| blob | bbbade7f706ce2eab47b017a3144d80c239ee40b |
1 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
2 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
4 PR tree-optimization/19903
5 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6 that don't fit in their type after conversion.
8 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10 PR target/20421
11 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
12 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
13 Allocate local stack slots here. Set ix86_optimize_mode_switching.
14 flag here. Implement using define_insn_and_split.
15 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
16 (frndintxf2_mask_pm_i387): New insn patterns.
17 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
18 Do not set ix86_optimize_mode_switching flag.
19 (ceilsf2, ceildf2, ceilxf2): Same.
20 (btruncsf2, btruncdf2, btruncxf2): Same.
21 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
23 2005-04-05 Ian Lance Taylor <ian@airs.com>
25 PR debug/9963
26 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
27 i386_pe_record_external_function.
28 (i386_pe_record_external_function): Update declaration.
29 * config/i386/winnt.c (struct extern_list): Add decl field.
30 (i386_pe_record_external_function): Add decl parameter.
31 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
32 identifier.
33 * config/i386/i386-protos.h (i386_pe_record_external_function):
34 Update declaration.
36 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
38 * config/m68k/m68k-protos.h: Add a prototype for
39 valid_dbcc_comparison_p_2.
40 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
41 extend_operator, const_uint32_operand, const_sint32_operand,
42 general_src_operand, nonimmediate_src_operand,
43 memory_src_operand, post_inc_operand, pre_dec_operand,
44 pcrel_address): Move to predicates to predicates.md.
45 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
46 * config/m68k/m68k.md: Include predicates.md.
47 * config/m68k/predicates.md: New.
49 2005-04-04 Roger Sayle <roger@eyesopen.com>
51 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
53 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
55 2005-04-04 Ian Lance Taylor <ian@airs.com>
57 * c-typeck.c (struct c_switch): Rename switch_stmt field to
58 switch_expr.
59 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
60 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
61 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
62 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
63 * c-common.c (c_do_switch_warnings_1): New static function broken
64 out of c_do_switch_warnings.
65 (c_do_switch_warnings): Call c_do_switch_warnings_1.
66 (c_do_switch_expr_warnings): New function.
67 * c-common.h (c_do_switch_expr_warnings): Declare.
69 2005-04-04 David Edelsohn <edelsohn@gnu.org>
70 Daniel Jacobowitz <dan@codesourcery.com>
72 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
73 trapping divide.
74 * rtlanal.c (may_trap_p): Same.
76 2005-04-04 Dale Johannesen <dalej@apple.com>
78 * ChangeLog: remove reference to ChangeLog.12.
80 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
82 CRIS epilogue as RTL.
83 * config/cris/cris.md: Change all 0 in unspec 0 to
84 CRIS_UNSPEC_PLT.
85 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
86 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
87 patterns.
88 ("return"): Change to define_expand. Call cris_expand_return for
89 actual expansion.
90 ("*return_expanded"): New pattern.
91 ("epilogue"): New define_expand.
92 * config/cris/cris.h (PREDICATE_CODES): Add
93 cris_load_multiple_op.
94 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
95 type.
96 (enum cris_retinsn_type): New.
97 (struct machine_function): New member return_type.
98 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
99 (cris_target_asm_function_epilogue): Remove, moving RTLified
100 contents to...
101 (cris_expand_epilogue): New function.
102 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
103 (cris_gen_movem_load, cris_load_multiple_op)
104 (cris_return_address_on_stack_for_return, cris_expand_return): New
105 functions.
106 (cris_target_asm_function_prologue)
107 (cris_initial_frame_pointer_offset): Call
108 cris_reg_saved_in_regsave_area instead of complicated expression.
109 Call cris_return_address_on_stack instead of an expression.
110 (cris_print_operand) <case 'o', case 'O'>: New cases.
111 (cris_return_address_on_stack): Change return-type to bool.
112 (cris_simple_epilogue): Ditto. Return false if registers are
113 saved.
114 * config/cris/cris-protos.h (cris_simple_epilogue)
115 (cris_return_address_on_stack): Adjust prototype return type.
116 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
117 (cris_return_address_on_stack_for_return): New prototypes.
119 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
121 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
122 gpr_or_int12_operand.
124 * config/frv/frv-protos.h: Add a prototype to
125 frv_legitimate_memory_operand and frv_const_unspec_p.
126 (frv_unspec): Move from frv.c.
127 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
128 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
129 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
130 gpr_or_fpr_operand, gpr_or_int12_operand,
131 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
132 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
133 int6_operand, int5_operand, uint5_operand, uint4_operand,
134 uint1_operand, int_2word_operand, uint16_operand,
135 upper_int16_operand, integer_register_operand,
136 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
137 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
138 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
139 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
140 move_destination_operand, movcc_fp_destination_operand,
141 frv_function_symbol_referenced_p, move_source_operand,
142 condexec_dest_operand, condexec_source_operand,
143 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
144 const_unspec_operand, gpr_or_memory_operand,
145 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
146 icc_operand, fcc_operand, cc_operand, icr_operand,
147 fcr_operand, cr_operand, call_operand, sibcall_operand,
148 symbolic_operand, relational_operator,
149 integer_relational_operator, float_relational_operator,
150 ccr_eqne_operator, minmax_operator,
151 condexec_si_binary_operator, condexec_si_media_operator,
152 condexec_si_divide_operator, condexec_si_unary_operator,
153 condexec_sf_conv_operator, condexec_sf_add_operator,
154 condexec_memory_operand, intop_compare_operator, acc_operand,
155 even_acc_operand, quad_acc_operand, accg_operand: Move to
156 predicates.md.
157 * config/frv/frv.h (PREDICATE_CODES): Remove.
158 * config/frv/frv.md: Include predicates.md.
159 * config/frv/predicates.md: New.
161 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
163 PR target/19537
164 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
165 * tree-ssa-loop-ivopts.c: Include langhooks.h.
166 (add_standard_iv_candidates_for_size): New function, extracting code
167 from add_standard_iv_candidates and parameterizing it by type size.
168 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
170 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
172 * system.h (GCOV_SIZE_TYPE): Unposion.
173 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
174 (GCOV_TYPE_SIZE): ...this new macro.
175 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
176 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
177 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
178 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
179 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
180 instead of unsigned_intSI_type_node.
181 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
182 (rtl_gen_one_value_profiler_no_edge_manipulation)
183 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
184 * value-prof.c: Include coverage.h.
186 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
187 Diego Novillo <dnovillo@redhat.com>
189 Fix PR tree-optimization/20703
190 Fix PR tree-optimization/20725
192 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
193 (create_expression_by_pieces): Ditto.
194 (valid_in_set): Ditto. Also handle tcc_declaration.
195 (find_or_generate_expression): Handle comparison class.
196 (insert_into_preds_of_block): Ditto.
197 (insert_aux): Ditto.
198 (create_value_expr_from): Handle comparison class, recursively
199 handle reference nodes.
200 (compute_avail): Handle comparison classes, rewrite a little cleaner.
201 (execute_pre): Fix spacing.
202 (do_fre): Renamed to execute_fre.
204 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
206 * doc/invoke.texi (SPARC options): Document that
207 -mlittle-endian is not supported on Linux either.
209 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
211 PR target/4198
212 PR target/12027
213 * config.gcc (Obsolete configurations): Remove
214 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
215 (sparclite-*-coff*): Delete.
216 (sparclite-*-elf*): Likewise.
217 (sparc86x-*-elf*): Likewise.
218 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
219 * config/sparc/lite.h: Delete.
220 * config/sparc/litecoff.h: Likewise.
221 * config/sparc/liteelf.h: Likewise.
222 * config/sparc/sp86x-elf.h: Likewise.
223 * config/sparc/t-sparclite: Likewise.
224 * config/sparc/t-sp86x: Likewise.
226 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
228 * config/s390/s390-protos.h: (s390_comparison,
229 s390_alc_comparison, s390_slb_comparison, const0_operand,
230 consttable_operand, larl_operand, s_operand,
231 shift_count_operand, bras_sym_operand, load_multiple_operation,
232 store_multiple_operation, s390_plus_operand): Remove prototypes.
233 (s390_legitimate_address_without_index_p): New prototype.
234 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
235 to s390.h.
236 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
237 const0_operand, consttable_operand, larl_operand, s_operand,
238 shift_count_operand, bras_sym_operand, load_multiple_operation,
239 store_multiple_operation, s390_plus_operand): Move to
240 predicates.md.
241 (check_mode): Remove.
242 (s390_branch_condition_mask): Remove 'static'. Move prototype to
243 s390-protos.h.
244 (s390_legitimate_address_without_index_p): New.
245 * config/s390/s390.h (PREDICATE_CODES): Remove.
246 * config/s390/s390.md: Include predicates.md.
247 * config/s390/predicates.md: New.
249 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
251 PR target/20446
252 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
253 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
254 (NEED_INDICATE_EXEC_STACK): Define to 1.
255 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
256 (NEED_INDICATE_EXEC_STACK): Define to 1.
257 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
258 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
259 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
260 (pic_helper_emitted_p): New global.
261 (emit_pic_helper): New function extracted from...
262 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
263 Do not call emit_pic_helper if delay_pic_helper is true.
264 (sparc_expand_prologue): Pass 'false' to load_pic_register.
265 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
266 (sparc_file_end): New function.
268 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
270 * config/mcore/mcore-protos.h: Remove the prototypes for
271 mcore_arith_reg_operand, mcore_general_movsrc_operand,
272 mcore_general_movdst_operand, mcore_reload_operand,
273 mcore_arith_J_operand, mcore_arith_K_operand,
274 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
275 mcore_arith_K_S_operand, mcore_arith_imm_operand,
276 mcore_arith_any_imm_operand, mcore_arith_O_operand,
277 mcore_literal_K_operand, mcore_addsub_operand,
278 mcore_compare_operand, mcore_load_multiple_operation,
279 mcore_store_multiple_operation, mcore_call_address_operand.
280 Add a prototype for const_ok_for_mcore.
281 * config/mcore/mcore.c (mcore_call_address_operand,
282 mcore_general_movsrc_operand, mcore_general_movdst_operand,
283 mcore_arith_reg_operand, mcore_reload_operand,
284 mcore_arith_J_operand, mcore_arith_K_operand,
285 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
286 mcore_arith_M_operand, mcore_arith_imm_operand,
287 mcore_arith_any_imm_operand, mcore_arith_O_operand,
288 mcore_literal_K_operand, mcore_addsub_operand,
289 mcore_compare_operand, mcore_load_multiple_operation,
290 mcore_store_multiple_operation): Move to predicates.md.
291 (const_ok_for_mcore): Export.
292 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
293 * config/mcore/mcore.md: Include predicates.md.
294 * config/mcore/predicates.md: New.
296 * config/mcore/predicates.md: Fix a comment typo.
298 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
299 Adrian Straetling <straetling@de.ibm.com>
301 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
302 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
303 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
304 attribute.
305 ("imul"): Removed from "type" attribute.
306 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
307 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
308 Changed type to imulsi.
309 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
311 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
313 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
314 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
315 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
316 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
317 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
318 (TARGET_SWITCHES, mcore_stack_increment_string)
319 (TARGET_OPTIONS): Delete.
320 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
321 than *_BIT constants.
322 (TARGET_8ALIGN): #undef old definition before redefining to 1.
323 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
324 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
325 (mcore_override_options): Delete mcore_stack_increment code.
326 Change use of M340_BIT to MASK_M340.
327 * config/mcore/mcore.opt: New file.
329 2005-04-04 Ian Lance Taylor <ian@airs.com>
331 * config/arm/arm.c (replace_symbols_in_block): Remove static
332 function.
334 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
336 * config/fr30/fr30-protos.h: Remove the prototypes for
337 stack_add_operand, add_immediate_operand,
338 high_register_operand, low_register_operand, call_operand,
339 di_operand, and nonimmediate_di_operand.
340 * config/fr30/fr30.c (stack_add_operand,
341 add_immediate_operand, high_register_operand,
342 low_register_operand, call_operand, di_operand,
343 nonimmediate_di_operand): Move to predicates.md.
344 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
345 * config/fr30/fr30.md: Include predicates.md.
346 * config/fr30/predicates.md: New.
348 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
349 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
350 mcore_call_address_operand.
352 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
353 general_movsrc_operand.
355 2005-04-04 Alan Modra <amodra@bigpond.net.au>
357 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
358 after freeing.
360 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
362 PR target/14812
363 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
364 a negated value.
366 2005-04-04 Richard Henderson <rth@redhat.com>
367 Jakub Jelinek <jakub@redhat.com>
369 PR rtl-optimization/16104
370 * fold-const.c (fold_unary): Fix folding of vector conversions.
372 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
374 * config.gcc (xstormy16-*-elf): Set extra_options.
375 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
376 * config/stormy16/stormy16.opt: New file.
378 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
380 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
381 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
382 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
383 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
384 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
385 (TARGET_UNIX_ASM): Delete.
386 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
387 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
388 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
389 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
390 * config/pdp11/pdp11.opt: New file.
392 2005-04-03 Roger Sayle <roger@eyesopen.com>
393 Alexandre Oliva <aoliva@redhat.com>
395 PR c++/19199
396 * fold-const.c (non_lvalue): Split tests into...
397 (maybe_lvalue_p): New function.
398 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
399 C++ front-end prior to lowering into gimple form.
401 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
403 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
404 BUILT_IN_STRNCASECMP): New.
405 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
406 and strndup.
408 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
410 PR target/14812
411 * arm.md (addsi3_compare0_for_combiner): Delete.
412 (addsi3_compare0_scratch_for_combiner): Delete.
413 (cmpsi_neg_shiftsi): Delete.
414 (compare_negsi_si): New pattern.
415 (cmpsi_negshiftsi_si): New pattern.
416 (negated_cbranchsi4): Restrict to equality_operator.
418 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
419 template.
421 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
423 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
424 Fix comment typos.
426 * doc/install.texi: Fix a typo.
428 2005-04-03 Steven Bosscher <stevenb@suse.de>
430 PR middle-end/20648
431 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
432 a computed goto if the edge to the computed goto block has
433 incoming abnormal edges. Clarify how the function works.
435 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
437 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
438 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
439 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
440 hash_scan_set, reg_set_between_after_reload_p,
441 reg_used_between_after_reload_p, get_avail_load_store_reg,
442 eliminate_partially_redundant_load): Likewise.
443 * postreload.c (reload_cse_simplify_set,
444 reload_combine_note_use): Likewise.
445 * predict.c (predict_insn, expected_value_to_br_prob,
446 propagate_freq, expensive_function_p): Likewise.
447 * print-rtl.c (print_rtx): Likewise.
448 * profile.c (instrument_edges, instrument_values,
449 compute_branch_probabilities, branch_prob, union_groups,
450 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
451 * protoize.c (in_system_include_dir, file_could_be_converted,
452 file_normally_convertible, gen_aux_info_file, seek_to_line,
453 do_cleaning): Likewise.
454 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
455 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
456 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
458 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
460 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
461 * modulo-sched.c (undo_replace_buff_elem): New structure.
462 (kernel_number_of_cycles, ps_unschedule_node,
463 undo_generate_reg_moves,free_undo_replace_buff,
464 undo_permute_partial_schedule, loop_single_full_bb_p,
465 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
466 build_loops_structure, get_sched_window): New.
467 (generate_reg_moves): Return undo_replace_buff_elem and other
468 fixes.
469 (generate_prolog_epilog): Remove old loop versioning.
470 (sms_schedule): Use loop information and loop_version.
471 (sms_schedule_by_order): Split part of it to get_sched_window.
472 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
473 cfg_layout_finalize and free_dominance_info before/after SMS.
475 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
477 * cfghooks.c (lv_flush_pending_stmts,
478 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
479 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
480 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
481 lv_add_condition_to_bb,
482 lv_adjust_loop_header_phi, extract_cond_bb_edges,
483 flush_pending_stmts): New in cfg_hooks structure.
484 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
485 extract_cond_bb_edges, lv_adjust_loop_header_phi,
486 lv_add_condition_to_bb): New declarations.
487 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
488 bool.
489 (loop_version): Declare.
490 * cfgloopmanip.c (cfghooks.h): Include.
491 (duplicate_loop_to_header_edge): Change return type to bool.
492 (loop_version, lv_adjust_loop_entry_edge): Move here.
493 * cfgrtl.c (cfgloop.h): Include.
494 (rtl_verify_flow_info_1): Fix.
495 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
496 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
497 initialization.
498 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
499 tree_lv_add_condition_to_bb): New.
500 (tree_cfg_hooks): Add new hooks to initialization.
501 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
502 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
504 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
506 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
507 xstormy16_below100_or_register,
508 xstormy16_splittable_below100_or_register, and
509 nonimmediate_nonstack_operand.
511 * config/stormy16/stormy16-protos.h: Remove the prototypes for
512 xstormy16_ineqsi_operator, equality_operator,
513 inequality_operator, shift_operator,
514 xstormy16_below100_operand, xstormy16_below100_or_register,
515 xstormy16_splittable_below100_or_register,
516 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
517 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
518 equality_operator, inequality_operator,
519 xstormy16_below100_operand, xstormy16_below100_or_register,
520 xstormy16_splittable_below100_or_register,
521 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
522 nonimmediate_nonstack_operand, shift_operator): Move to
523 predicates.md.
524 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
525 * config/stormy16/stormy16.md: Include predicates.md.
526 * config/stormy16/predicates.md: New.
528 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
530 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
531 small_int, large_int, reg_or_0_operand, simple_memory_operand,
532 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
533 move_operand, power_of_2_operand): Move to predicates.md.
534 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
535 PREDICATE_CODE): Remove.
536 * config/iq2000/iq2000.md: Include predicates.md.
537 * config/iq2000/predicates.md: New.
539 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
541 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
542 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
543 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
544 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
545 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
546 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
547 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
548 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
549 (TARGET_M68HC11): Delete.
550 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
551 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
552 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
553 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
554 (nb_soft_regs): Delete.
555 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
556 (m68hc11_override_options): Remove the code that caters for MASK_M6811
557 and MASK_M6812 being set simultaneously. Change the code that sets
558 the default m68hc11_soft_reg_count to use integers instead of strings.
559 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
560 m68hc11_soft_reg_count (which now has an int type) as the number
561 of soft registers.
562 * config/m68hc11/m68hc11.opt: New file.
564 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
566 * config/fr30/fr30.h (PREDICATE_CODES): Remove
567 fp_displacement_operand, sp_displacement_operand.
569 * config/m68hc11/m68hc11-protos.h: Add a prototype for
570 m68hcc_auto_inc_p.
571 Remove the prototypes for tst_operand, cmp_operand,
572 stack_register_operand, d_register_operand,
573 hard_addr_reg_operand, splitable_operand,
574 m68hc11_logical_operator, m68hc11_arith_operator,
575 m68hc11_non_shift_operator, m68hc11_shift_operator,
576 m68hc11_unary_operator, m68hc11_eq_compare_operator,
577 non_push_operand, hard_reg_operand, and
578 reg_or_some_mem_operand.
579 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
580 extern.
581 (tst_operand, cmp_operand, non_push_operand,
582 splitable_operand, reg_or_some_mem_operand,
583 stack_register_operand, d_register_operand,
584 hard_addr_reg_operand, hard_reg_operand,
585 m68hc11_eq_compare_operator, m68hc11_logical_operator,
586 m68hc11_arith_operator, m68hc11_non_shift_operator,
587 m68hc11_shift_operator, m68hc11_unary_operator): Move to
588 predicates.md.
589 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
590 * config/m68hc11/m68hc11.md: Include predicates.md.
591 * config/m68hc11/predicates.md: New.
593 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
595 PR debug/19345
596 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
597 change checked in along with 2005-03-03's patch for debug/20253.
598 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
599 (remap_decl): Insert type decl in map earlier.
601 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
603 PR tree-optimization/20640
604 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
605 post-dominator if it has phi nodes.
606 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
607 before dead statements.
609 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
611 PR middle-end/20491
612 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
614 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
616 PR rtl-optimization/20290
617 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
618 in every iteration if the entry point is the exit test.
620 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
622 * config/cris/cris.md (attribute "length"): Define.
624 2005-04-02 Geoffrey Keating <geoffk@apple.com>
626 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
627 (word_offset_memref_operand): New.
628 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
629 (indexed_or_indirect_operand): Delete.
630 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
631 (indexed_or_indirect_operand): Delete.
633 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
635 PR 20650
636 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
637 a register.
639 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
640 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
642 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
644 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
646 2005-04-01 Ian Lance Taylor <ian@airs.com>
648 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
649 (rus, prus): Remove static variables.
650 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
651 (process_command): Permit report_times and use_pipes together.
653 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
655 * c-decl.c (validate_proto_after_old_defn): Look at
656 TYPE_MAIN_VARIANT of argument types.
658 2005-04-01 Paul Brook <paul@codesourcery.com>
660 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
661 (arm_output_function_epilogue): Allow call_via_SP.
662 (thumb_call_via_reg, arm_file_end): Ditto.
663 * config/arm/arm.h (struct machine_function): Include space for SP.
664 (thumb_call_via_label): Update declaration.
666 2005-04-01 Ian Lance Taylor <ian@airs.com>
668 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
669 doing a peephole optimization, once again put any notes in the
670 proper position.
672 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
674 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
676 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
678 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
679 (block_alloc, find_free_reg): Likewise.
680 * loop-doloop.c (doloop_modify): Likewise.
681 * loop-invariant.c (record_use): Likewise.
682 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
683 get_iv_value, canon_condition, eliminate_implied_condition,
684 eliminate_implied_condition, simplify_using_initial_values,
685 shorten_into_mode, canonicalize_iv_subregs,
686 iv_number_of_iterations): Likewise.
687 * loop-unroll.c (expand_var_during_unrolling): Likewise.
688 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
689 unswitch_loop): Likewise.
690 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
691 move_movables, replace_call_address, find_and_verify_loops,
692 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
693 record_giv, final_giv_value, general_induction_var,
694 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
695 loop_giv_dump): Likewise.
697 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
698 GCOV_CHECK_WRITING): Remove.
699 (gcov_position, gcov_rewrite): Use gcc_assert.
700 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
701 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
702 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
703 gcc_assert.
705 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
707 * tree-inline.c: Fix a typo.
709 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
711 * configure.ac (enable-checking): Explicitly set all variables for
712 collective switch values. Alphabetize variables. Rename
713 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
714 synonym for 'no'.
715 * doc/install.texi (enable-checking): Update documentation.
716 * configure: Rebuilt.
718 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
720 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
721 possible.
723 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
725 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
726 Also reject cases where this pattern will cause load delay stalls
727 unless optimizing for size and it will produce a shorter sequence.
728 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
729 variants to avoid pre-adjusting the base when possible.
731 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
733 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
734 the frame and argument pointers.
735 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
736 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
737 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
738 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
739 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
740 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
742 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
744 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
745 with entry for selectany attribute.
746 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
747 Declare.
748 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
749 (i386_pe_asm_named_section): Handle sections generated by
750 selectany attribute.
751 * doc/extend.texi (selectany): Document attribute.
753 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
754 Jan Hubicka <jh@suse.cz>
756 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
757 to fix addresses involving EBP and ESP.
758 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
759 for SUBREGed registers.
760 (legitimate_address_p): Accept SUBREGed registers.
762 2005-04-01 Jakub Jelinek <jakub@redhat.com>
764 PR c++/19406
765 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
766 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
767 for FIELD_DECLs.
769 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
771 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
773 2005-04-01 James E Wilson <wilson@specifixinc.com>
775 PR c++/20505
776 * dwarf2out.c (rtl_for_decl_init): New function.
777 (rtl_for_decl_location): Extracted from here.
778 (tree_add_const_value_attribute): Call rtl_for_decl_init and
779 add_const_value_attribute. Delete initializer_constant_valid_p call.
781 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
783 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
784 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
785 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
786 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
787 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
788 config/i386/i386.md, config/rs6000/predicates.md,
789 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
790 config/s390/s390.c, config/stormy16/stormy16.c,
791 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
792 typos.
794 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
796 PR c/17855
797 * gimplify.c (gimplify_expr): Create a temporary for lvalue
798 COND_EXPR and CALL_EXPR.
800 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
802 PR target/20632
803 * genautomata.c (first_cycle_unit_presence): Check all alternative
804 states for unit presence.
806 * doc/md.texi: Remove remark about impossibility to query unit
807 presence in non nondeterministic automaton state.
809 * config/ia64/ia64.c (get_template): Change order of unit querying.
811 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
813 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
814 obsolete comment.
816 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
818 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
819 flag for edges outside any loops.
821 2005-03-31 Janis Johnson <janis187@us.ibm.com>
823 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
825 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
827 * tree-ssa-alias.c: Follow spelling conventions.
828 * doc/tree-ssa.texi: Fix a typo.
830 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
832 * postreload-gcse.c: Include target.h.
833 (gcse_after_reload_main): Return early if we cannot modify jumps.
834 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
836 2005-03-31 David Edelsohn <edelsohn@gnu.org>
838 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
839 expensive operations.
841 2005-03-31 Ian Lance Taylor <ian@airs.com>
843 * collect2.c (lderrout): New variable.
844 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
845 if it is set, to stderr.
846 (handler): Unlink lderrout if it is set.
847 (dump_file): Add "to" parameter. Change all callers.
848 (main): Initialize lderrout.
849 (collect_execute): Add errname parameter. Change all callers.
850 Rename redir parameter to outname. Never pass
851 PEX_STDERR_TO_STDOUT to pex_run.
852 * collect2.h (collect_execute, dump_file): Update declarations.
853 * tlink.c (tlink_execute): Add errname parameter. Change all
854 callers.
855 (do_tlink): Check lderrout as well as ldout.
857 2005-03-31 Caroline Tice <ctice@apple.com>
859 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
860 (bb-reorder.o): Add errors.h to list of requirements.
861 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
862 profiledbootstrap flags.
863 * bb-reorder.c (errors.h): Add new include.
864 (struct bbro_basic_block_data_def): Add new field, in_trace.
865 (add_unlikely_executed_notes): Remove function.
866 (mark_bb_for_unlikely_executed_section): Remove function.
867 (insert_section_boundary_note): New function.
868 (verify_hot_cold_block_grouping): New function.
869 (push_to_next_round_p): Remove variables and tests that push all
870 cold blocks to last round.
871 (find_traces): Remove code that added extra round of trace finding
872 when doing partitioning.
873 (find_traces_1_round) : Remove variable last_round; add code to
874 update new struct field, in_trace; correct trace_length where it was
875 incorrect before (after call to copy_bb); change code that pushed all
876 cold blocks to last round. Instead verify that all blocks going into
877 a trace belong in the same partition.
878 (connect_traces): Modify to connect the traces in two passes, if the
879 function contains both hot and cold blocks. The first pass connects
880 all the traces for blocks in the partition that the first block in
881 the function belongs to; the second pass connnects all the traces
882 containing blocks that belong in the other partition.
883 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
884 code that automatically put the first block in a function into the
885 hot partition if the function had any hot blocks.
886 (fix_crossing_unconditional_branches): Check number of succ edges
887 before attempting to get one.
888 (fix_edges_for_rarely_executed_code): Update comment describing
889 function.
890 (reorder_basic_blocks): Add code to initialize new field (in_trace);
891 remove call to add_unlikely_executed_notes; add call to
892 verify_hot_cold_block_grouping.
893 (duplicate_computed_gotos): Don't change computed goto if it's a
894 crossing edge.
895 (partition_hot_cold_basic_blocks): Update function comment.
896 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
897 condition.
898 (try_forward_edges): Likewise.
899 (merge_blocks_move_predecessor_nojumps): Likewise.
900 (merge_blocks_move_successor_nojumps): Likewise.
901 (merge_blocks_move): Likewise.
902 (try_crossjump_bb): Likewise.
903 * cfglayout.c (update_unlikely_executed_notes): Remove function.
904 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
905 notes to cold bb's; remove call to update_unlikely_executed_notes.
906 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
907 NOTE_INSN_SWITCH_TEXT_SECTIONS.
908 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
909 function declaration.
910 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
911 from consideration.
912 (rtl_can_merge_blocks): Remove redundancy from condition.
913 (try_redirect_by_replacing_jump): Likewise.
914 (force_nonfallthru_and_redirect): Remove code for adding
915 UNLIKELY_EXECUTED_CODE notes to cold bb's.
916 (commit_one_edge_insertion): Likewise.
917 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
918 * dbxout.c (FORCE_TEXT): Replace function_section with
919 current_function_section.
920 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
921 function, switch_text_section.
922 (struct xcoff_debug): Likewise.
923 (dbxout_function_end): Add code to put out label diffs for both
924 hot and cold sections.
925 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
926 for new debug_hooks funciton, switch_text_section..
927 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
928 switch_text_section.
929 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
930 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
931 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
932 dw_fde_switched_sections.
933 (output_call_frame_info): Add test to see if function switches text
934 sections in the middle; if so, use appropriate extra hot and cold
935 section labels to compute size deltas for the hot and cold sections.
936 (dwarf2out_begin_prologue): Add code to initialize new fields in
937 dw_fde_struct.
938 (dwarf2out_switch_text_section): New function (invoked through
939 debug_hook); updates new fields in dw_fde_struct appropriately and
940 increments separate_line_info_table_in_use.
941 (dwarf2_debug_hooks): Initialize switch_text_section function to be
942 dwarf2out_switch_text_section.
943 (struct var_loc_node): Add new field, section_label.
944 (output_aranges): Add code to check whether in hot or cold section and
945 use the appropriate label in calculating deltas.
946 (output_ranges): Likewise.
947 (output_line_info): Add code to check which section we're in and
948 use appropriate hot/cold label.
949 (add_location_or_constant_value_attribute): Likewise.
950 (gen_subprogam_die): Modify arange attributes to use correct labels.
951 (dwarf2out_begin_block): Change call to function_section into call to
952 current_function_section.
953 (dwarf2out_end_block): Likewise.
954 (dwarf2out_source_line): Likewise.
955 (dwarf2out_var_location): Add code to check whether in hot or cold
956 section and use the appropriate label.
957 * except.c (output_function_exception_table): Change call to
958 function_section into call to current_function_section.
959 * final.c (profile_function): Likewise.
960 (scan_ahead_for_unlikely_executed_note): Remove function.
961 (final_scan_insn): Remove calls to
962 scan_ahead_for_unlikely_executed_note, and related code for switching
963 to cold section, except for the single time
964 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
965 debug_hooks->switch_text_sections; replace appropriate calls to
966 function_section with calls to current_function_section.
967 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
968 test_bb to condition.
969 (find_if_case_2): Likewise.
970 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
971 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
972 * opts.c (decode_options): Change warning about hot/cold partitioning
973 with exceptionss to inform (so as not to cause bootstrap failures);
974 remove warning about partitioning with DWARF debug info.
975 * output.h (current_function_section): Add new function decl.
976 (insert_section_boundary_note): Likewise.
977 (enum in_section): Move this declaration here from varasm.c.
978 (unlikely_section_label): Likewise.
979 (unlikely_text_section_name): Likewise.
980 (last_text_section_name): New global variable.
981 (last_text_section): Likewise.
982 (hot_section_label): Likewise.
983 (hot_section_end_label): Likewise.
984 (cold_section_end_label): Likewise.
985 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
986 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
987 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
988 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
989 insn from consideration.
990 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
991 switch_text_section.
992 * varasm.c (basic-block.h): Add new include.
993 (unlikely_section_label_printed): Remove global variable.
994 (unlikely_section_label): Make global variable not be static any more.
995 (unlikely_text_section_name): Likewise.
996 (hot_section_end_label): New global variable (not static)
997 (first_function_block_is_cold): Likewise.
998 (hot_section_label): Likewise.
999 (cold_section_end_label): Likewise..
1000 (last_text_section): New global variable, not static.
1001 (last_text_section_name): New global variable, not static.
1002 (initialize_cold_section_name): New function.
1003 (enum in_section): Move declaration to output.h.
1004 (text_section): Update last_text_section.
1005 (unlikely_text_section): Replace code to determine cold section name
1006 with call to initialize_cold_section_name; Add code to update
1007 last_text_section; remove code for printing out label.
1008 (named_section_real): Add code to update last_text_section and
1009 last_text_section_name as appropriate.
1010 (function_section): Change test for 'unlikely' to depend on
1011 first_function_block_is_cold (moved old test to
1012 current_function_section).
1013 (current_function_section): New function.
1014 (assemble_start_function): Move code that frees
1015 unlikely_text_section_name; initialize hot_section_end_label;
1016 print hot and cold section labels at the start of the function;
1017 set first_function_block_is_cold, if appropriate; initialize l
1018 ast_text_section; add call to insert_section_boundary_note.
1019 (assemble_end_function): Add code to write out hot and cold section
1020 end labels.
1021 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
1022 switch_text_section.
1023 * config/darwin.c (machopic_select_section): Replace incorrect
1024 function in base_funs; update reloc for cold sections if necessary.
1025 * config/darwin.h (SECTION_FUNCTION): Add code to update
1026 last_text_section if appropriate.
1027 (text_unlikely_section): Remove.
1028 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
1029 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
1030 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
1031 partitioning for this architecture.
1033 2005-03-31 Olivier Hainque <hainque@adacore.com>
1035 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
1036 defined and non-zero.
1038 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
1040 PR c++/18644
1041 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
1042 semantics.
1044 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1046 PR target/20611
1047 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
1048 label operand. Remove (use (unspec..)). Don't emit a label on
1049 the offset word.
1050 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
1051 generate inline label for load_toc_v4_PIC_1b.
1052 (rs6000_emit_load_toc_table): Likewise.
1054 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
1056 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
1057 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
1059 2005-03-29 Devang Patel <dpatel@apple.com>
1061 * tree-sra.c (decide_block_copy): Disable scalarization of
1062 sub-elements.
1064 2005-03-30 Stuart Hastings <stuart@apple.com>
1065 Dale Johannesen <dalej@apple.com>
1067 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
1068 * print-tree.c (print_node): Add case STATEMENT_LIST.
1070 2005-03-31 Alan Modra <amodra@bigpond.net.au>
1072 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
1073 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
1074 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
1075 is given with "powerpc64*" or "all", or when --with-cpu chooses
1076 a 64-bit cpu.
1078 2005-03-30 James E. Wilson <wilson@specifixinc.com>
1080 PR debug/20268
1081 * dwarf2out.c (add_high_low_attributes): New function, extracted from
1082 gen_lexical_block_die.
1083 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
1085 2005-03-31 Jan Hubicka <jh@suse.cz>
1087 2004-11-02 Jan Hubicka <jh@suse.cz>
1089 * cgraph.c (cgraph_varpool_node_name): New function.
1090 (dump_cgraph_varpool_node): New function.
1091 (dump_varpool): New function.
1092 * cgraphunit.c (cgraph_optimize): Dump varpool.
1094 2004-10-16 Jan Hubicka <jh@suse.cz>
1096 * cgraph.c (decide_is_variable_needed): New function.
1097 (cgraph_varpool_finalize_decl): Use it.
1098 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
1099 unit-at-a-time.
1100 * final.c (output_addr_const): Do not call mark_referenced.
1101 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
1102 always go via cgraph.
1103 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
1104 (check_global_declarations): Ifdef out code clearing DECL_RTL.
1105 * tree-optimize.c (execute_inline): Mark functions called.
1106 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
1108 2004-10-11 Jan Hubicka <jh@suse.cz>
1110 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
1111 (cgraph_varpool_last_needed_node): New static variable.
1112 (enqueue_needed_varpool_node): Break out from ...; add items to the
1113 end of queue; update first pointers.
1114 (cgraph_varpool_mark_needed_node): ... here.
1115 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
1116 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
1117 * cgraph.h (cgraph_varpool_node): Add analyzed field.
1118 (cgraph_varpool_first_unanalyzed_node): Declare.
1119 * cgraphunit.c: Include output.h.
1120 (cgraph_varpool_analyze_pending_decls): New function.
1121 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
1122 for errors, analyze pending decls.
1123 (cgraph_finalize_compilation_unit): Only analyze decls.
1124 (cgraph_optimize): Assemble the decls after expanding.
1126 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
1128 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
1129 subvars get marked properly in tags for grouping.
1130 (add_pointed_to_var): Mark only actual pointed to
1131 variables/subvars in addresses needed.
1132 (create_overlap_variables_for): Clear call clobbered on original
1133 variable.
1134 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
1135 addresable vars with subvars into list.
1136 * tree-ssa.c (verify_ssa_name): Verify original is not used where
1137 subvar should be.
1139 2005-03-30 Richard Henderson <rth@redhat.com>
1141 * cgraph.h (struct cgraph_node): Add alias.
1142 * varasm.c (assemble_alias): Set it.
1143 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
1144 avoid calling cgraph_expand_function.
1146 2005-03-30 Tom Tromey <tromey@redhat.com>
1148 * tree.def (FILE_TYPE): Removed.
1149 * typeclass.h (enum type_class): Removed file_type_class.
1150 * dwarf2out.c (is_base_type): Updated.
1151 (gen_type_die): Likewise.
1152 * dbxout.c (dbxout_type): Updated.
1153 * builtins.c (type_to_class): Updated.
1154 * tree.c (type_contains_placeholder_1): Updated.
1155 * config/sparc/sparc.c (sparc_type_code): Updated.
1156 * config/ia64/ia64.c (hfa_element_mode): Updated.
1157 * expr.c (count_type_elements): Updated.
1158 * stor-layout.c (layout_type): Updated.
1159 * tree-inline.c (remap_type): Updated.
1160 * tree-pretty-print.c (dump_generic_node): Updated.
1162 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
1164 * builtins.c (expand_builtin_powi): Fix mode of
1165 2nd argument to match int.
1166 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
1167 2nd argument type to int.
1168 * libgcc2.c: Change prototype of __powi* functions to use
1169 int.
1171 2005-03-30 Dale Johannesen <dalej@apple.com>
1173 PR middle-end/19225
1174 * calls.c (expand_call): Flush pending deferrals before
1175 throwing call.
1177 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1179 PR c/772
1180 PR c/17913
1181 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
1182 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
1183 c_label_context, label_context_stack): New.
1184 * c-decl.c (define_label): Check for jumps into statement
1185 expressions. Add label to list of defined labels.
1186 (start_function): Push context on label_context_stack.
1187 (finish_function): Pop context from label_context_stack.
1188 * c-typeck.c (label_context_stack): New.
1189 (c_finish_goto_label): Check for jumps into statement
1190 expressions. Add label to list of jumped to labels.
1191 (struct c_switch): Add blocked_stmt_expr.
1192 (c_start_case): Initialize it.
1193 (do_case): Check it.
1194 (c_finish_case): Verify !blocked_stmt_expr.
1195 (c_begin_stmt_expr): Push context on label_context_stack.
1196 Increment blocked_stmt_expr. Mark labels jumped to from outside
1197 as undefinable.
1198 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
1199 defined in the statement expression and no longer jumpable to.
1200 Mark labels jumped to from just outside the statement expression
1201 as again definable. Pop context from label_context_stack.
1202 * doc/extend.texi (Statement Exprs): Update.
1204 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
1206 PR c/20368
1207 * c-decl.c (start_function): Check for old_decl being
1208 error_mark_node.
1210 2005-03-30 Ian Lance Taylor <ian@airs.com>
1212 * final.c (final): Remove prescan parameter. Change all callers.
1213 (final_scan_insn): Remove prescan parameter. Change all callers.
1215 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
1217 * tree-vectorizer.c: Fix comment typos.
1219 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
1221 * tree-scalar-evolution.c (instantiate_parameters_1): Return
1222 as soon as a chrec_dont_know is detected.
1224 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
1226 Merge from csl-arm-branch.
1227 2004-02-12 Mark Mitchell <mark@codesourcery.com>
1229 * tlink.c (recompile_files): Do not assume that "rename" can
1230 overwrite an existing file.
1232 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
1234 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
1235 * gcc/configure: Regenerate.
1237 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1239 * doc/install.texi: Update binutils requirement for powerpc*-linux.
1241 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
1243 * calls.c (struct arg_data): Update "partial" comment.
1244 (load_register_parameters): Update "nregs" comment.
1246 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1248 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
1249 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
1250 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
1251 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
1252 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
1253 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
1254 than target_flags & 0.
1255 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
1256 (iq2000_arch, iq2000_parse_cpu): Delete.
1257 (TARGET_HANDLE_OPTION): Override default.
1258 (iq2000_handle_option): New function.
1259 (override_options): Remove -march= and -mcpu= handling.
1260 * config/iq2000/iq2000.opt: New file.
1262 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1264 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
1265 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
1266 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
1267 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
1268 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
1269 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
1270 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
1271 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
1272 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
1273 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
1274 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
1275 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
1276 (c4x_rpts_cycles_string, c4x_cpu_version_string)
1277 (TARGET_OPTIONS): Delete.
1278 (c4x_rpts_cycles, c4x_cpu_version): Declare.
1279 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
1280 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
1281 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
1282 (c4x_cpu_version_string): Delete.
1283 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1284 (c4x_handle_option): New function. Map -m3x and -m4x options to the
1285 equivalent -mcpu= option.
1286 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
1287 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
1288 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
1289 or clearing the appropriate MASK_* bit.
1290 (c4x_file_start): Use c4x_cpu_version.
1291 * config/c4x/c4x.opt: New file.
1293 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1295 * doc/options.texi: Document the new MaskExists flag.
1296 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
1297 if the option has the MaskExists flag.
1299 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
1301 * opt-functions.awk (flag_set_p, test_flag): New functions.
1302 (switch_flags): Use them.
1303 * opth-gen.awk: Use flag_set_p to check for flags.
1304 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
1306 2005-03-30 Ian Lance Taylor <ian@airs.com>
1308 * config.host (i[34567]86-*-mingw32*): Don't set
1309 host_can_use_collect2 to no.
1311 2005-03-30 Alan Modra <amodra@bigpond.net.au>
1313 PR target/20203
1314 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
1315 Remove convert_memory_address call duplicating that in memory_address.
1317 2005-03-29 Richard Henderson <rth@redhat.com>
1319 PR c/20519
1320 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
1321 (build_compound_literal): Likewise. Propagate decl type into the
1322 initializer.
1323 (finish_decl): Likewise. Use new return value from complete_array_type
1324 for zero sized arrays.
1325 (complete_array_type): Move ...
1326 * c-common.c (complete_array_type): ... here. Change first argument
1327 to pointer-to-type-node. Consistently use sizetype for the index
1328 except for zero sized arrays. Detect zero sized arrays for pedantic
1329 mode diagnostics. Create a new type node instead of modifying the
1330 old node in place.
1331 * c-tree.h (complete_array_type): Move decl ...
1332 * c-common.h (complete_array_type): ... here.
1334 2005-03-29 Richard Henderson <rth@redhat.com>
1336 PR tree-opt/19108
1337 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
1339 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1341 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1342 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1343 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1344 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1346 2005-03-29 Eric Christopher <echristo@redhat.com>
1348 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1349 truthvalue conversion removal.
1351 2005-03-29 Ian Lance Taylor <ian@airs.com>
1353 PR bootstrap/14316
1354 * collect2.c: Never include <vfork.h>.
1355 (VFORK_STRING, vfork): Don't define.
1356 (pid): Remove global variable.
1357 (handler): Call raise instead of kill (getpid(), ...).
1358 (collect_wait): Add pex parameter. Change all callers. Use
1359 pex_get_status rather than pwait.
1360 (do_wait): Add pex parameter. Change all callers.
1361 (collect_execute): Return struct pex_obj * rather than void. Use
1362 pex routines rather than pexecute.
1363 (fork_execute): Get pex_obj from collect_execute, and pass it to
1364 do_wait.
1365 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1366 Only declare quit_handler if SIGQUIT is defined.
1367 (scan_libraries): Likewise.
1368 * collect2.h (collect_execute): Update declaration.
1369 (collect_wait): Update declaration.
1370 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1371 pass it to collect_wait.
1373 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1375 PR c/20672
1376 * c-parser.c (c_parser_compound_statement_nostart): Give error
1377 message for EOF instead of just setting parser->error.
1379 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1381 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1382 (slpeel_update_phi_nodes_for_guard1): New function.
1383 (slpeel_update_phi_nodes_for_guard2): New function.
1384 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1385 of slpeel_update_phi_nodes_for_guard.
1386 (vectorize_loops): Remove call to loop_closed_rewrite.
1387 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1388 assertion.
1390 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1392 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1393 (TARGET_LITTLE_ENDIAN): New macro.
1394 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1395 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1396 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1397 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1398 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1399 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1400 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1401 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1402 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1403 (TARGET_OPTIONS): Delete.
1404 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1405 (CACHE_FLUSH_TRAP): Turn into an integer.
1406 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1407 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1408 -mflush-trap is in use.
1409 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1410 (m32r_cache_flush_trap_string): Delete.
1411 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1412 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1413 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1414 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1415 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1416 -mmodel= and -msdata= handling from...
1417 (m32r_init): ...here.
1418 * config/m32r/m32r.opt: New file.
1420 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1422 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1423 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1424 * tree-vect-analyze.c (vect_object_analysis): additional parm
1425 pass back a "struct ptr_info_def *" with the points-to info.
1426 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1427 statement using info returned from vect_object_analysis.
1428 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1429 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1430 for virtual uses and defs when creating a replacement vector
1431 reference. Call duplicate_ssa_name_ptr_info to define points-to
1432 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1433 (vectorizable_store): copy_virtual_operands and update
1434 definition statements.
1435 (vectorizable_load): copy_virtual_operands. Remove call to
1436 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1437 * tree-vectorizer.c (vectorize_loops): Remove calls to
1438 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1439 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1440 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1441 define macro STMT_VINFO_PTR_INFO for use in accessing.
1442 * tree.h add export of duplicate_ssa_name_ptr_info.
1443 * rs6000.c (altivec_init_builtins): Declare builtin function
1444 __builtin_altivec_mask_for_load to be "const".
1446 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1448 PR middle-end/20622
1449 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1450 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1451 assemble_variable on aliases.
1452 * varasm.c (assemble_alias): Set node->alias.
1453 * toplev.c (wrapup_global_declarations): Don't call
1454 rest_of_decl_compilation on aliases again.
1456 2005-03-29 Paul Brook <paul@codesourcery.com>
1458 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1459 * config/arm/arm.c (arm_dbx_register_number): New function.
1460 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1462 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1464 PR middle-end/20263
1465 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1466 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1468 2005-03-29 Dale Johannesen <dalej@apple.com>
1470 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1471 $(TREE_H) and $(COVERAGE_H).
1472 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1473 * opts.c (common_handle_option): Enable tree-based value transforms.
1474 * toplev.c (process_options): Ditto.
1475 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1476 refers to references to this type.
1477 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1478 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1479 for may_be_more, may_be_less.
1480 (rtl_gen_pow2_profiler): Adjust.
1481 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1482 (rtl_gen_one_value_profiler): Adjust.
1483 (rtl_gen_const_delta_profiler): Adjust.
1484 * tree-profile.c (tree_gen_interval_profiler): Implement.
1485 (tree_gen_pow2_profiler): Ditto.
1486 (tree_gen_one_value_profiler): Ditto.
1487 (tree_profiling): New.
1488 (pass_tree_profile): Reference it.
1489 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1490 tree.h, gcov-io.h.
1491 (insn_divmod_values_to_profile): Rename to
1492 rtl_divmod_values_to_profile. Adjust.
1493 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1494 (insn_prefetch_values_to_profile): Adjust.
1495 (rtl_value_profile_transformations): Adjust.
1496 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1497 (gen_mod_pow2): Rename to rtl_mod_pow2.
1498 (gen_mod_subtract): Rename to rtl_mod_subtract.
1499 (divmod_fixed_value_transform): Rename to
1500 rtl_divmod_fixed_value_transform.
1501 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1502 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1503 (rtl_find_values_to_profile): Adjust.
1504 (tree_value_profile_transformations): Implement.
1505 (tree_divmod_values_to_profile): New.
1506 (tree_values_to_profile): New.
1507 (tree_divmod_fixed_value): New.
1508 (tree_mod_pow2): New.
1509 (tree_mod_subtract): New.
1510 (tree_divmod_fixed_value_transform): New.
1511 (tree_mod_pow2_value_transform): New.
1512 (tree_mod_subtract_transform): New.
1513 (tree_find_values_to_profile): Implement.
1514 * profile.c (instrument_values): Free histograms.
1515 (compute_value_histograms): Adjust. Implement tree version.
1517 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1519 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1520 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1521 variable. Output "fldcw" depending on round_mode.
1522 * config/i386/i386.md (UNSPEC_FIST): New.
1523 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1524 New isns patterns to implement lrint and llrint built-ins as x87
1525 intrinsic function.
1526 (fistdi2, fist<mode>2 splitters): New splitters.
1527 (lrint<mode>2): New expanders.
1529 2005-03-28 Ian Lance Taylor <ian@airs.com>
1531 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1532 0 when calling final_scan_insn.
1534 2005-03-28 Jan Hubicka <jh@suse.cz>
1536 PR middle-end/20635
1537 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1538 as needed.
1540 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1541 types where possible.
1543 2005-03-26 Per Bothner <per@bothner.com>
1545 Make -f[no-]show-column also control non-cpp diagnostics.
1546 * c.opt (fshow-column): Move option from here ...
1547 * common.opt (fshow-column): ... to here.
1548 * diagnostic.c (diagnostic_build_prefix): Only print column number
1549 if flag_show_column.
1551 2005-03-27 Steven Bosscher <stevenb@suse.de>
1553 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1554 vax_output_conditional_branch): New prototypes.
1555 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1556 extracted from vax.md mov and add patterns.
1557 (vax_output_conditional_branch): New function to output conditional
1558 branch instructions.
1559 * vax.md: Use mode macros for arithmetic and mov patterns.
1560 Use code macros for the jump patterns.
1562 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1564 * Makefile.in (libbackend.o): Depend on version files;
1565 add custom generation command.
1567 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1569 PR target/20636
1570 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1571 sure that we have a REG before getting its REGNO.
1573 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1575 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1576 * builtins.def (BUILT_IN_STRNDUP): New.
1578 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1580 PR tree-optimization/20470
1581 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1582 ABS(x-y).
1584 2005-03-25 Mike Stump <mrs@apple.com>
1586 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1587 sized objects.
1589 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1591 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1592 Use our own structure definitions.
1594 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1595 (fix_truncdfsi2): Allow registers or memory as destination.
1596 When TARGET_PPC_GFXOPT, generate simplified pattern.
1597 (fix_truncdfsi2_internal): Use define_insn_and_split.
1598 (fix_truncdfsi2_internal_gfxopt): New.
1599 (fctiwz): Don't confuse register allocation by giving it no choices.
1600 (stfiwx): New.
1601 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1602 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1603 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1604 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1606 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1608 * dominance.c (free_dominance_info): Speed up by freeing et
1609 data structures without maintaining other nodes.
1610 * et-forest.c (et_free_tree_force): New.
1611 * et-forest.h: Add a prototype for et_free_tree_force.
1613 * tree.c (get_set_constructor_bits,
1614 get_set_constructor_bytes): Remove.
1615 * tree.h: Remove the corresponding prototypes.
1617 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1619 PR target/15491
1620 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1621 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1622 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1623 PRE_DEC, NEG and NOT.
1625 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1627 * fold-const.c: Convert uses of fold (build (...)) to
1628 fold_buildN.
1630 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1632 PR rtl-optimization/20249
1633 * cse.c (insert_regs): Do not record equivalence of registers in
1634 different modes.
1636 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1638 * emit-rtl.c (reverse_comparison): Remove.
1639 * rtl.h: Remove the corresponding prototype.
1641 2005-03-24 James E Wilson <wilson@specifixinc.com>
1643 * doc/install.texi (--enable-altivec): Delete docs.
1645 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1647 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1648 SFmode and DFmode before reload when
1649 flag_unsafe_math_optimizations not enabled.
1651 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1653 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1655 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1656 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1658 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1660 * configure.ac (enable-checking): Add 'runtime' option.
1661 * doc/install.texi (enable-checking): Document 'runtime' checking.
1662 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1663 * config.in: Regenerated.
1664 * configure: Regenerated.
1666 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1668 * optabs.h (enum optab_index): Remove OTI_llrint.
1669 (llrint_optab): Remove macro.
1670 * optabs.c (init_optabs): Remove llrint_optab initialization.
1671 * genopinit.c (optabs): Remove llrint_optab implementation.
1672 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1673 using lrint_optab.
1675 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1677 PR rtl-optimization/20532
1678 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1679 overflow when adding coefficients for PLUS or MINUS.
1680 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1681 two as multiplier.
1683 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1685 * langhooks.h (truthvalue_conversion): Remove.
1686 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1687 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1688 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1689 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1690 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1692 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1694 * params.def: Fix a typo.
1695 * config/mips/mips.c: Follow the spelling convensions.
1696 * doc/invoke.texi: Fix typos.
1698 2005-03-18 Dale Johannese <dalej@apple.com>
1700 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1702 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1704 Fix PR tree-optimization/20601
1706 * tree-ssa-pre.c (insert_aux): Add missing condition to
1707 constification.
1709 2005-03-23 Ian Lance Taylor <ian@airs.com>
1711 * final.c (final_scan_insn): Don't remove no-op instructions.
1712 * reload1.c (reload): Remove simple no-op instructions even when
1713 not optimizing.
1715 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1717 PR tree-optimization/20501
1718 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1719 reporting that peeling for alignment is applied moved to...
1720 * (vect_analyze_data_refs_alignment): Here.
1722 2005-03-23 Ian Lance Taylor <ian@airs.com>
1724 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1726 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1728 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1729 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1731 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1733 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1734 imply that this is called once, independent of asms in code.
1735 Adjust to now being pased output and input lists. Mention helper
1736 function decl_overlaps_hard_reg_set_p.
1737 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1738 hook_tree_tree_identity and to take three trees, returning third.
1739 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1740 prototype.
1741 * stmt.c: include hard-reg-set.h before tree.h.
1742 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1743 (decl_conflicts_with_clobbers_p): Call
1744 decl_overlaps_hard_reg_set_p.
1745 (expand_asm_operands): Pass output and input lists in call to
1746 targetm.md_asm_clobbers.
1747 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1748 hook_tree_tree_tree_tree_3rd_identity.
1749 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1750 parameters.
1751 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1752 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1753 parameters, first two unused.
1754 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1755 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1756 in constraint letters and MOF is not mentioned as a asm-declared
1757 register in neither of the input and output lists.
1759 2005-03-23 DJ Delorie <dj@redhat.com>
1761 * optabs.c (expand_binop): Make sure the first subword's result
1762 gets stored.
1764 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1766 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1767 Call c_common_truthvalue_conversion rather than
1768 lang_hooks.truthvalue_conversion.
1769 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1770 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1771 c-typeck.c.
1772 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1773 c_common_truthvalue_conversion.
1774 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1775 c_parser_conditional_expression, c_parser_binary_expression): Call
1776 c_objc_common_truthvalue_conversion.
1777 * c-typeck.c (build_unary_op): Call
1778 c_objc_common_truthvalue_conversion.
1779 (build_conditional_expr): Do not call
1780 lang_hooks.truthvalue_conversion.
1781 (build_binary_op): Call c_common_truthvalue_conversion.
1782 (c_objc_common_truthvalue_conversion): Moved from
1783 c-objc-common.c. Call default_function_array_conversion instead
1784 of default_conversion.
1786 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1788 * c-common.h (default_conversion): Remove.
1789 (perform_integral_promotions): Add.
1790 * c-tree.h (default_conversion): Add.
1791 * c-typeck.c (perform_integral_promotions): New, split out from
1792 default_conversion.
1793 * c-common.c (check_case_value): Use perform_integral_promotions,
1794 not default_conversion.
1795 (c_add_case_label): Don't continue processing case label after
1796 found to be pointer.
1798 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1800 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1801 the prefix list if we have already added a multilib directory
1802 based on that path.
1803 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1804 search with -L.
1806 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1808 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1809 static.
1810 * reload.h: Remove the prototype for indirect_symref_ok.
1812 * reload1.c (indirect_symref_ok): Make it global.
1813 * reload.h: Add a prototype for indirect_symref_ok.
1815 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1817 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1818 ashlhi3 expander.
1820 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1822 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1824 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1826 * c-opts.c (c_common_parse_file): Only start/end main source file
1827 if debug hooks says the writer wants it.
1828 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1829 member.
1830 (xcoff_debug_hooks): Ditto.
1831 * debug.c (do_nothing_hooks): Ditto.
1832 * debug.h (gcc_debug_hooks): Ditto.
1833 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1834 * sdbout.c (sdb_debug_hooks): Ditto.
1835 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1837 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1839 * doc/extend.texi: Deprecate C++ min/max operators.
1841 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1843 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1844 artificial original candidates.
1846 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1847 Jan Hubicka <jh@suse.cz>
1848 Steven Bosscher <stevenb@suse.de>
1850 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1851 call cost based on argument sizes.
1852 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1853 inlining.
1854 * params.def: (max-inline-inssn-single): Set to 450.
1855 (max-inline-insns-auto): Set to 90.
1856 (max-inline-insns-recursive): Set to 450
1857 (max-inline-insns-recursive-auto): Set to 450.
1858 (large-function-insns): Set to 2700.
1859 (inline-call-cost): New parameter.
1860 * tree-inline.c (estimate_move_cost): New function.
1861 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1862 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1863 based on arguments.
1864 * tree-inline.h (estimate_move_cost): Declare.
1865 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1866 (max-inline-insns-auto): Change default to 90.
1867 (max-inline-insns-recursive): Change default to 450
1868 (max-inline-insns-recursive-auto): Change default to 450.
1869 (large-function-insns): Change default to 2700.
1870 (inline-call-cost): Document new parameter.
1872 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1874 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1875 (TARGET_DEFAULT): Delete.
1876 * config/i860/i860.opt: New file.
1878 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1880 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1881 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1882 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1883 (frv_sched_lookahead): Delete.
1884 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1885 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1886 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1887 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1888 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1889 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1890 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1891 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1892 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1893 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1894 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1895 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1896 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1897 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1898 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1899 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1900 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1901 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1902 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1903 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1904 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1905 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1906 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1907 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1908 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1909 (frv_sched_lookahead): Delete.
1910 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1911 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1912 (frv_handle_option): New function. Move -mcpu= handling from...
1913 (frv_override_options): ...here. Remove handling of other
1914 TARGET_OPTIONS.
1915 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1916 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1917 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1918 and TARGET_NO_MULTI_CE.
1919 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1920 !TARGET_VLIW_BRANCH.
1921 * config/frv/frv.opt: New file.
1923 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1925 * fold-const.c (fold_ternary): Take decomposed arguments of
1926 CALL_EXPR.
1927 (fold): Update a call to fold_ternary.
1929 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1930 * tree.h: Add corresponding prototypes.
1932 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1934 PR target/20561
1935 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1936 between jump table and its label.
1937 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1938 resp. ADDR_DIFF_VEC and the label preceeding it.
1939 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1940 is emitted in the right section.
1942 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1944 * fold-const.c (fold_unary, fold_binary): Update comments
1945 about arguments.
1947 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1949 PR rtl-optimization/20527
1950 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1951 REG_INC note, test that the register also isn't mentioned in PRED
1952 or SUCC.
1954 2005-03-22 Ben Elliston <bje@au.ibm.com>
1956 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1957 and definition.
1959 2005-03-21 Mike Stump <mrs@apple.com>
1961 * varasm.c (default_assemble_visibility): Remove extra ().
1963 2005-03-21 Roger Sayle <roger@eyesopen.com>
1965 PR middle-end/20557
1966 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1967 to determine whether a block can be duplicated, rather than test
1968 whether the block contains noncopyable insns ourselves.
1970 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1972 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1973 predicates.
1975 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1977 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1979 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1981 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1982 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1983 * config/fr30/fr30.opt: New file.
1985 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1987 Fix PR tree-optimization/20542
1989 * tree-flow-inline.h (overlap_subvar): Move to here.
1990 * tree-ssa-operands.c: From here.
1991 * tree-flow.h (overlap_subvar): Declare.
1992 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1993 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1994 for variables with subvars.
1996 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1998 PR middle-end/20177
1999 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
2000 * modulo-sched.c (const_iteration_count): Return on NULL
2001 pre-header.
2002 (print_node_sched_params): Return on NULL dump_file.
2003 (generate_reg_moves): Handle reg-anti dependencies and disregard
2004 closing branch when generating register moves.
2005 (sms_schedule): Mark the SMSed block dirty.
2006 * passes.c (rest_of_handle_sms): Call update_life_info for all
2007 basic-blocks.
2008 * testsuite/gcc.dg/20050321-1.c: New test.
2010 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2012 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
2013 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
2014 movqi_internal): Likewise.
2016 2005-03-21 Bob Wilson <bob.wilson@acm.org>
2018 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
2019 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
2020 xtensa_b4const): Delete prototypes.
2021 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
2022 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
2023 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
2024 xtensa_extra_constraint): New prototypes.
2025 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2026 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2027 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2028 move_operand, const_float_1_operand, fpmem_offset_operand,
2029 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
2030 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
2031 (xtensa_b4const_or_zero): ...this. Change return type to bool and
2032 argument type to HOST_WIDE_INT.
2033 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
2034 xtensa_mask_immediate): Likewise.
2035 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
2036 Likewise. Also make these functions static.
2037 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
2038 (xtensa_const_ok_for_letter_p): New.
2039 (add_operand, arith_operand, nonimmed_operand, mem_operand,
2040 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
2041 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
2042 move_operand, const_float_1_operand, fpmem_offset_operand,
2043 branch_operator, ubranch_operator, boolean_operator): Move to
2044 predicates.md.
2045 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
2046 (xtensa_mem_offset): Change return type to bool.
2047 (xtensa_extra_constraint): New.
2048 (gen_int_relational): Update type of const_range_p function pointer.
2049 Use xtensa_b4const_or_zero.
2050 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
2051 xtensa_const_ok_for_letter_p. Update comments.
2052 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
2053 (PREDICATE_CODES): Delete.
2054 * config/xtensa/xtensa.md: Include predicates.md.
2055 * config/xtensa/predicates.md: New file.
2057 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2059 * config/v850/v850-protos.h: Remove the prototypes for
2060 reg_or_int9_operand, reg_or_const_operand,
2061 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
2062 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
2063 movsi_source_operand, power_of_two_operand,
2064 not_power_of_two_operand, special_symbolref_operand,
2065 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
2066 register_is_ok_for_epilogue.
2067 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
2068 reg_or_int9_operand, reg_or_const_operand,
2069 call_address_operand, special_symbolref_operand,
2070 movsi_source_operand, power_of_two_operand,
2071 not_power_of_two_operand, register_is_ok_for_epilogue,
2072 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
2073 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
2074 predicates.md.
2075 * config/v850/v850.h (PREDICATE_CODES): Remove.
2076 * config/v850/v850.md: Include predicates.md.
2077 * config/v850/predicates.md: New.
2079 2005-03-21 Zack Weinberg <zack@codesourcery.com>
2081 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
2082 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2083 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
2084 (itoolsdir, itoolsdatadir): Move definition above new first use.
2085 (install-itoolsdirs): New rule.
2086 (install-mkheaders): Depend on install-itoolsdirs, not
2087 install-include-dir.
2089 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2091 * tree-into-ssa.c: Remove obsolete comments.
2093 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
2095 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
2096 unrolling if -fpeel-loops is specified, too.
2097 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2098 Remove superfluous check for flag_unroll_loops.
2100 2005-03-21 Uros Bizjak <uros@kss-loka.si>
2102 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
2103 (lrint_optab, llrint_optab): Define corresponding macros.
2104 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
2105 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
2106 pattern and llrint_optab using llrintdi2 patterns.
2107 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
2108 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
2109 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
2110 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
2111 flag_unsafe_math_optimizations is set.
2113 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2115 * combine.c (combine_simplify_rtx, simplify_if_then_else,
2116 simplify_logical, if_then_else_cond, known_cond,
2117 simplify_comparison): Adjust calls to reverse_comparison.
2118 Don't use combine_reversed_comparison_code).
2119 (combine_reversed_comparison_code): Remove.
2120 (reversed_comparison): Using reversed_comparison_code, move it...
2121 * jump.c (reversed_comparison): ... here.
2122 * rtl.h (reversed_comparison): Add prototype.
2124 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2126 * builtins.c (fold_builtin): Take decomposed arguments of
2127 CALL_EXPR.
2128 * fold-const.c (fold_ternary): Update a call to fold_builtin.
2129 * gimplify.c (gimplify_call_expr): Likewise.
2130 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
2131 * tree.h: Update the prototype of fold_builtin.
2133 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
2135 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
2136 * rtlhooks.c (gen_lowpart_no_emit_general): New.
2137 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
2138 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
2139 * simplify-rtx.c (simplify_binary_operation_1): Use it.
2141 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
2143 * builtins.c (fold_builtin_1): Take decomposed arguments of
2144 CALL_EXPR.
2145 (fold_builtin): Update a call to fold_builtin_1.
2147 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
2149 PR other/20564
2150 * gcov.c (output_lines): Only output function block summary when
2151 outputting branch information.
2152 * doc/gcov.texi: Document format of preamble and additional block
2153 information lines.
2155 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
2157 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
2158 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
2159 the defaults false if BITS_PER_UNIT != 8.
2160 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
2161 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
2162 than BITS_PER_UNIT != 8.
2163 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
2164 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
2165 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
2166 #undefs.
2167 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
2168 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
2170 2005-03-20 Roger Sayle <roger@eyesopen.com>
2172 PR middle-end/20539
2173 * fold-const.c (fold_binary): Fix type mismatch between
2174 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
2175 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
2176 for non-truth-valued expressions.
2178 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
2179 and FUNCTION_DECL in the main switch.
2180 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
2181 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
2182 we also need to convert their operands to match.
2183 <TRUTH_NOT_EXPR>: Likewise.
2185 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
2187 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
2188 diagnostic without checking whether an lvalue.
2189 * c-common.h (lvalue_p): Remove.
2190 (enum lvalue_use): Update comment.
2191 (lvalue_or_else): Replace by lvalue_error.
2192 * c-typeck.c (lvalue_p): Make static.
2193 (lvalue_or_else): New. Call lvalue_error.
2195 2005-03-21 Alan Modra <amodra@bigpond.net.au>
2197 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
2198 (function_arg_advance): Use rs6000_parm_start.
2199 (function_arg, rs6000_arg_partial_bytes): Likewise.
2201 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2203 * c-common.c (check_case_value): Adjust comment about stripping
2204 NOPs.
2205 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
2206 * c-typeck.c (default_conversion, convert_arguments,
2207 build_modify_expr, convert_for_assignment, store_init_value,
2208 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
2209 manually. Remove inaccurate comments.
2211 2005-03-20 Roger Sayle <roger@eyesopen.com>
2212 Joseph S. Myers <joseph@codesourcery.com>
2214 * varasm.c (do_assemble_alias): Restore comment describing function.
2215 Annotate the target parameter as potentially unused.
2217 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
2219 PR target/18551
2220 * config/avr/avr.c (avr_output_function_prologue): Do not use
2221 current_function_name() in a label, use a local label instead.
2223 2005-03-20 David Edelsohn <edelsohn@gnu.org>
2225 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
2226 flag_finite_math_only, not flag_unsafe_math_optimizations.
2228 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2230 * builtins.c (fold_builtin_1): Update a call to
2231 targetm.fold_builtin.
2232 * hooks.c (hook_tree_tree_bool_null): Rename to
2233 hook_tree_tree_tree_bool_null. Take one more argument of type
2234 tree.
2235 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
2236 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
2237 hook_tree_tree_tree_bool_null.
2238 * target.h (gcc_target): Update the prototype of fold_builtin.
2239 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
2240 arguments of CALL_EXPR.
2241 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
2242 new prototype.
2244 2005-03-20 Jan Hubicka <jh@suse.cz>
2246 * cgraph.h (cgraph_node): Add prev_clone pointer.
2247 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
2248 (cgraph_clone_node): Produce doubly linked chain.
2250 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2252 * c-common.c (handle_aligned_attribute, check_function_sentinel,
2253 get_nonnull_operand, handle_sentinel_attribute,
2254 check_function_arguments_recurse): Do not strip NOPS from
2255 INTEGER_CSTs.
2256 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
2257 Likewise.
2258 * c-format.c (get_constant): Likewise.
2259 * c-parser.c (c_parser_postfix_expression): Likewise.
2260 * c-typeck.c (set_init_index): Likewise.
2261 (convert_arguments): Don't check for NOP_EXPR containing integer
2262 constant.
2264 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
2266 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
2267 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
2268 Take decomposed arguments of CALL_EXPR.
2269 (fold_builtin_1): Update calls to the functions mentioned
2270 above.
2272 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
2274 * c-decl.c (check_bitfield_type_and_width): Require bit-field
2275 width to have integer type.
2276 (build_enumerator): Require enumerator value to have integer type.
2278 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2280 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
2281 to __builtin_inff.
2283 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2285 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
2286 std=iso9899:199x): Correct descriptions.
2288 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
2290 * config.gcc: Consistently use solaris2.1[0-9]* instead of
2291 solaris2.1[0-9].
2293 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
2295 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
2296 of CALL_EXPR.
2297 (expand_builtin_memcpy, fold_builtin_1): Update calls to
2298 fold_builtin_memcpy.
2300 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
2301 arguments of CALL_EXPR.
2302 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
2303 fold_builtin_found, fold_builtin_1): Update calls to
2304 fold_trunc_transparent_mathfn.
2306 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2308 PR middle-end/20493
2309 * fold-const.c (fold_widened_comparison): Don't optimize casts of
2310 function pointers on targets that require function pointer
2311 canonicalization.
2312 (fold_sign_changed_comparison): Likewise.
2314 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
2316 * combine.c (try_combine): When changing the mode of a hard reg, make
2317 sure that doing so is valid.
2319 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
2321 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
2322 (TARGET_HANDLE_OPTION): Override default.
2323 (avr_handle_option): New function.
2324 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
2325 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
2326 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
2327 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
2328 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
2329 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
2330 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
2331 (TARGET_OPTIONS): Delete.
2332 * config/avr/avr.opt: New file.
2334 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2336 * config/m32r/m32r-protos.h: Remove the prototypes for
2337 call_address_operand, symbolic_operand, seth_add3_operand,
2338 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2339 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2340 two_insn_const_operand, move_src_operand,
2341 move_double_src_operand, move_dest_operand,
2342 eqne_comparison_operator, signed_comparison_operator,
2343 large_insn_p, conditional_move_operand, carry_compare_operand,
2344 m32r_block_immediate_operand, extend_operand,
2345 reg_or_eq_int16_operand, int8_operand, and
2346 reg_or_zero_operand.
2347 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2348 seth_add3_operand, int8_operand, cmp_int16_operand,
2349 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2350 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2351 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2352 move_double_src_operand, move_dest_operand,
2353 eqne_comparison_operator, signed_comparison_operator,
2354 extend_operand, small_insn_p, large_insn_p,
2355 conditional_move_operand, carry_compare_operand,
2356 m32r_block_immediate_operand): Move to predicates.md.
2357 (MAX_MOVE_BYTES): Move to m32r.h.
2358 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2359 * config/m32r/m32r.md: Include predicates.md.
2360 * config/m32r/predicates.md: New.
2362 2005-03-18 James E Wilson <wilson@specifixinc.com>
2364 PR c++/19769
2365 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2366 origin.
2368 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2370 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2371 call_address_operand, const_8bit_operand.
2372 * config/mn10300/mn10300.c (call_address_operand,
2373 const_8bit_operand, const_1f_operand): Move to predicates.md.
2374 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2375 * config/mn10300/mn10300.md: Include predicates.md.
2376 * config/mn10300/predicates.md: New.
2378 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2380 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2381 declarations in diagnostics and %E for identifiers, not %s.
2383 2005-03-18 Jan Hubicka <jh@suse.cz>
2384 Dale Johannesen <dalej@apple.com>
2386 * basic-block.h (scale_bbs_frequencies_int,
2387 scale_bbs_frequencies_gcov_type): Declare.
2388 * cfg.c (RDIV): New macro.
2389 (update_bb_frequency_for_threading): Fix.
2390 * basic-block.h (scale_bbs_frequencies_int,
2391 scale_bbs_frequencies_gcov_type): New.
2392 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2393 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2394 scale_bbs_frequencies_int.
2395 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2397 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2399 * config/m32r/m32r-protos.h: Remove the prototypes for
2400 call_address_operand, symbolic_operand, seth_add3_operand,
2401 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2402 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2403 two_insn_const_operand, move_src_operand,
2404 move_double_src_operand, move_dest_operand,
2405 eqne_comparison_operator, signed_comparison_operator,
2406 large_insn_p, conditional_move_operand, carry_compare_operand,
2407 m32r_block_immediate_operand, extend_operand,
2408 reg_or_eq_int16_operand, int8_operand, and
2409 reg_or_zero_operand.
2410 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2411 seth_add3_operand, int8_operand, cmp_int16_operand,
2412 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2413 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2414 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2415 move_double_src_operand, move_dest_operand,
2416 eqne_comparison_operator, signed_comparison_operator,
2417 extend_operand, small_insn_p, large_insn_p,
2418 conditional_move_operand, carry_compare_operand,
2419 m32r_block_immediate_operand): Move to predicates.md.
2420 (MAX_MOVE_BYTES): Move to m32r.h.
2421 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2422 * config/m32r/m32r.md: Include predicates.md.
2423 * config/m32r/predicates.md: New.
2425 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2426 shadd_constant_p.
2427 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2428 symbolic_operand, symbolic_memory_operand,
2429 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2430 indexed_memory_operand, move_dest_operand, move_src_operand,
2431 prefetch_cc_operand, prefetch_nocc_operand,
2432 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2433 arith_operand, arith11_operand, pre_cint_operand,
2434 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2435 ireg_operand, int5_operand, uint5_operand, int11_operand,
2436 uint32_operand, arith5_operand, and_operand, ior_operand,
2437 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2438 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2439 shadd_operand, movb_comparison_operator,
2440 cmpib_comparison_operator): Move to predicates.md.
2441 (magic_milli, shadd_constant_p): Make it extern.
2442 * config/pa/pa.h (PREDICATE_CODES): Remove.
2443 * config/pa/pa.md: Include predicates.md.
2444 * config/pa/predicates.md: New.
2446 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2447 predicate.
2449 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2451 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2452 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2453 config/alpha/freebsd.h, config/alpha/linux.h,
2454 config/alpha/netbsd.h, config/alpha/osf5.h,
2455 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2456 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2457 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2458 doc/cppopts.texi: Update copyright.
2460 2005-03-18 Jan Hubicka <jh@suse.cz>
2462 PR middle-end/20225
2463 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2464 too late.
2465 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2466 called too late.
2468 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2470 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2471 VEC_safe_push.
2473 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2475 * combine.c (gen_binary): Remove.
2476 (known_cond, simplify_shift_const, find_split_point,
2477 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2478 simplify_logical, expand_field_assignment, extract_left_shift,
2479 force_to_mode, if_then_else_cond, apply_distributive_law,
2480 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2481 simplify_comparison, reversed_comparison): Replace with
2482 simplify_gen_binary, simplify_gen_relational or
2483 distribute_and_simplify_rtx.
2484 (distribute_and_simplify_rtx): New function.
2486 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2487 Paolo Bonzini <gcc.gnu.org>
2489 * calls.c (setjmp_call_p, special_function_p): Update comments
2490 at the head of the functions.
2492 2005-03-18 Jan Hubicka <jh@suse.cz>
2494 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2496 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2497 function body should be released; do not proactively release function
2498 bodies in non-unit-at-a-time mode.
2500 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2502 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2503 mno-fp-ret-in-387 multilib variants.
2505 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2507 * common.opt (m): Remove.
2508 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2509 table lookup fails.
2510 (common_handle_option): Remove OPT_m case.
2512 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2514 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2515 of CALL_EXPR.
2516 (fold_builtin_1): Update a call to fold_builtin_bitop.
2518 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2519 of CALL_EXPR.
2520 (fold_builtin_1): Update a call to fold_builtin_signbit.
2522 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2524 PR tree-optimization/20474
2525 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2526 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2528 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2530 * config/h8300/h8300-protos.h: Remove prototypes for
2531 general_operand_src, general_operand_dst, single_one_operand,
2532 single_zero_operand, call_insn_operand,
2533 two_insn_adds_subs_operand, small_call_insn_operand,
2534 jump_address_operand, bit_operand, bit_memory_operand,
2535 stack_pointer_operand, const_int_gt_2_operand,
2536 const_int_ge_8_operand, const_int_qi_operand,
2537 const_int_hi_operand, incdec_operand, bit_operator,
2538 nshift_operator, eqne_operator, gtle_operator,
2539 gtuleu_operator, iorxor_operator.
2540 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2541 h8300_ldm_stm_parallel.
2542 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2543 h8300-protos.h.
2544 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2545 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2546 (h8300_ldm_stm_parallel): Make it extern.
2547 (h8300_ldm_parallel, h8300_stm_parallel,
2548 h8300_return_parallel, general_operand_src,
2549 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2550 nibble_operand, reg_or_nibble_operand, single_one_operand,
2551 single_zero_operand, call_insn_operand,
2552 two_insn_adds_subs_operand, small_call_insn_operand,
2553 jump_address_operand, bit_operand, bit_memory_operand,
2554 stack_pointer_operand, const_int_gt_2_operand,
2555 const_int_ge_8_operand, const_int_qi_operand,
2556 const_int_hi_operand, incdec_operand, eqne_operator,
2557 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2558 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2559 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2560 nshift_operator): Move to predicates.md.
2561 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2562 * config/h8300/h8300.md: Include predicates.md.
2563 * config/h8300/predicates.md: New.
2565 2005-03-17 Richard Henderson <rth@redhat.com>
2567 * config.gcc (ia64*-*-hpux*): Add extra_options.
2568 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2569 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2570 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2571 (ia64_tls_size_string, ia64_tune_string): Remove.
2572 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2573 (TARGET_DEFAULT_TARGET_FLAGS): New.
2574 (TARGET_HANDLE_OPTION): New.
2575 (ia64_override_options): Move options parsing ...
2576 (ia64_handle_option): ... here. New.
2577 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2578 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2579 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2580 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2581 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2582 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2583 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2584 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2585 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2586 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2587 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2588 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2589 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2590 TARGET_EARLY_STOP_BITS): Remove.
2591 (TARGET_ILP32): Default false.
2592 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2593 (enum ia64_inline_type): New.
2594 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2595 * config/ia64/ia64.md: Update for new definitions of
2596 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2597 * config/ia64/ia64.opt: New file.
2598 * config/ia64/ilp32.opt: New file.
2600 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2602 PR target/18380
2603 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2605 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2607 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2608 instead of MASK_H8300S.
2609 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2610 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2611 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2612 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2613 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2614 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2615 TARGET_SWITCHES): Remove.
2616 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2617 TARGET_H8300SX.
2618 * config/h8300/h8300.opt: New.
2620 * config/alpha/alpha.opt, config/arc/arc.opt,
2621 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2622 notices.
2624 2005-03-17 Ian Lance Taylor <ian@airs.com>
2626 * gmon.c: Remove.
2628 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2630 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2631 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2632 (TARGET_HANDLE_OPTION): Override default.
2633 (arc_handle_option): New function.
2634 (arc_init): Remove code to set arch_cpu_string.
2635 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2636 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2637 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2638 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2639 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2640 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2641 (arc_rodata_string, TARGET_OPTIONS): Delete.
2642 * config/arc/arc.opt: New file.
2644 2005-03-17 Richard Henderson <rth@redhat.com>
2646 * doc/extend.texi (Weak Pragmas): New section.
2647 (attribute alias): Clarify that target must be in the same
2648 translation unit.
2650 2005-03-17 Richard Henderson <rth@redhat.com>
2652 * config/alpha/alpha.opt: New file.
2653 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2654 of alpha_cpu.
2655 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2656 alpha_fprm_string, alpha_fptm_string): Make static.
2657 (alpha_tls_size_string): Remove.
2658 (alpha_handle_option): New.
2659 (override_options): Update for alpha_cpu/alpha_tune split.
2660 (alpha_file_start): Likewise.
2661 (TARGET_DEFAULT_TARGET_FLAGS): New.
2662 (TARGET_HANDLE_OPTION): New.
2663 * config/alpha/alpha.h (alpha_tune): Declare.
2664 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2665 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2666 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2667 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2668 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2669 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2670 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2671 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2672 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2673 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2674 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2675 (TARGET_DEFAULT): Remove MASK_FP.
2676 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2677 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2678 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2679 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2680 alpha_tls_size_string): Remove.
2681 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2682 (attribute tune): Rename from attribute cpu.
2683 * config/alpha/ev4.md: Update to match.
2684 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2685 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2686 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2687 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2688 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2689 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2691 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2693 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2694 and return without creating new state if before_nops_num is nonzero.
2695 * config/ia64/ia64.md (first_insn): New attribute.
2696 (alloc): Set it to yes.
2698 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2700 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2701 STMT_VINFO_SUBVARS to NULL.
2702 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2704 2005-03-16 Dale Johannesen <dalej@apple.com>
2706 * rtlanal.c (find_first_parameter_load): Rewrite to
2707 return actual first param load or the call if none,
2708 instead of first in block, when not all loads exist.
2710 2005-03-16 Roger Sayle <roger@eyesopen.com>
2712 * optabs.c (expand_copysign_absneg): Make static.
2713 * optabs.h (expand_copysign_absneg): Delete prototype.
2714 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2716 2005-03-16 Richard Henderson <rth@redhat.com>
2718 PR middle-end/15700
2719 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2720 (alias_pairs): Rename from output_defs.
2721 (find_decl_and_mark_needed): Split out from assemble_alias.
2722 (do_assemble_alias): New.
2723 (assemble_output_def): Remove.
2724 (finish_aliases_1, finish_aliases_2): New.
2725 (process_pending_assemble_output_defs): Remove.
2726 (assemble_alias): Defer aliases for which we don't yet have a
2727 non-external decl for the target symbol.
2728 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2729 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2730 * toplev.c (compile_file): Use finish_aliases_2 instead of
2731 process_pending_assemble_output_defs.
2732 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2733 (process_pending_assemble_output_defs): Remove.
2735 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2737 Fix PR tree-optimization/20489
2739 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2740 for empty structures.
2742 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2744 Fix PR tree-optimization/20490
2746 * tree-ssa-pre.c (create_expression_by_pieces): Use
2747 force_gimple_operand on result of fold.
2749 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2751 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2752 of closing parenthesis.
2754 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2756 * builtins.c (expand_movstr): Update a call to
2757 fold_builtin_strcpy.
2758 (expand_builtin_strncpy): Update a call to
2759 fold_builtin_strncpy.
2760 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2761 arguments of CALL_EXPR.
2762 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2763 fold_builtin_strncpy.
2764 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2765 * tree.h: Update the prototypes of fold_builtin_strcpy and
2766 fold_builtin_strncpy.
2768 2005-03-16 Steven Bosscher <stevenb@suse.de>
2769 Dorit Naishlos <dorit@il.ibm.com>
2771 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2772 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2773 error.
2775 2005-03-16 Steven Bosscher <stevenb@suse.de>
2777 * tree-inline.c (walk_type_fields, walk_tree,
2778 walk_tree_without_duplicates): Move from here...
2779 * tree.c: ...to here.
2781 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2783 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2784 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2785 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2786 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2787 (version): Define using $(BASEVER_c).
2788 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2789 version.c.
2790 (version.o): Depend on version files; add custom generation command.
2791 (prefix.o): Define BASEVER on command line.
2792 (s-iov): Depend on version files; adjust command.
2793 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2794 Add gcc-vers.texi.
2795 (gcc-vers.texi): New rule.
2796 (doc/%.info, doc/%.dvi): Add -I . to command line.
2797 (doc/gccinstall.dvi): Likewise.
2798 (PACKAGE): Delete. All uses replaced with "gcc".
2799 * aclocal.m4: Do not include gcc-version.m4.
2800 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2801 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2802 Set is_release based on contents of DEV-PHASE.
2803 Set gcc_version based on contents of BASE-VER.
2804 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2805 * config.in, configure: Regenerate.
2806 * gccbug.in: Determine version of GCC in use at runtime.
2807 * gcov-iov.c: Get version number and development phase from
2808 command line, not by including version.c.
2809 * intl.c: Replace all uses of PACKAGE with "gcc".
2810 * libada-mk.in: Delete unused "gcc_version" variable.
2811 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2812 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2813 commentary to match.
2814 (version_string): Put together from pieces.
2815 * config/alpha/x-vms: Do not use $(gcc_version).
2816 * config/i386/t-nwld: Likewise.
2817 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2818 version-GCC and DEVELOPMENT.
2820 2005-03-15 Roger Sayle <roger@eyesopen.com>
2822 PR tree-optimization/17454
2823 * tree.c (tree_size): Add case for TREE_BINFO.
2824 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2825 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2827 2005-03-15 Roger Sayle <roger@eyesopen.com>
2829 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2830 op1 whilst expanding the signed widenening multiply variant.
2832 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2834 * toplev.c (display_target_options): Avoid unused variable warning if
2835 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2836 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2837 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2838 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2839 (mips_isa_info): New variable.
2840 (mips_parse_cpu): Remove the first argument and leave the caller
2841 to report errors.
2842 (TARGET_HANDLE_OPTION): Override default.
2843 (mips_handle_option): New function. Move option validation code from...
2844 (override_options): ...here. Update calls to mips_parse_cpu.
2845 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2846 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2847 (SUBTARGET_TARGET_OPTIONS): Delete.
2848 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2849 (mno-flush-func, mtune=): New options.
2851 2005-03-15 Roger Sayle <roger@eyesopen.com>
2852 Richard Henderson <rth@redhat.com>
2854 * real.c (c4x_single_format, c4x_extended_format): Provide values
2855 for signbit_ro for c4x's single and extended floating point formats.
2856 * optabs.c (expand_copysign): Use the floating point format's
2857 signbit_ro for expanding via expand_copysign_absneg, and it's
2858 signbit_rw field for expanding via expand_copysign_bit.
2860 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2862 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2863 known_alignment_for_access_p.
2864 (known_alignment_for_access_p): New.
2865 (do_peeling_for_alignment): Field made int instead of bool and renamed
2866 to peeling_for_alignment.
2867 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2868 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2869 functionality used to be in vect_analyze_operations.
2870 (vect_analyze_operations): Code to determine vectorization factor was
2871 moved to vect_determine_vectorization_factor.
2872 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2873 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2874 factor.
2875 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2876 be part of vect_analyze_operations).
2877 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2878 creating the guard condition, as the number of iterations may be
2879 constant.
2880 (slpeel_tree_peel_loop_to_edge): Use new name of
2881 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2882 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2883 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2884 (vect_do_peeling_for_alignment): Use fold.
2885 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2887 (vect_update_inits_of_dr): Renamed to
2888 vect_update_init_of_dr.
2889 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2890 (vectorizable_store): Fix assertion to use == instead of =.
2892 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2894 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2895 call_used_regs for wCG registers.
2897 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2899 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2900 for non-offsettable memory references to cope with outstanding reload
2901 replacements, take 2.
2903 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2905 PR target/18668
2906 * config/i386/i386.h (x86_fisttp): New.
2907 (TARGET_FISTTP): New macro.
2908 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2909 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2910 instruction when fisttp flag is set.
2911 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2913 * config/i386/i386.md (type attribute): Add fisttp.
2914 (unit attribute): Set to i387 for fisttp type.
2915 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2916 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2917 TARGET_FISTTP.
2918 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2919 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2920 macros.
2921 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2922 patterns for TARGET_FISTTP. Enable patterns for
2923 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2924 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2925 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2926 implement fisttp x87 insn.
2927 (fix_trunc*_i387_fisttp splitters): New patterns.
2928 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2929 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2930 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2931 clobber.
2932 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2933 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2934 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2935 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2936 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2937 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2938 Disable patterns for TARGET_FISTTP.
2939 (fix_trunc*_i387 splitters): Implement usign mode macros.
2940 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2941 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2942 (fix_trunx*_sse peephole2s): Implement using mode macros.
2944 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2946 PR rtl-optimization/20291
2947 * combine.c (try_combine): If splitting fails, re-try with
2948 original combined pattern, i.e. before clobber stripping.
2950 2005-03-14 Eric Christopher <echristo@redhat.com>
2952 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2953 STACK_GROWS_DOWNWARD.
2955 2005-03-14 Roger Sayle <roger@eyesopen.com>
2957 * real.h (struct real_format): Split the signbit field into two
2958 two fields, signbit_ro and signbit_rw.
2959 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2960 mips_double_format, ieee_extended_motorola_format,
2961 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2962 ieee_extended_intel_128_format, ibm_extended_format,
2963 mips_extended_format, ieee_quad_format, mips_quad_format,
2964 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2965 i370_double_format, c4x_single_format, c4x_extended_format,
2966 real_internal_format): Update initializers for new field.
2967 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2968 real_format structure.
2969 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2970 field of the real_format structure.
2972 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2974 Fix PR tree-optimization/20458
2976 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2977 DECL_EXTERNAL on STRUCT_FIELD tags.
2978 (clear_call_clobbered): Ditto.
2979 * tree-ssa-operands.c (note_addressable): Make sure the original
2980 variable doesn't slip into the addressable list if we have
2981 subvars.
2982 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2983 tags too.
2985 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2987 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2988 (-fwide-exec-charset): Likewise.
2989 (-finput-charset): Likewise.
2990 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2991 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2992 * c.opt (Wnormalized): New.
2994 2005-03-14 Devang Patel <dpatel@apple.com>
2996 * doc/invoke.texi: Add reference to Visibility document.
2998 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3000 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
3001 MASK_SPLIT_ADDRESSES.
3002 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
3003 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
3004 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
3005 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
3006 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
3007 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
3008 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
3009 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
3010 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
3011 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
3012 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
3013 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
3014 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
3015 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
3016 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
3017 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
3018 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
3019 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
3020 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
3021 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
3022 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
3023 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
3024 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
3025 (TARGET_EXPLICIT_RELOCS): Delete.
3026 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
3027 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
3028 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
3029 (override_options): Set MASK_LONG64 if -mint64 is given and no
3030 -mlongXX option is. Complain about -mint64 -mlong32.
3031 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
3032 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
3033 * config/mips/mips.opt: New file.
3035 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
3037 * config.gcc (extra_options): New variable for listing option files.
3038 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
3039 * configure.ac (extra_opt_files): New AC_SUBST variable.
3040 (tm_file_list, tm_include_list): Include options.h first.
3041 * configure: Regenerate.
3042 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
3043 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
3044 (s-options-h): New rule.
3045 (options.h): Depend on it.
3046 (TEXI_GCCINT_FILES): Add options.texi.
3047 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
3048 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
3049 * target.h (gcc_target): Add default_target_flags and handle_option.
3050 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
3051 (TARGET_HANDLE_OPTION): New macros.
3052 (TARGET_INITIALIZER): Include them.
3053 * opt-functions.awk (opt_args, nth_arg): New functions.
3054 (switch_flags): Handle the "Target" flag.
3055 (var_args): Delete.
3056 (var_name): Use opt_args and nth_arg.
3057 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
3058 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
3059 macros for the "Mask" and "InverseMask" options.
3060 * opts.h (cl_var_cond): New enum.
3061 (cl_option): Replace the "has_set_value" and "set_value" fields with
3062 "var_cond" and "var_value".
3063 (CL_TARGET): New macro.
3064 (option_enabled, print_filtered_help): Declare.
3065 (decode_options): Move definition.
3066 * opts.c (handle_option): Search for the original option before
3067 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
3068 var_cond and var_value fields. Use targetm.handle_option to handle
3069 target options.
3070 (decode_options): Set target_flags to targetm.default_target_flags.
3071 (print_filtered_help): Make global. Handle CL_TARGET.
3072 (option_enabled): New function.
3073 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
3074 (display_target_options, set_target_switch, print_switch_values)
3075 (default_pch_valid_p): Guard uses of target_switches with
3076 #ifdef TARGET_SWITCHES. Also...
3077 (display_target_options): Display the CL_TARGET entries in cl_options.
3078 (set_target_option): Don't complain about the "" option when
3079 TARGET_SWITCHES is undefined.
3080 (print_switch_values): Use option_enabled.
3081 (default_pch_valid_p): Check cl_options[] when looking for something
3082 that has changed the value of target_flags.
3083 * c.opt: Remove documentation from top of file.
3084 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
3085 * doc/sourecebuild.texi: Refer to the new options documentation
3086 instead of c.opt. Document machine-specific .opt files.
3087 * doc/tm.texi (target_flags): Say that this variable is declared
3088 by options.h.
3089 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
3090 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
3091 an alternative.
3092 * doc/options.texi: New file.
3094 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3096 PR middle-end/18628
3097 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
3098 register.
3100 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
3102 PR c++/20280
3103 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
3104 temporary variable of pointer type if an lvalues is required.
3105 (gimplify_modify_expr_rhs): Request an rvalue from it.
3106 (gimplify_expr): Pass fallback on.
3108 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3110 * cfgbuild.c: Update comments.
3112 2005-03-14 Roger Sayle <roger@eyesopen.com>
3114 PR rtl-optimization/17236
3115 * optabs.c (expand_doubleword_mult): New helper function split out
3116 from expand_binop. Permute the order in which instructions are
3117 emitted to minimize the number of simultaneously live registers.
3118 (expand_binop): Call expand_doubleword_mult to synthesize a double
3119 word multiplication.
3121 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3123 * basic-block.h: Update the prototypes of cached_make_edge and
3124 rtl_make_eh_edge.
3125 * cfg.c (cached_make_edge): Take edge_cache representing one
3126 row of the adjacency matrix of edges.
3127 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
3128 (make_edges): Initialize edge_cache to represent one row of
3129 the adjacency matrix of edges.
3131 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3133 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
3134 New functions.
3135 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
3136 Remove unused removed_phis variable.
3137 (conditional_replacement): Use build1/build2.
3138 (abs_replacement): Use last_and_only_stmt and build1/build2.
3140 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3142 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
3143 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
3144 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
3145 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
3146 * c-common.c (handle_novops_attribute): New function.
3147 (c_common_attribute_table): Add "no vops" entry.
3148 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
3149 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
3150 * tree-ssa-operands.c (get_call_expr_operands): Do not
3151 create virtual operands for calls with ECF_NOVOPS flag.
3152 * tree.h (DECL_IS_NOVOPS): New macro.
3153 (struct tree_decl): Add novops_flag.
3154 (ECF_NOVOPS): New constant.
3156 2005-03-14 Uros Bizjak <uros@kss-loka.si>
3158 PR target/17688
3159 * config/i386/i386.c (x86_use_himode_fiop): New.
3160 (x86_use_simode_fiop): Rename from x86_use_fiop.
3161 * config/i386/i386.h (x86_use_himode_fiop): Declare.
3162 (TARGET_USE_HIMODE_FIOP): New.
3163 (x86_use_simode_fiop): Rename from x86_use_fiop.
3164 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
3166 * config/i386/i386.md (X87MODEI12): New mode macro define.
3167 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
3168 to implement x87 FP compare with HImode input operands.
3169 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
3170 Use X87MODEI12 mode macro to handle HImode input operands.
3171 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
3172 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
3173 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
3174 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
3175 macro to implement x87 operators with HImode input operands.
3176 (fop splitters): Use X87MODEI12 mode macro to handle HImode
3177 input operands.
3179 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3181 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
3182 integer_zerop.
3183 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
3184 constants invariant.
3186 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
3188 * basic-block.h (BB_VISITED): Removed.
3189 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
3191 2005-03-14 Falk Hueffner <falk@debian.org>
3193 PR bootstrap/20424
3194 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
3196 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3198 * ggc-zone.c: Fix comment typos.
3200 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
3201 stringpool.c, config/mips/mips-protos.h: Update copyright.
3203 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3205 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
3206 throughout with its typedef, "rtx".
3207 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
3208 (rs6000_tls_symbol_ref_1): Remove inline keyword.
3209 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
3210 regs in comment to match code.
3212 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
3214 * except.c (check_handled): Make it static.
3215 * except.h: Remove the corresponding prototype.
3217 * function.c (get_func_frame_size): Make it static.
3218 * function.h: Remove the corresponding type.
3220 * regclass.c (reg_class_superclasses, reg_class_subclasses):
3221 Make them static.
3222 * hard-reg-set.h: Remove the corresponding declarations.
3224 * tree-cfg.c (verify_stmts): Check that
3225 bb_for_stmt (stmt) == bb for every PHI node and statement.
3227 2005-03-14 Alan Modra <amodra@bigpond.net.au>
3229 * config.gcc: Remove excess indentation.
3230 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
3232 2005-03-13 Roger Sayle <roger@eyesopen.com>
3234 PR middle-end/19331
3235 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
3236 * fold-const.c (fold_sign_changed_comparison): Likewise.
3237 (fold_binary): Optimize comparisons against widened operands if
3238 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
3240 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
3242 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
3243 (sparc_override_options): Initialize it.
3244 (sparc_struct_value_rtx): Set it on the MEM to be returned.
3246 2005-03-13 David Edelsohn <edelsohn@gnu.org>
3248 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
3249 (reg_or_none500mem_operand): New predicate.
3250 (zero_reg_mem_operand): New predicate.
3251 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
3252 to reg_or_none500mem_operand.
3253 (extendsfdf2_fpr): Add MEM alternative.
3254 (extenddftf2_internal): Change operand2 predicate to
3255 zero_reg_mem_operand.
3257 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3259 * ggc-zone.c: Rewritten.
3261 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
3262 if there are none.
3263 * configure.ac: Define GGC_ZONE for --with-gc=zone.
3264 * config.in: Regenerated.
3265 * configure: Regenerated.
3266 * gengtype.c (write_types_process_field, write_func_for_structure):
3267 Pass new argument to gt_pch_note_object.
3268 * ggc-common.c (struct ptr_data): Add TYPE.
3269 (gt_pch_note_object): Take TYPE argument and save it.
3270 (call_count): Update call to ggc_pch_count_object.
3271 (call_alloc): Update call to ggc_pch_alloc_object.
3272 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
3273 file.
3274 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
3275 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
3276 (ggc_alloc_zone_stat): Delete.
3277 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
3278 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
3279 (ggc_pch_alloc_object): Update prototypes.
3280 (garbage_zone): Delete.
3281 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
3282 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
3283 pointers.
3284 (tree_id_zone): New variable.
3285 (ggc_alloc_cleared_zone): Remove unused.
3286 (ggc_alloc_zone): Define.
3287 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
3288 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
3289 ggc_alloc_zone_stat.
3290 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
3291 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
3292 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
3293 (make_node_stat): Likewise. Use tree_id_zone.
3295 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3296 Joseph S. Myers <joseph@codesourcery.com>
3298 * configure.ac: Check for MIPS TLS.
3299 * configure: Regenerated.
3300 * config/mips/mips-protos.h (enum mips_symbol_type): Add
3301 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
3302 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
3303 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
3304 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
3305 (mips_classify_symbol, mips_symbolic_constant_p)
3306 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
3307 (mips_tls_operand_p, mips_call_tls_get_addr)
3308 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
3309 (mips_tls_symbol_ref_1): New functions.
3310 (mips_legitimize_address, mips_legitimize_const_move): Call
3311 mips_legitimize_tls_address.
3312 (override_options): Handle V1_REG and TLS symbols. Disable TLS
3313 for MIPS16.
3314 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
3315 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
3316 (mips_char_to_class): Document V1_REG.
3317 (HAVE_AS_TLS): Provide default.
3318 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
3319 constants.
3320 (load_got<mode>): Renamed from *load_got<mode>. Allow when
3321 !TARGET_ABICALLS.
3322 (tls_get_tp_<mode>): New instruction.
3324 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3326 * configure.ac: Update checks for target tools.
3327 * configure: Regenerated.
3329 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
3331 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
3333 2005-03-13 Roger Sayle <roger@eyesopen.com>
3335 * expmed.c (expand_mult): Use synthetic multiplication sequences for
3336 more classes of DImode multiplication by constant. Allow both
3337 multiplication by small negative constants (by performing a
3338 multiplication by a positive constant and negating the result) and
3339 multiplications by large powers of two, by using a left shift.
3341 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3343 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3344 of basic blocks into work_stack.
3346 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3347 config/mips/vr.h: Update copyright.
3349 * c-decl.c (c_init_decl_processing): Remove useless calls to
3350 build_function_type.
3352 * builtins.c (fold_trunc_transparent_mathfn,
3353 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3354 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3355 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3356 fold_builtin_strcpy, fold_builtin_strncpy,
3357 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3358 TREE_TYPE (exp).
3360 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3361 before_call.
3363 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3364 variable determinant.
3366 * tree-cfg.c (group_case_labels): Remove local variable type.
3368 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3369 variable ann.
3371 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3372 result.
3374 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3376 PR target/18251
3377 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3378 (*movmemqi_insn): Delete.
3379 (*movmemhi): Delete.
3381 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3383 * builtins.c (fold_builtin_classify): Take decomposed
3384 arguments of CALL_EXPR.
3385 (fold_builtin_1): Update a call to fold_builtin_classify.
3387 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3389 PR c/20402
3390 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3391 through into call to parser_xref_tag after parse error.
3392 (c_parser_struct_declaration): Consistently return NULL_TREE on
3393 error.
3395 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3397 * tree-flow-inline.h (ref_contains_array_ref): New function.
3398 (lookup_subvars_for_var): Ditto.
3399 (get_subvars_for_var): Ditto.
3400 (var_can_have_subvars): Ditto.
3402 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3403 (struct subvar): New type.
3405 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3407 * tree-optimize.c (init_tree_optimization_passes): Call
3408 pass_create_structure_vars.
3410 * tree-ssa-alias.c: Include vec.h.
3411 (init_alias_info): Don't auto-clear call clobbered on struct-field
3412 tags.
3413 (compute_flow_insensitive_aliasing): Handle subvars.
3414 (group_aliases): Handle STRUCT_FIELD aliases.
3415 (setup_pointers_and_addressables): Ditto.
3416 Don't mark variables non-addressable if they still have
3417 addressable subvars.
3418 Also mark subvars addressable when the real variable is marked
3419 addressable.
3420 (add_pointed_to_var): Try to prune the pointed-to set by only
3421 pointing to subvars when possible.
3422 Otherwise, make sure we set addresses_needed and pt_vars to
3423 properly include subvars.
3424 (bitpos_of_field): New function.
3425 (push_fields_onto_fieldstack): Ditto.
3426 (get_or_create_used_part_for): Ditto.
3427 (create_overlap_variables_for): Ditto.
3428 (find_used_portions): Ditto.
3429 (create_structure_vars): Ditto.
3430 (pass_create_structure_vars): New structure.
3432 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3433 (get_expr_operands): Handle subvars. Also try to turn
3434 COMPONENT_REF accesses into must-defs now that we can accurately
3435 portray it.
3436 (note_addressable): Try to only mark as addressable those subvars
3437 we know a COMPONENT_REF touches.
3438 (overlap_subvar): New function.
3440 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3441 Handle subvar storing.
3442 (vect_address_analysis): Update caller of vect_object_analysis.
3444 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3446 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3447 (STMT_VINFO_SUBVARS): New macro.
3449 * common.opts: add flag_tree_salias.
3451 * opts.c (decode_options): flag_tree_salias defaults to on.
3453 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3455 * doc/tree-ssa.texi: Document structural alias analysis.
3457 2005-03-12 Steven Bosscher <stevenb@suse.de>
3459 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3460 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3461 * tree-ssa-operands.c (get_expr_operands): Likewise.
3462 (get_expr_operands): Likewise for ERROR_MARK.
3464 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3466 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3467 var.
3469 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3470 removed_phis.
3472 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3473 (mark_operand_necessary): Remove local variable ver.
3475 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3476 variable prefix_len.
3478 * value-prof.c (mod_subtract_transform): Remove local variable
3479 value.
3481 * builtins.c (fold_builtin_exponent): Take decomposed
3482 arguments of CALL_EXPR.
3483 (fold_builtin_1): Update a call to fold_builtin_exponent.
3485 * builtins.c (fold_builtin_logarithm): Take decomposed
3486 arguments of CALL_EXPR.
3487 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3489 * c-decl.c (c_init_decl_processing): Remove local variables
3490 ptr_ftype_void and ptr_ftype_ptr.
3492 * gimplify.c (gimplify_expr): Remove local variables r0 and
3493 r1.
3495 * reg-stack.c (move_for_stack_reg): Remove local variable
3496 push_insn.
3497 (compare_for_stack_reg): Remove local variable flags_user.
3498 (convert_regs_1): Remove local variable deleted.
3500 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3501 variable new_cond.
3502 (combine_blocks): Remove local variables exits and new_e.
3504 * tree-inline.c (expand_call_inline): Remove local variable
3505 decl.
3507 * tree-ssa-live.c (create_ssa_var_map,
3508 calculate_live_on_entry): Remove local variable snn.
3510 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3512 * c-lex.c (c_lex_with_flags): Add parameter to call to
3513 cpp_spell_token.
3515 2005-03-11 Per Bothner <per@bothner.com>
3517 * c-tree.h (struct c_declarator): New id_loc field.
3518 * c-pragma.h (c_lex_with_flags): Take position reference.
3519 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3520 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3521 (c_lex): Pass dummy location to c_lex_with_flags.
3522 * c-parser.c (c_lex_one_token): Set c_token's location using
3523 c_lex_with_flags, instead of input_location, which might be "ahead".
3524 (c_parser_direct_declarator): Set declarator's id_loc from
3525 c_token's id_loc.
3526 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3527 declarator's id_loc, rather than probably-imprecise input_location.
3528 (build_id_declarator): Initialize c_declarator's id_loc field.
3530 2005-03-11 Roger Sayle <roger@eyesopen.com>
3532 PR middle-end/20419
3533 * builtins.c (expand_builtin_signbit): Force the signbit's word
3534 into an integer register to avoid SUBREGs of floating point modes.
3536 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3538 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3539 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3540 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3541 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3543 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3545 PR rtl-optimization/20306
3546 * expr.c (emit_move_complex): Set try_int false if mode is
3547 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3548 emit_block_move if try_int is true.
3550 2005-03-11 Richard Henderson <rth@redhat.com>
3552 PR target/20415
3553 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3554 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3555 to match.
3557 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3559 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3560 (TARGET_FIX_VR4130): New macro.
3561 (TARGET_OPTIONS): Add -mfix-vr4130.
3562 (ISA_HAS_MACCHI): New macro.
3563 (ASM_SPEC): Add -mfix-vr4130.
3564 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3565 (override_options): Handle mips_fix_vr4130_string.
3566 (mips_avoid_hazards): Clear all_noreorder_p
3567 if we're working around VR4130 errata and the macc alternatives
3568 are not available.
3569 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3570 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3571 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3572 (MULTILIB_DEFAULTS): Remove leading "march=".
3573 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3574 if no architecture option is given.
3575 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3576 VR4130 multilibs.
3577 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3578 * doc/invoke.texi: Document -mfix-vr4130.
3580 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3582 * config/mips/mips.c (override_options): Only warn about -mint64
3583 deprecation if TARGET_INT64.
3585 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3588 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3589 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3590 are non-specific regarding the nonnull parameter positions.
3591 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3592 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3593 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3594 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3596 * builtins.def: Use the non-specific "nonnull" attibute lists.
3598 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3600 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3601 single_pred_edge, single_succ, single_pred): Improve comments.
3603 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3605 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3606 single_pred_edge, single_succ, single_pred): New inline functions.
3607 * bb-reorder.c (rotate_loop, find_traces_1_round,
3608 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3609 duplicate_computed_gotos): Use the single_succ/pred functions.
3610 * cfganal.c (forwarder_block_p): Ditto.
3611 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3612 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3613 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3614 merge_seq_blocks): Ditto.
3615 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3616 * cfglayout.c (fixup_reorder_chain): Ditto.
3617 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3618 canonicalize_loop_headers, verify_loop_structure): Ditto.
3619 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3620 mfb_update_loops, create_preheader, force_single_succ_latches,
3621 create_loop_notes): Ditto.
3622 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3623 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3624 commit_one_edge_insertion, purge_dead_edges,
3625 cfg_layout_can_merge_blocks_p): Ditto.
3626 * except.c (sjlj_emit_function_enter): Ditto.
3627 * flow.c (init_propagate_block_info): Ditto.
3628 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3629 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3630 insert_insn_end_bb): Ditto.
3631 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3632 find_if_case_2): Ditto.
3633 * lambda-code.c (perfect_nestify): Ditto.
3634 * lcm.c (optimize_mode_switching): Ditto.
3635 * loop-doloop.c (doloop_modify): Ditto.
3636 * loop-init.c (loop_optimizer_init): Ditto.
3637 * loop-iv.c (simplify_using_initial_values): Ditto.
3638 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3639 * loop-unswitch.c (unswitch_loop): Ditto.
3640 * modulo-sched.c (generate_prolog_epilog): Ditto.
3641 * predict.c (combine_predictions_for_insn, estimate_probability,
3642 tree_estimate_probability, last_basic_block_p,
3643 estimate_bb_frequencies): Ditto.
3644 * profile.c (branch_prob): Ditto.
3645 * regrename.c (copyprop_hardreg_forward): Ditto.
3646 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3647 * tracer.c (layout_superblocks): Ditto.
3648 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3649 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3650 cleanup_control_expr_graph, disband_implicit_edges,
3651 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3652 tree_verify_flow_info, tree_make_forwarder_block,
3653 tree_forwarder_block_p, remove_forwarder_block,
3654 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3655 * tree-if-conv.c (tree_if_conversion): Ditto.
3656 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3657 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3658 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3659 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3660 copy_loop_headers): Ditto.
3661 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3662 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3663 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3664 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3665 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3666 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3667 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3668 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3669 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3670 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3671 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3672 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3673 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3674 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3675 slpeel_add_loop_guard): Ditto.
3677 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3679 PR tree-optimization/15784
3680 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3681 and -1 - A to ~A.
3683 * stmt.c (expand_case): Don't change index_type. Convert minval
3684 to the proper type.
3686 PR tree-optimization/20130
3687 * fold-const.c (fold): Fold x * -1 into -x.
3689 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3691 PR rtl-optimization/20331
3692 * rtlanal.c (modified_between_p): Check its address first for MEM.
3693 (modified_in_p): Likewise.
3695 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3697 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3699 2005-03-10 Steven Bosscher <stevenb@suse.de>
3701 * expr.c (expand_expr_real_1): If possible, use a conditional
3702 move for expanding MIN_EXPR and MAX_EXPR.
3703 Use temp for moving around rtx-en.
3705 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3707 PR rtl-opt/20412
3708 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3709 correct mode.
3711 2005-03-10 Roger Sayle <roger@eyesopen.com>
3713 * builtins.c (expand_builtin_signbit): Extend to handle floating
3714 point modes wider than the largest integer type, using the
3715 operand_subword_force function to obtain the signbit's word.
3717 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3719 PR target/20322
3720 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3721 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3723 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3725 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3727 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3729 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3730 type void.
3731 (perform_edge_inserts): Unconditionally call
3732 free_dominator_info.
3734 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3736 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3738 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3740 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3742 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3744 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3745 gcc_unreachable.
3746 (rtl_register_value_prof_hooks,
3747 tree_value_profile_transformations,
3748 tree_register_value_prof_hooks): Likewise.
3749 * var-tracking.c (stack_adjust_offset_pre_post,
3750 variable_htab_free, variable_union, dataflow_set_different_2,
3751 count_uses, variable_was_changed, set_frame_base_location,
3752 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3753 vt_add_function_parameters): Likewise.
3754 * varasm.c (named_section_real, named_section, make_decl_rtl,
3755 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3756 const_hash_1, compare_constant, copy_constant, force_const_mem,
3757 output_constant_pool_2, output_constant_pool_1, output_constant,
3758 output_constructor, make_decl_one_only, decl_tls_model,
3759 default_no_named_section, default_elf_select_section_1,
3760 default_unique_section_1): Likewise.
3761 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3762 * vmsdbgout.c (addr_const_to_string): Likewise.
3764 PR c++/20375
3765 * function.c (struct assign_parm_data_one): Remove last_named
3766 field.
3767 (assign_parm_find_data_types): Don't determine last_named.
3768 Reorder named_parm determination.
3769 (assign_parms): Only setup varargs on the last non-varadic
3770 parameter.
3772 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3774 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3775 sda base address on medium model.
3777 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3779 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3780 * cfgloop.c (flow_loop_nodes_find): Export.
3781 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3782 Declare.
3783 * cfgloopmanip.c (fix_loop_structure): New function.
3784 * predict.c (predict_loops): Clean up the loops information.
3785 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3786 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3787 loop structure.
3788 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3789 (rewrite_into_loop_closed_ssa): Declaration changed.
3790 * tree-loop-linear.c (linear_transform_loops): Add argument to
3791 rewrite_into_loop_closed_ssa call.
3792 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3793 * tree-ssa-loop-im.c (move_computations): Ditto.
3794 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3795 * tree-vectorizer.c (vectorize_loops): Ditto.
3796 * tree-optimize.c: Include cfgloop.h.
3797 (execute_todo): Choose whether to call cleanup_tree_cfg or
3798 cleanup_tree_cfg_loop.
3799 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3800 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3801 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3802 cleanup_tree_cfg_loop call.
3803 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3804 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3805 work on part of cfg.
3807 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3809 PR inline-asm/20314
3810 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3811 with multiple alternatives.
3813 * stmt.c (parse_output_constraint): Fix a typo.
3815 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3817 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3818 assembly directive instead of deprecated "no-generics".
3820 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3822 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3823 for non-offsettable memory references to cope with outstanding reload
3824 replacements.
3825 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3826 avoid losing outstanding address reloads.
3827 ("reload_outdi", "reload_outdf"): Likewise.
3829 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3831 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3832 code. Add more cbrt transformations.
3834 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3836 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3838 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3840 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3841 NULL_TREE when a given tree is not simplified.
3842 (fold): Return the original tree when any of the functions
3843 mentioned above NULL_TREE.
3845 * fold-const.c (fold_unary, fold_binary): Take decomposed
3846 arguments, code, type, op0, and op1 in case of fold_binary.
3847 (fold): Update calls to fold_unary and fold_binary.
3849 2005-03-09 Roger Sayle <roger@eyesopen.com>
3851 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3852 a fndecl and an arglist instead of a CALL_EXPR, exp.
3854 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3856 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3858 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3860 * expr.c (expand_assignment): Remove orig_to_rtx.
3862 * fold-const.c (int_const_binop): Remove no_overflow.
3864 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3866 * loop-iv.c (get_biv_step_1): Remove lhs.
3868 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3870 * real.c (real_nan): Remove neg.
3872 * function.c (thread_prologue_and_epilogue_insns): Remove i
3873 and newinsn.
3875 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3876 tb.
3878 * tree-eh.c (tree_could_trap_p): Remove idx.
3880 * tree-into-ssa.c (ann): Remove ann.
3882 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3884 * tree-sra.c (decide_block_copy): Remove inst_count.
3886 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3888 * tree-ssa-loop-im.c (lhs): Remove.
3890 * cfgbuild.c (state, STATE, SET_STATE,
3891 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3892 make_edges.
3893 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3894 (find_basic_blocks): Set the state of each basic block to
3895 BLOCK_NEW.
3897 2005-03-08 Jeff Law <law@redhat.com>
3899 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3900 goto results in the removal of edges in the CFG, then we need
3901 to recompute dominators.
3903 2005-03-09 Ben Elliston <bje@au.ibm.com>
3905 * c-common.c (c_do_switch_warnings): Comment fix.
3907 2005-03-08 Julian Brown <julian@codesourcery.com>
3909 * Patch from 2005-03-08 reverted for causing regressions and
3910 ppc-darwin bootstrap failure.
3912 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3914 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3915 Define the real function for ppc-darwin.
3916 * c-typeck.c (convert_arguments): Check for target-specific
3917 invalid argument call to unprototyped function.
3918 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3919 New Macro.
3920 * target.h (invalid_arg_for_unprototyped_fn): New field
3921 in struct calls.
3922 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3923 default target hook.
3924 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3925 Declare.
3927 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3929 * c-typeck.c (constructor_stack, constructor_range_stack,
3930 initializer_stack): Make them static.
3932 * cfg.c (rbi_pool): Make it static.
3934 * gimple-low.c (lower_stmt_body): Make it static.
3935 * tree-flow.h: Remove the corresponding prototype. Don't
3936 declare lower_data.
3938 * sched-deps.c (cache_size): Make it static.
3940 * stor-layout.c (lang_adjust_rli): Make it static.
3942 2005-03-08 Julian Brown <julian@codesourcery.com>
3944 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3945 from being used for symbols with vague linkage when
3946 HAVE_GAS_COMDAT_GROUP is true.
3948 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3950 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3951 nlabel == JUMP_LABEL (jump).
3953 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3955 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3956 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3957 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3958 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3960 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3962 PR c/14411
3963 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3964 * c-common.c (handle_returns_twice): New function.
3965 (c_common_attribute_table): Declare eturns_twice' attribute.
3966 * doc/extend.texi: Document eturns_twice' attribute.
3967 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3968 (struct tree_decl): Add returns_twice_flag.
3970 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3972 * tree-ssa-phiopt.c: Fix a comment typo.
3974 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3975 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3976 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3977 copyright.
3979 2005-03-08 Richard Henderson <rth@redhat.com>
3981 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3982 builtin codes with ctzdi2, clzdi2, popcountdi2.
3983 (struct alpha_builtin_def): Add is_const.
3984 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3985 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3986 (alpha_init_builtins): Init them. Set nothrow and const attributes
3987 on builtins.
3988 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3989 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3990 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3991 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3992 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3993 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3994 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3995 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3996 (TARGET_FOLD_BUILTIN): New.
3997 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3998 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3999 (ffsdi2): Use ctz.
4000 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
4002 2005-03-08 Ira Rosen <irar@il.ibm.com>
4004 PR tree-optimization/20122
4005 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
4006 condition of access function instead of base.
4008 2005-03-07 Jeff Law <law@redhat.com>
4009 Steven Bosscher <stevenb@suse.de>
4011 * tree-cfg.c (find_taken_edge_computed_goto): New function.
4012 (find_taken_edge): Call find_taken_edge_computed_goto as
4013 appropriate. Allow any gimple invariant rather than just
4014 INTEGER_CST for VAL.
4015 (cleanup_control_flow): Cleanup a computed goto which has turned
4016 into a simple goto.
4017 (tree_merge_blocks): If block B has any forced labels, move
4018 them to the start of block A.
4019 * tree-ssa-dom.c (thread_across_edge): Allow threading across
4020 computed gotos as well.
4021 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
4022 removal of unnecessary computed gotos too.
4023 (lookup_redirection_data): Fix type of INSERT argument. Callers
4024 updated.
4026 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
4028 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
4029 Remove trailing spaces.
4031 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
4032 unshare_all_trees): Make them static.
4033 * tree-gimple.h: Remove the corresponding prototypes.
4035 * diagnostic.h: Remove unused prototype
4036 debug_output_buffer.
4037 * modulo-sched.c: Remove unused prototype
4038 set_row_column_for_ps.
4040 * tree-ssa-phiopt.c (tree_ssa_phiopt,
4041 replace_phi_edge_with_variable): Remove unused variable i.
4043 2005-03-07 Per Bothner <per@bothner.com>
4045 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
4047 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
4049 PR tree-opt/17671
4050 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
4051 bbs on the COND_EXPR instead of the PHI_NODEs.
4052 (candidate_bb_for_phi_optimization): Remove.
4053 (replace_phi_with_stmt): Rename to ...
4054 (replace_phi_edge_with_variable): this and change so that we
4055 replace the phi argument instead of removing the PHI.
4056 (conditional_replacement): Change so we deal with PHI with more
4057 than two arguments.
4058 (value_replacement): Likewise.
4059 (abs_replacement): Likewise.
4061 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
4063 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
4064 output_e500_flip_gt_bit.
4066 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
4067 as bit 31.
4068 (rs6000_generate_compare): Fix logic to look at the correct bits.
4069 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
4070 Look at GT bit.
4071 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
4072 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
4073 gen_move_from_CR_gt_bit.
4075 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
4076 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
4077 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
4079 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
4080 (E500_CR_IOR_COMPARE): New constant.
4082 2005-03-08 Earl Chew <earl_chew@agilent.com>
4083 David Billinghurst <David.Billinghurst@riotinto.com>
4085 * config/i386/host-cygwin.c: New file to support precompiled
4086 headers on cygwin
4087 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
4088 * config.host: Use above files for cygwin host.
4090 2005-03-07 David Edelsohn <edelsohn@gnu.org>
4092 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
4093 ordering ops from earlier change.
4095 2005-03-07 Per Bothner <per@bothner.com>
4097 Various fixes to allow us to again build if --enable-mapped-location:
4098 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
4099 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
4100 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
4101 local variable loc. Change logic appropriately.
4102 * tree-vect-transform.c (vect_finish_stmt_generation): Use
4103 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
4104 * c-parser.c (c_parser_for_statement): Initialize loc variable.
4105 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
4106 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
4108 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
4110 PR rtl-optimization/19683
4111 * reload1.c (choose_reload_regs): Pass the number of bits, not the
4112 number of bytes, to smallest_int_for_mode. Fix arguments to
4113 REG_CANNOT_CHANGE_MODE_P.
4115 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4117 * reorg.c (relax_delay_slots): Check that the jump is
4118 conditional before trying to invert it.
4120 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4122 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
4123 Make them static.
4125 * calls (stack_arg_under_construction): Make it static.
4127 * flow.c (regs_live_at_setjmp): Make it static.
4128 * flow.h: Remove the corresponding prototype.
4130 * reload1.c (reload_startobj, reload_firstobj,
4131 something_needs_operands_changed, reload_inherited,
4132 reload_inheritance_insn, reload_override_in,
4133 reload_spill_index): Make them static.
4135 * recog.c (verify_changes): Make it static.
4136 * recog.h: Remove the corresponding prototype.
4138 * cfgbuild.c (find_sub_basic_blocks): Remove.
4139 * basic-block.h: Remove the corresponding prototype.
4140 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
4141 in comments.
4142 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
4144 * tree-ssa-operands.c (check_build_stmt): Remove.
4146 * stor-layout.c (set_alignment): Remove.
4147 * tree.h: Remove the corresponding prototype.
4149 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
4151 * tree-ssa-dce.c (control_dependence_map,
4152 visited_control_parents): Make them static.
4154 * cfghooks.c (verify_flow_info): Remove local variable
4155 num_bb_notes.
4157 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
4158 last_bb_seen.
4160 * loop-unswitch.c (unswitch_loop): Remove local variable src.
4162 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
4164 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
4166 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
4168 * config/ia64/hpux.h (LINK_SPEC): Add -z.
4169 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
4170 PARALLEL for an empty structure.
4172 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
4174 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
4176 * fold-const.c (fold_binary): Unroll the very first "for"
4177 loop.
4179 2005-03-06 David Edelsohn <edelsohn@gnu.org>
4181 * config/rs6000/predicates.md (branch_comparison_operator): Remove
4182 redundant match_code test.
4183 (scc_comparison_operator): Swap match_operand and match_code
4184 tests.
4185 (branch_positive_comparison_operator): Same.
4186 (trap_comparison_operator): Use comparison_operator and swap with
4187 match_code test.
4189 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
4191 PR target/20288
4192 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
4193 (out_movhi_r_mr): Read low byte of volatile MEM first.
4194 (out_movhi_mr_r): Write high byte of volatile MEM first.
4196 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4198 * cselib.c (reg_values, reg_values_size): Make them static.
4200 * cse.c (cse_reg_info_table): Make it static.
4202 * fold-const.c (fold_unary): Use build1 instead of copy_node.
4204 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
4206 * cse.c (find_best_addr): Use canon_for_address.
4208 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4210 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
4211 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
4212 SUBREG and MEM, respectively.
4214 * fold-const.c (fold_binary): Use code instead of t.
4216 * fold-const.c (optimize_minmax_comparison): Take decomposed
4217 arguments code, type, op0, and op1 instead of t.
4218 (fold_binary): Update a call to optimize_minmax_comparison.
4220 * fold-const.c (fold_range_test): Take decomposed arguments
4221 code, type, op0, and op1 instead of t.
4222 (fold_binary): Update a call to fold_range_test.
4224 * fold-const.c (fold_binary_op_with_conditional_arg): Take
4225 decomposed arguments code, type, op0, and op1 instead of t.
4226 (fold_binary): Update a call to fold_range_test.
4228 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
4230 * fold-const.c (fold_binary): Avoid directly using the original
4231 expression t as much as possible.
4233 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4235 * c-semantics.c (build_stmt): Use TYPE_P instead of
4236 IS_NON_TYPE_CODE_CLASS.
4237 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
4238 (NON_TYPE_CHECK): Use TYPE_P instead of
4239 IS_NON_TYPE_CODE_CLASS.
4241 * fold-const.c (fold): Remove handling of binary expressions.
4243 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
4245 * doc/c-tree.texi: Wrap comments in @r{}.
4246 * doc/cpp.texi: Likewise.
4247 * doc/cppinternals.texi: Likewise.
4248 * doc/extend.texi: Likewise.
4249 * doc/md.texi: Likewise.
4250 * doc/objc.texi: Likewise.
4251 * doc/sourcebuild.texi: Likewise.
4252 * doc/tm.texi: Likewise.
4253 * doc/tree-ssa.texi
4255 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
4257 * predict.c (apply_return_prediction): Standardize PHI chain
4258 walking.
4259 * tree-ssa.c (ssa_redirect_edge): Likewise.
4261 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
4262 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
4263 Update copyright.
4265 * tree-phinodes.c (remove_phi_node): Drop the last argument.
4266 * tree-flow.h: Adjust the prototype for remove_phi_node.
4267 * lambda-code.c (perfect_nestify): Adjust a call to
4268 remove_phi_node.
4269 * tree-cfg.c
4270 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
4271 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
4272 Likewise.
4273 * tree-ssa-dce.c (remove_dead_phis): Likewise.
4274 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4275 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4276 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
4278 * combine.c (simplify_and_const_int): Use gen_int_mode instead
4279 of GEN_INT (trunc_int_for_mode (...)).
4280 * loop-iv.c (iv_number_of_iterations): Likewise.
4281 * postreload.c (reload_cse_move2add): Likewise.
4282 * simplify-rtx.c (simplify_const_unary_operation,
4283 simplify_const_binary_operation): Likewise.
4284 * stor-layout.c (get_mode_bounds): Likewise.
4286 * fold-const.c (fold_binary): New.
4287 (fold): Call fold_binary on binary expressions.
4289 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
4291 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
4292 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
4293 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
4294 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
4295 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
4297 2005-03-04 Devang Patel <dpatel@apple.com>
4299 PR tree-optimization/18815
4300 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4301 loops with zero exit edges.
4303 2005-03-04 Devang Patel <dpatel@apple.com>
4305 * doc/invoke.texi: Remove reference to webpage that does not exist.
4307 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
4308 Joseph S. Myers <joseph@codesourcery.com>
4310 PR c++/19797
4311 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
4312 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
4313 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
4314 * pa.c (get_plabel): Change argument to symbol_ref. Call
4315 maybe_get_identifier instead of get_identifier.
4316 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
4317 (struct deferred_plabel): Replace name field with symbol field.
4318 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
4319 ASM_OUTPUT_EXTERNAL_REAL is defined.
4320 (output_global_address): Use output_addr_const for output of all
4321 symbol_refs.
4322 (output_deferred_plabels): Use symbol_ref instead of name for address
4323 output.
4324 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
4325 ASM_OUTPUT_SYMBOL_REF): New macros.
4326 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
4327 comment.
4328 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
4329 label.
4331 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
4333 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
4334 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
4336 2005-03-04 Jeff Law <law@redhat.com>
4338 * basic-block.h (rediscover_loops_after_threading): Declare.
4339 * tree-ssa-dom.c: Include cfgloop.h.
4340 (tree_ssa_dominator_optimize): Discover loops and some basic
4341 properties. Remove forwarder blocks recreated by loop header
4342 canonicalization. Also mark backedges in the CFG.
4343 * tree-ssa-threadupdate.c: Include cfgloop.h
4344 (rediscover_loops_after_threading): Define.
4345 (struct local_info): New field, JUMP_THREADED.
4346 (prune_undesirable_thread_requests): New function.
4347 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4348 then record that fact for the callers of redirct_edges.
4349 (thread_block): If BB has incoming backedges, then call
4350 prune_undesirable_thraed_requests. Note when we are
4351 going to have to rediscover loop information. Return a
4352 boolean indicating if any jumps were threaded.
4353 (thread_through_all_blocks): Bubble up boolean indicating
4354 if any jumps were threaded.
4355 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4356 (tree-ssa-threadupdate.o): Similarly.
4358 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4360 * fold-const.c (fold_ternary): Unroll the "for" loop to
4361 extract operands.
4363 2005-03-04 Andrew Haley <aph@redhat.com>
4365 * unwind-dw2-fde-glibc.c (struct
4366 unw_eh_callback_data.check_cache): New field.
4367 (frame_hdr_cache): New.
4368 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4369 Cache frame header info.
4371 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4373 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4374 (print_c_condition): Declare.
4375 * read-rtl.c (ptr_loc): New structure.
4376 (ptr_locs, ptr_loc_obstack, joined_conditions)
4377 (joined_conditions_obstack): New variables.
4378 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4379 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4380 (join_c_conditions, print_c_condition): New functions.
4381 (apply_macro_to_string): Associate the new string with the same
4382 source location as the old one.
4383 (add_condition_to_string): Use join_c_conditions.
4384 (read_string): Use set_rtx_ptr_loc to record a filename and line
4385 number for the string.
4386 (read_rtx): Initialize the new variables above.
4387 * genattrtab.c (write_test_expr, write_attr_value): Use
4388 print_c_condition.
4389 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4390 comment above the GCC_VERSION check.
4391 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4392 Inline the definition of MAYBE_EVAL.
4393 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4394 * genoutput.c (process_template): Likewise.
4395 * genpreds.c (write_predicate_subfunction): Likewise.
4396 (write_predicate_expr): Use print_c_condition.
4397 * genrecog.c (write_cond): Likewise.
4398 * gensupport.c (process_rtx): Use join_c_conditions to join the
4399 conditions of a define_insn_and_split. Record a source location
4400 for the string after the "&&".
4401 (alter_test_for_insn): Use join_c_conditions.
4403 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4405 Revert for now:
4406 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4407 PR tree-optimization/15784
4408 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4409 and -1 - A to ~A.
4411 2005-03-04 Ben Elliston <bje@au.ibm.com>
4413 * gcc.c (option_map): Add --coverage.
4414 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4415 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4416 * config/darwin.h: Pass -lgcov for `coverage'.
4417 * doc/invoke.texi (Debugging Options): Document --coverage.
4419 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4421 * gcse.c (bypass_block): Use find_edge wherever possible.
4423 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4425 Fix PR debug/20253
4427 * c-opts.c (c_common_parse_file): Call start_source_file
4428 and end_source_file at the approriate times.
4430 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4431 the main file, it will be done for us now.
4433 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4435 * fold-const.c (fold_ternary): New.
4436 (fold): Call fold_ternary on ternary expressions. Remove
4437 handling of ternary expressions.
4439 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4441 PR tree-optimization/15784
4442 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4443 and -1 - A to ~A.
4445 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4447 * config/rs6000/predicates.md (branch_comparison_operator):
4448 Convert from C block to conditional format.
4450 2005-03-03 Jan Hubicka <jh@suse.cz>
4452 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4453 and non-constant public variables.
4455 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4457 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4458 with LABEL_EXPR.
4460 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4461 EDGE_I.
4463 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4464 calls to release_ssa_name and release_phi_node.
4466 * fold-const.c (fold): Remove handling of unary expressions.
4468 * fold-const.c (fold_unary): Avoid directly using the original
4469 expression t as much as possible.
4471 2005-03-03 Roger Sayle <roger@eyesopen.com>
4472 Andrew Pinski <pinskia@physics.uc.edu>
4474 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4475 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4477 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4479 Describe special registers SRP and MOF as allocatable registers.
4480 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4481 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4482 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4483 TARGET_HAS_MUL_INSNS.
4484 (cris_print_operand) <case 'd'>: New case.
4485 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4486 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4487 define.
4488 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4489 (REG_ALLOC_ORDER): Update for MOF.
4490 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4491 SPECIAL_REGS.
4492 (GENERAL_REGS): No longer a define of ALL_REGS.
4493 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4494 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4495 Adjust accordingly.
4496 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4497 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4498 (SECONDARY_RELOAD_CLASS): Define.
4499 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4500 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4501 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4502 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4503 (REGISTER_MOVE_COST): Define.
4504 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4505 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4506 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4507 (CRIS_MOF_REGNUM): New define_constants.
4508 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4509 special registers.
4510 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4511 New patterns.
4512 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4513 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4514 Adjust for MOF being properly described as a register.
4515 (indir_to_reg_split): Name this split. Conditionalize on the
4516 destination register being a general register.
4517 (movei): Conditionalize on on operands 0 and 1 having the same
4518 register class.
4520 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4522 PR target/20277
4523 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4524 -mcpu to override any other explicitly given flags.
4526 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4528 * recog.c (verify_changes, confirm_change_group): New functions,
4529 broken out of apply_change_group.
4530 (apply_change_group): Use them.
4531 * recog.h (verify_change, confirm_change_group): Declare.
4532 * rtl.h (redirect_jump_2): Declare.
4533 * jump.c (redirect_exp, invert_exp): Delete.
4534 (invert_exp_1): Take second parameter. Return value. Changed caller.
4535 (redirect_jump_2): New function, broken out of redirect_jump.
4536 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4537 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4538 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4540 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4542 * varasm.c (named_section): Use xstrdup rather than doing it by
4543 hand.
4545 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4547 2005-03-02 Devang Patel <dpatel@apple.com>
4549 Undo PR tree-optimization/18815 fix.
4551 2005-03-02 Devang Patel <dpatel@apple.com>
4553 PR tree-optimization/18815
4554 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4555 loops with zero exit edges.
4557 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4559 * cfg.c (connect_src, connect_dest, disconnect_src,
4560 disconnct_dest): New.
4561 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4562 redirect_edge_pred): Use the new functions.
4564 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4565 free_dominance_info only when needed.
4567 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4569 PR target/20276
4570 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4571 (reg_or_sub_cint64_operand): Same.
4573 2005-03-02 Jeff Law <law@redhat.com>
4575 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4576 CFG_ALTERED in the main DOM iteration loop.
4578 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4580 PR c++/19916
4581 * varasm.c (initializer_constant_valid_p): Allow conversions
4582 between OFFSET_TYPEs. Tidy.
4584 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4586 * config/cris/cris.md ("return"): Remove epilogue delay list
4587 sanity check.
4589 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4591 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4592 for Thumb.
4593 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4595 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4597 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4598 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4599 config/m68k/m68k.c, config/mips/mips.h,
4600 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4601 doc/include/gcc-common.texi: Update copyright.
4603 PR middle-end/18029 and PR middle-end/18030
4604 * expr.c (optimize_bitfield_assignment_op): Add a special case
4605 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4607 * fold-const.c (fold_unary): New.
4608 (fold): Call fold_unary on unary expressions.
4610 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4612 * cgraph.h (struct cgraph_edge): Add prev_caller and
4613 prev_callee fields.
4614 (cgraph_node_remove_callees): Export.
4615 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4616 and prev_callee.
4617 (cgraph_edge_remove_callee): New function.
4618 (cgraph_edge_remove_caller): Likewise.
4619 (cgraph_remove_edge): Use.
4620 (cgraph_redirect_edge_callee): Likewise.
4621 (cgraph_node_remove_callees): New function.
4622 (cgraph_node_remove_callers): Likewise.
4623 (cgraph_remove_node): Use.
4624 * tree-optimize.c (tree_rest_of_compilation): Use
4625 cgraph_node_remove_callees instead of manual loop.
4626 * cgraphunit.c (cgraph_finalize_function): Likewise.
4627 (cgraph_expand_function): Likewise.
4628 (cgraph_remove_unreachable_nodes): Likewise.
4630 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4632 PR c/8927
4633 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4634 argument.
4635 * c-decl.c (undeclared_variable): Take location as argument.
4636 * c-typeck.c (build_external_ref): Likewise.
4637 * c-parser.c (c_parser_postfix_expression): Pass location of
4638 identifier to build_external_ref.
4640 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4642 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4643 CCEQ mode for branch_positive_comparison_operator test.
4644 * config/rs6000/predicates (branch_comparison_operator): Revert to
4645 define_predicate.
4646 (scc_comparison_operator): Same.
4647 (branch_positive_comparison_operator): Same.
4649 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4651 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4652 (cris_delay_slots_for_epilogue): Remove.
4653 (save_last): Move into cris_target_asm_function_epilogue.
4654 (cris_target_asm_function_epilogue): Remove tests for file being
4655 NULL.
4656 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4657 (cris_delay_slots_for_epilogue): Remove prototypes.
4658 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4659 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4661 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4663 * config/rs6000/predicates.md (branch_comparison_operator): Change
4664 to define_special_predicate.
4665 (scc_comparison_operator): Same.
4666 (branch_positive_comparison_operator): Same.
4668 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4670 * Makefile.in (tree-ssa-sink.o): New.
4671 (OBJS-common): Add tree-ssa-sink.o.
4672 * common.opt: Add -ftree-sink
4673 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4674 * timevar.def (TV_TREE_SINK): new timevar.
4675 * tree-flow.h (is_hidden_global_store): Prototype.
4676 * tree-optimize.c (init_tree_optimization_passes): Add
4677 pass_sink_code.
4678 * tree-pass.h (pass_sink_code): New.
4679 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4680 for non-obvious global store store to is_hidden_global_store, and
4681 call that new function.
4682 * tree-ssa-sink.c: New file.
4683 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4684 * doc/passes.texi: Document forward store motion.
4685 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4686 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4687 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4688 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4690 2005-03-01 Per Bothner <per@bothner.com>
4692 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4693 and we have a non-zero column-number, add it to the message.
4694 Also factor out the diagnostic_kind_text.
4696 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4698 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4699 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4700 flow_loop_scan): Removed.
4701 (flow_loop_dump): Do not dump removed fields.
4702 (flow_loop_free): Do not free removed fields.
4703 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4704 (loop_exit_edge_p): New function.
4705 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4706 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4707 num_exits, exits_doms.
4708 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4709 LOOP_EDGES, LOOP_ALL): Removed.
4710 (flow_loop_scan): Declaration removed.
4711 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4712 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4713 flow_loops_find.
4714 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4715 (if_convert): Call flow_loops_find and flow_loops_free
4716 when calling mark_loop_exit_edges.
4717 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4718 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4719 free_dominance_info calls.
4720 * loop-init.c (flow_loops_find): Ditto.
4721 * passes.c (rest_of_handle_branch_prob): Ditto.
4722 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4723 * loop-unroll.c (analyze_insns_in_loop): Do not use
4724 EDGE_LOOP_EXIT.
4725 * predict.c (predict_loops): Do not call flow_loop_scan.
4726 Use get_loop_exit_edges.
4727 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4728 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4729 Do not use EDGE_LOOP_EXIT.
4730 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4731 to bb_with_exit_edge_p.
4732 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4733 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4734 to bb_with_exit_edge_p.
4735 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4736 EDGE_LOOP_EXIT.
4737 * tree-loop-linear.c (linear_transform_loops): Do not call
4738 flow_loop_scan. Use loop->single_exit.
4739 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4740 (vect_analyze_loop_form): Do not call flow_loop_scan.
4741 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4742 loop->single_exit.
4743 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4744 loop->single_exit.
4745 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4746 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4747 slpeel_tree_duplicate_loop_to_edge_cfg,
4748 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4749 Use loop_preheader_edge and loop->single_exit. Do not call
4750 flow_loop_scan.
4752 2005-03-01 Nick Clifton <nickc@redhat.com>
4754 * config/arm/arm.c (thumb_find_work_register): Check all of the
4755 argument registers to see if they are free, and a couple of
4756 special cases where the last argument register but can be proved
4757 to be available during the function's prologue.
4758 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4759 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4760 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4761 register bit-mask.
4762 (thumb_compute_save_reg_mask): Likewise. Also use
4763 thumb_find_work_register() to ensure that there is agreement about
4764 which work register is going to be used in the prologue.
4765 (thumb_output_function_prologue): Use unsigned long as the type
4766 for the register bit-mask. Also delay pushing the link register if
4767 other high registers are going to be pushed.
4768 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4769 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4770 redundant prototypes.
4772 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4774 PR target/19819
4775 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4776 and after reload in REG+REG indexed addresses without REG_POINTER
4777 set in the base and not set in the index.
4779 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4781 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4782 Don't undefine here.
4783 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4784 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4785 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4786 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4787 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4788 Delete.
4789 * config.gcc (sh*-*-linux*): Use config/linux.h.
4791 2005-02-28 Dale Johannesen <dalej@apple.com>
4792 Stan Shebs <shebs@apple.com>
4794 Rewrite of 64-bit Darwin structure-by-value pass/return.
4795 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4796 intoffset, use_stack, named.
4797 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4798 (rs6000_darwin64_record_arg_advance_flush): New.
4799 (rs6000_darwin64_record_arg_advance_recurse): New.
4800 (rs6000_darwin64_record_arg_flush): New.
4801 (rs6000_darwin64_record_arg_recurse): New.
4802 (rs6000_darwin64_record_arg): New.
4803 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4804 (function_arg_boundary): Handle 128-bit aligned structs.
4805 (function_arg_advance): Rewrite darwin64 struct handling.
4806 (function_arg): Call rs6000_darwin64_record_arg.
4807 (function_arg_partial_nregs): Handle darwin64 structs.
4808 (rs6000_darwin64_function_value): Remove.
4809 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4811 2005-02-28 Roger Sayle <roger@eyesopen.com>
4813 PR tree-optimization/20216
4814 * tree-chrec.c (tree_fold_factorial): Delete.
4815 (tree_fold_binomial): Change argument list to take a return type
4816 and change the type of K to unsigned int. Rewrite to avoid explicit
4817 evaluation of factorials, and (recursively) calling fold to perform
4818 compile-time arithmetic. Return NULL on (internal) overflow.
4819 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4820 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4821 if any intermediate calculation overflows.
4822 (chrec_apply): Update call to chrec_evaluate.
4824 2005-02-28 James E Wilson <wilson@specifixinc.com>
4826 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4828 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4830 PR c/20245
4831 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4832 instead of NULL_TREE on error.
4834 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4836 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4837 (EASY_VECTOR_15_ADD_SELF): Remove.
4838 (num_insns_constant_wide): Not static.
4839 (validate_condition_mode): Not static.
4840 (toc_relative_expr_p): Not static.
4841 (legitimate_indirect_address_p): Not static.
4842 (macho_lo_sum_memory_operand): Not static.
4843 (invalid_e500_subreg): Not static.
4844 (easy_vector_same): Not static.
4845 (easy_vector_splat_const): Not static.
4846 (RS6000_SYMBOL_REF_TLS_P): Remove.
4847 (any_operand): Delete.
4848 (any_parallel_operand): Delete.
4849 (count_register_operand): Delete.
4850 (altivec_register_operand): Delete.
4851 (xer_operand): Delete.
4852 (s8bit_cint_operand): Delete.
4853 (short_cint_operand): Delete.
4854 (u_short_cint_operand): Delete.
4855 (non_short_cint_operand): Delete.
4856 (exact_log2_cint_operand): Delete.
4857 (gpc_reg_operand): Delete.
4858 (cc_reg_operand): Delete.
4859 (cc_reg_not_cr0_operand): Delete.
4860 (reg_or_short_operand): Delete.
4861 (reg_or_neg_short_operand): Delete.
4862 (reg_or_aligned_short_operand): Delete.
4863 (reg_or_u_short_operand): Delete.
4864 (reg_or_cint_operand): Delete.
4865 (reg_or_arith_cint_operand): Delete.
4866 (reg_or_add_cint64_operand): Delete.
4867 (reg_or_sub_cint64_operand): Delete.
4868 (reg_or_logical_cint_operand): Delete.
4869 (got_operand): Delete.
4870 (got_no_const_operand): Delete.
4871 (easy_fp_constant): Delete.
4872 (easy_vector_constant): Delete.
4873 (easy_vector_constant_add_self): Delete.
4874 (zero_constant): Delete.
4875 (zero_fp_constant): Delete.
4876 (volatile_mem_operand): Delete.
4877 (offsettable_mem_operand): Delete.
4878 (mem_or_easy_const_operand): Delete.
4879 (add_operand): Delete.
4880 (non_add_cint_operand): Delete.
4881 (logical_operand): Delete.
4882 (non_logical_cint_operand): Delete.
4883 (mask_operand): Delete.
4884 (mask_operand_wrap): Delete.
4885 (mask64_operand): Delete.
4886 (mask64_2_operand): Delete.
4887 (and64_operand): Delete.
4888 (and64_2_operand): Delete.
4889 (and_operand): Delete.
4890 (reg_or_mem_operand): Delete.
4891 (lwa_operand): Delete.
4892 (symbol_ref_operand): Delete.
4893 (call_operand): Delete.
4894 (current_file_function_operand): Delete.
4895 (input_operand): Delete.
4896 (rs6000_nonimmediate_operand): Delete.
4897 (rs6000_tls_symbol_ref): Delete.
4898 (save_world_operation): Delete.
4899 (restore_world_operation): Delete.
4900 (load_multiple_operation): Delete.
4901 (store_multiple_operation): Delete.
4902 (vrsave_operation): Delete.
4903 (mfcr_operation): Delete.
4904 (mtcrf_operation): Delete.
4905 (lmw_operation): Delete.
4906 (stmw_operation): Delete.
4907 (branch_comparison_operator): Delete.
4908 (branch_positive_comparison_operator): Delete.
4909 (scc_comparison_operator): Delete.
4910 (trap_comparison_operator): Delete.
4911 (boolean_operator): Delete.
4912 (boolean_or_operator): Delete.
4913 (min_max_operator): Delete.
4914 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4915 (EASY_VECTOR_15): Moved to here.
4916 (EASY_VECTOR_15_ADD_SELF): Move to here.
4917 (PREDICATE_CODES): Delete.
4918 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4919 Declare functions no longer static.
4920 * config/rs6000/predicates.md: New.
4921 * config/rs6000/rs6000.md: Include predicates.md
4923 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4925 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4926 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4927 REG_ALWAYS_RETURN.
4928 * cfgrtl.c (need_fake_edge_p): Likewise.
4929 * combine.c (distribute_notes): Likewise.
4930 * emit-rtl.c (try_split): Likewise.
4931 * recog.c (peephole2_opimize): Likewise.
4932 * reg-notes.def (ALWAYS_RETURN): Remove.
4933 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4934 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4935 * tree.h (ECF_ALWAYS_RETURN): Remove.
4937 2005-02-28 Roger Sayle <roger@eyesopen.com>
4939 PR middle-end/19874
4940 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4941 between different machine modes is never a "useless" conversion.
4943 2005-02-28 Geert Bosch <bosch@gnat.com>
4945 PR ada/15977
4946 * doc/contrib.texi: List contributors for Ada front end
4948 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4950 * simplify-rtx.c (simplify_unary_operation_1,
4951 simplify_const_unary_operation): New, extracted from...
4952 (simplify_unary_operation): ... this one.
4953 (simplify_binary_operation_1,
4954 simplify_const_binary_operation): New, extracted from...
4955 (simplify_binary_operation): ... this one.
4956 * rtl.h (simplify_const_unary_operation,
4957 simplify_const_binary_operation): Add prototypes.
4959 2005-02-28 Julian Brown <julian@codesourcery.com>
4961 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4962 building libjava and caused PR regression/20228.
4964 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4966 PR bootstrap/17383
4967 * Makefile.in (host_subdir): New.
4968 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4969 * configure: Regenerate.
4971 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4973 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4974 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4975 installation directory first.
4977 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4979 PR target/19065.
4980 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4981 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4982 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4983 * config/cris/cris.md: Tweak comments referring to Q.
4984 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4985 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4986 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4987 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4988 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4989 Insert spaces in constraints to align alternatives vertically for
4990 readability.
4991 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4992 operand 1: "M".
4994 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4996 PR rtl-optimization/17728
4997 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4998 operand 0 from general_operand to move_dest_operand.
5000 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5002 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
5003 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
5004 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
5005 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
5007 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
5009 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
5010 * configure: Regenerate.
5011 * libada-mk.in: Remove CC; rename
5012 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
5014 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
5016 PR tree-opt/20188
5017 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
5018 for the lhs, also walk over the tree. Likewise for rhs.
5020 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
5022 * tree-ssa-dom.c (simple_iv_increment_p): New function.
5023 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
5024 Do not propagate value of iv before increment over the increment.
5026 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
5028 * c-parser.c: New file.
5029 * c-parse.in: Remove.
5030 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
5031 Remove.
5032 (c-parser.o): Add dependencies.
5033 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
5034 maintainer-clean, TAGS): Update.
5035 * c-config-lang.in (gtfiles): Update.
5036 * gengtype-lex.l: Don't handle "@@".
5037 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
5038 objc_build_synchronized, objc_begin_try_stmt,
5039 objc_begin_catch_clause, objc_finish_catch_clause,
5040 objc_build_finally_clause, objc_finish_try_stmt): New.
5041 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
5042 type_seen_p.
5043 (c_parse_init): Update comment.
5044 * c-decl.c (c_init_decl_processing): Update comment.
5045 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
5046 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
5047 new c_declspecs members.
5049 2005-02-25 Julian Brown <julian@codesourcery.com>
5051 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
5052 from being used for symbols with vague linkage when
5053 HAVE_GAS_COMDAT_GROUP is true.
5055 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5057 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
5059 2005-02-25 Steve Ellcey <sje@cup.hp.com>
5061 PR target/19930
5062 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
5063 (LIBGCC2_HAS_DF_MODE): New.
5064 (LIBGCC2_HAS_XF_MODE): New.
5065 (LIBGCC2_HAS_TF_MODE): New.
5066 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5067 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5068 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
5069 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
5070 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
5071 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
5072 and add _fixtfdi, _fixunstfdi, _floatditf
5073 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
5074 L_fixunstfdi, L_floatditf.
5075 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
5076 (LIBGCC2_HAS_TF_MODE): Define.
5078 2005-02-25 Diego Novillo <dnovillo@redhat.com>
5080 PR tree-optimization/20204
5081 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
5082 REWRITE_THIS_STMT markers on PHI nodes.
5083 (rewrite_initialize_block): Likewise.
5085 2005-02-25 Mark Mitchell <mark@codesourcery.com>
5087 * version.c (version_string): Update to 4.1.
5089 2005-02-25 Paolo Carlini <pcarlini@suse.de>
5091 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
5092 Clarify that the alternative way doesn't work in GNU C++.
5094 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
5096 PR tree-optimization/19937
5097 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
5098 to the type of the induction variable.
5100 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
5102 PR rtl-optimization/20117
5103 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
5104 the block including noncopyable insn.
5106 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5108 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
5109 calls to find_reg_note.
5111 2005-02-24 Richard Henderson <rth@redhat.com>
5113 PR tree-opt/20127
5114 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
5115 the type.
5117 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
5119 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
5120 vector types if to use base reg for misaligned non-word ld/std.
5122 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5124 PR target/14619
5125 * config/cris/cris.c (cris_target_asm_function_prologue): Create
5126 dwarf2 label manually and put it after, not before the prologue.
5128 2005-02-24 David Edelsohn <edelsohn@gnu.org>
5130 PR target/19019
5131 * reload.c (operands_match_p): Only increment register number for
5132 SCALAR_INT_MODE_P modes in multiple hard registers.
5134 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
5135 Fix formatting.
5137 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5139 * ChangeLog.5: Fix log message typo(s).
5140 * ChangeLog.7: Likewise.
5141 * ChangeLog.tree-ssa: Likewise.
5142 * cfgexpand.c: Fix comment typo(s).
5143 * conflict.c: Likewise.
5144 * defaults.h: Likewise.
5145 * dwarf2out.c: Likewise.
5146 * gcse.c: Likewise.
5147 * ggc-page.c: Likewise.
5148 * tree-eh.c: Likewise.
5149 * tree-ssa-dom.c: Likewise.
5151 2005-02-24 Jakub Jelinek <jakub@redhat.com>
5153 PR target/19019
5154 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
5155 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
5156 if SHARED is defined.
5158 PR target/20196
5159 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
5160 allow splitting only if operands 0 and 3 don't overlap.
5162 2005-02-24 Richard Henderson <rth@redhat.com>
5164 PR middle-end/19953
5165 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
5166 (fold_builtin_1): Call them.
5167 * fold-const.c (fold_complex_mult_parts): Split out from ...
5168 (fold_complex_mult): ... here. Fix typo in both imaginary case.
5169 (fold_complex_div_parts, fold_complex_div): New.
5170 (fold): Use them.
5171 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
5173 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5175 * tree-ssa-ccp.c (visit_assignment): Verify that result of
5176 VIEW_CONVERT_EXPR is_gimple_min_invariant.
5178 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
5179 (print_node): Likewise.
5180 Print TYPE_SIZES_GIMPLIFIED.
5182 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
5184 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
5185 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
5186 operands as commutative in constraints.
5188 2005-02-24 Diego Novillo <dnovillo@redhat.com>
5190 * tree-into-ssa.c: Re-organize internal functions.
5192 2005-02-24 Richard Henderson <rth@redhat.com>
5194 PR middle-end/18902
5195 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
5196 for c99.
5197 * common.opt (fcx-limited-range): New.
5198 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
5199 * toplev.c (flag_complex_method): Initialize to 1.
5200 (process_options): Set flag_complex_method to 0 if
5201 flag_cx_limited_range.
5202 * doc/invoke.texi (-fcx-limited-range): New.
5204 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
5206 * cse.c (delete_trivially_dead_insns): Speed up by using
5207 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
5208 prev_real_insn.
5210 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
5212 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
5213 functions when -mid-shared-library is being used.
5215 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
5217 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
5218 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
5219 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
5220 * system.h: Poison LINK_LIBGCC_SPECIAL.
5222 2005-02-23 James E Wilson <wilson@specifixinc.com>
5224 * gengtype.c (note_insn_name): Make 1 element larger.
5226 2005-02-23 Roger Sayle <roger@eyesopen.com>
5228 PR target/20018
5229 PR rtl-optimization/20097
5230 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
5231 BImode SUBREGs of SImode registers which confuse the ia64 backend.
5233 2005-02-23 David Edelsohn <edelsohn@gnu.org>
5235 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
5236 * t-aix52 (SHLIB_INSTALL): Same.
5238 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
5240 * genpreds.c: Update copyright.
5242 2005-02-23 Michael Beach <michaelb@ieee.org>
5244 PR target/20159
5245 * config/sparc/t-elf (startup files): Assemble with CPP.
5247 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
5249 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
5250 (write_predicate_expr): Likewise.
5252 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5254 PR tree-optimization/20100
5255 PR tree-optimization/20115
5256 * tree-optimize.c (init_tree_optimization_passes): Remove
5257 pass_maybe_create_global_var.
5258 * tree-pass.h (pass_maybe_create_global_var): Remove.
5259 * tree-ssa-alias.c (aliases_computed_p): Declare.
5260 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
5261 (count_calls_and_maybe_create_global_var): Remove.
5262 (pass_maybe_create_global_var): Remove.
5263 (init_alias_info): Do not declare aliases_computed_p.
5264 (maybe_create_global_var): If the function contains no
5265 call-clobbered variables and a mix of pure/const and regular
5266 function calls, create .GLOBAL_VAR.
5267 Mark all call-clobbered variables for renaming.
5268 (merge_pointed_to_info): Update comment.
5269 (add_pointed_to_var): Likewise.
5270 (is_escape_site): Likewise.
5271 Accept struct alias_info * instead of size_t *.
5272 Update all users.
5273 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
5274 as necessary.
5275 * tree-ssa-operands.c (get_call_expr_operands): If
5276 ALIASES_COMPUTED_P is false, do not add call-clobbering
5277 operands.
5278 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
5279 (delete_tree_ssa): Likewise.
5281 2005-02-22 James E Wilson <wilson@specifixinc.com>
5283 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
5284 (do_compile): Do call it here.
5286 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5288 PR rtl-optimization/20017.
5289 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
5290 rest_of_handle_cse2, rest_of_handle_gcse): Call
5291 delete_dead_jumptables immediately before calling cleanup_cfg.
5293 2005-02-22 Devang Patel <dpatel@apple.com>
5295 PR 19952
5296 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
5297 all labels
5299 2005-02-22 David Edelsohn <edelsohn@gnu.org>
5301 * config/rs6000/aix.h (WINT_TYPE): Define.
5303 2005-02-22 Stan Shebs <shebs@apple.com>
5305 * config/rs6000/rs6000.c (rs6000_override_options): Default to
5306 natural alignment for 64-bit Darwin.
5307 (rs6000_parse_alignment_option): Warn about uses of -malign-power
5308 on 64-bit Darwin.
5309 * doc/invoke.texi: Document this.
5311 2005-02-22 DJ Delorie <dj@redhat.com>
5313 * c-common.c (c_common_type_for_mode): Pass the mode's precision
5314 to make_[un]signed_type, not the mode itself.
5316 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
5318 * cfg.c (cached_make_edge): Call make_edge if edge cache is
5319 not available. Use tail calls wherever possible.
5320 (make_edge): Call unchecked_make_edge to create an edge.
5322 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
5323 (coalesce_ssa_name): Don't check for
5324 SSANORM_USE_COALESCE_LIST.
5325 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
5327 2005-02-22 Diego Novillo <dnovillo@redhat.com>
5329 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
5330 (rewrite_into_ssa): ... here.
5332 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
5334 PR tree-optimization/19786
5335 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
5336 tag to another's may-alias bitmap when adding to the other's list.
5338 2005-02-21 DJ Delorie <dj@redhat.com>
5340 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5341 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5342 registers in unsupported ways.
5343 * expmed.c (init_expmed): Likewise.
5345 2005-02-21 Stan Cox <scox@redhat.com>
5347 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5349 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5351 * tree-cfg.c (fold_cond_expr_cond): New.
5352 (make_edges): Call fold_cond_expr_cond.
5353 (find_taken_edge): Accept nothing but INTEGER_CST.
5354 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5355 and 1.
5356 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5358 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5359 that do not belong to any basic block.
5361 2005-02-21 Jeff Law <law@redhat.com>
5363 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5364 e->dest.
5366 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5368 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5369 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5370 Adjust their definitions.
5371 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5372 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5374 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5375 genautomata.c, langhooks.c, langhooks.h, system.h,
5376 config/arm/lib1funcs.asm: Update copyright.
5378 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5380 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5382 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5384 PR bootstrap/13770
5385 * doc/install.texi: Document --with-gc.
5387 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5389 * simplify-rtx.c (simplify_unary_operation): Add a missing
5390 "break" statement.
5392 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5394 PR tree-optimization/18663
5395 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5396 if the type has variable bounds.
5398 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5400 * gcse.c: Remove an obsolete comment.
5402 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5404 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5406 * doc/extend.texi (Function Attributes) <Attribute const>: The
5407 attribute "pure" is below this text, not above.
5409 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5411 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5412 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5413 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5415 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5417 PR 18785
5418 * langhooks.h (struct lang_hooks): Add to_target_charset.
5419 * langhooks.c (lhd_to_target_charset): New function.
5420 * langhooks-def.h: Declare lhd_to_target_charset.
5421 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5422 (LANG_HOOKS_INITIALIZER): Update.
5423 * c-common.c (c_common_to_target_charset): New function.
5424 * c-common.h: Declare it.
5425 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5426 c_common_to_target_charset.
5428 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5429 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5430 Delete definitions.
5431 * system.h: Poison them.
5432 * doc/tm.texi: Don't discuss them.
5433 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5434 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5435 (pp_c_char): Do not attempt to generate letter escapes for
5436 newline, tab, etc.
5437 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5438 * config/mips/mips.c (mips_output_ascii): Likewise.
5440 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5442 PR tree-optimization/19951
5443 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5444 is abnormal.
5446 2005-02-19 Steven Bosscher <stevenb@suse.de>
5448 PR middle-end/19698
5449 * function.h (struct function): New field `max_loop_depth'.
5450 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5451 (flow_loops_find): Reset the max loop depth count before finding loops.
5452 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5453 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5454 (calculate_global_regs_live): Make sure the loop will terminate
5455 when the initial sets are not empty.
5457 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5459 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5460 object inside.
5461 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5463 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5465 PR other/19525
5466 * doc/invoke.texi: Remove documentation of %M spec.
5467 * gcc.c: Likewise.
5468 (init_spec): Remove %M suffix from -lgcc_s.
5469 (do_spec_1): Remove 'M' case.
5470 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5471 to put shared libraries in the multilib directory. Remove the
5472 shlib_so_soname substitution variable. Don't add a multilib encoding
5473 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5474 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5475 SHLIB_INSTALL as well as SHLIB_LINK.
5476 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5477 (SHLIB_NAME): Delete.
5478 (SHLIB_DIR): New macro.
5479 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5480 (SHLIB_INSTALL): Adjust accordingly.
5481 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5482 * config/t-slibgcc-sld: Likewise.
5483 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5484 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5485 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5486 in $(SHLIB_DIR).
5487 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5488 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5489 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5490 Use @shlib_base_name@ instead of @shlib_so_name@.
5491 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5492 and @shlib_base_name@.so in @multilib_dir@.
5493 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5494 to the install path.
5495 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5496 (SHLIB_LINK): Remove previous workaround.
5497 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5498 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5499 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5500 the install path.
5501 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5502 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5503 (SHLIB_INSTALL): Adjust accordingly.
5504 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5505 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5506 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5507 config/t-slibgcc-elf-ver.
5509 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5510 Jakub Jelinek <jakub@redhat.com>
5512 PR tree-optimization/19828
5513 * tree-ssa-loop-im.c: Add a TODO comment.
5514 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5515 without side-effects.
5517 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5519 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5520 call fold_convert.
5522 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5524 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5525 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5526 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5527 functions.
5528 (ia64_reorg): Delete fixup_errata call.
5529 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5530 (TARGET_SWITCHES): Delete -mb-step entry.
5532 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5534 PR c/20043
5535 * c-typeck.c (composite_type): Handle quals in transparent unions.
5536 (type_lists_compatible_p): Likewise.
5538 2005-02-18 Stan Shebs <shebs@apple.com>
5540 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5541 expressions in the .literal8 section.
5543 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5545 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5547 2005-02-18 Roger Sayle <roger@eyesopen.com>
5549 * fold-const.c (constant_boolean_node): Always create values of the
5550 specified type, don't bother calling truthvalue_conversion.
5552 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5554 * except.c (output_function_exception_table): Call
5555 assemble_external_libcall (eh_personality_libfunc).
5557 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5559 PR target/19886
5560 * config/ia64/ia64.h (struct machine_function): Add state_num.
5561 * config/ia64/ia64.c (process_epilogue,
5562 process_for_unwind_directive): Use new unwind state numbers each
5563 time rather than state 1.
5565 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5567 PR target/20054
5568 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5569 before the "*llgt_didi" pattern.
5571 2005-02-18 Jason Merrill <jason@redhat.com>
5573 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5575 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5577 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5578 (div0): Use it in place of ARM_FUNC_ALIAS.
5579 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5581 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5583 PR middle-end/20030
5584 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5585 access, the lower bound of the array type if it exists.
5587 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5589 PR c++/20008
5590 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5591 cases that are out-of-range for the index type.
5593 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5595 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5596 (estimate_case_costs): Don't call convert.
5597 * expmed.c (expand_shift): Likewise.
5598 (make_tree): Call fold_convert instead of convert.
5600 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5602 PR c++/19813
5603 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5604 that ref to be marked MEM_READONLY_P doesn't have base that needs
5605 constructing.
5607 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5609 * genautomata.c (output_get_cpu_unit_code_func,
5610 output_cpu_unit_reservation_p): Don't generate old-style function
5611 definitions.
5613 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5615 PR c++/20023
5616 PR tree-optimization/20009
5617 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5619 PR tree-optimization/18947
5620 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5621 inline, remove all nodes that are inlined into the extern inline
5622 being redefined.
5624 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5626 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5627 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5628 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5629 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5630 Update copyright.
5632 2005-02-17 Roger Sayle <roger@eyesopen.com>
5634 PR tree-optimization/19917
5635 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5636 to be potentially trapping.
5638 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5640 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5642 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5644 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5645 tem becomes a local variable which is set to the value of the
5646 back end defined INITIAL_FRAME_ADDRESS macro.
5647 (expand_builtin_frame_address): Omit the base parameter to
5648 expand_builtin_return_addr.
5649 (expand_builtin_profile_func): Likewise.
5650 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5651 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5652 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5654 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5656 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5657 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5658 * config/frv/frv.c (frv_function_epilogue): Likewise.
5660 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5662 * lambda-code (perfect_nestify): Remove mark/unmark
5663 for rewriting hack.
5664 * tree-loop-linear.c (linear_transform_loops): Add
5665 rewrite_into_ssa call so that ssa is correct for
5666 rewriting into loop closed.
5668 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5670 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5671 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5672 BITMAP_FREE.
5673 * bt-load.c (btr_def_live_range, combine_btr_defs,
5674 migrate_btr_def, migrate_btr_defs): Likewise.
5675 * cfgcleanup.c (thread_jump): Likewise.
5676 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5677 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5678 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5679 df_rd_local_compute, df_reg_info_compute): Likewise.
5680 * dominance.c (init_dom_info, free_dom_info): Likewise.
5681 * flow.c (init_propagate_block_info,
5682 free_propagate_block_info): Likewise.
5683 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5684 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5685 modify_reg_pav): Likewise.
5686 * loop-invariant.c (find_defs, find_invariant_insn,
5687 find_invariants, free_inv_motion_data): Likewise.
5688 * predict.c (tree_predict_by_opcode,
5689 estimate_bb_frequencies): Likewise.
5690 * stmt.c (expand_case): Likewise.
5691 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5692 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5693 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5694 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5695 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5696 rewrite_ssa_into_ssa): Likewise.
5697 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5698 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5699 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5700 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5701 * tree-sra.c (tree_sra): Likewise.
5702 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5703 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5704 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5706 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5707 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5708 Likewise.
5709 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5710 calculate_live_on_entry, calculate_live_on_exit,
5711 build_tree_conflict_graph): Likewise.
5712 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5713 record_important_candidates, set_use_iv_cost, find_depends,
5714 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5715 tree_ssa_iv_optimize_finalize): Likewise.
5716 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5717 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5718 tree_duplicate_loop_to_header_edge): Likewise.
5719 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5720 * tree-ssa.c (verify_flow_insensitive_alias_info,
5721 verify_name_tags, verify_ssa, init_tree_ssa,
5722 delete_tree_ssa): Likewise.
5723 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5724 fini_ssanames): Likewise.
5725 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5727 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5729 * config/rs6000/t-rtems: Completely reworked.
5731 2005-02-17 Ira Rosen <irar@il.ibm.com>
5733 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5735 2005-02-17 Ira Rosen <irar@il.ibm.com>
5737 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5738 POINTER_TYPE_P when checking that type is a pointer.
5739 (vect_get_memtag): Remove.
5740 (vect_address_analysis): Use POINTER_TYPE_P. Call
5741 vect_object_analysis with dummy parameter for memtag.
5742 (vect_object_analysis): Extract memtag (functionality that
5743 used to be in vect_get_memtag and moved here). Fix printings.
5744 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5745 with correct parameters. Remove call to vect_get_memtag.
5747 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5749 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5750 (tree-vectorizer.o): Added missing dependencies.
5752 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5753 decleration.
5754 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5755 declaration in tree-vectorizer.c, now has an extern declaration in
5756 tree-vectorizer.h).
5757 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5758 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5759 get_vectype_for_scalar_type, vect_is_simple_use,
5760 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5761 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5762 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5763 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5764 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5765 find_loop_location): Likewise.
5767 * tree-vectorizer.c (langhooks.h): #include removed.
5768 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5769 moved to tree-vectorized.h.
5770 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5771 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5772 get_vectype_for_scalar_type, vect_is_simple_use,
5773 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5774 vect_supportable_dr_alignment, new_loop_vec_info,
5775 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5776 vect_set_verbosity_level, find_loop_location): Likewise.
5778 (vect_analyze_loop): Function externalized. Declaration moved to
5779 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5780 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5781 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5782 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5783 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5784 vect_enhance_data_refs_alignment, vect_analyze_operations,
5785 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5786 vect_stmt_relevant_p, vect_get_loop_niters,
5787 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5788 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5789 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5790 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5791 vect_get_memtag): Likewise.
5793 (vectorizable_load): Function externalized. Declaration moved to
5794 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5795 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5796 vect_transform_loop): Likewise.
5797 (vect_transform_stmt): Moved to tree-vect-transform.c.
5798 (vect_align_data_ref, vect_create_destination_var,
5799 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5800 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5801 vect_get_vec_def_for_operand, vect_init_vector,
5802 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5803 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5804 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5805 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5806 vect_do_peeling_for_loop_bound): Likewise.
5808 * tree-vect-analyze.c: New file.
5809 * tree-vect-transform.c: New file.
5811 2005-02-17 Jason Merrill <jason@redhat.com>
5813 PR mudflap/19319, c++/19317
5814 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5815 slot explicit.
5817 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5819 * doc/install.texi (Specific): Update link for Darwin-specific
5820 tool binary site.
5822 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5824 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5825 constant_boolean_node.
5827 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5829 PR target/19019
5830 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5831 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5833 2005-02-16 Richard Henderson <rth@redhat.com>
5835 PR 19920
5836 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5837 with W_TYPE_SIZE.
5838 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5839 replace uses with Wtype_MAXp1_F.
5840 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5841 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5842 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5843 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5844 and HAVE_TFMODE as appropriate.
5845 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5846 (__floatdisf): Likewise.
5847 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5848 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5849 (Wtype_MAXp1_F): New.
5850 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5851 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5853 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5855 * PR target/19162
5856 * arm.c (arm_apply_result_size): New function.
5857 * arm.h (APPLY_RESULT_SIZE): Define.
5858 * arm-protos.h (arm_apply_result_size): Add prototype.
5859 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5860 (movxf): New expand.
5861 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5862 (call_value_symbol): Remove predicate for operand 0.
5863 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5864 (untyped_call): Rework to correclty return values for any type.
5865 (untyped_return): New expand.
5866 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5868 2005-02-16 Stan Shebs <shebs@apple.com>
5870 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5871 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5873 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5875 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5876 configure settings on Solaris 7 and later.
5878 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5880 PR tree-optimization/19865
5881 * tree-optimize.c (init_tree_optimization_passes): Run
5882 pass_may_alias after pass_sra.
5884 2005-02-16 Richard Henderson <rth@redhat.com>
5885 Stuart Hastings <stuart@apple.com>
5887 PR debug/19521
5888 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5889 Do nothing if debug info suppressed for this function.
5890 (dbxout_begin_function): Early exit if debug info suppressed for
5891 this function.
5893 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5895 PR target/20007
5896 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5897 find_basic_blocks.
5898 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5900 PR tree-optimization/19967
5901 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5902 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5903 argument TYPE. Adjust calls to fold_builtin_XXX.
5904 (expand_builtin, fold_builtin_1): Adjust calls to
5905 expand_builtin_XXX.
5906 (fold_builtin_strchr, fold_builtin_strpbrk,
5907 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5908 result to a requested type TYPE.
5910 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5912 PR middle-end/19857
5913 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5914 (T)x & (T)cst if (T)cst overflows.
5915 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5916 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5918 2005-02-15 Jeff Law <law@redhat.com>
5920 * gcse.c (blocks_with_calls): New bitmap.
5921 (alloc_gcse_mem): Allocate it.
5922 (free_gcse_mem): Free it.
5923 (clear_modifY_mem_tables): Clear it.
5924 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5925 when we encounter CALL_INSNs.
5926 (compute_transp, case MEM): Handle blocks with calls separate
5927 from blocks without calls. Use bitmap iterators rather than
5928 FOR_EACH_BB.
5930 2005-02-15 Peter O'Gorman <peter@pogma.com>
5932 PR bootstrap/18810
5933 * mklibgcc.in (vis_hide): Use a temporary object file, not
5934 -o /dev/null.
5936 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5938 PR target/19924
5939 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5940 access optimization.
5942 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5943 Alan Modra <amodra@bigpond.net.au>
5945 PR target/19019
5946 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5947 (_xlqsub): Rename to __gcc_qsub.
5948 (_xlqmul): Rename to __gcc_qmul.
5949 (_xlqdiv): Rename to __gcc_qdiv.
5950 Provide versioned symbol aliases with old names.
5951 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5952 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5953 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5954 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5955 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5957 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5959 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5960 Fold ~(A - 1) and ~(A + -1) to -A.
5962 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5964 PR pch/14940
5965 PR target/19300
5966 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5967 config/pa/pa-host.c:pa_gt_pch_use_address.
5969 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5971 * tree-vn.c (get_value_handle): Make sure that given an
5972 is_gimple_min_invariant expression, we always return it.
5974 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5976 * passes.c (rest_of_handle_gcse): Fix a comment.
5978 2005-02-15 Jeff Law <law@redhat.com>
5980 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5981 bitmap.
5982 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5983 (canon_list_insert, record_last_mem_set_info): Similarly.
5984 (clear_modify_mem_tables): Similarly.
5986 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5988 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5989 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5990 config/mips/mips.md, config/rs6000/aix.h,
5991 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5993 2005-02-15 Richard Henderson <rth@redhat.com>
5995 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5996 call to be best_edge.
5998 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6000 * basic-block.h: Adjust the prototype for find_basic_blocks.
6001 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
6002 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
6003 find_basic_blocks.
6005 * flow.c (recompute_reg_usage): Remove all arguments.
6006 * passes.c (rest_of_compilation): Adjust the call to
6007 recompute_reg_usage.
6008 * rtl.h: Adjust the prototype for recompute_reg_usage.
6010 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
6012 * tree-dump.c (dump_files): Update to reflect new member
6013 of dump_file_info.
6014 (dump_register): Add new argument.
6015 Set glob name.
6016 (dump_switch_p_1): Check against glob name if doglob was passed.
6017 (dump_switch_p): Check against regular first, then glob if
6018 we didn't have any hits on the dump name.
6019 * tree-optimize.c (register_one_dump_file):
6020 Pass in glob name as well.
6021 * tree-pass.h (struct dump_file_info): Add glob
6022 member.
6024 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
6026 PR preprocessor/16323
6027 * doc/invoke.texi: Document that -Wendif-labels is on by default.
6029 2005-02-14 David Edelsohn <edelsohn@gnu.org>
6031 PR target/19019
6032 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
6033 (trunctfdf2_internal1): New.
6034 (trunctfdf2_internal2): Renamed from trunctfdf2.
6036 2005-02-14 Diego Novillo <dnovillo@redhat.com>
6038 PR tree-optimization/19853
6039 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
6041 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
6043 * passes.c (rest_of_handle_loop_optimize): Remove calls to
6044 delete_dead_jumptables and cleanup_cfg.
6046 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
6048 * reload.c (find_reloads): Swap address_reloaded flags when
6049 swapping commutative operands.
6051 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
6053 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
6054 Use standard_iv_increment_position for computing the bsi position
6055 for create_iv.
6056 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
6057 the bsi position.
6059 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
6061 PR target/17428
6062 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
6063 life range of hard registers.
6064 * value-prof.c (insn_prefetch_values_to_profile): Only
6065 scan normal insns.
6067 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
6068 profile in libcalls.
6070 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
6072 * bitmap.h (bitmap_and_compl_into): Return bool.
6073 * bitmap.c (bitmap_and_compl_into): Return changed flag.
6075 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6077 PR tree-optimization/19944
6078 * fold-const.c (fold): Re-add ABS_EXPR folding.
6080 2005-02-13 David Edelsohn <edelsohn@gnu.org>
6082 PR target/19019
6083 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
6084 {TARGET,MASK}_XL_COMPAT.
6085 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
6086 MASK_XL_COMPAT.
6087 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
6088 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
6089 TARGET_XL_COMPAT.
6090 (rs6000_arg_partial_bytes): Same.
6091 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
6092 and XL compatibility enabled.
6093 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
6094 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
6095 test to final condition.
6096 (cmptf_internal2): New.
6097 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
6098 xl-compat. Add TFmode information to description.
6100 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
6102 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
6104 2005-02-13 Jason Merrill <jason@redhat.com>
6106 PR c++/16405
6107 * fold-const.c (fold_indirect_ref_1): Split out from...
6108 (build_fold_indirect_ref): Here.
6109 (fold_indirect_ref): New fn.
6110 * tree.h: Declare it.
6111 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
6112 (gimplify_modify_expr_rhs): Likewise.
6113 (gimplify_expr): Likewise.
6115 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
6117 PR tree-optimization/14303
6118 PR tree-optimization/15784
6119 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
6120 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
6121 ABS_EXPR<x> != 0 to x != 0.
6123 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
6125 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
6126 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
6127 spelling conventions.
6129 * passes.c (rest_of_handle_gcse): Don't run cse_main and
6130 delete_trivially_dead_insns too many times.
6132 * passes.c (rest_of_handle_gcse): Remove dead assignments to
6133 tem and tem2.
6135 2005-02-12 Ira Rosen <irar@il.ibm.com>
6137 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
6138 (vect_is_simple_iv_evolution): Remove redundant parameter
6139 and step check.
6140 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
6141 without last parameter.
6142 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
6143 Return pointer step. Call vect_is_simple_iv_evolution without
6144 last parameter. Check only that the step is multiple of size
6145 type. Remove stmt_vinfo updates.
6146 (vect_get_memtag_and_dr): Remove.
6147 (vect_get_memtag): New function.
6148 (vect_address_analysis): New function.
6149 (vect_object_analysis): New function.
6150 (vect_analyze_data_refs): Call vect_object_analysis and
6151 vect_get_memtag. Update stmt_vinfo fields.
6153 2005-02-12 Ira Rosen <irar@il.ibm.com>
6155 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
6156 exist and are objects. Remove checks for pointer.
6157 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
6158 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
6159 (vect_create_data_ref_ptr): Likewise.
6160 (vect_base_addr_differ_p): New function.
6161 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
6162 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
6163 Don't set the DR_BASE_NAME field of data-ref.
6164 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
6166 2005-02-12 Uros Bizjak <uros@kss-loka.si>
6168 * optabs.h (enum optab_index): Add new OTI_ldexp.
6169 (ldexp_optab): Define corresponding macro.
6170 * optabs.c (init_optabs): Initialize ldexp_optab.
6171 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
6172 patterns.
6173 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
6174 using ldexp_optab.
6175 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
6176 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
6178 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
6179 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
6180 intrinsics.
6182 2005-02-12 Ira Rosen <irar@il.ibm.com>
6184 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
6185 to base_address.
6186 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
6187 stmt_vec_info.
6188 (vect_get_base_and_offset): Always return an address.
6189 (vect_create_addr_base_for_vector_ref): Remove treatment for
6190 different data reference types.
6191 (vect_compute_data_ref_alignment): Rename base to base_address in
6192 stmt_vec_info. Get the object in order to force its alignment.
6193 (vect_get_memtag_and_dr): Rename base to base_address in
6194 stmt_vec_info. Extract the object for memtag analysis.
6196 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
6198 PR regression/19898.
6199 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
6200 changes cc_status, use apply modified_in_p to part of cc_status
6201 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
6202 body.
6204 2005-02-11 Richard Henderson <rth@redhat.com>
6206 * tree-complex.c (expand_complex_libcall): New.
6207 (expand_complex_multiplication): Use it for c99 compliance.
6208 (expand_complex_division): Likewise.
6209 * fold-const.c (fold_complex_add, fold_complex_mult): New.
6210 (fold): Call them.
6211 * builtins.c (built_in_names): Remove const.
6212 * tree.c (build_common_builtin_nodes): Build complex arithmetic
6213 builtins.
6214 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
6215 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
6216 (built_in_names): Remove const.
6217 * c-common.c (c_common_type_for_mode): Handle complex modes.
6218 * flags.h, toplev.c (flag_complex_method): Rename from
6219 flag_complex_divide_method.
6220 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
6221 __mulsc3, __muldc3, __mulxc3, __multc3): New.
6222 * libgcc2.h: Declare them.
6223 * libgcc-std.ver: Export them.
6224 * mklibgcc.in (lib2funcs): Build them.
6226 2005-02-11 Steven Bosscher <stevenb@suse.de>
6228 PR tree-optimization/19876
6229 Partially revert my change from 2005-01-14
6230 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
6231 (compute_antic): ...and remove the loop here.
6233 2005-02-11 Jakub Jelinek <jakub@redhat.com>
6235 PR middle-end/19858
6236 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
6237 is number of inner's bits, avoid creating a BIT_FIELD_REF.
6239 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
6240 crtend.o if -pie. Use %{x:a;:b} spec syntax.
6242 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
6244 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
6245 offsets for the big-endian 32-bit case.
6247 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
6249 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
6251 2005-02-11 Dale Johannesen <dalej@apple.com>
6253 * cselib.c (cselib_process_insn): Clear out regs where
6254 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
6255 * reload.c (find_equiv_reg): Ditto.
6257 2005-02-11 Ian Lance Taylor <ian@airs.com>
6259 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
6260 with no elements.
6262 * tree.c (build_function_type_list): Work correctly if there are
6263 no arguments.
6265 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
6267 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
6268 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
6269 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
6270 TARGET_ZARCH instead of TARGET_64BIT.
6272 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
6274 * config/rs6000/t-rtems:
6275 (MULTILIB_OPTIONS): Remove mcpu=602.
6276 (MUTLILIB_DIRNAMES): Remove m602.
6277 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
6278 Let mcpu=602 match mcpu=603.
6279 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
6281 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6283 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
6284 signal trampolines.
6286 2005-02-10 David Daney <ddaney@avtrex.com>
6288 * config/alpha/linux-unwind.h: Add exception clause to copyright.
6289 * config/i386/linux-unwind.h: Likewise.
6290 * config/ia64/linux-unwind.h: Likewise.
6291 * config/mips/linux-unwind.h: Likewise.
6292 * config/pa/linux-unwind.h: Likewise.
6293 * config/rs6000/linux-unwind.h: Likewise.
6294 * config/s390/linux-unwind.h: Likewise.
6295 * config/sh/linux-unwind.h: Likewise.
6296 * config/sparc/linux-unwind.h: Likewise.
6298 2005-02-10 Steven Bosscher <stevenb@suse.de>
6300 PR tree-optimization/17549
6301 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
6302 TER to replace a DEF with its expression if the DEF and the
6303 rhs of the expression we replace into have the same root
6304 variable.
6306 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
6308 * config/mips/mips.md: Fix the placement of the match_scratch in the
6309 lea64 peephole2.
6311 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6313 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
6314 Fix comment typos.
6316 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
6318 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
6319 (strip_offset): Handle addresses.
6320 (add_address_candidates): Use strip_offset.
6321 (difference_cost): Reflect strip_offset change.
6322 (force_var_cost, difference_cost): Strip nops.
6324 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
6326 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
6328 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
6329 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
6330 config/cris/cris-protos.h, config/cris/cris.c: Update
6331 copyright.
6333 2005-02-10 Jeff Law <law@redhat.com>
6335 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
6336 (lookup_avail_expr): Similarly.
6338 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6340 * builtins.c (fold_builtin_powi): New function.
6341 (fold_builtin_1): Call it.
6343 2005-02-10 Steven Bosscher <stevenb@suse.de>
6345 PR documentation/19309
6346 * doc/cpp.texi: The __GNUC__ and related predefined macros
6347 are also defined for the "standalone" cpp.
6348 Some non-GCC compilers may also define __GNUC__.
6350 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6352 PR c/19342
6353 * c-typeck.c (common_type): New routine. Old common_type renamed
6354 to...
6355 (c_common_type): ...this.
6356 (build_conditional_expr, build_binary_op): Use c_common_type instead
6357 of common_type.
6359 2005-02-10 Steven Bosscher <stevenb@suse.de>
6361 * doc/md.texi: Replace @samp{length} with @code{length}.
6363 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6365 PR tree-optimization/18687
6366 * tree-flow.h (find_loop_niter): Declare.
6367 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6368 Try using scev even for loops with more than one exit.
6369 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6370 (struct ivopts_data): Added niters field.
6371 (struct nfe_cache_elt): New.
6372 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6373 functions.
6374 (tree_ssa_iv_optimize_init): Initialize niters cache.
6375 (determine_number_of_iterations): Removed.
6376 (find_induction_variables): Do not call determine_number_of_iterations.
6377 Access niters for single exit through niter_for_single_dom_exit.
6378 (add_iv_outer_candidates): Access niters for single exit through
6379 niter_for_single_dom_exit.
6380 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6381 number_of_iterations_cond.
6382 (iv_period): New function.
6383 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6384 (may_replace_final_value): Take data argument. Use
6385 niter_for_single_dom_exit.
6386 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6387 (rewrite_use_compare): Pass data to may_eliminate_iv.
6388 (rewrite_use_outer): Pass data to may_replace_final_value.
6389 (free_loop_data): Clean up the niters cache.
6390 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6391 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6392 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6393 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6394 (num_ending_zeros): Moved to tree.c.
6395 * tree.h (num_ending_zeros): Declare.
6396 * tree.c (num_ending_zeros): Moved from tree.c.
6398 2005-02-09 Richard Henderson <rth@redhat.com>
6400 * builtins.c (DEF_BUILTIN): Add COND argument.
6401 * tree.h (DEF_BUILTIN): Likewise.
6402 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6403 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6404 match.
6405 (DEF_BUILTIN_STUB): New.
6406 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6407 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6408 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6409 * c-common.c (DEF_BUILTIN): Add COND argument.
6410 * tree.c (local_define_builtin): New.
6411 (build_common_builtin_nodes): New.
6413 2005-02-09 Roger Sayle <roger@eyesopen.com>
6415 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6416 floating point expression ignoring the sign of the result.
6417 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6418 (fold) <MULT_EXPR>: Use it to simplify x*x.
6419 * tree.h (fold_strip_sign_ops): Prototype here.
6420 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6421 argument. Use fold_strip_sign_ops to simplify the first argument.
6422 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6423 first argument when the second argument is an even integer
6424 constant, but only with -funsafe_math_optimizations.
6425 (fold_builtin_1): Update call to fold_builtin_copysign.
6427 2005-02-09 Ian Lance Taylor <ian@airs.com>
6429 PR middle-end/19583
6430 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6431 just check whether EH_FILTER_FAILURE falls through.
6433 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6435 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6436 insns return to ready list in the next turn.
6438 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6440 PR middle-end/19402
6441 * builtins.def: New __builtin_powi[lf].
6442 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6443 (expand_builtin_powi): New function.
6444 (expand_builtin): Dispatch to expand_builtin_powi.
6445 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6446 * libgcc2.c: Add __builtin_powi[lf] implementation.
6447 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6448 * optabs.h: Add powi_optab.
6449 * optabs.c (init_optabs): Initialize powi_optab.
6450 * doc/extend.texi: Document __builtin_powi[lf].
6452 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6454 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6455 exists.
6457 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6459 PR middle-end/19854
6460 * fold-const.c (try_move_mult_to_index): Remove redundant
6461 type argument. Create ADDR_EXPR with correct type.
6462 (fold): Update callers of try_move_mult_to_index. Convert
6463 result to the appropriate type.
6465 2005-02-09 Roger Sayle <roger@eyesopen.com>
6467 PR target/19597
6468 * config/avr/avr.c (default_rtx_costs): Delete.
6469 (avr_operand_rtx_cost): New function.
6470 (avr_rtx_costs): Completely rewrite.
6472 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6474 PR target/19806
6475 * config/cris/cris.c (in_code): New variable.
6476 (cris_output_addr_const): Now a static function, a wrapper for
6477 output_addr_const.
6478 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6479 case from old cris_output_addr_const.
6480 (cris_asm_output_label_ref): Similar for LABEL_REF.
6481 (cris_output_addr_const_extra): Similar for UNSPEC.
6482 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6483 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6484 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6485 declaration.
6486 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6487 (cris_asm_output_label_ref): Declare.
6489 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6491 PR preprocessor/19801
6492 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6493 filenames that changed when libcpp was moved to the toplevel.
6495 2005-02-07 Roger Sayle <roger@eyesopen.com>
6497 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6498 zero extensions of BImode operands. Call lowpart_subreg instead
6499 of gen_lowpart_common and gen_lowpart_SUBREG.
6501 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6503 PR ada/19489
6504 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6505 * configure.ac: Set cc_for_cross_gnattools.
6506 * configure: Regenerate.
6508 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6510 PR target/19803
6511 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6513 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6515 PR debug/19327
6516 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6517 of nested functions.
6519 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6521 * doc/extend.texi: Document deprecated extensions allowing
6522 static floating-point members to have initializers and allowing
6523 floating-point literals in integral constant expressions.
6525 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6527 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6528 config/darwin7.h, config/mips/mips.c,
6529 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6530 Update copyright.
6532 * cse.c: Update comments.
6534 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6536 PR middle-end/19775
6537 * builtins.c (fold_builtin_sqrt): Transform
6538 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6539 pow(x,y*0.5).
6541 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6542 Dorit Naishlos <dorit@il.ibm.com>
6544 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6545 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6546 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6547 was added.
6548 * tree.h (vect_set_verbosity_level): New extern function declaration
6549 added.
6550 * tree-vectorizer.h (verbosity_levels): New enum type.
6551 * tree-vectorizer.c (vect_debug_stats): Function removed.
6552 (vect_debug_details): Likewise.
6553 (vect_verbosity_level): Global variable was defined and initialized.
6554 (vect_dump): Global variable definition.
6555 (vect_print_dump_info): New function.
6556 (vect_set_dump_settings): New function.
6557 (vect_set_verbosity_level): New function.
6558 (vectorize_loops): Add call to vect_set_dump_settings.
6560 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6561 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6562 (slpeel_tree_peel_loop_to_edge): Likewise.
6564 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6565 appropriate verbosity level instead of call to vect_debug_details
6566 or vect_debug_stats.
6567 (vect_get_base_and_offset):
6568 (vect_create_addr_base_for_vector_ref):
6569 (get_vectype_for_scalar_type):
6570 (vect_create_data_ref_ptr):
6571 (vect_init_vector):
6572 (vect_get_vec_def_for_operand):
6573 (vect_finish_stmt_generation):
6574 (vectorizable_assignment):
6575 (vectorizable_operation):
6576 (vectorizable_store):
6577 (vectorizable_load):
6578 (vect_transform_stmt):
6579 (vect_update_ivs_after_vectorizer):
6580 (vect_do_peeling_for_loop_bound):
6581 (vect_update_inits_of_drs):
6582 (vect_do_peeling_for_alignment):
6583 (vect_transform_loop):
6584 (vect_is_simple_use):
6585 (vect_analyze_operations):
6586 (vect_is_simple_iv_evolution):
6587 (vect_analyze_scalar_cycles):
6588 (vect_analyze_data_ref_dependence):
6589 (vect_analyze_data_ref_dependences):
6590 (vect_compute_data_ref_alignment):
6591 (vect_enhance_data_refs_alignment):
6592 (vect_analyze_data_refs_alignment):
6593 (vect_analyze_data_ref_access):
6594 (vect_analyze_data_ref_accesses):
6595 (vect_analyze_pointer_ref_access):
6596 (vect_get_memtag_and_dr):
6597 (vect_analyze_data_refs):
6598 (vect_mark_relevant):
6599 (vect_stmt_relevant_p):
6600 (vect_mark_stmts_to_be_vectorized):
6601 (vect_can_advance_ivs_p):
6602 (vect_get_loop_niters):
6603 (vect_analyze_loop_form):
6604 (vect_analyze_loop):
6605 (vectorize_loops): Likewise.
6607 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6608 (vect_update_inits_of_drs):
6609 (vect_do_peeling_for_alignment):
6610 (vect_transform_loop):
6611 (vect_analyze_operations):
6612 (vect_analyze_scalar_cycles):
6613 (vect_analyze_data_ref_dependences):
6614 (vect_analyze_data_refs_alignment):
6615 (vect_analyze_data_ref_accesses):
6616 (vect_analyze_data_refs):
6617 (vect_mark_stmts_to_be_vectorized):
6618 (vect_get_loop_niters):
6619 (vect_analyze_loop_form):
6620 (vect_analyze_loop): Likewise.
6621 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6623 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6625 PR bootstrap/19796
6626 Revert:
6627 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6628 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6629 either -ffast-math or -funsafe-math-optimizations is in use.
6631 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6632 * config/mips/irix-csr.c: New file.
6633 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6634 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6635 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6636 executables.
6638 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6640 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6641 redundant, incorrect definitions.
6643 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6644 expand.
6645 ("*tls_indirect_call"): New, reference hard regs directly.
6646 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6648 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6650 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6651 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6653 2005-02-06 Roger Sayle <roger@eyesopen.com>
6655 PR rtl-optimization/19800
6656 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6657 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6658 gen_lowpart.
6660 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6662 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6664 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6666 PR other/17135
6667 * doc/invoke.texi: Correct documentation of -freorder-functions.
6669 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6671 PR other/14402
6672 * doc/invoke.texi: Don't mention gccbug.
6674 2005-02-06 Roger Sayle <roger@eyesopen.com>
6675 Andrew Pinski <pinskia@physics.uc.edu>
6676 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6678 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6679 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6680 into just (zero_extract:SI FOO (const_int 1) BAR).
6682 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6684 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6685 macro locally. Don't give last revision date. Use GCC version
6686 number from gcc-common.texi.
6687 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6688 revision date. Use GCC version number from gcc-common.texi.
6689 Describe being a library as current state rather than as 3.x
6690 history.
6691 * doc/gcc.texi: Remove last update date.
6692 * doc/gccint.texi: Likewise. Update copyright dates.
6693 * doc/install.texi: Update copyright dates.
6695 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6697 PR other/7549
6698 * doc/invoke.texi: Mention for each option included in -Wall that
6699 it is included in -Wall.
6700 * doc/gcc.texi: Update copyright and last modification date.
6702 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6704 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6705 unnecessary cast to original induction variable increments.
6707 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6709 PR tree-optimization/18219
6710 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6711 in distributed form.
6713 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6715 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6716 Set bitpos and offset later in the function. Do nothing if the
6717 target is a register and if the bitfield lies completely outside
6718 that register.
6719 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6720 here. Return an uninitialised register if the source value is stored
6721 in a register and the bitfield lies completely outside that register.
6723 2005-02-06 Steven Bosscher <stevenb@suse.de>
6725 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6726 not SET_DEST.
6728 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6730 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6732 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6734 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6735 * config/darwin8.h: New.
6736 * config/darwin7.h: Update comment.
6738 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6739 Dorit Naishlos <dorit@il.ibm.com>
6741 * tree-vectorizer.h (LOC): New type.
6742 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6743 (loop_line_number): New field in struct _loop_vec_info.
6744 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6746 * tree-vectorizer.c (input.h): Included.
6747 (find_loop_location): New function.
6748 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6749 loop line number removed.
6750 (vect_debug_details): Likewise.
6751 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6753 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6754 call to vect_debug_details/stats changed from loop to loop_loc.
6755 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6756 (slpeel_tree_peel_loop_to_edge): Likewise.
6758 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6759 changed from NULL to UNKNOWN_LOC.
6760 (vect_get_base_and_offset):
6761 (vect_create_addr_base_for_vector_ref):
6762 (get_vectype_for_scalar_type):
6763 (vect_create_data_ref_ptr):
6764 (vect_init_vector):
6765 (vect_get_vec_def_for_operand):
6766 (vect_finish_stmt_generation):
6767 (vectorizable_assignment):
6768 (vectorizable_operation):
6769 (vectorizable_store):
6770 (vectorizable_load):
6771 (vect_transform_stmt):
6772 (vect_update_ivs_after_vectorizer):
6773 (vect_do_peeling_for_loop_bound):
6774 (vect_do_peeling_for_alignment):
6775 (vect_transform_loop):
6776 (vect_is_simple_use):
6777 (vect_analyze_operations):
6778 (vect_is_simple_iv_evolution):
6779 (vect_analyze_scalar_cycles):
6780 (vect_analyze_data_ref_dependences):
6781 (vect_compute_data_ref_alignment):
6782 (vect_enhance_data_refs_alignment):
6783 (vect_analyze_data_ref_access):
6784 (vect_analyze_data_ref_accesses):
6785 (vect_analyze_pointer_ref_access):
6786 (vect_get_memtag_and_dr):
6787 (vect_analyze_data_refs):
6788 (vect_mark_relevant):
6789 (vect_stmt_relevant_p):
6790 (vect_mark_stmts_to_be_vectorized):
6791 (vect_can_advance_ivs_p):
6792 (vect_get_loop_niters):
6793 (vect_analyze_loop):
6794 (vectorize_loops): Likewise.
6796 (vectorizable_load): Argument in call to vect_debug_details/stats
6797 changed from loop to LOOP_LOC (loop_vinfo).
6798 (vect_transform_loop):
6799 (vect_analyze_operations):
6800 (vect_analyze_scalar_cycles):
6801 (vect_analyze_data_ref_dependence):
6802 (vect_enhance_data_refs_alignment):
6803 (vect_analyze_data_ref_accesses):
6804 (vect_analyze_pointer_ref_access):
6805 (vect_analyze_data_refs):
6806 (vect_analyze_loop): Likewise.
6808 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6809 changed from loop to loop_loc.
6811 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6813 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6814 Dorit Naishlos <dorit@il.ibm.com>
6816 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6817 declaration added.
6818 (vect_analyze_data_ref_dependences): Likewise.
6820 (vect_is_simple_use): Argument changed from loop structure to
6821 loop_vect_info structure.
6822 (vect_can_advance_ivs_p): Likewise.
6823 (vect_create_index_for_vector_ref): Likewise.
6824 (vect_update_ivs_after_vectorizer): Likewise.
6825 (new_stmt_vec_info): Likewise.
6827 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6828 changed from loop to loop_vinfo.
6829 (vect_create_data_ref_ptr): First argument in call to
6830 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6831 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6832 was changed from loop to loop_vinfo.
6833 (vectorizable_operation): Likewise.
6834 (vectorizable_store): Likewise.
6835 (vect_mark_stmts_to_be_vectorized): Likewise.
6836 (vect_do_peeling_for_loop_bound): First argument in call to
6837 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6838 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6839 was changed from loop to loop_vinfo.
6840 (vect_analyze_data_ref_dependences): Third argument in call to
6841 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6843 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6844 (vect_create_data_ref_ptr): Likewise.
6845 (vect_init_vector): Likewise.
6846 (vect_get_vec_def_for_operand): Likewise.
6847 (vectorizable_assignment): Likewise.
6848 (vectorizable_operation): Likewise.
6849 (vectorizable_store): Likewise.
6850 (vectorizable_load): Likewise.
6851 (vect_update_ivs_after_vectorizer): Likewise.
6852 (vect_is_simple_use): Likewise.
6853 (vect_analyze_data_ref_dependence): Likewise.
6854 (vect_analyze_pointer_ref_access): Likewise.
6855 (vect_can_advance_ivs_p): Likewise.
6857 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6858 before _stmt_vec_info.
6859 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6860 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6861 (new_stmt_vec_info): Argument changed from loop structure to
6862 loop_vect_info structure
6864 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6865 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6866 (vect_create_addr_base_for_vector_ref): Likewise.
6867 (vect_analyze_pointer_ref_access): Likewise.
6869 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6871 PR tree-opt/19768
6872 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6873 phi flag if the phi is abnormal.
6875 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6877 PR tree-opt/19736
6878 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6879 information for the new statement.
6881 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6883 PR driver/19117
6884 * gcc.c (main): Include the target in -v output.
6886 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6888 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6889 Do not drop the extend if we'd have to add a paradoxical subreg
6890 later. Include optabs.h and insn-codes.h.
6891 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6893 2005-02-02 Roger Sayle <roger@eyesopen.com>
6895 PR middle-end/19405
6896 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6897 * fold-const.c (const_binop): Avoid constant folding floating
6898 point operations in modes that use composite representations.
6899 * simplify-rtx.c (simplify_binary_operation): Likewise.
6901 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6903 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6904 a REG, not a MEM.
6905 (altivec_dstt): Likewise.
6906 (altivec_dstst): Likewise.
6907 (altivec_dststt): Likewise.
6908 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6909 of first operand.
6911 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6913 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6914 EXPR_LOCUS from orig_cond to the new cond_stmt.
6915 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6916 the new vec_stmt.
6918 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6920 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6921 standard_iv_increment_position. Remove call to bsi_next
6922 (no need to bump the iterator anymore).
6923 (vect_create_index_for_vector_ref): Call
6924 standard_iv_increment_position. Remove second function argument.
6925 (vect_finish_stmt_generation): Remove call to bsi_next
6926 (no need to bump the iterator anymore).
6927 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6928 to vect_create_index_for_vector_ref.
6930 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6932 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6933 phis are used out of the loop.
6935 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6937 PR c/17807
6938 * c-decl.c (undef_nested_function): New variable.
6939 (pop_scope): Diagnose undefined nested functions.
6940 (finish_function): Don't attempt cgraph processing or genericizing
6941 if current top-level function contained an undefined nested
6942 function. Reset undef_nested_function at the end of a top-level
6943 function.
6945 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6947 * tree.c (build_int_cst_type): Take sign of the value into account
6948 when deciding whether sign extend the value.
6950 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6952 PR c/18502
6953 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6954 (cpp_options, cc1_options): Change %{std*&ansi} to
6955 %{std*&ansi&trigraphs}.
6957 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6959 * cse.c: Update comments.
6961 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6963 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6964 arguments go on the stack. Do not put complex doubles in odd/even
6965 pairs.
6967 2005-02-02 Steven Bosscher <stevenb@suse.de>
6969 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6970 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6971 -ftree-pre, and -fthread-jumps.
6973 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6975 PR tree-optimization/19578
6976 * tree-flow.h (modified_noreturn_calls): Declare.
6977 (noreturn_call_p): Declare.
6978 * tree-flow-inline.h (noreturn_call_p): New function.
6979 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6980 * tree-cfg.c (modified_noreturn_calls): New variable.
6981 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6982 that contain a mid-block noreturn call.
6983 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6985 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6987 * df.c (df_def_record_1, df_uses_record): Don't use
6988 DF_FOR_REGALLOC.
6989 * df.h (DF_FOR_REGALLOC): Remove.
6991 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6993 PR c/19435
6994 * c-typeck.c (really_start_incremental_init): Reset
6995 constructor_max_index for arrays of incomplete type.
6997 2005-02-02 Jeff Law <law@redhat.com>
6999 * gcse.c (struct reg_set): Store the block index where the register
7000 was set rather than the setting insn.
7001 (record_one_set, compute_transp): Corresponding changes.
7002 (pre_insert_copy_insn): Do not call replace_one_set.
7003 (replace_one_set): Remove.
7005 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
7007 PR other/15514
7008 * doc/gcov.texi: Fix typo.
7010 2005-02-01 Richard Henderson <rth@redhat.com
7012 PR target/19680
7013 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
7014 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
7015 type to bool.
7016 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
7017 * config/i386/i386-protos.h: Update.
7019 2005-02-01 Steven Bosscher <stevenb@suse.de>
7021 PR tree-optimization/19217
7022 * tree-cfg.c (verify_expr): Use the data field to see if TP was
7023 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
7024 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
7025 that it is walking a PHI node.
7027 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
7029 * doc/extend.texi (Nested Functions): Update.
7031 2005-02-01 Richard Henderson <rth@redhat.com>
7033 PR 19696
7034 * optabs.c (expand_copysign_absneg): Export.
7035 * optabs.h (expand_copysign_absneg): Declare.
7036 * config/rs6000/rs6000.md (copysigntf3): New.
7038 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7040 PR tree-optimization/19633
7041 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
7042 * tree-ssa-alias.c (init_alias_info): Initialize.
7043 (merge_pointed_to_info): Set.
7044 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
7045 (dump_points_to_info_for): Show value of pt_null.
7046 (struct count_ptr_d): Declare.
7047 (find_ptr_dereference): Remove.
7048 (ptr_is_dereferenced_by): Remove.
7049 (count_ptr_derefs): New local function.
7050 (count_uses_and_derefs): New local function.
7051 (compute_points_to_and_addr_escape): Call it. If the number
7052 of dereferences is greater than zero, mark the pointer as
7053 dereferenced. If there are fewer dereferences than uses of
7054 the pointer, the pointer's value escapes.
7056 2005-02-01 Diego Novillo <dnovillo@redhat.com>
7058 PR tree-optimization/19670
7059 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
7060 here...
7061 (verify_use): ... set it here, instead.
7063 2005-02-01 Janis Johnson <janis187@us.ibm.com>
7065 * doc/sourcebuild.texi (Test directives): Fix formatting.
7067 * doc/sourcebuild.texi (Test directives): Describe selector
7068 expressions.
7070 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7072 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
7073 specific 64-bit CPUs.
7075 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
7077 PR target/16201
7078 * arm.c (arm_eliminable_register): New function.
7079 (adjacent_mem_locations): Don't allow eliminable registers. Use
7080 HOST_WIDE_INT for address offsets.
7081 * arm-protos.h (arm_eliminable_register): Add prototype.
7083 2005-02-01 Steven Bosscher <stevenb@suse.de>
7085 PR optimization/15242
7086 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
7087 * basic-block.h (duplicate_computed_gotos): Add prototype.
7088 * bb-reorder.c (duplicate_computed_gotos): New function to
7089 duplicate sufficiently small blocks ending in a computed jump.
7090 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
7091 if not optimizing for size.
7092 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
7093 never do tail merging for blocks ending in a computed jump.
7094 * doc/invoke.texi: Document the max-goto-duplication-insns param.
7096 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
7098 Patch from Richard Sandiford <rsandifo@redhat.com>
7099 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
7100 from inheriting a subreg equivalence with a non-spill register.
7102 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
7104 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
7106 * config/frv/frv.c (movcc_fp_destination_operand): New.
7107 (gpr_or_memory_operand): Fix typo in comment.
7108 (gpr_or_memory_operand_with_scratch): New.
7109 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
7110 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
7111 movcc_fp_destination_operand.
7112 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
7113 Legitimize memory addresses using a scratch register.
7115 2005-01-31 Jeff Law <law@redhat.com>
7117 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
7118 bitmap a sparse bitmap instead of a simple bitmap.
7119 (mark_def_sites_initialize_block): Corresponding changes.
7120 (ssa_mark_def_sites_initialize_block): Likewise.
7121 (ssa_mark_phi_uses): Likewise.
7122 (mark_def_site, ssa_mark_def_sites): Likewise.
7123 (mark_def_site_blocks): Likewise.
7124 (rewrite_ssa_into_ssa): Likewise.
7126 * tree-ssa-dom.c (record_cond): Pass correct variable type
7127 for last argument to htab_find_slot_with_hash.
7129 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
7130 effects when optimizing 0 % X. Do not try to optimize X % 0.
7132 2005-01-31 James E. Wilson <wilson@specifixinc.com>
7134 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
7135 1_mmalua.
7137 2005-02-01 Eric Christopher <echristo@redhat.com>
7139 * config/mips/mips.c (override_options): Warn if -mint64
7140 is used.
7141 * doc/invoke.texi (MIPS Options): Document that -mint64 is
7142 deprecated.
7144 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
7146 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
7147 timestamp.
7148 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
7149 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
7150 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
7151 (cached_regno): Initialize to INVALID_REGNUM.
7152 (cse_reg_info_table_size,
7153 cse_reg_info_table_first_uninitialized,
7154 cse_reg_info_timestamp): New.
7155 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
7156 get_cse_reg_info.
7157 (init_cse_reg_info, get_cse_reg_info_1): New.
7158 (get_cse_reg_info): Cache the last look-up.
7159 (new_basic_block): Update the code to clear mappings from
7160 registers to cse_reg_info entries.
7161 (cse_main): Call init_cse_reg_info.
7163 * cse.c (get_cse_reg_info): Update a comment.
7165 2005-01-31 Steven Bosscher <stevenb@suse.de>
7167 PR c/19333
7168 * c-decl.c (start_decl): Do not warn about arrays of elements with
7169 an incomplete type here.
7170 (grokdeclarator): Do it here by making a pedwarn an error.
7171 * c-typeck.c (push_init_level): If there were previous errors with
7172 the constructor type, do not warn about braces for initializers.
7173 (process_init_element): Likewise for excess initializer elements.
7175 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
7177 * cse.c (delete_trivially_dead_insn): Don't iterate.
7179 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
7181 * config/rs6000/rs6000.md (copysignsf3): New expand.
7182 (copysigndf3): Likewise.
7184 2005-01-31 Steven Bosscher <stevenb@suse.de>
7186 * recog.c (constrain_operands): Only look for earlyclobber operand
7187 conflicts if an '&' constraint was seen.
7189 2005-01-31 Marc Espie <espie@openbsd.org>
7191 * config.gcc: Don't include embedded systems fragment, switches default
7192 debugging format to ELF.
7193 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
7194 longer pick it up there.
7196 2005-01-31 Dale Johannesen <dalej@apple.com>
7198 * doc/extend.texi (nested functions): Fix linkage description.
7199 Clarify that static is not allowed.
7201 2005-01-31 Dale Johannesen <dalej@apple.com>
7203 * config/rs6000/darwin.md (movsf_low_di): Make work.
7204 (movdf_low_di): Make work.
7206 2005-01-31 Dale Johannesen <dalej@apple.com>
7208 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
7209 Make work for 64 bit.
7211 2005-01-31 Roger Sayle <roger@eyesopen.com>
7212 Dale Johannesen <dalej@apple.com>
7214 PR middle-end/19650
7215 * fold-const.c (fold_binary_op_with_conditional_arg):
7216 Make types match original operands, before STRIP_NOPS.
7218 2005-01-31 Alan Modra <amodra@bigpond.net.au>
7220 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
7221 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
7222 (struct gcc_sigcontext): Delete. Merge contents to..
7223 (struct gcc_ucontext): ..here.
7224 (get_sigcontext): Delete.
7225 (get_regs): New function, like get_sigcontext but return regs ptr.
7226 64-bit version finds regs from r1 to support vdso.
7227 (ppc_linux_aux_vector): New function.
7228 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
7229 and vector regs.
7231 2005-01-31 Ira Rosen <irar@il.ibm.com>
7233 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
7234 sizetype.
7235 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
7236 redundant fold. Fix misalignment for MINUS_EXPR.
7237 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
7238 (vect_analyze_pointer_ref_access): Likewise.
7239 (vect_get_memtag_and_dr): Likewise.
7241 2005-01-31 Richard Henderson <rth@redhat.com>
7243 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
7244 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
7245 absnegdf2_i387, absnegxf2_i387): Likewise.
7247 2005-01-31 Richard Henderson <rth@redhat.com>
7249 PR 19696
7250 * optabs.c (expand_copysign_absneg): New.
7251 (expand_copysign_bit): Split out from ...
7252 (expand_copysign): ... here. Use expand_copysign_absneg.
7254 2005-01-30 Roger Sayle <roger@eyesopen.com>
7256 PR middle-end/19697
7257 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
7258 constant as the second operand and a register as the third.
7260 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
7262 PR target/19704
7263 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
7264 that dllimport'd functions do not use all call-clobbered registers
7265 to pass parameters.
7267 2005-01-30 Richard Henderson <rth@redhat.com>
7269 PR 19696
7270 * optabs.c (expand_absneg_bit): Split out from expand_unop and
7271 expand_abs_nojump and generalize. Use operand_subword and
7272 emit_no_conflict_block. Support large modes.
7273 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
7274 back to maximum.
7275 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
7276 negation to subtraction.
7277 (expand_copysign): Check that the format has signed zeros.
7278 Use operand_subword and emit_no_conflict_block. Support large modes.
7280 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
7282 Fix PR tree-optimization/19624
7284 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
7285 * tree-ssa-pre.c: Add cfgloop.h.
7286 Update comment.
7287 (pre_stats): New member, constified.
7288 (inserted_exprs): New static variable.
7289 (NECESSARY): New macro.
7290 (create_expression_by_pieces): Fold the expression, and
7291 mark it as defaulting to not necessary. Also put in
7292 inserted_exprs.
7293 (fully_constant_expression): New function.
7294 (insert_into_preds_of_block): Modify to not insert phis when we
7295 are playing with induction variables.
7296 Push phis onto the inserted_exprs vector, and mark them as not
7297 necessary by default.
7298 (insert_aux): Call fully_constant_expression on eprime.
7299 If all edges produce the same value, mark it constant.
7300 (mark_operand_necessary): New function.
7301 (remove_dead_inserted_code): New function.
7302 (init_pre): Init loop optimizer to get loop info.
7303 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
7304 (execute_pre): Commit edge inserts, then remove dead code.
7306 2005-01-30 Richard Henderson <rth@redhat.com>
7308 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
7309 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
7311 2005-01-30 Richard Henderson <rth@redhat.com>
7313 PR target/19700
7314 * config/i386/i386.c (ix86_expand_copysign): New.
7315 (ix86_split_copysign_const): New.
7316 (ix86_split_copysign_var): Rename from ix86_split_copysign,
7317 rearrange op1/nmask operands.
7318 * config/i386/i386-protos.h: Update.
7319 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
7320 (copysigndf3): Likewise.
7321 (copysignsf3_const, copysigndf3_const): New.
7322 (copysignsf3_var): Rename from copysignsf3, split out splitter
7323 and fix split predicate for X constraint.
7324 (copysigndf3_var): Similarly.
7326 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
7328 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
7329 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
7330 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
7332 2005-01-29 Richard Henderson <rth@redhat.com>
7334 PR target/19690
7335 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
7336 of # and * in constraints.
7338 2005-01-29 Richard Henderson <rth@redhat.com>
7340 PR middle-end/19689
7341 * expr.c (store_field): Don't strip sub-mode cast when the input
7342 data is even smaller.
7344 2005-01-29 Richard Henderson <rth@redhat.com>
7346 PR middle-end/19687
7347 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7348 union being empty.
7350 2005-01-29 Richard Henderson <rth@redhat.com>
7352 * combine.c (make_field_assignment): Fix argument order
7353 to gen_int_mode.
7355 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7357 PR tree-optimization/15791
7358 * fold-const.c (extract_array_ref): New function.
7359 (fold): Fold comparisons between &a[i] and &a[j] or
7360 semantically equivalent trees.
7362 2005-01-29 Jeff Law <law@redhat.com>
7364 * gcse.c (insert_expr_in_table): Revamp handling of available
7365 and anticipatable occurrence lists to avoid unnecessary list
7366 walking.
7367 (insert_set_in_table): Similarly.
7369 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7371 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7372 build string type.
7373 (c_build_qualified_type): Build qualified array types with
7374 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7375 * c-decl.c (c_make_fname_decl): Build unqualified array type
7376 before qualified type.
7377 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7378 type is qualified, not just if type itself is. Don't apply
7379 qualifiers to array type when declarator is processed. Apply
7380 qualifiers to field type whether or not it is an array type.
7381 Don't handle array types specially for applying qualifiers to
7382 variables.
7383 * c-typeck.c (composite_type): Build unqualified element type and
7384 array type when forming composite of array types.
7385 (common_pointer_type, comptypes, comp_target_types,
7386 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7387 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7388 types.
7389 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7390 (args2) in variables a1 and a2.
7392 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7394 * cse.c (n_elements_made, max_elements_made): Remove.
7395 (insert): Don't touch n_elements_made.
7396 (cse_main): Don't touch n_elements_made or max_elements_made.
7398 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7400 PR target/15384
7401 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7402 configuration part of dp-bit.c to be lost.
7404 2005-01-28 Roger Sayle <roger@eyesopen.com>
7406 * expmed.c (expand_mult_highpart_optab): When attempting to use
7407 a non-widening multiplication in a wider mode, the operands need
7408 to be converted (zero or sign extended) to that mode.
7410 2005-01-28 Ian Lance Taylor <ian@airs.com>
7412 PR middle-end/16558
7413 PR middle-end/19583
7414 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7415 through if both operands fall through.
7417 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7419 * cse.c (fold_rtx) <PC>: Don't optimize.
7421 2005-01-28 Jeff Law <law@redhat.com>
7423 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7424 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7426 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7428 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7429 cse_reg_info_used_list_end): Remove.
7430 (cse_reg_info_list, cse_reg_info_list_free): New.
7431 (get_cse_reg_info): When allocating an instance of
7432 cse_reg_info, add it to the beginning of the cse_reg_info_list
7433 list. Remove code to maintain cse_reg_info_used_list.
7434 (new_basic_block): Reset the free list to the beginning of
7435 cse_reg_info_list.
7437 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7439 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7440 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7441 (frv_expand_mdpackh_builtin): New function.
7442 (frv_expand_builtin): Use it to expand __MDPACKH.
7443 * doc/extend.texi (__MDPACKH): Update documentation.
7445 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7447 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7448 SSE_FLOAT_MODE_P for use_sse computation.
7450 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7452 PR target/19663
7453 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7455 2005-01-27 Richard Henderson <rth@redhat.com>
7457 * builtins.c (expand_builtin_copysign): New.
7458 (expand_builtin): Call it.
7459 * genopinit.c (optabs): Add copysign_optab.
7460 * optabs.c (init_optabs): Initialize it.
7461 (expand_copysign): New.
7462 * optabs.h (OTI_copysign, copysign_optab): New.
7463 (expand_copysign): Declare.
7465 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7466 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7468 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7469 (ix86_expand_fp_absneg_operator): ... here.
7470 (ix86_split_copysign): New.
7471 * config/i386/i386-protos.h: Update.
7472 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7473 (copysignsf3, copysigndf3): New.
7475 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7476 (copysignsf3, ncopysignsf3): New.
7477 (copysigndf3, ncopysigndf3): New.
7478 (copysignxf3, ncopysignxf3): New.
7479 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7481 2005-01-27 Arend Bayer <arend.bayer@web.de>
7482 Kazu Hirata <kazu@cs.umass.edu>
7484 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7485 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7486 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7487 NULL_RTX.
7489 2005-01-27 Jeff Law <law@redhat.com>
7491 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7492 definitions of SSA_NAMEs which are not being rewritten.
7493 (rewrite_ssa_into_ssa): Only initialize the current definition
7494 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7495 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7496 SSA_NAMEs before returning.
7498 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7500 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7501 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7502 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7503 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7504 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7506 2005-01-27 Steven Bosscher <stevenb@suse.de>
7508 PR middle-end/17278
7509 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7510 higher to -O2 and higher. Likewise for tree PRE.
7511 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7512 and better.
7514 2005-01-27 Ian Lance Taylor <ian@airs.com>
7516 PR middle-end/19583
7517 * gimple-low.c (try_catch_may_fallthru): New static function.
7518 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7519 * tree-inline.c (expand_call_inline): Don't warn about reaching
7520 the end of a non-void function being inlined if the function uses
7521 a return slot.
7523 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7525 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7527 PR c/18946
7528 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7529 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7530 (implicitly_declare): Handle error_mark_node.
7532 2005-01-27 Richard Henderson <rth@redhat.com>
7534 PR tree-opt/14329
7535 * tree.h (struct tree_decl): Add debug_expr_is_from.
7536 (DECL_DEBUG_EXPR_IS_FROM): New.
7537 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7538 * dwarf2out.c (dwarf2out_var_location): Update to match.
7539 * tree-outof-ssa.c (create_temp): Likewise.
7540 * var-tracking.c (track_expr_p): Likewise.
7541 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7542 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7543 * toplev.c (default_tree_printer): Likewise.
7545 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7547 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7548 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7550 2005-01-27 Steven Bosscher <stevenb@suse.de>
7552 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7553 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7554 ASM_CLOBBERS): Add tree checks.
7556 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7557 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7558 * c-common.def (SWITCH_STMT): Update to match.
7559 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7560 macros instead of SWITCH_EXPR ones.
7561 * c-dump.c (c_dump_tree): Likewise.
7562 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7563 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7565 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7567 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7569 * unwind-dw2.c (execute_stack_op): Add missing cases for
7570 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7572 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7574 * config.gcc (Obsolete configurations): Remove 'dummy', add
7575 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7576 sparc-*-openbsd*.
7578 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7580 PR tree-optimization/19633
7581 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7582 CALL_EXPRs.
7583 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7584 are no call-clobbered variables.
7585 * tree-outof-ssa.c (check_replaceable): Return false for calls
7586 with side-effects.
7588 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7590 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7591 even for variables with NULL DECL_INITIAL.
7593 2005-01-26 Stuart Hastings <stuart@apple.com>
7595 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7597 2005-01-26 Richard Henderson <rth@redhat.com>
7599 PR middle-end/18008
7600 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7601 field's type.
7602 * expr.c (store_field): Strip conversions to odd-bit-sized types
7603 if the destination field width matches.
7605 2005-01-26 Richard Henderson <rth@redhat.com>
7607 * c-decl.c, expmed.c, expr.c: Revert last change.
7609 2005-01-26 Richard Henderson <rth@redhat.com>
7611 PR middle-end/18008
7612 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7613 field's type.
7614 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7615 if we don't need the bits above those present in the current mode.
7616 * expr.c (store_field): Strip conversions to odd-bit-sized types
7617 if the destination field width matches.
7619 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7621 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7622 either -ffast-math or -funsafe-math-optimizations is in use.
7624 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7626 PR target/19293
7627 PR target/19329
7628 * config/avr/avr.c (notice_update_cc): Only set condition code for
7629 ashrqi3 if shift count > 0.
7630 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7631 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7632 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7633 count <= 0 as a no-op, and shift count >= width by copying zero
7634 or sign bit to all bits of the result.
7635 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7636 count, with attribute "length" set to 0 and "cc" set to "none".
7638 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7640 * doc/invoke.texi: Document -mTLS.
7642 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7643 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7644 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7645 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7646 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7647 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7648 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7649 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7651 * configure.ac: Check for a TLS capable gas.
7653 * configure: Regenerate.
7655 2005-01-26 Richard Henderson <rth@redhat.com>
7657 PR middle-end/18008
7658 * combine.c (make_field_assignment): Simplify store to zero_extract
7659 from a source with an overlapping mask.
7661 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7663 2004-11-11 Eric Christopher <echristo@redhat.com>
7665 * config/frv/frv.md: Add fr400_integer automaton. Don't
7666 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7667 to TYPE_MACC.
7669 2005-01-26 Steven Bosscher <stevenb@suse.de>
7671 PR middle-end/16585
7672 * cfgbuild.c (make_edges): Do not clear or set
7673 current_function_has_computed_jump.
7674 * function.h (struct function): Remove the has_computed_jump field.
7675 (current_function_has_computed_jump): Do not define.
7676 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7677 in a computed jump. Ignore current_function_has_computed_jump.
7679 2005-01-26 Richard Henderson <rth@redhat.com>
7681 PR middle-end/19515
7682 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7683 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7684 fully initialized.
7685 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7686 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7687 objects into static storage if they have more than one non-zero value.
7688 * tree.h (categorize_ctor_elements): Update decl.
7690 2005-01-26 Steven Bosscher <stevenb@suse.de>
7692 PR middle-end/19616
7693 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7694 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7695 to this function from 2004-07-10.
7696 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7697 the current function for tail call optimizations if the address
7698 of one of it its arguments is taken.
7700 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7702 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7704 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7706 * function.c (expand_function_end): If current_function_calls_alloca,
7707 emit stack restore in a place that is reached when the function falls
7708 through at the end.
7710 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7712 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7713 rule to avoid matching inappropriate suffix rule.
7715 2005-01-26 Jan Hubicka <jh@suse.cz>
7717 PR tree-optimization/19241
7718 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7720 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7722 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7723 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7724 of doubling.
7725 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7726 <sim*>: Always use crt1.o, regardless of N in simN.
7727 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7728 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7729 (CRT_CALL_STATIC_FUNCTION): Remove.
7730 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7731 use crt1.o, regardless of N in simN.
7732 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7733 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7734 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7735 case isystem setting.
7736 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7738 2005-01-25 Ian Lance Taylor <ian@airs.com>
7740 * gimple-low.c (block_may_fallthru): Correct handling of
7741 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7743 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7745 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7746 handlers to match indentation; nested under the mtune=* handler.
7747 Similar for mcpu= and march=.
7749 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7751 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7752 * config/mips/linux64.h (LIB_SPEC): Likewise.
7753 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7754 * config/sh/linux.h (LIB_SPEC): Likewise.
7756 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7758 * config/frv/frv.c (frv_legitimize_tls_address): New.
7759 (TARGET_HAVE_TLS): Define.
7760 (FRV_SYMBOL_REF_TLS_P): Define.
7761 (frv_override_options): Handle new register classes.
7762 (frv_legitimate_address_p): Reject tls addresses.
7763 (frv_legitimize_address): Handle TLS addresses.
7764 (gen_inlined_tls_plt): New.
7765 (gen_tlsmoff): New.
7766 (frv_legitimize_tls_address): New.
7767 (unspec_got_name): Add TLS entries.
7768 (got12_operand): Add R_FRV_TLSMOFF12 case.
7769 (frv_emit_move): Fixup TLS addresses.
7770 (frv_emit_movsi): Legitimize TLS addresses.
7772 * config/frv/frv.h (MASK_BIG_TLS): New.
7773 (TARGET_BIG_TLS): New.
7774 (HAVE_AS_TLS): Define.
7775 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7776 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7777 (REG_CLASS_NAMES): Same.
7778 (REG_CLASS_CONTENTS): Same.
7779 (CONSTRAINT_LEN): New.
7780 (REG_CLASS_FROM_CONSTRAINT): New.
7781 (PREDICATE_CODES): Add symbolic_operand.
7783 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7784 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7785 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7786 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7787 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7788 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7789 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7790 GR9_REG, GR14_REG, LRREG.
7791 (type): Add load_or_call attribute.
7792 ("load_or_call"): New reservation.
7793 ("call_gettlsoff"): New.
7794 ("tls_indirect_call"): New.
7795 ("tls_load_gottlsoff12"): New.
7796 ("tlsoff_hilo"): New.
7797 ("tls_tlsdesc_ldd"): New.
7798 ("tls_tlsoff_ld"): New.
7799 ("tls_lddi"): New.
7801 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7803 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7805 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7806 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7807 * config/frv/frv.c (TLS_BIAS): Define.
7808 (frv_output_dwarf_dtprel): New.
7810 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7812 PR rtl-optimization/19579
7813 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7814 both A and B, see if they don't clobber registers the other expr uses.
7816 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7818 * real.c (do_add): Initialize signalling and canonical members.
7820 * real.c (real_from_integer): Zero out destination.
7822 2005-01-18 Jan Hubicka <jh@suse.cz>
7824 PR tree-optimize/19337
7825 * tree-inline.c (initialize_inlined_parameters): Copy
7826 saved_static_chain_decl only.
7828 2005-01-25 Richard Henderson <rth@redhat.com>
7830 PR target/19556
7831 PR target/19584
7832 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7833 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7834 80387 enabled, to return a proper subclass. Return the subset that
7835 overlaps with GENERAL_REGS for PLUS.
7836 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7838 2005-01-25 Richard Henderson <rth@redhat.com>
7840 PR middle-end/19609
7841 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7843 2005-01-25 Roger Sayle <roger@eyesopen.com>
7845 * expmed.c (choose_multiplier): Change interface to return the
7846 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7847 (expand_divmod): Update calls to choose_multiplier.
7849 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7851 PR middle-end/19330
7852 * expmed.c (extract_bit_field): Use adjust_address instead of
7853 gen_lowpart when op0 is a MEM.
7855 2005-01-24 Steven Bosscher <stevenb@suse.de>
7857 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7859 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7861 * config/mips/irix-csr.c: New file.
7862 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7863 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7864 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7865 executables.
7867 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7869 PR bootstrap/19364
7870 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7871 sparc/elf.h, add sparc/sp-elf.h.
7872 (sparc-*-rtems*): Likewise.
7873 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7874 tm-dwarf2.h, add sparc/sp-elf.h.
7875 (sparc86x-*-elf): Likewise.
7876 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7877 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7878 TARGET_OS_CPP_BUILTINS.
7879 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7880 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7881 Undefine it.
7882 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7883 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7884 (SWITCH_TAKES_ARG): Likewise.
7885 (LOCAL_LABEL_PREFIX): Likewise.
7886 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7887 (TARGET_N_FORMAT_TYPES): Delete.
7888 (TARGET_FORMAT_TYPES): Likewise.
7889 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7890 * config/sparc/elf.h: Delete.
7891 * config/sparc/sp-elf.h: New file.
7893 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7895 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7896 * tree-flow.h: Remove the corresponding prototype.
7897 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7898 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7900 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7902 PR target/17751
7903 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7904 for AIX ABI or ELF -fPIC.
7905 (rs6000_emit_load_toc_table): Don't create toc_section here.
7906 (rs6000_xcoff_file_start): Nor here.
7908 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7910 * sh.c (ra.h): Don't #include.
7911 (hard_regs_intersect_p): New function, resurrected from ra.c.
7913 * sh.c: Fix 1996 Copyright.
7915 2005-01-24 Richard Henderson <rth@redhat.com>
7916 Aldy Hernandez <aldyh@redhat.com>
7918 * regrename.c (note_sets): Handle subregs.
7920 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7922 PR bootstrap/18058
7923 * genconditions.c (write_header, write_conditions): Elide file if
7924 not GCC >= 3.0.1.
7926 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7928 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7929 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7930 Update copyright.
7932 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7934 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7935 expand_builtin_printf, expand_builtin_fprintf,
7936 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7937 checking against POINTER_TYPE.
7938 (validate_arglist): Handle POINTER_TYPE code by checking
7939 POINTER_TYPE_P.
7941 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7943 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7944 init_rtlanal): New.
7945 (for_each_rtx): Call for_each_rtx_1.
7946 * rtl.h (init_rtlanal): Declare.
7947 * toplev.c (backend_init): Call init_rtlanal.
7949 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7951 * flow.c (propagate_one_insn): Formatting.
7953 PR middle-end/19551
7954 * flow.c (libcall_dead_p): Be more conservative if unsure.
7955 If there are any instructions between insn and call, see if they are
7956 all dead before saying the libcall is dead.
7958 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7960 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7961 operand constraint for operand 0.
7963 2005-01-23 Richard Henderson <rth@redhat.com>
7965 PR 19486
7966 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7967 edges leading to join block.
7969 2005-01-23 Roger Sayle <roger@eyesopen.com>
7971 * expmed.c (expand_mult_highpart): Make static. Change type of
7972 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7973 (expand_divmod): Updates calls to expand_mult_highpart by using
7974 gen_int_mode to pass a CONST_INT rtx.
7975 * rtl.h (expand_mult_highpart): Remove prototype.
7977 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7979 * flow.c (regset_bytes, regset_size): Remove.
7981 * cfganal.c: Fix a reference to Harvey's paper.
7983 2005-01-23 Steven Bosscher <stevenb@suse.de>
7985 PR rtl-optimization/19464
7986 * tree-optimize.c (init_tree_optimization_passes): Add one more
7987 copyrename pass just before out-of-ssa.
7989 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7991 PR bootstrap/18058
7992 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7993 * ggc-none.c (ggc_free): Define.
7995 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7997 * cse.c (max_reg, max_insn_uid): Remove.
7998 (cse_main): Don't access max_reg or max_insn_uid.
8000 * c-common.c (explicit_flag_signed_bitfields,
8001 lang_statement_code_p, lang_expand_function_end): Remove.
8002 * c-common.h: Remove the corresponding declarations.
8003 * c-opts.c (c_common_handle_option): Remove all write access
8004 to explicit_flag_signed_bitfields.
8006 * cgraph.c (cgraph_varpool_n_nodes): Remove.
8007 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
8008 * cgraph.h: Remove the corresponding declaration.
8010 * gcse.c (null_pointer_info): Remove.
8012 2005-01-23 Roger Sayle <roger@eyesopen.com>
8013 Eric Botcazou <ebotcazou@libertysurf.fr>
8015 * combine.c (simplify_logical): Only simplify logical expressions
8016 of the form ior(and(x,y),z) by the inverse distributive law if the
8017 result is cheaper than the original.
8019 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
8021 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
8022 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
8023 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
8024 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
8025 config/freebsd-spec.h, config/arm/arm.h,
8026 config/h8300/h8300.md, config/i386/i386.md,
8027 config/i386/predicates.md, config/i386/sse.md,
8028 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
8029 config/vax/vax.md: Fix comment typos. Follow spelling
8030 conventions.
8032 2005-01-23 Steven Bosscher <stevenb@suse.de>
8034 * gengtype.c (walk_type): Produce `not equal to' compares for loop
8035 tests, instead of `less than'.
8037 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
8039 * function.c (assign_parm_setup_block): When creating a new stack slot
8040 for a parameter, get its alignment from the parameter's DECL_ALIGN
8041 rather than the type's TYPE_ALIGN. Make sure that the parameter
8042 is at least word aligned.
8044 2005-01-22 Roger Sayle <roger@eyesopen.com>
8046 PR middle-end/19378
8047 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
8049 2005-01-22 Richard Henderson <rth@redhat.com>
8051 PR target/19506
8052 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
8053 in both compare operands.
8054 (movdfcc_1_sse_max): Likewise.
8055 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
8056 (movdfcc_1_sse): Likewise.
8057 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
8058 scratch register as needed.
8060 2005-01-22 Richard Henderson <rth@redhat.com>
8062 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
8064 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
8066 2005-01-22 Richard Henderson <rth@redhat.com>
8068 * genopinit.c (optabs): Use smin/smax for floating point too.
8069 * doc/md.texi: Update to match. Clarify that floating point
8070 results are undefined for +0/-0 and NaN.
8071 * doc/rtl.texi: Likewise.
8072 * rtl.def (SMIN, SMAX): Likewise
8073 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
8075 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
8076 leading 's' to the name.
8077 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
8078 smaxxf3, sminxf3): Likewise.
8079 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
8080 Likewise.
8082 2005-01-22 Paul Brook <paul@codesourcery.com>
8084 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
8086 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
8088 * config/s390/s390.c (struct processor_costs): New fields
8089 dlgr, dlr, dr, dsgfr, dsgr.
8090 (z900_cost, z990_cost): Values for new fields.
8091 (s390_rtx_costs): New cases MEM und COMPARE in switch
8092 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
8093 DIV, MOD, UDIV, UMOD.
8095 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8097 * config/s390/s390.md ("doloop_si64"): Reload input value directly
8098 into the register being decremented.
8099 ("doloop_si31", "doloop_di"): Likewise.
8100 ("*doloop_si_long"): Adapt pattern.
8102 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
8104 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
8105 access registers.
8106 (CLASS_MAX_NREGS): Likewise.
8108 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
8110 * doc/tree-ssa.texi (Statement Operands): Add example for new
8111 must-def macro. Note deprecation of old operands interface.
8113 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
8115 PR tree-optimization/19484
8116 * tree-cfg.c (remove_fallthru_edge): New function.
8117 (cleanup_control_flow): Remove fallthru edges from calls that are
8118 now known not to return.
8120 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8122 Fix PR tree-optimization/19038
8123 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
8124 copies with loop variant ones.
8126 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
8128 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
8129 config/alpha/alpha-protos.h, config/alpha/alpha.h,
8130 config/alpha/alpha.md, config/alpha/predicates.md,
8131 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
8132 config/sparc/sol2.h: Update copyright.
8134 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
8135 first label to see if it is a nonlocal label.
8137 2005-01-22 David Edelsohn <edelsohn@gnu.org>
8138 Andrew Pinski <pinskia@physics.uc.edu>
8140 PR target/19491
8141 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
8142 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
8144 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8146 * config/rs6000/rtems.h: Update copyright.
8148 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
8150 PR target/19548
8151 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
8152 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
8153 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
8155 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8157 PR c/18809
8158 * c-typeck.c (convert_arguments): Check for error_mark_node.
8160 2005-01-21 Ian Lance Taylor <ian@airs.com>
8162 PR tree-optimization/13000
8163 * tree-inline.c: Include "tree-flow.h".
8164 (expand_call_inline): If warn_return_type, warn if non-void inline
8165 function falls through.
8166 * tree-cfg.c (execute_warn_function_return): Don't warn about
8167 control reaching end if TREE_NO_WARNING is set. Set
8168 TREE_NO_WARNING.
8169 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
8170 has been lowered.
8171 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
8172 branch if we don't need one.
8173 * c-typeck.c: Include "tree-flow.h"
8174 (c_finish_bc_stmt): Don't add a goto if the current statement
8175 list doesn't fall through to the current point.
8177 2005-01-21 Roger Sayle <roger@eyesopen.com>
8179 PR rtl-optimization/576
8180 * real.c (real_arithmetic): Change return type from void to bool
8181 to return an indication that the result may be inexact.
8182 * real.h (real_arithmeric): Update prototype.
8183 * fold-const.c (const_binop): Don't constant fold floating
8184 point expressions when the user specifies -frounding-math and
8185 the result may depend upon the run-time rounding mode.
8186 (fold_convert_const_real_from_real): Clean-up.
8187 (fold_initializer): Ignore flag_rounding_math for initializers.
8188 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
8189 constant fold FP operations with flag_rounding_math if the
8190 result may depend upon the run-time rounding mode.
8192 2005-01-21 Tom Tromey <tromey@redhat.com>
8194 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
8196 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
8198 * tree-cfg.c: Fix comment typos.
8200 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
8202 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
8203 around the call to rest_of_handle_branch_target_load_optimize.
8205 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8207 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
8208 (sparc64-*-openbsd*): Likewise.
8209 (sparclite-*-elf*): Include tm-dwarf2.h.
8210 (sparc86x-*-elf*): Likewise.
8211 (sparc64-*-elf*): Likewise.
8212 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
8213 (DBX_DEBUGGING_INFO): Likewise.
8214 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
8215 (PREFERRED_DEBUGGING_TYPE): Likewise.
8216 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
8217 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
8218 (PREFERRED_DEBUGGING_TYPE): Likewise.
8219 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
8220 (PREFERRED_DEBUGGING_TYPE): Likewise.
8221 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
8223 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
8225 PR target/18701
8226 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
8228 2005-01-20 Paul Brook <paul@codesourcery.com>
8230 * doc/rtl.texi: Document value extension requirements for CONST_INT.
8232 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8234 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
8235 label is first in a sequence of labels.
8237 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
8239 2005-01-20 Janis Johnson <janis187@us.ibm.com>
8240 Giovanni Bajo <giovannibajo@gcc.gnu.org>
8242 * doc/sourcebuild.texi (Test Directives): New.
8244 2005-01-20 Roger Sayle <roger@eyesopen.com>
8246 * real.c (real_floor): Don't leave the result uninitialized when
8247 mode is VOIDMode, but return the unrounded intermediate value.
8248 (real_ceil): Likewise.
8250 2005-01-20 Paul Brook <paul@codesourcery.com>
8252 * config/arm/arm.md (insv): Use gen_int_mode.
8254 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
8256 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
8257 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8258 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8259 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8260 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
8262 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
8264 Fix PR debug/19124
8265 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
8266 fbreg, so we have to assume we can't.
8267 (loc_descriptor_from_tree_1): Ditto.
8268 (containing_function_has_frame_base): New function.
8269 (add_location_or_const_value_attribute): Use it.
8270 Also try to generate a frame_base from a single element location
8271 list.
8273 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8275 PR tree-optimization/15349
8276 * timevar.def (TV_TREE_MERGE_PHI): New.
8277 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
8278 PHI_WANTED.
8279 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
8280 calls to tree_forwarder_block_p.
8281 (remove_forwarder_block_with_phi, merge_phi_nodes,
8282 gate_merge_phi, pass_merge_phi): New.
8283 * tree-optimize.c (init_tree_optimization_passes): Add
8284 pass_merge_phi.
8285 * tree-pass.h: Add an extern for pass_merge_phi;
8287 2005-01-20 Richard Henderson <rth@redhat.com>
8289 PR target/19418
8290 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
8291 (_mm_castps_pd, _mm_castps_si128): New.
8292 (_mm_castsi128_ps, _mm_castsi128_pd): New.
8294 2005-01-20 Richard Henderson <rth@redhat.com>
8296 PR target/19530
8297 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
8298 __builtin_ia32_vec_init_v2si.
8299 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
8300 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
8301 (ix86_init_mmx_sse_builtins): Create it.
8302 (ix86_expand_builtin): Expand it.
8303 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
8304 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
8305 (vec_extractv2si_0, vec_extractv2si_1): New.
8307 2005-01-20 Richard Henderson <rth@redhat.com>
8309 PR target/16533
8310 * config/i386/i386.c (ix86_expand_push): New.
8311 * config/i386/mmx.md (push<MMXMODE>1): New.
8312 * config/i386/sse.md (push<SSEMODE>1): New.
8313 * config/i386/i386-protos.h: Update.
8315 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
8317 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
8318 copyright.
8320 2005-01-20 Richard Henderson <rth@redhat.com>
8322 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
8323 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
8325 2005-01-19 Richard Henderson <rth@redhat.com>
8327 PR target/19350
8328 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
8329 to V4SFmode in SSE1 fallback load path.
8331 2005-01-19 Richard Henderson <rth@redhat.com>
8333 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
8334 in QImode expansion to ix86_expand_vector_set.
8335 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
8337 2005-01-19 Richard Henderson <rth@redhat.com>
8339 PR target/19511
8340 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8341 subclass of the input class.
8342 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8343 Always true for cross-SSE1 classes. Rationalize conditionals.
8344 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8345 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8346 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8347 (movdi_2): Add MMX/SSE zeros.
8348 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8349 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8350 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8351 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8352 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8353 (zero_extendsidi2_rex64_1): Remove.
8354 (MOV0 peephole): Check GENERAL_REG_P.
8356 2005-01-19 Richard Henderson <rth@redhat.com>
8358 PR target/19427
8359 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8360 shufps elements.
8361 (ix86_expand_vector_extract): Likewise.
8363 2005-01-19 Richard Henderson <rth@redhat.com>
8365 PR middle-end/19304
8366 * expr.c (emit_move_change_mode): New argument force; use
8367 simplify_gen_subreg if true.
8368 (emit_move_via_alt_mode): Merge into ...
8369 (emit_move_via_integer): ... here.
8370 (emit_move_ccmode): Use emit_move_change_mode directly.
8372 2005-01-19 Richard Henderson <rth@redhat.com>
8374 PR target/19518
8375 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8376 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8377 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8378 rtl if true.
8379 (alpha_emit_set_const): Likewise. Make static.
8380 (alpha_emit_set_long_const): Make static.
8381 (alpha_extract_integer): Split out from alpha_expand_mov.
8382 (alpha_split_const_mov): Likewise.
8383 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8384 (alpha_legitimate_constant_p): New.
8385 * config/alpha/alpha-protos.h: Update.
8386 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8387 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8388 * config/alpha/alpha.md (movsi): Add n alternative.
8389 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8390 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8391 (splitters for all of the above): Use alpha_split_const_mov.
8392 * config/alpha/predicates.md (non_add_const_operand): New.
8393 (non_zero_const_operand): New.
8394 (input_operand): Use alpha_legitimate_constant_p after reload.
8396 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8398 PR tree-optimization/19038
8399 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8400 (add_candidate): Add ivs with increment in latch only if
8401 allow_ip_end_pos_p is true.
8402 (determine_iv_cost): Use empty_block_p.
8404 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8406 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8407 (compute_dominance_frontiers): Ditto.
8409 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8411 PR target/19529
8412 * config/sh/t-rtems: New.
8413 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8415 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8417 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8418 the offset of the selected field.
8420 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8422 * tree-cfg.c (remove_forwarder_block): Fix the check to
8423 prevent a nonlocal label from appearing in the middle of a
8424 basic block.
8426 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8428 PR rtl-optimization/19462
8429 * reorg.c (find_end_label): Create return insn only if
8430 current_function_epilogue_delay_list is empty.
8432 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8434 * doc/passes.texi: Remove paragraph mentioning new-ra.
8436 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8438 PR rtl-optimization/15139
8439 * combine.c: Include params.h.
8440 (count_rtxs): New function.
8441 (record_value_for_reg): If replace_rtx would replace at least
8442 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8443 (clobber (const_int 0)) instead of TEM.
8444 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8445 * params.h (MAX_LAST_VALUE_RTL): New.
8446 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8447 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8449 PR c/17297
8450 * c-typeck.c (digest_init): Only call build_vector if all constructor
8451 elements are *_CST nodes.
8452 * gimplify.c (gimplify_init_constructor): Likewise.
8454 PR middle-end/19164
8455 * c-typeck.c (digest_init): Only call build_vector if inside_init
8456 is a CONSTRUCTOR.
8458 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8460 * toplev.c (init_asm_output): Remove dead #ifdef.
8462 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8464 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8466 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8468 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8469 accessing DECL_FUNCTION_CODE.
8470 * dojump.c (do_jump): Likewise.
8471 * gimplify.c (gimplify_call_expr): Likewise.
8472 * predict.c (expr_expected_value): Likewise.
8473 (strip_builtin_expect): Likewise.
8474 * tree-inline.c (estimate_num_insns_1): Likewise.
8475 * tree-ssa-loop-im.c (stmt_cost): Likewise
8476 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8477 (tree_expr_nonnegative_p): Likewise.
8479 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8481 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8482 variant of the load_pcrel_sym pattern.
8483 * config/sparc/sparc.md (P macro): Move to the top.
8484 (load_pcrel_sym): Macroize using P.
8485 (save_register_window): Likewise.
8487 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8489 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8490 ("sordered"): Same.
8492 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8494 PR C/19472
8495 * c-typeck.c (build_asm_expr): Strip nops off
8496 input memory operands.
8498 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8500 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8501 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8502 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8503 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8505 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8507 PR target/19379
8508 * config/i386/i386.c (override_options): If the 80387 is disabled,
8509 then do not return FP values using FP registers.
8511 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8513 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8514 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8515 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8516 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8517 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8518 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8519 output.h, postreload-gcse.c, postreload.c, recog.c,
8520 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8521 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8522 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8523 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8524 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8525 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8526 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8527 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8529 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8530 config/alpha/alpha.c, config/arm/vfp.md,
8531 config/i386/emmintrin.h, config/i386/i386-modes.def,
8532 config/i386/i386-protos.h, config/i386/i386.h,
8533 config/i386/pmmintrin.h, config/i386/ppro.md,
8534 config/i386/predicates.md, config/i386/xmmintrin.h,
8535 config/i860/i860.c, config/ia64/ia64-modes.def,
8536 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8537 config/ia64/ia64.md, config/ia64/itanium1.md,
8538 config/ia64/itanium2.md, config/ia64/predicates.md,
8539 config/iq2000/iq2000.h, config/mips/linux64.h,
8540 config/rs6000/aix41.h, config/rs6000/aix43.h,
8541 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8542 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8543 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8544 config/sparc/linux64.h, config/sparc/litecoff.h,
8545 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8546 config/sparc/sparc.h, config/sparc/sparc.md,
8547 config/sparc/sysv4-only.h: Update copyright.
8549 2005-01-18 Richard Henderson <rth@redhat.com>
8551 PR target/19496
8552 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8554 2005-01-18 Marc Espie <espie@openbsd.org>
8555 * config/i386/openbsdelf.h: Typo.
8557 2005-01-18 Richard Henderson <rth@redhat.com>
8559 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8560 special case for sse.
8561 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8563 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8565 * tree-inline.c (estimate_num_insns_1): Added cases for
8566 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8568 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8570 PR rtl-optimization/19296
8571 * combine.c (simplify_comparison): Rewrite the condition under
8572 which a non-paradoxical SUBREG of a PLUS can be lifted when
8573 compared against a constant.
8575 2005-01-18 Andi Kleen <ak@muc.de>
8577 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8578 * c.opt (-Wpointer-sign): Add.
8579 * doc/invoke.texi: (-Wpointer-sign): Add.
8581 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8583 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8584 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8585 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8586 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8587 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8588 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8589 for TARGET_MIX_SSE_I387.
8590 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8591 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8592 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8593 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8594 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8595 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8596 TARGET_MIX_SSE_I387.
8597 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8598 from expander.
8600 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8602 PR target/19424
8603 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8604 Add movaps alternative for xmm reg->reg move.
8606 2005-01-17 Jeff Law <law@redhat.com>
8608 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8609 at the end of the main DOM loop rather than just before DOM exits.
8611 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8613 PR tree-optimization/19121
8614 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8615 adding aliases to a name tag, also add them to the pointer's
8616 type tag.
8617 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8618 sensitive alias info at all. Only check that the two pointers
8619 have compatible pointed-to sets.
8620 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8621 a pointer's type tag is a superset of the alias set of the
8622 pointer's name tag.
8624 2005-01-17 James E Wilson <wilson@specifixinc.com>
8626 PR target/19357
8627 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8628 comment to document why.
8630 2005-01-17 Richard Henderson <rth@redhat.com>
8632 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8633 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8634 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8635 sse2_vmsminv2df3_finite): New.
8636 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8637 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8638 Force op1 into register.
8640 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8642 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8643 bubblestrap from always rebuilding build directory.
8645 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8647 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8648 ("*cmpmem_short"): Likewise.
8650 2005-01-17 Steven Bosscher <stevenb@suse.de>
8652 * basic-block.h: Document BB_* flags.
8653 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8654 use an sbitmap instead.
8655 * sched-rgn.c (compute_trg_info): Likewise.
8657 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8659 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8660 redundant target_cpu_default and extra_parts lines. Use the default
8661 "from-abi" ISA.
8662 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8663 (SUBTARGET_EXTRA_SPECS): Delete.
8664 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8665 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8666 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8667 and "n32" for -mabi=n32.
8669 2005-01-17 Ian Lance Taylor <ian@airs.com>
8671 PR c/5675
8672 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8673 fold constant variables into initial values.
8675 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8677 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8679 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8680 through the statements backward.
8682 2005-01-17 Ian Lance Taylor <ian@airs.com>
8684 PR middle-end/13127:
8685 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8686 a variable set to the return value of the inlined function.
8688 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8690 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8691 when modes are tieable.
8693 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8695 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8696 of pthread_create to find out if threads are enabled.
8697 * gthr-posix95.h (__gthread_active_p): Likewise.
8699 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8701 * common.opt (-fnew-ra): Remove.
8702 * ra*.*: Remove.
8703 * toplev.h (flag_new_regalloc): Remove.
8704 * Makefile.in (ra*.*): Don't mention.
8705 * passes.c (rest_of_handle_new_regalloc): Remove.
8706 (rest_of_handle_combine, rest_of_compilation): Always consider
8707 flag_new_regalloc as false.
8708 * doc/invoke.texi: Don't document -fnew-ra.
8710 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8712 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8713 last parameter to reg_scan.
8714 * loop.c (loop_optimize): Likewise.
8715 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8716 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8717 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8718 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8719 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8720 * regclass.c (reg_scan): Likewise, for the declaration.
8721 * rtl.h (reg_scan): Likewise, for the prototype.
8723 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8725 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8726 mark_dfs_back_edges.
8728 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8730 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8731 (compute_avail): Uses don't go in tmp_gen.
8733 2005-01-16 Steven Bosscher <stevenb@suse.de>
8735 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8736 loop to look for a free slot in a page entry.
8738 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8740 PR target/16304
8741 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8742 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8743 just before targetm.asm_out.file_end.
8744 * tree.h (process_pending_assemble_output_defs): Declare.
8745 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8746 New functions.
8747 (assemble_alias): Defer generation of assembly code for defines when
8748 TARGET_DEFERRED_OUTPUT_DEFS is true.
8749 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8750 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8751 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8753 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8755 PR target/19336
8756 * pa.c (pa_scalar_mode_supported_p): New function.
8757 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8758 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8760 * pa-protos.h (prefetch_operand): Delete.
8761 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8762 * pa.c (prefetch_operand): Delete.
8763 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8764 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8765 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8766 and prefetch_nocc_operand.
8767 * pa.md (prefetch): Rework to avoid reload problems handling short
8768 displacements when a cache control completer needs to be provided.
8769 (prefetch_32, prefetch_64): Delete.
8770 (prefetch_cc, prefetch_nocc): New patterns.
8772 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8774 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8776 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8778 PR ada/19388
8779 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8780 exceeds maximum alignment for global common data.
8781 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8782 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8784 2004-01-15 Roger Sayle <roger@eyesopen.com>
8786 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8788 2004-01-15 Roger Sayle <roger@eyesopen.com>
8790 * harg-reg-set.h (reg_class_names): Prototype global array.
8791 * regclass.c (reg_class_names): Declare here and initialize to
8792 REG_CLASS_NAMES.
8793 (dump_regclass): Remove local declaration of reg_class_names.
8794 (regclass): Likewise.
8795 * cfg.c (dump_flow_info): Likewise.
8796 * ra-debug.c (reg_class_names): Likewise.
8797 * regrename.c (reg_class_names): Likewise.
8798 * reload.c (reg_class_names): Likewise.
8799 * reload1.c (spill_failure): Likewise.
8800 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8802 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8804 * config/s390/s390.md ("reload_outti"): Remove predicate for
8805 output operand. Abort if operand is not a MEM.
8806 ("reload_outdi", "reload_outdf"): Likewise.
8808 2005-01-15 Marc Espie <espie@openbsd.org>
8810 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8811 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8812 * config/openbsd.h: Fix C++ includes for native configurations.
8813 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8814 Add trampoline support.
8815 * config/i386/openbsdelf.h: New.
8817 2005-01-15 Marc Espie <espie@openbsd.org>
8819 * collect2.c (main): Explicitly parse -dynamic-linker option.
8821 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8823 PR tree-optimization/19060
8824 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8825 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8826 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8827 and handle extract_range_from_cond returning false.
8828 * fold-const.c (fold): Optimize comparisons with min/max even for
8829 width > HOST_BITS_PER_WIDE_INT.
8831 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8833 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8834 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8835 Remove little endian multilib variants.
8836 Add mips32 multilib variant.
8838 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8840 * explow.c (copy_all_reg, stabilize): Remove.
8841 * expr.h: Remove the corresponding prototypes.
8843 * rtlanal.c (regs_set_between_p): Remove.
8844 * rtl.h: Remove the corresponding prototype.
8846 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8848 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8849 to rs6000_nonimmediate_operand.
8850 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8851 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8852 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8853 rs6000_nonimmediate_operand.
8854 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8855 rs6000_nonimmediate_operand.
8857 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8859 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8861 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8863 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8864 on e500v2.
8865 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8866 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8868 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8869 (rs6k_nonimmediate_operand): New.
8870 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8871 correctly.
8872 (legitimate_lo_sum_address_p): Same.
8873 (rs6000_legitimize_address): Same.
8874 (rs6000_legitimize_reload_address): Same.
8875 (rs6000_legitimate_address): Same.
8876 (spe_build_register_parallel): Pass DF and DC modes in a DI
8877 register.
8879 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8880 to rs6k_nonimmediate_operand.
8882 * config/rs6000/spe.md ("*frob_df_di"): New.
8883 ("*frob_di_df"): New.
8884 ("*frob_di_df_2"): New.
8885 ("*mov_sidf_e500_subreg0"): New.
8886 ("*mov_sidf_e500_subreg4"): New.
8887 ("*movdf_e500_double"): Change predicate to
8888 rs6k_nonimmediate_operand.
8890 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8892 * postreload.c (move2add_note_store): Only call
8893 trunc_int_for_mode on scalar integers.
8895 2005-01-14 Steven Bosscher <stevenb@suse.de>
8897 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8898 replace BB_VISITED uses.
8899 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8900 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8901 (tree_dce_done): Free visited_control_parents.
8902 (perform_tree_ssa_dce): Allocate and clear it.
8903 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8904 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8905 instead of BB_VISITED.
8907 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8909 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8910 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8911 Remove unused prototypes.
8913 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8915 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8916 64-bit register usage.
8917 (spe_func_has_64bit_regs_p): Add FIXME note.
8919 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8921 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8922 flag_finite_math_only with flag_unsafe_math_optimizations.
8924 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8926 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8927 end-of-stack check.
8928 (__tpf_eh_return): Copy TPF private stack area from the module
8929 boundary stack frame. Add check for when module addresses are
8930 equal, but no stub address is found.
8932 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8934 PR target/7525
8935 * arm.h (struct machine_function): Add call_via field.
8936 (thumb_call_via_label): Declare.
8937 * arm.c (thumb_call_via_label): New variable.
8938 (thumb_call_reg_needed): New variable.
8939 (arm_output_function_epilogue): For Thumb code, output any per-function
8940 call-indirect trampolines.
8941 (thumb_call_via_reg): New function.
8942 (arm_file_end): New function.
8943 (TARGET_ASM_FILE_END): Call arm_file_end.
8944 (aof_file_end): Likewise.
8945 * arm-protos.h (thumb_call_via_reg): Declare.
8946 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8947 thumb_call_via_reg in normal case.
8949 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8951 PR middle-end/19084
8952 PR rtl-optimization/19348
8953 * recog.c (peephole2_optimize): Do global life update if some peephole
8954 decides it doesn't need at least one of its inputs and that change
8955 influences liveness at the start of the basic block.
8957 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8958 arguments instead of 1.
8960 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8962 PR middle-end/18820
8963 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8964 zero for nested functions needing a static chain or functions
8965 with a non-constant address.
8967 2005-01-13 Roger Sayle <roger@eyesopen.com>
8969 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8970 (and (sign_extend X) C) into (zero_extend (and X C)).
8972 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8974 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8976 2005-01-13 Richard Henderson <rth@redhat.com>
8978 PR target/19009
8979 PR target/19250
8980 PR target/19252
8981 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8982 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8983 not just TARGET_SSE.
8984 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8985 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8986 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8987 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8988 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8989 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8990 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8991 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8992 (movdicc_c_rex64): Rename with '*'.
8993 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8994 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8995 (movsfcc_1_387): Rename from movsfcc_1.
8996 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8997 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8998 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8999 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
9000 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
9001 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
9002 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
9003 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
9004 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
9005 sse_movdfcc_const0_4): Remove.
9006 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
9007 recognize min/max early. Update for changed sse cmove patterns.
9008 (ix86_split_sse_movcc): New.
9009 * config/i386/i386-protos.h: Update.
9011 2005-01-13 Steven Bosscher <stevenb@suse.de>
9013 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
9014 (fix_stmt_v_may_defs): Likewise.
9016 2005-01-13 Richard Henderson <rth@redhat.com>
9018 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
9019 for converting the mask.
9021 2005-01-13 David Edelsohn <edelsohn@gnu.org>
9023 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
9024 definition to 600.
9026 2005-01-13 Richard Henderson <rth@redhat.com>
9028 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
9029 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
9030 IX86_BUILTIN_MOVDQ2Q): Remove.
9031 (IX86_BUILTIN_VEC_EXT_V4SI): New.
9032 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
9033 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
9034 shuffling.
9035 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
9036 (sse2_pextrw): Fix immediate constraint.
9037 (sse2_loadq, sse2_loadq_rex64): Remove.
9038 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
9039 Use __builtin_ia32_vec_ext_<size>.
9040 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
9042 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
9044 * function.c (assign_parm_setup_block): Look inside original
9045 entry_parm when inspecting PARALLEL.
9047 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9048 Joel Sherrill <joel@oarcorp.com>
9050 PR target/19399
9051 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
9052 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
9053 rtems_gxx_recursive_mutex_init.
9054 (__gthread_recursive_mutex_lock): New function.
9055 (__gthread_recursive_mutex_trylock): Likewise.
9056 (__gthread_recursive_mutex_unlock): Likewise.
9058 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
9060 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
9062 2005-01-13 Jan Beulich <jbeulich@novell.com>
9064 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
9065 (ashrti3_internal): Indicate output is early clobber. Generate result
9066 into output rather than first input. Use move for low word of output
9067 if shift count is exactly 64.
9068 (lshrti3_internal): Likewise.
9070 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
9072 PR target/18329
9073 PR target/18330
9074 * reload1.c (delete_output_reload): Don't delete an output reload
9075 if the pseudo lives longer than a single basic block. Adjust and
9076 improve wording of comment.
9078 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
9080 PR target/19334
9081 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
9082 of TYPE_SIZE where we mean the number of bytes.
9084 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
9086 * function.c (assign_parm_setup_block): Relax condition on
9087 multi-register optimization.
9089 2005-01-12 Nick Clifton <nickc@redhat.com>
9091 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
9092 an "in_delay_slot" attribute of "no" to prevent them being used in
9093 delay slots. This is forbidden because they might generate
9094 exceptions.
9096 2005-01-12 Alan Modra <amodra@bigpond.net.au>
9098 PR target/19389
9099 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
9100 with r->Y and Y->r.
9102 2005-01-12 Nick Clifton <nickc@redhat.com>
9104 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
9105 passed on to GAS) but do not define, as GAS no longer supports or
9106 needs the -m2000 option.
9108 2005-01-11 Roger Sayle <roger@eyesopen.com>
9110 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
9111 type as args of unprototyped builtins aren't automatically promoted.
9112 (fold_builtin_abs): Likewise.
9114 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9116 * Makefile.in: Set a `build-warn' variable.
9118 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
9120 PR tree-optimization/17949
9121 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
9122 (find_interesting_uses_address): Use it.
9124 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
9126 * regrename.c (kill_value): Handle subreg's that won't simplify.
9128 2005-01-11 Richard Henderson <rth@redhat.com>
9130 PR target/13366
9131 * config/i386/i386.h (enum ix86_builtins): Move ...
9132 * config/i386/i386.c: ... here.
9133 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
9134 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
9135 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
9136 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
9137 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
9138 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
9139 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
9140 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
9141 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
9142 IX86_BUILTIN_LOADDDUP): Remove.
9143 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
9144 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
9145 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
9146 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
9147 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
9148 (ix86_init_builtins): Make static.
9149 (ix86_init_mmx_sse_builtins): Update for changed builtins.
9150 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
9151 if all the modes match. Otherwise, fake it.
9152 (get_element_number, ix86_expand_vec_init_builtin,
9153 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
9154 (ix86_expand_builtin): Make static. Update for changed builtins.
9155 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
9156 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
9157 (ix86_expand_vector_init_duplicate): New.
9158 (ix86_expand_vector_init_low_nonzero): New.
9159 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
9160 Split out from ix86_expand_vector_init; handle integer modes.
9161 (ix86_expand_vector_init): Use them.
9162 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
9163 * config/i386/i386-protos.h: Update.
9164 * config/i386/predicates.md (reg_or_0_operand): New.
9165 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
9166 (movv2sf_internal): Likewise. And a splitter to match them all.
9167 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
9168 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
9169 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
9170 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
9171 (mmx_pinsrw): Fix operand ordering.
9172 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
9173 rather than sse_loadss expander.
9174 (movv2df splitter): Similarly.
9175 (sse_loadss, sse_loadlss): Remove.
9176 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
9177 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
9178 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
9179 (sse3_movddup): Rename with '*'.
9180 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
9181 (sse2_loadsd): Remove.
9182 (vec_dupv2df_sse3): Rename from sse3_loadddup.
9183 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
9184 (sse2_pinsrw): Fix argument ordering.
9185 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
9186 (sse2_stored): Remove 'r' destination.
9187 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
9188 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
9189 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
9190 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
9191 vec_extractv16qi, vec_initv16qi): New.
9193 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
9194 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
9195 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
9196 constructor form.
9197 (_mm_load_pd, _mm_store_pd): Use plain dereference.
9198 (_mm_load_si128, _mm_store_si128): Likewise.
9199 (_mm_load1_pd): Use _mm_set1_pd.
9200 (_mm_load_sd): Use _mm_set_sd.
9201 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
9202 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
9203 (_mm_set_epi64): Use _mm_set_epi64x.
9204 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
9205 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
9206 _mm_setr_epi8): Use _mm_set_foo form.
9207 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
9208 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
9209 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
9210 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
9211 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
9212 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
9213 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
9214 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
9215 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
9216 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
9217 (_mm_movedup_pd): Use _mm_shuffle_pd.
9218 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
9219 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
9220 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
9221 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
9222 Use _mm_setzero_ps.
9223 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
9224 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
9225 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
9226 (_mm_store_ps): Use raw dereference.
9227 (_mm_store1_ps): Use _mm_storeu_ps.
9228 (_mm_storer_ps): Use _mm_store_ps.
9229 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
9230 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
9232 2005-01-11 Stan Shebs <shebs@apple.com>
9234 * config/rs6000/rs6000.c (machopic_output_stub): Issue
9235 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
9237 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
9239 PR target/18761
9240 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
9241 Skip all DECLs except for FIELD_DECLs.
9243 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9245 * config/s390/s390.c (override_options): Return error if
9246 -mbackchain, -mpacked-stack and -mhard-float are used together.
9247 (s390_va_start): Remove the backchain && packed-stack special case.
9248 (s390_gimplify_va_arg): Likewise.
9249 * doc/invoke.texi: Remove the ABI incompatibility note.
9251 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
9253 * config/s390/s390.c (struct s390_frame_layout): Remove
9254 save_backchain_p.
9255 (s390_frame_info, s390_emit_prologue): Replace occurrences of
9256 save_backchain_p with TARGET_BACKCHAIN.
9258 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9260 PR target/18916
9261 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
9262 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
9263 * function.c (locate_and_pad_parm): Set new field.
9264 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
9265 Tweak where_pad test to include "none". Always set mem align for
9266 stack_parm.
9267 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
9268 not sufficient for type.
9269 (assign_parm_setup_block): If stack_parm is zero on entry, always
9270 make a new stack local. Block move old stack parm if necessary
9271 to new aligned stack local.
9272 (assign_parm_setup_stack): Use a block move to handle
9273 potentially misaligned entry_parm.
9274 (assign_parms_unsplit_complex): Specify required alignment when
9275 creating stack local.
9276 * calls.c (compute_argument_addresses): Override alignment of stack
9277 arg calculated from its type with the alignment given by
9278 FUNCTION_ARG_BOUNDARY.
9279 (store_one_arg): Likewise.
9281 2005-01-11 Jan Beulich <jbeulich@novell.com>
9283 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
9284 Change respective itanium_class attribute to ialu.
9285 (shladdp4_internal): New.
9286 * config/ia64/predicates.md (shladd_log2_operand): New.
9288 2005-01-11 Richard Henderson <rth@redhat.com>
9290 * expr.c (store_constructor): Use rtvec_alloc instead of
9291 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
9293 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
9295 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
9297 2005-01-11 Alan Modra <amodra@bigpond.net.au>
9299 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
9300 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
9301 (TARGET_RWRELOC): Define.
9302 (ia64_rwreloc_section_type_flags): Delete.
9303 (ia64_section_type_flags): New function.
9304 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
9305 (TARGET_RWRELOC): Define.
9307 2005-01-10 David Mosberger <davidm@hpl.hp.com>
9309 PR target/18987
9310 * config/ia64/ia64.c (process_set): For alloc insn, only call
9311 process_epilogue is !frame_pointer_needed.
9313 2005-01-10 Roger Sayle <roger@eyesopen.com>
9315 PR c++/19355
9316 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
9317 unary operator and can't be treated as a binary/comparison operator.
9319 2005-01-10 Richard Henderson <rth@redhat.com>
9321 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
9322 (ix86_return_in_memory): Likewise.
9323 (function_arg_advance): Likewise. Mirror structure in function_arg
9324 for choosing register to advance.
9326 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
9328 * tree-vectorizer.c, tree.def: Fix comment typos.
9330 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
9332 * config/s390/s390.c (struct processor_costs): 4 new fields:
9333 ddbr, ddr, debr, der.
9334 (s390_rtx_costs): More precise handling of divide instructions.
9336 2005-01-10 David Edelsohn <edelsohn@gnu.org>
9338 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9340 2005-01-10 Jan Beulich <jbeulich@novell.com>
9342 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9343 names resulting from -ffunction-sections/-fdata-sections and linkonce
9344 ones.
9345 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9346 based on the section name. Rearrange the section name comparison logic
9347 slightly so that each section name is compared against at most once.
9349 2005-01-10 Ben Elliston <bje@au.ibm.com>
9351 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9352 targets for which -fPIC reduces limitations on the GOT size.
9354 2005-01-09 Falk Hueffner <falk@debian.org>
9356 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9357 X/C1 cmpop C2.
9359 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9361 PR target/18720
9362 * collect2.c (main): Set aixrtl_flag for -brtl option.
9363 (resolve_lib_name): Search for .so file extension before .a
9364 if aixrtl_flag set.
9366 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9368 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9369 (vect_analyze_data_refs_alignment): Add dump prints.
9371 2005-01-09 Ira Rosen <irar@il.ibm.com>
9373 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9374 expr_invariant_in_loop_p.
9375 Initialize outputs first thing in the function.
9376 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9377 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9378 (vect_analyze_pointer_ref_access): Check that the initial condition of
9379 the access function is loop invariant.
9381 2005-01-09 Richard Henderson <rth@redhat.com>
9383 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9384 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9385 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9386 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9387 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9388 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9389 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9390 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9391 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9392 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9393 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9394 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9395 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9396 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9397 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9398 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9399 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9400 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9401 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9402 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9403 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9404 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9405 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9406 mmx_ prefix.
9407 (mmx_clrdi, pavgusb): Remove.
9408 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9409 with leading sse_ prefix.
9410 * config/i386/sse.md: Receive them.
9411 * config/i386/mmx.md: New file.
9412 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9413 (subrv2sf3): Turn into expander for normal subtraction.
9414 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9415 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9416 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9417 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9418 commutative; use ix86_binary_operator_ok.
9419 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9420 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9421 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9422 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9423 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9424 Macroize from existing patterns; use ix86_binary_operator_ok.
9425 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9426 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9427 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9428 with vec_select+vec_concat.
9429 (mmx_pshufw, mmx_pshufw_1): Likewise.
9430 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9431 (mmx_uavgv4hi3): Model correctly.
9432 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9433 _mm_xor_si64): Remove casts.
9435 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9437 PR tree-optimization/19224
9438 * tree-scalar-evolution.c (get_instantiated_value,
9439 set_instantiated_value): New functions.
9440 (instantiate_parameters_1): Cache the results.
9441 (instantiate_parameters, resolve_mixers): Initialize and free
9442 the cache.
9444 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9446 * config/i386/i386.md (addhi_4): Correct reference in comment.
9447 (addqi_4): Same.
9449 2005-01-08 Richard Henderson <rth@redhat.com>
9451 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9452 (_mm_cvtsi128_si64x): Likewise.
9453 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9454 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9455 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9456 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9457 * config/i386/i386-protos.h: Update.
9458 * config/i386/i386.c (print_operand): Add 'H'.
9459 (ix86_fixup_binary_operands): Split out from ...
9460 (ix86_expand_binary_operator): ... here.
9461 (ix86_fixup_binary_operands_no_copy): New.
9462 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9463 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9464 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9465 (safe_vector_operand): Use CONST0_RTX.
9466 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9467 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9468 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9469 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9470 special cases.
9471 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9472 (IX86_BUILTIN_CMPNGESS): New.
9473 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9474 (attr type): Add sselog1.
9475 (attr unit, attr memory): Handle it.
9476 (movti, movti_internal, movti_rex64): Move near other integer moves.
9477 (movtf, movtf_internal): Move near other fp moves.
9478 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9479 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9480 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9481 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9482 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9483 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9484 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9485 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9486 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9487 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9488 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9489 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9490 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9491 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9492 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9493 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9494 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9495 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9496 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9497 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9498 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9499 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9500 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9501 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9502 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9503 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9504 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9505 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9506 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9507 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9508 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9509 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9510 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9511 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9512 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9513 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9514 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9515 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9516 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9517 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9518 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9519 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9520 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9521 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9522 same time.
9523 (SSEPUSH, push<SSEPUSH>): Remove.
9524 (MMXPUSH, push<MMXPUSH>): Remove.
9525 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9526 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9527 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9528 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9529 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9530 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9531 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9532 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9533 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9534 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9535 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9536 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9537 (ppro_sse_log_V4SF): Handle sselog1.
9538 * config/i386/predicates.md (const_0_to_1_operand): New.
9539 (const_0_to_255_mul_8_operand): New.
9540 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9541 (const_2_to_3_operand, const_4_to_7_operand): New.
9542 * config/i386/sse.md: New file.
9543 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9544 (sse_movups): Rename from sse_movups_1.
9545 (sse_loadlss): Rename from sse_loadss_1.
9546 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9547 from the name.
9548 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9549 (absv4sf2, negv2df, absv2df): New.
9550 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9551 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9552 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9553 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9554 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9555 (sse3_addsubv4sf3): Model correctly.
9556 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9557 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9558 (sse_movhlps): Model with vec_select+vec_concat.
9559 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9560 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9561 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9562 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9563 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9564 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9565 sse2_pshufhw_1): Likewise.
9566 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9567 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9568 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9569 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9570 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9571 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9572 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9573 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9574 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9575 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9576 sminv8hi3): Mark commutative
9577 operands. Use ix86_binary_operator_ok.
9578 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9579 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9580 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9581 sse2_punpcklqdq): Allow operand2 in memory.
9582 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9583 sse2_movsd): Add memory alternatives.
9584 (sse_storelps): Turn expander into an insn; split after reload.
9585 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9586 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9588 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9590 * configure.ac (DWARF-2 debug_line): Use objdump.
9591 * configure: Regenerate.
9593 2005-01-08 Jeff Law <law@redhat.com>
9594 Diego Novillo <dnovillo@redhat.com>
9596 PR tree-optimization/18241
9597 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9598 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9599 statements with volatile operands.
9600 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9601 operands after marking a statement with has_volatile_ops.
9603 2005-01-08 Roger Sayle <roger@eyesopen.com>
9605 * tree.c (int_fits_type_p): Always honor integer constant
9606 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9608 2005-01-08 Roger Sayle <roger@eyesopen.com>
9610 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9611 the latent bug in rtl_delete_block has been resolved.
9613 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9615 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9616 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9618 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9620 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9621 library as @multilib_dir@/$(SHLIB_SONAME).
9623 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9625 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9626 * configure: Regenerate.
9628 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9630 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9631 TYPE_MODE.
9633 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9635 PR target/13674
9636 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9637 Convert non-word aligned offset address using ld/std into
9638 indirect address.
9640 2005-01-07 Richard Henderson <rth@redhat.com>
9642 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9644 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9646 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9648 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9650 PR tree-optimization/19283
9651 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9652 is not shorter than the original type.
9654 PR rtl-optimization/19012
9655 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9657 PR rtl-optimization/18861
9658 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9659 (FULL_STATE): Define.
9660 (mark_tablejump_edge): New function.
9661 (purge_dead_tablejump_edges): New function.
9662 (find_bb_boundaries): Use it.
9664 PR tree-optimization/18828
9665 * builtins.c (expand_builtin_next_arg): Remove argument and all
9666 the argument checking.
9667 (expand_builtin): Adjust caller.
9668 (expand_builtin_va_start): Likewise. Remove error for too many
9669 arguments.
9670 (fold_builtin_next_arg): Issue error for too many arguments.
9671 After checking arguments, replace them with magic arguments that
9672 prevent further checking of the args.
9674 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9676 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9678 2005-01-06 Roger Sayle <roger@eyesopen.com>
9680 PR target/6077
9681 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9682 and %{.S:...} (and their negative variants) to test whether the
9683 input file is assembler or pre-processed-assembler independent of
9684 the actual filename extension.
9686 2005-01-06 Roger Sayle <roger@eyesopen.com>
9688 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9689 of sign or zero extended values.
9691 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9693 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9694 for IBM long double format correctly.
9696 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9698 Fix PR tree-optimization/18792
9700 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9701 to first_loop_depth, and use loop depth instead of loop number.
9702 (build_classic_dir_vector): Ditto.
9703 (compute_data_dependences_for_loop): Use depth, not loop number.
9704 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9705 number. Pass in loops, instead of loop numbers.
9706 (gather_interchange_stats): Ditto.
9707 (linear_transform_loops): Ditto.
9709 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9711 PR rtl-opt/13299
9712 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9713 biv_fits_mode_p, extension_within_bounds_p): New functions.
9714 (check_ext_dependent_givs): Use them.
9716 2005-01-06 Roger Sayle <roger@eyesopen.com>
9718 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9719 more than one barrier, in which case we should delete them all.
9721 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9723 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9725 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9727 Fix PR middle-end/19286
9728 Fix PR debug/19267
9729 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9730 output this subprogram, simply ignore this attempt to do it again.
9731 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9732 origin attribute if it's not possible.
9733 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9734 (decls_for_scope): Ditto.
9735 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9736 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9738 2005-01-05 Richard Henderson <rth@redhat.com>
9740 PR target/11327
9741 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9742 (bdesc_2arg): Use it.
9743 (ix86_expand_binop_builtin): Force operands into registers
9744 when optimizing.
9745 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9746 ix86_expand_sse_compare, ix86_expand_sse_comi,
9747 ix86_expand_builtin): Likewise.
9749 2005-01-05 Richard Henderson <rth@redhat.com>
9751 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9752 and VEC_SELECT.
9753 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9754 (mulv4hi3): Set itanium_class mmmul.
9755 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9756 (fpack): Rename from fpack_sfsf.
9758 2005-01-05 Richard Henderson <rth@redhat.com>
9760 PR rtl-opt/10692
9761 * reload1.c (do_input_reload): Restrict the optimization deleteing
9762 a previous output reload to RELOAD_FOR_INPUT.
9764 2005-01-05 Steven Bosscher <stevenb@suse.de>
9766 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9767 comment that we fall through after case.
9768 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9769 (distribute_links): Likewise.
9770 * cse.c (cse_insn): Likewise.
9771 * cselib.c (cselib_invalidate_mem): Likewise.
9772 * df.c: Update comments at the top of the file.
9773 (read_modify_subreg_p): Update comments here too.
9774 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9775 * flow.c (mark_set_1): Likewise.
9776 (mark_used_regs): Likewise.
9777 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9778 (canon_list_insert): Likewise.
9779 (mark_set): Likewise.
9780 (try_replace_reg): Likewise.
9781 (store_killed_in_insn): Likewise.
9782 * loop.c (count_one_set): Likewise.
9783 (basic_induction_var): Likewise.
9784 * postreload-gcse.c (find_mem_conflicts): Likewise.
9785 * postreload.c (reload_combine_note_store): Likewise.
9786 (move2add_note_store): Likewise.
9787 * reload.c (find_equiv_reg): Likewise.
9788 (mark_referenced_resources): Likewise.
9789 * rtlanal.c (set_noop_p): Likewise.
9790 (note_stores): Likewise.
9791 (note_uses): Likewise.
9792 * sched-deps.c (sched_analyze_1): Likewise.
9793 * sched-rgn.c (check_live_1): Likewise.
9794 (update_live_1): Likewise.
9795 * config/i860/i860.c: Likewise.
9797 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9798 an lvalue.
9799 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9801 * doc/rtl.texi: Update documentation for bit-fields and SET.
9803 2005-01-05 Roger Sayle <roger@eyesopen.com>
9805 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9807 2005-01-05 Jan Hubicka <jh@suse.cz>
9808 Richard Henderson <rth@redhat.com>
9810 PR target/18910
9811 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9812 with an offset.
9814 2005-01-05 Richard Henderson <rth@redhat.com>
9816 PR target/12902
9817 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9818 (sse_shufps): Change operand 3 to const_int_operand.
9819 (sse2_storelps): Fix typo in template.
9820 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9821 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9822 (ix86_expand_builtin): Likewise.
9824 2005-01-05 Julian Brown <julian@codesourcery.com>
9826 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9827 as aggregates for AAPCS ABIs.
9829 2005-01-05 Stan Shebs <shebs@apple.com>
9831 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9832 Mach-O getters if ppc64.
9833 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9834 size argument.
9835 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9836 signed four-byte field for global code case.
9837 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9839 2005-01-05 Roger Sayle <roger@eyesopen.com>
9841 PR middle-end/19100
9842 * c-common.c: Include real.h.
9843 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9844 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9845 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9846 * Makefile.in (c-common.o): Update dependencies.
9848 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9850 * c-parse.in (asm_string): Add trailing semicolon.
9852 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9854 * c-parse.in (asm_string): New. Don't allow wide strings in
9855 'asm'.
9856 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9857 asm_string instead of STRING.
9859 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9861 * c-typeck.c (constructor_no_implicit): Remove.
9862 (set_designator, process_init_element): Don't check
9863 constructor_no_implicit.
9865 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9866 Kaz Kojima <kkojima@gcc.gnu.org>
9868 PR target/16482
9869 * lcm.c (create_pre_exit): New.
9870 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9871 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9873 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9875 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9876 -msoft-float in target_float_switch.
9877 * arm.c (arm_override_options): Fix processing of target_float_switch.
9879 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9881 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9882 preferencing.
9884 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9886 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9887 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9889 2005-01-04 Roger Sayle <roger@eyesopen.com>
9891 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9892 if deleting the then-block allows the test-block to fallthru to the
9893 else-block.
9895 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9897 PR c/19152
9898 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9899 after the full declaration if the are in two different TUs.
9901 2005-01-04 Richard Henderson <rth@redhat.com>
9903 PR tree-opt/19158
9904 * tree-sra.c (generate_one_element_init): Just
9905 call gimplify_and_add.
9906 (generate_element_init): Record the
9907 new referenced variables and mark them for renaming
9908 and split out to ...
9909 (generate_element_init_1): This.
9910 (scalarize_init): Don't call push_gimplify_context/
9911 pop_gimplify_context.
9913 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9915 * toplev.c (get_src_pwd): Handle failure of getpwd().
9917 2005-01-04 Roger Sayle <roger@eyesopen.com>
9919 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9920 of TRUTH_NOT_EXPR.
9921 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9922 all the cases handled by it are inverted by invert_truthvalue.
9924 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9926 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9927 (save_register_windowsi): Likewise.
9929 2005-01-04 Richard Henderson <rth@redhat.com>
9931 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9933 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9935 PR middle-end/17767
9936 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9937 any simplifications of vector mode comparison operators.
9938 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9940 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9941 Devang Patel <dpatel@apple.com>
9943 PR tree-optimization/18308
9944 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9945 the operands before creating a new expression.
9946 * dojump.c (do_jump): Make drop_through_label available
9947 for all cases. Add expansion of COND_EXPR.
9949 2005-01-04 Ira Rosen <irar@il.ibm.com>
9951 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9952 INTEGER_CST instead of TREE_CONSTANT.
9953 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9954 instead of TREE_CONSTANT.
9955 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9956 instead of TREE_CONSTANT.
9958 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9960 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9962 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9964 PR target/19240
9965 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9966 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9968 2005-01-03 Richard Henderson <rth@redhat.com>
9970 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9971 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9972 fold_convert_const_real_from_real): Split out from ...
9973 (fold_convert_const): ... here.
9975 2005-01-03 Richard Henderson <rth@redhat.com>
9977 PR target/19235
9978 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9979 (mov<MMXMODEI>_internal): Likewise.
9980 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9981 Add V2SF case; use it for SSE1; don't use TI.
9982 (movdf_integer): Likewise.
9983 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9985 2005-01-03 Ira Rosen <irar@il.ibm.com>
9987 * tree-vectorizer.c (vect_strip_conversions): New function.
9988 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9989 check for binary class.
9991 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9993 Fix PR debug/17924
9994 Fix PR debug/19191
9995 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9996 is a decl.
9997 * gimple-low.c (mark_blocks_with_used_vars): New function.
9998 (mark_blocks_with_used_subblocks): Ditto.
9999 (mark_used_blocks): Ditto.
10000 (pass_mark_used_blocks): New pass.
10001 * tree-inline.c: Include debug.h.
10002 (expand_call_inline): Call outlining_inline_function here.
10003 * tree-optimize.c (init_tree_optimization_passes): Add
10004 pass_mark_used_blocks.
10005 * tree-pass.h (pass_mark_used_blocks): New.
10006 * Makefile.in (tree-inline.o): Add debug.h dependency.
10008 2005-01-03 Geoffrey Keating <geoffk@apple.com>
10010 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
10011 VAR_DECLs to have weak_import attribute.
10013 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
10014 'struct ucontext'.
10016 2004-01-03 Steven Bosscher <stevenb@suse.de>
10018 * passes.c (rest_of_compilation): Don't run regmove if only
10019 flag_expensive_optimizations, require flag_regmove instead.
10021 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10023 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
10024 register "sparc".
10025 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
10026 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10027 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
10028 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
10030 2005-01-03 Richard Henderson <rth@redhat.com>
10032 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
10033 (ia64_const_ok_for_letter_p): New.
10034 (ia64_const_double_ok_for_letter_p): New.
10035 (ia64_extra_constraint): New.
10036 (ia64_expand_vecint_compare): New.
10037 (ia64_expand_vcondu_v2si): New.
10038 (ia64_expand_vecint_cmov): New.
10039 (ia64_expand_vecint_minmax): New.
10040 (ia64_print_operand): Add 'v'.
10041 (ia64_preferred_reload_class): New.
10042 (ia64_vector_mode_supported_p): New.
10043 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
10044 (PREFERRED_RELOAD_CLASS): Move to function.
10045 (CONST_OK_FOR_LETTER_P): Move to function.
10046 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
10047 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
10048 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
10049 (EXTRA_CONSTRAINT): Move to function.
10050 * config/ia64/ia64.md: Include vect.md.
10051 (itanium_class): Add mmalua.
10052 (type): Handle it.
10053 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
10054 (1b_mmalua): New.
10055 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
10056 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
10057 CONST0_RTX.
10058 (const_int_2bit_operand): New.
10059 (fr_reg_or_0_operand): New.
10060 * config/ia64/ia64-modes.def: Add vector modes.
10061 * config/ia64/ia64-protos.h: Update.
10062 * config/ia64/vect.md: New file.
10064 2005-01-03 Richard Henderson <rth@redhat.com>
10066 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
10068 2005-01-03 Uros Bizjak <uros@kss-loka.si>
10070 PR target/19236
10071 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
10072 to SFmode.
10073 (log1pdf2): Change mode of operands[0,1] to DFmode.
10075 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
10077 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
10078 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
10079 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
10080 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
10081 SPARC_RELAXED_ORDERING.
10083 2005-01-03 Richard Henderson <rth@redhat.com>
10084 Uros Bizjak <uros@kss-loka.si>
10086 PR target/14631
10087 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
10088 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
10089 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
10090 handling.
10091 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
10092 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
10093 const_pow2_1_to_128_operand): New predicates.
10095 2005-01-02 Greg McGary <greg@mcgary.org>
10097 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
10098 anonymous decls.
10099 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
10100 object. [ptr_type]: Remove unused variable.
10101 Remember nearest addressable array-element or record-component
10102 when checking bitfield components. Tolerate empty BIND_EXPR.
10104 2005-01-01 Richard Henderson <rth@redhat.com>
10106 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
10107 that don't narrow the value. Fail for other conversions.
10109 2005-01-01 Richard Henderson <rth@redhat.com>
10111 PR c/19031
10112 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
10113 * c-lang.c (finish_file): Don't do it here.
10114 * objc/objc-act.c (objc_finish_file): Likewise.
10116 * cgraph.c (decl_assembler_name_equal): New.
10117 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
10118 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
10119 * cgraph.h (struct cgraph_varpool_node): Add next.
10120 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
10121 * varasm.c (assemble_alias): Mark the target as needed.
10123 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
10125 PR middle-end/19221
10126 * function.c (get_arg_pointer_save_area): Use entry_of_function
10127 instead of get_insns.
10129 2005-01-01 Roger Sayle <roger@eyesopen.com>
10130 Andrew Pinski <pinskia@physics.uc.edu>
10131 James E. Wilson <wilson@specifixinc.com>
10133 PR rtl-optimization/12092
10134 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
10135 is zero.
10137 2005-01-01 Roger Sayle <roger@eyesopen.com>
10138 Olivier Hainque <hainque@act-europe.fr>
10140 * tree.c (int_fits_type_p): A narrower type always fits in a
10141 wider one, except for negative values into unsigned types.
10143 2005-01-01 Roger Sayle <roger@eyesopen.com>
10145 * tree.c (int_fits_type_p): Compare the result of force_fit_type
10146 with the original constant rather than require TREE_OVERFLOW.
10148 2005-01-01 Steven Bosscher <stevenb@suse.de>
10150 PR middle-end/17544
10151 * c-decl.c (finish_function): If compiling C99, annotate the
10152 compiler generated return with the current file name and line 0.
10153 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
10154 the source line is greater than 0.
10155 (remove_bb): Likewise.