 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8983 64-bit register usage.
8984 (spe_func_has_64bit_regs_p): Add FIXME note.
8986 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8988 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8989 flag_finite_math_only with flag_unsafe_math_optimizations.
8991 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8993 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8995 (__tpf_eh_return): Copy TPF private stack area from the module
8996 boundary stack frame. Add check for when module addresses are
8997 equal, but no stub address is found.
8999 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
9002 * arm.h (struct machine_function): Add call_via field.
9003 (thumb_call_via_label): Declare.
9004 * arm.c (thumb_call_via_label): New variable.
9005 (thumb_call_reg_needed): New variable.
9006 (arm_output_function_epilogue): For Thumb code, output any per-function
9007 call-indirect trampolines.
9008 (thumb_call_via_reg): New function.
9009 (arm_file_end): New function.
9010 (TARGET_ASM_FILE_END): Call arm_file_end.
9011 (aof_file_end): Likewise.
9012 * arm-protos.h (thumb_call_via_reg): Declare.
9013 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9014 thumb_call_via_reg in normal case.
9016 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9019 PR rtl-optimization/19348
9020 * recog.c (peephole2_optimize): Do global life update if some peephole
9021 decides it doesn't need at least one of its inputs and that change
9022 influences liveness at the start of the basic block.
9024 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9025 arguments instead of 1.
9027 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9030 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9031 zero for nested functions needing a static chain or functions
9032 with a non-constant address.
9034 2005-01-13 Roger Sayle <roger@eyesopen.com>
9036 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9037 (and (sign_extend X) C) into (zero_extend (and X C)).
9039 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9041 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9043 2005-01-13 Richard Henderson <rth@redhat.com>
9048 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9049 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9050 not just TARGET_SSE.
9051 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9052 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9053 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9054 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9055 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9056 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9057 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9058 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9059 (movdicc_c_rex64): Rename with '*'.
9060 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9061 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9062 (movsfcc_1_387): Rename from movsfcc_1.
9063 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9064 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9065 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9066 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9067 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9068 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9069 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9070 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9071 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9072 sse_movdfcc_const0_4): Remove.
9073 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9074 recognize min/max early. Update for changed sse cmove patterns.
9075 (ix86_split_sse_movcc): New.
9076 * config/i386/i386-protos.h: Update.
9078 2005-01-13 Steven Bosscher <stevenb@suse.de>
9080 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9081 (fix_stmt_v_may_defs): Likewise.
9083 2005-01-13 Richard Henderson <rth@redhat.com>
9085 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9086 for converting the mask.
9088 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9090 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9093 2005-01-13 Richard Henderson <rth@redhat.com>
9095 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9096 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9097 IX86_BUILTIN_MOVDQ2Q): Remove.
9098 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9099 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9100 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9102 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9103 (sse2_pextrw): Fix immediate constraint.
9104 (sse2_loadq, sse2_loadq_rex64): Remove.
9105 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9106 Use __builtin_ia32_vec_ext_<size>.
9107 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9109 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9111 * function.c (assign_parm_setup_block): Look inside original
9112 entry_parm when inspecting PARALLEL.
9114 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9115 Joel Sherrill <joel@oarcorp.com>
9118 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9119 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9120 rtems_gxx_recursive_mutex_init.
9121 (__gthread_recursive_mutex_lock): New function.
9122 (__gthread_recursive_mutex_trylock): Likewise.
9123 (__gthread_recursive_mutex_unlock): Likewise.
9125 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9127 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9129 2005-01-13 Jan Beulich <jbeulich@novell.com>
9131 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9132 (ashrti3_internal): Indicate output is early clobber. Generate result
9133 into output rather than first input. Use move for low word of output
9134 if shift count is exactly 64.
9135 (lshrti3_internal): Likewise.
9137 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9141 * reload1.c (delete_output_reload): Don't delete an output reload
9142 if the pseudo lives longer than a single basic block. Adjust and
9143 improve wording of comment.
9145 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9148 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9149 of TYPE_SIZE where we mean the number of bytes.
9151 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9153 * function.c (assign_parm_setup_block): Relax condition on
9154 multi-register optimization.
9156 2005-01-12 Nick Clifton <nickc@redhat.com>
9158 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9159 an "in_delay_slot" attribute of "no" to prevent them being used in
9160 delay slots. This is forbidden because they might generate
9163 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9166 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9169 2005-01-12 Nick Clifton <nickc@redhat.com>
9171 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9172 passed on to GAS) but do not define, as GAS no longer supports or
9173 needs the -m2000 option.
9175 2005-01-11 Roger Sayle <roger@eyesopen.com>
9177 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9178 type as args of unprototyped builtins aren't automatically promoted.
9179 (fold_builtin_abs): Likewise.
9181 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9183 * Makefile.in: Set a `build-warn' variable.
9185 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9187 PR tree-optimization/17949
9188 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9189 (find_interesting_uses_address): Use it.
9191 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9193 * regrename.c (kill_value): Handle subreg's that won't simplify.
9195 2005-01-11 Richard Henderson <rth@redhat.com>
9198 * config/i386/i386.h (enum ix86_builtins): Move ...
9199 * config/i386/i386.c: ... here.
9200 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9201 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9202 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9203 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9204 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9205 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9206 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9207 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9208 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9209 IX86_BUILTIN_LOADDDUP): Remove.
9210 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9211 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9212 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9213 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9214 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9215 (ix86_init_builtins): Make static.
9216 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9217 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9218 if all the modes match. Otherwise, fake it.
9219 (get_element_number, ix86_expand_vec_init_builtin,
9220 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9221 (ix86_expand_builtin): Make static. Update for changed builtins.
9222 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9223 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9224 (ix86_expand_vector_init_duplicate): New.
9225 (ix86_expand_vector_init_low_nonzero): New.
9226 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9227 Split out from ix86_expand_vector_init; handle integer modes.
9228 (ix86_expand_vector_init): Use them.
9229 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9230 * config/i386/i386-protos.h: Update.
9231 * config/i386/predicates.md (reg_or_0_operand): New.
9232 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9233 (movv2sf_internal): Likewise. And a splitter to match them all.
9234 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9235 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9236 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9237 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9238 (mmx_pinsrw): Fix operand ordering.
9239 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9240 rather than sse_loadss expander.
9241 (movv2df splitter): Similarly.
9242 (sse_loadss, sse_loadlss): Remove.
9243 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9244 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9245 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9246 (sse3_movddup): Rename with '*'.
9247 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9248 (sse2_loadsd): Remove.
9249 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9250 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9251 (sse2_pinsrw): Fix argument ordering.
9252 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9253 (sse2_stored): Remove 'r' destination.
9254 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9255 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9256 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9257 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9258 vec_extractv16qi, vec_initv16qi): New.
9260 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9261 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9262 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9264 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9265 (_mm_load_si128, _mm_store_si128): Likewise.
9266 (_mm_load1_pd): Use _mm_set1_pd.
9267 (_mm_load_sd): Use _mm_set_sd.
9268 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9269 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9270 (_mm_set_epi64): Use _mm_set_epi64x.
9271 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9272 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9273 _mm_setr_epi8): Use _mm_set_foo form.
9274 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9275 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9276 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9277 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9278 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9279 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9280 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9281 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9282 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9283 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9284 (_mm_movedup_pd): Use _mm_shuffle_pd.
9285 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9286 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9287 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9288 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9290 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9291 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9292 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9293 (_mm_store_ps): Use raw dereference.
9294 (_mm_store1_ps): Use _mm_storeu_ps.
9295 (_mm_storer_ps): Use _mm_store_ps.
9296 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9297 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9299 2005-01-11 Stan Shebs <shebs@apple.com>
9301 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9302 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9304 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9307 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9308 Skip all DECLs except for FIELD_DECLs.
9310 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9312 * config/s390/s390.c (override_options): Return error if
9313 -mbackchain, -mpacked-stack and -mhard-float are used together.
9314 (s390_va_start): Remove the backchain && packed-stack special case.
9315 (s390_gimplify_va_arg): Likewise.
9316 * doc/invoke.texi: Remove the ABI incompatibility note.
9318 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9320 * config/s390/s390.c (struct s390_frame_layout): Remove
9322 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9323 save_backchain_p with TARGET_BACKCHAIN.
9325 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9328 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9329 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9330 * function.c (locate_and_pad_parm): Set new field.
9331 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9332 Tweak where_pad test to include "none". Always set mem align for
9334 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9335 not sufficient for type.
9336 (assign_parm_setup_block): If stack_parm is zero on entry, always
9337 make a new stack local. Block move old stack parm if necessary
9338 to new aligned stack local.
9339 (assign_parm_setup_stack): Use a block move to handle
9340 potentially misaligned entry_parm.
9341 (assign_parms_unsplit_complex): Specify required alignment when
9342 creating stack local.
9343 * calls.c (compute_argument_addresses): Override alignment of stack
9344 arg calculated from its type with the alignment given by
9345 FUNCTION_ARG_BOUNDARY.
9346 (store_one_arg): Likewise.
9348 2005-01-11 Jan Beulich <jbeulich@novell.com>
9350 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9351 Change respective itanium_class attribute to ialu.
9352 (shladdp4_internal): New.
9353 * config/ia64/predicates.md (shladd_log2_operand): New.
9355 2005-01-11 Richard Henderson <rth@redhat.com>
9357 * expr.c (store_constructor): Use rtvec_alloc instead of
9358 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9360 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9362 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9364 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9366 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9367 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9368 (TARGET_RWRELOC): Define.
9369 (ia64_rwreloc_section_type_flags): Delete.
9370 (ia64_section_type_flags): New function.
9371 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9372 (TARGET_RWRELOC): Define.
9374 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9377 * config/ia64/ia64.c (process_set): For alloc insn, only call
9378 process_epilogue is !frame_pointer_needed.
9380 2005-01-10 Roger Sayle <roger@eyesopen.com>
9383 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9384 unary operator and can't be treated as a binary/comparison operator.
9386 2005-01-10 Richard Henderson <rth@redhat.com>
9388 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9389 (ix86_return_in_memory): Likewise.
9390 (function_arg_advance): Likewise. Mirror structure in function_arg
9391 for choosing register to advance.
9393 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9395 * tree-vectorizer.c, tree.def: Fix comment typos.
9397 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9399 * config/s390/s390.c (struct processor_costs): 4 new fields:
9400 ddbr, ddr, debr, der.
9401 (s390_rtx_costs): More precise handling of divide instructions.
9403 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9405 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9407 2005-01-10 Jan Beulich <jbeulich@novell.com>
9409 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9410 names resulting from -ffunction-sections/-fdata-sections and linkonce
9412 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9413 based on the section name. Rearrange the section name comparison logic
9414 slightly so that each section name is compared against at most once.
9416 2005-01-10 Ben Elliston <bje@au.ibm.com>
9418 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9419 targets for which -fPIC reduces limitations on the GOT size.
9421 2005-01-09 Falk Hueffner <falk@debian.org>
9423 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9426 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9429 * collect2.c (main): Set aixrtl_flag for -brtl option.
9430 (resolve_lib_name): Search for .so file extension before .a
9433 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9435 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9436 (vect_analyze_data_refs_alignment): Add dump prints.
9438 2005-01-09 Ira Rosen <irar@il.ibm.com>
9440 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9441 expr_invariant_in_loop_p.
9442 Initialize outputs first thing in the function.
9443 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9444 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9445 (vect_analyze_pointer_ref_access): Check that the initial condition of
9446 the access function is loop invariant.
9448 2005-01-09 Richard Henderson <rth@redhat.com>
9450 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9451 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9452 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9453 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9454 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9455 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9456 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9457 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9458 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9459 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9460 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9461 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9462 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9463 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9464 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9465 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9466 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9467 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9468 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9469 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9470 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9471 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9472 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9474 (mmx_clrdi, pavgusb): Remove.
9475 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9476 with leading sse_ prefix.
9477 * config/i386/sse.md: Receive them.
9478 * config/i386/mmx.md: New file.
9479 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9480 (subrv2sf3): Turn into expander for normal subtraction.
9481 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9482 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9483 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9484 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9485 commutative; use ix86_binary_operator_ok.
9486 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9487 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9488 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9489 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9490 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9491 Macroize from existing patterns; use ix86_binary_operator_ok.
9492 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9493 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9494 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9495 with vec_select+vec_concat.
9496 (mmx_pshufw, mmx_pshufw_1): Likewise.
9497 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9498 (mmx_uavgv4hi3): Model correctly.
9499 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9500 _mm_xor_si64): Remove casts.
9502 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9504 PR tree-optimization/19224
9505 * tree-scalar-evolution.c (get_instantiated_value,
9506 set_instantiated_value): New functions.
9507 (instantiate_parameters_1): Cache the results.
9508 (instantiate_parameters, resolve_mixers): Initialize and free
9511 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9513 * config/i386/i386.md (addhi_4): Correct reference in comment.
9516 2005-01-08 Richard Henderson <rth@redhat.com>
9518 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9519 (_mm_cvtsi128_si64x): Likewise.
9520 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9521 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9522 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9523 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9524 * config/i386/i386-protos.h: Update.
9525 * config/i386/i386.c (print_operand): Add 'H'.
9526 (ix86_fixup_binary_operands): Split out from ...
9527 (ix86_expand_binary_operator): ... here.
9528 (ix86_fixup_binary_operands_no_copy): New.
9529 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9530 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9531 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9532 (safe_vector_operand): Use CONST0_RTX.
9533 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9534 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9535 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9536 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9538 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9539 (IX86_BUILTIN_CMPNGESS): New.
9540 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9541 (attr type): Add sselog1.
9542 (attr unit, attr memory): Handle it.
9543 (movti, movti_internal, movti_rex64): Move near other integer moves.
9544 (movtf, movtf_internal): Move near other fp moves.
9545 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9546 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9547 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9548 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9549 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9550 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9551 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9552 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9553 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9554 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9555 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9556 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9557 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9558 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9559 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9560 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9561 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9562 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9563 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9564 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9565 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9566 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9567 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9568 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9569 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9570 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9571 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9572 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9573 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9574 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9575 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9576 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9577 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9578 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9579 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9580 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9581 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9582 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9583 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9584 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9585 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9586 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9587 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9588 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9590 (SSEPUSH, push<SSEPUSH>): Remove.
9591 (MMXPUSH, push<MMXPUSH>): Remove.
9592 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9593 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9594 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9595 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9596 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9597 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9598 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9599 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9600 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9601 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9602 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9603 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9604 (ppro_sse_log_V4SF): Handle sselog1.
9605 * config/i386/predicates.md (const_0_to_1_operand): New.
9606 (const_0_to_255_mul_8_operand): New.
9607 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9608 (const_2_to_3_operand, const_4_to_7_operand): New.
9609 * config/i386/sse.md: New file.
9610 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9611 (sse_movups): Rename from sse_movups_1.
9612 (sse_loadlss): Rename from sse_loadss_1.
9613 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9615 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9616 (absv4sf2, negv2df, absv2df): New.
9617 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9618 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9619 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9620 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9621 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9622 (sse3_addsubv4sf3): Model correctly.
9623 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9624 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9625 (sse_movhlps): Model with vec_select+vec_concat.
9626 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9627 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9628 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9629 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9630 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9631 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9632 sse2_pshufhw_1): Likewise.
9633 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9634 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9635 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9636 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9637 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9638 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9639 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9640 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9641 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9642 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9643 sminv8hi3): Mark commutative
9644 operands. Use ix86_binary_operator_ok.
9645 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9646 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9647 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9648 sse2_punpcklqdq): Allow operand2 in memory.
9649 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9650 sse2_movsd): Add memory alternatives.
9651 (sse_storelps): Turn expander into an insn; split after reload.
9652 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9653 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9655 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9657 * configure.ac (DWARF-2 debug_line): Use objdump.
9658 * configure: Regenerate.
9660 2005-01-08 Jeff Law <law@redhat.com>
9661 Diego Novillo <dnovillo@redhat.com>
9663 PR tree-optimization/18241
9664 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9665 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9666 statements with volatile operands.
9667 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9668 operands after marking a statement with has_volatile_ops.
9670 2005-01-08 Roger Sayle <roger@eyesopen.com>
9672 * tree.c (int_fits_type_p): Always honor integer constant
9673 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9675 2005-01-08 Roger Sayle <roger@eyesopen.com>
9677 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9678 the latent bug in rtl_delete_block has been resolved.
9680 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9682 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9683 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9685 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9687 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9688 library as @multilib_dir@/$(SHLIB_SONAME).
9690 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9692 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9693 * configure: Regenerate.
9695 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9697 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9700 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9703 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9704 Convert non-word aligned offset address using ld/std into
9707 2005-01-07 Richard Henderson <rth@redhat.com>
9709 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9711 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9713 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9715 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9717 PR tree-optimization/19283
9718 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9719 is not shorter than the original type.
9721 PR rtl-optimization/19012
9722 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9724 PR rtl-optimization/18861
9725 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9726 (FULL_STATE): Define.
9727 (mark_tablejump_edge): New function.
9728 (purge_dead_tablejump_edges): New function.
9729 (find_bb_boundaries): Use it.
9731 PR tree-optimization/18828
9732 * builtins.c (expand_builtin_next_arg): Remove argument and all
9733 the argument checking.
9734 (expand_builtin): Adjust caller.
9735 (expand_builtin_va_start): Likewise. Remove error for too many
9737 (fold_builtin_next_arg): Issue error for too many arguments.
9738 After checking arguments, replace them with magic arguments that
9739 prevent further checking of the args.
9741 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9743 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9745 2005-01-06 Roger Sayle <roger@eyesopen.com>
9748 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9749 and %{.S:...} (and their negative variants) to test whether the
9750 input file is assembler or pre-processed-assembler independent of
9751 the actual filename extension.
9753 2005-01-06 Roger Sayle <roger@eyesopen.com>
9755 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9756 of sign or zero extended values.
9758 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9760 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9761 for IBM long double format correctly.
9763 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9765 Fix PR tree-optimization/18792
9767 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9768 to first_loop_depth, and use loop depth instead of loop number.
9769 (build_classic_dir_vector): Ditto.
9770 (compute_data_dependences_for_loop): Use depth, not loop number.
9771 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9772 number. Pass in loops, instead of loop numbers.
9773 (gather_interchange_stats): Ditto.
9774 (linear_transform_loops): Ditto.
9776 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9779 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9780 biv_fits_mode_p, extension_within_bounds_p): New functions.
9781 (check_ext_dependent_givs): Use them.
9783 2005-01-06 Roger Sayle <roger@eyesopen.com>
9785 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9786 more than one barrier, in which case we should delete them all.
9788 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9790 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9792 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9794 Fix PR middle-end/19286
9796 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9797 output this subprogram, simply ignore this attempt to do it again.
9798 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9799 origin attribute if it's not possible.
9800 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9801 (decls_for_scope): Ditto.
9802 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9803 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9805 2005-01-05 Richard Henderson <rth@redhat.com>
9808 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9809 (bdesc_2arg): Use it.
9810 (ix86_expand_binop_builtin): Force operands into registers
9812 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9813 ix86_expand_sse_compare, ix86_expand_sse_comi,
9814 ix86_expand_builtin): Likewise.
9816 2005-01-05 Richard Henderson <rth@redhat.com>
9818 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9820 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9821 (mulv4hi3): Set itanium_class mmmul.
9822 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9823 (fpack): Rename from fpack_sfsf.
9825 2005-01-05 Richard Henderson <rth@redhat.com>
9828 * reload1.c (do_input_reload): Restrict the optimization deleteing
9829 a previous output reload to RELOAD_FOR_INPUT.
9831 2005-01-05 Steven Bosscher <stevenb@suse.de>
9833 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9834 comment that we fall through after case.
9835 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9836 (distribute_links): Likewise.
9837 * cse.c (cse_insn): Likewise.
9838 * cselib.c (cselib_invalidate_mem): Likewise.
9839 * df.c: Update comments at the top of the file.
9840 (read_modify_subreg_p): Update comments here too.
9841 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9842 * flow.c (mark_set_1): Likewise.
9843 (mark_used_regs): Likewise.
9844 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9845 (canon_list_insert): Likewise.
9846 (mark_set): Likewise.
9847 (try_replace_reg): Likewise.
9848 (store_killed_in_insn): Likewise.
9849 * loop.c (count_one_set): Likewise.
9850 (basic_induction_var): Likewise.
9851 * postreload-gcse.c (find_mem_conflicts): Likewise.
9852 * postreload.c (reload_combine_note_store): Likewise.
9853 (move2add_note_store): Likewise.
9854 * reload.c (find_equiv_reg): Likewise.
9855 (mark_referenced_resources): Likewise.
9856 * rtlanal.c (set_noop_p): Likewise.
9857 (note_stores): Likewise.
9858 (note_uses): Likewise.
9859 * sched-deps.c (sched_analyze_1): Likewise.
9860 * sched-rgn.c (check_live_1): Likewise.
9861 (update_live_1): Likewise.
9862 * config/i860/i860.c: Likewise.
9864 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9866 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9868 * doc/rtl.texi: Update documentation for bit-fields and SET.
9870 2005-01-05 Roger Sayle <roger@eyesopen.com>
9872 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9874 2005-01-05 Jan Hubicka <jh@suse.cz>
9875 Richard Henderson <rth@redhat.com>
9878 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9881 2005-01-05 Richard Henderson <rth@redhat.com>
9884 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9885 (sse_shufps): Change operand 3 to const_int_operand.
9886 (sse2_storelps): Fix typo in template.
9887 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9888 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9889 (ix86_expand_builtin): Likewise.
9891 2005-01-05 Julian Brown <julian@codesourcery.com>
9893 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9894 as aggregates for AAPCS ABIs.
9896 2005-01-05 Stan Shebs <shebs@apple.com>
9898 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9899 Mach-O getters if ppc64.
9900 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9902 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9903 signed four-byte field for global code case.
9904 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9906 2005-01-05 Roger Sayle <roger@eyesopen.com>
9909 * c-common.c: Include real.h.
9910 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9911 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9912 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9913 * Makefile.in (c-common.o): Update dependencies.
9915 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9917 * c-parse.in (asm_string): Add trailing semicolon.
9919 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9921 * c-parse.in (asm_string): New. Don't allow wide strings in
9923 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9924 asm_string instead of STRING.
9926 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9928 * c-typeck.c (constructor_no_implicit): Remove.
9929 (set_designator, process_init_element): Don't check
9930 constructor_no_implicit.
9932 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9933 Kaz Kojima <kkojima@gcc.gnu.org>
9936 * lcm.c (create_pre_exit): New.
9937 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9938 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9940 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9942 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9943 -msoft-float in target_float_switch.
9944 * arm.c (arm_override_options): Fix processing of target_float_switch.
9946 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9948 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9951 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9953 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9954 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9956 2005-01-04 Roger Sayle <roger@eyesopen.com>
9958 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9959 if deleting the then-block allows the test-block to fallthru to the
9962 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9965 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9966 after the full declaration if the are in two different TUs.
9968 2005-01-04 Richard Henderson <rth@redhat.com>
9971 * tree-sra.c (generate_one_element_init): Just
9972 call gimplify_and_add.
9973 (generate_element_init): Record the
9974 new referenced variables and mark them for renaming
9975 and split out to ...
9976 (generate_element_init_1): This.
9977 (scalarize_init): Don't call push_gimplify_context/
9978 pop_gimplify_context.
9980 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9982 * toplev.c (get_src_pwd): Handle failure of getpwd().
9984 2005-01-04 Roger Sayle <roger@eyesopen.com>
9986 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9988 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9989 all the cases handled by it are inverted by invert_truthvalue.
9991 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9993 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9994 (save_register_windowsi): Likewise.
9996 2005-01-04 Richard Henderson <rth@redhat.com>
9998 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
10000 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10002 PR middle-end/17767
10003 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
10004 any simplifications of vector mode comparison operators.
10005 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
10007 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
10008 Devang Patel <dpatel@apple.com>
10010 PR tree-optimization/18308
10011 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
10012 the operands before creating a new expression.
10013 * dojump.c (do_jump): Make drop_through_label available
10014 for all cases. Add expansion of COND_EXPR.
10016 2005-01-04 Ira Rosen <irar@il.ibm.com>
10018 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10019 INTEGER_CST instead of TREE_CONSTANT.
10020 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10021 instead of TREE_CONSTANT.
10022 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10023 instead of TREE_CONSTANT.
10025 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10027 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10029 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10032 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10033 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10035 2005-01-03 Richard Henderson <rth@redhat.com>
10037 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10038 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10039 fold_convert_const_real_from_real): Split out from ...
10040 (fold_convert_const): ... here.
10042 2005-01-03 Richard Henderson <rth@redhat.com>
10045 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10046 (mov<MMXMODEI>_internal): Likewise.
10047 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10048 Add V2SF case; use it for SSE1; don't use TI.
10049 (movdf_integer): Likewise.
10050 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10052 2005-01-03 Ira Rosen <irar@il.ibm.com>
10054 * tree-vectorizer.c (vect_strip_conversions): New function.
10055 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10056 check for binary class.
10058 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10062 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10064 * gimple-low.c (mark_blocks_with_used_vars): New function.
10065 (mark_blocks_with_used_subblocks): Ditto.
10066 (mark_used_blocks): Ditto.
10067 (pass_mark_used_blocks): New pass.
10068 * tree-inline.c: Include debug.h.
10069 (expand_call_inline): Call outlining_inline_function here.
10070 * tree-optimize.c (init_tree_optimization_passes): Add
10071 pass_mark_used_blocks.
10072 * tree-pass.h (pass_mark_used_blocks): New.
10073 * Makefile.in (tree-inline.o): Add debug.h dependency.
10075 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10077 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10078 VAR_DECLs to have weak_import attribute.
10080 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10083 2004-01-03 Steven Bosscher <stevenb@suse.de>
10085 * passes.c (rest_of_compilation): Don't run regmove if only
10086 flag_expensive_optimizations, require flag_regmove instead.
10088 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10090 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10092 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10093 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10094 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10095 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10097 2005-01-03 Richard Henderson <rth@redhat.com>
10099 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10100 (ia64_const_ok_for_letter_p): New.
10101 (ia64_const_double_ok_for_letter_p): New.
10102 (ia64_extra_constraint): New.
10103 (ia64_expand_vecint_compare): New.
10104 (ia64_expand_vcondu_v2si): New.
10105 (ia64_expand_vecint_cmov): New.
10106 (ia64_expand_vecint_minmax): New.
10107 (ia64_print_operand): Add 'v'.
10108 (ia64_preferred_reload_class): New.
10109 (ia64_vector_mode_supported_p): New.
10110 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10111 (PREFERRED_RELOAD_CLASS): Move to function.
10112 (CONST_OK_FOR_LETTER_P): Move to function.
10113 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10114 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10115 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10116 (EXTRA_CONSTRAINT): Move to function.
10117 * config/ia64/ia64.md: Include vect.md.
10118 (itanium_class): Add mmalua.
10120 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10122 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10123 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10125 (const_int_2bit_operand): New.
10126 (fr_reg_or_0_operand): New.
10127 * config/ia64/ia64-modes.def: Add vector modes.
10128 * config/ia64/ia64-protos.h: Update.
10129 * config/ia64/vect.md: New file.
10131 2005-01-03 Richard Henderson <rth@redhat.com>
10133 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10135 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10138 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10140 (log1pdf2): Change mode of operands[0,1] to DFmode.
10142 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10144 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10145 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10146 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10147 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10148 SPARC_RELAXED_ORDERING.
10150 2005-01-03 Richard Henderson <rth@redhat.com>
10151 Uros Bizjak <uros@kss-loka.si>
10154 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10155 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10156 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10158 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10159 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10160 const_pow2_1_to_128_operand): New predicates.
10162 2005-01-02 Greg McGary <greg@mcgary.org>
10164 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10166 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10167 object. [ptr_type]: Remove unused variable.
10168 Remember nearest addressable array-element or record-component
10169 when checking bitfield components. Tolerate empty BIND_EXPR.
10171 2005-01-01 Richard Henderson <rth@redhat.com>
10173 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10174 that don't narrow the value. Fail for other conversions.
10176 2005-01-01 Richard Henderson <rth@redhat.com>
10179 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10180 * c-lang.c (finish_file): Don't do it here.
10181 * objc/objc-act.c (objc_finish_file): Likewise.
10183 * cgraph.c (decl_assembler_name_equal): New.
10184 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10185 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10186 * cgraph.h (struct cgraph_varpool_node): Add next.
10187 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10188 * varasm.c (assemble_alias): Mark the target as needed.
10190 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10192 PR middle-end/19221
10193 * function.c (get_arg_pointer_save_area): Use entry_of_function
10194 instead of get_insns.
10196 2005-01-01 Roger Sayle <roger@eyesopen.com>
10197 Andrew Pinski <pinskia@physics.uc.edu>
10198 James E. Wilson <wilson@specifixinc.com>
10200 PR rtl-optimization/12092
10201 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10204 2005-01-01 Roger Sayle <roger@eyesopen.com>
10205 Olivier Hainque <hainque@act-europe.fr>
10207 * tree.c (int_fits_type_p): A narrower type always fits in a
10208 wider one, except for negative values into unsigned types.
10210 2005-01-01 Roger Sayle <roger@eyesopen.com>
10212 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10213 with the original constant rather than require TREE_OVERFLOW.
10215 2005-01-01 Steven Bosscher <stevenb@suse.de>
10217 PR middle-end/17544
10218 * c-decl.c (finish_function): If compiling C99, annotate the
10219 compiler generated return with the current file name and line 0.
10220 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10221 the source line is greater than 0.
10222 (remove_bb): Likewise.