1 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
7 * config/bfin/bfin-modes.def: New file.
8 * config/bfin/bfin-protos.h: New file.
9 * config/bfin/bfin.c: New file.
10 * config/bfin/bfin.h: New file.
11 * config/bfin/bfin.md: New file.
12 * config/bfin/bfin.opt: New file.
13 * config/bfin/crti.s: New file.
14 * config/bfin/crtn.s: New file.
15 * config/bfin/elf.h: New file.
16 * config/bfin/lib1funcs.asm: New file.
17 * config/bfin/predicates.md: New file.
18 * config/bfin/t-bfin: New file.
19 * config/bfin/t-bfin-elf: New file.
20 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
21 Document new attributes.
22 (interrupt, interrupt_handler, saveall): Update documentation for
24 * doc/install.texi (Specific): Add entry for the Blackfin.
25 * doc/invoke.texi (Blackfin Options): New section.
26 * doc/md.texi (Blackfin family): New section to document constraints.
27 * config.gcc: Add bfin*-* and bfin*-elf configurations.
29 2005-04-05 Olivier Hainque <hainque@adacore.com>
31 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
32 match what the system unwinder expects.
33 * config/mips/mips.c (mips_frame_set): If we're saving the return
34 address register and the dwarf return address column number differs
35 from the hard register number, adjust the note reg to refer to the
38 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
40 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
41 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
42 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
43 (processor_type): New enum.
44 (mn10300_processor): New variable.
45 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
46 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
47 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
48 (PROCESSOR_DEFAULT): New macro.
49 * config/mn10300/mn10300.c (mn10300_processor): New variable.
50 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
51 (mn10300_handle_option, mn10300_override_options): New functions.
52 * config/mn10300/mn10300.opt: New file.
54 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
55 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
57 PR tree-optimization/19903
58 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
59 that don't fit in their type after conversion.
61 2005-04-05 Uros Bizjak <uros@kss-loka.si>
64 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
65 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
66 Allocate local stack slots here. Set ix86_optimize_mode_switching.
67 flag here. Implement using define_insn_and_split.
68 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
69 (frndintxf2_mask_pm_i387): New insn patterns.
70 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
71 Do not set ix86_optimize_mode_switching flag.
72 (ceilsf2, ceildf2, ceilxf2): Same.
73 (btruncsf2, btruncdf2, btruncxf2): Same.
74 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
76 2005-04-05 Ian Lance Taylor <ian@airs.com>
79 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
80 i386_pe_record_external_function.
81 (i386_pe_record_external_function): Update declaration.
82 * config/i386/winnt.c (struct extern_list): Add decl field.
83 (i386_pe_record_external_function): Add decl parameter.
84 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
86 * config/i386/i386-protos.h (i386_pe_record_external_function):
89 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
91 * config/m68k/m68k-protos.h: Add a prototype for
92 valid_dbcc_comparison_p_2.
93 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
94 extend_operator, const_uint32_operand, const_sint32_operand,
95 general_src_operand, nonimmediate_src_operand,
96 memory_src_operand, post_inc_operand, pre_dec_operand,
97 pcrel_address): Move to predicates to predicates.md.
98 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
99 * config/m68k/m68k.md: Include predicates.md.
100 * config/m68k/predicates.md: New.
102 2005-04-04 Roger Sayle <roger@eyesopen.com>
104 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
106 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
108 2005-04-04 Ian Lance Taylor <ian@airs.com>
110 * c-typeck.c (struct c_switch): Rename switch_stmt field to
112 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
113 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
114 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
115 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
116 * c-common.c (c_do_switch_warnings_1): New static function broken
117 out of c_do_switch_warnings.
118 (c_do_switch_warnings): Call c_do_switch_warnings_1.
119 (c_do_switch_expr_warnings): New function.
120 * c-common.h (c_do_switch_expr_warnings): Declare.
122 2005-04-04 David Edelsohn <edelsohn@gnu.org>
123 Daniel Jacobowitz <dan@codesourcery.com>
125 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
127 * rtlanal.c (may_trap_p): Same.
129 2005-04-04 Dale Johannesen <dalej@apple.com>
131 * ChangeLog: remove reference to ChangeLog.12.
133 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
135 CRIS epilogue as RTL.
136 * config/cris/cris.md: Change all 0 in unspec 0 to
138 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
139 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
141 ("return"): Change to define_expand. Call cris_expand_return for
143 ("*return_expanded"): New pattern.
144 ("epilogue"): New define_expand.
145 * config/cris/cris.h (PREDICATE_CODES): Add
146 cris_load_multiple_op.
147 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
149 (enum cris_retinsn_type): New.
150 (struct machine_function): New member return_type.
151 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
152 (cris_target_asm_function_epilogue): Remove, moving RTLified
154 (cris_expand_epilogue): New function.
155 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
156 (cris_gen_movem_load, cris_load_multiple_op)
157 (cris_return_address_on_stack_for_return, cris_expand_return): New
159 (cris_target_asm_function_prologue)
160 (cris_initial_frame_pointer_offset): Call
161 cris_reg_saved_in_regsave_area instead of complicated expression.
162 Call cris_return_address_on_stack instead of an expression.
163 (cris_print_operand) <case 'o', case 'O'>: New cases.
164 (cris_return_address_on_stack): Change return-type to bool.
165 (cris_simple_epilogue): Ditto. Return false if registers are
167 * config/cris/cris-protos.h (cris_simple_epilogue)
168 (cris_return_address_on_stack): Adjust prototype return type.
169 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
170 (cris_return_address_on_stack_for_return): New prototypes.
172 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
174 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
175 gpr_or_int12_operand.
177 * config/frv/frv-protos.h: Add a prototype to
178 frv_legitimate_memory_operand and frv_const_unspec_p.
179 (frv_unspec): Move from frv.c.
180 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
181 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
182 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
183 gpr_or_fpr_operand, gpr_or_int12_operand,
184 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
185 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
186 int6_operand, int5_operand, uint5_operand, uint4_operand,
187 uint1_operand, int_2word_operand, uint16_operand,
188 upper_int16_operand, integer_register_operand,
189 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
190 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
191 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
192 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
193 move_destination_operand, movcc_fp_destination_operand,
194 frv_function_symbol_referenced_p, move_source_operand,
195 condexec_dest_operand, condexec_source_operand,
196 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
197 const_unspec_operand, gpr_or_memory_operand,
198 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
199 icc_operand, fcc_operand, cc_operand, icr_operand,
200 fcr_operand, cr_operand, call_operand, sibcall_operand,
201 symbolic_operand, relational_operator,
202 integer_relational_operator, float_relational_operator,
203 ccr_eqne_operator, minmax_operator,
204 condexec_si_binary_operator, condexec_si_media_operator,
205 condexec_si_divide_operator, condexec_si_unary_operator,
206 condexec_sf_conv_operator, condexec_sf_add_operator,
207 condexec_memory_operand, intop_compare_operator, acc_operand,
208 even_acc_operand, quad_acc_operand, accg_operand: Move to
210 * config/frv/frv.h (PREDICATE_CODES): Remove.
211 * config/frv/frv.md: Include predicates.md.
212 * config/frv/predicates.md: New.
214 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
217 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
218 * tree-ssa-loop-ivopts.c: Include langhooks.h.
219 (add_standard_iv_candidates_for_size): New function, extracting code
220 from add_standard_iv_candidates and parameterizing it by type size.
221 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
223 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
225 * system.h (GCOV_SIZE_TYPE): Unposion.
226 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
227 (GCOV_TYPE_SIZE): ...this new macro.
228 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
229 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
230 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
231 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
232 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
233 instead of unsigned_intSI_type_node.
234 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
235 (rtl_gen_one_value_profiler_no_edge_manipulation)
236 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
237 * value-prof.c: Include coverage.h.
239 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
240 Diego Novillo <dnovillo@redhat.com>
242 Fix PR tree-optimization/20703
243 Fix PR tree-optimization/20725
245 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
246 (create_expression_by_pieces): Ditto.
247 (valid_in_set): Ditto. Also handle tcc_declaration.
248 (find_or_generate_expression): Handle comparison class.
249 (insert_into_preds_of_block): Ditto.
251 (create_value_expr_from): Handle comparison class, recursively
252 handle reference nodes.
253 (compute_avail): Handle comparison classes, rewrite a little cleaner.
254 (execute_pre): Fix spacing.
255 (do_fre): Renamed to execute_fre.
257 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
259 * doc/invoke.texi (SPARC options): Document that
260 -mlittle-endian is not supported on Linux either.
262 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
266 * config.gcc (Obsolete configurations): Remove
267 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
268 (sparclite-*-coff*): Delete.
269 (sparclite-*-elf*): Likewise.
270 (sparc86x-*-elf*): Likewise.
271 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
272 * config/sparc/lite.h: Delete.
273 * config/sparc/litecoff.h: Likewise.
274 * config/sparc/liteelf.h: Likewise.
275 * config/sparc/sp86x-elf.h: Likewise.
276 * config/sparc/t-sparclite: Likewise.
277 * config/sparc/t-sp86x: Likewise.
279 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
281 * config/s390/s390-protos.h: (s390_comparison,
282 s390_alc_comparison, s390_slb_comparison, const0_operand,
283 consttable_operand, larl_operand, s_operand,
284 shift_count_operand, bras_sym_operand, load_multiple_operation,
285 store_multiple_operation, s390_plus_operand): Remove prototypes.
286 (s390_legitimate_address_without_index_p): New prototype.
287 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
289 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
290 const0_operand, consttable_operand, larl_operand, s_operand,
291 shift_count_operand, bras_sym_operand, load_multiple_operation,
292 store_multiple_operation, s390_plus_operand): Move to
294 (check_mode): Remove.
295 (s390_branch_condition_mask): Remove 'static'. Move prototype to
297 (s390_legitimate_address_without_index_p): New.
298 * config/s390/s390.h (PREDICATE_CODES): Remove.
299 * config/s390/s390.md: Include predicates.md.
300 * config/s390/predicates.md: New.
302 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
305 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
306 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
307 (NEED_INDICATE_EXEC_STACK): Define to 1.
308 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
309 (NEED_INDICATE_EXEC_STACK): Define to 1.
310 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
311 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
312 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
313 (pic_helper_emitted_p): New global.
314 (emit_pic_helper): New function extracted from...
315 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
316 Do not call emit_pic_helper if delay_pic_helper is true.
317 (sparc_expand_prologue): Pass 'false' to load_pic_register.
318 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
319 (sparc_file_end): New function.
321 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
323 * config/mcore/mcore-protos.h: Remove the prototypes for
324 mcore_arith_reg_operand, mcore_general_movsrc_operand,
325 mcore_general_movdst_operand, mcore_reload_operand,
326 mcore_arith_J_operand, mcore_arith_K_operand,
327 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
328 mcore_arith_K_S_operand, mcore_arith_imm_operand,
329 mcore_arith_any_imm_operand, mcore_arith_O_operand,
330 mcore_literal_K_operand, mcore_addsub_operand,
331 mcore_compare_operand, mcore_load_multiple_operation,
332 mcore_store_multiple_operation, mcore_call_address_operand.
333 Add a prototype for const_ok_for_mcore.
334 * config/mcore/mcore.c (mcore_call_address_operand,
335 mcore_general_movsrc_operand, mcore_general_movdst_operand,
336 mcore_arith_reg_operand, mcore_reload_operand,
337 mcore_arith_J_operand, mcore_arith_K_operand,
338 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
339 mcore_arith_M_operand, mcore_arith_imm_operand,
340 mcore_arith_any_imm_operand, mcore_arith_O_operand,
341 mcore_literal_K_operand, mcore_addsub_operand,
342 mcore_compare_operand, mcore_load_multiple_operation,
343 mcore_store_multiple_operation): Move to predicates.md.
344 (const_ok_for_mcore): Export.
345 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
346 * config/mcore/mcore.md: Include predicates.md.
347 * config/mcore/predicates.md: New.
349 * config/mcore/predicates.md: Fix a comment typo.
351 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
352 Adrian Straetling <straetling@de.ibm.com>
354 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
355 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
356 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
358 ("imul"): Removed from "type" attribute.
359 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
360 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
361 Changed type to imulsi.
362 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
364 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
366 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
367 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
368 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
369 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
370 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
371 (TARGET_SWITCHES, mcore_stack_increment_string)
372 (TARGET_OPTIONS): Delete.
373 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
374 than *_BIT constants.
375 (TARGET_8ALIGN): #undef old definition before redefining to 1.
376 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
377 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
378 (mcore_override_options): Delete mcore_stack_increment code.
379 Change use of M340_BIT to MASK_M340.
380 * config/mcore/mcore.opt: New file.
382 2005-04-04 Ian Lance Taylor <ian@airs.com>
384 * config/arm/arm.c (replace_symbols_in_block): Remove static
387 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
389 * config/fr30/fr30-protos.h: Remove the prototypes for
390 stack_add_operand, add_immediate_operand,
391 high_register_operand, low_register_operand, call_operand,
392 di_operand, and nonimmediate_di_operand.
393 * config/fr30/fr30.c (stack_add_operand,
394 add_immediate_operand, high_register_operand,
395 low_register_operand, call_operand, di_operand,
396 nonimmediate_di_operand): Move to predicates.md.
397 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
398 * config/fr30/fr30.md: Include predicates.md.
399 * config/fr30/predicates.md: New.
401 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
402 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
403 mcore_call_address_operand.
405 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
406 general_movsrc_operand.
408 2005-04-04 Alan Modra <amodra@bigpond.net.au>
410 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
413 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
416 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
419 2005-04-04 Richard Henderson <rth@redhat.com>
420 Jakub Jelinek <jakub@redhat.com>
422 PR rtl-optimization/16104
423 * fold-const.c (fold_unary): Fix folding of vector conversions.
425 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
427 * config.gcc (xstormy16-*-elf): Set extra_options.
428 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
429 * config/stormy16/stormy16.opt: New file.
431 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
433 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
434 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
435 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
436 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
437 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
438 (TARGET_UNIX_ASM): Delete.
439 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
440 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
441 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
442 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
443 * config/pdp11/pdp11.opt: New file.
445 2005-04-03 Roger Sayle <roger@eyesopen.com>
446 Alexandre Oliva <aoliva@redhat.com>
449 * fold-const.c (non_lvalue): Split tests into...
450 (maybe_lvalue_p): New function.
451 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
452 C++ front-end prior to lowering into gimple form.
454 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
456 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
457 BUILT_IN_STRNCASECMP): New.
458 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
461 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
464 * arm.md (addsi3_compare0_for_combiner): Delete.
465 (addsi3_compare0_scratch_for_combiner): Delete.
466 (cmpsi_neg_shiftsi): Delete.
467 (compare_negsi_si): New pattern.
468 (cmpsi_negshiftsi_si): New pattern.
469 (negated_cbranchsi4): Restrict to equality_operator.
471 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
474 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
476 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
479 * doc/install.texi: Fix a typo.
481 2005-04-03 Steven Bosscher <stevenb@suse.de>
484 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
485 a computed goto if the edge to the computed goto block has
486 incoming abnormal edges. Clarify how the function works.
488 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
490 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
491 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
492 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
493 hash_scan_set, reg_set_between_after_reload_p,
494 reg_used_between_after_reload_p, get_avail_load_store_reg,
495 eliminate_partially_redundant_load): Likewise.
496 * postreload.c (reload_cse_simplify_set,
497 reload_combine_note_use): Likewise.
498 * predict.c (predict_insn, expected_value_to_br_prob,
499 propagate_freq, expensive_function_p): Likewise.
500 * print-rtl.c (print_rtx): Likewise.
501 * profile.c (instrument_edges, instrument_values,
502 compute_branch_probabilities, branch_prob, union_groups,
503 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
504 * protoize.c (in_system_include_dir, file_could_be_converted,
505 file_normally_convertible, gen_aux_info_file, seek_to_line,
506 do_cleaning): Likewise.
507 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
508 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
509 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
511 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
513 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
514 * modulo-sched.c (undo_replace_buff_elem): New structure.
515 (kernel_number_of_cycles, ps_unschedule_node,
516 undo_generate_reg_moves,free_undo_replace_buff,
517 undo_permute_partial_schedule, loop_single_full_bb_p,
518 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
519 build_loops_structure, get_sched_window): New.
520 (generate_reg_moves): Return undo_replace_buff_elem and other
522 (generate_prolog_epilog): Remove old loop versioning.
523 (sms_schedule): Use loop information and loop_version.
524 (sms_schedule_by_order): Split part of it to get_sched_window.
525 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
526 cfg_layout_finalize and free_dominance_info before/after SMS.
528 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
530 * cfghooks.c (lv_flush_pending_stmts,
531 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
532 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
533 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
534 lv_add_condition_to_bb,
535 lv_adjust_loop_header_phi, extract_cond_bb_edges,
536 flush_pending_stmts): New in cfg_hooks structure.
537 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
538 extract_cond_bb_edges, lv_adjust_loop_header_phi,
539 lv_add_condition_to_bb): New declarations.
540 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
542 (loop_version): Declare.
543 * cfgloopmanip.c (cfghooks.h): Include.
544 (duplicate_loop_to_header_edge): Change return type to bool.
545 (loop_version, lv_adjust_loop_entry_edge): Move here.
546 * cfgrtl.c (cfgloop.h): Include.
547 (rtl_verify_flow_info_1): Fix.
548 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
549 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
551 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
552 tree_lv_add_condition_to_bb): New.
553 (tree_cfg_hooks): Add new hooks to initialization.
554 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
555 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
557 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
559 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
560 xstormy16_below100_or_register,
561 xstormy16_splittable_below100_or_register, and
562 nonimmediate_nonstack_operand.
564 * config/stormy16/stormy16-protos.h: Remove the prototypes for
565 xstormy16_ineqsi_operator, equality_operator,
566 inequality_operator, shift_operator,
567 xstormy16_below100_operand, xstormy16_below100_or_register,
568 xstormy16_splittable_below100_or_register,
569 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
570 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
571 equality_operator, inequality_operator,
572 xstormy16_below100_operand, xstormy16_below100_or_register,
573 xstormy16_splittable_below100_or_register,
574 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
575 nonimmediate_nonstack_operand, shift_operator): Move to
577 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
578 * config/stormy16/stormy16.md: Include predicates.md.
579 * config/stormy16/predicates.md: New.
581 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
583 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
584 small_int, large_int, reg_or_0_operand, simple_memory_operand,
585 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
586 move_operand, power_of_2_operand): Move to predicates.md.
587 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
588 PREDICATE_CODE): Remove.
589 * config/iq2000/iq2000.md: Include predicates.md.
590 * config/iq2000/predicates.md: New.
592 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
594 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
595 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
596 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
597 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
598 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
599 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
600 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
601 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
602 (TARGET_M68HC11): Delete.
603 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
604 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
605 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
606 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
607 (nb_soft_regs): Delete.
608 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
609 (m68hc11_override_options): Remove the code that caters for MASK_M6811
610 and MASK_M6812 being set simultaneously. Change the code that sets
611 the default m68hc11_soft_reg_count to use integers instead of strings.
612 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
613 m68hc11_soft_reg_count (which now has an int type) as the number
615 * config/m68hc11/m68hc11.opt: New file.
617 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
619 * config/fr30/fr30.h (PREDICATE_CODES): Remove
620 fp_displacement_operand, sp_displacement_operand.
622 * config/m68hc11/m68hc11-protos.h: Add a prototype for
624 Remove the prototypes for tst_operand, cmp_operand,
625 stack_register_operand, d_register_operand,
626 hard_addr_reg_operand, splitable_operand,
627 m68hc11_logical_operator, m68hc11_arith_operator,
628 m68hc11_non_shift_operator, m68hc11_shift_operator,
629 m68hc11_unary_operator, m68hc11_eq_compare_operator,
630 non_push_operand, hard_reg_operand, and
631 reg_or_some_mem_operand.
632 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
634 (tst_operand, cmp_operand, non_push_operand,
635 splitable_operand, reg_or_some_mem_operand,
636 stack_register_operand, d_register_operand,
637 hard_addr_reg_operand, hard_reg_operand,
638 m68hc11_eq_compare_operator, m68hc11_logical_operator,
639 m68hc11_arith_operator, m68hc11_non_shift_operator,
640 m68hc11_shift_operator, m68hc11_unary_operator): Move to
642 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
643 * config/m68hc11/m68hc11.md: Include predicates.md.
644 * config/m68hc11/predicates.md: New.
646 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
649 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
650 change checked in along with 2005-03-03's patch for debug/20253.
651 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
652 (remap_decl): Insert type decl in map earlier.
654 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
656 PR tree-optimization/20640
657 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
658 post-dominator if it has phi nodes.
659 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
660 before dead statements.
662 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
665 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
667 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
669 PR rtl-optimization/20290
670 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
671 in every iteration if the entry point is the exit test.
673 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
675 * config/cris/cris.md (attribute "length"): Define.
677 2005-04-02 Geoffrey Keating <geoffk@apple.com>
679 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
680 (word_offset_memref_operand): New.
681 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
682 (indexed_or_indirect_operand): Delete.
683 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
684 (indexed_or_indirect_operand): Delete.
686 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
689 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
692 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
693 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
695 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
697 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
699 2005-04-01 Ian Lance Taylor <ian@airs.com>
701 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
702 (rus, prus): Remove static variables.
703 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
704 (process_command): Permit report_times and use_pipes together.
706 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
708 * c-decl.c (validate_proto_after_old_defn): Look at
709 TYPE_MAIN_VARIANT of argument types.
711 2005-04-01 Paul Brook <paul@codesourcery.com>
713 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
714 (arm_output_function_epilogue): Allow call_via_SP.
715 (thumb_call_via_reg, arm_file_end): Ditto.
716 * config/arm/arm.h (struct machine_function): Include space for SP.
717 (thumb_call_via_label): Update declaration.
719 2005-04-01 Ian Lance Taylor <ian@airs.com>
721 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
722 doing a peephole optimization, once again put any notes in the
725 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
727 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
729 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
731 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
732 (block_alloc, find_free_reg): Likewise.
733 * loop-doloop.c (doloop_modify): Likewise.
734 * loop-invariant.c (record_use): Likewise.
735 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
736 get_iv_value, canon_condition, eliminate_implied_condition,
737 eliminate_implied_condition, simplify_using_initial_values,
738 shorten_into_mode, canonicalize_iv_subregs,
739 iv_number_of_iterations): Likewise.
740 * loop-unroll.c (expand_var_during_unrolling): Likewise.
741 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
742 unswitch_loop): Likewise.
743 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
744 move_movables, replace_call_address, find_and_verify_loops,
745 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
746 record_giv, final_giv_value, general_induction_var,
747 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
748 loop_giv_dump): Likewise.
750 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
751 GCOV_CHECK_WRITING): Remove.
752 (gcov_position, gcov_rewrite): Use gcc_assert.
753 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
754 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
755 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
758 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
760 * tree-inline.c: Fix a typo.
762 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
764 * configure.ac (enable-checking): Explicitly set all variables for
765 collective switch values. Alphabetize variables. Rename
766 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
768 * doc/install.texi (enable-checking): Update documentation.
769 * configure: Rebuilt.
771 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
773 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
776 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
778 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
779 Also reject cases where this pattern will cause load delay stalls
780 unless optimizing for size and it will produce a shorter sequence.
781 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
782 variants to avoid pre-adjusting the base when possible.
784 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
786 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
787 the frame and argument pointers.
788 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
789 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
790 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
791 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
792 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
793 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
795 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
797 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
798 with entry for selectany attribute.
799 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
801 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
802 (i386_pe_asm_named_section): Handle sections generated by
804 * doc/extend.texi (selectany): Document attribute.
806 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
807 Jan Hubicka <jh@suse.cz>
809 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
810 to fix addresses involving EBP and ESP.
811 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
812 for SUBREGed registers.
813 (legitimate_address_p): Accept SUBREGed registers.
815 2005-04-01 Jakub Jelinek <jakub@redhat.com>
818 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
819 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
822 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
824 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
826 2005-04-01 James E Wilson <wilson@specifixinc.com>
829 * dwarf2out.c (rtl_for_decl_init): New function.
830 (rtl_for_decl_location): Extracted from here.
831 (tree_add_const_value_attribute): Call rtl_for_decl_init and
832 add_const_value_attribute. Delete initializer_constant_valid_p call.
834 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
836 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
837 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
838 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
839 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
840 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
841 config/i386/i386.md, config/rs6000/predicates.md,
842 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
843 config/s390/s390.c, config/stormy16/stormy16.c,
844 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
847 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
850 * gimplify.c (gimplify_expr): Create a temporary for lvalue
851 COND_EXPR and CALL_EXPR.
853 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
856 * genautomata.c (first_cycle_unit_presence): Check all alternative
857 states for unit presence.
859 * doc/md.texi: Remove remark about impossibility to query unit
860 presence in non nondeterministic automaton state.
862 * config/ia64/ia64.c (get_template): Change order of unit querying.
864 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
866 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
869 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
871 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
872 flag for edges outside any loops.
874 2005-03-31 Janis Johnson <janis187@us.ibm.com>
876 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
878 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
880 * tree-ssa-alias.c: Follow spelling conventions.
881 * doc/tree-ssa.texi: Fix a typo.
883 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
885 * postreload-gcse.c: Include target.h.
886 (gcse_after_reload_main): Return early if we cannot modify jumps.
887 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
889 2005-03-31 David Edelsohn <edelsohn@gnu.org>
891 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
892 expensive operations.
894 2005-03-31 Ian Lance Taylor <ian@airs.com>
896 * collect2.c (lderrout): New variable.
897 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
898 if it is set, to stderr.
899 (handler): Unlink lderrout if it is set.
900 (dump_file): Add "to" parameter. Change all callers.
901 (main): Initialize lderrout.
902 (collect_execute): Add errname parameter. Change all callers.
903 Rename redir parameter to outname. Never pass
904 PEX_STDERR_TO_STDOUT to pex_run.
905 * collect2.h (collect_execute, dump_file): Update declarations.
906 * tlink.c (tlink_execute): Add errname parameter. Change all
908 (do_tlink): Check lderrout as well as ldout.
910 2005-03-31 Caroline Tice <ctice@apple.com>
912 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
913 (bb-reorder.o): Add errors.h to list of requirements.
914 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
915 profiledbootstrap flags.
916 * bb-reorder.c (errors.h): Add new include.
917 (struct bbro_basic_block_data_def): Add new field, in_trace.
918 (add_unlikely_executed_notes): Remove function.
919 (mark_bb_for_unlikely_executed_section): Remove function.
920 (insert_section_boundary_note): New function.
921 (verify_hot_cold_block_grouping): New function.
922 (push_to_next_round_p): Remove variables and tests that push all
923 cold blocks to last round.
924 (find_traces): Remove code that added extra round of trace finding
925 when doing partitioning.
926 (find_traces_1_round) : Remove variable last_round; add code to
927 update new struct field, in_trace; correct trace_length where it was
928 incorrect before (after call to copy_bb); change code that pushed all
929 cold blocks to last round. Instead verify that all blocks going into
930 a trace belong in the same partition.
931 (connect_traces): Modify to connect the traces in two passes, if the
932 function contains both hot and cold blocks. The first pass connects
933 all the traces for blocks in the partition that the first block in
934 the function belongs to; the second pass connnects all the traces
935 containing blocks that belong in the other partition.
936 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
937 code that automatically put the first block in a function into the
938 hot partition if the function had any hot blocks.
939 (fix_crossing_unconditional_branches): Check number of succ edges
940 before attempting to get one.
941 (fix_edges_for_rarely_executed_code): Update comment describing
943 (reorder_basic_blocks): Add code to initialize new field (in_trace);
944 remove call to add_unlikely_executed_notes; add call to
945 verify_hot_cold_block_grouping.
946 (duplicate_computed_gotos): Don't change computed goto if it's a
948 (partition_hot_cold_basic_blocks): Update function comment.
949 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
951 (try_forward_edges): Likewise.
952 (merge_blocks_move_predecessor_nojumps): Likewise.
953 (merge_blocks_move_successor_nojumps): Likewise.
954 (merge_blocks_move): Likewise.
955 (try_crossjump_bb): Likewise.
956 * cfglayout.c (update_unlikely_executed_notes): Remove function.
957 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
958 notes to cold bb's; remove call to update_unlikely_executed_notes.
959 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
960 NOTE_INSN_SWITCH_TEXT_SECTIONS.
961 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
962 function declaration.
963 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
965 (rtl_can_merge_blocks): Remove redundancy from condition.
966 (try_redirect_by_replacing_jump): Likewise.
967 (force_nonfallthru_and_redirect): Remove code for adding
968 UNLIKELY_EXECUTED_CODE notes to cold bb's.
969 (commit_one_edge_insertion): Likewise.
970 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
971 * dbxout.c (FORCE_TEXT): Replace function_section with
972 current_function_section.
973 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
974 function, switch_text_section.
975 (struct xcoff_debug): Likewise.
976 (dbxout_function_end): Add code to put out label diffs for both
977 hot and cold sections.
978 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
979 for new debug_hooks funciton, switch_text_section..
980 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
982 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
983 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
984 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
985 dw_fde_switched_sections.
986 (output_call_frame_info): Add test to see if function switches text
987 sections in the middle; if so, use appropriate extra hot and cold
988 section labels to compute size deltas for the hot and cold sections.
989 (dwarf2out_begin_prologue): Add code to initialize new fields in
991 (dwarf2out_switch_text_section): New function (invoked through
992 debug_hook); updates new fields in dw_fde_struct appropriately and
993 increments separate_line_info_table_in_use.
994 (dwarf2_debug_hooks): Initialize switch_text_section function to be
995 dwarf2out_switch_text_section.
996 (struct var_loc_node): Add new field, section_label.
997 (output_aranges): Add code to check whether in hot or cold section and
998 use the appropriate label in calculating deltas.
999 (output_ranges): Likewise.
1000 (output_line_info): Add code to check which section we're in and
1001 use appropriate hot/cold label.
1002 (add_location_or_constant_value_attribute): Likewise.
1003 (gen_subprogam_die): Modify arange attributes to use correct labels.
1004 (dwarf2out_begin_block): Change call to function_section into call to
1005 current_function_section.
1006 (dwarf2out_end_block): Likewise.
1007 (dwarf2out_source_line): Likewise.
1008 (dwarf2out_var_location): Add code to check whether in hot or cold
1009 section and use the appropriate label.
1010 * except.c (output_function_exception_table): Change call to
1011 function_section into call to current_function_section.
1012 * final.c (profile_function): Likewise.
1013 (scan_ahead_for_unlikely_executed_note): Remove function.
1014 (final_scan_insn): Remove calls to
1015 scan_ahead_for_unlikely_executed_note, and related code for switching
1016 to cold section, except for the single time
1017 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
1018 debug_hooks->switch_text_sections; replace appropriate calls to
1019 function_section with calls to current_function_section.
1020 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
1021 test_bb to condition.
1022 (find_if_case_2): Likewise.
1023 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
1024 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
1025 * opts.c (decode_options): Change warning about hot/cold partitioning
1026 with exceptionss to inform (so as not to cause bootstrap failures);
1027 remove warning about partitioning with DWARF debug info.
1028 * output.h (current_function_section): Add new function decl.
1029 (insert_section_boundary_note): Likewise.
1030 (enum in_section): Move this declaration here from varasm.c.
1031 (unlikely_section_label): Likewise.
1032 (unlikely_text_section_name): Likewise.
1033 (last_text_section_name): New global variable.
1034 (last_text_section): Likewise.
1035 (hot_section_label): Likewise.
1036 (hot_section_end_label): Likewise.
1037 (cold_section_end_label): Likewise.
1038 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
1039 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
1040 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
1041 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
1042 insn from consideration.
1043 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
1044 switch_text_section.
1045 * varasm.c (basic-block.h): Add new include.
1046 (unlikely_section_label_printed): Remove global variable.
1047 (unlikely_section_label): Make global variable not be static any more.
1048 (unlikely_text_section_name): Likewise.
1049 (hot_section_end_label): New global variable (not static)
1050 (first_function_block_is_cold): Likewise.
1051 (hot_section_label): Likewise.
1052 (cold_section_end_label): Likewise..
1053 (last_text_section): New global variable, not static.
1054 (last_text_section_name): New global variable, not static.
1055 (initialize_cold_section_name): New function.
1056 (enum in_section): Move declaration to output.h.
1057 (text_section): Update last_text_section.
1058 (unlikely_text_section): Replace code to determine cold section name
1059 with call to initialize_cold_section_name; Add code to update
1060 last_text_section; remove code for printing out label.
1061 (named_section_real): Add code to update last_text_section and
1062 last_text_section_name as appropriate.
1063 (function_section): Change test for 'unlikely' to depend on
1064 first_function_block_is_cold (moved old test to
1065 current_function_section).
1066 (current_function_section): New function.
1067 (assemble_start_function): Move code that frees
1068 unlikely_text_section_name; initialize hot_section_end_label;
1069 print hot and cold section labels at the start of the function;
1070 set first_function_block_is_cold, if appropriate; initialize l
1071 ast_text_section; add call to insert_section_boundary_note.
1072 (assemble_end_function): Add code to write out hot and cold section
1074 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1075 switch_text_section.
1076 * config/darwin.c (machopic_select_section): Replace incorrect
1077 function in base_funs; update reloc for cold sections if necessary.
1078 * config/darwin.h (SECTION_FUNCTION): Add code to update
1079 last_text_section if appropriate.
1080 (text_unlikely_section): Remove.
1081 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1082 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1083 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1084 partitioning for this architecture.
1086 2005-03-31 Olivier Hainque <hainque@adacore.com>
1088 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1089 defined and non-zero.
1091 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1094 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1097 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1100 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1101 label operand. Remove (use (unspec..)). Don't emit a label on
1103 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1104 generate inline label for load_toc_v4_PIC_1b.
1105 (rs6000_emit_load_toc_table): Likewise.
1107 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1109 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1110 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1112 2005-03-29 Devang Patel <dpatel@apple.com>
1114 * tree-sra.c (decide_block_copy): Disable scalarization of
1117 2005-03-30 Stuart Hastings <stuart@apple.com>
1118 Dale Johannesen <dalej@apple.com>
1120 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1121 * print-tree.c (print_node): Add case STATEMENT_LIST.
1123 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1125 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1126 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1127 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1128 is given with "powerpc64*" or "all", or when --with-cpu chooses
1131 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1134 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1135 gen_lexical_block_die.
1136 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1138 2005-03-31 Jan Hubicka <jh@suse.cz>
1140 2004-11-02 Jan Hubicka <jh@suse.cz>
1142 * cgraph.c (cgraph_varpool_node_name): New function.
1143 (dump_cgraph_varpool_node): New function.
1144 (dump_varpool): New function.
1145 * cgraphunit.c (cgraph_optimize): Dump varpool.
1147 2004-10-16 Jan Hubicka <jh@suse.cz>
1149 * cgraph.c (decide_is_variable_needed): New function.
1150 (cgraph_varpool_finalize_decl): Use it.
1151 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1153 * final.c (output_addr_const): Do not call mark_referenced.
1154 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1155 always go via cgraph.
1156 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1157 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1158 * tree-optimize.c (execute_inline): Mark functions called.
1159 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1161 2004-10-11 Jan Hubicka <jh@suse.cz>
1163 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1164 (cgraph_varpool_last_needed_node): New static variable.
1165 (enqueue_needed_varpool_node): Break out from ...; add items to the
1166 end of queue; update first pointers.
1167 (cgraph_varpool_mark_needed_node): ... here.
1168 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1169 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1170 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1171 (cgraph_varpool_first_unanalyzed_node): Declare.
1172 * cgraphunit.c: Include output.h.
1173 (cgraph_varpool_analyze_pending_decls): New function.
1174 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1175 for errors, analyze pending decls.
1176 (cgraph_finalize_compilation_unit): Only analyze decls.
1177 (cgraph_optimize): Assemble the decls after expanding.
1179 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1181 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1182 subvars get marked properly in tags for grouping.
1183 (add_pointed_to_var): Mark only actual pointed to
1184 variables/subvars in addresses needed.
1185 (create_overlap_variables_for): Clear call clobbered on original
1187 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1188 addresable vars with subvars into list.
1189 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1192 2005-03-30 Richard Henderson <rth@redhat.com>
1194 * cgraph.h (struct cgraph_node): Add alias.
1195 * varasm.c (assemble_alias): Set it.
1196 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1197 avoid calling cgraph_expand_function.
1199 2005-03-30 Tom Tromey <tromey@redhat.com>
1201 * tree.def (FILE_TYPE): Removed.
1202 * typeclass.h (enum type_class): Removed file_type_class.
1203 * dwarf2out.c (is_base_type): Updated.
1204 (gen_type_die): Likewise.
1205 * dbxout.c (dbxout_type): Updated.
1206 * builtins.c (type_to_class): Updated.
1207 * tree.c (type_contains_placeholder_1): Updated.
1208 * config/sparc/sparc.c (sparc_type_code): Updated.
1209 * config/ia64/ia64.c (hfa_element_mode): Updated.
1210 * expr.c (count_type_elements): Updated.
1211 * stor-layout.c (layout_type): Updated.
1212 * tree-inline.c (remap_type): Updated.
1213 * tree-pretty-print.c (dump_generic_node): Updated.
1215 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1217 * builtins.c (expand_builtin_powi): Fix mode of
1218 2nd argument to match int.
1219 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1220 2nd argument type to int.
1221 * libgcc2.c: Change prototype of __powi* functions to use
1224 2005-03-30 Dale Johannesen <dalej@apple.com>
1227 * calls.c (expand_call): Flush pending deferrals before
1230 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1234 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1235 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1236 c_label_context, label_context_stack): New.
1237 * c-decl.c (define_label): Check for jumps into statement
1238 expressions. Add label to list of defined labels.
1239 (start_function): Push context on label_context_stack.
1240 (finish_function): Pop context from label_context_stack.
1241 * c-typeck.c (label_context_stack): New.
1242 (c_finish_goto_label): Check for jumps into statement
1243 expressions. Add label to list of jumped to labels.
1244 (struct c_switch): Add blocked_stmt_expr.
1245 (c_start_case): Initialize it.
1246 (do_case): Check it.
1247 (c_finish_case): Verify !blocked_stmt_expr.
1248 (c_begin_stmt_expr): Push context on label_context_stack.
1249 Increment blocked_stmt_expr. Mark labels jumped to from outside
1251 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1252 defined in the statement expression and no longer jumpable to.
1253 Mark labels jumped to from just outside the statement expression
1254 as again definable. Pop context from label_context_stack.
1255 * doc/extend.texi (Statement Exprs): Update.
1257 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1260 * c-decl.c (start_function): Check for old_decl being
1263 2005-03-30 Ian Lance Taylor <ian@airs.com>
1265 * final.c (final): Remove prescan parameter. Change all callers.
1266 (final_scan_insn): Remove prescan parameter. Change all callers.
1268 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1270 * tree-vectorizer.c: Fix comment typos.
1272 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1274 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1275 as soon as a chrec_dont_know is detected.
1277 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1279 Merge from csl-arm-branch.
1280 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1282 * tlink.c (recompile_files): Do not assume that "rename" can
1283 overwrite an existing file.
1285 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1287 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1288 * gcc/configure: Regenerate.
1290 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1292 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1294 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1296 * calls.c (struct arg_data): Update "partial" comment.
1297 (load_register_parameters): Update "nregs" comment.
1299 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1301 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1302 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1303 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1304 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1305 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1306 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1307 than target_flags & 0.
1308 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1309 (iq2000_arch, iq2000_parse_cpu): Delete.
1310 (TARGET_HANDLE_OPTION): Override default.
1311 (iq2000_handle_option): New function.
1312 (override_options): Remove -march= and -mcpu= handling.
1313 * config/iq2000/iq2000.opt: New file.
1315 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1317 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1318 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1319 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1320 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1321 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1322 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1323 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1324 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1325 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1326 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1327 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1328 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1329 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1330 (TARGET_OPTIONS): Delete.
1331 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1332 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1333 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1334 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1335 (c4x_cpu_version_string): Delete.
1336 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1337 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1338 equivalent -mcpu= option.
1339 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1340 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1341 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1342 or clearing the appropriate MASK_* bit.
1343 (c4x_file_start): Use c4x_cpu_version.
1344 * config/c4x/c4x.opt: New file.
1346 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1348 * doc/options.texi: Document the new MaskExists flag.
1349 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1350 if the option has the MaskExists flag.
1352 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1354 * opt-functions.awk (flag_set_p, test_flag): New functions.
1355 (switch_flags): Use them.
1356 * opth-gen.awk: Use flag_set_p to check for flags.
1357 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1359 2005-03-30 Ian Lance Taylor <ian@airs.com>
1361 * config.host (i[34567]86-*-mingw32*): Don't set
1362 host_can_use_collect2 to no.
1364 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1367 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1368 Remove convert_memory_address call duplicating that in memory_address.
1370 2005-03-29 Richard Henderson <rth@redhat.com>
1373 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1374 (build_compound_literal): Likewise. Propagate decl type into the
1376 (finish_decl): Likewise. Use new return value from complete_array_type
1377 for zero sized arrays.
1378 (complete_array_type): Move ...
1379 * c-common.c (complete_array_type): ... here. Change first argument
1380 to pointer-to-type-node. Consistently use sizetype for the index
1381 except for zero sized arrays. Detect zero sized arrays for pedantic
1382 mode diagnostics. Create a new type node instead of modifying the
1384 * c-tree.h (complete_array_type): Move decl ...
1385 * c-common.h (complete_array_type): ... here.
1387 2005-03-29 Richard Henderson <rth@redhat.com>
1390 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1392 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1394 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1395 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1396 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1397 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1399 2005-03-29 Eric Christopher <echristo@redhat.com>
1401 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1402 truthvalue conversion removal.
1404 2005-03-29 Ian Lance Taylor <ian@airs.com>
1407 * collect2.c: Never include <vfork.h>.
1408 (VFORK_STRING, vfork): Don't define.
1409 (pid): Remove global variable.
1410 (handler): Call raise instead of kill (getpid(), ...).
1411 (collect_wait): Add pex parameter. Change all callers. Use
1412 pex_get_status rather than pwait.
1413 (do_wait): Add pex parameter. Change all callers.
1414 (collect_execute): Return struct pex_obj * rather than void. Use
1415 pex routines rather than pexecute.
1416 (fork_execute): Get pex_obj from collect_execute, and pass it to
1418 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1419 Only declare quit_handler if SIGQUIT is defined.
1420 (scan_libraries): Likewise.
1421 * collect2.h (collect_execute): Update declaration.
1422 (collect_wait): Update declaration.
1423 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1424 pass it to collect_wait.
1426 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1429 * c-parser.c (c_parser_compound_statement_nostart): Give error
1430 message for EOF instead of just setting parser->error.
1432 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1434 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1435 (slpeel_update_phi_nodes_for_guard1): New function.
1436 (slpeel_update_phi_nodes_for_guard2): New function.
1437 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1438 of slpeel_update_phi_nodes_for_guard.
1439 (vectorize_loops): Remove call to loop_closed_rewrite.
1440 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1443 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1445 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1446 (TARGET_LITTLE_ENDIAN): New macro.
1447 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1448 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1449 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1450 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1451 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1452 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1453 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1454 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1455 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1456 (TARGET_OPTIONS): Delete.
1457 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1458 (CACHE_FLUSH_TRAP): Turn into an integer.
1459 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1460 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1461 -mflush-trap is in use.
1462 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1463 (m32r_cache_flush_trap_string): Delete.
1464 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1465 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1466 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1467 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1468 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1469 -mmodel= and -msdata= handling from...
1470 (m32r_init): ...here.
1471 * config/m32r/m32r.opt: New file.
1473 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1475 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1476 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1477 * tree-vect-analyze.c (vect_object_analysis): additional parm
1478 pass back a "struct ptr_info_def *" with the points-to info.
1479 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1480 statement using info returned from vect_object_analysis.
1481 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1482 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1483 for virtual uses and defs when creating a replacement vector
1484 reference. Call duplicate_ssa_name_ptr_info to define points-to
1485 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1486 (vectorizable_store): copy_virtual_operands and update
1487 definition statements.
1488 (vectorizable_load): copy_virtual_operands. Remove call to
1489 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1490 * tree-vectorizer.c (vectorize_loops): Remove calls to
1491 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1492 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1493 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1494 define macro STMT_VINFO_PTR_INFO for use in accessing.
1495 * tree.h add export of duplicate_ssa_name_ptr_info.
1496 * rs6000.c (altivec_init_builtins): Declare builtin function
1497 __builtin_altivec_mask_for_load to be "const".
1499 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1502 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1503 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1504 assemble_variable on aliases.
1505 * varasm.c (assemble_alias): Set node->alias.
1506 * toplev.c (wrapup_global_declarations): Don't call
1507 rest_of_decl_compilation on aliases again.
1509 2005-03-29 Paul Brook <paul@codesourcery.com>
1511 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1512 * config/arm/arm.c (arm_dbx_register_number): New function.
1513 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1515 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1518 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1519 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1521 2005-03-29 Dale Johannesen <dalej@apple.com>
1523 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1524 $(TREE_H) and $(COVERAGE_H).
1525 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1526 * opts.c (common_handle_option): Enable tree-based value transforms.
1527 * toplev.c (process_options): Ditto.
1528 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1529 refers to references to this type.
1530 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1531 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1532 for may_be_more, may_be_less.
1533 (rtl_gen_pow2_profiler): Adjust.
1534 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1535 (rtl_gen_one_value_profiler): Adjust.
1536 (rtl_gen_const_delta_profiler): Adjust.
1537 * tree-profile.c (tree_gen_interval_profiler): Implement.
1538 (tree_gen_pow2_profiler): Ditto.
1539 (tree_gen_one_value_profiler): Ditto.
1540 (tree_profiling): New.
1541 (pass_tree_profile): Reference it.
1542 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1544 (insn_divmod_values_to_profile): Rename to
1545 rtl_divmod_values_to_profile. Adjust.
1546 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1547 (insn_prefetch_values_to_profile): Adjust.
1548 (rtl_value_profile_transformations): Adjust.
1549 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1550 (gen_mod_pow2): Rename to rtl_mod_pow2.
1551 (gen_mod_subtract): Rename to rtl_mod_subtract.
1552 (divmod_fixed_value_transform): Rename to
1553 rtl_divmod_fixed_value_transform.
1554 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1555 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1556 (rtl_find_values_to_profile): Adjust.
1557 (tree_value_profile_transformations): Implement.
1558 (tree_divmod_values_to_profile): New.
1559 (tree_values_to_profile): New.
1560 (tree_divmod_fixed_value): New.
1561 (tree_mod_pow2): New.
1562 (tree_mod_subtract): New.
1563 (tree_divmod_fixed_value_transform): New.
1564 (tree_mod_pow2_value_transform): New.
1565 (tree_mod_subtract_transform): New.
1566 (tree_find_values_to_profile): Implement.
1567 * profile.c (instrument_values): Free histograms.
1568 (compute_value_histograms): Adjust. Implement tree version.
1570 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1572 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1573 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1574 variable. Output "fldcw" depending on round_mode.
1575 * config/i386/i386.md (UNSPEC_FIST): New.
1576 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1577 New isns patterns to implement lrint and llrint built-ins as x87
1579 (fistdi2, fist<mode>2 splitters): New splitters.
1580 (lrint<mode>2): New expanders.
1582 2005-03-28 Ian Lance Taylor <ian@airs.com>
1584 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1585 0 when calling final_scan_insn.
1587 2005-03-28 Jan Hubicka <jh@suse.cz>
1590 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1593 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1594 types where possible.
1596 2005-03-26 Per Bothner <per@bothner.com>
1598 Make -f[no-]show-column also control non-cpp diagnostics.
1599 * c.opt (fshow-column): Move option from here ...
1600 * common.opt (fshow-column): ... to here.
1601 * diagnostic.c (diagnostic_build_prefix): Only print column number
1602 if flag_show_column.
1604 2005-03-27 Steven Bosscher <stevenb@suse.de>
1606 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1607 vax_output_conditional_branch): New prototypes.
1608 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1609 extracted from vax.md mov and add patterns.
1610 (vax_output_conditional_branch): New function to output conditional
1611 branch instructions.
1612 * vax.md: Use mode macros for arithmetic and mov patterns.
1613 Use code macros for the jump patterns.
1615 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1617 * Makefile.in (libbackend.o): Depend on version files;
1618 add custom generation command.
1620 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1623 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1624 sure that we have a REG before getting its REGNO.
1626 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1628 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1629 * builtins.def (BUILT_IN_STRNDUP): New.
1631 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1633 PR tree-optimization/20470
1634 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1637 2005-03-25 Mike Stump <mrs@apple.com>
1639 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1642 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1644 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1645 Use our own structure definitions.
1647 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1648 (fix_truncdfsi2): Allow registers or memory as destination.
1649 When TARGET_PPC_GFXOPT, generate simplified pattern.
1650 (fix_truncdfsi2_internal): Use define_insn_and_split.
1651 (fix_truncdfsi2_internal_gfxopt): New.
1652 (fctiwz): Don't confuse register allocation by giving it no choices.
1654 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1655 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1656 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1657 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1659 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1661 * dominance.c (free_dominance_info): Speed up by freeing et
1662 data structures without maintaining other nodes.
1663 * et-forest.c (et_free_tree_force): New.
1664 * et-forest.h: Add a prototype for et_free_tree_force.
1666 * tree.c (get_set_constructor_bits,
1667 get_set_constructor_bytes): Remove.
1668 * tree.h: Remove the corresponding prototypes.
1670 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1673 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1674 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1675 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1676 PRE_DEC, NEG and NOT.
1678 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1680 * fold-const.c: Convert uses of fold (build (...)) to
1683 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1685 PR rtl-optimization/20249
1686 * cse.c (insert_regs): Do not record equivalence of registers in
1689 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1691 * emit-rtl.c (reverse_comparison): Remove.
1692 * rtl.h: Remove the corresponding prototype.
1694 2005-03-24 James E Wilson <wilson@specifixinc.com>
1696 * doc/install.texi (--enable-altivec): Delete docs.
1698 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1700 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1701 SFmode and DFmode before reload when
1702 flag_unsafe_math_optimizations not enabled.
1704 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1706 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1708 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1709 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1711 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1713 * configure.ac (enable-checking): Add 'runtime' option.
1714 * doc/install.texi (enable-checking): Document 'runtime' checking.
1715 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1716 * config.in: Regenerated.
1717 * configure: Regenerated.
1719 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1721 * optabs.h (enum optab_index): Remove OTI_llrint.
1722 (llrint_optab): Remove macro.
1723 * optabs.c (init_optabs): Remove llrint_optab initialization.
1724 * genopinit.c (optabs): Remove llrint_optab implementation.
1725 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1728 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1730 PR rtl-optimization/20532
1731 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1732 overflow when adding coefficients for PLUS or MINUS.
1733 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1736 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1738 * langhooks.h (truthvalue_conversion): Remove.
1739 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1740 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1741 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1742 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1743 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1745 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1747 * params.def: Fix a typo.
1748 * config/mips/mips.c: Follow the spelling convensions.
1749 * doc/invoke.texi: Fix typos.
1751 2005-03-18 Dale Johannese <dalej@apple.com>
1753 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1755 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1757 Fix PR tree-optimization/20601
1759 * tree-ssa-pre.c (insert_aux): Add missing condition to
1762 2005-03-23 Ian Lance Taylor <ian@airs.com>
1764 * final.c (final_scan_insn): Don't remove no-op instructions.
1765 * reload1.c (reload): Remove simple no-op instructions even when
1768 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1770 PR tree-optimization/20501
1771 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1772 reporting that peeling for alignment is applied moved to...
1773 * (vect_analyze_data_refs_alignment): Here.
1775 2005-03-23 Ian Lance Taylor <ian@airs.com>
1777 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1779 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1781 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1782 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1784 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1786 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1787 imply that this is called once, independent of asms in code.
1788 Adjust to now being pased output and input lists. Mention helper
1789 function decl_overlaps_hard_reg_set_p.
1790 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1791 hook_tree_tree_identity and to take three trees, returning third.
1792 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1794 * stmt.c: include hard-reg-set.h before tree.h.
1795 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1796 (decl_conflicts_with_clobbers_p): Call
1797 decl_overlaps_hard_reg_set_p.
1798 (expand_asm_operands): Pass output and input lists in call to
1799 targetm.md_asm_clobbers.
1800 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1801 hook_tree_tree_tree_tree_3rd_identity.
1802 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1804 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1805 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1806 parameters, first two unused.
1807 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1808 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1809 in constraint letters and MOF is not mentioned as a asm-declared
1810 register in neither of the input and output lists.
1812 2005-03-23 DJ Delorie <dj@redhat.com>
1814 * optabs.c (expand_binop): Make sure the first subword's result
1817 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1819 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1820 Call c_common_truthvalue_conversion rather than
1821 lang_hooks.truthvalue_conversion.
1822 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1823 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1825 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1826 c_common_truthvalue_conversion.
1827 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1828 c_parser_conditional_expression, c_parser_binary_expression): Call
1829 c_objc_common_truthvalue_conversion.
1830 * c-typeck.c (build_unary_op): Call
1831 c_objc_common_truthvalue_conversion.
1832 (build_conditional_expr): Do not call
1833 lang_hooks.truthvalue_conversion.
1834 (build_binary_op): Call c_common_truthvalue_conversion.
1835 (c_objc_common_truthvalue_conversion): Moved from
1836 c-objc-common.c. Call default_function_array_conversion instead
1837 of default_conversion.
1839 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1841 * c-common.h (default_conversion): Remove.
1842 (perform_integral_promotions): Add.
1843 * c-tree.h (default_conversion): Add.
1844 * c-typeck.c (perform_integral_promotions): New, split out from
1846 * c-common.c (check_case_value): Use perform_integral_promotions,
1847 not default_conversion.
1848 (c_add_case_label): Don't continue processing case label after
1849 found to be pointer.
1851 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1853 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1854 the prefix list if we have already added a multilib directory
1856 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1859 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1861 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1863 * reload.h: Remove the prototype for indirect_symref_ok.
1865 * reload1.c (indirect_symref_ok): Make it global.
1866 * reload.h: Add a prototype for indirect_symref_ok.
1868 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1870 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1873 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1875 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1877 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1879 * c-opts.c (c_common_parse_file): Only start/end main source file
1880 if debug hooks says the writer wants it.
1881 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1883 (xcoff_debug_hooks): Ditto.
1884 * debug.c (do_nothing_hooks): Ditto.
1885 * debug.h (gcc_debug_hooks): Ditto.
1886 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1887 * sdbout.c (sdb_debug_hooks): Ditto.
1888 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1890 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1892 * doc/extend.texi: Deprecate C++ min/max operators.
1894 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1896 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1897 artificial original candidates.
1899 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1900 Jan Hubicka <jh@suse.cz>
1901 Steven Bosscher <stevenb@suse.de>
1903 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1904 call cost based on argument sizes.
1905 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1907 * params.def: (max-inline-inssn-single): Set to 450.
1908 (max-inline-insns-auto): Set to 90.
1909 (max-inline-insns-recursive): Set to 450
1910 (max-inline-insns-recursive-auto): Set to 450.
1911 (large-function-insns): Set to 2700.
1912 (inline-call-cost): New parameter.
1913 * tree-inline.c (estimate_move_cost): New function.
1914 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1915 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1917 * tree-inline.h (estimate_move_cost): Declare.
1918 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1919 (max-inline-insns-auto): Change default to 90.
1920 (max-inline-insns-recursive): Change default to 450
1921 (max-inline-insns-recursive-auto): Change default to 450.
1922 (large-function-insns): Change default to 2700.
1923 (inline-call-cost): Document new parameter.
1925 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1927 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1928 (TARGET_DEFAULT): Delete.
1929 * config/i860/i860.opt: New file.
1931 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1933 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1934 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1935 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1936 (frv_sched_lookahead): Delete.
1937 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1938 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1939 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1940 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1941 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1942 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1943 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1944 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1945 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1946 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1947 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1948 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1949 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1950 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1951 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1952 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1953 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1954 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1955 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1956 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1957 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1958 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1959 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1960 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1961 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1962 (frv_sched_lookahead): Delete.
1963 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1964 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1965 (frv_handle_option): New function. Move -mcpu= handling from...
1966 (frv_override_options): ...here. Remove handling of other
1968 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1969 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1970 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1971 and TARGET_NO_MULTI_CE.
1972 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1973 !TARGET_VLIW_BRANCH.
1974 * config/frv/frv.opt: New file.
1976 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1978 * fold-const.c (fold_ternary): Take decomposed arguments of
1980 (fold): Update a call to fold_ternary.
1982 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1983 * tree.h: Add corresponding prototypes.
1985 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1988 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1989 between jump table and its label.
1990 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1991 resp. ADDR_DIFF_VEC and the label preceeding it.
1992 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1993 is emitted in the right section.
1995 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1997 * fold-const.c (fold_unary, fold_binary): Update comments
2000 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
2002 PR rtl-optimization/20527
2003 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
2004 REG_INC note, test that the register also isn't mentioned in PRED
2007 2005-03-22 Ben Elliston <bje@au.ibm.com>
2009 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
2012 2005-03-21 Mike Stump <mrs@apple.com>
2014 * varasm.c (default_assemble_visibility): Remove extra ().
2016 2005-03-21 Roger Sayle <roger@eyesopen.com>
2019 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
2020 to determine whether a block can be duplicated, rather than test
2021 whether the block contains noncopyable insns ourselves.
2023 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2025 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
2028 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2030 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
2032 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2034 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
2035 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
2036 * config/fr30/fr30.opt: New file.
2038 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
2040 Fix PR tree-optimization/20542
2042 * tree-flow-inline.h (overlap_subvar): Move to here.
2043 * tree-ssa-operands.c: From here.
2044 * tree-flow.h (overlap_subvar): Declare.
2045 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
2046 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
2047 for variables with subvars.
2049 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
2052 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2053 * modulo-sched.c (const_iteration_count): Return on NULL
2055 (print_node_sched_params): Return on NULL dump_file.
2056 (generate_reg_moves): Handle reg-anti dependencies and disregard
2057 closing branch when generating register moves.
2058 (sms_schedule): Mark the SMSed block dirty.
2059 * passes.c (rest_of_handle_sms): Call update_life_info for all
2061 * testsuite/gcc.dg/20050321-1.c: New test.
2063 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2065 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2066 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2067 movqi_internal): Likewise.
2069 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2071 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2072 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2073 xtensa_b4const): Delete prototypes.
2074 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2075 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2076 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2077 xtensa_extra_constraint): New prototypes.
2078 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2079 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2080 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2081 move_operand, const_float_1_operand, fpmem_offset_operand,
2082 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2083 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2084 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2085 argument type to HOST_WIDE_INT.
2086 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2087 xtensa_mask_immediate): Likewise.
2088 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2089 Likewise. Also make these functions static.
2090 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2091 (xtensa_const_ok_for_letter_p): New.
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): Move to
2098 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2099 (xtensa_mem_offset): Change return type to bool.
2100 (xtensa_extra_constraint): New.
2101 (gen_int_relational): Update type of const_range_p function pointer.
2102 Use xtensa_b4const_or_zero.
2103 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2104 xtensa_const_ok_for_letter_p. Update comments.
2105 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2106 (PREDICATE_CODES): Delete.
2107 * config/xtensa/xtensa.md: Include predicates.md.
2108 * config/xtensa/predicates.md: New file.
2110 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2112 * config/v850/v850-protos.h: Remove the prototypes for
2113 reg_or_int9_operand, reg_or_const_operand,
2114 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2115 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2116 movsi_source_operand, power_of_two_operand,
2117 not_power_of_two_operand, special_symbolref_operand,
2118 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2119 register_is_ok_for_epilogue.
2120 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2121 reg_or_int9_operand, reg_or_const_operand,
2122 call_address_operand, special_symbolref_operand,
2123 movsi_source_operand, power_of_two_operand,
2124 not_power_of_two_operand, register_is_ok_for_epilogue,
2125 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2126 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2128 * config/v850/v850.h (PREDICATE_CODES): Remove.
2129 * config/v850/v850.md: Include predicates.md.
2130 * config/v850/predicates.md: New.
2132 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2134 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2135 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2136 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2137 (itoolsdir, itoolsdatadir): Move definition above new first use.
2138 (install-itoolsdirs): New rule.
2139 (install-mkheaders): Depend on install-itoolsdirs, not
2140 install-include-dir.
2142 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2144 * tree-into-ssa.c: Remove obsolete comments.
2146 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2148 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2149 unrolling if -fpeel-loops is specified, too.
2150 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2151 Remove superfluous check for flag_unroll_loops.
2153 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2155 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2156 (lrint_optab, llrint_optab): Define corresponding macros.
2157 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2158 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2159 pattern and llrint_optab using llrintdi2 patterns.
2160 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2161 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2162 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2163 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2164 flag_unsafe_math_optimizations is set.
2166 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2168 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2169 simplify_logical, if_then_else_cond, known_cond,
2170 simplify_comparison): Adjust calls to reverse_comparison.
2171 Don't use combine_reversed_comparison_code).
2172 (combine_reversed_comparison_code): Remove.
2173 (reversed_comparison): Using reversed_comparison_code, move it...
2174 * jump.c (reversed_comparison): ... here.
2175 * rtl.h (reversed_comparison): Add prototype.
2177 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2179 * builtins.c (fold_builtin): Take decomposed arguments of
2181 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2182 * gimplify.c (gimplify_call_expr): Likewise.
2183 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2184 * tree.h: Update the prototype of fold_builtin.
2186 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2188 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2189 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2190 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2191 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2192 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2194 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2196 * builtins.c (fold_builtin_1): Take decomposed arguments of
2198 (fold_builtin): Update a call to fold_builtin_1.
2200 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2203 * gcov.c (output_lines): Only output function block summary when
2204 outputting branch information.
2205 * doc/gcov.texi: Document format of preamble and additional block
2208 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2210 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2211 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2212 the defaults false if BITS_PER_UNIT != 8.
2213 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2214 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2215 than BITS_PER_UNIT != 8.
2216 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2217 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2218 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2220 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2221 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2223 2005-03-20 Roger Sayle <roger@eyesopen.com>
2226 * fold-const.c (fold_binary): Fix type mismatch between
2227 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2228 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2229 for non-truth-valued expressions.
2231 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2232 and FUNCTION_DECL in the main switch.
2233 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2234 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2235 we also need to convert their operands to match.
2236 <TRUTH_NOT_EXPR>: Likewise.
2238 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2240 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2241 diagnostic without checking whether an lvalue.
2242 * c-common.h (lvalue_p): Remove.
2243 (enum lvalue_use): Update comment.
2244 (lvalue_or_else): Replace by lvalue_error.
2245 * c-typeck.c (lvalue_p): Make static.
2246 (lvalue_or_else): New. Call lvalue_error.
2248 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2250 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2251 (function_arg_advance): Use rs6000_parm_start.
2252 (function_arg, rs6000_arg_partial_bytes): Likewise.
2254 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2256 * c-common.c (check_case_value): Adjust comment about stripping
2258 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2259 * c-typeck.c (default_conversion, convert_arguments,
2260 build_modify_expr, convert_for_assignment, store_init_value,
2261 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2262 manually. Remove inaccurate comments.
2264 2005-03-20 Roger Sayle <roger@eyesopen.com>
2265 Joseph S. Myers <joseph@codesourcery.com>
2267 * varasm.c (do_assemble_alias): Restore comment describing function.
2268 Annotate the target parameter as potentially unused.
2270 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2273 * config/avr/avr.c (avr_output_function_prologue): Do not use
2274 current_function_name() in a label, use a local label instead.
2276 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2278 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2279 flag_finite_math_only, not flag_unsafe_math_optimizations.
2281 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2283 * builtins.c (fold_builtin_1): Update a call to
2284 targetm.fold_builtin.
2285 * hooks.c (hook_tree_tree_bool_null): Rename to
2286 hook_tree_tree_tree_bool_null. Take one more argument of type
2288 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2289 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2290 hook_tree_tree_tree_bool_null.
2291 * target.h (gcc_target): Update the prototype of fold_builtin.
2292 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2293 arguments of CALL_EXPR.
2294 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2297 2005-03-20 Jan Hubicka <jh@suse.cz>
2299 * cgraph.h (cgraph_node): Add prev_clone pointer.
2300 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2301 (cgraph_clone_node): Produce doubly linked chain.
2303 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2305 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2306 get_nonnull_operand, handle_sentinel_attribute,
2307 check_function_arguments_recurse): Do not strip NOPS from
2309 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2311 * c-format.c (get_constant): Likewise.
2312 * c-parser.c (c_parser_postfix_expression): Likewise.
2313 * c-typeck.c (set_init_index): Likewise.
2314 (convert_arguments): Don't check for NOP_EXPR containing integer
2317 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2319 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2320 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2321 Take decomposed arguments of CALL_EXPR.
2322 (fold_builtin_1): Update calls to the functions mentioned
2325 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2327 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2328 width to have integer type.
2329 (build_enumerator): Require enumerator value to have integer type.
2331 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2333 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2336 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2338 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2339 std=iso9899:199x): Correct descriptions.
2341 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2343 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2346 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2348 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2350 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2351 fold_builtin_memcpy.
2353 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2354 arguments of CALL_EXPR.
2355 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2356 fold_builtin_found, fold_builtin_1): Update calls to
2357 fold_trunc_transparent_mathfn.
2359 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2362 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2363 function pointers on targets that require function pointer
2365 (fold_sign_changed_comparison): Likewise.
2367 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2369 * combine.c (try_combine): When changing the mode of a hard reg, make
2370 sure that doing so is valid.
2372 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2374 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2375 (TARGET_HANDLE_OPTION): Override default.
2376 (avr_handle_option): New function.
2377 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2378 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2379 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2380 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2381 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2382 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2383 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2384 (TARGET_OPTIONS): Delete.
2385 * config/avr/avr.opt: New file.
2387 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2389 * config/m32r/m32r-protos.h: Remove the prototypes for
2390 call_address_operand, symbolic_operand, seth_add3_operand,
2391 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2392 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2393 two_insn_const_operand, move_src_operand,
2394 move_double_src_operand, move_dest_operand,
2395 eqne_comparison_operator, signed_comparison_operator,
2396 large_insn_p, conditional_move_operand, carry_compare_operand,
2397 m32r_block_immediate_operand, extend_operand,
2398 reg_or_eq_int16_operand, int8_operand, and
2399 reg_or_zero_operand.
2400 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2401 seth_add3_operand, int8_operand, cmp_int16_operand,
2402 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2403 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2404 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2405 move_double_src_operand, move_dest_operand,
2406 eqne_comparison_operator, signed_comparison_operator,
2407 extend_operand, small_insn_p, large_insn_p,
2408 conditional_move_operand, carry_compare_operand,
2409 m32r_block_immediate_operand): Move to predicates.md.
2410 (MAX_MOVE_BYTES): Move to m32r.h.
2411 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2412 * config/m32r/m32r.md: Include predicates.md.
2413 * config/m32r/predicates.md: New.
2415 2005-03-18 James E Wilson <wilson@specifixinc.com>
2418 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2421 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2423 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2424 call_address_operand, const_8bit_operand.
2425 * config/mn10300/mn10300.c (call_address_operand,
2426 const_8bit_operand, const_1f_operand): Move to predicates.md.
2427 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2428 * config/mn10300/mn10300.md: Include predicates.md.
2429 * config/mn10300/predicates.md: New.
2431 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2433 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2434 declarations in diagnostics and %E for identifiers, not %s.
2436 2005-03-18 Jan Hubicka <jh@suse.cz>
2437 Dale Johannesen <dalej@apple.com>
2439 * basic-block.h (scale_bbs_frequencies_int,
2440 scale_bbs_frequencies_gcov_type): Declare.
2441 * cfg.c (RDIV): New macro.
2442 (update_bb_frequency_for_threading): Fix.
2443 * basic-block.h (scale_bbs_frequencies_int,
2444 scale_bbs_frequencies_gcov_type): New.
2445 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2446 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2447 scale_bbs_frequencies_int.
2448 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2450 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2452 * config/m32r/m32r-protos.h: Remove the prototypes for
2453 call_address_operand, symbolic_operand, seth_add3_operand,
2454 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2455 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2456 two_insn_const_operand, move_src_operand,
2457 move_double_src_operand, move_dest_operand,
2458 eqne_comparison_operator, signed_comparison_operator,
2459 large_insn_p, conditional_move_operand, carry_compare_operand,
2460 m32r_block_immediate_operand, extend_operand,
2461 reg_or_eq_int16_operand, int8_operand, and
2462 reg_or_zero_operand.
2463 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2464 seth_add3_operand, int8_operand, cmp_int16_operand,
2465 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2466 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2467 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2468 move_double_src_operand, move_dest_operand,
2469 eqne_comparison_operator, signed_comparison_operator,
2470 extend_operand, small_insn_p, large_insn_p,
2471 conditional_move_operand, carry_compare_operand,
2472 m32r_block_immediate_operand): Move to predicates.md.
2473 (MAX_MOVE_BYTES): Move to m32r.h.
2474 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2475 * config/m32r/m32r.md: Include predicates.md.
2476 * config/m32r/predicates.md: New.
2478 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2480 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2481 symbolic_operand, symbolic_memory_operand,
2482 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2483 indexed_memory_operand, move_dest_operand, move_src_operand,
2484 prefetch_cc_operand, prefetch_nocc_operand,
2485 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2486 arith_operand, arith11_operand, pre_cint_operand,
2487 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2488 ireg_operand, int5_operand, uint5_operand, int11_operand,
2489 uint32_operand, arith5_operand, and_operand, ior_operand,
2490 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2491 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2492 shadd_operand, movb_comparison_operator,
2493 cmpib_comparison_operator): Move to predicates.md.
2494 (magic_milli, shadd_constant_p): Make it extern.
2495 * config/pa/pa.h (PREDICATE_CODES): Remove.
2496 * config/pa/pa.md: Include predicates.md.
2497 * config/pa/predicates.md: New.
2499 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2502 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2504 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2505 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2506 config/alpha/freebsd.h, config/alpha/linux.h,
2507 config/alpha/netbsd.h, config/alpha/osf5.h,
2508 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2509 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2510 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2511 doc/cppopts.texi: Update copyright.
2513 2005-03-18 Jan Hubicka <jh@suse.cz>
2516 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2518 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2521 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2523 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2526 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2528 * combine.c (gen_binary): Remove.
2529 (known_cond, simplify_shift_const, find_split_point,
2530 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2531 simplify_logical, expand_field_assignment, extract_left_shift,
2532 force_to_mode, if_then_else_cond, apply_distributive_law,
2533 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2534 simplify_comparison, reversed_comparison): Replace with
2535 simplify_gen_binary, simplify_gen_relational or
2536 distribute_and_simplify_rtx.
2537 (distribute_and_simplify_rtx): New function.
2539 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2540 Paolo Bonzini <gcc.gnu.org>
2542 * calls.c (setjmp_call_p, special_function_p): Update comments
2543 at the head of the functions.
2545 2005-03-18 Jan Hubicka <jh@suse.cz>
2547 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2549 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2550 function body should be released; do not proactively release function
2551 bodies in non-unit-at-a-time mode.
2553 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2555 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2556 mno-fp-ret-in-387 multilib variants.
2558 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2560 * common.opt (m): Remove.
2561 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2563 (common_handle_option): Remove OPT_m case.
2565 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2567 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2569 (fold_builtin_1): Update a call to fold_builtin_bitop.
2571 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2573 (fold_builtin_1): Update a call to fold_builtin_signbit.
2575 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2577 PR tree-optimization/20474
2578 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2579 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2581 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2583 * config/h8300/h8300-protos.h: Remove prototypes for
2584 general_operand_src, general_operand_dst, single_one_operand,
2585 single_zero_operand, call_insn_operand,
2586 two_insn_adds_subs_operand, small_call_insn_operand,
2587 jump_address_operand, bit_operand, bit_memory_operand,
2588 stack_pointer_operand, const_int_gt_2_operand,
2589 const_int_ge_8_operand, const_int_qi_operand,
2590 const_int_hi_operand, incdec_operand, bit_operator,
2591 nshift_operator, eqne_operator, gtle_operator,
2592 gtuleu_operator, iorxor_operator.
2593 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2594 h8300_ldm_stm_parallel.
2595 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2597 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2598 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2599 (h8300_ldm_stm_parallel): Make it extern.
2600 (h8300_ldm_parallel, h8300_stm_parallel,
2601 h8300_return_parallel, general_operand_src,
2602 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2603 nibble_operand, reg_or_nibble_operand, single_one_operand,
2604 single_zero_operand, call_insn_operand,
2605 two_insn_adds_subs_operand, small_call_insn_operand,
2606 jump_address_operand, bit_operand, bit_memory_operand,
2607 stack_pointer_operand, const_int_gt_2_operand,
2608 const_int_ge_8_operand, const_int_qi_operand,
2609 const_int_hi_operand, incdec_operand, eqne_operator,
2610 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2611 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2612 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2613 nshift_operator): Move to predicates.md.
2614 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2615 * config/h8300/h8300.md: Include predicates.md.
2616 * config/h8300/predicates.md: New.
2618 2005-03-17 Richard Henderson <rth@redhat.com>
2620 * config.gcc (ia64*-*-hpux*): Add extra_options.
2621 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2622 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2623 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2624 (ia64_tls_size_string, ia64_tune_string): Remove.
2625 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2626 (TARGET_DEFAULT_TARGET_FLAGS): New.
2627 (TARGET_HANDLE_OPTION): New.
2628 (ia64_override_options): Move options parsing ...
2629 (ia64_handle_option): ... here. New.
2630 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2631 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2632 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2633 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2634 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2635 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2636 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2637 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2638 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2639 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2640 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2641 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2642 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2643 TARGET_EARLY_STOP_BITS): Remove.
2644 (TARGET_ILP32): Default false.
2645 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2646 (enum ia64_inline_type): New.
2647 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2648 * config/ia64/ia64.md: Update for new definitions of
2649 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2650 * config/ia64/ia64.opt: New file.
2651 * config/ia64/ilp32.opt: New file.
2653 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2656 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2658 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2660 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2661 instead of MASK_H8300S.
2662 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2663 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2664 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2665 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2666 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2667 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2668 TARGET_SWITCHES): Remove.
2669 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2671 * config/h8300/h8300.opt: New.
2673 * config/alpha/alpha.opt, config/arc/arc.opt,
2674 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2677 2005-03-17 Ian Lance Taylor <ian@airs.com>
2681 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2683 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2684 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2685 (TARGET_HANDLE_OPTION): Override default.
2686 (arc_handle_option): New function.
2687 (arc_init): Remove code to set arch_cpu_string.
2688 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2689 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2690 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2691 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2692 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2693 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2694 (arc_rodata_string, TARGET_OPTIONS): Delete.
2695 * config/arc/arc.opt: New file.
2697 2005-03-17 Richard Henderson <rth@redhat.com>
2699 * doc/extend.texi (Weak Pragmas): New section.
2700 (attribute alias): Clarify that target must be in the same
2703 2005-03-17 Richard Henderson <rth@redhat.com>
2705 * config/alpha/alpha.opt: New file.
2706 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2708 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2709 alpha_fprm_string, alpha_fptm_string): Make static.
2710 (alpha_tls_size_string): Remove.
2711 (alpha_handle_option): New.
2712 (override_options): Update for alpha_cpu/alpha_tune split.
2713 (alpha_file_start): Likewise.
2714 (TARGET_DEFAULT_TARGET_FLAGS): New.
2715 (TARGET_HANDLE_OPTION): New.
2716 * config/alpha/alpha.h (alpha_tune): Declare.
2717 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2718 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2719 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2720 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2721 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2722 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2723 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2724 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2725 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2726 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2727 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2728 (TARGET_DEFAULT): Remove MASK_FP.
2729 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2730 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2731 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2732 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2733 alpha_tls_size_string): Remove.
2734 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2735 (attribute tune): Rename from attribute cpu.
2736 * config/alpha/ev4.md: Update to match.
2737 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2738 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2739 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2740 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2741 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2742 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2744 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2746 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2747 and return without creating new state if before_nops_num is nonzero.
2748 * config/ia64/ia64.md (first_insn): New attribute.
2749 (alloc): Set it to yes.
2751 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2753 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2754 STMT_VINFO_SUBVARS to NULL.
2755 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2757 2005-03-16 Dale Johannesen <dalej@apple.com>
2759 * rtlanal.c (find_first_parameter_load): Rewrite to
2760 return actual first param load or the call if none,
2761 instead of first in block, when not all loads exist.
2763 2005-03-16 Roger Sayle <roger@eyesopen.com>
2765 * optabs.c (expand_copysign_absneg): Make static.
2766 * optabs.h (expand_copysign_absneg): Delete prototype.
2767 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2769 2005-03-16 Richard Henderson <rth@redhat.com>
2772 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2773 (alias_pairs): Rename from output_defs.
2774 (find_decl_and_mark_needed): Split out from assemble_alias.
2775 (do_assemble_alias): New.
2776 (assemble_output_def): Remove.
2777 (finish_aliases_1, finish_aliases_2): New.
2778 (process_pending_assemble_output_defs): Remove.
2779 (assemble_alias): Defer aliases for which we don't yet have a
2780 non-external decl for the target symbol.
2781 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2782 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2783 * toplev.c (compile_file): Use finish_aliases_2 instead of
2784 process_pending_assemble_output_defs.
2785 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2786 (process_pending_assemble_output_defs): Remove.
2788 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2790 Fix PR tree-optimization/20489
2792 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2793 for empty structures.
2795 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2797 Fix PR tree-optimization/20490
2799 * tree-ssa-pre.c (create_expression_by_pieces): Use
2800 force_gimple_operand on result of fold.
2802 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2804 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2805 of closing parenthesis.
2807 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2809 * builtins.c (expand_movstr): Update a call to
2810 fold_builtin_strcpy.
2811 (expand_builtin_strncpy): Update a call to
2812 fold_builtin_strncpy.
2813 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2814 arguments of CALL_EXPR.
2815 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2816 fold_builtin_strncpy.
2817 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2818 * tree.h: Update the prototypes of fold_builtin_strcpy and
2819 fold_builtin_strncpy.
2821 2005-03-16 Steven Bosscher <stevenb@suse.de>
2822 Dorit Naishlos <dorit@il.ibm.com>
2824 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2825 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2828 2005-03-16 Steven Bosscher <stevenb@suse.de>
2830 * tree-inline.c (walk_type_fields, walk_tree,
2831 walk_tree_without_duplicates): Move from here...
2832 * tree.c: ...to here.
2834 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2836 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2837 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2838 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2839 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2840 (version): Define using $(BASEVER_c).
2841 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2843 (version.o): Depend on version files; add custom generation command.
2844 (prefix.o): Define BASEVER on command line.
2845 (s-iov): Depend on version files; adjust command.
2846 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2848 (gcc-vers.texi): New rule.
2849 (doc/%.info, doc/%.dvi): Add -I . to command line.
2850 (doc/gccinstall.dvi): Likewise.
2851 (PACKAGE): Delete. All uses replaced with "gcc".
2852 * aclocal.m4: Do not include gcc-version.m4.
2853 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2854 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2855 Set is_release based on contents of DEV-PHASE.
2856 Set gcc_version based on contents of BASE-VER.
2857 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2858 * config.in, configure: Regenerate.
2859 * gccbug.in: Determine version of GCC in use at runtime.
2860 * gcov-iov.c: Get version number and development phase from
2861 command line, not by including version.c.
2862 * intl.c: Replace all uses of PACKAGE with "gcc".
2863 * libada-mk.in: Delete unused "gcc_version" variable.
2864 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2865 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2866 commentary to match.
2867 (version_string): Put together from pieces.
2868 * config/alpha/x-vms: Do not use $(gcc_version).
2869 * config/i386/t-nwld: Likewise.
2870 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2871 version-GCC and DEVELOPMENT.
2873 2005-03-15 Roger Sayle <roger@eyesopen.com>
2875 PR tree-optimization/17454
2876 * tree.c (tree_size): Add case for TREE_BINFO.
2877 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2878 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2880 2005-03-15 Roger Sayle <roger@eyesopen.com>
2882 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2883 op1 whilst expanding the signed widenening multiply variant.
2885 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2887 * toplev.c (display_target_options): Avoid unused variable warning if
2888 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2889 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2890 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2891 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2892 (mips_isa_info): New variable.
2893 (mips_parse_cpu): Remove the first argument and leave the caller
2895 (TARGET_HANDLE_OPTION): Override default.
2896 (mips_handle_option): New function. Move option validation code from...
2897 (override_options): ...here. Update calls to mips_parse_cpu.
2898 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2899 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2900 (SUBTARGET_TARGET_OPTIONS): Delete.
2901 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2902 (mno-flush-func, mtune=): New options.
2904 2005-03-15 Roger Sayle <roger@eyesopen.com>
2905 Richard Henderson <rth@redhat.com>
2907 * real.c (c4x_single_format, c4x_extended_format): Provide values
2908 for signbit_ro for c4x's single and extended floating point formats.
2909 * optabs.c (expand_copysign): Use the floating point format's
2910 signbit_ro for expanding via expand_copysign_absneg, and it's
2911 signbit_rw field for expanding via expand_copysign_bit.
2913 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2915 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2916 known_alignment_for_access_p.
2917 (known_alignment_for_access_p): New.
2918 (do_peeling_for_alignment): Field made int instead of bool and renamed
2919 to peeling_for_alignment.
2920 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2921 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2922 functionality used to be in vect_analyze_operations.
2923 (vect_analyze_operations): Code to determine vectorization factor was
2924 moved to vect_determine_vectorization_factor.
2925 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2926 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2928 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2929 be part of vect_analyze_operations).
2930 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2931 creating the guard condition, as the number of iterations may be
2933 (slpeel_tree_peel_loop_to_edge): Use new name of
2934 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2935 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2936 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2937 (vect_do_peeling_for_alignment): Use fold.
2938 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2940 (vect_update_inits_of_dr): Renamed to
2941 vect_update_init_of_dr.
2942 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2943 (vectorizable_store): Fix assertion to use == instead of =.
2945 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2947 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2948 call_used_regs for wCG registers.
2950 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2952 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2953 for non-offsettable memory references to cope with outstanding reload
2954 replacements, take 2.
2956 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2959 * config/i386/i386.h (x86_fisttp): New.
2960 (TARGET_FISTTP): New macro.
2961 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2962 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2963 instruction when fisttp flag is set.
2964 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2966 * config/i386/i386.md (type attribute): Add fisttp.
2967 (unit attribute): Set to i387 for fisttp type.
2968 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2969 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2971 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2972 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2974 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2975 patterns for TARGET_FISTTP. Enable patterns for
2976 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2977 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2978 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2979 implement fisttp x87 insn.
2980 (fix_trunc*_i387_fisttp splitters): New patterns.
2981 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2982 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2983 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2985 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2986 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2987 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2988 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2989 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2990 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2991 Disable patterns for TARGET_FISTTP.
2992 (fix_trunc*_i387 splitters): Implement usign mode macros.
2993 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2994 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2995 (fix_trunx*_sse peephole2s): Implement using mode macros.
2997 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2999 PR rtl-optimization/20291
3000 * combine.c (try_combine): If splitting fails, re-try with
3001 original combined pattern, i.e. before clobber stripping.
3003 2005-03-14 Eric Christopher <echristo@redhat.com>
3005 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
3006 STACK_GROWS_DOWNWARD.
3008 2005-03-14 Roger Sayle <roger@eyesopen.com>
3010 * real.h (struct real_format): Split the signbit field into two
3011 two fields, signbit_ro and signbit_rw.
3012 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
3013 mips_double_format, ieee_extended_motorola_format,
3014 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
3015 ieee_extended_intel_128_format, ibm_extended_format,
3016 mips_extended_format, ieee_quad_format, mips_quad_format,
3017 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
3018 i370_double_format, c4x_single_format, c4x_extended_format,
3019 real_internal_format): Update initializers for new field.
3020 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
3021 real_format structure.
3022 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
3023 field of the real_format structure.
3025 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
3027 Fix PR tree-optimization/20458
3029 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
3030 DECL_EXTERNAL on STRUCT_FIELD tags.
3031 (clear_call_clobbered): Ditto.
3032 * tree-ssa-operands.c (note_addressable): Make sure the original
3033 variable doesn't slip into the addressable list if we have
3035 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
3038 2005-03-14 Geoffrey Keating <geoffk@apple.com>
3040 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
3041 (-fwide-exec-charset): Likewise.
3042 (-finput-charset): Likewise.
3043 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
3044 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
3045 * c.opt (Wnormalized): New.
3047 2005-03-14 Devang Patel <dpatel@apple.com>
3049 * doc/invoke.texi: Add reference to Visibility document.
3051 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3053 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3054 MASK_SPLIT_ADDRESSES.
3055 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3056 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3057 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3058 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3059 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3060 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3061 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3062 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3063 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3064 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3065 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3066 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3067 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3068 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3069 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3070 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3071 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3072 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3073 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3074 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3075 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3076 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3077 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3078 (TARGET_EXPLICIT_RELOCS): Delete.
3079 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3080 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3081 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3082 (override_options): Set MASK_LONG64 if -mint64 is given and no
3083 -mlongXX option is. Complain about -mint64 -mlong32.
3084 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3085 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3086 * config/mips/mips.opt: New file.
3088 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3090 * config.gcc (extra_options): New variable for listing option files.
3091 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3092 * configure.ac (extra_opt_files): New AC_SUBST variable.
3093 (tm_file_list, tm_include_list): Include options.h first.
3094 * configure: Regenerate.
3095 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3096 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3097 (s-options-h): New rule.
3098 (options.h): Depend on it.
3099 (TEXI_GCCINT_FILES): Add options.texi.
3100 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3101 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3102 * target.h (gcc_target): Add default_target_flags and handle_option.
3103 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3104 (TARGET_HANDLE_OPTION): New macros.
3105 (TARGET_INITIALIZER): Include them.
3106 * opt-functions.awk (opt_args, nth_arg): New functions.
3107 (switch_flags): Handle the "Target" flag.
3109 (var_name): Use opt_args and nth_arg.
3110 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3111 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3112 macros for the "Mask" and "InverseMask" options.
3113 * opts.h (cl_var_cond): New enum.
3114 (cl_option): Replace the "has_set_value" and "set_value" fields with
3115 "var_cond" and "var_value".
3116 (CL_TARGET): New macro.
3117 (option_enabled, print_filtered_help): Declare.
3118 (decode_options): Move definition.
3119 * opts.c (handle_option): Search for the original option before
3120 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3121 var_cond and var_value fields. Use targetm.handle_option to handle
3123 (decode_options): Set target_flags to targetm.default_target_flags.
3124 (print_filtered_help): Make global. Handle CL_TARGET.
3125 (option_enabled): New function.
3126 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3127 (display_target_options, set_target_switch, print_switch_values)
3128 (default_pch_valid_p): Guard uses of target_switches with
3129 #ifdef TARGET_SWITCHES. Also...
3130 (display_target_options): Display the CL_TARGET entries in cl_options.
3131 (set_target_option): Don't complain about the "" option when
3132 TARGET_SWITCHES is undefined.
3133 (print_switch_values): Use option_enabled.
3134 (default_pch_valid_p): Check cl_options[] when looking for something
3135 that has changed the value of target_flags.
3136 * c.opt: Remove documentation from top of file.
3137 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3138 * doc/sourecebuild.texi: Refer to the new options documentation
3139 instead of c.opt. Document machine-specific .opt files.
3140 * doc/tm.texi (target_flags): Say that this variable is declared
3142 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3143 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3145 * doc/options.texi: New file.
3147 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3150 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3153 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3156 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3157 temporary variable of pointer type if an lvalues is required.
3158 (gimplify_modify_expr_rhs): Request an rvalue from it.
3159 (gimplify_expr): Pass fallback on.
3161 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3163 * cfgbuild.c: Update comments.
3165 2005-03-14 Roger Sayle <roger@eyesopen.com>
3167 PR rtl-optimization/17236
3168 * optabs.c (expand_doubleword_mult): New helper function split out
3169 from expand_binop. Permute the order in which instructions are
3170 emitted to minimize the number of simultaneously live registers.
3171 (expand_binop): Call expand_doubleword_mult to synthesize a double
3172 word multiplication.
3174 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3176 * basic-block.h: Update the prototypes of cached_make_edge and
3178 * cfg.c (cached_make_edge): Take edge_cache representing one
3179 row of the adjacency matrix of edges.
3180 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3181 (make_edges): Initialize edge_cache to represent one row of
3182 the adjacency matrix of edges.
3184 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3186 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3188 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3189 Remove unused removed_phis variable.
3190 (conditional_replacement): Use build1/build2.
3191 (abs_replacement): Use last_and_only_stmt and build1/build2.
3193 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3195 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3196 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3197 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3198 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3199 * c-common.c (handle_novops_attribute): New function.
3200 (c_common_attribute_table): Add "no vops" entry.
3201 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3202 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3203 * tree-ssa-operands.c (get_call_expr_operands): Do not
3204 create virtual operands for calls with ECF_NOVOPS flag.
3205 * tree.h (DECL_IS_NOVOPS): New macro.
3206 (struct tree_decl): Add novops_flag.
3207 (ECF_NOVOPS): New constant.
3209 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3212 * config/i386/i386.c (x86_use_himode_fiop): New.
3213 (x86_use_simode_fiop): Rename from x86_use_fiop.
3214 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3215 (TARGET_USE_HIMODE_FIOP): New.
3216 (x86_use_simode_fiop): Rename from x86_use_fiop.
3217 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3219 * config/i386/i386.md (X87MODEI12): New mode macro define.
3220 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3221 to implement x87 FP compare with HImode input operands.
3222 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3223 Use X87MODEI12 mode macro to handle HImode input operands.
3224 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3225 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3226 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3227 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3228 macro to implement x87 operators with HImode input operands.
3229 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3232 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3234 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3236 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3237 constants invariant.
3239 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3241 * basic-block.h (BB_VISITED): Removed.
3242 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3244 2005-03-14 Falk Hueffner <falk@debian.org>
3247 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3249 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3251 * ggc-zone.c: Fix comment typos.
3253 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3254 stringpool.c, config/mips/mips-protos.h: Update copyright.
3256 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3258 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3259 throughout with its typedef, "rtx".
3260 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3261 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3262 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3263 regs in comment to match code.
3265 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3267 * except.c (check_handled): Make it static.
3268 * except.h: Remove the corresponding prototype.
3270 * function.c (get_func_frame_size): Make it static.
3271 * function.h: Remove the corresponding type.
3273 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3275 * hard-reg-set.h: Remove the corresponding declarations.
3277 * tree-cfg.c (verify_stmts): Check that
3278 bb_for_stmt (stmt) == bb for every PHI node and statement.
3280 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3282 * config.gcc: Remove excess indentation.
3283 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3285 2005-03-13 Roger Sayle <roger@eyesopen.com>
3288 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3289 * fold-const.c (fold_sign_changed_comparison): Likewise.
3290 (fold_binary): Optimize comparisons against widened operands if
3291 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3293 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3295 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3296 (sparc_override_options): Initialize it.
3297 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3299 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3301 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3302 (reg_or_none500mem_operand): New predicate.
3303 (zero_reg_mem_operand): New predicate.
3304 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3305 to reg_or_none500mem_operand.
3306 (extendsfdf2_fpr): Add MEM alternative.
3307 (extenddftf2_internal): Change operand2 predicate to
3308 zero_reg_mem_operand.
3310 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3312 * ggc-zone.c: Rewritten.
3314 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3316 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3317 * config.in: Regenerated.
3318 * configure: Regenerated.
3319 * gengtype.c (write_types_process_field, write_func_for_structure):
3320 Pass new argument to gt_pch_note_object.
3321 * ggc-common.c (struct ptr_data): Add TYPE.
3322 (gt_pch_note_object): Take TYPE argument and save it.
3323 (call_count): Update call to ggc_pch_count_object.
3324 (call_alloc): Update call to ggc_pch_alloc_object.
3325 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3327 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3328 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3329 (ggc_alloc_zone_stat): Delete.
3330 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3331 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3332 (ggc_pch_alloc_object): Update prototypes.
3333 (garbage_zone): Delete.
3334 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3335 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3337 (tree_id_zone): New variable.
3338 (ggc_alloc_cleared_zone): Remove unused.
3339 (ggc_alloc_zone): Define.
3340 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3341 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3342 ggc_alloc_zone_stat.
3343 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3344 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3345 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3346 (make_node_stat): Likewise. Use tree_id_zone.
3348 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3349 Joseph S. Myers <joseph@codesourcery.com>
3351 * configure.ac: Check for MIPS TLS.
3352 * configure: Regenerated.
3353 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3354 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3355 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3356 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3357 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3358 (mips_classify_symbol, mips_symbolic_constant_p)
3359 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3360 (mips_tls_operand_p, mips_call_tls_get_addr)
3361 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3362 (mips_tls_symbol_ref_1): New functions.
3363 (mips_legitimize_address, mips_legitimize_const_move): Call
3364 mips_legitimize_tls_address.
3365 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3367 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3368 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3369 (mips_char_to_class): Document V1_REG.
3370 (HAVE_AS_TLS): Provide default.
3371 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3373 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3375 (tls_get_tp_<mode>): New instruction.
3377 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3379 * configure.ac: Update checks for target tools.
3380 * configure: Regenerated.
3382 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3384 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3386 2005-03-13 Roger Sayle <roger@eyesopen.com>
3388 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3389 more classes of DImode multiplication by constant. Allow both
3390 multiplication by small negative constants (by performing a
3391 multiplication by a positive constant and negating the result) and
3392 multiplications by large powers of two, by using a left shift.
3394 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3396 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3397 of basic blocks into work_stack.
3399 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3400 config/mips/vr.h: Update copyright.
3402 * c-decl.c (c_init_decl_processing): Remove useless calls to
3403 build_function_type.
3405 * builtins.c (fold_trunc_transparent_mathfn,
3406 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3407 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3408 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3409 fold_builtin_strcpy, fold_builtin_strncpy,
3410 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3413 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3416 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3417 variable determinant.
3419 * tree-cfg.c (group_case_labels): Remove local variable type.
3421 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3424 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3427 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3430 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3431 (*movmemqi_insn): Delete.
3432 (*movmemhi): Delete.
3434 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3436 * builtins.c (fold_builtin_classify): Take decomposed
3437 arguments of CALL_EXPR.
3438 (fold_builtin_1): Update a call to fold_builtin_classify.
3440 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3443 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3444 through into call to parser_xref_tag after parse error.
3445 (c_parser_struct_declaration): Consistently return NULL_TREE on
3448 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3450 * tree-flow-inline.h (ref_contains_array_ref): New function.
3451 (lookup_subvars_for_var): Ditto.
3452 (get_subvars_for_var): Ditto.
3453 (var_can_have_subvars): Ditto.
3455 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3456 (struct subvar): New type.
3458 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3460 * tree-optimize.c (init_tree_optimization_passes): Call
3461 pass_create_structure_vars.
3463 * tree-ssa-alias.c: Include vec.h.
3464 (init_alias_info): Don't auto-clear call clobbered on struct-field
3466 (compute_flow_insensitive_aliasing): Handle subvars.
3467 (group_aliases): Handle STRUCT_FIELD aliases.
3468 (setup_pointers_and_addressables): Ditto.
3469 Don't mark variables non-addressable if they still have
3470 addressable subvars.
3471 Also mark subvars addressable when the real variable is marked
3473 (add_pointed_to_var): Try to prune the pointed-to set by only
3474 pointing to subvars when possible.
3475 Otherwise, make sure we set addresses_needed and pt_vars to
3476 properly include subvars.
3477 (bitpos_of_field): New function.
3478 (push_fields_onto_fieldstack): Ditto.
3479 (get_or_create_used_part_for): Ditto.
3480 (create_overlap_variables_for): Ditto.
3481 (find_used_portions): Ditto.
3482 (create_structure_vars): Ditto.
3483 (pass_create_structure_vars): New structure.
3485 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3486 (get_expr_operands): Handle subvars. Also try to turn
3487 COMPONENT_REF accesses into must-defs now that we can accurately
3489 (note_addressable): Try to only mark as addressable those subvars
3490 we know a COMPONENT_REF touches.
3491 (overlap_subvar): New function.
3493 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3494 Handle subvar storing.
3495 (vect_address_analysis): Update caller of vect_object_analysis.
3497 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3499 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3500 (STMT_VINFO_SUBVARS): New macro.
3502 * common.opts: add flag_tree_salias.
3504 * opts.c (decode_options): flag_tree_salias defaults to on.
3506 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3508 * doc/tree-ssa.texi: Document structural alias analysis.
3510 2005-03-12 Steven Bosscher <stevenb@suse.de>
3512 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3513 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3514 * tree-ssa-operands.c (get_expr_operands): Likewise.
3515 (get_expr_operands): Likewise for ERROR_MARK.
3517 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3519 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3522 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3525 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3526 (mark_operand_necessary): Remove local variable ver.
3528 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3529 variable prefix_len.
3531 * value-prof.c (mod_subtract_transform): Remove local variable
3534 * builtins.c (fold_builtin_exponent): Take decomposed
3535 arguments of CALL_EXPR.
3536 (fold_builtin_1): Update a call to fold_builtin_exponent.
3538 * builtins.c (fold_builtin_logarithm): Take decomposed
3539 arguments of CALL_EXPR.
3540 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3542 * c-decl.c (c_init_decl_processing): Remove local variables
3543 ptr_ftype_void and ptr_ftype_ptr.
3545 * gimplify.c (gimplify_expr): Remove local variables r0 and
3548 * reg-stack.c (move_for_stack_reg): Remove local variable
3550 (compare_for_stack_reg): Remove local variable flags_user.
3551 (convert_regs_1): Remove local variable deleted.
3553 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3555 (combine_blocks): Remove local variables exits and new_e.
3557 * tree-inline.c (expand_call_inline): Remove local variable
3560 * tree-ssa-live.c (create_ssa_var_map,
3561 calculate_live_on_entry): Remove local variable snn.
3563 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3565 * c-lex.c (c_lex_with_flags): Add parameter to call to
3568 2005-03-11 Per Bothner <per@bothner.com>
3570 * c-tree.h (struct c_declarator): New id_loc field.
3571 * c-pragma.h (c_lex_with_flags): Take position reference.
3572 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3573 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3574 (c_lex): Pass dummy location to c_lex_with_flags.
3575 * c-parser.c (c_lex_one_token): Set c_token's location using
3576 c_lex_with_flags, instead of input_location, which might be "ahead".
3577 (c_parser_direct_declarator): Set declarator's id_loc from
3579 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3580 declarator's id_loc, rather than probably-imprecise input_location.
3581 (build_id_declarator): Initialize c_declarator's id_loc field.
3583 2005-03-11 Roger Sayle <roger@eyesopen.com>
3586 * builtins.c (expand_builtin_signbit): Force the signbit's word
3587 into an integer register to avoid SUBREGs of floating point modes.
3589 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3591 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3592 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3593 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3594 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3596 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3598 PR rtl-optimization/20306
3599 * expr.c (emit_move_complex): Set try_int false if mode is
3600 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3601 emit_block_move if try_int is true.
3603 2005-03-11 Richard Henderson <rth@redhat.com>
3606 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3607 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3610 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3612 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3613 (TARGET_FIX_VR4130): New macro.
3614 (TARGET_OPTIONS): Add -mfix-vr4130.
3615 (ISA_HAS_MACCHI): New macro.
3616 (ASM_SPEC): Add -mfix-vr4130.
3617 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3618 (override_options): Handle mips_fix_vr4130_string.
3619 (mips_avoid_hazards): Clear all_noreorder_p
3620 if we're working around VR4130 errata and the macc alternatives
3622 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3623 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3624 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3625 (MULTILIB_DEFAULTS): Remove leading "march=".
3626 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3627 if no architecture option is given.
3628 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3630 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3631 * doc/invoke.texi: Document -mfix-vr4130.
3633 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3635 * config/mips/mips.c (override_options): Only warn about -mint64
3636 deprecation if TARGET_INT64.
3638 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3640 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3641 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3642 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3643 are non-specific regarding the nonnull parameter positions.
3644 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3645 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3646 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3647 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3649 * builtins.def: Use the non-specific "nonnull" attibute lists.
3651 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3653 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3654 single_pred_edge, single_succ, single_pred): Improve comments.
3656 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3658 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3659 single_pred_edge, single_succ, single_pred): New inline functions.
3660 * bb-reorder.c (rotate_loop, find_traces_1_round,
3661 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3662 duplicate_computed_gotos): Use the single_succ/pred functions.
3663 * cfganal.c (forwarder_block_p): Ditto.
3664 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3665 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3666 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3667 merge_seq_blocks): Ditto.
3668 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3669 * cfglayout.c (fixup_reorder_chain): Ditto.
3670 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3671 canonicalize_loop_headers, verify_loop_structure): Ditto.
3672 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3673 mfb_update_loops, create_preheader, force_single_succ_latches,
3674 create_loop_notes): Ditto.
3675 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3676 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3677 commit_one_edge_insertion, purge_dead_edges,
3678 cfg_layout_can_merge_blocks_p): Ditto.
3679 * except.c (sjlj_emit_function_enter): Ditto.
3680 * flow.c (init_propagate_block_info): Ditto.
3681 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3682 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3683 insert_insn_end_bb): Ditto.
3684 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3685 find_if_case_2): Ditto.
3686 * lambda-code.c (perfect_nestify): Ditto.
3687 * lcm.c (optimize_mode_switching): Ditto.
3688 * loop-doloop.c (doloop_modify): Ditto.
3689 * loop-init.c (loop_optimizer_init): Ditto.
3690 * loop-iv.c (simplify_using_initial_values): Ditto.
3691 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3692 * loop-unswitch.c (unswitch_loop): Ditto.
3693 * modulo-sched.c (generate_prolog_epilog): Ditto.
3694 * predict.c (combine_predictions_for_insn, estimate_probability,
3695 tree_estimate_probability, last_basic_block_p,
3696 estimate_bb_frequencies): Ditto.
3697 * profile.c (branch_prob): Ditto.
3698 * regrename.c (copyprop_hardreg_forward): Ditto.
3699 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3700 * tracer.c (layout_superblocks): Ditto.
3701 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3702 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3703 cleanup_control_expr_graph, disband_implicit_edges,
3704 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3705 tree_verify_flow_info, tree_make_forwarder_block,
3706 tree_forwarder_block_p, remove_forwarder_block,
3707 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3708 * tree-if-conv.c (tree_if_conversion): Ditto.
3709 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3710 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3711 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3712 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3713 copy_loop_headers): Ditto.
3714 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3715 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3716 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3717 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3718 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3719 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3720 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3721 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3722 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3723 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3724 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3725 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3726 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3727 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3728 slpeel_add_loop_guard): Ditto.
3730 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3732 PR tree-optimization/15784
3733 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3736 * stmt.c (expand_case): Don't change index_type. Convert minval
3739 PR tree-optimization/20130
3740 * fold-const.c (fold): Fold x * -1 into -x.
3742 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3744 PR rtl-optimization/20331
3745 * rtlanal.c (modified_between_p): Check its address first for MEM.
3746 (modified_in_p): Likewise.
3748 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3750 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3752 2005-03-10 Steven Bosscher <stevenb@suse.de>
3754 * expr.c (expand_expr_real_1): If possible, use a conditional
3755 move for expanding MIN_EXPR and MAX_EXPR.
3756 Use temp for moving around rtx-en.
3758 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3761 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3764 2005-03-10 Roger Sayle <roger@eyesopen.com>
3766 * builtins.c (expand_builtin_signbit): Extend to handle floating
3767 point modes wider than the largest integer type, using the
3768 operand_subword_force function to obtain the signbit's word.
3770 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3773 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3774 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3776 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3778 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3780 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3782 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3784 (perform_edge_inserts): Unconditionally call
3785 free_dominator_info.
3787 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3789 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3791 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3793 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3795 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3797 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3799 (rtl_register_value_prof_hooks,
3800 tree_value_profile_transformations,
3801 tree_register_value_prof_hooks): Likewise.
3802 * var-tracking.c (stack_adjust_offset_pre_post,
3803 variable_htab_free, variable_union, dataflow_set_different_2,
3804 count_uses, variable_was_changed, set_frame_base_location,
3805 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3806 vt_add_function_parameters): Likewise.
3807 * varasm.c (named_section_real, named_section, make_decl_rtl,
3808 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3809 const_hash_1, compare_constant, copy_constant, force_const_mem,
3810 output_constant_pool_2, output_constant_pool_1, output_constant,
3811 output_constructor, make_decl_one_only, decl_tls_model,
3812 default_no_named_section, default_elf_select_section_1,
3813 default_unique_section_1): Likewise.
3814 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3815 * vmsdbgout.c (addr_const_to_string): Likewise.
3818 * function.c (struct assign_parm_data_one): Remove last_named
3820 (assign_parm_find_data_types): Don't determine last_named.
3821 Reorder named_parm determination.
3822 (assign_parms): Only setup varargs on the last non-varadic
3825 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3827 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3828 sda base address on medium model.
3830 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3832 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3833 * cfgloop.c (flow_loop_nodes_find): Export.
3834 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3836 * cfgloopmanip.c (fix_loop_structure): New function.
3837 * predict.c (predict_loops): Clean up the loops information.
3838 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3839 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3841 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3842 (rewrite_into_loop_closed_ssa): Declaration changed.
3843 * tree-loop-linear.c (linear_transform_loops): Add argument to
3844 rewrite_into_loop_closed_ssa call.
3845 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3846 * tree-ssa-loop-im.c (move_computations): Ditto.
3847 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3848 * tree-vectorizer.c (vectorize_loops): Ditto.
3849 * tree-optimize.c: Include cfgloop.h.
3850 (execute_todo): Choose whether to call cleanup_tree_cfg or
3851 cleanup_tree_cfg_loop.
3852 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3853 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3854 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3855 cleanup_tree_cfg_loop call.
3856 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3857 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3858 work on part of cfg.
3860 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3863 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3864 with multiple alternatives.
3866 * stmt.c (parse_output_constraint): Fix a typo.
3868 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3870 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3871 assembly directive instead of deprecated "no-generics".
3873 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3875 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3876 for non-offsettable memory references to cope with outstanding reload
3878 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3879 avoid losing outstanding address reloads.
3880 ("reload_outdi", "reload_outdf"): Likewise.
3882 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3884 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3885 code. Add more cbrt transformations.
3887 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3889 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3891 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3893 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3894 NULL_TREE when a given tree is not simplified.
3895 (fold): Return the original tree when any of the functions
3896 mentioned above NULL_TREE.
3898 * fold-const.c (fold_unary, fold_binary): Take decomposed
3899 arguments, code, type, op0, and op1 in case of fold_binary.
3900 (fold): Update calls to fold_unary and fold_binary.
3902 2005-03-09 Roger Sayle <roger@eyesopen.com>
3904 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3905 a fndecl and an arglist instead of a CALL_EXPR, exp.
3907 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3909 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3911 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3913 * expr.c (expand_assignment): Remove orig_to_rtx.
3915 * fold-const.c (int_const_binop): Remove no_overflow.
3917 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3919 * loop-iv.c (get_biv_step_1): Remove lhs.
3921 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3923 * real.c (real_nan): Remove neg.
3925 * function.c (thread_prologue_and_epilogue_insns): Remove i
3928 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3931 * tree-eh.c (tree_could_trap_p): Remove idx.
3933 * tree-into-ssa.c (ann): Remove ann.
3935 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3937 * tree-sra.c (decide_block_copy): Remove inst_count.
3939 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3941 * tree-ssa-loop-im.c (lhs): Remove.
3943 * cfgbuild.c (state, STATE, SET_STATE,
3944 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3946 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3947 (find_basic_blocks): Set the state of each basic block to
3950 2005-03-08 Jeff Law <law@redhat.com>
3952 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3953 goto results in the removal of edges in the CFG, then we need
3954 to recompute dominators.
3956 2005-03-09 Ben Elliston <bje@au.ibm.com>
3958 * c-common.c (c_do_switch_warnings): Comment fix.
3960 2005-03-08 Julian Brown <julian@codesourcery.com>
3962 * Patch from 2005-03-08 reverted for causing regressions and
3963 ppc-darwin bootstrap failure.
3965 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3967 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3968 Define the real function for ppc-darwin.
3969 * c-typeck.c (convert_arguments): Check for target-specific
3970 invalid argument call to unprototyped function.
3971 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3973 * target.h (invalid_arg_for_unprototyped_fn): New field
3975 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3976 default target hook.
3977 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3980 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3982 * c-typeck.c (constructor_stack, constructor_range_stack,
3983 initializer_stack): Make them static.
3985 * cfg.c (rbi_pool): Make it static.
3987 * gimple-low.c (lower_stmt_body): Make it static.
3988 * tree-flow.h: Remove the corresponding prototype. Don't
3991 * sched-deps.c (cache_size): Make it static.
3993 * stor-layout.c (lang_adjust_rli): Make it static.
3995 2005-03-08 Julian Brown <julian@codesourcery.com>
3997 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3998 from being used for symbols with vague linkage when
3999 HAVE_GAS_COMDAT_GROUP is true.
4001 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
4003 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
4004 nlabel == JUMP_LABEL (jump).
4006 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4008 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
4009 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
4010 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
4011 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
4013 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
4016 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
4017 * c-common.c (handle_returns_twice): New function.
4018 (c_common_attribute_table): Declare eturns_twice' attribute.
4019 * doc/extend.texi: Document eturns_twice' attribute.
4020 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
4021 (struct tree_decl): Add returns_twice_flag.
4023 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4025 * tree-ssa-phiopt.c: Fix a comment typo.
4027 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
4028 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
4029 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
4032 2005-03-08 Richard Henderson <rth@redhat.com>
4034 * config/alpha/alpha.c (code_for_builtin): Replace special-case
4035 builtin codes with ctzdi2, clzdi2, popcountdi2.
4036 (struct alpha_builtin_def): Add is_const.
4037 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
4038 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
4039 (alpha_init_builtins): Init them. Set nothrow and const attributes
4041 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
4042 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
4043 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
4044 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
4045 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
4046 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
4047 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
4048 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
4049 (TARGET_FOLD_BUILTIN): New.
4050 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
4051 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
4053 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4055 2005-03-08 Ira Rosen <irar@il.ibm.com>
4057 PR tree-optimization/20122
4058 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4059 condition of access function instead of base.
4061 2005-03-07 Jeff Law <law@redhat.com>
4062 Steven Bosscher <stevenb@suse.de>
4064 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4065 (find_taken_edge): Call find_taken_edge_computed_goto as
4066 appropriate. Allow any gimple invariant rather than just
4067 INTEGER_CST for VAL.
4068 (cleanup_control_flow): Cleanup a computed goto which has turned
4070 (tree_merge_blocks): If block B has any forced labels, move
4071 them to the start of block A.
4072 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4073 computed gotos as well.
4074 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4075 removal of unnecessary computed gotos too.
4076 (lookup_redirection_data): Fix type of INSERT argument. Callers
4079 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4081 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4082 Remove trailing spaces.
4084 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4085 unshare_all_trees): Make them static.
4086 * tree-gimple.h: Remove the corresponding prototypes.
4088 * diagnostic.h: Remove unused prototype
4089 debug_output_buffer.
4090 * modulo-sched.c: Remove unused prototype
4091 set_row_column_for_ps.
4093 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4094 replace_phi_edge_with_variable): Remove unused variable i.
4096 2005-03-07 Per Bothner <per@bothner.com>
4098 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4100 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4103 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4104 bbs on the COND_EXPR instead of the PHI_NODEs.
4105 (candidate_bb_for_phi_optimization): Remove.
4106 (replace_phi_with_stmt): Rename to ...
4107 (replace_phi_edge_with_variable): this and change so that we
4108 replace the phi argument instead of removing the PHI.
4109 (conditional_replacement): Change so we deal with PHI with more
4111 (value_replacement): Likewise.
4112 (abs_replacement): Likewise.
4114 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4116 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4117 output_e500_flip_gt_bit.
4119 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4121 (rs6000_generate_compare): Fix logic to look at the correct bits.
4122 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4124 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4125 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4126 gen_move_from_CR_gt_bit.
4128 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4129 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4130 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4132 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4133 (E500_CR_IOR_COMPARE): New constant.
4135 2005-03-08 Earl Chew <earl_chew@agilent.com>
4136 David Billinghurst <David.Billinghurst@riotinto.com>
4138 * config/i386/host-cygwin.c: New file to support precompiled
4140 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4141 * config.host: Use above files for cygwin host.
4143 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4145 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4146 ordering ops from earlier change.
4148 2005-03-07 Per Bothner <per@bothner.com>
4150 Various fixes to allow us to again build if --enable-mapped-location:
4151 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4152 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4153 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4154 local variable loc. Change logic appropriately.
4155 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4156 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4157 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4158 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4159 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4161 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4163 PR rtl-optimization/19683
4164 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4165 number of bytes, to smallest_int_for_mode. Fix arguments to
4166 REG_CANNOT_CHANGE_MODE_P.
4168 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4170 * reorg.c (relax_delay_slots): Check that the jump is
4171 conditional before trying to invert it.
4173 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4175 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4178 * calls (stack_arg_under_construction): Make it static.
4180 * flow.c (regs_live_at_setjmp): Make it static.
4181 * flow.h: Remove the corresponding prototype.
4183 * reload1.c (reload_startobj, reload_firstobj,
4184 something_needs_operands_changed, reload_inherited,
4185 reload_inheritance_insn, reload_override_in,
4186 reload_spill_index): Make them static.
4188 * recog.c (verify_changes): Make it static.
4189 * recog.h: Remove the corresponding prototype.
4191 * cfgbuild.c (find_sub_basic_blocks): Remove.
4192 * basic-block.h: Remove the corresponding prototype.
4193 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4195 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4197 * tree-ssa-operands.c (check_build_stmt): Remove.
4199 * stor-layout.c (set_alignment): Remove.
4200 * tree.h: Remove the corresponding prototype.
4202 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4204 * tree-ssa-dce.c (control_dependence_map,
4205 visited_control_parents): Make them static.
4207 * cfghooks.c (verify_flow_info): Remove local variable
4210 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4213 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4215 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4217 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4219 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4221 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4222 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4223 PARALLEL for an empty structure.
4225 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4227 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4229 * fold-const.c (fold_binary): Unroll the very first "for"
4232 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4234 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4235 redundant match_code test.
4236 (scc_comparison_operator): Swap match_operand and match_code
4238 (branch_positive_comparison_operator): Same.
4239 (trap_comparison_operator): Use comparison_operator and swap with
4242 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4245 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4246 (out_movhi_r_mr): Read low byte of volatile MEM first.
4247 (out_movhi_mr_r): Write high byte of volatile MEM first.
4249 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4251 * cselib.c (reg_values, reg_values_size): Make them static.
4253 * cse.c (cse_reg_info_table): Make it static.
4255 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4257 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4259 * cse.c (find_best_addr): Use canon_for_address.
4261 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4263 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4264 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4265 SUBREG and MEM, respectively.
4267 * fold-const.c (fold_binary): Use code instead of t.
4269 * fold-const.c (optimize_minmax_comparison): Take decomposed
4270 arguments code, type, op0, and op1 instead of t.
4271 (fold_binary): Update a call to optimize_minmax_comparison.
4273 * fold-const.c (fold_range_test): Take decomposed arguments
4274 code, type, op0, and op1 instead of t.
4275 (fold_binary): Update a call to fold_range_test.
4277 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4278 decomposed arguments code, type, op0, and op1 instead of t.
4279 (fold_binary): Update a call to fold_range_test.
4281 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4283 * fold-const.c (fold_binary): Avoid directly using the original
4284 expression t as much as possible.
4286 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4288 * c-semantics.c (build_stmt): Use TYPE_P instead of
4289 IS_NON_TYPE_CODE_CLASS.
4290 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4291 (NON_TYPE_CHECK): Use TYPE_P instead of
4292 IS_NON_TYPE_CODE_CLASS.
4294 * fold-const.c (fold): Remove handling of binary expressions.
4296 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4298 * doc/c-tree.texi: Wrap comments in @r{}.
4299 * doc/cpp.texi: Likewise.
4300 * doc/cppinternals.texi: Likewise.
4301 * doc/extend.texi: Likewise.
4302 * doc/md.texi: Likewise.
4303 * doc/objc.texi: Likewise.
4304 * doc/sourcebuild.texi: Likewise.
4305 * doc/tm.texi: Likewise.
4308 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4310 * predict.c (apply_return_prediction): Standardize PHI chain
4312 * tree-ssa.c (ssa_redirect_edge): Likewise.
4314 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4315 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4318 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4319 * tree-flow.h: Adjust the prototype for remove_phi_node.
4320 * lambda-code.c (perfect_nestify): Adjust a call to
4323 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4324 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4326 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4327 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4328 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4329 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4331 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4332 of GEN_INT (trunc_int_for_mode (...)).
4333 * loop-iv.c (iv_number_of_iterations): Likewise.
4334 * postreload.c (reload_cse_move2add): Likewise.
4335 * simplify-rtx.c (simplify_const_unary_operation,
4336 simplify_const_binary_operation): Likewise.
4337 * stor-layout.c (get_mode_bounds): Likewise.
4339 * fold-const.c (fold_binary): New.
4340 (fold): Call fold_binary on binary expressions.
4342 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4344 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4345 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4346 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4347 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4348 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4350 2005-03-04 Devang Patel <dpatel@apple.com>
4352 PR tree-optimization/18815
4353 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4354 loops with zero exit edges.
4356 2005-03-04 Devang Patel <dpatel@apple.com>
4358 * doc/invoke.texi: Remove reference to webpage that does not exist.
4360 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4361 Joseph S. Myers <joseph@codesourcery.com>
4364 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4365 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4366 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4367 * pa.c (get_plabel): Change argument to symbol_ref. Call
4368 maybe_get_identifier instead of get_identifier.
4369 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4370 (struct deferred_plabel): Replace name field with symbol field.
4371 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4372 ASM_OUTPUT_EXTERNAL_REAL is defined.
4373 (output_global_address): Use output_addr_const for output of all
4375 (output_deferred_plabels): Use symbol_ref instead of name for address
4377 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4378 ASM_OUTPUT_SYMBOL_REF): New macros.
4379 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4381 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4384 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4386 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4387 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4389 2005-03-04 Jeff Law <law@redhat.com>
4391 * basic-block.h (rediscover_loops_after_threading): Declare.
4392 * tree-ssa-dom.c: Include cfgloop.h.
4393 (tree_ssa_dominator_optimize): Discover loops and some basic
4394 properties. Remove forwarder blocks recreated by loop header
4395 canonicalization. Also mark backedges in the CFG.
4396 * tree-ssa-threadupdate.c: Include cfgloop.h
4397 (rediscover_loops_after_threading): Define.
4398 (struct local_info): New field, JUMP_THREADED.
4399 (prune_undesirable_thread_requests): New function.
4400 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4401 then record that fact for the callers of redirct_edges.
4402 (thread_block): If BB has incoming backedges, then call
4403 prune_undesirable_thraed_requests. Note when we are
4404 going to have to rediscover loop information. Return a
4405 boolean indicating if any jumps were threaded.
4406 (thread_through_all_blocks): Bubble up boolean indicating
4407 if any jumps were threaded.
4408 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4409 (tree-ssa-threadupdate.o): Similarly.
4411 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4413 * fold-const.c (fold_ternary): Unroll the "for" loop to
4416 2005-03-04 Andrew Haley <aph@redhat.com>
4418 * unwind-dw2-fde-glibc.c (struct
4419 unw_eh_callback_data.check_cache): New field.
4420 (frame_hdr_cache): New.
4421 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4422 Cache frame header info.
4424 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4426 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4427 (print_c_condition): Declare.
4428 * read-rtl.c (ptr_loc): New structure.
4429 (ptr_locs, ptr_loc_obstack, joined_conditions)
4430 (joined_conditions_obstack): New variables.
4431 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4432 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4433 (join_c_conditions, print_c_condition): New functions.
4434 (apply_macro_to_string): Associate the new string with the same
4435 source location as the old one.
4436 (add_condition_to_string): Use join_c_conditions.
4437 (read_string): Use set_rtx_ptr_loc to record a filename and line
4438 number for the string.
4439 (read_rtx): Initialize the new variables above.
4440 * genattrtab.c (write_test_expr, write_attr_value): Use
4442 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4443 comment above the GCC_VERSION check.
4444 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4445 Inline the definition of MAYBE_EVAL.
4446 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4447 * genoutput.c (process_template): Likewise.
4448 * genpreds.c (write_predicate_subfunction): Likewise.
4449 (write_predicate_expr): Use print_c_condition.
4450 * genrecog.c (write_cond): Likewise.
4451 * gensupport.c (process_rtx): Use join_c_conditions to join the
4452 conditions of a define_insn_and_split. Record a source location
4453 for the string after the "&&".
4454 (alter_test_for_insn): Use join_c_conditions.
4456 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4459 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4460 PR tree-optimization/15784
4461 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4464 2005-03-04 Ben Elliston <bje@au.ibm.com>
4466 * gcc.c (option_map): Add --coverage.
4467 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4468 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4469 * config/darwin.h: Pass -lgcov for `coverage'.
4470 * doc/invoke.texi (Debugging Options): Document --coverage.
4472 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4474 * gcse.c (bypass_block): Use find_edge wherever possible.
4476 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4480 * c-opts.c (c_common_parse_file): Call start_source_file
4481 and end_source_file at the approriate times.
4483 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4484 the main file, it will be done for us now.
4486 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4488 * fold-const.c (fold_ternary): New.
4489 (fold): Call fold_ternary on ternary expressions. Remove
4490 handling of ternary expressions.
4492 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4494 PR tree-optimization/15784
4495 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4498 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4500 * config/rs6000/predicates.md (branch_comparison_operator):
4501 Convert from C block to conditional format.
4503 2005-03-03 Jan Hubicka <jh@suse.cz>
4505 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4506 and non-constant public variables.
4508 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4510 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4513 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4516 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4517 calls to release_ssa_name and release_phi_node.
4519 * fold-const.c (fold): Remove handling of unary expressions.
4521 * fold-const.c (fold_unary): Avoid directly using the original
4522 expression t as much as possible.
4524 2005-03-03 Roger Sayle <roger@eyesopen.com>
4525 Andrew Pinski <pinskia@physics.uc.edu>
4527 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4528 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4530 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4532 Describe special registers SRP and MOF as allocatable registers.
4533 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4534 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4535 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4536 TARGET_HAS_MUL_INSNS.
4537 (cris_print_operand) <case 'd'>: New case.
4538 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4539 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4541 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4542 (REG_ALLOC_ORDER): Update for MOF.
4543 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4545 (GENERAL_REGS): No longer a define of ALL_REGS.
4546 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4547 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4549 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4550 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4551 (SECONDARY_RELOAD_CLASS): Define.
4552 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4553 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4554 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4555 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4556 (REGISTER_MOVE_COST): Define.
4557 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4558 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4559 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4560 (CRIS_MOF_REGNUM): New define_constants.
4561 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4563 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4565 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4566 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4567 Adjust for MOF being properly described as a register.
4568 (indir_to_reg_split): Name this split. Conditionalize on the
4569 destination register being a general register.
4570 (movei): Conditionalize on on operands 0 and 1 having the same
4573 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4576 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4577 -mcpu to override any other explicitly given flags.
4579 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4581 * recog.c (verify_changes, confirm_change_group): New functions,
4582 broken out of apply_change_group.
4583 (apply_change_group): Use them.
4584 * recog.h (verify_change, confirm_change_group): Declare.
4585 * rtl.h (redirect_jump_2): Declare.
4586 * jump.c (redirect_exp, invert_exp): Delete.
4587 (invert_exp_1): Take second parameter. Return value. Changed caller.
4588 (redirect_jump_2): New function, broken out of redirect_jump.
4589 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4590 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4591 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4593 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4595 * varasm.c (named_section): Use xstrdup rather than doing it by
4598 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4600 2005-03-02 Devang Patel <dpatel@apple.com>
4602 Undo PR tree-optimization/18815 fix.
4604 2005-03-02 Devang Patel <dpatel@apple.com>
4606 PR tree-optimization/18815
4607 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4608 loops with zero exit edges.
4610 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4612 * cfg.c (connect_src, connect_dest, disconnect_src,
4613 disconnct_dest): New.
4614 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4615 redirect_edge_pred): Use the new functions.
4617 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4618 free_dominance_info only when needed.
4620 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4623 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4624 (reg_or_sub_cint64_operand): Same.
4626 2005-03-02 Jeff Law <law@redhat.com>
4628 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4629 CFG_ALTERED in the main DOM iteration loop.
4631 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4634 * varasm.c (initializer_constant_valid_p): Allow conversions
4635 between OFFSET_TYPEs. Tidy.
4637 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4639 * config/cris/cris.md ("return"): Remove epilogue delay list
4642 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4644 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4646 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4648 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4650 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4651 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4652 config/m68k/m68k.c, config/mips/mips.h,
4653 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4654 doc/include/gcc-common.texi: Update copyright.
4656 PR middle-end/18029 and PR middle-end/18030
4657 * expr.c (optimize_bitfield_assignment_op): Add a special case
4658 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4660 * fold-const.c (fold_unary): New.
4661 (fold): Call fold_unary on unary expressions.
4663 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4665 * cgraph.h (struct cgraph_edge): Add prev_caller and
4667 (cgraph_node_remove_callees): Export.
4668 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4670 (cgraph_edge_remove_callee): New function.
4671 (cgraph_edge_remove_caller): Likewise.
4672 (cgraph_remove_edge): Use.
4673 (cgraph_redirect_edge_callee): Likewise.
4674 (cgraph_node_remove_callees): New function.
4675 (cgraph_node_remove_callers): Likewise.
4676 (cgraph_remove_node): Use.
4677 * tree-optimize.c (tree_rest_of_compilation): Use
4678 cgraph_node_remove_callees instead of manual loop.
4679 * cgraphunit.c (cgraph_finalize_function): Likewise.
4680 (cgraph_expand_function): Likewise.
4681 (cgraph_remove_unreachable_nodes): Likewise.
4683 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4686 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4688 * c-decl.c (undeclared_variable): Take location as argument.
4689 * c-typeck.c (build_external_ref): Likewise.
4690 * c-parser.c (c_parser_postfix_expression): Pass location of
4691 identifier to build_external_ref.
4693 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4695 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4696 CCEQ mode for branch_positive_comparison_operator test.
4697 * config/rs6000/predicates (branch_comparison_operator): Revert to
4699 (scc_comparison_operator): Same.
4700 (branch_positive_comparison_operator): Same.
4702 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4704 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4705 (cris_delay_slots_for_epilogue): Remove.
4706 (save_last): Move into cris_target_asm_function_epilogue.
4707 (cris_target_asm_function_epilogue): Remove tests for file being
4709 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4710 (cris_delay_slots_for_epilogue): Remove prototypes.
4711 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4712 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4714 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4716 * config/rs6000/predicates.md (branch_comparison_operator): Change
4717 to define_special_predicate.
4718 (scc_comparison_operator): Same.
4719 (branch_positive_comparison_operator): Same.
4721 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4723 * Makefile.in (tree-ssa-sink.o): New.
4724 (OBJS-common): Add tree-ssa-sink.o.
4725 * common.opt: Add -ftree-sink
4726 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4727 * timevar.def (TV_TREE_SINK): new timevar.
4728 * tree-flow.h (is_hidden_global_store): Prototype.
4729 * tree-optimize.c (init_tree_optimization_passes): Add
4731 * tree-pass.h (pass_sink_code): New.
4732 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4733 for non-obvious global store store to is_hidden_global_store, and
4734 call that new function.
4735 * tree-ssa-sink.c: New file.
4736 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4737 * doc/passes.texi: Document forward store motion.
4738 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4739 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4740 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4741 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4743 2005-03-01 Per Bothner <per@bothner.com>
4745 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4746 and we have a non-zero column-number, add it to the message.
4747 Also factor out the diagnostic_kind_text.
4749 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4751 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4752 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4753 flow_loop_scan): Removed.
4754 (flow_loop_dump): Do not dump removed fields.
4755 (flow_loop_free): Do not free removed fields.
4756 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4757 (loop_exit_edge_p): New function.
4758 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4759 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4760 num_exits, exits_doms.
4761 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4762 LOOP_EDGES, LOOP_ALL): Removed.
4763 (flow_loop_scan): Declaration removed.
4764 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4765 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4767 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4768 (if_convert): Call flow_loops_find and flow_loops_free
4769 when calling mark_loop_exit_edges.
4770 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4771 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4772 free_dominance_info calls.
4773 * loop-init.c (flow_loops_find): Ditto.
4774 * passes.c (rest_of_handle_branch_prob): Ditto.
4775 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4776 * loop-unroll.c (analyze_insns_in_loop): Do not use
4778 * predict.c (predict_loops): Do not call flow_loop_scan.
4779 Use get_loop_exit_edges.
4780 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4781 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4782 Do not use EDGE_LOOP_EXIT.
4783 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4784 to bb_with_exit_edge_p.
4785 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4786 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4787 to bb_with_exit_edge_p.
4788 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4790 * tree-loop-linear.c (linear_transform_loops): Do not call
4791 flow_loop_scan. Use loop->single_exit.
4792 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4793 (vect_analyze_loop_form): Do not call flow_loop_scan.
4794 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4796 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4798 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4799 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4800 slpeel_tree_duplicate_loop_to_edge_cfg,
4801 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4802 Use loop_preheader_edge and loop->single_exit. Do not call
4805 2005-03-01 Nick Clifton <nickc@redhat.com>
4807 * config/arm/arm.c (thumb_find_work_register): Check all of the
4808 argument registers to see if they are free, and a couple of
4809 special cases where the last argument register but can be proved
4810 to be available during the function's prologue.
4811 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4812 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4813 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4815 (thumb_compute_save_reg_mask): Likewise. Also use
4816 thumb_find_work_register() to ensure that there is agreement about
4817 which work register is going to be used in the prologue.
4818 (thumb_output_function_prologue): Use unsigned long as the type
4819 for the register bit-mask. Also delay pushing the link register if
4820 other high registers are going to be pushed.
4821 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4822 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4823 redundant prototypes.
4825 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4828 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4829 and after reload in REG+REG indexed addresses without REG_POINTER
4830 set in the base and not set in the index.
4832 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4834 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4835 Don't undefine here.
4836 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4837 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4838 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4839 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4840 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4842 * config.gcc (sh*-*-linux*): Use config/linux.h.
4844 2005-02-28 Dale Johannesen <dalej@apple.com>
4845 Stan Shebs <shebs@apple.com>
4847 Rewrite of 64-bit Darwin structure-by-value pass/return.
4848 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4849 intoffset, use_stack, named.
4850 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4851 (rs6000_darwin64_record_arg_advance_flush): New.
4852 (rs6000_darwin64_record_arg_advance_recurse): New.
4853 (rs6000_darwin64_record_arg_flush): New.
4854 (rs6000_darwin64_record_arg_recurse): New.
4855 (rs6000_darwin64_record_arg): New.
4856 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4857 (function_arg_boundary): Handle 128-bit aligned structs.
4858 (function_arg_advance): Rewrite darwin64 struct handling.
4859 (function_arg): Call rs6000_darwin64_record_arg.
4860 (function_arg_partial_nregs): Handle darwin64 structs.
4861 (rs6000_darwin64_function_value): Remove.
4862 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4864 2005-02-28 Roger Sayle <roger@eyesopen.com>
4866 PR tree-optimization/20216
4867 * tree-chrec.c (tree_fold_factorial): Delete.
4868 (tree_fold_binomial): Change argument list to take a return type
4869 and change the type of K to unsigned int. Rewrite to avoid explicit
4870 evaluation of factorials, and (recursively) calling fold to perform
4871 compile-time arithmetic. Return NULL on (internal) overflow.
4872 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4873 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4874 if any intermediate calculation overflows.
4875 (chrec_apply): Update call to chrec_evaluate.
4877 2005-02-28 James E Wilson <wilson@specifixinc.com>
4879 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4881 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4884 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4885 instead of NULL_TREE on error.
4887 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4889 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4890 (EASY_VECTOR_15_ADD_SELF): Remove.
4891 (num_insns_constant_wide): Not static.
4892 (validate_condition_mode): Not static.
4893 (toc_relative_expr_p): Not static.
4894 (legitimate_indirect_address_p): Not static.
4895 (macho_lo_sum_memory_operand): Not static.
4896 (invalid_e500_subreg): Not static.
4897 (easy_vector_same): Not static.
4898 (easy_vector_splat_const): Not static.
4899 (RS6000_SYMBOL_REF_TLS_P): Remove.
4900 (any_operand): Delete.
4901 (any_parallel_operand): Delete.
4902 (count_register_operand): Delete.
4903 (altivec_register_operand): Delete.
4904 (xer_operand): Delete.
4905 (s8bit_cint_operand): Delete.
4906 (short_cint_operand): Delete.
4907 (u_short_cint_operand): Delete.
4908 (non_short_cint_operand): Delete.
4909 (exact_log2_cint_operand): Delete.
4910 (gpc_reg_operand): Delete.
4911 (cc_reg_operand): Delete.
4912 (cc_reg_not_cr0_operand): Delete.
4913 (reg_or_short_operand): Delete.
4914 (reg_or_neg_short_operand): Delete.
4915 (reg_or_aligned_short_operand): Delete.
4916 (reg_or_u_short_operand): Delete.
4917 (reg_or_cint_operand): Delete.
4918 (reg_or_arith_cint_operand): Delete.
4919 (reg_or_add_cint64_operand): Delete.
4920 (reg_or_sub_cint64_operand): Delete.
4921 (reg_or_logical_cint_operand): Delete.
4922 (got_operand): Delete.
4923 (got_no_const_operand): Delete.
4924 (easy_fp_constant): Delete.
4925 (easy_vector_constant): Delete.
4926 (easy_vector_constant_add_self): Delete.
4927 (zero_constant): Delete.
4928 (zero_fp_constant): Delete.
4929 (volatile_mem_operand): Delete.
4930 (offsettable_mem_operand): Delete.
4931 (mem_or_easy_const_operand): Delete.
4932 (add_operand): Delete.
4933 (non_add_cint_operand): Delete.
4934 (logical_operand): Delete.
4935 (non_logical_cint_operand): Delete.
4936 (mask_operand): Delete.
4937 (mask_operand_wrap): Delete.
4938 (mask64_operand): Delete.
4939 (mask64_2_operand): Delete.
4940 (and64_operand): Delete.
4941 (and64_2_operand): Delete.
4942 (and_operand): Delete.
4943 (reg_or_mem_operand): Delete.
4944 (lwa_operand): Delete.
4945 (symbol_ref_operand): Delete.
4946 (call_operand): Delete.
4947 (current_file_function_operand): Delete.
4948 (input_operand): Delete.
4949 (rs6000_nonimmediate_operand): Delete.
4950 (rs6000_tls_symbol_ref): Delete.
4951 (save_world_operation): Delete.
4952 (restore_world_operation): Delete.
4953 (load_multiple_operation): Delete.
4954 (store_multiple_operation): Delete.
4955 (vrsave_operation): Delete.
4956 (mfcr_operation): Delete.
4957 (mtcrf_operation): Delete.
4958 (lmw_operation): Delete.
4959 (stmw_operation): Delete.
4960 (branch_comparison_operator): Delete.
4961 (branch_positive_comparison_operator): Delete.
4962 (scc_comparison_operator): Delete.
4963 (trap_comparison_operator): Delete.
4964 (boolean_operator): Delete.
4965 (boolean_or_operator): Delete.
4966 (min_max_operator): Delete.
4967 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4968 (EASY_VECTOR_15): Moved to here.
4969 (EASY_VECTOR_15_ADD_SELF): Move to here.
4970 (PREDICATE_CODES): Delete.
4971 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4972 Declare functions no longer static.
4973 * config/rs6000/predicates.md: New.
4974 * config/rs6000/rs6000.md: Include predicates.md
4976 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4978 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4979 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4981 * cfgrtl.c (need_fake_edge_p): Likewise.
4982 * combine.c (distribute_notes): Likewise.
4983 * emit-rtl.c (try_split): Likewise.
4984 * recog.c (peephole2_opimize): Likewise.
4985 * reg-notes.def (ALWAYS_RETURN): Remove.
4986 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4987 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4988 * tree.h (ECF_ALWAYS_RETURN): Remove.
4990 2005-02-28 Roger Sayle <roger@eyesopen.com>
4993 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4994 between different machine modes is never a "useless" conversion.
4996 2005-02-28 Geert Bosch <bosch@gnat.com>
4999 * doc/contrib.texi: List contributors for Ada front end
5001 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5003 * simplify-rtx.c (simplify_unary_operation_1,
5004 simplify_const_unary_operation): New, extracted from...
5005 (simplify_unary_operation): ... this one.
5006 (simplify_binary_operation_1,
5007 simplify_const_binary_operation): New, extracted from...
5008 (simplify_binary_operation): ... this one.
5009 * rtl.h (simplify_const_unary_operation,
5010 simplify_const_binary_operation): Add prototypes.
5012 2005-02-28 Julian Brown <julian@codesourcery.com>
5014 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
5015 building libjava and caused PR regression/20228.
5017 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
5020 * Makefile.in (host_subdir): New.
5021 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
5022 * configure: Regenerate.
5024 2005-02-27 Zack Weinberg <zack@codesourcery.com>
5026 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
5027 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
5028 installation directory first.
5030 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
5033 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
5034 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
5035 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
5036 * config/cris/cris.md: Tweak comments referring to Q.
5037 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
5038 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
5039 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
5040 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
5041 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
5042 Insert spaces in constraints to align alternatives vertically for
5044 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
5047 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5049 PR rtl-optimization/17728
5050 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
5051 operand 0 from general_operand to move_dest_operand.
5053 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5055 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5056 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5057 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5058 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5060 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5062 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5063 * configure: Regenerate.
5064 * libada-mk.in: Remove CC; rename
5065 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5067 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5070 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5071 for the lhs, also walk over the tree. Likewise for rhs.
5073 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5075 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5076 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5077 Do not propagate value of iv before increment over the increment.
5079 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5081 * c-parser.c: New file.
5082 * c-parse.in: Remove.
5083 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5085 (c-parser.o): Add dependencies.
5086 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5087 maintainer-clean, TAGS): Update.
5088 * c-config-lang.in (gtfiles): Update.
5089 * gengtype-lex.l: Don't handle "@@".
5090 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5091 objc_build_synchronized, objc_begin_try_stmt,
5092 objc_begin_catch_clause, objc_finish_catch_clause,
5093 objc_build_finally_clause, objc_finish_try_stmt): New.
5094 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5096 (c_parse_init): Update comment.
5097 * c-decl.c (c_init_decl_processing): Update comment.
5098 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5099 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5100 new c_declspecs members.
5102 2005-02-25 Julian Brown <julian@codesourcery.com>
5104 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5105 from being used for symbols with vague linkage when
5106 HAVE_GAS_COMDAT_GROUP is true.
5108 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5110 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5112 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5115 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5116 (LIBGCC2_HAS_DF_MODE): New.
5117 (LIBGCC2_HAS_XF_MODE): New.
5118 (LIBGCC2_HAS_TF_MODE): New.
5119 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5120 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5121 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5122 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5123 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5124 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5125 and add _fixtfdi, _fixunstfdi, _floatditf
5126 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5127 L_fixunstfdi, L_floatditf.
5128 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5129 (LIBGCC2_HAS_TF_MODE): Define.
5131 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5133 PR tree-optimization/20204
5134 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5135 REWRITE_THIS_STMT markers on PHI nodes.
5136 (rewrite_initialize_block): Likewise.
5138 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5140 * version.c (version_string): Update to 4.1.
5142 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5144 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5145 Clarify that the alternative way doesn't work in GNU C++.
5147 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5149 PR tree-optimization/19937
5150 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5151 to the type of the induction variable.
5153 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5155 PR rtl-optimization/20117
5156 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5157 the block including noncopyable insn.
5159 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5161 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5162 calls to find_reg_note.
5164 2005-02-24 Richard Henderson <rth@redhat.com>
5167 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5170 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5172 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5173 vector types if to use base reg for misaligned non-word ld/std.
5175 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5178 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5179 dwarf2 label manually and put it after, not before the prologue.
5181 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5184 * reload.c (operands_match_p): Only increment register number for
5185 SCALAR_INT_MODE_P modes in multiple hard registers.
5187 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5190 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5192 * ChangeLog.5: Fix log message typo(s).
5193 * ChangeLog.7: Likewise.
5194 * ChangeLog.tree-ssa: Likewise.
5195 * cfgexpand.c: Fix comment typo(s).
5196 * conflict.c: Likewise.
5197 * defaults.h: Likewise.
5198 * dwarf2out.c: Likewise.
5200 * ggc-page.c: Likewise.
5201 * tree-eh.c: Likewise.
5202 * tree-ssa-dom.c: Likewise.
5204 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5207 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5208 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5209 if SHARED is defined.
5212 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5213 allow splitting only if operands 0 and 3 don't overlap.
5215 2005-02-24 Richard Henderson <rth@redhat.com>
5218 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5219 (fold_builtin_1): Call them.
5220 * fold-const.c (fold_complex_mult_parts): Split out from ...
5221 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5222 (fold_complex_div_parts, fold_complex_div): New.
5224 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5226 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5228 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5229 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5231 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5232 (print_node): Likewise.
5233 Print TYPE_SIZES_GIMPLIFIED.
5235 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5237 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5238 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5239 operands as commutative in constraints.
5241 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5243 * tree-into-ssa.c: Re-organize internal functions.
5245 2005-02-24 Richard Henderson <rth@redhat.com>
5248 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5250 * common.opt (fcx-limited-range): New.
5251 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5252 * toplev.c (flag_complex_method): Initialize to 1.
5253 (process_options): Set flag_complex_method to 0 if
5254 flag_cx_limited_range.
5255 * doc/invoke.texi (-fcx-limited-range): New.
5257 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5259 * cse.c (delete_trivially_dead_insns): Speed up by using
5260 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5263 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5265 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5266 functions when -mid-shared-library is being used.
5268 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5270 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5271 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5272 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5273 * system.h: Poison LINK_LIBGCC_SPECIAL.
5275 2005-02-23 James E Wilson <wilson@specifixinc.com>
5277 * gengtype.c (note_insn_name): Make 1 element larger.
5279 2005-02-23 Roger Sayle <roger@eyesopen.com>
5282 PR rtl-optimization/20097
5283 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5284 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5286 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5288 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5289 * t-aix52 (SHLIB_INSTALL): Same.
5291 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5293 * genpreds.c: Update copyright.
5295 2005-02-23 Michael Beach <michaelb@ieee.org>
5298 * config/sparc/t-elf (startup files): Assemble with CPP.
5300 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5302 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5303 (write_predicate_expr): Likewise.
5305 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5307 PR tree-optimization/20100
5308 PR tree-optimization/20115
5309 * tree-optimize.c (init_tree_optimization_passes): Remove
5310 pass_maybe_create_global_var.
5311 * tree-pass.h (pass_maybe_create_global_var): Remove.
5312 * tree-ssa-alias.c (aliases_computed_p): Declare.
5313 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5314 (count_calls_and_maybe_create_global_var): Remove.
5315 (pass_maybe_create_global_var): Remove.
5316 (init_alias_info): Do not declare aliases_computed_p.
5317 (maybe_create_global_var): If the function contains no
5318 call-clobbered variables and a mix of pure/const and regular
5319 function calls, create .GLOBAL_VAR.
5320 Mark all call-clobbered variables for renaming.
5321 (merge_pointed_to_info): Update comment.
5322 (add_pointed_to_var): Likewise.
5323 (is_escape_site): Likewise.
5324 Accept struct alias_info * instead of size_t *.
5326 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5328 * tree-ssa-operands.c (get_call_expr_operands): If
5329 ALIASES_COMPUTED_P is false, do not add call-clobbering
5331 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5332 (delete_tree_ssa): Likewise.
5334 2005-02-22 James E Wilson <wilson@specifixinc.com>
5336 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5337 (do_compile): Do call it here.
5339 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5341 PR rtl-optimization/20017.
5342 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5343 rest_of_handle_cse2, rest_of_handle_gcse): Call
5344 delete_dead_jumptables immediately before calling cleanup_cfg.
5346 2005-02-22 Devang Patel <dpatel@apple.com>
5349 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5352 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5354 * config/rs6000/aix.h (WINT_TYPE): Define.
5356 2005-02-22 Stan Shebs <shebs@apple.com>
5358 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5359 natural alignment for 64-bit Darwin.
5360 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5362 * doc/invoke.texi: Document this.
5364 2005-02-22 DJ Delorie <dj@redhat.com>
5366 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5367 to make_[un]signed_type, not the mode itself.
5369 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5371 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5372 not available. Use tail calls wherever possible.
5373 (make_edge): Call unchecked_make_edge to create an edge.
5375 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5376 (coalesce_ssa_name): Don't check for
5377 SSANORM_USE_COALESCE_LIST.
5378 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5380 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5382 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5383 (rewrite_into_ssa): ... here.
5385 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5387 PR tree-optimization/19786
5388 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5389 tag to another's may-alias bitmap when adding to the other's list.
5391 2005-02-21 DJ Delorie <dj@redhat.com>
5393 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5394 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5395 registers in unsupported ways.
5396 * expmed.c (init_expmed): Likewise.
5398 2005-02-21 Stan Cox <scox@redhat.com>
5400 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5402 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5404 * tree-cfg.c (fold_cond_expr_cond): New.
5405 (make_edges): Call fold_cond_expr_cond.
5406 (find_taken_edge): Accept nothing but INTEGER_CST.
5407 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5409 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5411 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5412 that do not belong to any basic block.
5414 2005-02-21 Jeff Law <law@redhat.com>
5416 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5419 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5421 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5422 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5423 Adjust their definitions.
5424 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5425 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5427 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5428 genautomata.c, langhooks.c, langhooks.h, system.h,
5429 config/arm/lib1funcs.asm: Update copyright.
5431 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5433 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5435 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5438 * doc/install.texi: Document --with-gc.
5440 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5442 * simplify-rtx.c (simplify_unary_operation): Add a missing
5445 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5447 PR tree-optimization/18663
5448 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5449 if the type has variable bounds.
5451 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5453 * gcse.c: Remove an obsolete comment.
5455 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5457 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5459 * doc/extend.texi (Function Attributes) <Attribute const>: The
5460 attribute "pure" is below this text, not above.
5462 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5464 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5465 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5466 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5468 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5471 * langhooks.h (struct lang_hooks): Add to_target_charset.
5472 * langhooks.c (lhd_to_target_charset): New function.
5473 * langhooks-def.h: Declare lhd_to_target_charset.
5474 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5475 (LANG_HOOKS_INITIALIZER): Update.
5476 * c-common.c (c_common_to_target_charset): New function.
5477 * c-common.h: Declare it.
5478 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5479 c_common_to_target_charset.
5481 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5482 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5484 * system.h: Poison them.
5485 * doc/tm.texi: Don't discuss them.
5486 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5487 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5488 (pp_c_char): Do not attempt to generate letter escapes for
5490 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5491 * config/mips/mips.c (mips_output_ascii): Likewise.
5493 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5495 PR tree-optimization/19951
5496 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5499 2005-02-19 Steven Bosscher <stevenb@suse.de>
5502 * function.h (struct function): New field `max_loop_depth'.
5503 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5504 (flow_loops_find): Reset the max loop depth count before finding loops.
5505 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5506 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5507 (calculate_global_regs_live): Make sure the loop will terminate
5508 when the initial sets are not empty.
5510 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5512 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5514 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5516 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5519 * doc/invoke.texi: Remove documentation of %M spec.
5521 (init_spec): Remove %M suffix from -lgcc_s.
5522 (do_spec_1): Remove 'M' case.
5523 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5524 to put shared libraries in the multilib directory. Remove the
5525 shlib_so_soname substitution variable. Don't add a multilib encoding
5526 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5527 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5528 SHLIB_INSTALL as well as SHLIB_LINK.
5529 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5530 (SHLIB_NAME): Delete.
5531 (SHLIB_DIR): New macro.
5532 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5533 (SHLIB_INSTALL): Adjust accordingly.
5534 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5535 * config/t-slibgcc-sld: Likewise.
5536 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5537 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5538 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5540 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5541 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5542 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5543 Use @shlib_base_name@ instead of @shlib_so_name@.
5544 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5545 and @shlib_base_name@.so in @multilib_dir@.
5546 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5547 to the install path.
5548 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5549 (SHLIB_LINK): Remove previous workaround.
5550 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5551 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5552 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5554 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5555 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5556 (SHLIB_INSTALL): Adjust accordingly.
5557 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5558 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5559 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5560 config/t-slibgcc-elf-ver.
5562 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5563 Jakub Jelinek <jakub@redhat.com>
5565 PR tree-optimization/19828
5566 * tree-ssa-loop-im.c: Add a TODO comment.
5567 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5568 without side-effects.
5570 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5572 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5575 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5577 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5578 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5579 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5581 (ia64_reorg): Delete fixup_errata call.
5582 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5583 (TARGET_SWITCHES): Delete -mb-step entry.
5585 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5588 * c-typeck.c (composite_type): Handle quals in transparent unions.
5589 (type_lists_compatible_p): Likewise.
5591 2005-02-18 Stan Shebs <shebs@apple.com>
5593 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5594 expressions in the .literal8 section.
5596 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5598 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5600 2005-02-18 Roger Sayle <roger@eyesopen.com>
5602 * fold-const.c (constant_boolean_node): Always create values of the
5603 specified type, don't bother calling truthvalue_conversion.
5605 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5607 * except.c (output_function_exception_table): Call
5608 assemble_external_libcall (eh_personality_libfunc).
5610 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5613 * config/ia64/ia64.h (struct machine_function): Add state_num.
5614 * config/ia64/ia64.c (process_epilogue,
5615 process_for_unwind_directive): Use new unwind state numbers each
5616 time rather than state 1.
5618 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5621 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5622 before the "*llgt_didi" pattern.
5624 2005-02-18 Jason Merrill <jason@redhat.com>
5626 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5628 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5630 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5631 (div0): Use it in place of ARM_FUNC_ALIAS.
5632 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5634 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5637 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5638 access, the lower bound of the array type if it exists.
5640 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5643 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5644 cases that are out-of-range for the index type.
5646 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5648 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5649 (estimate_case_costs): Don't call convert.
5650 * expmed.c (expand_shift): Likewise.
5651 (make_tree): Call fold_convert instead of convert.
5653 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5656 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5657 that ref to be marked MEM_READONLY_P doesn't have base that needs
5660 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5662 * genautomata.c (output_get_cpu_unit_code_func,
5663 output_cpu_unit_reservation_p): Don't generate old-style function
5666 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5669 PR tree-optimization/20009
5670 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5672 PR tree-optimization/18947
5673 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5674 inline, remove all nodes that are inlined into the extern inline
5677 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5679 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5680 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5681 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5682 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5685 2005-02-17 Roger Sayle <roger@eyesopen.com>
5687 PR tree-optimization/19917
5688 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5689 to be potentially trapping.
5691 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5693 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5695 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5697 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5698 tem becomes a local variable which is set to the value of the
5699 back end defined INITIAL_FRAME_ADDRESS macro.
5700 (expand_builtin_frame_address): Omit the base parameter to
5701 expand_builtin_return_addr.
5702 (expand_builtin_profile_func): Likewise.
5703 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5704 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5705 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5707 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5709 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5710 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5711 * config/frv/frv.c (frv_function_epilogue): Likewise.
5713 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5715 * lambda-code (perfect_nestify): Remove mark/unmark
5717 * tree-loop-linear.c (linear_transform_loops): Add
5718 rewrite_into_ssa call so that ssa is correct for
5719 rewriting into loop closed.
5721 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5723 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5724 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5726 * bt-load.c (btr_def_live_range, combine_btr_defs,
5727 migrate_btr_def, migrate_btr_defs): Likewise.
5728 * cfgcleanup.c (thread_jump): Likewise.
5729 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5730 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5731 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5732 df_rd_local_compute, df_reg_info_compute): Likewise.
5733 * dominance.c (init_dom_info, free_dom_info): Likewise.
5734 * flow.c (init_propagate_block_info,
5735 free_propagate_block_info): Likewise.
5736 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5737 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5738 modify_reg_pav): Likewise.
5739 * loop-invariant.c (find_defs, find_invariant_insn,
5740 find_invariants, free_inv_motion_data): Likewise.
5741 * predict.c (tree_predict_by_opcode,
5742 estimate_bb_frequencies): Likewise.
5743 * stmt.c (expand_case): Likewise.
5744 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5745 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5746 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5747 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5748 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5749 rewrite_ssa_into_ssa): Likewise.
5750 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5751 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5752 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5753 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5754 * tree-sra.c (tree_sra): Likewise.
5755 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5756 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5757 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5758 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5759 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5760 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5762 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5763 calculate_live_on_entry, calculate_live_on_exit,
5764 build_tree_conflict_graph): Likewise.
5765 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5766 record_important_candidates, set_use_iv_cost, find_depends,
5767 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5768 tree_ssa_iv_optimize_finalize): Likewise.
5769 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5770 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5771 tree_duplicate_loop_to_header_edge): Likewise.
5772 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5773 * tree-ssa.c (verify_flow_insensitive_alias_info,
5774 verify_name_tags, verify_ssa, init_tree_ssa,
5775 delete_tree_ssa): Likewise.
5776 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5777 fini_ssanames): Likewise.
5778 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5780 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5782 * config/rs6000/t-rtems: Completely reworked.
5784 2005-02-17 Ira Rosen <irar@il.ibm.com>
5786 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5788 2005-02-17 Ira Rosen <irar@il.ibm.com>
5790 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5791 POINTER_TYPE_P when checking that type is a pointer.
5792 (vect_get_memtag): Remove.
5793 (vect_address_analysis): Use POINTER_TYPE_P. Call
5794 vect_object_analysis with dummy parameter for memtag.
5795 (vect_object_analysis): Extract memtag (functionality that
5796 used to be in vect_get_memtag and moved here). Fix printings.
5797 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5798 with correct parameters. Remove call to vect_get_memtag.
5800 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5802 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5803 (tree-vectorizer.o): Added missing dependencies.
5805 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5807 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5808 declaration in tree-vectorizer.c, now has an extern declaration in
5810 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5811 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5812 get_vectype_for_scalar_type, vect_is_simple_use,
5813 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5814 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5815 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5816 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5817 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5818 find_loop_location): Likewise.
5820 * tree-vectorizer.c (langhooks.h): #include removed.
5821 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5822 moved to tree-vectorized.h.
5823 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5824 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5825 get_vectype_for_scalar_type, vect_is_simple_use,
5826 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5827 vect_supportable_dr_alignment, new_loop_vec_info,
5828 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5829 vect_set_verbosity_level, find_loop_location): Likewise.
5831 (vect_analyze_loop): Function externalized. Declaration moved to
5832 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5833 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5834 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5835 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5836 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5837 vect_enhance_data_refs_alignment, vect_analyze_operations,
5838 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5839 vect_stmt_relevant_p, vect_get_loop_niters,
5840 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5841 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5842 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5843 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5844 vect_get_memtag): Likewise.
5846 (vectorizable_load): Function externalized. Declaration moved to
5847 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5848 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5849 vect_transform_loop): Likewise.
5850 (vect_transform_stmt): Moved to tree-vect-transform.c.
5851 (vect_align_data_ref, vect_create_destination_var,
5852 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5853 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5854 vect_get_vec_def_for_operand, vect_init_vector,
5855 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5856 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5857 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5858 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5859 vect_do_peeling_for_loop_bound): Likewise.
5861 * tree-vect-analyze.c: New file.
5862 * tree-vect-transform.c: New file.
5864 2005-02-17 Jason Merrill <jason@redhat.com>
5866 PR mudflap/19319, c++/19317
5867 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5870 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5872 * doc/install.texi (Specific): Update link for Darwin-specific
5875 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5877 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5878 constant_boolean_node.
5880 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5883 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5884 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5886 2005-02-16 Richard Henderson <rth@redhat.com>
5889 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5891 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5892 replace uses with Wtype_MAXp1_F.
5893 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5894 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5895 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5896 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5897 and HAVE_TFMODE as appropriate.
5898 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5899 (__floatdisf): Likewise.
5900 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5901 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5902 (Wtype_MAXp1_F): New.
5903 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5904 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5906 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5909 * arm.c (arm_apply_result_size): New function.
5910 * arm.h (APPLY_RESULT_SIZE): Define.
5911 * arm-protos.h (arm_apply_result_size): Add prototype.
5912 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5913 (movxf): New expand.
5914 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5915 (call_value_symbol): Remove predicate for operand 0.
5916 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5917 (untyped_call): Rework to correclty return values for any type.
5918 (untyped_return): New expand.
5919 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5921 2005-02-16 Stan Shebs <shebs@apple.com>
5923 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5924 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5926 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5928 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5929 configure settings on Solaris 7 and later.
5931 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5933 PR tree-optimization/19865
5934 * tree-optimize.c (init_tree_optimization_passes): Run
5935 pass_may_alias after pass_sra.
5937 2005-02-16 Richard Henderson <rth@redhat.com>
5938 Stuart Hastings <stuart@apple.com>
5941 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5942 Do nothing if debug info suppressed for this function.
5943 (dbxout_begin_function): Early exit if debug info suppressed for
5946 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5949 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5951 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5953 PR tree-optimization/19967
5954 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5955 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5956 argument TYPE. Adjust calls to fold_builtin_XXX.
5957 (expand_builtin, fold_builtin_1): Adjust calls to
5959 (fold_builtin_strchr, fold_builtin_strpbrk,
5960 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5961 result to a requested type TYPE.
5963 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5966 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5967 (T)x & (T)cst if (T)cst overflows.
5968 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5969 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5971 2005-02-15 Jeff Law <law@redhat.com>
5973 * gcse.c (blocks_with_calls): New bitmap.
5974 (alloc_gcse_mem): Allocate it.
5975 (free_gcse_mem): Free it.
5976 (clear_modifY_mem_tables): Clear it.
5977 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5978 when we encounter CALL_INSNs.
5979 (compute_transp, case MEM): Handle blocks with calls separate
5980 from blocks without calls. Use bitmap iterators rather than
5983 2005-02-15 Peter O'Gorman <peter@pogma.com>
5986 * mklibgcc.in (vis_hide): Use a temporary object file, not
5989 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5992 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5993 access optimization.
5995 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5996 Alan Modra <amodra@bigpond.net.au>
5999 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
6000 (_xlqsub): Rename to __gcc_qsub.
6001 (_xlqmul): Rename to __gcc_qmul.
6002 (_xlqdiv): Rename to __gcc_qdiv.
6003 Provide versioned symbol aliases with old names.
6004 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
6005 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
6006 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
6007 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
6008 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
6010 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6012 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
6013 Fold ~(A - 1) and ~(A + -1) to -A.
6015 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
6019 * config/host-linux.c (linux_gt_pch_use_address): Copy from
6020 config/pa/pa-host.c:pa_gt_pch_use_address.
6022 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
6024 * tree-vn.c (get_value_handle): Make sure that given an
6025 is_gimple_min_invariant expression, we always return it.
6027 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6029 * passes.c (rest_of_handle_gcse): Fix a comment.
6031 2005-02-15 Jeff Law <law@redhat.com>
6033 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
6035 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
6036 (canon_list_insert, record_last_mem_set_info): Similarly.
6037 (clear_modify_mem_tables): Similarly.
6039 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
6041 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
6042 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
6043 config/mips/mips.md, config/rs6000/aix.h,
6044 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
6046 2005-02-15 Richard Henderson <rth@redhat.com>
6048 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
6049 call to be best_edge.
6051 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6053 * basic-block.h: Adjust the prototype for find_basic_blocks.
6054 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6055 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6058 * flow.c (recompute_reg_usage): Remove all arguments.
6059 * passes.c (rest_of_compilation): Adjust the call to
6060 recompute_reg_usage.
6061 * rtl.h: Adjust the prototype for recompute_reg_usage.
6063 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6065 * tree-dump.c (dump_files): Update to reflect new member
6067 (dump_register): Add new argument.
6069 (dump_switch_p_1): Check against glob name if doglob was passed.
6070 (dump_switch_p): Check against regular first, then glob if
6071 we didn't have any hits on the dump name.
6072 * tree-optimize.c (register_one_dump_file):
6073 Pass in glob name as well.
6074 * tree-pass.h (struct dump_file_info): Add glob
6077 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6079 PR preprocessor/16323
6080 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6082 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6085 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6086 (trunctfdf2_internal1): New.
6087 (trunctfdf2_internal2): Renamed from trunctfdf2.
6089 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6091 PR tree-optimization/19853
6092 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6094 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6096 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6097 delete_dead_jumptables and cleanup_cfg.
6099 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6101 * reload.c (find_reloads): Swap address_reloaded flags when
6102 swapping commutative operands.
6104 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6106 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6107 Use standard_iv_increment_position for computing the bsi position
6109 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6112 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6115 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6116 life range of hard registers.
6117 * value-prof.c (insn_prefetch_values_to_profile): Only
6120 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6121 profile in libcalls.
6123 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6125 * bitmap.h (bitmap_and_compl_into): Return bool.
6126 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6128 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6130 PR tree-optimization/19944
6131 * fold-const.c (fold): Re-add ABS_EXPR folding.
6133 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6136 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6137 {TARGET,MASK}_XL_COMPAT.
6138 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6140 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6141 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6143 (rs6000_arg_partial_bytes): Same.
6144 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6145 and XL compatibility enabled.
6146 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6147 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6148 test to final condition.
6149 (cmptf_internal2): New.
6150 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6151 xl-compat. Add TFmode information to description.
6153 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6155 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6157 2005-02-13 Jason Merrill <jason@redhat.com>
6160 * fold-const.c (fold_indirect_ref_1): Split out from...
6161 (build_fold_indirect_ref): Here.
6162 (fold_indirect_ref): New fn.
6163 * tree.h: Declare it.
6164 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6165 (gimplify_modify_expr_rhs): Likewise.
6166 (gimplify_expr): Likewise.
6168 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6170 PR tree-optimization/14303
6171 PR tree-optimization/15784
6172 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6173 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6174 ABS_EXPR<x> != 0 to x != 0.
6176 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6178 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6179 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6180 spelling conventions.
6182 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6183 delete_trivially_dead_insns too many times.
6185 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6188 2005-02-12 Ira Rosen <irar@il.ibm.com>
6190 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6191 (vect_is_simple_iv_evolution): Remove redundant parameter
6193 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6194 without last parameter.
6195 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6196 Return pointer step. Call vect_is_simple_iv_evolution without
6197 last parameter. Check only that the step is multiple of size
6198 type. Remove stmt_vinfo updates.
6199 (vect_get_memtag_and_dr): Remove.
6200 (vect_get_memtag): New function.
6201 (vect_address_analysis): New function.
6202 (vect_object_analysis): New function.
6203 (vect_analyze_data_refs): Call vect_object_analysis and
6204 vect_get_memtag. Update stmt_vinfo fields.
6206 2005-02-12 Ira Rosen <irar@il.ibm.com>
6208 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6209 exist and are objects. Remove checks for pointer.
6210 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6211 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6212 (vect_create_data_ref_ptr): Likewise.
6213 (vect_base_addr_differ_p): New function.
6214 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6215 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6216 Don't set the DR_BASE_NAME field of data-ref.
6217 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6219 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6221 * optabs.h (enum optab_index): Add new OTI_ldexp.
6222 (ldexp_optab): Define corresponding macro.
6223 * optabs.c (init_optabs): Initialize ldexp_optab.
6224 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6226 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6228 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6229 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6231 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6232 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6235 2005-02-12 Ira Rosen <irar@il.ibm.com>
6237 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6239 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6241 (vect_get_base_and_offset): Always return an address.
6242 (vect_create_addr_base_for_vector_ref): Remove treatment for
6243 different data reference types.
6244 (vect_compute_data_ref_alignment): Rename base to base_address in
6245 stmt_vec_info. Get the object in order to force its alignment.
6246 (vect_get_memtag_and_dr): Rename base to base_address in
6247 stmt_vec_info. Extract the object for memtag analysis.
6249 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6251 PR regression/19898.
6252 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6253 changes cc_status, use apply modified_in_p to part of cc_status
6254 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6257 2005-02-11 Richard Henderson <rth@redhat.com>
6259 * tree-complex.c (expand_complex_libcall): New.
6260 (expand_complex_multiplication): Use it for c99 compliance.
6261 (expand_complex_division): Likewise.
6262 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6264 * builtins.c (built_in_names): Remove const.
6265 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6267 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6268 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6269 (built_in_names): Remove const.
6270 * c-common.c (c_common_type_for_mode): Handle complex modes.
6271 * flags.h, toplev.c (flag_complex_method): Rename from
6272 flag_complex_divide_method.
6273 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6274 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6275 * libgcc2.h: Declare them.
6276 * libgcc-std.ver: Export them.
6277 * mklibgcc.in (lib2funcs): Build them.
6279 2005-02-11 Steven Bosscher <stevenb@suse.de>
6281 PR tree-optimization/19876
6282 Partially revert my change from 2005-01-14
6283 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6284 (compute_antic): ...and remove the loop here.
6286 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6289 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6290 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6292 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6293 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6295 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6297 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6298 offsets for the big-endian 32-bit case.
6300 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6302 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6304 2005-02-11 Dale Johannesen <dalej@apple.com>
6306 * cselib.c (cselib_process_insn): Clear out regs where
6307 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6308 * reload.c (find_equiv_reg): Ditto.
6310 2005-02-11 Ian Lance Taylor <ian@airs.com>
6312 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6315 * tree.c (build_function_type_list): Work correctly if there are
6318 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6320 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6321 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6322 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6323 TARGET_ZARCH instead of TARGET_64BIT.
6325 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6327 * config/rs6000/t-rtems:
6328 (MULTILIB_OPTIONS): Remove mcpu=602.
6329 (MUTLILIB_DIRNAMES): Remove m602.
6330 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6331 Let mcpu=602 match mcpu=603.
6332 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6334 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6336 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6339 2005-02-10 David Daney <ddaney@avtrex.com>
6341 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6342 * config/i386/linux-unwind.h: Likewise.
6343 * config/ia64/linux-unwind.h: Likewise.
6344 * config/mips/linux-unwind.h: Likewise.
6345 * config/pa/linux-unwind.h: Likewise.
6346 * config/rs6000/linux-unwind.h: Likewise.
6347 * config/s390/linux-unwind.h: Likewise.
6348 * config/sh/linux-unwind.h: Likewise.
6349 * config/sparc/linux-unwind.h: Likewise.
6351 2005-02-10 Steven Bosscher <stevenb@suse.de>
6353 PR tree-optimization/17549
6354 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6355 TER to replace a DEF with its expression if the DEF and the
6356 rhs of the expression we replace into have the same root
6359 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6361 * config/mips/mips.md: Fix the placement of the match_scratch in the
6364 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6366 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6369 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6371 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6372 (strip_offset): Handle addresses.
6373 (add_address_candidates): Use strip_offset.
6374 (difference_cost): Reflect strip_offset change.
6375 (force_var_cost, difference_cost): Strip nops.
6377 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6379 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6381 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6382 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6383 config/cris/cris-protos.h, config/cris/cris.c: Update
6386 2005-02-10 Jeff Law <law@redhat.com>
6388 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6389 (lookup_avail_expr): Similarly.
6391 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6393 * builtins.c (fold_builtin_powi): New function.
6394 (fold_builtin_1): Call it.
6396 2005-02-10 Steven Bosscher <stevenb@suse.de>
6398 PR documentation/19309
6399 * doc/cpp.texi: The __GNUC__ and related predefined macros
6400 are also defined for the "standalone" cpp.
6401 Some non-GCC compilers may also define __GNUC__.
6403 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6406 * c-typeck.c (common_type): New routine. Old common_type renamed
6408 (c_common_type): ...this.
6409 (build_conditional_expr, build_binary_op): Use c_common_type instead
6412 2005-02-10 Steven Bosscher <stevenb@suse.de>
6414 * doc/md.texi: Replace @samp{length} with @code{length}.
6416 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6418 PR tree-optimization/18687
6419 * tree-flow.h (find_loop_niter): Declare.
6420 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6421 Try using scev even for loops with more than one exit.
6422 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6423 (struct ivopts_data): Added niters field.
6424 (struct nfe_cache_elt): New.
6425 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6427 (tree_ssa_iv_optimize_init): Initialize niters cache.
6428 (determine_number_of_iterations): Removed.
6429 (find_induction_variables): Do not call determine_number_of_iterations.
6430 Access niters for single exit through niter_for_single_dom_exit.
6431 (add_iv_outer_candidates): Access niters for single exit through
6432 niter_for_single_dom_exit.
6433 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6434 number_of_iterations_cond.
6435 (iv_period): New function.
6436 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6437 (may_replace_final_value): Take data argument. Use
6438 niter_for_single_dom_exit.
6439 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6440 (rewrite_use_compare): Pass data to may_eliminate_iv.
6441 (rewrite_use_outer): Pass data to may_replace_final_value.
6442 (free_loop_data): Clean up the niters cache.
6443 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6444 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6445 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6446 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6447 (num_ending_zeros): Moved to tree.c.
6448 * tree.h (num_ending_zeros): Declare.
6449 * tree.c (num_ending_zeros): Moved from tree.c.
6451 2005-02-09 Richard Henderson <rth@redhat.com>
6453 * builtins.c (DEF_BUILTIN): Add COND argument.
6454 * tree.h (DEF_BUILTIN): Likewise.
6455 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6456 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6458 (DEF_BUILTIN_STUB): New.
6459 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6460 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6461 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6462 * c-common.c (DEF_BUILTIN): Add COND argument.
6463 * tree.c (local_define_builtin): New.
6464 (build_common_builtin_nodes): New.
6466 2005-02-09 Roger Sayle <roger@eyesopen.com>
6468 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6469 floating point expression ignoring the sign of the result.
6470 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6471 (fold) <MULT_EXPR>: Use it to simplify x*x.
6472 * tree.h (fold_strip_sign_ops): Prototype here.
6473 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6474 argument. Use fold_strip_sign_ops to simplify the first argument.
6475 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6476 first argument when the second argument is an even integer
6477 constant, but only with -funsafe_math_optimizations.
6478 (fold_builtin_1): Update call to fold_builtin_copysign.
6480 2005-02-09 Ian Lance Taylor <ian@airs.com>
6483 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6484 just check whether EH_FILTER_FAILURE falls through.
6486 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6488 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6489 insns return to ready list in the next turn.
6491 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6494 * builtins.def: New __builtin_powi[lf].
6495 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6496 (expand_builtin_powi): New function.
6497 (expand_builtin): Dispatch to expand_builtin_powi.
6498 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6499 * libgcc2.c: Add __builtin_powi[lf] implementation.
6500 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6501 * optabs.h: Add powi_optab.
6502 * optabs.c (init_optabs): Initialize powi_optab.
6503 * doc/extend.texi: Document __builtin_powi[lf].
6505 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6507 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6510 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6513 * fold-const.c (try_move_mult_to_index): Remove redundant
6514 type argument. Create ADDR_EXPR with correct type.
6515 (fold): Update callers of try_move_mult_to_index. Convert
6516 result to the appropriate type.
6518 2005-02-09 Roger Sayle <roger@eyesopen.com>
6521 * config/avr/avr.c (default_rtx_costs): Delete.
6522 (avr_operand_rtx_cost): New function.
6523 (avr_rtx_costs): Completely rewrite.
6525 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6528 * config/cris/cris.c (in_code): New variable.
6529 (cris_output_addr_const): Now a static function, a wrapper for
6531 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6532 case from old cris_output_addr_const.
6533 (cris_asm_output_label_ref): Similar for LABEL_REF.
6534 (cris_output_addr_const_extra): Similar for UNSPEC.
6535 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6536 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6537 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6539 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6540 (cris_asm_output_label_ref): Declare.
6542 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6544 PR preprocessor/19801
6545 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6546 filenames that changed when libcpp was moved to the toplevel.
6548 2005-02-07 Roger Sayle <roger@eyesopen.com>
6550 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6551 zero extensions of BImode operands. Call lowpart_subreg instead
6552 of gen_lowpart_common and gen_lowpart_SUBREG.
6554 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6557 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6558 * configure.ac: Set cc_for_cross_gnattools.
6559 * configure: Regenerate.
6561 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6564 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6566 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6569 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6570 of nested functions.
6572 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6574 * doc/extend.texi: Document deprecated extensions allowing
6575 static floating-point members to have initializers and allowing
6576 floating-point literals in integral constant expressions.
6578 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6580 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6581 config/darwin7.h, config/mips/mips.c,
6582 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6585 * cse.c: Update comments.
6587 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6590 * builtins.c (fold_builtin_sqrt): Transform
6591 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6594 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6595 Dorit Naishlos <dorit@il.ibm.com>
6597 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6598 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6599 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6601 * tree.h (vect_set_verbosity_level): New extern function declaration
6603 * tree-vectorizer.h (verbosity_levels): New enum type.
6604 * tree-vectorizer.c (vect_debug_stats): Function removed.
6605 (vect_debug_details): Likewise.
6606 (vect_verbosity_level): Global variable was defined and initialized.
6607 (vect_dump): Global variable definition.
6608 (vect_print_dump_info): New function.
6609 (vect_set_dump_settings): New function.
6610 (vect_set_verbosity_level): New function.
6611 (vectorize_loops): Add call to vect_set_dump_settings.
6613 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6614 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6615 (slpeel_tree_peel_loop_to_edge): Likewise.
6617 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6618 appropriate verbosity level instead of call to vect_debug_details
6619 or vect_debug_stats.
6620 (vect_get_base_and_offset):
6621 (vect_create_addr_base_for_vector_ref):
6622 (get_vectype_for_scalar_type):
6623 (vect_create_data_ref_ptr):
6625 (vect_get_vec_def_for_operand):
6626 (vect_finish_stmt_generation):
6627 (vectorizable_assignment):
6628 (vectorizable_operation):
6629 (vectorizable_store):
6630 (vectorizable_load):
6631 (vect_transform_stmt):
6632 (vect_update_ivs_after_vectorizer):
6633 (vect_do_peeling_for_loop_bound):
6634 (vect_update_inits_of_drs):
6635 (vect_do_peeling_for_alignment):
6636 (vect_transform_loop):
6637 (vect_is_simple_use):
6638 (vect_analyze_operations):
6639 (vect_is_simple_iv_evolution):
6640 (vect_analyze_scalar_cycles):
6641 (vect_analyze_data_ref_dependence):
6642 (vect_analyze_data_ref_dependences):
6643 (vect_compute_data_ref_alignment):
6644 (vect_enhance_data_refs_alignment):
6645 (vect_analyze_data_refs_alignment):
6646 (vect_analyze_data_ref_access):
6647 (vect_analyze_data_ref_accesses):
6648 (vect_analyze_pointer_ref_access):
6649 (vect_get_memtag_and_dr):
6650 (vect_analyze_data_refs):
6651 (vect_mark_relevant):
6652 (vect_stmt_relevant_p):
6653 (vect_mark_stmts_to_be_vectorized):
6654 (vect_can_advance_ivs_p):
6655 (vect_get_loop_niters):
6656 (vect_analyze_loop_form):
6657 (vect_analyze_loop):
6658 (vectorize_loops): Likewise.
6660 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6661 (vect_update_inits_of_drs):
6662 (vect_do_peeling_for_alignment):
6663 (vect_transform_loop):
6664 (vect_analyze_operations):
6665 (vect_analyze_scalar_cycles):
6666 (vect_analyze_data_ref_dependences):
6667 (vect_analyze_data_refs_alignment):
6668 (vect_analyze_data_ref_accesses):
6669 (vect_analyze_data_refs):
6670 (vect_mark_stmts_to_be_vectorized):
6671 (vect_get_loop_niters):
6672 (vect_analyze_loop_form):
6673 (vect_analyze_loop): Likewise.
6674 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6676 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6680 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6681 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6682 either -ffast-math or -funsafe-math-optimizations is in use.
6684 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6685 * config/mips/irix-csr.c: New file.
6686 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6687 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6688 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6691 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6693 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6694 redundant, incorrect definitions.
6696 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6698 ("*tls_indirect_call"): New, reference hard regs directly.
6699 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6701 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6703 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6704 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6706 2005-02-06 Roger Sayle <roger@eyesopen.com>
6708 PR rtl-optimization/19800
6709 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6710 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6713 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6715 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6717 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6720 * doc/invoke.texi: Correct documentation of -freorder-functions.
6722 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6725 * doc/invoke.texi: Don't mention gccbug.
6727 2005-02-06 Roger Sayle <roger@eyesopen.com>
6728 Andrew Pinski <pinskia@physics.uc.edu>
6729 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6731 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6732 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6733 into just (zero_extract:SI FOO (const_int 1) BAR).
6735 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6737 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6738 macro locally. Don't give last revision date. Use GCC version
6739 number from gcc-common.texi.
6740 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6741 revision date. Use GCC version number from gcc-common.texi.
6742 Describe being a library as current state rather than as 3.x
6744 * doc/gcc.texi: Remove last update date.
6745 * doc/gccint.texi: Likewise. Update copyright dates.
6746 * doc/install.texi: Update copyright dates.
6748 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6751 * doc/invoke.texi: Mention for each option included in -Wall that
6752 it is included in -Wall.
6753 * doc/gcc.texi: Update copyright and last modification date.
6755 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6757 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6758 unnecessary cast to original induction variable increments.
6760 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6762 PR tree-optimization/18219
6763 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6764 in distributed form.
6766 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6768 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6769 Set bitpos and offset later in the function. Do nothing if the
6770 target is a register and if the bitfield lies completely outside
6772 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6773 here. Return an uninitialised register if the source value is stored
6774 in a register and the bitfield lies completely outside that register.
6776 2005-02-06 Steven Bosscher <stevenb@suse.de>
6778 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6781 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6783 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6785 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6787 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6788 * config/darwin8.h: New.
6789 * config/darwin7.h: Update comment.
6791 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6792 Dorit Naishlos <dorit@il.ibm.com>
6794 * tree-vectorizer.h (LOC): New type.
6795 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6796 (loop_line_number): New field in struct _loop_vec_info.
6797 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6799 * tree-vectorizer.c (input.h): Included.
6800 (find_loop_location): New function.
6801 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6802 loop line number removed.
6803 (vect_debug_details): Likewise.
6804 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6806 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6807 call to vect_debug_details/stats changed from loop to loop_loc.
6808 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6809 (slpeel_tree_peel_loop_to_edge): Likewise.
6811 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6812 changed from NULL to UNKNOWN_LOC.
6813 (vect_get_base_and_offset):
6814 (vect_create_addr_base_for_vector_ref):
6815 (get_vectype_for_scalar_type):
6816 (vect_create_data_ref_ptr):
6818 (vect_get_vec_def_for_operand):
6819 (vect_finish_stmt_generation):
6820 (vectorizable_assignment):
6821 (vectorizable_operation):
6822 (vectorizable_store):
6823 (vectorizable_load):
6824 (vect_transform_stmt):
6825 (vect_update_ivs_after_vectorizer):
6826 (vect_do_peeling_for_loop_bound):
6827 (vect_do_peeling_for_alignment):
6828 (vect_transform_loop):
6829 (vect_is_simple_use):
6830 (vect_analyze_operations):
6831 (vect_is_simple_iv_evolution):
6832 (vect_analyze_scalar_cycles):
6833 (vect_analyze_data_ref_dependences):
6834 (vect_compute_data_ref_alignment):
6835 (vect_enhance_data_refs_alignment):
6836 (vect_analyze_data_ref_access):
6837 (vect_analyze_data_ref_accesses):
6838 (vect_analyze_pointer_ref_access):
6839 (vect_get_memtag_and_dr):
6840 (vect_analyze_data_refs):
6841 (vect_mark_relevant):
6842 (vect_stmt_relevant_p):
6843 (vect_mark_stmts_to_be_vectorized):
6844 (vect_can_advance_ivs_p):
6845 (vect_get_loop_niters):
6846 (vect_analyze_loop):
6847 (vectorize_loops): Likewise.
6849 (vectorizable_load): Argument in call to vect_debug_details/stats
6850 changed from loop to LOOP_LOC (loop_vinfo).
6851 (vect_transform_loop):
6852 (vect_analyze_operations):
6853 (vect_analyze_scalar_cycles):
6854 (vect_analyze_data_ref_dependence):
6855 (vect_enhance_data_refs_alignment):
6856 (vect_analyze_data_ref_accesses):
6857 (vect_analyze_pointer_ref_access):
6858 (vect_analyze_data_refs):
6859 (vect_analyze_loop): Likewise.
6861 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6862 changed from loop to loop_loc.
6864 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6866 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6867 Dorit Naishlos <dorit@il.ibm.com>
6869 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6871 (vect_analyze_data_ref_dependences): Likewise.
6873 (vect_is_simple_use): Argument changed from loop structure to
6874 loop_vect_info structure.
6875 (vect_can_advance_ivs_p): Likewise.
6876 (vect_create_index_for_vector_ref): Likewise.
6877 (vect_update_ivs_after_vectorizer): Likewise.
6878 (new_stmt_vec_info): Likewise.
6880 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6881 changed from loop to loop_vinfo.
6882 (vect_create_data_ref_ptr): First argument in call to
6883 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6884 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6885 was changed from loop to loop_vinfo.
6886 (vectorizable_operation): Likewise.
6887 (vectorizable_store): Likewise.
6888 (vect_mark_stmts_to_be_vectorized): Likewise.
6889 (vect_do_peeling_for_loop_bound): First argument in call to
6890 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6891 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6892 was changed from loop to loop_vinfo.
6893 (vect_analyze_data_ref_dependences): Third argument in call to
6894 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6896 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6897 (vect_create_data_ref_ptr): Likewise.
6898 (vect_init_vector): Likewise.
6899 (vect_get_vec_def_for_operand): Likewise.
6900 (vectorizable_assignment): Likewise.
6901 (vectorizable_operation): Likewise.
6902 (vectorizable_store): Likewise.
6903 (vectorizable_load): Likewise.
6904 (vect_update_ivs_after_vectorizer): Likewise.
6905 (vect_is_simple_use): Likewise.
6906 (vect_analyze_data_ref_dependence): Likewise.
6907 (vect_analyze_pointer_ref_access): Likewise.
6908 (vect_can_advance_ivs_p): Likewise.
6910 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6911 before _stmt_vec_info.
6912 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6913 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6914 (new_stmt_vec_info): Argument changed from loop structure to
6915 loop_vect_info structure
6917 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6918 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6919 (vect_create_addr_base_for_vector_ref): Likewise.
6920 (vect_analyze_pointer_ref_access): Likewise.
6922 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6925 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6926 phi flag if the phi is abnormal.
6928 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6931 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6932 information for the new statement.
6934 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6937 * gcc.c (main): Include the target in -v output.
6939 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6941 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6942 Do not drop the extend if we'd have to add a paradoxical subreg
6943 later. Include optabs.h and insn-codes.h.
6944 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6946 2005-02-02 Roger Sayle <roger@eyesopen.com>
6949 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6950 * fold-const.c (const_binop): Avoid constant folding floating
6951 point operations in modes that use composite representations.
6952 * simplify-rtx.c (simplify_binary_operation): Likewise.
6954 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6956 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6958 (altivec_dstt): Likewise.
6959 (altivec_dstst): Likewise.
6960 (altivec_dststt): Likewise.
6961 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6964 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6966 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6967 EXPR_LOCUS from orig_cond to the new cond_stmt.
6968 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6971 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6973 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6974 standard_iv_increment_position. Remove call to bsi_next
6975 (no need to bump the iterator anymore).
6976 (vect_create_index_for_vector_ref): Call
6977 standard_iv_increment_position. Remove second function argument.
6978 (vect_finish_stmt_generation): Remove call to bsi_next
6979 (no need to bump the iterator anymore).
6980 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6981 to vect_create_index_for_vector_ref.
6983 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6985 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6986 phis are used out of the loop.
6988 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6991 * c-decl.c (undef_nested_function): New variable.
6992 (pop_scope): Diagnose undefined nested functions.
6993 (finish_function): Don't attempt cgraph processing or genericizing
6994 if current top-level function contained an undefined nested
6995 function. Reset undef_nested_function at the end of a top-level
6998 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
7000 * tree.c (build_int_cst_type): Take sign of the value into account
7001 when deciding whether sign extend the value.
7003 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7006 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
7007 (cpp_options, cc1_options): Change %{std*&ansi} to
7008 %{std*&ansi&trigraphs}.
7010 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7012 * cse.c: Update comments.
7014 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
7016 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
7017 arguments go on the stack. Do not put complex doubles in odd/even
7020 2005-02-02 Steven Bosscher <stevenb@suse.de>
7022 * doc/invoke.texi: Update the options enabled at -O1, -O2,
7023 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
7024 -ftree-pre, and -fthread-jumps.
7026 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
7028 PR tree-optimization/19578
7029 * tree-flow.h (modified_noreturn_calls): Declare.
7030 (noreturn_call_p): Declare.
7031 * tree-flow-inline.h (noreturn_call_p): New function.
7032 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
7033 * tree-cfg.c (modified_noreturn_calls): New variable.
7034 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
7035 that contain a mid-block noreturn call.
7036 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
7038 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
7040 * df.c (df_def_record_1, df_uses_record): Don't use
7042 * df.h (DF_FOR_REGALLOC): Remove.
7044 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7047 * c-typeck.c (really_start_incremental_init): Reset
7048 constructor_max_index for arrays of incomplete type.
7050 2005-02-02 Jeff Law <law@redhat.com>
7052 * gcse.c (struct reg_set): Store the block index where the register
7053 was set rather than the setting insn.
7054 (record_one_set, compute_transp): Corresponding changes.
7055 (pre_insert_copy_insn): Do not call replace_one_set.
7056 (replace_one_set): Remove.
7058 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7061 * doc/gcov.texi: Fix typo.
7063 2005-02-01 Richard Henderson <rth@redhat.com
7066 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7067 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7069 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7070 * config/i386/i386-protos.h: Update.
7072 2005-02-01 Steven Bosscher <stevenb@suse.de>
7074 PR tree-optimization/19217
7075 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7076 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7077 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7078 that it is walking a PHI node.
7080 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7082 * doc/extend.texi (Nested Functions): Update.
7084 2005-02-01 Richard Henderson <rth@redhat.com>
7087 * optabs.c (expand_copysign_absneg): Export.
7088 * optabs.h (expand_copysign_absneg): Declare.
7089 * config/rs6000/rs6000.md (copysigntf3): New.
7091 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7093 PR tree-optimization/19633
7094 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7095 * tree-ssa-alias.c (init_alias_info): Initialize.
7096 (merge_pointed_to_info): Set.
7097 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7098 (dump_points_to_info_for): Show value of pt_null.
7099 (struct count_ptr_d): Declare.
7100 (find_ptr_dereference): Remove.
7101 (ptr_is_dereferenced_by): Remove.
7102 (count_ptr_derefs): New local function.
7103 (count_uses_and_derefs): New local function.
7104 (compute_points_to_and_addr_escape): Call it. If the number
7105 of dereferences is greater than zero, mark the pointer as
7106 dereferenced. If there are fewer dereferences than uses of
7107 the pointer, the pointer's value escapes.
7109 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7111 PR tree-optimization/19670
7112 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7114 (verify_use): ... set it here, instead.
7116 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7118 * doc/sourcebuild.texi (Test directives): Fix formatting.
7120 * doc/sourcebuild.texi (Test directives): Describe selector
7123 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7125 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7126 specific 64-bit CPUs.
7128 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7131 * arm.c (arm_eliminable_register): New function.
7132 (adjacent_mem_locations): Don't allow eliminable registers. Use
7133 HOST_WIDE_INT for address offsets.
7134 * arm-protos.h (arm_eliminable_register): Add prototype.
7136 2005-02-01 Steven Bosscher <stevenb@suse.de>
7138 PR optimization/15242
7139 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7140 * basic-block.h (duplicate_computed_gotos): Add prototype.
7141 * bb-reorder.c (duplicate_computed_gotos): New function to
7142 duplicate sufficiently small blocks ending in a computed jump.
7143 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7144 if not optimizing for size.
7145 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7146 never do tail merging for blocks ending in a computed jump.
7147 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7149 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7151 Patch from Richard Sandiford <rsandifo@redhat.com>
7152 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7153 from inheriting a subreg equivalence with a non-spill register.
7155 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7157 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7159 * config/frv/frv.c (movcc_fp_destination_operand): New.
7160 (gpr_or_memory_operand): Fix typo in comment.
7161 (gpr_or_memory_operand_with_scratch): New.
7162 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7163 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7164 movcc_fp_destination_operand.
7165 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7166 Legitimize memory addresses using a scratch register.
7168 2005-01-31 Jeff Law <law@redhat.com>
7170 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7171 bitmap a sparse bitmap instead of a simple bitmap.
7172 (mark_def_sites_initialize_block): Corresponding changes.
7173 (ssa_mark_def_sites_initialize_block): Likewise.
7174 (ssa_mark_phi_uses): Likewise.
7175 (mark_def_site, ssa_mark_def_sites): Likewise.
7176 (mark_def_site_blocks): Likewise.
7177 (rewrite_ssa_into_ssa): Likewise.
7179 * tree-ssa-dom.c (record_cond): Pass correct variable type
7180 for last argument to htab_find_slot_with_hash.
7182 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7183 effects when optimizing 0 % X. Do not try to optimize X % 0.
7185 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7187 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7190 2005-02-01 Eric Christopher <echristo@redhat.com>
7192 * config/mips/mips.c (override_options): Warn if -mint64
7194 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7197 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7199 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7201 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7202 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7203 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7204 (cached_regno): Initialize to INVALID_REGNUM.
7205 (cse_reg_info_table_size,
7206 cse_reg_info_table_first_uninitialized,
7207 cse_reg_info_timestamp): New.
7208 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7210 (init_cse_reg_info, get_cse_reg_info_1): New.
7211 (get_cse_reg_info): Cache the last look-up.
7212 (new_basic_block): Update the code to clear mappings from
7213 registers to cse_reg_info entries.
7214 (cse_main): Call init_cse_reg_info.
7216 * cse.c (get_cse_reg_info): Update a comment.
7218 2005-01-31 Steven Bosscher <stevenb@suse.de>
7221 * c-decl.c (start_decl): Do not warn about arrays of elements with
7222 an incomplete type here.
7223 (grokdeclarator): Do it here by making a pedwarn an error.
7224 * c-typeck.c (push_init_level): If there were previous errors with
7225 the constructor type, do not warn about braces for initializers.
7226 (process_init_element): Likewise for excess initializer elements.
7228 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7230 * cse.c (delete_trivially_dead_insn): Don't iterate.
7232 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7234 * config/rs6000/rs6000.md (copysignsf3): New expand.
7235 (copysigndf3): Likewise.
7237 2005-01-31 Steven Bosscher <stevenb@suse.de>
7239 * recog.c (constrain_operands): Only look for earlyclobber operand
7240 conflicts if an '&' constraint was seen.
7242 2005-01-31 Marc Espie <espie@openbsd.org>
7244 * config.gcc: Don't include embedded systems fragment, switches default
7245 debugging format to ELF.
7246 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7247 longer pick it up there.
7249 2005-01-31 Dale Johannesen <dalej@apple.com>
7251 * doc/extend.texi (nested functions): Fix linkage description.
7252 Clarify that static is not allowed.
7254 2005-01-31 Dale Johannesen <dalej@apple.com>
7256 * config/rs6000/darwin.md (movsf_low_di): Make work.
7257 (movdf_low_di): Make work.
7259 2005-01-31 Dale Johannesen <dalej@apple.com>
7261 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7262 Make work for 64 bit.
7264 2005-01-31 Roger Sayle <roger@eyesopen.com>
7265 Dale Johannesen <dalej@apple.com>
7268 * fold-const.c (fold_binary_op_with_conditional_arg):
7269 Make types match original operands, before STRIP_NOPS.
7271 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7273 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7274 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7275 (struct gcc_sigcontext): Delete. Merge contents to..
7276 (struct gcc_ucontext): ..here.
7277 (get_sigcontext): Delete.
7278 (get_regs): New function, like get_sigcontext but return regs ptr.
7279 64-bit version finds regs from r1 to support vdso.
7280 (ppc_linux_aux_vector): New function.
7281 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7284 2005-01-31 Ira Rosen <irar@il.ibm.com>
7286 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7288 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7289 redundant fold. Fix misalignment for MINUS_EXPR.
7290 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7291 (vect_analyze_pointer_ref_access): Likewise.
7292 (vect_get_memtag_and_dr): Likewise.
7294 2005-01-31 Richard Henderson <rth@redhat.com>
7296 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7297 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7298 absnegdf2_i387, absnegxf2_i387): Likewise.
7300 2005-01-31 Richard Henderson <rth@redhat.com>
7303 * optabs.c (expand_copysign_absneg): New.
7304 (expand_copysign_bit): Split out from ...
7305 (expand_copysign): ... here. Use expand_copysign_absneg.
7307 2005-01-30 Roger Sayle <roger@eyesopen.com>
7310 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7311 constant as the second operand and a register as the third.
7313 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7316 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7317 that dllimport'd functions do not use all call-clobbered registers
7320 2005-01-30 Richard Henderson <rth@redhat.com>
7323 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7324 expand_abs_nojump and generalize. Use operand_subword and
7325 emit_no_conflict_block. Support large modes.
7326 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7328 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7329 negation to subtraction.
7330 (expand_copysign): Check that the format has signed zeros.
7331 Use operand_subword and emit_no_conflict_block. Support large modes.
7333 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7335 Fix PR tree-optimization/19624
7337 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7338 * tree-ssa-pre.c: Add cfgloop.h.
7340 (pre_stats): New member, constified.
7341 (inserted_exprs): New static variable.
7342 (NECESSARY): New macro.
7343 (create_expression_by_pieces): Fold the expression, and
7344 mark it as defaulting to not necessary. Also put in
7346 (fully_constant_expression): New function.
7347 (insert_into_preds_of_block): Modify to not insert phis when we
7348 are playing with induction variables.
7349 Push phis onto the inserted_exprs vector, and mark them as not
7350 necessary by default.
7351 (insert_aux): Call fully_constant_expression on eprime.
7352 If all edges produce the same value, mark it constant.
7353 (mark_operand_necessary): New function.
7354 (remove_dead_inserted_code): New function.
7355 (init_pre): Init loop optimizer to get loop info.
7356 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7357 (execute_pre): Commit edge inserts, then remove dead code.
7359 2005-01-30 Richard Henderson <rth@redhat.com>
7361 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7362 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7364 2005-01-30 Richard Henderson <rth@redhat.com>
7367 * config/i386/i386.c (ix86_expand_copysign): New.
7368 (ix86_split_copysign_const): New.
7369 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7370 rearrange op1/nmask operands.
7371 * config/i386/i386-protos.h: Update.
7372 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7373 (copysigndf3): Likewise.
7374 (copysignsf3_const, copysigndf3_const): New.
7375 (copysignsf3_var): Rename from copysignsf3, split out splitter
7376 and fix split predicate for X constraint.
7377 (copysigndf3_var): Similarly.
7379 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7381 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7382 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7383 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7385 2005-01-29 Richard Henderson <rth@redhat.com>
7388 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7389 of # and * in constraints.
7391 2005-01-29 Richard Henderson <rth@redhat.com>
7394 * expr.c (store_field): Don't strip sub-mode cast when the input
7395 data is even smaller.
7397 2005-01-29 Richard Henderson <rth@redhat.com>
7400 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7403 2005-01-29 Richard Henderson <rth@redhat.com>
7405 * combine.c (make_field_assignment): Fix argument order
7408 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7410 PR tree-optimization/15791
7411 * fold-const.c (extract_array_ref): New function.
7412 (fold): Fold comparisons between &a[i] and &a[j] or
7413 semantically equivalent trees.
7415 2005-01-29 Jeff Law <law@redhat.com>
7417 * gcse.c (insert_expr_in_table): Revamp handling of available
7418 and anticipatable occurrence lists to avoid unnecessary list
7420 (insert_set_in_table): Similarly.
7422 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7424 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7426 (c_build_qualified_type): Build qualified array types with
7427 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7428 * c-decl.c (c_make_fname_decl): Build unqualified array type
7429 before qualified type.
7430 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7431 type is qualified, not just if type itself is. Don't apply
7432 qualifiers to array type when declarator is processed. Apply
7433 qualifiers to field type whether or not it is an array type.
7434 Don't handle array types specially for applying qualifiers to
7436 * c-typeck.c (composite_type): Build unqualified element type and
7437 array type when forming composite of array types.
7438 (common_pointer_type, comptypes, comp_target_types,
7439 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7440 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7442 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7443 (args2) in variables a1 and a2.
7445 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7447 * cse.c (n_elements_made, max_elements_made): Remove.
7448 (insert): Don't touch n_elements_made.
7449 (cse_main): Don't touch n_elements_made or max_elements_made.
7451 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7454 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7455 configuration part of dp-bit.c to be lost.
7457 2005-01-28 Roger Sayle <roger@eyesopen.com>
7459 * expmed.c (expand_mult_highpart_optab): When attempting to use
7460 a non-widening multiplication in a wider mode, the operands need
7461 to be converted (zero or sign extended) to that mode.
7463 2005-01-28 Ian Lance Taylor <ian@airs.com>
7467 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7468 through if both operands fall through.
7470 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7472 * cse.c (fold_rtx) <PC>: Don't optimize.
7474 2005-01-28 Jeff Law <law@redhat.com>
7476 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7477 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7479 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7481 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7482 cse_reg_info_used_list_end): Remove.
7483 (cse_reg_info_list, cse_reg_info_list_free): New.
7484 (get_cse_reg_info): When allocating an instance of
7485 cse_reg_info, add it to the beginning of the cse_reg_info_list
7486 list. Remove code to maintain cse_reg_info_used_list.
7487 (new_basic_block): Reset the free list to the beginning of
7490 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7492 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7493 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7494 (frv_expand_mdpackh_builtin): New function.
7495 (frv_expand_builtin): Use it to expand __MDPACKH.
7496 * doc/extend.texi (__MDPACKH): Update documentation.
7498 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7500 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7501 SSE_FLOAT_MODE_P for use_sse computation.
7503 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7506 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7508 2005-01-27 Richard Henderson <rth@redhat.com>
7510 * builtins.c (expand_builtin_copysign): New.
7511 (expand_builtin): Call it.
7512 * genopinit.c (optabs): Add copysign_optab.
7513 * optabs.c (init_optabs): Initialize it.
7514 (expand_copysign): New.
7515 * optabs.h (OTI_copysign, copysign_optab): New.
7516 (expand_copysign): Declare.
7518 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7519 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7521 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7522 (ix86_expand_fp_absneg_operator): ... here.
7523 (ix86_split_copysign): New.
7524 * config/i386/i386-protos.h: Update.
7525 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7526 (copysignsf3, copysigndf3): New.
7528 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7529 (copysignsf3, ncopysignsf3): New.
7530 (copysigndf3, ncopysigndf3): New.
7531 (copysignxf3, ncopysignxf3): New.
7532 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7534 2005-01-27 Arend Bayer <arend.bayer@web.de>
7535 Kazu Hirata <kazu@cs.umass.edu>
7537 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7538 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7539 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7542 2005-01-27 Jeff Law <law@redhat.com>
7544 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7545 definitions of SSA_NAMEs which are not being rewritten.
7546 (rewrite_ssa_into_ssa): Only initialize the current definition
7547 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7548 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7549 SSA_NAMEs before returning.
7551 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7553 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7554 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7555 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7556 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7557 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7559 2005-01-27 Steven Bosscher <stevenb@suse.de>
7562 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7563 higher to -O2 and higher. Likewise for tree PRE.
7564 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7567 2005-01-27 Ian Lance Taylor <ian@airs.com>
7570 * gimple-low.c (try_catch_may_fallthru): New static function.
7571 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7572 * tree-inline.c (expand_call_inline): Don't warn about reaching
7573 the end of a non-void function being inlined if the function uses
7576 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7578 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7581 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7582 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7583 (implicitly_declare): Handle error_mark_node.
7585 2005-01-27 Richard Henderson <rth@redhat.com>
7588 * tree.h (struct tree_decl): Add debug_expr_is_from.
7589 (DECL_DEBUG_EXPR_IS_FROM): New.
7590 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7591 * dwarf2out.c (dwarf2out_var_location): Update to match.
7592 * tree-outof-ssa.c (create_temp): Likewise.
7593 * var-tracking.c (track_expr_p): Likewise.
7594 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7595 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7596 * toplev.c (default_tree_printer): Likewise.
7598 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7600 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7601 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7603 2005-01-27 Steven Bosscher <stevenb@suse.de>
7605 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7606 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7607 ASM_CLOBBERS): Add tree checks.
7609 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7610 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7611 * c-common.def (SWITCH_STMT): Update to match.
7612 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7613 macros instead of SWITCH_EXPR ones.
7614 * c-dump.c (c_dump_tree): Likewise.
7615 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7616 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7618 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7620 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7622 * unwind-dw2.c (execute_stack_op): Add missing cases for
7623 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7625 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7627 * config.gcc (Obsolete configurations): Remove 'dummy', add
7628 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7631 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7633 PR tree-optimization/19633
7634 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7636 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7637 are no call-clobbered variables.
7638 * tree-outof-ssa.c (check_replaceable): Return false for calls
7641 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7643 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7644 even for variables with NULL DECL_INITIAL.
7646 2005-01-26 Stuart Hastings <stuart@apple.com>
7648 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7650 2005-01-26 Richard Henderson <rth@redhat.com>
7653 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7655 * expr.c (store_field): Strip conversions to odd-bit-sized types
7656 if the destination field width matches.
7658 2005-01-26 Richard Henderson <rth@redhat.com>
7660 * c-decl.c, expmed.c, expr.c: Revert last change.
7662 2005-01-26 Richard Henderson <rth@redhat.com>
7665 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7667 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7668 if we don't need the bits above those present in the current mode.
7669 * expr.c (store_field): Strip conversions to odd-bit-sized types
7670 if the destination field width matches.
7672 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7674 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7675 either -ffast-math or -funsafe-math-optimizations is in use.
7677 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7681 * config/avr/avr.c (notice_update_cc): Only set condition code for
7682 ashrqi3 if shift count > 0.
7683 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7684 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7685 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7686 count <= 0 as a no-op, and shift count >= width by copying zero
7687 or sign bit to all bits of the result.
7688 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7689 count, with attribute "length" set to 0 and "cc" set to "none".
7691 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7693 * doc/invoke.texi: Document -mTLS.
7695 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7696 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7697 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7698 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7699 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7700 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7701 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7702 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7704 * configure.ac: Check for a TLS capable gas.
7706 * configure: Regenerate.
7708 2005-01-26 Richard Henderson <rth@redhat.com>
7711 * combine.c (make_field_assignment): Simplify store to zero_extract
7712 from a source with an overlapping mask.
7714 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7716 2004-11-11 Eric Christopher <echristo@redhat.com>
7718 * config/frv/frv.md: Add fr400_integer automaton. Don't
7719 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7722 2005-01-26 Steven Bosscher <stevenb@suse.de>
7725 * cfgbuild.c (make_edges): Do not clear or set
7726 current_function_has_computed_jump.
7727 * function.h (struct function): Remove the has_computed_jump field.
7728 (current_function_has_computed_jump): Do not define.
7729 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7730 in a computed jump. Ignore current_function_has_computed_jump.
7732 2005-01-26 Richard Henderson <rth@redhat.com>
7735 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7736 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7738 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7739 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7740 objects into static storage if they have more than one non-zero value.
7741 * tree.h (categorize_ctor_elements): Update decl.
7743 2005-01-26 Steven Bosscher <stevenb@suse.de>
7746 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7747 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7748 to this function from 2004-07-10.
7749 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7750 the current function for tail call optimizations if the address
7751 of one of it its arguments is taken.
7753 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7755 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7757 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7759 * function.c (expand_function_end): If current_function_calls_alloca,
7760 emit stack restore in a place that is reached when the function falls
7763 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7765 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7766 rule to avoid matching inappropriate suffix rule.
7768 2005-01-26 Jan Hubicka <jh@suse.cz>
7770 PR tree-optimization/19241
7771 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7773 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7775 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7776 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7778 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7779 <sim*>: Always use crt1.o, regardless of N in simN.
7780 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7781 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7782 (CRT_CALL_STATIC_FUNCTION): Remove.
7783 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7784 use crt1.o, regardless of N in simN.
7785 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7786 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7787 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7788 case isystem setting.
7789 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7791 2005-01-25 Ian Lance Taylor <ian@airs.com>
7793 * gimple-low.c (block_may_fallthru): Correct handling of
7794 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7796 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7798 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7799 handlers to match indentation; nested under the mtune=* handler.
7800 Similar for mcpu= and march=.
7802 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7804 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7805 * config/mips/linux64.h (LIB_SPEC): Likewise.
7806 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7807 * config/sh/linux.h (LIB_SPEC): Likewise.
7809 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7811 * config/frv/frv.c (frv_legitimize_tls_address): New.
7812 (TARGET_HAVE_TLS): Define.
7813 (FRV_SYMBOL_REF_TLS_P): Define.
7814 (frv_override_options): Handle new register classes.
7815 (frv_legitimate_address_p): Reject tls addresses.
7816 (frv_legitimize_address): Handle TLS addresses.
7817 (gen_inlined_tls_plt): New.
7819 (frv_legitimize_tls_address): New.
7820 (unspec_got_name): Add TLS entries.
7821 (got12_operand): Add R_FRV_TLSMOFF12 case.
7822 (frv_emit_move): Fixup TLS addresses.
7823 (frv_emit_movsi): Legitimize TLS addresses.
7825 * config/frv/frv.h (MASK_BIG_TLS): New.
7826 (TARGET_BIG_TLS): New.
7827 (HAVE_AS_TLS): Define.
7828 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7829 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7830 (REG_CLASS_NAMES): Same.
7831 (REG_CLASS_CONTENTS): Same.
7832 (CONSTRAINT_LEN): New.
7833 (REG_CLASS_FROM_CONSTRAINT): New.
7834 (PREDICATE_CODES): Add symbolic_operand.
7836 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7837 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7838 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7839 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7840 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7841 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7842 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7843 GR9_REG, GR14_REG, LRREG.
7844 (type): Add load_or_call attribute.
7845 ("load_or_call"): New reservation.
7846 ("call_gettlsoff"): New.
7847 ("tls_indirect_call"): New.
7848 ("tls_load_gottlsoff12"): New.
7849 ("tlsoff_hilo"): New.
7850 ("tls_tlsdesc_ldd"): New.
7851 ("tls_tlsoff_ld"): New.
7854 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7856 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7858 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7859 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7860 * config/frv/frv.c (TLS_BIAS): Define.
7861 (frv_output_dwarf_dtprel): New.
7863 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7865 PR rtl-optimization/19579
7866 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7867 both A and B, see if they don't clobber registers the other expr uses.
7869 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7871 * real.c (do_add): Initialize signalling and canonical members.
7873 * real.c (real_from_integer): Zero out destination.
7875 2005-01-18 Jan Hubicka <jh@suse.cz>
7877 PR tree-optimize/19337
7878 * tree-inline.c (initialize_inlined_parameters): Copy
7879 saved_static_chain_decl only.
7881 2005-01-25 Richard Henderson <rth@redhat.com>
7885 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7886 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7887 80387 enabled, to return a proper subclass. Return the subset that
7888 overlaps with GENERAL_REGS for PLUS.
7889 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7891 2005-01-25 Richard Henderson <rth@redhat.com>
7894 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7896 2005-01-25 Roger Sayle <roger@eyesopen.com>
7898 * expmed.c (choose_multiplier): Change interface to return the
7899 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7900 (expand_divmod): Update calls to choose_multiplier.
7902 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7905 * expmed.c (extract_bit_field): Use adjust_address instead of
7906 gen_lowpart when op0 is a MEM.
7908 2005-01-24 Steven Bosscher <stevenb@suse.de>
7910 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7912 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7914 * config/mips/irix-csr.c: New file.
7915 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7916 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7917 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7920 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7923 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7924 sparc/elf.h, add sparc/sp-elf.h.
7925 (sparc-*-rtems*): Likewise.
7926 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7927 tm-dwarf2.h, add sparc/sp-elf.h.
7928 (sparc86x-*-elf): Likewise.
7929 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7930 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7931 TARGET_OS_CPP_BUILTINS.
7932 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7933 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7935 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7936 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7937 (SWITCH_TAKES_ARG): Likewise.
7938 (LOCAL_LABEL_PREFIX): Likewise.
7939 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7940 (TARGET_N_FORMAT_TYPES): Delete.
7941 (TARGET_FORMAT_TYPES): Likewise.
7942 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7943 * config/sparc/elf.h: Delete.
7944 * config/sparc/sp-elf.h: New file.
7946 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7948 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7949 * tree-flow.h: Remove the corresponding prototype.
7950 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7951 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7953 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7956 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7957 for AIX ABI or ELF -fPIC.
7958 (rs6000_emit_load_toc_table): Don't create toc_section here.
7959 (rs6000_xcoff_file_start): Nor here.
7961 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7963 * sh.c (ra.h): Don't #include.
7964 (hard_regs_intersect_p): New function, resurrected from ra.c.
7966 * sh.c: Fix 1996 Copyright.
7968 2005-01-24 Richard Henderson <rth@redhat.com>
7969 Aldy Hernandez <aldyh@redhat.com>
7971 * regrename.c (note_sets): Handle subregs.
7973 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7976 * genconditions.c (write_header, write_conditions): Elide file if
7979 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7981 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7982 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7985 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7987 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7988 expand_builtin_printf, expand_builtin_fprintf,
7989 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7990 checking against POINTER_TYPE.
7991 (validate_arglist): Handle POINTER_TYPE code by checking
7994 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7996 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7998 (for_each_rtx): Call for_each_rtx_1.
7999 * rtl.h (init_rtlanal): Declare.
8000 * toplev.c (backend_init): Call init_rtlanal.
8002 2005-01-24 Jakub Jelinek <jakub@redhat.com>
8004 * flow.c (propagate_one_insn): Formatting.
8007 * flow.c (libcall_dead_p): Be more conservative if unsure.
8008 If there are any instructions between insn and call, see if they are
8009 all dead before saying the libcall is dead.
8011 2005-01-24 Uros Bizjak <uros@kss-loka.si>
8013 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
8014 operand constraint for operand 0.
8016 2005-01-23 Richard Henderson <rth@redhat.com>
8019 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
8020 edges leading to join block.
8022 2005-01-23 Roger Sayle <roger@eyesopen.com>
8024 * expmed.c (expand_mult_highpart): Make static. Change type of
8025 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
8026 (expand_divmod): Updates calls to expand_mult_highpart by using
8027 gen_int_mode to pass a CONST_INT rtx.
8028 * rtl.h (expand_mult_highpart): Remove prototype.
8030 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8032 * flow.c (regset_bytes, regset_size): Remove.
8034 * cfganal.c: Fix a reference to Harvey's paper.
8036 2005-01-23 Steven Bosscher <stevenb@suse.de>
8038 PR rtl-optimization/19464
8039 * tree-optimize.c (init_tree_optimization_passes): Add one more
8040 copyrename pass just before out-of-ssa.
8042 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
8045 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
8046 * ggc-none.c (ggc_free): Define.
8048 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8050 * cse.c (max_reg, max_insn_uid): Remove.
8051 (cse_main): Don't access max_reg or max_insn_uid.
8053 * c-common.c (explicit_flag_signed_bitfields,
8054 lang_statement_code_p, lang_expand_function_end): Remove.
8055 * c-common.h: Remove the corresponding declarations.
8056 * c-opts.c (c_common_handle_option): Remove all write access
8057 to explicit_flag_signed_bitfields.
8059 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8060 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8061 * cgraph.h: Remove the corresponding declaration.
8063 * gcse.c (null_pointer_info): Remove.
8065 2005-01-23 Roger Sayle <roger@eyesopen.com>
8066 Eric Botcazou <ebotcazou@libertysurf.fr>
8068 * combine.c (simplify_logical): Only simplify logical expressions
8069 of the form ior(and(x,y),z) by the inverse distributive law if the
8070 result is cheaper than the original.
8072 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8074 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8075 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8076 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8077 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8078 config/freebsd-spec.h, config/arm/arm.h,
8079 config/h8300/h8300.md, config/i386/i386.md,
8080 config/i386/predicates.md, config/i386/sse.md,
8081 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8082 config/vax/vax.md: Fix comment typos. Follow spelling
8085 2005-01-23 Steven Bosscher <stevenb@suse.de>
8087 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8088 tests, instead of `less than'.
8090 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8092 * function.c (assign_parm_setup_block): When creating a new stack slot
8093 for a parameter, get its alignment from the parameter's DECL_ALIGN
8094 rather than the type's TYPE_ALIGN. Make sure that the parameter
8095 is at least word aligned.
8097 2005-01-22 Roger Sayle <roger@eyesopen.com>
8100 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8102 2005-01-22 Richard Henderson <rth@redhat.com>
8105 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8106 in both compare operands.
8107 (movdfcc_1_sse_max): Likewise.
8108 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8109 (movdfcc_1_sse): Likewise.
8110 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8111 scratch register as needed.
8113 2005-01-22 Richard Henderson <rth@redhat.com>
8115 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8117 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8119 2005-01-22 Richard Henderson <rth@redhat.com>
8121 * genopinit.c (optabs): Use smin/smax for floating point too.
8122 * doc/md.texi: Update to match. Clarify that floating point
8123 results are undefined for +0/-0 and NaN.
8124 * doc/rtl.texi: Likewise.
8125 * rtl.def (SMIN, SMAX): Likewise
8126 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8128 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8129 leading 's' to the name.
8130 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8131 smaxxf3, sminxf3): Likewise.
8132 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8135 2005-01-22 Paul Brook <paul@codesourcery.com>
8137 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8139 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8141 * config/s390/s390.c (struct processor_costs): New fields
8142 dlgr, dlr, dr, dsgfr, dsgr.
8143 (z900_cost, z990_cost): Values for new fields.
8144 (s390_rtx_costs): New cases MEM und COMPARE in switch
8145 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8146 DIV, MOD, UDIV, UMOD.
8148 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8150 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8151 into the register being decremented.
8152 ("doloop_si31", "doloop_di"): Likewise.
8153 ("*doloop_si_long"): Adapt pattern.
8155 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8157 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8159 (CLASS_MAX_NREGS): Likewise.
8161 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8163 * doc/tree-ssa.texi (Statement Operands): Add example for new
8164 must-def macro. Note deprecation of old operands interface.
8166 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8168 PR tree-optimization/19484
8169 * tree-cfg.c (remove_fallthru_edge): New function.
8170 (cleanup_control_flow): Remove fallthru edges from calls that are
8171 now known not to return.
8173 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8175 Fix PR tree-optimization/19038
8176 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8177 copies with loop variant ones.
8179 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8181 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8182 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8183 config/alpha/alpha.md, config/alpha/predicates.md,
8184 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8185 config/sparc/sol2.h: Update copyright.
8187 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8188 first label to see if it is a nonlocal label.
8190 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8191 Andrew Pinski <pinskia@physics.uc.edu>
8194 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8195 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8197 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8199 * config/rs6000/rtems.h: Update copyright.
8201 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8204 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8205 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8206 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8208 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8211 * c-typeck.c (convert_arguments): Check for error_mark_node.
8213 2005-01-21 Ian Lance Taylor <ian@airs.com>
8215 PR tree-optimization/13000
8216 * tree-inline.c: Include "tree-flow.h".
8217 (expand_call_inline): If warn_return_type, warn if non-void inline
8218 function falls through.
8219 * tree-cfg.c (execute_warn_function_return): Don't warn about
8220 control reaching end if TREE_NO_WARNING is set. Set
8222 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8224 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8225 branch if we don't need one.
8226 * c-typeck.c: Include "tree-flow.h"
8227 (c_finish_bc_stmt): Don't add a goto if the current statement
8228 list doesn't fall through to the current point.
8230 2005-01-21 Roger Sayle <roger@eyesopen.com>
8232 PR rtl-optimization/576
8233 * real.c (real_arithmetic): Change return type from void to bool
8234 to return an indication that the result may be inexact.
8235 * real.h (real_arithmeric): Update prototype.
8236 * fold-const.c (const_binop): Don't constant fold floating
8237 point expressions when the user specifies -frounding-math and
8238 the result may depend upon the run-time rounding mode.
8239 (fold_convert_const_real_from_real): Clean-up.
8240 (fold_initializer): Ignore flag_rounding_math for initializers.
8241 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8242 constant fold FP operations with flag_rounding_math if the
8243 result may depend upon the run-time rounding mode.
8245 2005-01-21 Tom Tromey <tromey@redhat.com>
8247 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8249 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8251 * tree-cfg.c: Fix comment typos.
8253 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8255 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8256 around the call to rest_of_handle_branch_target_load_optimize.
8258 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8260 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8261 (sparc64-*-openbsd*): Likewise.
8262 (sparclite-*-elf*): Include tm-dwarf2.h.
8263 (sparc86x-*-elf*): Likewise.
8264 (sparc64-*-elf*): Likewise.
8265 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8266 (DBX_DEBUGGING_INFO): Likewise.
8267 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8268 (PREFERRED_DEBUGGING_TYPE): Likewise.
8269 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8270 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8271 (PREFERRED_DEBUGGING_TYPE): Likewise.
8272 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8273 (PREFERRED_DEBUGGING_TYPE): Likewise.
8274 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8276 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8279 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8281 2005-01-20 Paul Brook <paul@codesourcery.com>
8283 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8285 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8287 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8288 label is first in a sequence of labels.
8290 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8292 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8293 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8295 * doc/sourcebuild.texi (Test Directives): New.
8297 2005-01-20 Roger Sayle <roger@eyesopen.com>
8299 * real.c (real_floor): Don't leave the result uninitialized when
8300 mode is VOIDMode, but return the unrounded intermediate value.
8301 (real_ceil): Likewise.
8303 2005-01-20 Paul Brook <paul@codesourcery.com>
8305 * config/arm/arm.md (insv): Use gen_int_mode.
8307 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8309 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8310 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8311 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8312 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8313 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8315 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8318 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8319 fbreg, so we have to assume we can't.
8320 (loc_descriptor_from_tree_1): Ditto.
8321 (containing_function_has_frame_base): New function.
8322 (add_location_or_const_value_attribute): Use it.
8323 Also try to generate a frame_base from a single element location
8326 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8328 PR tree-optimization/15349
8329 * timevar.def (TV_TREE_MERGE_PHI): New.
8330 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8332 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8333 calls to tree_forwarder_block_p.
8334 (remove_forwarder_block_with_phi, merge_phi_nodes,
8335 gate_merge_phi, pass_merge_phi): New.
8336 * tree-optimize.c (init_tree_optimization_passes): Add
8338 * tree-pass.h: Add an extern for pass_merge_phi;
8340 2005-01-20 Richard Henderson <rth@redhat.com>
8343 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8344 (_mm_castps_pd, _mm_castps_si128): New.
8345 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8347 2005-01-20 Richard Henderson <rth@redhat.com>
8350 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8351 __builtin_ia32_vec_init_v2si.
8352 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8353 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8354 (ix86_init_mmx_sse_builtins): Create it.
8355 (ix86_expand_builtin): Expand it.
8356 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8357 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8358 (vec_extractv2si_0, vec_extractv2si_1): New.
8360 2005-01-20 Richard Henderson <rth@redhat.com>
8363 * config/i386/i386.c (ix86_expand_push): New.
8364 * config/i386/mmx.md (push<MMXMODE>1): New.
8365 * config/i386/sse.md (push<SSEMODE>1): New.
8366 * config/i386/i386-protos.h: Update.
8368 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8370 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8373 2005-01-20 Richard Henderson <rth@redhat.com>
8375 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8376 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8378 2005-01-19 Richard Henderson <rth@redhat.com>
8381 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8382 to V4SFmode in SSE1 fallback load path.
8384 2005-01-19 Richard Henderson <rth@redhat.com>
8386 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8387 in QImode expansion to ix86_expand_vector_set.
8388 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8390 2005-01-19 Richard Henderson <rth@redhat.com>
8393 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8394 subclass of the input class.
8395 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8396 Always true for cross-SSE1 classes. Rationalize conditionals.
8397 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8398 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8399 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8400 (movdi_2): Add MMX/SSE zeros.
8401 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8402 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8403 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8404 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8405 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8406 (zero_extendsidi2_rex64_1): Remove.
8407 (MOV0 peephole): Check GENERAL_REG_P.
8409 2005-01-19 Richard Henderson <rth@redhat.com>
8412 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8414 (ix86_expand_vector_extract): Likewise.
8416 2005-01-19 Richard Henderson <rth@redhat.com>
8419 * expr.c (emit_move_change_mode): New argument force; use
8420 simplify_gen_subreg if true.
8421 (emit_move_via_alt_mode): Merge into ...
8422 (emit_move_via_integer): ... here.
8423 (emit_move_ccmode): Use emit_move_change_mode directly.
8425 2005-01-19 Richard Henderson <rth@redhat.com>
8428 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8429 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8430 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8432 (alpha_emit_set_const): Likewise. Make static.
8433 (alpha_emit_set_long_const): Make static.
8434 (alpha_extract_integer): Split out from alpha_expand_mov.
8435 (alpha_split_const_mov): Likewise.
8436 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8437 (alpha_legitimate_constant_p): New.
8438 * config/alpha/alpha-protos.h: Update.
8439 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8440 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8441 * config/alpha/alpha.md (movsi): Add n alternative.
8442 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8443 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8444 (splitters for all of the above): Use alpha_split_const_mov.
8445 * config/alpha/predicates.md (non_add_const_operand): New.
8446 (non_zero_const_operand): New.
8447 (input_operand): Use alpha_legitimate_constant_p after reload.
8449 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8451 PR tree-optimization/19038
8452 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8453 (add_candidate): Add ivs with increment in latch only if
8454 allow_ip_end_pos_p is true.
8455 (determine_iv_cost): Use empty_block_p.
8457 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8459 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8460 (compute_dominance_frontiers): Ditto.
8462 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8465 * config/sh/t-rtems: New.
8466 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8468 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8470 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8471 the offset of the selected field.
8473 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8475 * tree-cfg.c (remove_forwarder_block): Fix the check to
8476 prevent a nonlocal label from appearing in the middle of a
8479 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8481 PR rtl-optimization/19462
8482 * reorg.c (find_end_label): Create return insn only if
8483 current_function_epilogue_delay_list is empty.
8485 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8487 * doc/passes.texi: Remove paragraph mentioning new-ra.
8489 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8491 PR rtl-optimization/15139
8492 * combine.c: Include params.h.
8493 (count_rtxs): New function.
8494 (record_value_for_reg): If replace_rtx would replace at least
8495 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8496 (clobber (const_int 0)) instead of TEM.
8497 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8498 * params.h (MAX_LAST_VALUE_RTL): New.
8499 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8500 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8503 * c-typeck.c (digest_init): Only call build_vector if all constructor
8504 elements are *_CST nodes.
8505 * gimplify.c (gimplify_init_constructor): Likewise.
8508 * c-typeck.c (digest_init): Only call build_vector if inside_init
8511 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8513 * toplev.c (init_asm_output): Remove dead #ifdef.
8515 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8517 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8519 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8521 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8522 accessing DECL_FUNCTION_CODE.
8523 * dojump.c (do_jump): Likewise.
8524 * gimplify.c (gimplify_call_expr): Likewise.
8525 * predict.c (expr_expected_value): Likewise.
8526 (strip_builtin_expect): Likewise.
8527 * tree-inline.c (estimate_num_insns_1): Likewise.
8528 * tree-ssa-loop-im.c (stmt_cost): Likewise
8529 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8530 (tree_expr_nonnegative_p): Likewise.
8532 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8534 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8535 variant of the load_pcrel_sym pattern.
8536 * config/sparc/sparc.md (P macro): Move to the top.
8537 (load_pcrel_sym): Macroize using P.
8538 (save_register_window): Likewise.
8540 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8542 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8545 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8548 * c-typeck.c (build_asm_expr): Strip nops off
8549 input memory operands.
8551 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8553 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8554 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8555 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8556 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8558 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8561 * config/i386/i386.c (override_options): If the 80387 is disabled,
8562 then do not return FP values using FP registers.
8564 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8566 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8567 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8568 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8569 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8570 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8571 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8572 output.h, postreload-gcse.c, postreload.c, recog.c,
8573 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8574 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8575 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8576 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8577 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8578 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8579 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8580 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8582 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8583 config/alpha/alpha.c, config/arm/vfp.md,
8584 config/i386/emmintrin.h, config/i386/i386-modes.def,
8585 config/i386/i386-protos.h, config/i386/i386.h,
8586 config/i386/pmmintrin.h, config/i386/ppro.md,
8587 config/i386/predicates.md, config/i386/xmmintrin.h,
8588 config/i860/i860.c, config/ia64/ia64-modes.def,
8589 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8590 config/ia64/ia64.md, config/ia64/itanium1.md,
8591 config/ia64/itanium2.md, config/ia64/predicates.md,
8592 config/iq2000/iq2000.h, config/mips/linux64.h,
8593 config/rs6000/aix41.h, config/rs6000/aix43.h,
8594 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8595 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8596 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8597 config/sparc/linux64.h, config/sparc/litecoff.h,
8598 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8599 config/sparc/sparc.h, config/sparc/sparc.md,
8600 config/sparc/sysv4-only.h: Update copyright.
8602 2005-01-18 Richard Henderson <rth@redhat.com>
8605 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8607 2005-01-18 Marc Espie <espie@openbsd.org>
8608 * config/i386/openbsdelf.h: Typo.
8610 2005-01-18 Richard Henderson <rth@redhat.com>
8612 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8613 special case for sse.
8614 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8616 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8618 * tree-inline.c (estimate_num_insns_1): Added cases for
8619 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8621 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8623 PR rtl-optimization/19296
8624 * combine.c (simplify_comparison): Rewrite the condition under
8625 which a non-paradoxical SUBREG of a PLUS can be lifted when
8626 compared against a constant.
8628 2005-01-18 Andi Kleen <ak@muc.de>
8630 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8631 * c.opt (-Wpointer-sign): Add.
8632 * doc/invoke.texi: (-Wpointer-sign): Add.
8634 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8636 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8637 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8638 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8639 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8640 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8641 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8642 for TARGET_MIX_SSE_I387.
8643 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8644 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8645 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8646 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8647 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8648 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8649 TARGET_MIX_SSE_I387.
8650 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8653 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8656 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8657 Add movaps alternative for xmm reg->reg move.
8659 2005-01-17 Jeff Law <law@redhat.com>
8661 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8662 at the end of the main DOM loop rather than just before DOM exits.
8664 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8666 PR tree-optimization/19121
8667 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8668 adding aliases to a name tag, also add them to the pointer's
8670 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8671 sensitive alias info at all. Only check that the two pointers
8672 have compatible pointed-to sets.
8673 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8674 a pointer's type tag is a superset of the alias set of the
8677 2005-01-17 James E Wilson <wilson@specifixinc.com>
8680 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8681 comment to document why.
8683 2005-01-17 Richard Henderson <rth@redhat.com>
8685 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8686 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8687 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8688 sse2_vmsminv2df3_finite): New.
8689 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8690 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8691 Force op1 into register.
8693 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8695 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8696 bubblestrap from always rebuilding build directory.
8698 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8700 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8701 ("*cmpmem_short"): Likewise.
8703 2005-01-17 Steven Bosscher <stevenb@suse.de>
8705 * basic-block.h: Document BB_* flags.
8706 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8707 use an sbitmap instead.
8708 * sched-rgn.c (compute_trg_info): Likewise.
8710 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8712 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8713 redundant target_cpu_default and extra_parts lines. Use the default
8715 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8716 (SUBTARGET_EXTRA_SPECS): Delete.
8717 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8718 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8719 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8720 and "n32" for -mabi=n32.
8722 2005-01-17 Ian Lance Taylor <ian@airs.com>
8725 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8726 fold constant variables into initial values.
8728 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8730 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8732 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8733 through the statements backward.
8735 2005-01-17 Ian Lance Taylor <ian@airs.com>
8737 PR middle-end/13127:
8738 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8739 a variable set to the return value of the inlined function.
8741 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8743 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8744 when modes are tieable.
8746 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8748 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8749 of pthread_create to find out if threads are enabled.
8750 * gthr-posix95.h (__gthread_active_p): Likewise.
8752 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8754 * common.opt (-fnew-ra): Remove.
8756 * toplev.h (flag_new_regalloc): Remove.
8757 * Makefile.in (ra*.*): Don't mention.
8758 * passes.c (rest_of_handle_new_regalloc): Remove.
8759 (rest_of_handle_combine, rest_of_compilation): Always consider
8760 flag_new_regalloc as false.
8761 * doc/invoke.texi: Don't document -fnew-ra.
8763 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8765 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8766 last parameter to reg_scan.
8767 * loop.c (loop_optimize): Likewise.
8768 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8769 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8770 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8771 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8772 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8773 * regclass.c (reg_scan): Likewise, for the declaration.
8774 * rtl.h (reg_scan): Likewise, for the prototype.
8776 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8778 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8779 mark_dfs_back_edges.
8781 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8783 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8784 (compute_avail): Uses don't go in tmp_gen.
8786 2005-01-16 Steven Bosscher <stevenb@suse.de>
8788 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8789 loop to look for a free slot in a page entry.
8791 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8794 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8795 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8796 just before targetm.asm_out.file_end.
8797 * tree.h (process_pending_assemble_output_defs): Declare.
8798 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8800 (assemble_alias): Defer generation of assembly code for defines when
8801 TARGET_DEFERRED_OUTPUT_DEFS is true.
8802 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8803 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8804 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8806 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8809 * pa.c (pa_scalar_mode_supported_p): New function.
8810 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8811 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8813 * pa-protos.h (prefetch_operand): Delete.
8814 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8815 * pa.c (prefetch_operand): Delete.
8816 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8817 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8818 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8819 and prefetch_nocc_operand.
8820 * pa.md (prefetch): Rework to avoid reload problems handling short
8821 displacements when a cache control completer needs to be provided.
8822 (prefetch_32, prefetch_64): Delete.
8823 (prefetch_cc, prefetch_nocc): New patterns.
8825 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8827 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8829 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8832 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8833 exceeds maximum alignment for global common data.
8834 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8835 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8837 2004-01-15 Roger Sayle <roger@eyesopen.com>
8839 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8841 2004-01-15 Roger Sayle <roger@eyesopen.com>
8843 * harg-reg-set.h (reg_class_names): Prototype global array.
8844 * regclass.c (reg_class_names): Declare here and initialize to
8846 (dump_regclass): Remove local declaration of reg_class_names.
8847 (regclass): Likewise.
8848 * cfg.c (dump_flow_info): Likewise.
8849 * ra-debug.c (reg_class_names): Likewise.
8850 * regrename.c (reg_class_names): Likewise.
8851 * reload.c (reg_class_names): Likewise.
8852 * reload1.c (spill_failure): Likewise.
8853 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8855 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8857 * config/s390/s390.md ("reload_outti"): Remove predicate for
8858 output operand. Abort if operand is not a MEM.
8859 ("reload_outdi", "reload_outdf"): Likewise.
8861 2005-01-15 Marc Espie <espie@openbsd.org>
8863 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8864 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8865 * config/openbsd.h: Fix C++ includes for native configurations.
8866 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8867 Add trampoline support.
8868 * config/i386/openbsdelf.h: New.
8870 2005-01-15 Marc Espie <espie@openbsd.org>
8872 * collect2.c (main): Explicitly parse -dynamic-linker option.
8874 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8876 PR tree-optimization/19060
8877 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8878 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8879 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8880 and handle extract_range_from_cond returning false.
8881 * fold-const.c (fold): Optimize comparisons with min/max even for
8882 width > HOST_BITS_PER_WIDE_INT.
8884 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8886 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8887 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8888 Remove little endian multilib variants.
8889 Add mips32 multilib variant.
8891 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8893 * explow.c (copy_all_reg, stabilize): Remove.
8894 * expr.h: Remove the corresponding prototypes.
8896 * rtlanal.c (regs_set_between_p): Remove.
8897 * rtl.h: Remove the corresponding prototype.
8899 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8901 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8902 to rs6000_nonimmediate_operand.
8903 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8904 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8905 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8906 rs6000_nonimmediate_operand.
8907 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8908 rs6000_nonimmediate_operand.
8910 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8912 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8914 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8916 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8918 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8919 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8921 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8922 (rs6k_nonimmediate_operand): New.
8923 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8925 (legitimate_lo_sum_address_p): Same.
8926 (rs6000_legitimize_address): Same.
8927 (rs6000_legitimize_reload_address): Same.
8928 (rs6000_legitimate_address): Same.
8929 (spe_build_register_parallel): Pass DF and DC modes in a DI
8932 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8933 to rs6k_nonimmediate_operand.
8935 * config/rs6000/spe.md ("*frob_df_di"): New.
8936 ("*frob_di_df"): New.
8937 ("*frob_di_df_2"): New.
8938 ("*mov_sidf_e500_subreg0"): New.
8939 ("*mov_sidf_e500_subreg4"): New.
8940 ("*movdf_e500_double"): Change predicate to
8941 rs6k_nonimmediate_operand.
8943 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8945 * postreload.c (move2add_note_store): Only call
8946 trunc_int_for_mode on scalar integers.
8948 2005-01-14 Steven Bosscher <stevenb@suse.de>
8950 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8951 replace BB_VISITED uses.
8952 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8953 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8954 (tree_dce_done): Free visited_control_parents.
8955 (perform_tree_ssa_dce): Allocate and clear it.
8956 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8957 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8958 instead of BB_VISITED.
8960 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8962 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8963 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8964 Remove unused prototypes.
8966 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8968 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8969 64-bit register usage.
8970 (spe_func_has_64bit_regs_p): Add FIXME note.
8972 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8974 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8975 flag_finite_math_only with flag_unsafe_math_optimizations.
8977 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8979 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8981 (__tpf_eh_return): Copy TPF private stack area from the module
8982 boundary stack frame. Add check for when module addresses are
8983 equal, but no stub address is found.
8985 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8988 * arm.h (struct machine_function): Add call_via field.
8989 (thumb_call_via_label): Declare.
8990 * arm.c (thumb_call_via_label): New variable.
8991 (thumb_call_reg_needed): New variable.
8992 (arm_output_function_epilogue): For Thumb code, output any per-function
8993 call-indirect trampolines.
8994 (thumb_call_via_reg): New function.
8995 (arm_file_end): New function.
8996 (TARGET_ASM_FILE_END): Call arm_file_end.
8997 (aof_file_end): Likewise.
8998 * arm-protos.h (thumb_call_via_reg): Declare.
8999 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
9000 thumb_call_via_reg in normal case.
9002 2005-01-14 Jakub Jelinek <jakub@redhat.com>
9005 PR rtl-optimization/19348
9006 * recog.c (peephole2_optimize): Do global life update if some peephole
9007 decides it doesn't need at least one of its inputs and that change
9008 influences liveness at the start of the basic block.
9010 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
9011 arguments instead of 1.
9013 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
9016 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
9017 zero for nested functions needing a static chain or functions
9018 with a non-constant address.
9020 2005-01-13 Roger Sayle <roger@eyesopen.com>
9022 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
9023 (and (sign_extend X) C) into (zero_extend (and X C)).
9025 2005-01-13 David O'Brien <obrien@FreeBSD.org>
9027 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
9029 2005-01-13 Richard Henderson <rth@redhat.com>
9034 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
9035 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
9036 not just TARGET_SSE.
9037 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
9038 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
9039 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
9040 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
9041 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
9042 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
9043 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
9044 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
9045 (movdicc_c_rex64): Rename with '*'.
9046 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
9047 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
9048 (movsfcc_1_387): Rename from movsfcc_1.
9049 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
9050 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
9051 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
9052 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9053 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9054 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9055 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9056 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9057 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9058 sse_movdfcc_const0_4): Remove.
9059 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9060 recognize min/max early. Update for changed sse cmove patterns.
9061 (ix86_split_sse_movcc): New.
9062 * config/i386/i386-protos.h: Update.
9064 2005-01-13 Steven Bosscher <stevenb@suse.de>
9066 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9067 (fix_stmt_v_may_defs): Likewise.
9069 2005-01-13 Richard Henderson <rth@redhat.com>
9071 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9072 for converting the mask.
9074 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9076 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9079 2005-01-13 Richard Henderson <rth@redhat.com>
9081 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9082 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9083 IX86_BUILTIN_MOVDQ2Q): Remove.
9084 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9085 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9086 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9088 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9089 (sse2_pextrw): Fix immediate constraint.
9090 (sse2_loadq, sse2_loadq_rex64): Remove.
9091 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9092 Use __builtin_ia32_vec_ext_<size>.
9093 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9095 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9097 * function.c (assign_parm_setup_block): Look inside original
9098 entry_parm when inspecting PARALLEL.
9100 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9101 Joel Sherrill <joel@oarcorp.com>
9104 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9105 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9106 rtems_gxx_recursive_mutex_init.
9107 (__gthread_recursive_mutex_lock): New function.
9108 (__gthread_recursive_mutex_trylock): Likewise.
9109 (__gthread_recursive_mutex_unlock): Likewise.
9111 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9113 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9115 2005-01-13 Jan Beulich <jbeulich@novell.com>
9117 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9118 (ashrti3_internal): Indicate output is early clobber. Generate result
9119 into output rather than first input. Use move for low word of output
9120 if shift count is exactly 64.
9121 (lshrti3_internal): Likewise.
9123 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9127 * reload1.c (delete_output_reload): Don't delete an output reload
9128 if the pseudo lives longer than a single basic block. Adjust and
9129 improve wording of comment.
9131 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9134 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9135 of TYPE_SIZE where we mean the number of bytes.
9137 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9139 * function.c (assign_parm_setup_block): Relax condition on
9140 multi-register optimization.
9142 2005-01-12 Nick Clifton <nickc@redhat.com>
9144 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9145 an "in_delay_slot" attribute of "no" to prevent them being used in
9146 delay slots. This is forbidden because they might generate
9149 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9152 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9155 2005-01-12 Nick Clifton <nickc@redhat.com>
9157 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9158 passed on to GAS) but do not define, as GAS no longer supports or
9159 needs the -m2000 option.
9161 2005-01-11 Roger Sayle <roger@eyesopen.com>
9163 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9164 type as args of unprototyped builtins aren't automatically promoted.
9165 (fold_builtin_abs): Likewise.
9167 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9169 * Makefile.in: Set a `build-warn' variable.
9171 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9173 PR tree-optimization/17949
9174 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9175 (find_interesting_uses_address): Use it.
9177 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9179 * regrename.c (kill_value): Handle subreg's that won't simplify.
9181 2005-01-11 Richard Henderson <rth@redhat.com>
9184 * config/i386/i386.h (enum ix86_builtins): Move ...
9185 * config/i386/i386.c: ... here.
9186 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9187 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9188 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9189 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9190 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9191 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9192 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9193 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9194 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9195 IX86_BUILTIN_LOADDDUP): Remove.
9196 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9197 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9198 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9199 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9200 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9201 (ix86_init_builtins): Make static.
9202 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9203 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9204 if all the modes match. Otherwise, fake it.
9205 (get_element_number, ix86_expand_vec_init_builtin,
9206 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9207 (ix86_expand_builtin): Make static. Update for changed builtins.
9208 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9209 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9210 (ix86_expand_vector_init_duplicate): New.
9211 (ix86_expand_vector_init_low_nonzero): New.
9212 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9213 Split out from ix86_expand_vector_init; handle integer modes.
9214 (ix86_expand_vector_init): Use them.
9215 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9216 * config/i386/i386-protos.h: Update.
9217 * config/i386/predicates.md (reg_or_0_operand): New.
9218 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9219 (movv2sf_internal): Likewise. And a splitter to match them all.
9220 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9221 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9222 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9223 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9224 (mmx_pinsrw): Fix operand ordering.
9225 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9226 rather than sse_loadss expander.
9227 (movv2df splitter): Similarly.
9228 (sse_loadss, sse_loadlss): Remove.
9229 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9230 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9231 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9232 (sse3_movddup): Rename with '*'.
9233 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9234 (sse2_loadsd): Remove.
9235 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9236 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9237 (sse2_pinsrw): Fix argument ordering.
9238 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9239 (sse2_stored): Remove 'r' destination.
9240 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9241 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9242 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9243 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9244 vec_extractv16qi, vec_initv16qi): New.
9246 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9247 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9248 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9250 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9251 (_mm_load_si128, _mm_store_si128): Likewise.
9252 (_mm_load1_pd): Use _mm_set1_pd.
9253 (_mm_load_sd): Use _mm_set_sd.
9254 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9255 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9256 (_mm_set_epi64): Use _mm_set_epi64x.
9257 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9258 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9259 _mm_setr_epi8): Use _mm_set_foo form.
9260 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9261 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9262 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9263 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9264 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9265 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9266 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9267 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9268 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9269 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9270 (_mm_movedup_pd): Use _mm_shuffle_pd.
9271 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9272 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9273 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9274 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9276 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9277 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9278 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9279 (_mm_store_ps): Use raw dereference.
9280 (_mm_store1_ps): Use _mm_storeu_ps.
9281 (_mm_storer_ps): Use _mm_store_ps.
9282 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9283 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9285 2005-01-11 Stan Shebs <shebs@apple.com>
9287 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9288 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9290 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9293 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9294 Skip all DECLs except for FIELD_DECLs.
9296 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9298 * config/s390/s390.c (override_options): Return error if
9299 -mbackchain, -mpacked-stack and -mhard-float are used together.
9300 (s390_va_start): Remove the backchain && packed-stack special case.
9301 (s390_gimplify_va_arg): Likewise.
9302 * doc/invoke.texi: Remove the ABI incompatibility note.
9304 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9306 * config/s390/s390.c (struct s390_frame_layout): Remove
9308 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9309 save_backchain_p with TARGET_BACKCHAIN.
9311 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9314 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9315 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9316 * function.c (locate_and_pad_parm): Set new field.
9317 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9318 Tweak where_pad test to include "none". Always set mem align for
9320 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9321 not sufficient for type.
9322 (assign_parm_setup_block): If stack_parm is zero on entry, always
9323 make a new stack local. Block move old stack parm if necessary
9324 to new aligned stack local.
9325 (assign_parm_setup_stack): Use a block move to handle
9326 potentially misaligned entry_parm.
9327 (assign_parms_unsplit_complex): Specify required alignment when
9328 creating stack local.
9329 * calls.c (compute_argument_addresses): Override alignment of stack
9330 arg calculated from its type with the alignment given by
9331 FUNCTION_ARG_BOUNDARY.
9332 (store_one_arg): Likewise.
9334 2005-01-11 Jan Beulich <jbeulich@novell.com>
9336 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9337 Change respective itanium_class attribute to ialu.
9338 (shladdp4_internal): New.
9339 * config/ia64/predicates.md (shladd_log2_operand): New.
9341 2005-01-11 Richard Henderson <rth@redhat.com>
9343 * expr.c (store_constructor): Use rtvec_alloc instead of
9344 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9346 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9348 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9350 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9352 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9353 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9354 (TARGET_RWRELOC): Define.
9355 (ia64_rwreloc_section_type_flags): Delete.
9356 (ia64_section_type_flags): New function.
9357 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9358 (TARGET_RWRELOC): Define.
9360 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9363 * config/ia64/ia64.c (process_set): For alloc insn, only call
9364 process_epilogue is !frame_pointer_needed.
9366 2005-01-10 Roger Sayle <roger@eyesopen.com>
9369 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9370 unary operator and can't be treated as a binary/comparison operator.
9372 2005-01-10 Richard Henderson <rth@redhat.com>
9374 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9375 (ix86_return_in_memory): Likewise.
9376 (function_arg_advance): Likewise. Mirror structure in function_arg
9377 for choosing register to advance.
9379 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9381 * tree-vectorizer.c, tree.def: Fix comment typos.
9383 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9385 * config/s390/s390.c (struct processor_costs): 4 new fields:
9386 ddbr, ddr, debr, der.
9387 (s390_rtx_costs): More precise handling of divide instructions.
9389 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9391 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9393 2005-01-10 Jan Beulich <jbeulich@novell.com>
9395 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9396 names resulting from -ffunction-sections/-fdata-sections and linkonce
9398 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9399 based on the section name. Rearrange the section name comparison logic
9400 slightly so that each section name is compared against at most once.
9402 2005-01-10 Ben Elliston <bje@au.ibm.com>
9404 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9405 targets for which -fPIC reduces limitations on the GOT size.
9407 2005-01-09 Falk Hueffner <falk@debian.org>
9409 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9412 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9415 * collect2.c (main): Set aixrtl_flag for -brtl option.
9416 (resolve_lib_name): Search for .so file extension before .a
9419 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9421 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9422 (vect_analyze_data_refs_alignment): Add dump prints.
9424 2005-01-09 Ira Rosen <irar@il.ibm.com>
9426 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9427 expr_invariant_in_loop_p.
9428 Initialize outputs first thing in the function.
9429 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9430 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9431 (vect_analyze_pointer_ref_access): Check that the initial condition of
9432 the access function is loop invariant.
9434 2005-01-09 Richard Henderson <rth@redhat.com>
9436 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9437 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9438 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9439 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9440 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9441 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9442 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9443 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9444 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9445 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9446 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9447 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9448 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9449 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9450 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9451 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9452 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9453 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9454 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9455 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9456 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9457 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9458 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9460 (mmx_clrdi, pavgusb): Remove.
9461 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9462 with leading sse_ prefix.
9463 * config/i386/sse.md: Receive them.
9464 * config/i386/mmx.md: New file.
9465 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9466 (subrv2sf3): Turn into expander for normal subtraction.
9467 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9468 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9469 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9470 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9471 commutative; use ix86_binary_operator_ok.
9472 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9473 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9474 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9475 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9476 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9477 Macroize from existing patterns; use ix86_binary_operator_ok.
9478 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9479 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9480 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9481 with vec_select+vec_concat.
9482 (mmx_pshufw, mmx_pshufw_1): Likewise.
9483 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9484 (mmx_uavgv4hi3): Model correctly.
9485 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9486 _mm_xor_si64): Remove casts.
9488 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9490 PR tree-optimization/19224
9491 * tree-scalar-evolution.c (get_instantiated_value,
9492 set_instantiated_value): New functions.
9493 (instantiate_parameters_1): Cache the results.
9494 (instantiate_parameters, resolve_mixers): Initialize and free
9497 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9499 * config/i386/i386.md (addhi_4): Correct reference in comment.
9502 2005-01-08 Richard Henderson <rth@redhat.com>
9504 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9505 (_mm_cvtsi128_si64x): Likewise.
9506 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9507 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9508 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9509 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9510 * config/i386/i386-protos.h: Update.
9511 * config/i386/i386.c (print_operand): Add 'H'.
9512 (ix86_fixup_binary_operands): Split out from ...
9513 (ix86_expand_binary_operator): ... here.
9514 (ix86_fixup_binary_operands_no_copy): New.
9515 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9516 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9517 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9518 (safe_vector_operand): Use CONST0_RTX.
9519 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9520 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9521 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9522 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9524 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9525 (IX86_BUILTIN_CMPNGESS): New.
9526 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9527 (attr type): Add sselog1.
9528 (attr unit, attr memory): Handle it.
9529 (movti, movti_internal, movti_rex64): Move near other integer moves.
9530 (movtf, movtf_internal): Move near other fp moves.
9531 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9532 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9533 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9534 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9535 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9536 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9537 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9538 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9539 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9540 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9541 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9542 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9543 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9544 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9545 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9546 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9547 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9548 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9549 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9550 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9551 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9552 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9553 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9554 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9555 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9556 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9557 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9558 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9559 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9560 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9561 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9562 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9563 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9564 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9565 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9566 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9567 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9568 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9569 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9570 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9571 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9572 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9573 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9574 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9576 (SSEPUSH, push<SSEPUSH>): Remove.
9577 (MMXPUSH, push<MMXPUSH>): Remove.
9578 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9579 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9580 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9581 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9582 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9583 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9584 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9585 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9586 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9587 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9588 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9589 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9590 (ppro_sse_log_V4SF): Handle sselog1.
9591 * config/i386/predicates.md (const_0_to_1_operand): New.
9592 (const_0_to_255_mul_8_operand): New.
9593 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9594 (const_2_to_3_operand, const_4_to_7_operand): New.
9595 * config/i386/sse.md: New file.
9596 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9597 (sse_movups): Rename from sse_movups_1.
9598 (sse_loadlss): Rename from sse_loadss_1.
9599 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9601 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9602 (absv4sf2, negv2df, absv2df): New.
9603 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9604 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9605 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9606 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9607 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9608 (sse3_addsubv4sf3): Model correctly.
9609 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9610 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9611 (sse_movhlps): Model with vec_select+vec_concat.
9612 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9613 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9614 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9615 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9616 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9617 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9618 sse2_pshufhw_1): Likewise.
9619 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9620 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9621 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9622 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9623 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9624 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9625 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9626 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9627 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9628 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9629 sminv8hi3): Mark commutative
9630 operands. Use ix86_binary_operator_ok.
9631 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9632 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9633 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9634 sse2_punpcklqdq): Allow operand2 in memory.
9635 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9636 sse2_movsd): Add memory alternatives.
9637 (sse_storelps): Turn expander into an insn; split after reload.
9638 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9639 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9641 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9643 * configure.ac (DWARF-2 debug_line): Use objdump.
9644 * configure: Regenerate.
9646 2005-01-08 Jeff Law <law@redhat.com>
9647 Diego Novillo <dnovillo@redhat.com>
9649 PR tree-optimization/18241
9650 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9651 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9652 statements with volatile operands.
9653 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9654 operands after marking a statement with has_volatile_ops.
9656 2005-01-08 Roger Sayle <roger@eyesopen.com>
9658 * tree.c (int_fits_type_p): Always honor integer constant
9659 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9661 2005-01-08 Roger Sayle <roger@eyesopen.com>
9663 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9664 the latent bug in rtl_delete_block has been resolved.
9666 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9668 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9669 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9671 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9673 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9674 library as @multilib_dir@/$(SHLIB_SONAME).
9676 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9678 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9679 * configure: Regenerate.
9681 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9683 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9686 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9689 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9690 Convert non-word aligned offset address using ld/std into
9693 2005-01-07 Richard Henderson <rth@redhat.com>
9695 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9697 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9699 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9701 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9703 PR tree-optimization/19283
9704 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9705 is not shorter than the original type.
9707 PR rtl-optimization/19012
9708 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9710 PR rtl-optimization/18861
9711 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9712 (FULL_STATE): Define.
9713 (mark_tablejump_edge): New function.
9714 (purge_dead_tablejump_edges): New function.
9715 (find_bb_boundaries): Use it.
9717 PR tree-optimization/18828
9718 * builtins.c (expand_builtin_next_arg): Remove argument and all
9719 the argument checking.
9720 (expand_builtin): Adjust caller.
9721 (expand_builtin_va_start): Likewise. Remove error for too many
9723 (fold_builtin_next_arg): Issue error for too many arguments.
9724 After checking arguments, replace them with magic arguments that
9725 prevent further checking of the args.
9727 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9729 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9731 2005-01-06 Roger Sayle <roger@eyesopen.com>
9734 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9735 and %{.S:...} (and their negative variants) to test whether the
9736 input file is assembler or pre-processed-assembler independent of
9737 the actual filename extension.
9739 2005-01-06 Roger Sayle <roger@eyesopen.com>
9741 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9742 of sign or zero extended values.
9744 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9746 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9747 for IBM long double format correctly.
9749 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9751 Fix PR tree-optimization/18792
9753 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9754 to first_loop_depth, and use loop depth instead of loop number.
9755 (build_classic_dir_vector): Ditto.
9756 (compute_data_dependences_for_loop): Use depth, not loop number.
9757 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9758 number. Pass in loops, instead of loop numbers.
9759 (gather_interchange_stats): Ditto.
9760 (linear_transform_loops): Ditto.
9762 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9765 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9766 biv_fits_mode_p, extension_within_bounds_p): New functions.
9767 (check_ext_dependent_givs): Use them.
9769 2005-01-06 Roger Sayle <roger@eyesopen.com>
9771 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9772 more than one barrier, in which case we should delete them all.
9774 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9776 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9778 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9780 Fix PR middle-end/19286
9782 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9783 output this subprogram, simply ignore this attempt to do it again.
9784 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9785 origin attribute if it's not possible.
9786 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9787 (decls_for_scope): Ditto.
9788 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9789 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9791 2005-01-05 Richard Henderson <rth@redhat.com>
9794 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9795 (bdesc_2arg): Use it.
9796 (ix86_expand_binop_builtin): Force operands into registers
9798 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9799 ix86_expand_sse_compare, ix86_expand_sse_comi,
9800 ix86_expand_builtin): Likewise.
9802 2005-01-05 Richard Henderson <rth@redhat.com>
9804 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9806 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9807 (mulv4hi3): Set itanium_class mmmul.
9808 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9809 (fpack): Rename from fpack_sfsf.
9811 2005-01-05 Richard Henderson <rth@redhat.com>
9814 * reload1.c (do_input_reload): Restrict the optimization deleteing
9815 a previous output reload to RELOAD_FOR_INPUT.
9817 2005-01-05 Steven Bosscher <stevenb@suse.de>
9819 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9820 comment that we fall through after case.
9821 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9822 (distribute_links): Likewise.
9823 * cse.c (cse_insn): Likewise.
9824 * cselib.c (cselib_invalidate_mem): Likewise.
9825 * df.c: Update comments at the top of the file.
9826 (read_modify_subreg_p): Update comments here too.
9827 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9828 * flow.c (mark_set_1): Likewise.
9829 (mark_used_regs): Likewise.
9830 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9831 (canon_list_insert): Likewise.
9832 (mark_set): Likewise.
9833 (try_replace_reg): Likewise.
9834 (store_killed_in_insn): Likewise.
9835 * loop.c (count_one_set): Likewise.
9836 (basic_induction_var): Likewise.
9837 * postreload-gcse.c (find_mem_conflicts): Likewise.
9838 * postreload.c (reload_combine_note_store): Likewise.
9839 (move2add_note_store): Likewise.
9840 * reload.c (find_equiv_reg): Likewise.
9841 (mark_referenced_resources): Likewise.
9842 * rtlanal.c (set_noop_p): Likewise.
9843 (note_stores): Likewise.
9844 (note_uses): Likewise.
9845 * sched-deps.c (sched_analyze_1): Likewise.
9846 * sched-rgn.c (check_live_1): Likewise.
9847 (update_live_1): Likewise.
9848 * config/i860/i860.c: Likewise.
9850 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9852 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9854 * doc/rtl.texi: Update documentation for bit-fields and SET.
9856 2005-01-05 Roger Sayle <roger@eyesopen.com>
9858 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9860 2005-01-05 Jan Hubicka <jh@suse.cz>
9861 Richard Henderson <rth@redhat.com>
9864 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9867 2005-01-05 Richard Henderson <rth@redhat.com>
9870 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9871 (sse_shufps): Change operand 3 to const_int_operand.
9872 (sse2_storelps): Fix typo in template.
9873 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9874 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9875 (ix86_expand_builtin): Likewise.
9877 2005-01-05 Julian Brown <julian@codesourcery.com>
9879 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9880 as aggregates for AAPCS ABIs.
9882 2005-01-05 Stan Shebs <shebs@apple.com>
9884 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9885 Mach-O getters if ppc64.
9886 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9888 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9889 signed four-byte field for global code case.
9890 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9892 2005-01-05 Roger Sayle <roger@eyesopen.com>
9895 * c-common.c: Include real.h.
9896 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9897 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9898 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9899 * Makefile.in (c-common.o): Update dependencies.
9901 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9903 * c-parse.in (asm_string): Add trailing semicolon.
9905 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9907 * c-parse.in (asm_string): New. Don't allow wide strings in
9909 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9910 asm_string instead of STRING.
9912 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9914 * c-typeck.c (constructor_no_implicit): Remove.
9915 (set_designator, process_init_element): Don't check
9916 constructor_no_implicit.
9918 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9919 Kaz Kojima <kkojima@gcc.gnu.org>
9922 * lcm.c (create_pre_exit): New.
9923 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9924 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9926 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9928 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9929 -msoft-float in target_float_switch.
9930 * arm.c (arm_override_options): Fix processing of target_float_switch.
9932 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9934 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9937 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9939 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9940 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9942 2005-01-04 Roger Sayle <roger@eyesopen.com>
9944 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9945 if deleting the then-block allows the test-block to fallthru to the
9948 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9951 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9952 after the full declaration if the are in two different TUs.
9954 2005-01-04 Richard Henderson <rth@redhat.com>
9957 * tree-sra.c (generate_one_element_init): Just
9958 call gimplify_and_add.
9959 (generate_element_init): Record the
9960 new referenced variables and mark them for renaming
9961 and split out to ...
9962 (generate_element_init_1): This.
9963 (scalarize_init): Don't call push_gimplify_context/
9964 pop_gimplify_context.
9966 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9968 * toplev.c (get_src_pwd): Handle failure of getpwd().
9970 2005-01-04 Roger Sayle <roger@eyesopen.com>
9972 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9974 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9975 all the cases handled by it are inverted by invert_truthvalue.
9977 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9979 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9980 (save_register_windowsi): Likewise.
9982 2005-01-04 Richard Henderson <rth@redhat.com>
9984 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9986 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9989 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9990 any simplifications of vector mode comparison operators.
9991 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9993 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9994 Devang Patel <dpatel@apple.com>
9996 PR tree-optimization/18308
9997 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9998 the operands before creating a new expression.
9999 * dojump.c (do_jump): Make drop_through_label available
10000 for all cases. Add expansion of COND_EXPR.
10002 2005-01-04 Ira Rosen <irar@il.ibm.com>
10004 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
10005 INTEGER_CST instead of TREE_CONSTANT.
10006 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
10007 instead of TREE_CONSTANT.
10008 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
10009 instead of TREE_CONSTANT.
10011 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10013 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
10015 2005-01-04 Uros Bizjak <uros@kss-loka.si>
10018 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
10019 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
10021 2005-01-03 Richard Henderson <rth@redhat.com>
10023 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
10024 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
10025 fold_convert_const_real_from_real): Split out from ...
10026 (fold_convert_const): ... here.
10028 2005-01-03 Richard Henderson <rth@redhat.com>
10031 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
10032 (mov<MMXMODEI>_internal): Likewise.
10033 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
10034 Add V2SF case; use it for SSE1; don't use TI.
10035 (movdf_integer): Likewise.
10036 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
10038 2005-01-03 Ira Rosen <irar@il.ibm.com>
10040 * tree-vectorizer.c (vect_strip_conversions): New function.
10041 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
10042 check for binary class.
10044 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
10048 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
10050 * gimple-low.c (mark_blocks_with_used_vars): New function.
10051 (mark_blocks_with_used_subblocks): Ditto.
10052 (mark_used_blocks): Ditto.
10053 (pass_mark_used_blocks): New pass.
10054 * tree-inline.c: Include debug.h.
10055 (expand_call_inline): Call outlining_inline_function here.
10056 * tree-optimize.c (init_tree_optimization_passes): Add
10057 pass_mark_used_blocks.
10058 * tree-pass.h (pass_mark_used_blocks): New.
10059 * Makefile.in (tree-inline.o): Add debug.h dependency.
10061 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10063 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10064 VAR_DECLs to have weak_import attribute.
10066 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10069 2004-01-03 Steven Bosscher <stevenb@suse.de>
10071 * passes.c (rest_of_compilation): Don't run regmove if only
10072 flag_expensive_optimizations, require flag_regmove instead.
10074 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10076 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10078 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10079 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10080 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10081 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10083 2005-01-03 Richard Henderson <rth@redhat.com>
10085 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10086 (ia64_const_ok_for_letter_p): New.
10087 (ia64_const_double_ok_for_letter_p): New.
10088 (ia64_extra_constraint): New.
10089 (ia64_expand_vecint_compare): New.
10090 (ia64_expand_vcondu_v2si): New.
10091 (ia64_expand_vecint_cmov): New.
10092 (ia64_expand_vecint_minmax): New.
10093 (ia64_print_operand): Add 'v'.
10094 (ia64_preferred_reload_class): New.
10095 (ia64_vector_mode_supported_p): New.
10096 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10097 (PREFERRED_RELOAD_CLASS): Move to function.
10098 (CONST_OK_FOR_LETTER_P): Move to function.
10099 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10100 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10101 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10102 (EXTRA_CONSTRAINT): Move to function.
10103 * config/ia64/ia64.md: Include vect.md.
10104 (itanium_class): Add mmalua.
10106 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10108 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10109 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10111 (const_int_2bit_operand): New.
10112 (fr_reg_or_0_operand): New.
10113 * config/ia64/ia64-modes.def: Add vector modes.
10114 * config/ia64/ia64-protos.h: Update.
10115 * config/ia64/vect.md: New file.
10117 2005-01-03 Richard Henderson <rth@redhat.com>
10119 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10121 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10124 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10126 (log1pdf2): Change mode of operands[0,1] to DFmode.
10128 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10130 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10131 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10132 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10133 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10134 SPARC_RELAXED_ORDERING.
10136 2005-01-03 Richard Henderson <rth@redhat.com>
10137 Uros Bizjak <uros@kss-loka.si>
10140 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10141 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10142 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10144 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10145 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10146 const_pow2_1_to_128_operand): New predicates.
10148 2005-01-02 Greg McGary <greg@mcgary.org>
10150 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10152 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10153 object. [ptr_type]: Remove unused variable.
10154 Remember nearest addressable array-element or record-component
10155 when checking bitfield components. Tolerate empty BIND_EXPR.
10157 2005-01-01 Richard Henderson <rth@redhat.com>
10159 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10160 that don't narrow the value. Fail for other conversions.
10162 2005-01-01 Richard Henderson <rth@redhat.com>
10165 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10166 * c-lang.c (finish_file): Don't do it here.
10167 * objc/objc-act.c (objc_finish_file): Likewise.
10169 * cgraph.c (decl_assembler_name_equal): New.
10170 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10171 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10172 * cgraph.h (struct cgraph_varpool_node): Add next.
10173 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10174 * varasm.c (assemble_alias): Mark the target as needed.
10176 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10178 PR middle-end/19221
10179 * function.c (get_arg_pointer_save_area): Use entry_of_function
10180 instead of get_insns.
10182 2005-01-01 Roger Sayle <roger@eyesopen.com>
10183 Andrew Pinski <pinskia@physics.uc.edu>
10184 James E. Wilson <wilson@specifixinc.com>
10186 PR rtl-optimization/12092
10187 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10190 2005-01-01 Roger Sayle <roger@eyesopen.com>
10191 Olivier Hainque <hainque@act-europe.fr>
10193 * tree.c (int_fits_type_p): A narrower type always fits in a
10194 wider one, except for negative values into unsigned types.
10196 2005-01-01 Roger Sayle <roger@eyesopen.com>
10198 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10199 with the original constant rather than require TREE_OVERFLOW.
10201 2005-01-01 Steven Bosscher <stevenb@suse.de>
10203 PR middle-end/17544
10204 * c-decl.c (finish_function): If compiling C99, annotate the
10205 compiler generated return with the current file name and line 0.
10206 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10207 the source line is greater than 0.
10208 (remove_bb): Likewise.