1 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
3 * config/fr30/fr30-protos.h: Remove the prototypes for
4 stack_add_operand, add_immediate_operand,
5 high_register_operand, low_register_operand, call_operand,
6 di_operand, and nonimmediate_di_operand.
7 * config/fr30/fr30.c (stack_add_operand,
8 add_immediate_operand, high_register_operand,
9 low_register_operand, call_operand, di_operand,
10 nonimmediate_di_operand): Move to predicates.md.
11 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
12 * config/fr30/fr30.md: Include predicates.md.
13 * config/fr30/predicates.md: New.
15 2005-04-04 Alan Modra <amodra@bigpond.net.au>
17 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
20 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
23 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
26 2005-04-04 Richard Henderson <rth@redhat.com>
27 Jakub Jelinek <jakub@redhat.com>
29 PR rtl-optimization/16104
30 * fold-const.c (fold_unary): Fix folding of vector conversions.
32 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
34 * config.gcc (xstormy16-*-elf): Set extra_options.
35 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
36 * config/stormy16/stormy16.opt: New file.
38 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
40 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
41 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
42 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
43 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
44 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
45 (TARGET_UNIX_ASM): Delete.
46 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
47 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
48 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
49 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
50 * config/pdp11/pdp11.opt: New file.
52 2005-04-03 Roger Sayle <roger@eyesopen.com>
53 Alexandre Oliva <aoliva@redhat.com>
56 * fold-const.c (non_lvalue): Split tests into...
57 (maybe_lvalue_p): New function.
58 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
59 C++ front-end prior to lowering into gimple form.
61 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
63 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
64 BUILT_IN_STRNCASECMP): New.
65 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
68 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
71 * arm.md (addsi3_compare0_for_combiner): Delete.
72 (addsi3_compare0_scratch_for_combiner): Delete.
73 (cmpsi_neg_shiftsi): Delete.
74 (compare_negsi_si): New pattern.
75 (cmpsi_negshiftsi_si): New pattern.
76 (negated_cbranchsi4): Restrict to equality_operator.
78 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
81 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
83 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
86 * doc/install.texi: Fix a typo.
88 2005-04-03 Steven Bosscher <stevenb@suse.de>
91 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
92 a computed goto if the edge to the computed goto block has
93 incoming abnormal edges. Clarify how the function works.
95 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
97 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
98 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
99 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
100 hash_scan_set, reg_set_between_after_reload_p,
101 reg_used_between_after_reload_p, get_avail_load_store_reg,
102 eliminate_partially_redundant_load): Likewise.
103 * postreload.c (reload_cse_simplify_set,
104 reload_combine_note_use): Likewise.
105 * predict.c (predict_insn, expected_value_to_br_prob,
106 propagate_freq, expensive_function_p): Likewise.
107 * print-rtl.c (print_rtx): Likewise.
108 * profile.c (instrument_edges, instrument_values,
109 compute_branch_probabilities, branch_prob, union_groups,
110 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
111 * protoize.c (in_system_include_dir, file_could_be_converted,
112 file_normally_convertible, gen_aux_info_file, seek_to_line,
113 do_cleaning): Likewise.
114 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
115 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
116 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
118 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
120 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
121 * modulo-sched.c (undo_replace_buff_elem): New structure.
122 (kernel_number_of_cycles, ps_unschedule_node,
123 undo_generate_reg_moves,free_undo_replace_buff,
124 undo_permute_partial_schedule, loop_single_full_bb_p,
125 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
126 build_loops_structure, get_sched_window): New.
127 (generate_reg_moves): Return undo_replace_buff_elem and other
129 (generate_prolog_epilog): Remove old loop versioning.
130 (sms_schedule): Use loop information and loop_version.
131 (sms_schedule_by_order): Split part of it to get_sched_window.
132 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
133 cfg_layout_finalize and free_dominance_info before/after SMS.
135 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
137 * cfghooks.c (lv_flush_pending_stmts,
138 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
139 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
140 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
141 lv_add_condition_to_bb,
142 lv_adjust_loop_header_phi, extract_cond_bb_edges,
143 flush_pending_stmts): New in cfg_hooks structure.
144 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
145 extract_cond_bb_edges, lv_adjust_loop_header_phi,
146 lv_add_condition_to_bb): New declarations.
147 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
149 (loop_version): Declare.
150 * cfgloopmanip.c (cfghooks.h): Include.
151 (duplicate_loop_to_header_edge): Change return type to bool.
152 (loop_version, lv_adjust_loop_entry_edge): Move here.
153 * cfgrtl.c (cfgloop.h): Include.
154 (rtl_verify_flow_info_1): Fix.
155 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
156 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
158 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
159 tree_lv_add_condition_to_bb): New.
160 (tree_cfg_hooks): Add new hooks to initialization.
161 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
162 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
164 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
166 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
167 xstormy16_below100_or_register,
168 xstormy16_splittable_below100_or_register, and
169 nonimmediate_nonstack_operand.
171 * config/stormy16/stormy16-protos.h: Remove the prototypes for
172 xstormy16_ineqsi_operator, equality_operator,
173 inequality_operator, shift_operator,
174 xstormy16_below100_operand, xstormy16_below100_or_register,
175 xstormy16_splittable_below100_or_register,
176 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
177 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
178 equality_operator, inequality_operator,
179 xstormy16_below100_operand, xstormy16_below100_or_register,
180 xstormy16_splittable_below100_or_register,
181 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
182 nonimmediate_nonstack_operand, shift_operator): Move to
184 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
185 * config/stormy16/stormy16.md: Include predicates.md.
186 * config/stormy16/predicates.md: New.
188 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
190 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
191 small_int, large_int, reg_or_0_operand, simple_memory_operand,
192 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
193 move_operand, power_of_2_operand): Move to predicates.md.
194 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
195 PREDICATE_CODE): Remove.
196 * config/iq2000/iq2000.md: Include predicates.md.
197 * config/iq2000/predicates.md: New.
199 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
201 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
202 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
203 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
204 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
205 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
206 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
207 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
208 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
209 (TARGET_M68HC11): Delete.
210 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
211 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
212 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
213 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
214 (nb_soft_regs): Delete.
215 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
216 (m68hc11_override_options): Remove the code that caters for MASK_M6811
217 and MASK_M6812 being set simultaneously. Change the code that sets
218 the default m68hc11_soft_reg_count to use integers instead of strings.
219 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
220 m68hc11_soft_reg_count (which now has an int type) as the number
222 * config/m68hc11/m68hc11.opt: New file.
224 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
226 * config/fr30/fr30.h (PREDICATE_CODES): Remove
227 fp_displacement_operand, sp_displacement_operand.
229 * config/m68hc11/m68hc11-protos.h: Add a prototype for
231 Remove the prototypes for tst_operand, cmp_operand,
232 stack_register_operand, d_register_operand,
233 hard_addr_reg_operand, splitable_operand,
234 m68hc11_logical_operator, m68hc11_arith_operator,
235 m68hc11_non_shift_operator, m68hc11_shift_operator,
236 m68hc11_unary_operator, m68hc11_eq_compare_operator,
237 non_push_operand, hard_reg_operand, and
238 reg_or_some_mem_operand.
239 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
241 (tst_operand, cmp_operand, non_push_operand,
242 splitable_operand, reg_or_some_mem_operand,
243 stack_register_operand, d_register_operand,
244 hard_addr_reg_operand, hard_reg_operand,
245 m68hc11_eq_compare_operator, m68hc11_logical_operator,
246 m68hc11_arith_operator, m68hc11_non_shift_operator,
247 m68hc11_shift_operator, m68hc11_unary_operator): Move to
249 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
250 * config/m68hc11/m68hc11.md: Include predicates.md.
251 * config/m68hc11/predicates.md: New.
253 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
256 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
257 change checked in along with 2005-03-03's patch for debug/20253.
258 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
259 (remap_decl): Insert type decl in map earlier.
261 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
263 PR tree-optimization/20640
264 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
265 post-dominator if it has phi nodes.
266 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
267 before dead statements.
269 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
272 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
274 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
276 PR rtl-optimization/20290
277 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
278 in every iteration if the entry point is the exit test.
280 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
282 * config/cris/cris.md (attribute "length"): Define.
284 2005-04-02 Geoffrey Keating <geoffk@apple.com>
286 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
287 (word_offset_memref_operand): New.
288 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
289 (indexed_or_indirect_operand): Delete.
290 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
291 (indexed_or_indirect_operand): Delete.
293 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
296 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
299 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
300 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
302 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
304 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
306 2005-04-01 Ian Lance Taylor <ian@airs.com>
308 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
309 (rus, prus): Remove static variables.
310 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
311 (process_command): Permit report_times and use_pipes together.
313 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
315 * c-decl.c (validate_proto_after_old_defn): Look at
316 TYPE_MAIN_VARIANT of argument types.
318 2005-04-01 Paul Brook <paul@codesourcery.com>
320 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
321 (arm_output_function_epilogue): Allow call_via_SP.
322 (thumb_call_via_reg, arm_file_end): Ditto.
323 * config/arm/arm.h (struct machine_function): Include space for SP.
324 (thumb_call_via_label): Update declaration.
326 2005-04-01 Ian Lance Taylor <ian@airs.com>
328 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
329 doing a peephole optimization, once again put any notes in the
332 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
334 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
336 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
338 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
339 (block_alloc, find_free_reg): Likewise.
340 * loop-doloop.c (doloop_modify): Likewise.
341 * loop-invariant.c (record_use): Likewise.
342 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
343 get_iv_value, canon_condition, eliminate_implied_condition,
344 eliminate_implied_condition, simplify_using_initial_values,
345 shorten_into_mode, canonicalize_iv_subregs,
346 iv_number_of_iterations): Likewise.
347 * loop-unroll.c (expand_var_during_unrolling): Likewise.
348 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
349 unswitch_loop): Likewise.
350 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
351 move_movables, replace_call_address, find_and_verify_loops,
352 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
353 record_giv, final_giv_value, general_induction_var,
354 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
355 loop_giv_dump): Likewise.
357 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
358 GCOV_CHECK_WRITING): Remove.
359 (gcov_position, gcov_rewrite): Use gcc_assert.
360 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
361 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
362 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
365 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
367 * tree-inline.c: Fix a typo.
369 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
371 * configure.ac (enable-checking): Explicitly set all variables for
372 collective switch values. Alphabetize variables. Rename
373 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
375 * doc/install.texi (enable-checking): Update documentation.
376 * configure: Rebuilt.
378 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
380 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
383 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
385 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
386 Also reject cases where this pattern will cause load delay stalls
387 unless optimizing for size and it will produce a shorter sequence.
388 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
389 variants to avoid pre-adjusting the base when possible.
391 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
393 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
394 the frame and argument pointers.
395 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
396 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
397 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
398 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
399 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
400 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
402 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
404 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
405 with entry for selectany attribute.
406 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
408 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
409 (i386_pe_asm_named_section): Handle sections generated by
411 * doc/extend.texi (selectany): Document attribute.
413 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
414 Jan Hubicka <jh@suse.cz>
416 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
417 to fix addresses involving EBP and ESP.
418 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
419 for SUBREGed registers.
420 (legitimate_address_p): Accept SUBREGed registers.
422 2005-04-01 Jakub Jelinek <jakub@redhat.com>
425 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
426 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
429 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
431 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
433 2005-04-01 James E Wilson <wilson@specifixinc.com>
436 * dwarf2out.c (rtl_for_decl_init): New function.
437 (rtl_for_decl_location): Extracted from here.
438 (tree_add_const_value_attribute): Call rtl_for_decl_init and
439 add_const_value_attribute. Delete initializer_constant_valid_p call.
441 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
443 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
444 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
445 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
446 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
447 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
448 config/i386/i386.md, config/rs6000/predicates.md,
449 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
450 config/s390/s390.c, config/stormy16/stormy16.c,
451 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
454 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
457 * gimplify.c (gimplify_expr): Create a temporary for lvalue
458 COND_EXPR and CALL_EXPR.
460 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
463 * genautomata.c (first_cycle_unit_presence): Check all alternative
464 states for unit presence.
466 * doc/md.texi: Remove remark about impossibility to query unit
467 presence in non nondeterministic automaton state.
469 * config/ia64/ia64.c (get_template): Change order of unit querying.
471 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
473 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
476 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
478 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
479 flag for edges outside any loops.
481 2005-03-31 Janis Johnson <janis187@us.ibm.com>
483 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
485 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
487 * tree-ssa-alias.c: Follow spelling conventions.
488 * doc/tree-ssa.texi: Fix a typo.
490 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
492 * postreload-gcse.c: Include target.h.
493 (gcse_after_reload_main): Return early if we cannot modify jumps.
494 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
496 2005-03-31 David Edelsohn <edelsohn@gnu.org>
498 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
499 expensive operations.
501 2005-03-31 Ian Lance Taylor <ian@airs.com>
503 * collect2.c (lderrout): New variable.
504 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
505 if it is set, to stderr.
506 (handler): Unlink lderrout if it is set.
507 (dump_file): Add "to" parameter. Change all callers.
508 (main): Initialize lderrout.
509 (collect_execute): Add errname parameter. Change all callers.
510 Rename redir parameter to outname. Never pass
511 PEX_STDERR_TO_STDOUT to pex_run.
512 * collect2.h (collect_execute, dump_file): Update declarations.
513 * tlink.c (tlink_execute): Add errname parameter. Change all
515 (do_tlink): Check lderrout as well as ldout.
517 2005-03-31 Caroline Tice <ctice@apple.com>
519 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
520 (bb-reorder.o): Add errors.h to list of requirements.
521 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
522 profiledbootstrap flags.
523 * bb-reorder.c (errors.h): Add new include.
524 (struct bbro_basic_block_data_def): Add new field, in_trace.
525 (add_unlikely_executed_notes): Remove function.
526 (mark_bb_for_unlikely_executed_section): Remove function.
527 (insert_section_boundary_note): New function.
528 (verify_hot_cold_block_grouping): New function.
529 (push_to_next_round_p): Remove variables and tests that push all
530 cold blocks to last round.
531 (find_traces): Remove code that added extra round of trace finding
532 when doing partitioning.
533 (find_traces_1_round) : Remove variable last_round; add code to
534 update new struct field, in_trace; correct trace_length where it was
535 incorrect before (after call to copy_bb); change code that pushed all
536 cold blocks to last round. Instead verify that all blocks going into
537 a trace belong in the same partition.
538 (connect_traces): Modify to connect the traces in two passes, if the
539 function contains both hot and cold blocks. The first pass connects
540 all the traces for blocks in the partition that the first block in
541 the function belongs to; the second pass connnects all the traces
542 containing blocks that belong in the other partition.
543 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
544 code that automatically put the first block in a function into the
545 hot partition if the function had any hot blocks.
546 (fix_crossing_unconditional_branches): Check number of succ edges
547 before attempting to get one.
548 (fix_edges_for_rarely_executed_code): Update comment describing
550 (reorder_basic_blocks): Add code to initialize new field (in_trace);
551 remove call to add_unlikely_executed_notes; add call to
552 verify_hot_cold_block_grouping.
553 (duplicate_computed_gotos): Don't change computed goto if it's a
555 (partition_hot_cold_basic_blocks): Update function comment.
556 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
558 (try_forward_edges): Likewise.
559 (merge_blocks_move_predecessor_nojumps): Likewise.
560 (merge_blocks_move_successor_nojumps): Likewise.
561 (merge_blocks_move): Likewise.
562 (try_crossjump_bb): Likewise.
563 * cfglayout.c (update_unlikely_executed_notes): Remove function.
564 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
565 notes to cold bb's; remove call to update_unlikely_executed_notes.
566 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
567 NOTE_INSN_SWITCH_TEXT_SECTIONS.
568 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
569 function declaration.
570 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
572 (rtl_can_merge_blocks): Remove redundancy from condition.
573 (try_redirect_by_replacing_jump): Likewise.
574 (force_nonfallthru_and_redirect): Remove code for adding
575 UNLIKELY_EXECUTED_CODE notes to cold bb's.
576 (commit_one_edge_insertion): Likewise.
577 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
578 * dbxout.c (FORCE_TEXT): Replace function_section with
579 current_function_section.
580 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
581 function, switch_text_section.
582 (struct xcoff_debug): Likewise.
583 (dbxout_function_end): Add code to put out label diffs for both
584 hot and cold sections.
585 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
586 for new debug_hooks funciton, switch_text_section..
587 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
589 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
590 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
591 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
592 dw_fde_switched_sections.
593 (output_call_frame_info): Add test to see if function switches text
594 sections in the middle; if so, use appropriate extra hot and cold
595 section labels to compute size deltas for the hot and cold sections.
596 (dwarf2out_begin_prologue): Add code to initialize new fields in
598 (dwarf2out_switch_text_section): New function (invoked through
599 debug_hook); updates new fields in dw_fde_struct appropriately and
600 increments separate_line_info_table_in_use.
601 (dwarf2_debug_hooks): Initialize switch_text_section function to be
602 dwarf2out_switch_text_section.
603 (struct var_loc_node): Add new field, section_label.
604 (output_aranges): Add code to check whether in hot or cold section and
605 use the appropriate label in calculating deltas.
606 (output_ranges): Likewise.
607 (output_line_info): Add code to check which section we're in and
608 use appropriate hot/cold label.
609 (add_location_or_constant_value_attribute): Likewise.
610 (gen_subprogam_die): Modify arange attributes to use correct labels.
611 (dwarf2out_begin_block): Change call to function_section into call to
612 current_function_section.
613 (dwarf2out_end_block): Likewise.
614 (dwarf2out_source_line): Likewise.
615 (dwarf2out_var_location): Add code to check whether in hot or cold
616 section and use the appropriate label.
617 * except.c (output_function_exception_table): Change call to
618 function_section into call to current_function_section.
619 * final.c (profile_function): Likewise.
620 (scan_ahead_for_unlikely_executed_note): Remove function.
621 (final_scan_insn): Remove calls to
622 scan_ahead_for_unlikely_executed_note, and related code for switching
623 to cold section, except for the single time
624 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
625 debug_hooks->switch_text_sections; replace appropriate calls to
626 function_section with calls to current_function_section.
627 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
628 test_bb to condition.
629 (find_if_case_2): Likewise.
630 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
631 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
632 * opts.c (decode_options): Change warning about hot/cold partitioning
633 with exceptionss to inform (so as not to cause bootstrap failures);
634 remove warning about partitioning with DWARF debug info.
635 * output.h (current_function_section): Add new function decl.
636 (insert_section_boundary_note): Likewise.
637 (enum in_section): Move this declaration here from varasm.c.
638 (unlikely_section_label): Likewise.
639 (unlikely_text_section_name): Likewise.
640 (last_text_section_name): New global variable.
641 (last_text_section): Likewise.
642 (hot_section_label): Likewise.
643 (hot_section_end_label): Likewise.
644 (cold_section_end_label): Likewise.
645 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
646 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
647 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
648 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
649 insn from consideration.
650 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
652 * varasm.c (basic-block.h): Add new include.
653 (unlikely_section_label_printed): Remove global variable.
654 (unlikely_section_label): Make global variable not be static any more.
655 (unlikely_text_section_name): Likewise.
656 (hot_section_end_label): New global variable (not static)
657 (first_function_block_is_cold): Likewise.
658 (hot_section_label): Likewise.
659 (cold_section_end_label): Likewise..
660 (last_text_section): New global variable, not static.
661 (last_text_section_name): New global variable, not static.
662 (initialize_cold_section_name): New function.
663 (enum in_section): Move declaration to output.h.
664 (text_section): Update last_text_section.
665 (unlikely_text_section): Replace code to determine cold section name
666 with call to initialize_cold_section_name; Add code to update
667 last_text_section; remove code for printing out label.
668 (named_section_real): Add code to update last_text_section and
669 last_text_section_name as appropriate.
670 (function_section): Change test for 'unlikely' to depend on
671 first_function_block_is_cold (moved old test to
672 current_function_section).
673 (current_function_section): New function.
674 (assemble_start_function): Move code that frees
675 unlikely_text_section_name; initialize hot_section_end_label;
676 print hot and cold section labels at the start of the function;
677 set first_function_block_is_cold, if appropriate; initialize l
678 ast_text_section; add call to insert_section_boundary_note.
679 (assemble_end_function): Add code to write out hot and cold section
681 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
683 * config/darwin.c (machopic_select_section): Replace incorrect
684 function in base_funs; update reloc for cold sections if necessary.
685 * config/darwin.h (SECTION_FUNCTION): Add code to update
686 last_text_section if appropriate.
687 (text_unlikely_section): Remove.
688 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
689 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
690 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
691 partitioning for this architecture.
693 2005-03-31 Olivier Hainque <hainque@adacore.com>
695 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
696 defined and non-zero.
698 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
701 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
704 2005-03-31 Alan Modra <amodra@bigpond.net.au>
707 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
708 label operand. Remove (use (unspec..)). Don't emit a label on
710 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
711 generate inline label for load_toc_v4_PIC_1b.
712 (rs6000_emit_load_toc_table): Likewise.
714 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
716 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
717 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
719 2005-03-29 Devang Patel <dpatel@apple.com>
721 * tree-sra.c (decide_block_copy): Disable scalarization of
724 2005-03-30 Stuart Hastings <stuart@apple.com>
725 Dale Johannesen <dalej@apple.com>
727 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
728 * print-tree.c (print_node): Add case STATEMENT_LIST.
730 2005-03-31 Alan Modra <amodra@bigpond.net.au>
732 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
733 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
734 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
735 is given with "powerpc64*" or "all", or when --with-cpu chooses
738 2005-03-30 James E. Wilson <wilson@specifixinc.com>
741 * dwarf2out.c (add_high_low_attributes): New function, extracted from
742 gen_lexical_block_die.
743 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
745 2005-03-31 Jan Hubicka <jh@suse.cz>
747 2004-11-02 Jan Hubicka <jh@suse.cz>
749 * cgraph.c (cgraph_varpool_node_name): New function.
750 (dump_cgraph_varpool_node): New function.
751 (dump_varpool): New function.
752 * cgraphunit.c (cgraph_optimize): Dump varpool.
754 2004-10-16 Jan Hubicka <jh@suse.cz>
756 * cgraph.c (decide_is_variable_needed): New function.
757 (cgraph_varpool_finalize_decl): Use it.
758 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
760 * final.c (output_addr_const): Do not call mark_referenced.
761 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
762 always go via cgraph.
763 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
764 (check_global_declarations): Ifdef out code clearing DECL_RTL.
765 * tree-optimize.c (execute_inline): Mark functions called.
766 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
768 2004-10-11 Jan Hubicka <jh@suse.cz>
770 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
771 (cgraph_varpool_last_needed_node): New static variable.
772 (enqueue_needed_varpool_node): Break out from ...; add items to the
773 end of queue; update first pointers.
774 (cgraph_varpool_mark_needed_node): ... here.
775 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
776 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
777 * cgraph.h (cgraph_varpool_node): Add analyzed field.
778 (cgraph_varpool_first_unanalyzed_node): Declare.
779 * cgraphunit.c: Include output.h.
780 (cgraph_varpool_analyze_pending_decls): New function.
781 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
782 for errors, analyze pending decls.
783 (cgraph_finalize_compilation_unit): Only analyze decls.
784 (cgraph_optimize): Assemble the decls after expanding.
786 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
788 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
789 subvars get marked properly in tags for grouping.
790 (add_pointed_to_var): Mark only actual pointed to
791 variables/subvars in addresses needed.
792 (create_overlap_variables_for): Clear call clobbered on original
794 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
795 addresable vars with subvars into list.
796 * tree-ssa.c (verify_ssa_name): Verify original is not used where
799 2005-03-30 Richard Henderson <rth@redhat.com>
801 * cgraph.h (struct cgraph_node): Add alias.
802 * varasm.c (assemble_alias): Set it.
803 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
804 avoid calling cgraph_expand_function.
806 2005-03-30 Tom Tromey <tromey@redhat.com>
808 * tree.def (FILE_TYPE): Removed.
809 * typeclass.h (enum type_class): Removed file_type_class.
810 * dwarf2out.c (is_base_type): Updated.
811 (gen_type_die): Likewise.
812 * dbxout.c (dbxout_type): Updated.
813 * builtins.c (type_to_class): Updated.
814 * tree.c (type_contains_placeholder_1): Updated.
815 * config/sparc/sparc.c (sparc_type_code): Updated.
816 * config/ia64/ia64.c (hfa_element_mode): Updated.
817 * expr.c (count_type_elements): Updated.
818 * stor-layout.c (layout_type): Updated.
819 * tree-inline.c (remap_type): Updated.
820 * tree-pretty-print.c (dump_generic_node): Updated.
822 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
824 * builtins.c (expand_builtin_powi): Fix mode of
825 2nd argument to match int.
826 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
827 2nd argument type to int.
828 * libgcc2.c: Change prototype of __powi* functions to use
831 2005-03-30 Dale Johannesen <dalej@apple.com>
834 * calls.c (expand_call): Flush pending deferrals before
837 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
841 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
842 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
843 c_label_context, label_context_stack): New.
844 * c-decl.c (define_label): Check for jumps into statement
845 expressions. Add label to list of defined labels.
846 (start_function): Push context on label_context_stack.
847 (finish_function): Pop context from label_context_stack.
848 * c-typeck.c (label_context_stack): New.
849 (c_finish_goto_label): Check for jumps into statement
850 expressions. Add label to list of jumped to labels.
851 (struct c_switch): Add blocked_stmt_expr.
852 (c_start_case): Initialize it.
854 (c_finish_case): Verify !blocked_stmt_expr.
855 (c_begin_stmt_expr): Push context on label_context_stack.
856 Increment blocked_stmt_expr. Mark labels jumped to from outside
858 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
859 defined in the statement expression and no longer jumpable to.
860 Mark labels jumped to from just outside the statement expression
861 as again definable. Pop context from label_context_stack.
862 * doc/extend.texi (Statement Exprs): Update.
864 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
867 * c-decl.c (start_function): Check for old_decl being
870 2005-03-30 Ian Lance Taylor <ian@airs.com>
872 * final.c (final): Remove prescan parameter. Change all callers.
873 (final_scan_insn): Remove prescan parameter. Change all callers.
875 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
877 * tree-vectorizer.c: Fix comment typos.
879 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
881 * tree-scalar-evolution.c (instantiate_parameters_1): Return
882 as soon as a chrec_dont_know is detected.
884 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
886 Merge from csl-arm-branch.
887 2004-02-12 Mark Mitchell <mark@codesourcery.com>
889 * tlink.c (recompile_files): Do not assume that "rename" can
890 overwrite an existing file.
892 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
894 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
895 * gcc/configure: Regenerate.
897 2005-03-30 Alan Modra <amodra@bigpond.net.au>
899 * doc/install.texi: Update binutils requirement for powerpc*-linux.
901 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
903 * calls.c (struct arg_data): Update "partial" comment.
904 (load_register_parameters): Update "nregs" comment.
906 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
908 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
909 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
910 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
911 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
912 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
913 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
914 than target_flags & 0.
915 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
916 (iq2000_arch, iq2000_parse_cpu): Delete.
917 (TARGET_HANDLE_OPTION): Override default.
918 (iq2000_handle_option): New function.
919 (override_options): Remove -march= and -mcpu= handling.
920 * config/iq2000/iq2000.opt: New file.
922 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
924 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
925 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
926 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
927 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
928 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
929 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
930 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
931 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
932 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
933 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
934 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
935 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
936 (c4x_rpts_cycles_string, c4x_cpu_version_string)
937 (TARGET_OPTIONS): Delete.
938 (c4x_rpts_cycles, c4x_cpu_version): Declare.
939 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
940 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
941 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
942 (c4x_cpu_version_string): Delete.
943 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
944 (c4x_handle_option): New function. Map -m3x and -m4x options to the
945 equivalent -mcpu= option.
946 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
947 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
948 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
949 or clearing the appropriate MASK_* bit.
950 (c4x_file_start): Use c4x_cpu_version.
951 * config/c4x/c4x.opt: New file.
953 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
955 * doc/options.texi: Document the new MaskExists flag.
956 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
957 if the option has the MaskExists flag.
959 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
961 * opt-functions.awk (flag_set_p, test_flag): New functions.
962 (switch_flags): Use them.
963 * opth-gen.awk: Use flag_set_p to check for flags.
964 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
966 2005-03-30 Ian Lance Taylor <ian@airs.com>
968 * config.host (i[34567]86-*-mingw32*): Don't set
969 host_can_use_collect2 to no.
971 2005-03-30 Alan Modra <amodra@bigpond.net.au>
974 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
975 Remove convert_memory_address call duplicating that in memory_address.
977 2005-03-29 Richard Henderson <rth@redhat.com>
980 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
981 (build_compound_literal): Likewise. Propagate decl type into the
983 (finish_decl): Likewise. Use new return value from complete_array_type
984 for zero sized arrays.
985 (complete_array_type): Move ...
986 * c-common.c (complete_array_type): ... here. Change first argument
987 to pointer-to-type-node. Consistently use sizetype for the index
988 except for zero sized arrays. Detect zero sized arrays for pedantic
989 mode diagnostics. Create a new type node instead of modifying the
991 * c-tree.h (complete_array_type): Move decl ...
992 * c-common.h (complete_array_type): ... here.
994 2005-03-29 Richard Henderson <rth@redhat.com>
997 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
999 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
1001 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
1002 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
1003 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
1004 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
1006 2005-03-29 Eric Christopher <echristo@redhat.com>
1008 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
1009 truthvalue conversion removal.
1011 2005-03-29 Ian Lance Taylor <ian@airs.com>
1014 * collect2.c: Never include <vfork.h>.
1015 (VFORK_STRING, vfork): Don't define.
1016 (pid): Remove global variable.
1017 (handler): Call raise instead of kill (getpid(), ...).
1018 (collect_wait): Add pex parameter. Change all callers. Use
1019 pex_get_status rather than pwait.
1020 (do_wait): Add pex parameter. Change all callers.
1021 (collect_execute): Return struct pex_obj * rather than void. Use
1022 pex routines rather than pexecute.
1023 (fork_execute): Get pex_obj from collect_execute, and pass it to
1025 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
1026 Only declare quit_handler if SIGQUIT is defined.
1027 (scan_libraries): Likewise.
1028 * collect2.h (collect_execute): Update declaration.
1029 (collect_wait): Update declaration.
1030 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
1031 pass it to collect_wait.
1033 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
1036 * c-parser.c (c_parser_compound_statement_nostart): Give error
1037 message for EOF instead of just setting parser->error.
1039 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
1041 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
1042 (slpeel_update_phi_nodes_for_guard1): New function.
1043 (slpeel_update_phi_nodes_for_guard2): New function.
1044 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
1045 of slpeel_update_phi_nodes_for_guard.
1046 (vectorize_loops): Remove call to loop_closed_rewrite.
1047 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
1050 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
1052 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
1053 (TARGET_LITTLE_ENDIAN): New macro.
1054 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
1055 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
1056 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
1057 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
1058 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
1059 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
1060 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
1061 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
1062 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
1063 (TARGET_OPTIONS): Delete.
1064 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
1065 (CACHE_FLUSH_TRAP): Turn into an integer.
1066 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
1067 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
1068 -mflush-trap is in use.
1069 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
1070 (m32r_cache_flush_trap_string): Delete.
1071 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
1072 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
1073 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
1074 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1075 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
1076 -mmodel= and -msdata= handling from...
1077 (m32r_init): ...here.
1078 * config/m32r/m32r.opt: New file.
1080 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
1082 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
1083 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
1084 * tree-vect-analyze.c (vect_object_analysis): additional parm
1085 pass back a "struct ptr_info_def *" with the points-to info.
1086 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
1087 statement using info returned from vect_object_analysis.
1088 * tree-vect-transform.c (update_vuses_to_preheader): New function.
1089 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
1090 for virtual uses and defs when creating a replacement vector
1091 reference. Call duplicate_ssa_name_ptr_info to define points-to
1092 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
1093 (vectorizable_store): copy_virtual_operands and update
1094 definition statements.
1095 (vectorizable_load): copy_virtual_operands. Remove call to
1096 mark_call_clobbered_vars_to_rename for call to "const" builtin.
1097 * tree-vectorizer.c (vectorize_loops): Remove calls to
1098 rewrite_into_ssa and bitmap_clear (vars_to_rename).
1099 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
1100 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
1101 define macro STMT_VINFO_PTR_INFO for use in accessing.
1102 * tree.h add export of duplicate_ssa_name_ptr_info.
1103 * rs6000.c (altivec_init_builtins): Declare builtin function
1104 __builtin_altivec_mask_for_load to be "const".
1106 2005-03-29 Jakub Jelinek <jakub@redhat.com>
1109 * cgraph.h (struct cgraph_varpool_node): Add alias field.
1110 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
1111 assemble_variable on aliases.
1112 * varasm.c (assemble_alias): Set node->alias.
1113 * toplev.c (wrapup_global_declarations): Don't call
1114 rest_of_decl_compilation on aliases again.
1116 2005-03-29 Paul Brook <paul@codesourcery.com>
1118 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
1119 * config/arm/arm.c (arm_dbx_register_number): New function.
1120 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
1122 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
1125 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
1126 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
1128 2005-03-29 Dale Johannesen <dalej@apple.com>
1130 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
1131 $(TREE_H) and $(COVERAGE_H).
1132 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
1133 * opts.c (common_handle_option): Enable tree-based value transforms.
1134 * toplev.c (process_options): Ditto.
1135 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
1136 refers to references to this type.
1137 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
1138 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
1139 for may_be_more, may_be_less.
1140 (rtl_gen_pow2_profiler): Adjust.
1141 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
1142 (rtl_gen_one_value_profiler): Adjust.
1143 (rtl_gen_const_delta_profiler): Adjust.
1144 * tree-profile.c (tree_gen_interval_profiler): Implement.
1145 (tree_gen_pow2_profiler): Ditto.
1146 (tree_gen_one_value_profiler): Ditto.
1147 (tree_profiling): New.
1148 (pass_tree_profile): Reference it.
1149 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
1151 (insn_divmod_values_to_profile): Rename to
1152 rtl_divmod_values_to_profile. Adjust.
1153 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
1154 (insn_prefetch_values_to_profile): Adjust.
1155 (rtl_value_profile_transformations): Adjust.
1156 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
1157 (gen_mod_pow2): Rename to rtl_mod_pow2.
1158 (gen_mod_subtract): Rename to rtl_mod_subtract.
1159 (divmod_fixed_value_transform): Rename to
1160 rtl_divmod_fixed_value_transform.
1161 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
1162 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
1163 (rtl_find_values_to_profile): Adjust.
1164 (tree_value_profile_transformations): Implement.
1165 (tree_divmod_values_to_profile): New.
1166 (tree_values_to_profile): New.
1167 (tree_divmod_fixed_value): New.
1168 (tree_mod_pow2): New.
1169 (tree_mod_subtract): New.
1170 (tree_divmod_fixed_value_transform): New.
1171 (tree_mod_pow2_value_transform): New.
1172 (tree_mod_subtract_transform): New.
1173 (tree_find_values_to_profile): Implement.
1174 * profile.c (instrument_values): Free histograms.
1175 (compute_value_histograms): Adjust. Implement tree version.
1177 2005-03-29 Uros Bizjak <uros@kss-loka.si>
1179 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
1180 * config/i386/i386.c (output_fix_trunc): Add new round_mode
1181 variable. Output "fldcw" depending on round_mode.
1182 * config/i386/i386.md (UNSPEC_FIST): New.
1183 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
1184 New isns patterns to implement lrint and llrint built-ins as x87
1186 (fistdi2, fist<mode>2 splitters): New splitters.
1187 (lrint<mode>2): New expanders.
1189 2005-03-28 Ian Lance Taylor <ian@airs.com>
1191 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
1192 0 when calling final_scan_insn.
1194 2005-03-28 Jan Hubicka <jh@suse.cz>
1197 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
1200 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
1201 types where possible.
1203 2005-03-26 Per Bothner <per@bothner.com>
1205 Make -f[no-]show-column also control non-cpp diagnostics.
1206 * c.opt (fshow-column): Move option from here ...
1207 * common.opt (fshow-column): ... to here.
1208 * diagnostic.c (diagnostic_build_prefix): Only print column number
1209 if flag_show_column.
1211 2005-03-27 Steven Bosscher <stevenb@suse.de>
1213 * vax-protos.h (vax_output_int_move, vax_output_int_add,
1214 vax_output_conditional_branch): New prototypes.
1215 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
1216 extracted from vax.md mov and add patterns.
1217 (vax_output_conditional_branch): New function to output conditional
1218 branch instructions.
1219 * vax.md: Use mode macros for arithmetic and mov patterns.
1220 Use code macros for the jump patterns.
1222 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1224 * Makefile.in (libbackend.o): Depend on version files;
1225 add custom generation command.
1227 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
1230 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
1231 sure that we have a REG before getting its REGNO.
1233 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1235 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
1236 * builtins.def (BUILT_IN_STRNDUP): New.
1238 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
1240 PR tree-optimization/20470
1241 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
1244 2005-03-25 Mike Stump <mrs@apple.com>
1246 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
1249 2005-03-25 Geoffrey Keating <geoffk@apple.com>
1251 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
1252 Use our own structure definitions.
1254 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
1255 (fix_truncdfsi2): Allow registers or memory as destination.
1256 When TARGET_PPC_GFXOPT, generate simplified pattern.
1257 (fix_truncdfsi2_internal): Use define_insn_and_split.
1258 (fix_truncdfsi2_internal_gfxopt): New.
1259 (fctiwz): Don't confuse register allocation by giving it no choices.
1261 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
1262 (EXTRA_MEMORY_CONSTRAINT): Likewise.
1263 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
1264 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
1266 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1268 * dominance.c (free_dominance_info): Speed up by freeing et
1269 data structures without maintaining other nodes.
1270 * et-forest.c (et_free_tree_force): New.
1271 * et-forest.h: Add a prototype for et_free_tree_force.
1273 * tree.c (get_set_constructor_bits,
1274 get_set_constructor_bytes): Remove.
1275 * tree.h: Remove the corresponding prototypes.
1277 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
1280 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
1281 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
1282 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
1283 PRE_DEC, NEG and NOT.
1285 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
1287 * fold-const.c: Convert uses of fold (build (...)) to
1290 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
1292 PR rtl-optimization/20249
1293 * cse.c (insert_regs): Do not record equivalence of registers in
1296 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
1298 * emit-rtl.c (reverse_comparison): Remove.
1299 * rtl.h: Remove the corresponding prototype.
1301 2005-03-24 James E Wilson <wilson@specifixinc.com>
1303 * doc/install.texi (--enable-altivec): Delete docs.
1305 2005-03-24 David Edelsohn <edelsohn@gnu.org>
1307 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
1308 SFmode and DFmode before reload when
1309 flag_unsafe_math_optimizations not enabled.
1311 2005-03-24 Geoffrey Keating <geoffk@apple.com>
1313 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
1315 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
1316 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
1318 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
1320 * configure.ac (enable-checking): Add 'runtime' option.
1321 * doc/install.texi (enable-checking): Document 'runtime' checking.
1322 * tsystem.h (gcc_assert, gcc_unreachable): Define.
1323 * config.in: Regenerated.
1324 * configure: Regenerated.
1326 2005-03-23 Uros Bizjak <uros@kss-loka.si>
1328 * optabs.h (enum optab_index): Remove OTI_llrint.
1329 (llrint_optab): Remove macro.
1330 * optabs.c (init_optabs): Remove llrint_optab initialization.
1331 * genopinit.c (optabs): Remove llrint_optab implementation.
1332 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
1335 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
1337 PR rtl-optimization/20532
1338 * simplify-rtx.c (simplify_binary_operation_1): Protect from
1339 overflow when adding coefficients for PLUS or MINUS.
1340 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
1343 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1345 * langhooks.h (truthvalue_conversion): Remove.
1346 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1347 LANG_HOOKS_TRUTHVALUE_CONVERSION.
1348 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
1349 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
1350 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
1352 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
1354 * params.def: Fix a typo.
1355 * config/mips/mips.c: Follow the spelling convensions.
1356 * doc/invoke.texi: Fix typos.
1358 2005-03-18 Dale Johannese <dalej@apple.com>
1360 * cp/tree.c (cp_tree_equal): Handle SSA_NAME.
1362 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
1364 Fix PR tree-optimization/20601
1366 * tree-ssa-pre.c (insert_aux): Add missing condition to
1369 2005-03-23 Ian Lance Taylor <ian@airs.com>
1371 * final.c (final_scan_insn): Don't remove no-op instructions.
1372 * reload1.c (reload): Remove simple no-op instructions even when
1375 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
1377 PR tree-optimization/20501
1378 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
1379 reporting that peeling for alignment is applied moved to...
1380 * (vect_analyze_data_refs_alignment): Here.
1382 2005-03-23 Ian Lance Taylor <ian@airs.com>
1384 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
1386 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1388 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
1389 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
1391 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
1393 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
1394 imply that this is called once, independent of asms in code.
1395 Adjust to now being pased output and input lists. Mention helper
1396 function decl_overlaps_hard_reg_set_p.
1397 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
1398 hook_tree_tree_identity and to take three trees, returning third.
1399 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
1401 * stmt.c: include hard-reg-set.h before tree.h.
1402 (decl_overlaps_hard_reg_set_p): New function, broken out from...
1403 (decl_conflicts_with_clobbers_p): Call
1404 decl_overlaps_hard_reg_set_p.
1405 (expand_asm_operands): Pass output and input lists in call to
1406 targetm.md_asm_clobbers.
1407 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
1408 hook_tree_tree_tree_tree_3rd_identity.
1409 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
1411 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
1412 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
1413 parameters, first two unused.
1414 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
1415 parameters. Only add MOF to clobbers if there's no 'h' mentioned
1416 in constraint letters and MOF is not mentioned as a asm-declared
1417 register in neither of the input and output lists.
1419 2005-03-23 DJ Delorie <dj@redhat.com>
1421 * optabs.c (expand_binop): Make sure the first subword's result
1424 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1426 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
1427 Call c_common_truthvalue_conversion rather than
1428 lang_hooks.truthvalue_conversion.
1429 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
1430 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
1432 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
1433 c_common_truthvalue_conversion.
1434 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
1435 c_parser_conditional_expression, c_parser_binary_expression): Call
1436 c_objc_common_truthvalue_conversion.
1437 * c-typeck.c (build_unary_op): Call
1438 c_objc_common_truthvalue_conversion.
1439 (build_conditional_expr): Do not call
1440 lang_hooks.truthvalue_conversion.
1441 (build_binary_op): Call c_common_truthvalue_conversion.
1442 (c_objc_common_truthvalue_conversion): Moved from
1443 c-objc-common.c. Call default_function_array_conversion instead
1444 of default_conversion.
1446 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
1448 * c-common.h (default_conversion): Remove.
1449 (perform_integral_promotions): Add.
1450 * c-tree.h (default_conversion): Add.
1451 * c-typeck.c (perform_integral_promotions): New, split out from
1453 * c-common.c (check_case_value): Use perform_integral_promotions,
1454 not default_conversion.
1455 (c_add_case_label): Don't continue processing case label after
1456 found to be pointer.
1458 2005-03-23 Mark Mitchell <mark@codesourcery.com>
1460 * gcc.c (do_spec_1): Do not add a -L path for a directory in
1461 the prefix list if we have already added a multilib directory
1463 (main): Do not add MD_EXEC_PREFIX to the list of directories to
1466 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1468 * reload1.c (indirect_symref_ok, reload_obstack): Make them
1470 * reload.h: Remove the prototype for indirect_symref_ok.
1472 * reload1.c (indirect_symref_ok): Make it global.
1473 * reload.h: Add a prototype for indirect_symref_ok.
1475 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
1477 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
1480 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1482 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
1484 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
1486 * c-opts.c (c_common_parse_file): Only start/end main source file
1487 if debug hooks says the writer wants it.
1488 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
1490 (xcoff_debug_hooks): Ditto.
1491 * debug.c (do_nothing_hooks): Ditto.
1492 * debug.h (gcc_debug_hooks): Ditto.
1493 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
1494 * sdbout.c (sdb_debug_hooks): Ditto.
1495 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
1497 2005-03-22 Mark Mitchell <mark@codesourcery.com>
1499 * doc/extend.texi: Deprecate C++ min/max operators.
1501 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
1503 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
1504 artificial original candidates.
1506 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
1507 Jan Hubicka <jh@suse.cz>
1508 Steven Bosscher <stevenb@suse.de>
1510 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
1511 call cost based on argument sizes.
1512 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
1514 * params.def: (max-inline-inssn-single): Set to 450.
1515 (max-inline-insns-auto): Set to 90.
1516 (max-inline-insns-recursive): Set to 450
1517 (max-inline-insns-recursive-auto): Set to 450.
1518 (large-function-insns): Set to 2700.
1519 (inline-call-cost): New parameter.
1520 * tree-inline.c (estimate_move_cost): New function.
1521 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
1522 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
1524 * tree-inline.h (estimate_move_cost): Declare.
1525 * invoke.texi: (max-inline-inssn-single): Change default to 450.
1526 (max-inline-insns-auto): Change default to 90.
1527 (max-inline-insns-recursive): Change default to 450
1528 (max-inline-insns-recursive-auto): Change default to 450.
1529 (large-function-insns): Change default to 2700.
1530 (inline-call-cost): Document new parameter.
1532 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1534 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
1535 (TARGET_DEFAULT): Delete.
1536 * config/i860/i860.opt: New file.
1538 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
1540 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
1541 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1542 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1543 (frv_sched_lookahead): Delete.
1544 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
1545 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
1546 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
1547 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
1548 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
1549 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
1550 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
1551 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
1552 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
1553 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
1554 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
1555 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
1556 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
1557 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
1558 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
1559 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
1560 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
1561 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
1562 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
1563 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
1564 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
1565 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
1566 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
1567 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
1568 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
1569 (frv_sched_lookahead): Delete.
1570 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
1571 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
1572 (frv_handle_option): New function. Move -mcpu= handling from...
1573 (frv_override_options): ...here. Remove handling of other
1575 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
1576 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
1577 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
1578 and TARGET_NO_MULTI_CE.
1579 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
1580 !TARGET_VLIW_BRANCH.
1581 * config/frv/frv.opt: New file.
1583 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1585 * fold-const.c (fold_ternary): Take decomposed arguments of
1587 (fold): Update a call to fold_ternary.
1589 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
1590 * tree.h: Add corresponding prototypes.
1592 2005-03-22 Jakub Jelinek <jakub@redhat.com>
1595 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
1596 between jump table and its label.
1597 * final.c (shorten_branches): Handle notes in between ADDR_VEC
1598 resp. ADDR_DIFF_VEC and the label preceeding it.
1599 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
1600 is emitted in the right section.
1602 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
1604 * fold-const.c (fold_unary, fold_binary): Update comments
1607 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
1609 PR rtl-optimization/20527
1610 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
1611 REG_INC note, test that the register also isn't mentioned in PRED
1614 2005-03-22 Ben Elliston <bje@au.ibm.com>
1616 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
1619 2005-03-21 Mike Stump <mrs@apple.com>
1621 * varasm.c (default_assemble_visibility): Remove extra ().
1623 2005-03-21 Roger Sayle <roger@eyesopen.com>
1626 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
1627 to determine whether a block can be duplicated, rather than test
1628 whether the block contains noncopyable insns ourselves.
1630 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1632 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
1635 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1637 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
1639 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1641 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
1642 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
1643 * config/fr30/fr30.opt: New file.
1645 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
1647 Fix PR tree-optimization/20542
1649 * tree-flow-inline.h (overlap_subvar): Move to here.
1650 * tree-ssa-operands.c: From here.
1651 * tree-flow.h (overlap_subvar): Declare.
1652 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
1653 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
1654 for variables with subvars.
1656 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
1659 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
1660 * modulo-sched.c (const_iteration_count): Return on NULL
1662 (print_node_sched_params): Return on NULL dump_file.
1663 (generate_reg_moves): Handle reg-anti dependencies and disregard
1664 closing branch when generating register moves.
1665 (sms_schedule): Mark the SMSed block dirty.
1666 * passes.c (rest_of_handle_sms): Call update_life_info for all
1668 * testsuite/gcc.dg/20050321-1.c: New test.
1670 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1672 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
1673 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
1674 movqi_internal): Likewise.
1676 2005-03-21 Bob Wilson <bob.wilson@acm.org>
1678 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
1679 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
1680 xtensa_b4const): Delete prototypes.
1681 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
1682 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
1683 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
1684 xtensa_extra_constraint): New prototypes.
1685 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1686 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1687 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1688 move_operand, const_float_1_operand, fpmem_offset_operand,
1689 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
1690 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
1691 (xtensa_b4const_or_zero): ...this. Change return type to bool and
1692 argument type to HOST_WIDE_INT.
1693 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
1694 xtensa_mask_immediate): Likewise.
1695 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
1696 Likewise. Also make these functions static.
1697 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
1698 (xtensa_const_ok_for_letter_p): New.
1699 (add_operand, arith_operand, nonimmed_operand, mem_operand,
1700 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
1701 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
1702 move_operand, const_float_1_operand, fpmem_offset_operand,
1703 branch_operator, ubranch_operator, boolean_operator): Move to
1705 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
1706 (xtensa_mem_offset): Change return type to bool.
1707 (xtensa_extra_constraint): New.
1708 (gen_int_relational): Update type of const_range_p function pointer.
1709 Use xtensa_b4const_or_zero.
1710 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
1711 xtensa_const_ok_for_letter_p. Update comments.
1712 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
1713 (PREDICATE_CODES): Delete.
1714 * config/xtensa/xtensa.md: Include predicates.md.
1715 * config/xtensa/predicates.md: New file.
1717 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1719 * config/v850/v850-protos.h: Remove the prototypes for
1720 reg_or_int9_operand, reg_or_const_operand,
1721 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
1722 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
1723 movsi_source_operand, power_of_two_operand,
1724 not_power_of_two_operand, special_symbolref_operand,
1725 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
1726 register_is_ok_for_epilogue.
1727 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
1728 reg_or_int9_operand, reg_or_const_operand,
1729 call_address_operand, special_symbolref_operand,
1730 movsi_source_operand, power_of_two_operand,
1731 not_power_of_two_operand, register_is_ok_for_epilogue,
1732 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
1733 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
1735 * config/v850/v850.h (PREDICATE_CODES): Remove.
1736 * config/v850/v850.md: Include predicates.md.
1737 * config/v850/predicates.md: New.
1739 2005-03-21 Zack Weinberg <zack@codesourcery.com>
1741 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
1742 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
1743 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
1744 (itoolsdir, itoolsdatadir): Move definition above new first use.
1745 (install-itoolsdirs): New rule.
1746 (install-mkheaders): Depend on install-itoolsdirs, not
1747 install-include-dir.
1749 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1751 * tree-into-ssa.c: Remove obsolete comments.
1753 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
1755 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
1756 unrolling if -fpeel-loops is specified, too.
1757 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
1758 Remove superfluous check for flag_unroll_loops.
1760 2005-03-21 Uros Bizjak <uros@kss-loka.si>
1762 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
1763 (lrint_optab, llrint_optab): Define corresponding macros.
1764 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
1765 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
1766 pattern and llrint_optab using llrintdi2 patterns.
1767 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
1768 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
1769 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
1770 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
1771 flag_unsafe_math_optimizations is set.
1773 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1775 * combine.c (combine_simplify_rtx, simplify_if_then_else,
1776 simplify_logical, if_then_else_cond, known_cond,
1777 simplify_comparison): Adjust calls to reverse_comparison.
1778 Don't use combine_reversed_comparison_code).
1779 (combine_reversed_comparison_code): Remove.
1780 (reversed_comparison): Using reversed_comparison_code, move it...
1781 * jump.c (reversed_comparison): ... here.
1782 * rtl.h (reversed_comparison): Add prototype.
1784 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1786 * builtins.c (fold_builtin): Take decomposed arguments of
1788 * fold-const.c (fold_ternary): Update a call to fold_builtin.
1789 * gimplify.c (gimplify_call_expr): Likewise.
1790 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
1791 * tree.h: Update the prototype of fold_builtin.
1793 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
1795 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
1796 * rtlhooks.c (gen_lowpart_no_emit_general): New.
1797 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
1798 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
1799 * simplify-rtx.c (simplify_binary_operation_1): Use it.
1801 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
1803 * builtins.c (fold_builtin_1): Take decomposed arguments of
1805 (fold_builtin): Update a call to fold_builtin_1.
1807 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
1810 * gcov.c (output_lines): Only output function block summary when
1811 outputting branch information.
1812 * doc/gcov.texi: Document format of preamble and additional block
1815 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
1817 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
1818 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
1819 the defaults false if BITS_PER_UNIT != 8.
1820 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
1821 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
1822 than BITS_PER_UNIT != 8.
1823 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
1824 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
1825 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
1827 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
1828 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
1830 2005-03-20 Roger Sayle <roger@eyesopen.com>
1833 * fold-const.c (fold_binary): Fix type mismatch between
1834 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
1835 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
1836 for non-truth-valued expressions.
1838 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
1839 and FUNCTION_DECL in the main switch.
1840 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1841 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
1842 we also need to convert their operands to match.
1843 <TRUTH_NOT_EXPR>: Likewise.
1845 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
1847 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
1848 diagnostic without checking whether an lvalue.
1849 * c-common.h (lvalue_p): Remove.
1850 (enum lvalue_use): Update comment.
1851 (lvalue_or_else): Replace by lvalue_error.
1852 * c-typeck.c (lvalue_p): Make static.
1853 (lvalue_or_else): New. Call lvalue_error.
1855 2005-03-21 Alan Modra <amodra@bigpond.net.au>
1857 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
1858 (function_arg_advance): Use rs6000_parm_start.
1859 (function_arg, rs6000_arg_partial_bytes): Likewise.
1861 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1863 * c-common.c (check_case_value): Adjust comment about stripping
1865 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
1866 * c-typeck.c (default_conversion, convert_arguments,
1867 build_modify_expr, convert_for_assignment, store_init_value,
1868 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
1869 manually. Remove inaccurate comments.
1871 2005-03-20 Roger Sayle <roger@eyesopen.com>
1872 Joseph S. Myers <joseph@codesourcery.com>
1874 * varasm.c (do_assemble_alias): Restore comment describing function.
1875 Annotate the target parameter as potentially unused.
1877 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
1880 * config/avr/avr.c (avr_output_function_prologue): Do not use
1881 current_function_name() in a label, use a local label instead.
1883 2005-03-20 David Edelsohn <edelsohn@gnu.org>
1885 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
1886 flag_finite_math_only, not flag_unsafe_math_optimizations.
1888 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1890 * builtins.c (fold_builtin_1): Update a call to
1891 targetm.fold_builtin.
1892 * hooks.c (hook_tree_tree_bool_null): Rename to
1893 hook_tree_tree_tree_bool_null. Take one more argument of type
1895 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
1896 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
1897 hook_tree_tree_tree_bool_null.
1898 * target.h (gcc_target): Update the prototype of fold_builtin.
1899 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
1900 arguments of CALL_EXPR.
1901 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
1904 2005-03-20 Jan Hubicka <jh@suse.cz>
1906 * cgraph.h (cgraph_node): Add prev_clone pointer.
1907 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
1908 (cgraph_clone_node): Produce doubly linked chain.
1910 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1912 * c-common.c (handle_aligned_attribute, check_function_sentinel,
1913 get_nonnull_operand, handle_sentinel_attribute,
1914 check_function_arguments_recurse): Do not strip NOPS from
1916 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
1918 * c-format.c (get_constant): Likewise.
1919 * c-parser.c (c_parser_postfix_expression): Likewise.
1920 * c-typeck.c (set_init_index): Likewise.
1921 (convert_arguments): Don't check for NOP_EXPR containing integer
1924 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
1926 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
1927 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
1928 Take decomposed arguments of CALL_EXPR.
1929 (fold_builtin_1): Update calls to the functions mentioned
1932 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
1934 * c-decl.c (check_bitfield_type_and_width): Require bit-field
1935 width to have integer type.
1936 (build_enumerator): Require enumerator value to have integer type.
1938 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1940 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
1943 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1945 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
1946 std=iso9899:199x): Correct descriptions.
1948 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
1950 * config.gcc: Consistently use solaris2.1[0-9]* instead of
1953 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
1955 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
1957 (expand_builtin_memcpy, fold_builtin_1): Update calls to
1958 fold_builtin_memcpy.
1960 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
1961 arguments of CALL_EXPR.
1962 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
1963 fold_builtin_found, fold_builtin_1): Update calls to
1964 fold_trunc_transparent_mathfn.
1966 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1969 * fold-const.c (fold_widened_comparison): Don't optimize casts of
1970 function pointers on targets that require function pointer
1972 (fold_sign_changed_comparison): Likewise.
1974 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
1976 * combine.c (try_combine): When changing the mode of a hard reg, make
1977 sure that doing so is valid.
1979 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
1981 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
1982 (TARGET_HANDLE_OPTION): Override default.
1983 (avr_handle_option): New function.
1984 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
1985 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
1986 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
1987 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
1988 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
1989 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
1990 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
1991 (TARGET_OPTIONS): Delete.
1992 * config/avr/avr.opt: New file.
1994 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
1996 * config/m32r/m32r-protos.h: Remove the prototypes for
1997 call_address_operand, symbolic_operand, seth_add3_operand,
1998 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
1999 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2000 two_insn_const_operand, move_src_operand,
2001 move_double_src_operand, move_dest_operand,
2002 eqne_comparison_operator, signed_comparison_operator,
2003 large_insn_p, conditional_move_operand, carry_compare_operand,
2004 m32r_block_immediate_operand, extend_operand,
2005 reg_or_eq_int16_operand, int8_operand, and
2006 reg_or_zero_operand.
2007 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2008 seth_add3_operand, int8_operand, cmp_int16_operand,
2009 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2010 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2011 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2012 move_double_src_operand, move_dest_operand,
2013 eqne_comparison_operator, signed_comparison_operator,
2014 extend_operand, small_insn_p, large_insn_p,
2015 conditional_move_operand, carry_compare_operand,
2016 m32r_block_immediate_operand): Move to predicates.md.
2017 (MAX_MOVE_BYTES): Move to m32r.h.
2018 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2019 * config/m32r/m32r.md: Include predicates.md.
2020 * config/m32r/predicates.md: New.
2022 2005-03-18 James E Wilson <wilson@specifixinc.com>
2025 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
2028 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2030 * config/mn10300/mn10300-protos.h: Remove the prototypes for
2031 call_address_operand, const_8bit_operand.
2032 * config/mn10300/mn10300.c (call_address_operand,
2033 const_8bit_operand, const_1f_operand): Move to predicates.md.
2034 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
2035 * config/mn10300/mn10300.md: Include predicates.md.
2036 * config/mn10300/predicates.md: New.
2038 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
2040 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
2041 declarations in diagnostics and %E for identifiers, not %s.
2043 2005-03-18 Jan Hubicka <jh@suse.cz>
2044 Dale Johannesen <dalej@apple.com>
2046 * basic-block.h (scale_bbs_frequencies_int,
2047 scale_bbs_frequencies_gcov_type): Declare.
2048 * cfg.c (RDIV): New macro.
2049 (update_bb_frequency_for_threading): Fix.
2050 * basic-block.h (scale_bbs_frequencies_int,
2051 scale_bbs_frequencies_gcov_type): New.
2052 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
2053 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
2054 scale_bbs_frequencies_int.
2055 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
2057 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2059 * config/m32r/m32r-protos.h: Remove the prototypes for
2060 call_address_operand, symbolic_operand, seth_add3_operand,
2061 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
2062 reg_or_uint16_operand, reg_or_cmp_int16_operand,
2063 two_insn_const_operand, move_src_operand,
2064 move_double_src_operand, move_dest_operand,
2065 eqne_comparison_operator, signed_comparison_operator,
2066 large_insn_p, conditional_move_operand, carry_compare_operand,
2067 m32r_block_immediate_operand, extend_operand,
2068 reg_or_eq_int16_operand, int8_operand, and
2069 reg_or_zero_operand.
2070 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
2071 seth_add3_operand, int8_operand, cmp_int16_operand,
2072 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
2073 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
2074 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
2075 move_double_src_operand, move_dest_operand,
2076 eqne_comparison_operator, signed_comparison_operator,
2077 extend_operand, small_insn_p, large_insn_p,
2078 conditional_move_operand, carry_compare_operand,
2079 m32r_block_immediate_operand): Move to predicates.md.
2080 (MAX_MOVE_BYTES): Move to m32r.h.
2081 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
2082 * config/m32r/m32r.md: Include predicates.md.
2083 * config/m32r/predicates.md: New.
2085 * config/pa/pa-protos.h: Add prototypes for magic_milli and
2087 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
2088 symbolic_operand, symbolic_memory_operand,
2089 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
2090 indexed_memory_operand, move_dest_operand, move_src_operand,
2091 prefetch_cc_operand, prefetch_nocc_operand,
2092 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
2093 arith_operand, arith11_operand, pre_cint_operand,
2094 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
2095 ireg_operand, int5_operand, uint5_operand, int11_operand,
2096 uint32_operand, arith5_operand, and_operand, ior_operand,
2097 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
2098 pc_or_label_operand, div_operand, plus_xor_ior_operator,
2099 shadd_operand, movb_comparison_operator,
2100 cmpib_comparison_operator): Move to predicates.md.
2101 (magic_milli, shadd_constant_p): Make it extern.
2102 * config/pa/pa.h (PREDICATE_CODES): Remove.
2103 * config/pa/pa.md: Include predicates.md.
2104 * config/pa/predicates.md: New.
2106 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
2109 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2111 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
2112 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
2113 config/alpha/freebsd.h, config/alpha/linux.h,
2114 config/alpha/netbsd.h, config/alpha/osf5.h,
2115 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
2116 config/h8300/h8300-protos.h, config/h8300/h8300.c,
2117 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
2118 doc/cppopts.texi: Update copyright.
2120 2005-03-18 Jan Hubicka <jh@suse.cz>
2123 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
2125 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
2128 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2130 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
2133 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
2135 * combine.c (gen_binary): Remove.
2136 (known_cond, simplify_shift_const, find_split_point,
2137 combine_simplify_rtx, simplify_if_then_else, simplify_set,
2138 simplify_logical, expand_field_assignment, extract_left_shift,
2139 force_to_mode, if_then_else_cond, apply_distributive_law,
2140 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
2141 simplify_comparison, reversed_comparison): Replace with
2142 simplify_gen_binary, simplify_gen_relational or
2143 distribute_and_simplify_rtx.
2144 (distribute_and_simplify_rtx): New function.
2146 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
2147 Paolo Bonzini <gcc.gnu.org>
2149 * calls.c (setjmp_call_p, special_function_p): Update comments
2150 at the head of the functions.
2152 2005-03-18 Jan Hubicka <jh@suse.cz>
2154 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
2156 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
2157 function body should be released; do not proactively release function
2158 bodies in non-unit-at-a-time mode.
2160 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
2162 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
2163 mno-fp-ret-in-387 multilib variants.
2165 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
2167 * common.opt (m): Remove.
2168 * opts.c (handle_option): Pass 'm' options to set_target_switch if
2170 (common_handle_option): Remove OPT_m case.
2172 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
2174 * builtins.c (fold_builtin_bitop): Take decomposed arguments
2176 (fold_builtin_1): Update a call to fold_builtin_bitop.
2178 * builtins.c (fold_builtin_signbit): Take decomposed arguments
2180 (fold_builtin_1): Update a call to fold_builtin_signbit.
2182 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
2184 PR tree-optimization/20474
2185 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
2186 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
2188 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2190 * config/h8300/h8300-protos.h: Remove prototypes for
2191 general_operand_src, general_operand_dst, single_one_operand,
2192 single_zero_operand, call_insn_operand,
2193 two_insn_adds_subs_operand, small_call_insn_operand,
2194 jump_address_operand, bit_operand, bit_memory_operand,
2195 stack_pointer_operand, const_int_gt_2_operand,
2196 const_int_ge_8_operand, const_int_qi_operand,
2197 const_int_hi_operand, incdec_operand, bit_operator,
2198 nshift_operator, eqne_operator, gtle_operator,
2199 gtuleu_operator, iorxor_operator.
2200 Add prototypes for h8sx_shift_type h8sx_classify_shift and
2201 h8300_ldm_stm_parallel.
2202 * config/h8300/h8300.c (h8sx_shift_type,): Move to
2204 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
2205 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
2206 (h8300_ldm_stm_parallel): Make it extern.
2207 (h8300_ldm_parallel, h8300_stm_parallel,
2208 h8300_return_parallel, general_operand_src,
2209 general_operand_dst, h8300_dst_operand, h8300_src_operand,
2210 nibble_operand, reg_or_nibble_operand, single_one_operand,
2211 single_zero_operand, call_insn_operand,
2212 two_insn_adds_subs_operand, small_call_insn_operand,
2213 jump_address_operand, bit_operand, bit_memory_operand,
2214 stack_pointer_operand, const_int_gt_2_operand,
2215 const_int_ge_8_operand, const_int_qi_operand,
2216 const_int_hi_operand, incdec_operand, eqne_operator,
2217 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
2218 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
2219 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
2220 nshift_operator): Move to predicates.md.
2221 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
2222 * config/h8300/h8300.md: Include predicates.md.
2223 * config/h8300/predicates.md: New.
2225 2005-03-17 Richard Henderson <rth@redhat.com>
2227 * config.gcc (ia64*-*-hpux*): Add extra_options.
2228 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
2229 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2230 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
2231 (ia64_tls_size_string, ia64_tune_string): Remove.
2232 (ia64_tune): Init to PROCESSOR_ITANIUM2.
2233 (TARGET_DEFAULT_TARGET_FLAGS): New.
2234 (TARGET_HANDLE_OPTION): New.
2235 (ia64_override_options): Move options parsing ...
2236 (ia64_handle_option): ... here. New.
2237 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
2238 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
2239 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
2240 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
2241 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
2242 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
2243 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
2244 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
2245 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
2246 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
2247 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
2248 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
2249 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
2250 TARGET_EARLY_STOP_BITS): Remove.
2251 (TARGET_ILP32): Default false.
2252 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
2253 (enum ia64_inline_type): New.
2254 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
2255 * config/ia64/ia64.md: Update for new definitions of
2256 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
2257 * config/ia64/ia64.opt: New file.
2258 * config/ia64/ilp32.opt: New file.
2260 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
2263 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
2265 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
2267 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
2268 instead of MASK_H8300S.
2269 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
2270 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
2271 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
2272 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
2273 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
2274 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
2275 TARGET_SWITCHES): Remove.
2276 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
2278 * config/h8300/h8300.opt: New.
2280 * config/alpha/alpha.opt, config/arc/arc.opt,
2281 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
2284 2005-03-17 Ian Lance Taylor <ian@airs.com>
2288 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
2290 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
2291 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
2292 (TARGET_HANDLE_OPTION): Override default.
2293 (arc_handle_option): New function.
2294 (arc_init): Remove code to set arch_cpu_string.
2295 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
2296 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
2297 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
2298 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
2299 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
2300 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
2301 (arc_rodata_string, TARGET_OPTIONS): Delete.
2302 * config/arc/arc.opt: New file.
2304 2005-03-17 Richard Henderson <rth@redhat.com>
2306 * doc/extend.texi (Weak Pragmas): New section.
2307 (attribute alias): Clarify that target must be in the same
2310 2005-03-17 Richard Henderson <rth@redhat.com>
2312 * config/alpha/alpha.opt: New file.
2313 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
2315 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
2316 alpha_fprm_string, alpha_fptm_string): Make static.
2317 (alpha_tls_size_string): Remove.
2318 (alpha_handle_option): New.
2319 (override_options): Update for alpha_cpu/alpha_tune split.
2320 (alpha_file_start): Likewise.
2321 (TARGET_DEFAULT_TARGET_FLAGS): New.
2322 (TARGET_HANDLE_OPTION): New.
2323 * config/alpha/alpha.h (alpha_tune): Declare.
2324 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
2325 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
2326 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
2327 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
2328 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
2329 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
2330 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
2331 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
2332 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
2333 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
2334 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
2335 (TARGET_DEFAULT): Remove MASK_FP.
2336 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
2337 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
2338 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
2339 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
2340 alpha_tls_size_string): Remove.
2341 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
2342 (attribute tune): Rename from attribute cpu.
2343 * config/alpha/ev4.md: Update to match.
2344 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
2345 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
2346 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
2347 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
2348 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
2349 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
2351 2005-03-16 James E. Wilson <wilson@specifixinc.com>
2353 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
2354 and return without creating new state if before_nops_num is nonzero.
2355 * config/ia64/ia64.md (first_insn): New attribute.
2356 (alloc): Set it to yes.
2358 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2360 * tree-vectorizer.c (new_vec_stmt_info): Initialize
2361 STMT_VINFO_SUBVARS to NULL.
2362 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
2364 2005-03-16 Dale Johannesen <dalej@apple.com>
2366 * rtlanal.c (find_first_parameter_load): Rewrite to
2367 return actual first param load or the call if none,
2368 instead of first in block, when not all loads exist.
2370 2005-03-16 Roger Sayle <roger@eyesopen.com>
2372 * optabs.c (expand_copysign_absneg): Make static.
2373 * optabs.h (expand_copysign_absneg): Delete prototype.
2374 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
2376 2005-03-16 Richard Henderson <rth@redhat.com>
2379 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
2380 (alias_pairs): Rename from output_defs.
2381 (find_decl_and_mark_needed): Split out from assemble_alias.
2382 (do_assemble_alias): New.
2383 (assemble_output_def): Remove.
2384 (finish_aliases_1, finish_aliases_2): New.
2385 (process_pending_assemble_output_defs): Remove.
2386 (assemble_alias): Defer aliases for which we don't yet have a
2387 non-external decl for the target symbol.
2388 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
2389 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
2390 * toplev.c (compile_file): Use finish_aliases_2 instead of
2391 process_pending_assemble_output_defs.
2392 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
2393 (process_pending_assemble_output_defs): Remove.
2395 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2397 Fix PR tree-optimization/20489
2399 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
2400 for empty structures.
2402 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
2404 Fix PR tree-optimization/20490
2406 * tree-ssa-pre.c (create_expression_by_pieces): Use
2407 force_gimple_operand on result of fold.
2409 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
2411 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
2412 of closing parenthesis.
2414 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
2416 * builtins.c (expand_movstr): Update a call to
2417 fold_builtin_strcpy.
2418 (expand_builtin_strncpy): Update a call to
2419 fold_builtin_strncpy.
2420 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
2421 arguments of CALL_EXPR.
2422 (fold_builtin_1): Update calls to fold_builtin_strcpy and
2423 fold_builtin_strncpy.
2424 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
2425 * tree.h: Update the prototypes of fold_builtin_strcpy and
2426 fold_builtin_strncpy.
2428 2005-03-16 Steven Bosscher <stevenb@suse.de>
2429 Dorit Naishlos <dorit@il.ibm.com>
2431 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
2432 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
2435 2005-03-16 Steven Bosscher <stevenb@suse.de>
2437 * tree-inline.c (walk_type_fields, walk_tree,
2438 walk_tree_without_duplicates): Move from here...
2439 * tree.c: ...to here.
2441 2005-03-15 Zack Weinberg <zack@codesourcery.com>
2443 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
2444 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
2445 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
2446 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
2447 (version): Define using $(BASEVER_c).
2448 (Makefile, config.status, build/gcov-iov.o): No longer depends on
2450 (version.o): Depend on version files; add custom generation command.
2451 (prefix.o): Define BASEVER on command line.
2452 (s-iov): Depend on version files; adjust command.
2453 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
2455 (gcc-vers.texi): New rule.
2456 (doc/%.info, doc/%.dvi): Add -I . to command line.
2457 (doc/gccinstall.dvi): Likewise.
2458 (PACKAGE): Delete. All uses replaced with "gcc".
2459 * aclocal.m4: Do not include gcc-version.m4.
2460 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
2461 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
2462 Set is_release based on contents of DEV-PHASE.
2463 Set gcc_version based on contents of BASE-VER.
2464 Define WIN32_REGISTRY_KEY only if the user overrode the default.
2465 * config.in, configure: Regenerate.
2466 * gccbug.in: Determine version of GCC in use at runtime.
2467 * gcov-iov.c: Get version number and development phase from
2468 command line, not by including version.c.
2469 * intl.c: Replace all uses of PACKAGE with "gcc".
2470 * libada-mk.in: Delete unused "gcc_version" variable.
2471 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
2472 * version.c: (VERSUFFIX): New hook for redistributors; adjust
2473 commentary to match.
2474 (version_string): Put together from pieces.
2475 * config/alpha/x-vms: Do not use $(gcc_version).
2476 * config/i386/t-nwld: Likewise.
2477 * doc/include/gcc-common.texi: Include gcc-vers.texi for
2478 version-GCC and DEVELOPMENT.
2480 2005-03-15 Roger Sayle <roger@eyesopen.com>
2482 PR tree-optimization/17454
2483 * tree.c (tree_size): Add case for TREE_BINFO.
2484 * fold-const.c (fold_checksum_tree): Only clear the overloaded
2485 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
2487 2005-03-15 Roger Sayle <roger@eyesopen.com>
2489 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
2490 op1 whilst expanding the signed widenening multiply variant.
2492 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
2494 * toplev.c (display_target_options): Avoid unused variable warning if
2495 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
2496 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
2497 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
2498 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
2499 (mips_isa_info): New variable.
2500 (mips_parse_cpu): Remove the first argument and leave the caller
2502 (TARGET_HANDLE_OPTION): Override default.
2503 (mips_handle_option): New function. Move option validation code from...
2504 (override_options): ...here. Update calls to mips_parse_cpu.
2505 * config/mips/mips.h (mips_arch_string, mips_tune_string)
2506 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
2507 (SUBTARGET_TARGET_OPTIONS): Delete.
2508 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
2509 (mno-flush-func, mtune=): New options.
2511 2005-03-15 Roger Sayle <roger@eyesopen.com>
2512 Richard Henderson <rth@redhat.com>
2514 * real.c (c4x_single_format, c4x_extended_format): Provide values
2515 for signbit_ro for c4x's single and extended floating point formats.
2516 * optabs.c (expand_copysign): Use the floating point format's
2517 signbit_ro for expanding via expand_copysign_absneg, and it's
2518 signbit_rw field for expanding via expand_copysign_bit.
2520 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
2522 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
2523 known_alignment_for_access_p.
2524 (known_alignment_for_access_p): New.
2525 (do_peeling_for_alignment): Field made int instead of bool and renamed
2526 to peeling_for_alignment.
2527 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
2528 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
2529 functionality used to be in vect_analyze_operations.
2530 (vect_analyze_operations): Code to determine vectorization factor was
2531 moved to vect_determine_vectorization_factor.
2532 (vect_enhance_data_refs_alignment): Update to correct alignment when it
2533 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
2535 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
2536 be part of vect_analyze_operations).
2537 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
2538 creating the guard condition, as the number of iterations may be
2540 (slpeel_tree_peel_loop_to_edge): Use new name of
2541 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
2542 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
2543 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
2544 (vect_do_peeling_for_alignment): Use fold.
2545 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
2547 (vect_update_inits_of_dr): Renamed to
2548 vect_update_init_of_dr.
2549 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
2550 (vectorizable_store): Fix assertion to use == instead of =.
2552 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
2554 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
2555 call_used_regs for wCG registers.
2557 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
2559 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
2560 for non-offsettable memory references to cope with outstanding reload
2561 replacements, take 2.
2563 2005-03-15 Uros Bizjak <uros@kss-loka.si>
2566 * config/i386/i386.h (x86_fisttp): New.
2567 (TARGET_FISTTP): New macro.
2568 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
2569 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
2570 instruction when fisttp flag is set.
2571 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
2573 * config/i386/i386.md (type attribute): Add fisttp.
2574 (unit attribute): Set to i387 for fisttp type.
2575 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
2576 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
2578 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
2579 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
2581 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
2582 patterns for TARGET_FISTTP. Enable patterns for
2583 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
2584 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
2585 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
2586 implement fisttp x87 insn.
2587 (fix_trunc*_i387_fisttp splitters): New patterns.
2588 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
2589 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
2590 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
2592 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
2593 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
2594 Implement using mode macros. Disable patterns for TARGET_FISTTP.
2595 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
2596 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
2597 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
2598 Disable patterns for TARGET_FISTTP.
2599 (fix_trunc*_i387 splitters): Implement usign mode macros.
2600 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
2601 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
2602 (fix_trunx*_sse peephole2s): Implement using mode macros.
2604 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
2606 PR rtl-optimization/20291
2607 * combine.c (try_combine): If splitting fails, re-try with
2608 original combined pattern, i.e. before clobber stripping.
2610 2005-03-14 Eric Christopher <echristo@redhat.com>
2612 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
2613 STACK_GROWS_DOWNWARD.
2615 2005-03-14 Roger Sayle <roger@eyesopen.com>
2617 * real.h (struct real_format): Split the signbit field into two
2618 two fields, signbit_ro and signbit_rw.
2619 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
2620 mips_double_format, ieee_extended_motorola_format,
2621 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
2622 ieee_extended_intel_128_format, ibm_extended_format,
2623 mips_extended_format, ieee_quad_format, mips_quad_format,
2624 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
2625 i370_double_format, c4x_single_format, c4x_extended_format,
2626 real_internal_format): Update initializers for new field.
2627 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
2628 real_format structure.
2629 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
2630 field of the real_format structure.
2632 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
2634 Fix PR tree-optimization/20458
2636 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
2637 DECL_EXTERNAL on STRUCT_FIELD tags.
2638 (clear_call_clobbered): Ditto.
2639 * tree-ssa-operands.c (note_addressable): Make sure the original
2640 variable doesn't slip into the addressable list if we have
2642 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
2645 2005-03-14 Geoffrey Keating <geoffk@apple.com>
2647 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
2648 (-fwide-exec-charset): Likewise.
2649 (-finput-charset): Likewise.
2650 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
2651 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
2652 * c.opt (Wnormalized): New.
2654 2005-03-14 Devang Patel <dpatel@apple.com>
2656 * doc/invoke.texi: Add reference to Visibility document.
2658 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2660 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
2661 MASK_SPLIT_ADDRESSES.
2662 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
2663 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
2664 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
2665 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
2666 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
2667 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
2668 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
2669 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
2670 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
2671 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
2672 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
2673 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
2674 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
2675 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
2676 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
2677 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
2678 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
2679 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
2680 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
2681 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
2682 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
2683 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
2684 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
2685 (TARGET_EXPLICIT_RELOCS): Delete.
2686 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
2687 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
2688 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
2689 (override_options): Set MASK_LONG64 if -mint64 is given and no
2690 -mlongXX option is. Complain about -mint64 -mlong32.
2691 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
2692 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
2693 * config/mips/mips.opt: New file.
2695 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
2697 * config.gcc (extra_options): New variable for listing option files.
2698 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
2699 * configure.ac (extra_opt_files): New AC_SUBST variable.
2700 (tm_file_list, tm_include_list): Include options.h first.
2701 * configure: Regenerate.
2702 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
2703 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
2704 (s-options-h): New rule.
2705 (options.h): Depend on it.
2706 (TEXI_GCCINT_FILES): Add options.texi.
2707 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
2708 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
2709 * target.h (gcc_target): Add default_target_flags and handle_option.
2710 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
2711 (TARGET_HANDLE_OPTION): New macros.
2712 (TARGET_INITIALIZER): Include them.
2713 * opt-functions.awk (opt_args, nth_arg): New functions.
2714 (switch_flags): Handle the "Target" flag.
2716 (var_name): Use opt_args and nth_arg.
2717 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
2718 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
2719 macros for the "Mask" and "InverseMask" options.
2720 * opts.h (cl_var_cond): New enum.
2721 (cl_option): Replace the "has_set_value" and "set_value" fields with
2722 "var_cond" and "var_value".
2723 (CL_TARGET): New macro.
2724 (option_enabled, print_filtered_help): Declare.
2725 (decode_options): Move definition.
2726 * opts.c (handle_option): Search for the original option before
2727 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
2728 var_cond and var_value fields. Use targetm.handle_option to handle
2730 (decode_options): Set target_flags to targetm.default_target_flags.
2731 (print_filtered_help): Make global. Handle CL_TARGET.
2732 (option_enabled): New function.
2733 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
2734 (display_target_options, set_target_switch, print_switch_values)
2735 (default_pch_valid_p): Guard uses of target_switches with
2736 #ifdef TARGET_SWITCHES. Also...
2737 (display_target_options): Display the CL_TARGET entries in cl_options.
2738 (set_target_option): Don't complain about the "" option when
2739 TARGET_SWITCHES is undefined.
2740 (print_switch_values): Use option_enabled.
2741 (default_pch_valid_p): Check cl_options[] when looking for something
2742 that has changed the value of target_flags.
2743 * c.opt: Remove documentation from top of file.
2744 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
2745 * doc/sourecebuild.texi: Refer to the new options documentation
2746 instead of c.opt. Document machine-specific .opt files.
2747 * doc/tm.texi (target_flags): Say that this variable is declared
2749 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
2750 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
2752 * doc/options.texi: New file.
2754 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2757 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
2760 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
2763 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
2764 temporary variable of pointer type if an lvalues is required.
2765 (gimplify_modify_expr_rhs): Request an rvalue from it.
2766 (gimplify_expr): Pass fallback on.
2768 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2770 * cfgbuild.c: Update comments.
2772 2005-03-14 Roger Sayle <roger@eyesopen.com>
2774 PR rtl-optimization/17236
2775 * optabs.c (expand_doubleword_mult): New helper function split out
2776 from expand_binop. Permute the order in which instructions are
2777 emitted to minimize the number of simultaneously live registers.
2778 (expand_binop): Call expand_doubleword_mult to synthesize a double
2779 word multiplication.
2781 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2783 * basic-block.h: Update the prototypes of cached_make_edge and
2785 * cfg.c (cached_make_edge): Take edge_cache representing one
2786 row of the adjacency matrix of edges.
2787 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
2788 (make_edges): Initialize edge_cache to represent one row of
2789 the adjacency matrix of edges.
2791 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2793 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
2795 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
2796 Remove unused removed_phis variable.
2797 (conditional_replacement): Use build1/build2.
2798 (abs_replacement): Use last_and_only_stmt and build1/build2.
2800 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2802 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
2803 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
2804 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
2805 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
2806 * c-common.c (handle_novops_attribute): New function.
2807 (c_common_attribute_table): Add "no vops" entry.
2808 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
2809 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
2810 * tree-ssa-operands.c (get_call_expr_operands): Do not
2811 create virtual operands for calls with ECF_NOVOPS flag.
2812 * tree.h (DECL_IS_NOVOPS): New macro.
2813 (struct tree_decl): Add novops_flag.
2814 (ECF_NOVOPS): New constant.
2816 2005-03-14 Uros Bizjak <uros@kss-loka.si>
2819 * config/i386/i386.c (x86_use_himode_fiop): New.
2820 (x86_use_simode_fiop): Rename from x86_use_fiop.
2821 * config/i386/i386.h (x86_use_himode_fiop): Declare.
2822 (TARGET_USE_HIMODE_FIOP): New.
2823 (x86_use_simode_fiop): Rename from x86_use_fiop.
2824 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
2826 * config/i386/i386.md (X87MODEI12): New mode macro define.
2827 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
2828 to implement x87 FP compare with HImode input operands.
2829 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
2830 Use X87MODEI12 mode macro to handle HImode input operands.
2831 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
2832 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
2833 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
2834 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
2835 macro to implement x87 operators with HImode input operands.
2836 (fop splitters): Use X87MODEI12 mode macro to handle HImode
2839 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2841 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
2843 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
2844 constants invariant.
2846 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
2848 * basic-block.h (BB_VISITED): Removed.
2849 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
2851 2005-03-14 Falk Hueffner <falk@debian.org>
2854 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
2856 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2858 * ggc-zone.c: Fix comment typos.
2860 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
2861 stringpool.c, config/mips/mips-protos.h: Update copyright.
2863 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2865 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
2866 throughout with its typedef, "rtx".
2867 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
2868 (rs6000_tls_symbol_ref_1): Remove inline keyword.
2869 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
2870 regs in comment to match code.
2872 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
2874 * except.c (check_handled): Make it static.
2875 * except.h: Remove the corresponding prototype.
2877 * function.c (get_func_frame_size): Make it static.
2878 * function.h: Remove the corresponding type.
2880 * regclass.c (reg_class_superclasses, reg_class_subclasses):
2882 * hard-reg-set.h: Remove the corresponding declarations.
2884 * tree-cfg.c (verify_stmts): Check that
2885 bb_for_stmt (stmt) == bb for every PHI node and statement.
2887 2005-03-14 Alan Modra <amodra@bigpond.net.au>
2889 * config.gcc: Remove excess indentation.
2890 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
2892 2005-03-13 Roger Sayle <roger@eyesopen.com>
2895 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
2896 * fold-const.c (fold_sign_changed_comparison): Likewise.
2897 (fold_binary): Optimize comparisons against widened operands if
2898 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
2900 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2902 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
2903 (sparc_override_options): Initialize it.
2904 (sparc_struct_value_rtx): Set it on the MEM to be returned.
2906 2005-03-13 David Edelsohn <edelsohn@gnu.org>
2908 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
2909 (reg_or_none500mem_operand): New predicate.
2910 (zero_reg_mem_operand): New predicate.
2911 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
2912 to reg_or_none500mem_operand.
2913 (extendsfdf2_fpr): Add MEM alternative.
2914 (extenddftf2_internal): Change operand2 predicate to
2915 zero_reg_mem_operand.
2917 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2919 * ggc-zone.c: Rewritten.
2921 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
2923 * configure.ac: Define GGC_ZONE for --with-gc=zone.
2924 * config.in: Regenerated.
2925 * configure: Regenerated.
2926 * gengtype.c (write_types_process_field, write_func_for_structure):
2927 Pass new argument to gt_pch_note_object.
2928 * ggc-common.c (struct ptr_data): Add TYPE.
2929 (gt_pch_note_object): Take TYPE argument and save it.
2930 (call_count): Update call to ggc_pch_count_object.
2931 (call_alloc): Update call to ggc_pch_alloc_object.
2932 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
2934 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
2935 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
2936 (ggc_alloc_zone_stat): Delete.
2937 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
2938 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
2939 (ggc_pch_alloc_object): Update prototypes.
2940 (garbage_zone): Delete.
2941 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
2942 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
2944 (tree_id_zone): New variable.
2945 (ggc_alloc_cleared_zone): Remove unused.
2946 (ggc_alloc_zone): Define.
2947 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
2948 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
2949 ggc_alloc_zone_stat.
2950 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
2951 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
2952 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
2953 (make_node_stat): Likewise. Use tree_id_zone.
2955 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2956 Joseph S. Myers <joseph@codesourcery.com>
2958 * configure.ac: Check for MIPS TLS.
2959 * configure: Regenerated.
2960 * config/mips/mips-protos.h (enum mips_symbol_type): Add
2961 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
2962 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
2963 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
2964 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
2965 (mips_classify_symbol, mips_symbolic_constant_p)
2966 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
2967 (mips_tls_operand_p, mips_call_tls_get_addr)
2968 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
2969 (mips_tls_symbol_ref_1): New functions.
2970 (mips_legitimize_address, mips_legitimize_const_move): Call
2971 mips_legitimize_tls_address.
2972 (override_options): Handle V1_REG and TLS symbols. Disable TLS
2974 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
2975 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
2976 (mips_char_to_class): Document V1_REG.
2977 (HAVE_AS_TLS): Provide default.
2978 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
2980 (load_got<mode>): Renamed from *load_got<mode>. Allow when
2982 (tls_get_tp_<mode>): New instruction.
2984 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2986 * configure.ac: Update checks for target tools.
2987 * configure: Regenerated.
2989 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
2991 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
2993 2005-03-13 Roger Sayle <roger@eyesopen.com>
2995 * expmed.c (expand_mult): Use synthetic multiplication sequences for
2996 more classes of DImode multiplication by constant. Allow both
2997 multiplication by small negative constants (by performing a
2998 multiplication by a positive constant and negating the result) and
2999 multiplications by large powers of two, by using a left shift.
3001 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3003 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
3004 of basic blocks into work_stack.
3006 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
3007 config/mips/vr.h: Update copyright.
3009 * c-decl.c (c_init_decl_processing): Remove useless calls to
3010 build_function_type.
3012 * builtins.c (fold_trunc_transparent_mathfn,
3013 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
3014 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
3015 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
3016 fold_builtin_strcpy, fold_builtin_strncpy,
3017 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
3020 * builtins.c (expand_builtin_mathfn_3): Remove local variable
3023 * lambda-code.c (lambda_compute_auxillary_space): Remove local
3024 variable determinant.
3026 * tree-cfg.c (group_case_labels): Remove local variable type.
3028 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
3031 * tree-ssa-phiopt.c (value_replacement): Remove local variable
3034 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
3037 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
3038 (*movmemqi_insn): Delete.
3039 (*movmemhi): Delete.
3041 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
3043 * builtins.c (fold_builtin_classify): Take decomposed
3044 arguments of CALL_EXPR.
3045 (fold_builtin_1): Update a call to fold_builtin_classify.
3047 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
3050 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
3051 through into call to parser_xref_tag after parse error.
3052 (c_parser_struct_declaration): Consistently return NULL_TREE on
3055 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
3057 * tree-flow-inline.h (ref_contains_array_ref): New function.
3058 (lookup_subvars_for_var): Ditto.
3059 (get_subvars_for_var): Ditto.
3060 (var_can_have_subvars): Ditto.
3062 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
3063 (struct subvar): New type.
3065 * tree-dfa.c (okay_component_ref_for_subvars): New function.
3067 * tree-optimize.c (init_tree_optimization_passes): Call
3068 pass_create_structure_vars.
3070 * tree-ssa-alias.c: Include vec.h.
3071 (init_alias_info): Don't auto-clear call clobbered on struct-field
3073 (compute_flow_insensitive_aliasing): Handle subvars.
3074 (group_aliases): Handle STRUCT_FIELD aliases.
3075 (setup_pointers_and_addressables): Ditto.
3076 Don't mark variables non-addressable if they still have
3077 addressable subvars.
3078 Also mark subvars addressable when the real variable is marked
3080 (add_pointed_to_var): Try to prune the pointed-to set by only
3081 pointing to subvars when possible.
3082 Otherwise, make sure we set addresses_needed and pt_vars to
3083 properly include subvars.
3084 (bitpos_of_field): New function.
3085 (push_fields_onto_fieldstack): Ditto.
3086 (get_or_create_used_part_for): Ditto.
3087 (create_overlap_variables_for): Ditto.
3088 (find_used_portions): Ditto.
3089 (create_structure_vars): Ditto.
3090 (pass_create_structure_vars): New structure.
3092 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
3093 (get_expr_operands): Handle subvars. Also try to turn
3094 COMPONENT_REF accesses into must-defs now that we can accurately
3096 (note_addressable): Try to only mark as addressable those subvars
3097 we know a COMPONENT_REF touches.
3098 (overlap_subvar): New function.
3100 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
3101 Handle subvar storing.
3102 (vect_address_analysis): Update caller of vect_object_analysis.
3104 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
3106 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
3107 (STMT_VINFO_SUBVARS): New macro.
3109 * common.opts: add flag_tree_salias.
3111 * opts.c (decode_options): flag_tree_salias defaults to on.
3113 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
3115 * doc/tree-ssa.texi: Document structural alias analysis.
3117 2005-03-12 Steven Bosscher <stevenb@suse.de>
3119 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
3120 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
3121 * tree-ssa-operands.c (get_expr_operands): Likewise.
3122 (get_expr_operands): Likewise for ERROR_MARK.
3124 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3126 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
3129 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
3132 * tree-ssa-pre.c (compute_avail): Remove local variable val.
3133 (mark_operand_necessary): Remove local variable ver.
3135 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
3136 variable prefix_len.
3138 * value-prof.c (mod_subtract_transform): Remove local variable
3141 * builtins.c (fold_builtin_exponent): Take decomposed
3142 arguments of CALL_EXPR.
3143 (fold_builtin_1): Update a call to fold_builtin_exponent.
3145 * builtins.c (fold_builtin_logarithm): Take decomposed
3146 arguments of CALL_EXPR.
3147 (fold_builtin_1): Update a call to fold_builtin_logarithm.
3149 * c-decl.c (c_init_decl_processing): Remove local variables
3150 ptr_ftype_void and ptr_ftype_ptr.
3152 * gimplify.c (gimplify_expr): Remove local variables r0 and
3155 * reg-stack.c (move_for_stack_reg): Remove local variable
3157 (compare_for_stack_reg): Remove local variable flags_user.
3158 (convert_regs_1): Remove local variable deleted.
3160 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
3162 (combine_blocks): Remove local variables exits and new_e.
3164 * tree-inline.c (expand_call_inline): Remove local variable
3167 * tree-ssa-live.c (create_ssa_var_map,
3168 calculate_live_on_entry): Remove local variable snn.
3170 2005-03-12 Geoffrey Keating <geoffk@apple.com>
3172 * c-lex.c (c_lex_with_flags): Add parameter to call to
3175 2005-03-11 Per Bothner <per@bothner.com>
3177 * c-tree.h (struct c_declarator): New id_loc field.
3178 * c-pragma.h (c_lex_with_flags): Take position reference.
3179 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
3180 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
3181 (c_lex): Pass dummy location to c_lex_with_flags.
3182 * c-parser.c (c_lex_one_token): Set c_token's location using
3183 c_lex_with_flags, instead of input_location, which might be "ahead".
3184 (c_parser_direct_declarator): Set declarator's id_loc from
3186 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
3187 declarator's id_loc, rather than probably-imprecise input_location.
3188 (build_id_declarator): Initialize c_declarator's id_loc field.
3190 2005-03-11 Roger Sayle <roger@eyesopen.com>
3193 * builtins.c (expand_builtin_signbit): Force the signbit's word
3194 into an integer register to avoid SUBREGs of floating point modes.
3196 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
3198 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
3199 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
3200 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
3201 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
3203 2005-03-11 David Edelsohn <edelsohn@gnu.org>
3205 PR rtl-optimization/20306
3206 * expr.c (emit_move_complex): Set try_int false if mode is
3207 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
3208 emit_block_move if try_int is true.
3210 2005-03-11 Richard Henderson <rth@redhat.com>
3213 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
3214 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
3217 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3219 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
3220 (TARGET_FIX_VR4130): New macro.
3221 (TARGET_OPTIONS): Add -mfix-vr4130.
3222 (ISA_HAS_MACCHI): New macro.
3223 (ASM_SPEC): Add -mfix-vr4130.
3224 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
3225 (override_options): Handle mips_fix_vr4130_string.
3226 (mips_avoid_hazards): Clear all_noreorder_p
3227 if we're working around VR4130 errata and the macc alternatives
3229 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
3230 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
3231 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
3232 (MULTILIB_DEFAULTS): Remove leading "march=".
3233 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
3234 if no architecture option is given.
3235 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
3237 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
3238 * doc/invoke.texi: Document -mfix-vr4130.
3240 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
3242 * config/mips/mips.c (override_options): Only warn about -mint64
3243 deprecation if TARGET_INT64.
3245 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3247 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
3248 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
3249 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
3250 are non-specific regarding the nonnull parameter positions.
3251 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
3252 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
3253 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
3254 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
3256 * builtins.def: Use the non-specific "nonnull" attibute lists.
3258 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3260 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3261 single_pred_edge, single_succ, single_pred): Improve comments.
3263 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
3265 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
3266 single_pred_edge, single_succ, single_pred): New inline functions.
3267 * bb-reorder.c (rotate_loop, find_traces_1_round,
3268 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
3269 duplicate_computed_gotos): Use the single_succ/pred functions.
3270 * cfganal.c (forwarder_block_p): Ditto.
3271 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
3272 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3273 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
3274 merge_seq_blocks): Ditto.
3275 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
3276 * cfglayout.c (fixup_reorder_chain): Ditto.
3277 * cfgloop.c (mark_single_exit_loops, update_latch_info,
3278 canonicalize_loop_headers, verify_loop_structure): Ditto.
3279 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
3280 mfb_update_loops, create_preheader, force_single_succ_latches,
3281 create_loop_notes): Ditto.
3282 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
3283 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
3284 commit_one_edge_insertion, purge_dead_edges,
3285 cfg_layout_can_merge_blocks_p): Ditto.
3286 * except.c (sjlj_emit_function_enter): Ditto.
3287 * flow.c (init_propagate_block_info): Ditto.
3288 * function.c (thread_prologue_and_epilogue_insns): Ditto.
3289 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
3290 insert_insn_end_bb): Ditto.
3291 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
3292 find_if_case_2): Ditto.
3293 * lambda-code.c (perfect_nestify): Ditto.
3294 * lcm.c (optimize_mode_switching): Ditto.
3295 * loop-doloop.c (doloop_modify): Ditto.
3296 * loop-init.c (loop_optimizer_init): Ditto.
3297 * loop-iv.c (simplify_using_initial_values): Ditto.
3298 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3299 * loop-unswitch.c (unswitch_loop): Ditto.
3300 * modulo-sched.c (generate_prolog_epilog): Ditto.
3301 * predict.c (combine_predictions_for_insn, estimate_probability,
3302 tree_estimate_probability, last_basic_block_p,
3303 estimate_bb_frequencies): Ditto.
3304 * profile.c (branch_prob): Ditto.
3305 * regrename.c (copyprop_hardreg_forward): Ditto.
3306 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
3307 * tracer.c (layout_superblocks): Ditto.
3308 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
3309 cfg_remove_useless_stmts_bb, cleanup_control_flow,
3310 cleanup_control_expr_graph, disband_implicit_edges,
3311 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
3312 tree_verify_flow_info, tree_make_forwarder_block,
3313 tree_forwarder_block_p, remove_forwarder_block,
3314 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
3315 * tree-if-conv.c (tree_if_conversion): Ditto.
3316 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
3317 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
3318 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
3319 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
3320 copy_loop_headers): Ditto.
3321 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
3322 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
3323 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
3324 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
3325 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
3326 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
3327 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
3328 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
3329 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
3330 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
3331 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
3332 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
3333 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
3334 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
3335 slpeel_add_loop_guard): Ditto.
3337 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
3339 PR tree-optimization/15784
3340 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
3343 * stmt.c (expand_case): Don't change index_type. Convert minval
3346 PR tree-optimization/20130
3347 * fold-const.c (fold): Fold x * -1 into -x.
3349 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
3351 PR rtl-optimization/20331
3352 * rtlanal.c (modified_between_p): Check its address first for MEM.
3353 (modified_in_p): Likewise.
3355 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
3357 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
3359 2005-03-10 Steven Bosscher <stevenb@suse.de>
3361 * expr.c (expand_expr_real_1): If possible, use a conditional
3362 move for expanding MIN_EXPR and MAX_EXPR.
3363 Use temp for moving around rtx-en.
3365 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
3368 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
3371 2005-03-10 Roger Sayle <roger@eyesopen.com>
3373 * builtins.c (expand_builtin_signbit): Extend to handle floating
3374 point modes wider than the largest integer type, using the
3375 operand_subword_force function to obtain the signbit's word.
3377 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3380 * combine.c (try_combine): If recog_for_combine added CLOBBERs
3381 to NEWI2PAT, fail to combine if they are used by NEWPAT.
3383 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
3385 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
3387 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
3389 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
3391 (perform_edge_inserts): Unconditionally call
3392 free_dominator_info.
3394 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
3396 2005-03-10 Bob Wilson <bob.wilson@acm.org>
3398 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
3400 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
3402 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
3404 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
3406 (rtl_register_value_prof_hooks,
3407 tree_value_profile_transformations,
3408 tree_register_value_prof_hooks): Likewise.
3409 * var-tracking.c (stack_adjust_offset_pre_post,
3410 variable_htab_free, variable_union, dataflow_set_different_2,
3411 count_uses, variable_was_changed, set_frame_base_location,
3412 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
3413 vt_add_function_parameters): Likewise.
3414 * varasm.c (named_section_real, named_section, make_decl_rtl,
3415 asm_emit_uninitialised, assemble_integer, decode_addr_const,
3416 const_hash_1, compare_constant, copy_constant, force_const_mem,
3417 output_constant_pool_2, output_constant_pool_1, output_constant,
3418 output_constructor, make_decl_one_only, decl_tls_model,
3419 default_no_named_section, default_elf_select_section_1,
3420 default_unique_section_1): Likewise.
3421 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
3422 * vmsdbgout.c (addr_const_to_string): Likewise.
3425 * function.c (struct assign_parm_data_one): Remove last_named
3427 (assign_parm_find_data_types): Don't determine last_named.
3428 Reorder named_parm determination.
3429 (assign_parms): Only setup varargs on the last non-varadic
3432 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
3434 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
3435 sda base address on medium model.
3437 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
3439 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
3440 * cfgloop.c (flow_loop_nodes_find): Export.
3441 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
3443 * cfgloopmanip.c (fix_loop_structure): New function.
3444 * predict.c (predict_loops): Clean up the loops information.
3445 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
3446 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
3448 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
3449 (rewrite_into_loop_closed_ssa): Declaration changed.
3450 * tree-loop-linear.c (linear_transform_loops): Add argument to
3451 rewrite_into_loop_closed_ssa call.
3452 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3453 * tree-ssa-loop-im.c (move_computations): Ditto.
3454 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
3455 * tree-vectorizer.c (vectorize_loops): Ditto.
3456 * tree-optimize.c: Include cfgloop.h.
3457 (execute_todo): Choose whether to call cleanup_tree_cfg or
3458 cleanup_tree_cfg_loop.
3459 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
3460 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
3461 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
3462 cleanup_tree_cfg_loop call.
3463 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
3464 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
3465 work on part of cfg.
3467 2005-03-10 Jakub Jelinek <jakub@redhat.com>
3470 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
3471 with multiple alternatives.
3473 * stmt.c (parse_output_constraint): Fix a typo.
3475 2005-03-09 Bob Wilson <bob.wilson@acm.org>
3477 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
3478 assembly directive instead of deprecated "no-generics".
3480 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
3482 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
3483 for non-offsettable memory references to cope with outstanding reload
3485 * config/s390/s390.md ("reload_outti"): Call find_replacement to
3486 avoid losing outstanding address reloads.
3487 ("reload_outdi", "reload_outdf"): Likewise.
3489 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3491 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
3492 code. Add more cbrt transformations.
3494 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3496 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
3498 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3500 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
3501 NULL_TREE when a given tree is not simplified.
3502 (fold): Return the original tree when any of the functions
3503 mentioned above NULL_TREE.
3505 * fold-const.c (fold_unary, fold_binary): Take decomposed
3506 arguments, code, type, op0, and op1 in case of fold_binary.
3507 (fold): Update calls to fold_unary and fold_binary.
3509 2005-03-09 Roger Sayle <roger@eyesopen.com>
3511 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
3512 a fndecl and an arglist instead of a CALL_EXPR, exp.
3514 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
3516 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
3518 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
3520 * expr.c (expand_assignment): Remove orig_to_rtx.
3522 * fold-const.c (int_const_binop): Remove no_overflow.
3524 * ifcvt.c (noce_emit_move_insn): Remove inmode.
3526 * loop-iv.c (get_biv_step_1): Remove lhs.
3528 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
3530 * real.c (real_nan): Remove neg.
3532 * function.c (thread_prologue_and_epilogue_insns): Remove i
3535 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
3538 * tree-eh.c (tree_could_trap_p): Remove idx.
3540 * tree-into-ssa.c (ann): Remove ann.
3542 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
3544 * tree-sra.c (decide_block_copy): Remove inst_count.
3546 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
3548 * tree-ssa-loop-im.c (lhs): Remove.
3550 * cfgbuild.c (state, STATE, SET_STATE,
3551 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
3553 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
3554 (find_basic_blocks): Set the state of each basic block to
3557 2005-03-08 Jeff Law <law@redhat.com>
3559 * tree-cfg.c (cleanup_control_flow): If removal of a computed
3560 goto results in the removal of edges in the CFG, then we need
3561 to recompute dominators.
3563 2005-03-09 Ben Elliston <bje@au.ibm.com>
3565 * c-common.c (c_do_switch_warnings): Comment fix.
3567 2005-03-08 Julian Brown <julian@codesourcery.com>
3569 * Patch from 2005-03-08 reverted for causing regressions and
3570 ppc-darwin bootstrap failure.
3572 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
3574 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
3575 Define the real function for ppc-darwin.
3576 * c-typeck.c (convert_arguments): Check for target-specific
3577 invalid argument call to unprototyped function.
3578 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
3580 * target.h (invalid_arg_for_unprototyped_fn): New field
3582 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
3583 default target hook.
3584 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
3587 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3589 * c-typeck.c (constructor_stack, constructor_range_stack,
3590 initializer_stack): Make them static.
3592 * cfg.c (rbi_pool): Make it static.
3594 * gimple-low.c (lower_stmt_body): Make it static.
3595 * tree-flow.h: Remove the corresponding prototype. Don't
3598 * sched-deps.c (cache_size): Make it static.
3600 * stor-layout.c (lang_adjust_rli): Make it static.
3602 2005-03-08 Julian Brown <julian@codesourcery.com>
3604 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
3605 from being used for symbols with vague linkage when
3606 HAVE_GAS_COMDAT_GROUP is true.
3608 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
3610 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
3611 nlabel == JUMP_LABEL (jump).
3613 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3615 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
3616 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
3617 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
3618 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
3620 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
3623 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
3624 * c-common.c (handle_returns_twice): New function.
3625 (c_common_attribute_table): Declare eturns_twice' attribute.
3626 * doc/extend.texi: Document eturns_twice' attribute.
3627 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
3628 (struct tree_decl): Add returns_twice_flag.
3630 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3632 * tree-ssa-phiopt.c: Fix a comment typo.
3634 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
3635 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
3636 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
3639 2005-03-08 Richard Henderson <rth@redhat.com>
3641 * config/alpha/alpha.c (code_for_builtin): Replace special-case
3642 builtin codes with ctzdi2, clzdi2, popcountdi2.
3643 (struct alpha_builtin_def): Add is_const.
3644 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
3645 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
3646 (alpha_init_builtins): Init them. Set nothrow and const attributes
3648 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
3649 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
3650 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
3651 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
3652 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
3653 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
3654 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
3655 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
3656 (TARGET_FOLD_BUILTIN): New.
3657 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
3658 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
3660 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
3662 2005-03-08 Ira Rosen <irar@il.ibm.com>
3664 PR tree-optimization/20122
3665 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
3666 condition of access function instead of base.
3668 2005-03-07 Jeff Law <law@redhat.com>
3669 Steven Bosscher <stevenb@suse.de>
3671 * tree-cfg.c (find_taken_edge_computed_goto): New function.
3672 (find_taken_edge): Call find_taken_edge_computed_goto as
3673 appropriate. Allow any gimple invariant rather than just
3674 INTEGER_CST for VAL.
3675 (cleanup_control_flow): Cleanup a computed goto which has turned
3677 (tree_merge_blocks): If block B has any forced labels, move
3678 them to the start of block A.
3679 * tree-ssa-dom.c (thread_across_edge): Allow threading across
3680 computed gotos as well.
3681 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
3682 removal of unnecessary computed gotos too.
3683 (lookup_redirection_data): Fix type of INSERT argument. Callers
3686 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
3688 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
3689 Remove trailing spaces.
3691 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
3692 unshare_all_trees): Make them static.
3693 * tree-gimple.h: Remove the corresponding prototypes.
3695 * diagnostic.h: Remove unused prototype
3696 debug_output_buffer.
3697 * modulo-sched.c: Remove unused prototype
3698 set_row_column_for_ps.
3700 * tree-ssa-phiopt.c (tree_ssa_phiopt,
3701 replace_phi_edge_with_variable): Remove unused variable i.
3703 2005-03-07 Per Bothner <per@bothner.com>
3705 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
3707 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
3710 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
3711 bbs on the COND_EXPR instead of the PHI_NODEs.
3712 (candidate_bb_for_phi_optimization): Remove.
3713 (replace_phi_with_stmt): Rename to ...
3714 (replace_phi_edge_with_variable): this and change so that we
3715 replace the phi argument instead of removing the PHI.
3716 (conditional_replacement): Change so we deal with PHI with more
3718 (value_replacement): Likewise.
3719 (abs_replacement): Likewise.
3721 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
3723 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
3724 output_e500_flip_gt_bit.
3726 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
3728 (rs6000_generate_compare): Fix logic to look at the correct bits.
3729 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
3731 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
3732 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
3733 gen_move_from_CR_gt_bit.
3735 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
3736 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
3737 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
3739 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
3740 (E500_CR_IOR_COMPARE): New constant.
3742 2005-03-08 Earl Chew <earl_chew@agilent.com>
3743 David Billinghurst <David.Billinghurst@riotinto.com>
3745 * config/i386/host-cygwin.c: New file to support precompiled
3747 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
3748 * config.host: Use above files for cygwin host.
3750 2005-03-07 David Edelsohn <edelsohn@gnu.org>
3752 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
3753 ordering ops from earlier change.
3755 2005-03-07 Per Bothner <per@bothner.com>
3757 Various fixes to allow us to again build if --enable-mapped-location:
3758 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
3759 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
3760 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
3761 local variable loc. Change logic appropriately.
3762 * tree-vect-transform.c (vect_finish_stmt_generation): Use
3763 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
3764 * c-parser.c (c_parser_for_statement): Initialize loc variable.
3765 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
3766 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
3768 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
3770 PR rtl-optimization/19683
3771 * reload1.c (choose_reload_regs): Pass the number of bits, not the
3772 number of bytes, to smallest_int_for_mode. Fix arguments to
3773 REG_CANNOT_CHANGE_MODE_P.
3775 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
3777 * reorg.c (relax_delay_slots): Check that the jump is
3778 conditional before trying to invert it.
3780 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3782 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
3785 * calls (stack_arg_under_construction): Make it static.
3787 * flow.c (regs_live_at_setjmp): Make it static.
3788 * flow.h: Remove the corresponding prototype.
3790 * reload1.c (reload_startobj, reload_firstobj,
3791 something_needs_operands_changed, reload_inherited,
3792 reload_inheritance_insn, reload_override_in,
3793 reload_spill_index): Make them static.
3795 * recog.c (verify_changes): Make it static.
3796 * recog.h: Remove the corresponding prototype.
3798 * cfgbuild.c (find_sub_basic_blocks): Remove.
3799 * basic-block.h: Remove the corresponding prototype.
3800 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
3802 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
3804 * tree-ssa-operands.c (check_build_stmt): Remove.
3806 * stor-layout.c (set_alignment): Remove.
3807 * tree.h: Remove the corresponding prototype.
3809 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
3811 * tree-ssa-dce.c (control_dependence_map,
3812 visited_control_parents): Make them static.
3814 * cfghooks.c (verify_flow_info): Remove local variable
3817 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
3820 * loop-unswitch.c (unswitch_loop): Remove local variable src.
3822 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
3824 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
3826 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
3828 * config/ia64/hpux.h (LINK_SPEC): Add -z.
3829 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
3830 PARALLEL for an empty structure.
3832 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
3834 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
3836 * fold-const.c (fold_binary): Unroll the very first "for"
3839 2005-03-06 David Edelsohn <edelsohn@gnu.org>
3841 * config/rs6000/predicates.md (branch_comparison_operator): Remove
3842 redundant match_code test.
3843 (scc_comparison_operator): Swap match_operand and match_code
3845 (branch_positive_comparison_operator): Same.
3846 (trap_comparison_operator): Use comparison_operator and swap with
3849 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
3852 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
3853 (out_movhi_r_mr): Read low byte of volatile MEM first.
3854 (out_movhi_mr_r): Write high byte of volatile MEM first.
3856 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3858 * cselib.c (reg_values, reg_values_size): Make them static.
3860 * cse.c (cse_reg_info_table): Make it static.
3862 * fold-const.c (fold_unary): Use build1 instead of copy_node.
3864 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
3866 * cse.c (find_best_addr): Use canon_for_address.
3868 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3870 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
3871 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
3872 SUBREG and MEM, respectively.
3874 * fold-const.c (fold_binary): Use code instead of t.
3876 * fold-const.c (optimize_minmax_comparison): Take decomposed
3877 arguments code, type, op0, and op1 instead of t.
3878 (fold_binary): Update a call to optimize_minmax_comparison.
3880 * fold-const.c (fold_range_test): Take decomposed arguments
3881 code, type, op0, and op1 instead of t.
3882 (fold_binary): Update a call to fold_range_test.
3884 * fold-const.c (fold_binary_op_with_conditional_arg): Take
3885 decomposed arguments code, type, op0, and op1 instead of t.
3886 (fold_binary): Update a call to fold_range_test.
3888 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
3890 * fold-const.c (fold_binary): Avoid directly using the original
3891 expression t as much as possible.
3893 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3895 * c-semantics.c (build_stmt): Use TYPE_P instead of
3896 IS_NON_TYPE_CODE_CLASS.
3897 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
3898 (NON_TYPE_CHECK): Use TYPE_P instead of
3899 IS_NON_TYPE_CODE_CLASS.
3901 * fold-const.c (fold): Remove handling of binary expressions.
3903 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
3905 * doc/c-tree.texi: Wrap comments in @r{}.
3906 * doc/cpp.texi: Likewise.
3907 * doc/cppinternals.texi: Likewise.
3908 * doc/extend.texi: Likewise.
3909 * doc/md.texi: Likewise.
3910 * doc/objc.texi: Likewise.
3911 * doc/sourcebuild.texi: Likewise.
3912 * doc/tm.texi: Likewise.
3915 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
3917 * predict.c (apply_return_prediction): Standardize PHI chain
3919 * tree-ssa.c (ssa_redirect_edge): Likewise.
3921 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
3922 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
3925 * tree-phinodes.c (remove_phi_node): Drop the last argument.
3926 * tree-flow.h: Adjust the prototype for remove_phi_node.
3927 * lambda-code.c (perfect_nestify): Adjust a call to
3930 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
3931 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
3933 * tree-ssa-dce.c (remove_dead_phis): Likewise.
3934 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3935 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3936 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
3938 * combine.c (simplify_and_const_int): Use gen_int_mode instead
3939 of GEN_INT (trunc_int_for_mode (...)).
3940 * loop-iv.c (iv_number_of_iterations): Likewise.
3941 * postreload.c (reload_cse_move2add): Likewise.
3942 * simplify-rtx.c (simplify_const_unary_operation,
3943 simplify_const_binary_operation): Likewise.
3944 * stor-layout.c (get_mode_bounds): Likewise.
3946 * fold-const.c (fold_binary): New.
3947 (fold): Call fold_binary on binary expressions.
3949 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
3951 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
3952 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
3953 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
3954 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
3955 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
3957 2005-03-04 Devang Patel <dpatel@apple.com>
3959 PR tree-optimization/18815
3960 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
3961 loops with zero exit edges.
3963 2005-03-04 Devang Patel <dpatel@apple.com>
3965 * doc/invoke.texi: Remove reference to webpage that does not exist.
3967 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
3968 Joseph S. Myers <joseph@codesourcery.com>
3971 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
3972 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
3973 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
3974 * pa.c (get_plabel): Change argument to symbol_ref. Call
3975 maybe_get_identifier instead of get_identifier.
3976 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
3977 (struct deferred_plabel): Replace name field with symbol field.
3978 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
3979 ASM_OUTPUT_EXTERNAL_REAL is defined.
3980 (output_global_address): Use output_addr_const for output of all
3982 (output_deferred_plabels): Use symbol_ref instead of name for address
3984 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
3985 ASM_OUTPUT_SYMBOL_REF): New macros.
3986 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
3988 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
3991 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
3993 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
3994 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
3996 2005-03-04 Jeff Law <law@redhat.com>
3998 * basic-block.h (rediscover_loops_after_threading): Declare.
3999 * tree-ssa-dom.c: Include cfgloop.h.
4000 (tree_ssa_dominator_optimize): Discover loops and some basic
4001 properties. Remove forwarder blocks recreated by loop header
4002 canonicalization. Also mark backedges in the CFG.
4003 * tree-ssa-threadupdate.c: Include cfgloop.h
4004 (rediscover_loops_after_threading): Define.
4005 (struct local_info): New field, JUMP_THREADED.
4006 (prune_undesirable_thread_requests): New function.
4007 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
4008 then record that fact for the callers of redirct_edges.
4009 (thread_block): If BB has incoming backedges, then call
4010 prune_undesirable_thraed_requests. Note when we are
4011 going to have to rediscover loop information. Return a
4012 boolean indicating if any jumps were threaded.
4013 (thread_through_all_blocks): Bubble up boolean indicating
4014 if any jumps were threaded.
4015 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
4016 (tree-ssa-threadupdate.o): Similarly.
4018 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4020 * fold-const.c (fold_ternary): Unroll the "for" loop to
4023 2005-03-04 Andrew Haley <aph@redhat.com>
4025 * unwind-dw2-fde-glibc.c (struct
4026 unw_eh_callback_data.check_cache): New field.
4027 (frame_hdr_cache): New.
4028 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
4029 Cache frame header info.
4031 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
4033 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
4034 (print_c_condition): Declare.
4035 * read-rtl.c (ptr_loc): New structure.
4036 (ptr_locs, ptr_loc_obstack, joined_conditions)
4037 (joined_conditions_obstack): New variables.
4038 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
4039 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
4040 (join_c_conditions, print_c_condition): New functions.
4041 (apply_macro_to_string): Associate the new string with the same
4042 source location as the old one.
4043 (add_condition_to_string): Use join_c_conditions.
4044 (read_string): Use set_rtx_ptr_loc to record a filename and line
4045 number for the string.
4046 (read_rtx): Initialize the new variables above.
4047 * genattrtab.c (write_test_expr, write_attr_value): Use
4049 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
4050 comment above the GCC_VERSION check.
4051 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
4052 Inline the definition of MAYBE_EVAL.
4053 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
4054 * genoutput.c (process_template): Likewise.
4055 * genpreds.c (write_predicate_subfunction): Likewise.
4056 (write_predicate_expr): Use print_c_condition.
4057 * genrecog.c (write_cond): Likewise.
4058 * gensupport.c (process_rtx): Use join_c_conditions to join the
4059 conditions of a define_insn_and_split. Record a source location
4060 for the string after the "&&".
4061 (alter_test_for_insn): Use join_c_conditions.
4063 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
4066 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4067 PR tree-optimization/15784
4068 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4071 2005-03-04 Ben Elliston <bje@au.ibm.com>
4073 * gcc.c (option_map): Add --coverage.
4074 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
4075 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
4076 * config/darwin.h: Pass -lgcov for `coverage'.
4077 * doc/invoke.texi (Debugging Options): Document --coverage.
4079 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4081 * gcse.c (bypass_block): Use find_edge wherever possible.
4083 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
4087 * c-opts.c (c_common_parse_file): Call start_source_file
4088 and end_source_file at the approriate times.
4090 * dwarf2out.c (dwarf2out_finish): Don't auto-end
4091 the main file, it will be done for us now.
4093 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
4095 * fold-const.c (fold_ternary): New.
4096 (fold): Call fold_ternary on ternary expressions. Remove
4097 handling of ternary expressions.
4099 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
4101 PR tree-optimization/15784
4102 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
4105 2005-03-03 David Edelsohn <edelsohn@gnu.org>
4107 * config/rs6000/predicates.md (branch_comparison_operator):
4108 Convert from C block to conditional format.
4110 2005-03-03 Jan Hubicka <jh@suse.cz>
4112 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
4113 and non-constant public variables.
4115 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
4117 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
4120 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
4123 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
4124 calls to release_ssa_name and release_phi_node.
4126 * fold-const.c (fold): Remove handling of unary expressions.
4128 * fold-const.c (fold_unary): Avoid directly using the original
4129 expression t as much as possible.
4131 2005-03-03 Roger Sayle <roger@eyesopen.com>
4132 Andrew Pinski <pinskia@physics.uc.edu>
4134 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
4135 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
4137 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
4139 Describe special registers SRP and MOF as allocatable registers.
4140 * config/cris/cris.c (cris_md_asm_clobbers): New function.
4141 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
4142 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
4143 TARGET_HAS_MUL_INSNS.
4144 (cris_print_operand) <case 'd'>: New case.
4145 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
4146 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
4148 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
4149 (REG_ALLOC_ORDER): Update for MOF.
4150 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
4152 (GENERAL_REGS): No longer a define of ALL_REGS.
4153 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
4154 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4156 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
4157 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
4158 (SECONDARY_RELOAD_CLASS): Define.
4159 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
4160 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
4161 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
4162 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
4163 (REGISTER_MOVE_COST): Define.
4164 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
4165 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
4166 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
4167 (CRIS_MOF_REGNUM): New define_constants.
4168 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
4170 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
4172 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
4173 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
4174 Adjust for MOF being properly described as a register.
4175 (indir_to_reg_split): Name this split. Conditionalize on the
4176 destination register being a general register.
4177 (movei): Conditionalize on on operands 0 and 1 having the same
4180 2005-03-03 Alan Modra <amodra@bigpond.net.au>
4183 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
4184 -mcpu to override any other explicitly given flags.
4186 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
4188 * recog.c (verify_changes, confirm_change_group): New functions,
4189 broken out of apply_change_group.
4190 (apply_change_group): Use them.
4191 * recog.h (verify_change, confirm_change_group): Declare.
4192 * rtl.h (redirect_jump_2): Declare.
4193 * jump.c (redirect_exp, invert_exp): Delete.
4194 (invert_exp_1): Take second parameter. Return value. Changed caller.
4195 (redirect_jump_2): New function, broken out of redirect_jump.
4196 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
4197 (invert_jump): Use invert_jump_1 and redirect_jump_2.
4198 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
4200 2005-03-02 Geoffrey Keating <geoffk@apple.com>
4202 * varasm.c (named_section): Use xstrdup rather than doing it by
4205 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
4207 2005-03-02 Devang Patel <dpatel@apple.com>
4209 Undo PR tree-optimization/18815 fix.
4211 2005-03-02 Devang Patel <dpatel@apple.com>
4213 PR tree-optimization/18815
4214 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
4215 loops with zero exit edges.
4217 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4219 * cfg.c (connect_src, connect_dest, disconnect_src,
4220 disconnct_dest): New.
4221 (unchecked_make_edge, remove_edge, redirect_edge_succ,
4222 redirect_edge_pred): Use the new functions.
4224 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
4225 free_dominance_info only when needed.
4227 2005-03-02 David Edelsohn <edelsohn@gnu.org>
4230 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
4231 (reg_or_sub_cint64_operand): Same.
4233 2005-03-02 Jeff Law <law@redhat.com>
4235 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
4236 CFG_ALTERED in the main DOM iteration loop.
4238 2005-03-02 Mark Mitchell <mark@codesourcery.com>
4241 * varasm.c (initializer_constant_valid_p): Allow conversions
4242 between OFFSET_TYPEs. Tidy.
4244 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
4246 * config/cris/cris.md ("return"): Remove epilogue delay list
4249 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
4251 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
4253 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
4255 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
4257 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
4258 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
4259 config/m68k/m68k.c, config/mips/mips.h,
4260 config/rs6000/rs6000-protos.h, doc/contrib.texi,
4261 doc/include/gcc-common.texi: Update copyright.
4263 PR middle-end/18029 and PR middle-end/18030
4264 * expr.c (optimize_bitfield_assignment_op): Add a special case
4265 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
4267 * fold-const.c (fold_unary): New.
4268 (fold): Call fold_unary on unary expressions.
4270 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
4272 * cgraph.h (struct cgraph_edge): Add prev_caller and
4274 (cgraph_node_remove_callees): Export.
4275 * cgraph.c (cgraph_create_edge): Initialize prev_caller
4277 (cgraph_edge_remove_callee): New function.
4278 (cgraph_edge_remove_caller): Likewise.
4279 (cgraph_remove_edge): Use.
4280 (cgraph_redirect_edge_callee): Likewise.
4281 (cgraph_node_remove_callees): New function.
4282 (cgraph_node_remove_callers): Likewise.
4283 (cgraph_remove_node): Use.
4284 * tree-optimize.c (tree_rest_of_compilation): Use
4285 cgraph_node_remove_callees instead of manual loop.
4286 * cgraphunit.c (cgraph_finalize_function): Likewise.
4287 (cgraph_expand_function): Likewise.
4288 (cgraph_remove_unreachable_nodes): Likewise.
4290 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
4293 * c-tree.h (undeclared_variable, build_external_ref): Add extra
4295 * c-decl.c (undeclared_variable): Take location as argument.
4296 * c-typeck.c (build_external_ref): Likewise.
4297 * c-parser.c (c_parser_postfix_expression): Pass location of
4298 identifier to build_external_ref.
4300 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4302 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
4303 CCEQ mode for branch_positive_comparison_operator test.
4304 * config/rs6000/predicates (branch_comparison_operator): Revert to
4306 (scc_comparison_operator): Same.
4307 (branch_positive_comparison_operator): Same.
4309 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
4311 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
4312 (cris_delay_slots_for_epilogue): Remove.
4313 (save_last): Move into cris_target_asm_function_epilogue.
4314 (cris_target_asm_function_epilogue): Remove tests for file being
4316 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
4317 (cris_delay_slots_for_epilogue): Remove prototypes.
4318 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
4319 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
4321 2005-03-01 David Edelsohn <edelsohn@gnu.org>
4323 * config/rs6000/predicates.md (branch_comparison_operator): Change
4324 to define_special_predicate.
4325 (scc_comparison_operator): Same.
4326 (branch_positive_comparison_operator): Same.
4328 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
4330 * Makefile.in (tree-ssa-sink.o): New.
4331 (OBJS-common): Add tree-ssa-sink.o.
4332 * common.opt: Add -ftree-sink
4333 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
4334 * timevar.def (TV_TREE_SINK): new timevar.
4335 * tree-flow.h (is_hidden_global_store): Prototype.
4336 * tree-optimize.c (init_tree_optimization_passes): Add
4338 * tree-pass.h (pass_sink_code): New.
4339 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
4340 for non-obvious global store store to is_hidden_global_store, and
4341 call that new function.
4342 * tree-ssa-sink.c: New file.
4343 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
4344 * doc/passes.texi: Document forward store motion.
4345 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
4346 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
4347 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
4348 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
4350 2005-03-01 Per Bothner <per@bothner.com>
4352 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
4353 and we have a non-zero column-number, add it to the message.
4354 Also factor out the diagnostic_kind_text.
4356 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4358 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4359 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4360 flow_loop_scan): Removed.
4361 (flow_loop_dump): Do not dump removed fields.
4362 (flow_loop_free): Do not free removed fields.
4363 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
4364 (loop_exit_edge_p): New function.
4365 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
4366 num_pre_header_edges, entry_edges, num_entries, exit_edges,
4367 num_exits, exits_doms.
4368 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
4369 LOOP_EDGES, LOOP_ALL): Removed.
4370 (flow_loop_scan): Declaration removed.
4371 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
4372 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
4374 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
4375 (if_convert): Call flow_loops_find and flow_loops_free
4376 when calling mark_loop_exit_edges.
4377 * cfgloopanal.c (mark_loop_exit_edges): Moved from
4378 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
4379 free_dominance_info calls.
4380 * loop-init.c (flow_loops_find): Ditto.
4381 * passes.c (rest_of_handle_branch_prob): Ditto.
4382 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
4383 * loop-unroll.c (analyze_insns_in_loop): Do not use
4385 * predict.c (predict_loops): Do not call flow_loop_scan.
4386 Use get_loop_exit_edges.
4387 (tree_estimate_probability): Do not pass flags to flow_loops_find.
4388 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
4389 Do not use EDGE_LOOP_EXIT.
4390 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
4391 to bb_with_exit_edge_p.
4392 (if_convertible_loop_p): Do not call flow_loop_scan. Use
4393 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
4394 to bb_with_exit_edge_p.
4395 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
4397 * tree-loop-linear.c (linear_transform_loops): Do not call
4398 flow_loop_scan. Use loop->single_exit.
4399 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
4400 (vect_analyze_loop_form): Do not call flow_loop_scan.
4401 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
4403 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
4405 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
4406 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
4407 slpeel_tree_duplicate_loop_to_edge_cfg,
4408 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
4409 Use loop_preheader_edge and loop->single_exit. Do not call
4412 2005-03-01 Nick Clifton <nickc@redhat.com>
4414 * config/arm/arm.c (thumb_find_work_register): Check all of the
4415 argument registers to see if they are free, and a couple of
4416 special cases where the last argument register but can be proved
4417 to be available during the function's prologue.
4418 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
4419 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
4420 thumb_unexpanded_epilogue): Use unsigned long as the type for the
4422 (thumb_compute_save_reg_mask): Likewise. Also use
4423 thumb_find_work_register() to ensure that there is agreement about
4424 which work register is going to be used in the prologue.
4425 (thumb_output_function_prologue): Use unsigned long as the type
4426 for the register bit-mask. Also delay pushing the link register if
4427 other high registers are going to be pushed.
4428 (thumb_compute_save_reg_mask, emit_multi_reg_push,
4429 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
4430 redundant prototypes.
4432 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
4435 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
4436 and after reload in REG+REG indexed addresses without REG_POINTER
4437 set in the base and not set in the index.
4439 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
4441 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
4442 Don't undefine here.
4443 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
4444 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
4445 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4446 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
4447 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
4449 * config.gcc (sh*-*-linux*): Use config/linux.h.
4451 2005-02-28 Dale Johannesen <dalej@apple.com>
4452 Stan Shebs <shebs@apple.com>
4454 Rewrite of 64-bit Darwin structure-by-value pass/return.
4455 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
4456 intoffset, use_stack, named.
4457 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
4458 (rs6000_darwin64_record_arg_advance_flush): New.
4459 (rs6000_darwin64_record_arg_advance_recurse): New.
4460 (rs6000_darwin64_record_arg_flush): New.
4461 (rs6000_darwin64_record_arg_recurse): New.
4462 (rs6000_darwin64_record_arg): New.
4463 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
4464 (function_arg_boundary): Handle 128-bit aligned structs.
4465 (function_arg_advance): Rewrite darwin64 struct handling.
4466 (function_arg): Call rs6000_darwin64_record_arg.
4467 (function_arg_partial_nregs): Handle darwin64 structs.
4468 (rs6000_darwin64_function_value): Remove.
4469 (rs6000_function_value): Call rs6000_darwin64_record_arg.
4471 2005-02-28 Roger Sayle <roger@eyesopen.com>
4473 PR tree-optimization/20216
4474 * tree-chrec.c (tree_fold_factorial): Delete.
4475 (tree_fold_binomial): Change argument list to take a return type
4476 and change the type of K to unsigned int. Rewrite to avoid explicit
4477 evaluation of factorials, and (recursively) calling fold to perform
4478 compile-time arithmetic. Return NULL on (internal) overflow.
4479 (chrec_evaluate): Change type of K to an unsigned int. Avoid
4480 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
4481 if any intermediate calculation overflows.
4482 (chrec_apply): Update call to chrec_evaluate.
4484 2005-02-28 James E Wilson <wilson@specifixinc.com>
4486 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
4488 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
4491 * c-parser.c (c_parser_compound_statement): Return error_mark_node
4492 instead of NULL_TREE on error.
4494 2005-02-28 David Edelsohn <edelsohn@gnu.org>
4496 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
4497 (EASY_VECTOR_15_ADD_SELF): Remove.
4498 (num_insns_constant_wide): Not static.
4499 (validate_condition_mode): Not static.
4500 (toc_relative_expr_p): Not static.
4501 (legitimate_indirect_address_p): Not static.
4502 (macho_lo_sum_memory_operand): Not static.
4503 (invalid_e500_subreg): Not static.
4504 (easy_vector_same): Not static.
4505 (easy_vector_splat_const): Not static.
4506 (RS6000_SYMBOL_REF_TLS_P): Remove.
4507 (any_operand): Delete.
4508 (any_parallel_operand): Delete.
4509 (count_register_operand): Delete.
4510 (altivec_register_operand): Delete.
4511 (xer_operand): Delete.
4512 (s8bit_cint_operand): Delete.
4513 (short_cint_operand): Delete.
4514 (u_short_cint_operand): Delete.
4515 (non_short_cint_operand): Delete.
4516 (exact_log2_cint_operand): Delete.
4517 (gpc_reg_operand): Delete.
4518 (cc_reg_operand): Delete.
4519 (cc_reg_not_cr0_operand): Delete.
4520 (reg_or_short_operand): Delete.
4521 (reg_or_neg_short_operand): Delete.
4522 (reg_or_aligned_short_operand): Delete.
4523 (reg_or_u_short_operand): Delete.
4524 (reg_or_cint_operand): Delete.
4525 (reg_or_arith_cint_operand): Delete.
4526 (reg_or_add_cint64_operand): Delete.
4527 (reg_or_sub_cint64_operand): Delete.
4528 (reg_or_logical_cint_operand): Delete.
4529 (got_operand): Delete.
4530 (got_no_const_operand): Delete.
4531 (easy_fp_constant): Delete.
4532 (easy_vector_constant): Delete.
4533 (easy_vector_constant_add_self): Delete.
4534 (zero_constant): Delete.
4535 (zero_fp_constant): Delete.
4536 (volatile_mem_operand): Delete.
4537 (offsettable_mem_operand): Delete.
4538 (mem_or_easy_const_operand): Delete.
4539 (add_operand): Delete.
4540 (non_add_cint_operand): Delete.
4541 (logical_operand): Delete.
4542 (non_logical_cint_operand): Delete.
4543 (mask_operand): Delete.
4544 (mask_operand_wrap): Delete.
4545 (mask64_operand): Delete.
4546 (mask64_2_operand): Delete.
4547 (and64_operand): Delete.
4548 (and64_2_operand): Delete.
4549 (and_operand): Delete.
4550 (reg_or_mem_operand): Delete.
4551 (lwa_operand): Delete.
4552 (symbol_ref_operand): Delete.
4553 (call_operand): Delete.
4554 (current_file_function_operand): Delete.
4555 (input_operand): Delete.
4556 (rs6000_nonimmediate_operand): Delete.
4557 (rs6000_tls_symbol_ref): Delete.
4558 (save_world_operation): Delete.
4559 (restore_world_operation): Delete.
4560 (load_multiple_operation): Delete.
4561 (store_multiple_operation): Delete.
4562 (vrsave_operation): Delete.
4563 (mfcr_operation): Delete.
4564 (mtcrf_operation): Delete.
4565 (lmw_operation): Delete.
4566 (stmw_operation): Delete.
4567 (branch_comparison_operator): Delete.
4568 (branch_positive_comparison_operator): Delete.
4569 (scc_comparison_operator): Delete.
4570 (trap_comparison_operator): Delete.
4571 (boolean_operator): Delete.
4572 (boolean_or_operator): Delete.
4573 (min_max_operator): Delete.
4574 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
4575 (EASY_VECTOR_15): Moved to here.
4576 (EASY_VECTOR_15_ADD_SELF): Move to here.
4577 (PREDICATE_CODES): Delete.
4578 * config/rs6000/rs6000-protos.h: Delete predicate functions.
4579 Declare functions no longer static.
4580 * config/rs6000/predicates.md: New.
4581 * config/rs6000/rs6000.md: Include predicates.md
4583 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
4585 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
4586 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
4588 * cfgrtl.c (need_fake_edge_p): Likewise.
4589 * combine.c (distribute_notes): Likewise.
4590 * emit-rtl.c (try_split): Likewise.
4591 * recog.c (peephole2_opimize): Likewise.
4592 * reg-notes.def (ALWAYS_RETURN): Remove.
4593 * rtl.h (LCT_ALWAYS_RETURN): Remove.
4594 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
4595 * tree.h (ECF_ALWAYS_RETURN): Remove.
4597 2005-02-28 Roger Sayle <roger@eyesopen.com>
4600 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
4601 between different machine modes is never a "useless" conversion.
4603 2005-02-28 Geert Bosch <bosch@gnat.com>
4606 * doc/contrib.texi: List contributors for Ada front end
4608 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4610 * simplify-rtx.c (simplify_unary_operation_1,
4611 simplify_const_unary_operation): New, extracted from...
4612 (simplify_unary_operation): ... this one.
4613 (simplify_binary_operation_1,
4614 simplify_const_binary_operation): New, extracted from...
4615 (simplify_binary_operation): ... this one.
4616 * rtl.h (simplify_const_unary_operation,
4617 simplify_const_binary_operation): Add prototypes.
4619 2005-02-28 Julian Brown <julian@codesourcery.com>
4621 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
4622 building libjava and caused PR regression/20228.
4624 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
4627 * Makefile.in (host_subdir): New.
4628 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
4629 * configure: Regenerate.
4631 2005-02-27 Zack Weinberg <zack@codesourcery.com>
4633 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
4634 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
4635 installation directory first.
4637 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
4640 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
4641 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
4642 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
4643 * config/cris/cris.md: Tweak comments referring to Q.
4644 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
4645 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
4646 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
4647 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
4648 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
4649 Insert spaces in constraints to align alternatives vertically for
4651 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
4654 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4656 PR rtl-optimization/17728
4657 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
4658 operand 0 from general_operand to move_dest_operand.
4660 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4662 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
4663 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
4664 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
4665 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
4667 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
4669 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
4670 * configure: Regenerate.
4671 * libada-mk.in: Remove CC; rename
4672 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
4674 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
4677 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
4678 for the lhs, also walk over the tree. Likewise for rhs.
4680 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
4682 * tree-ssa-dom.c (simple_iv_increment_p): New function.
4683 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
4684 Do not propagate value of iv before increment over the increment.
4686 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
4688 * c-parser.c: New file.
4689 * c-parse.in: Remove.
4690 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
4692 (c-parser.o): Add dependencies.
4693 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
4694 maintainer-clean, TAGS): Update.
4695 * c-config-lang.in (gtfiles): Update.
4696 * gengtype-lex.l: Don't handle "@@".
4697 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
4698 objc_build_synchronized, objc_begin_try_stmt,
4699 objc_begin_catch_clause, objc_finish_catch_clause,
4700 objc_build_finally_clause, objc_finish_try_stmt): New.
4701 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
4703 (c_parse_init): Update comment.
4704 * c-decl.c (c_init_decl_processing): Update comment.
4705 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
4706 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
4707 new c_declspecs members.
4709 2005-02-25 Julian Brown <julian@codesourcery.com>
4711 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
4712 from being used for symbols with vague linkage when
4713 HAVE_GAS_COMDAT_GROUP is true.
4715 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4717 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4719 2005-02-25 Steve Ellcey <sje@cup.hp.com>
4722 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
4723 (LIBGCC2_HAS_DF_MODE): New.
4724 (LIBGCC2_HAS_XF_MODE): New.
4725 (LIBGCC2_HAS_TF_MODE): New.
4726 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4727 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4728 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
4729 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
4730 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
4731 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
4732 and add _fixtfdi, _fixunstfdi, _floatditf
4733 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
4734 L_fixunstfdi, L_floatditf.
4735 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
4736 (LIBGCC2_HAS_TF_MODE): Define.
4738 2005-02-25 Diego Novillo <dnovillo@redhat.com>
4740 PR tree-optimization/20204
4741 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
4742 REWRITE_THIS_STMT markers on PHI nodes.
4743 (rewrite_initialize_block): Likewise.
4745 2005-02-25 Mark Mitchell <mark@codesourcery.com>
4747 * version.c (version_string): Update to 4.1.
4749 2005-02-25 Paolo Carlini <pcarlini@suse.de>
4751 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
4752 Clarify that the alternative way doesn't work in GNU C++.
4754 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4756 PR tree-optimization/19937
4757 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
4758 to the type of the induction variable.
4760 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
4762 PR rtl-optimization/20117
4763 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
4764 the block including noncopyable insn.
4766 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4768 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
4769 calls to find_reg_note.
4771 2005-02-24 Richard Henderson <rth@redhat.com>
4774 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
4777 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
4779 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
4780 vector types if to use base reg for misaligned non-word ld/std.
4782 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4785 * config/cris/cris.c (cris_target_asm_function_prologue): Create
4786 dwarf2 label manually and put it after, not before the prologue.
4788 2005-02-24 David Edelsohn <edelsohn@gnu.org>
4791 * reload.c (operands_match_p): Only increment register number for
4792 SCALAR_INT_MODE_P modes in multiple hard registers.
4794 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
4797 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4799 * ChangeLog.5: Fix log message typo(s).
4800 * ChangeLog.7: Likewise.
4801 * ChangeLog.tree-ssa: Likewise.
4802 * cfgexpand.c: Fix comment typo(s).
4803 * conflict.c: Likewise.
4804 * defaults.h: Likewise.
4805 * dwarf2out.c: Likewise.
4807 * ggc-page.c: Likewise.
4808 * tree-eh.c: Likewise.
4809 * tree-ssa-dom.c: Likewise.
4811 2005-02-24 Jakub Jelinek <jakub@redhat.com>
4814 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
4815 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
4816 if SHARED is defined.
4819 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
4820 allow splitting only if operands 0 and 3 don't overlap.
4822 2005-02-24 Richard Henderson <rth@redhat.com>
4825 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
4826 (fold_builtin_1): Call them.
4827 * fold-const.c (fold_complex_mult_parts): Split out from ...
4828 (fold_complex_mult): ... here. Fix typo in both imaginary case.
4829 (fold_complex_div_parts, fold_complex_div): New.
4831 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
4833 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4835 * tree-ssa-ccp.c (visit_assignment): Verify that result of
4836 VIEW_CONVERT_EXPR is_gimple_min_invariant.
4838 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
4839 (print_node): Likewise.
4840 Print TYPE_SIZES_GIMPLIFIED.
4842 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
4844 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
4845 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
4846 operands as commutative in constraints.
4848 2005-02-24 Diego Novillo <dnovillo@redhat.com>
4850 * tree-into-ssa.c: Re-organize internal functions.
4852 2005-02-24 Richard Henderson <rth@redhat.com>
4855 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
4857 * common.opt (fcx-limited-range): New.
4858 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
4859 * toplev.c (flag_complex_method): Initialize to 1.
4860 (process_options): Set flag_complex_method to 0 if
4861 flag_cx_limited_range.
4862 * doc/invoke.texi (-fcx-limited-range): New.
4864 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
4866 * cse.c (delete_trivially_dead_insns): Speed up by using
4867 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
4870 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
4872 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
4873 functions when -mid-shared-library is being used.
4875 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
4877 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
4878 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
4879 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
4880 * system.h: Poison LINK_LIBGCC_SPECIAL.
4882 2005-02-23 James E Wilson <wilson@specifixinc.com>
4884 * gengtype.c (note_insn_name): Make 1 element larger.
4886 2005-02-23 Roger Sayle <roger@eyesopen.com>
4889 PR rtl-optimization/20097
4890 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
4891 BImode SUBREGs of SImode registers which confuse the ia64 backend.
4893 2005-02-23 David Edelsohn <edelsohn@gnu.org>
4895 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
4896 * t-aix52 (SHLIB_INSTALL): Same.
4898 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
4900 * genpreds.c: Update copyright.
4902 2005-02-23 Michael Beach <michaelb@ieee.org>
4905 * config/sparc/t-elf (startup files): Assemble with CPP.
4907 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
4909 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
4910 (write_predicate_expr): Likewise.
4912 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4914 PR tree-optimization/20100
4915 PR tree-optimization/20115
4916 * tree-optimize.c (init_tree_optimization_passes): Remove
4917 pass_maybe_create_global_var.
4918 * tree-pass.h (pass_maybe_create_global_var): Remove.
4919 * tree-ssa-alias.c (aliases_computed_p): Declare.
4920 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
4921 (count_calls_and_maybe_create_global_var): Remove.
4922 (pass_maybe_create_global_var): Remove.
4923 (init_alias_info): Do not declare aliases_computed_p.
4924 (maybe_create_global_var): If the function contains no
4925 call-clobbered variables and a mix of pure/const and regular
4926 function calls, create .GLOBAL_VAR.
4927 Mark all call-clobbered variables for renaming.
4928 (merge_pointed_to_info): Update comment.
4929 (add_pointed_to_var): Likewise.
4930 (is_escape_site): Likewise.
4931 Accept struct alias_info * instead of size_t *.
4933 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
4935 * tree-ssa-operands.c (get_call_expr_operands): If
4936 ALIASES_COMPUTED_P is false, do not add call-clobbering
4938 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
4939 (delete_tree_ssa): Likewise.
4941 2005-02-22 James E Wilson <wilson@specifixinc.com>
4943 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
4944 (do_compile): Do call it here.
4946 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4948 PR rtl-optimization/20017.
4949 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
4950 rest_of_handle_cse2, rest_of_handle_gcse): Call
4951 delete_dead_jumptables immediately before calling cleanup_cfg.
4953 2005-02-22 Devang Patel <dpatel@apple.com>
4956 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
4959 2005-02-22 David Edelsohn <edelsohn@gnu.org>
4961 * config/rs6000/aix.h (WINT_TYPE): Define.
4963 2005-02-22 Stan Shebs <shebs@apple.com>
4965 * config/rs6000/rs6000.c (rs6000_override_options): Default to
4966 natural alignment for 64-bit Darwin.
4967 (rs6000_parse_alignment_option): Warn about uses of -malign-power
4969 * doc/invoke.texi: Document this.
4971 2005-02-22 DJ Delorie <dj@redhat.com>
4973 * c-common.c (c_common_type_for_mode): Pass the mode's precision
4974 to make_[un]signed_type, not the mode itself.
4976 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
4978 * cfg.c (cached_make_edge): Call make_edge if edge cache is
4979 not available. Use tail calls wherever possible.
4980 (make_edge): Call unchecked_make_edge to create an edge.
4982 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
4983 (coalesce_ssa_name): Don't check for
4984 SSANORM_USE_COALESCE_LIST.
4985 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
4987 2005-02-22 Diego Novillo <dnovillo@redhat.com>
4989 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
4990 (rewrite_into_ssa): ... here.
4992 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
4994 PR tree-optimization/19786
4995 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
4996 tag to another's may-alias bitmap when adding to the other's list.
4998 2005-02-21 DJ Delorie <dj@redhat.com>
5000 * tree-ssa-loop-ivopts.c (computation_cost): Start register
5001 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
5002 registers in unsupported ways.
5003 * expmed.c (init_expmed): Likewise.
5005 2005-02-21 Stan Cox <scox@redhat.com>
5007 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
5009 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5011 * tree-cfg.c (fold_cond_expr_cond): New.
5012 (make_edges): Call fold_cond_expr_cond.
5013 (find_taken_edge): Accept nothing but INTEGER_CST.
5014 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
5016 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
5018 * flow.c (delete_dead_jumptables): Speed up by scanning insns
5019 that do not belong to any basic block.
5021 2005-02-21 Jeff Law <law@redhat.com>
5023 * cfganal.c (find_unreachable_blocks): Manually CSE load of
5026 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
5028 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
5029 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
5030 Adjust their definitions.
5031 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
5032 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
5034 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
5035 genautomata.c, langhooks.c, langhooks.h, system.h,
5036 config/arm/lib1funcs.asm: Update copyright.
5038 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5040 * dbxout.c (dbxout_function_end): Emit Lscope label always.
5042 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
5045 * doc/install.texi: Document --with-gc.
5047 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
5049 * simplify-rtx.c (simplify_unary_operation): Add a missing
5052 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
5054 PR tree-optimization/18663
5055 * tree-ssa-dom.c (extract_range_from_cond): Return 0
5056 if the type has variable bounds.
5058 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
5060 * gcse.c: Remove an obsolete comment.
5062 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
5064 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
5066 * doc/extend.texi (Function Attributes) <Attribute const>: The
5067 attribute "pure" is below this text, not above.
5069 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5071 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
5072 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
5073 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
5075 2005-02-20 Zack Weinberg <zack@codesourcery.com>
5078 * langhooks.h (struct lang_hooks): Add to_target_charset.
5079 * langhooks.c (lhd_to_target_charset): New function.
5080 * langhooks-def.h: Declare lhd_to_target_charset.
5081 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
5082 (LANG_HOOKS_INITIALIZER): Update.
5083 * c-common.c (c_common_to_target_charset): New function.
5084 * c-common.h: Declare it.
5085 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
5086 c_common_to_target_charset.
5088 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
5089 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
5091 * system.h: Poison them.
5092 * doc/tm.texi: Don't discuss them.
5093 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
5094 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
5095 (pp_c_char): Do not attempt to generate letter escapes for
5097 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
5098 * config/mips/mips.c (mips_output_ascii): Likewise.
5100 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
5102 PR tree-optimization/19951
5103 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
5106 2005-02-19 Steven Bosscher <stevenb@suse.de>
5109 * function.h (struct function): New field `max_loop_depth'.
5110 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
5111 (flow_loops_find): Reset the max loop depth count before finding loops.
5112 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
5113 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
5114 (calculate_global_regs_live): Make sure the loop will terminate
5115 when the initial sets are not empty.
5117 2005-02-19 Zack Weinberg <zack@codesourcery.com>
5119 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
5121 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
5123 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
5126 * doc/invoke.texi: Remove documentation of %M spec.
5128 (init_spec): Remove %M suffix from -lgcc_s.
5129 (do_spec_1): Remove 'M' case.
5130 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
5131 to put shared libraries in the multilib directory. Remove the
5132 shlib_so_soname substitution variable. Don't add a multilib encoding
5133 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
5134 reported by -print-multi-os-directory. Pass @multilib_dir@ to
5135 SHLIB_INSTALL as well as SHLIB_LINK.
5136 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
5137 (SHLIB_NAME): Delete.
5138 (SHLIB_DIR): New macro.
5139 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
5140 (SHLIB_INSTALL): Adjust accordingly.
5141 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
5142 * config/t-slibgcc-sld: Likewise.
5143 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
5144 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
5145 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
5147 (SHLIBUNWIND_INSTALL): Adjust accordingly.
5148 * config/i386/t-nwld (SHLIB_SONAME): Delete.
5149 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
5150 Use @shlib_base_name@ instead of @shlib_so_name@.
5151 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
5152 and @shlib_base_name@.so in @multilib_dir@.
5153 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
5154 to the install path.
5155 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
5156 (SHLIB_LINK): Remove previous workaround.
5157 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
5158 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
5159 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
5161 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
5162 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
5163 (SHLIB_INSTALL): Adjust accordingly.
5164 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
5165 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
5166 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
5167 config/t-slibgcc-elf-ver.
5169 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
5170 Jakub Jelinek <jakub@redhat.com>
5172 PR tree-optimization/19828
5173 * tree-ssa-loop-im.c: Add a TODO comment.
5174 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
5175 without side-effects.
5177 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5179 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
5182 2005-02-18 James E. Wilson <wilson@specifixinc.com>
5184 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
5185 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
5186 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
5188 (ia64_reorg): Delete fixup_errata call.
5189 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
5190 (TARGET_SWITCHES): Delete -mb-step entry.
5192 2005-02-19 Jakub Jelinek <jakub@redhat.com>
5195 * c-typeck.c (composite_type): Handle quals in transparent unions.
5196 (type_lists_compatible_p): Likewise.
5198 2005-02-18 Stan Shebs <shebs@apple.com>
5200 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
5201 expressions in the .literal8 section.
5203 2005-02-18 Geoffrey Keating <geoffk@apple.com>
5205 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
5207 2005-02-18 Roger Sayle <roger@eyesopen.com>
5209 * fold-const.c (constant_boolean_node): Always create values of the
5210 specified type, don't bother calling truthvalue_conversion.
5212 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5214 * except.c (output_function_exception_table): Call
5215 assemble_external_libcall (eh_personality_libfunc).
5217 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5220 * config/ia64/ia64.h (struct machine_function): Add state_num.
5221 * config/ia64/ia64.c (process_epilogue,
5222 process_for_unwind_directive): Use new unwind state numbers each
5223 time rather than state 1.
5225 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
5228 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
5229 before the "*llgt_didi" pattern.
5231 2005-02-18 Jason Merrill <jason@redhat.com>
5233 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
5235 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
5237 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
5238 (div0): Use it in place of ARM_FUNC_ALIAS.
5239 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
5241 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
5244 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
5245 access, the lower bound of the array type if it exists.
5247 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
5250 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
5251 cases that are out-of-range for the index type.
5253 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
5255 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
5256 (estimate_case_costs): Don't call convert.
5257 * expmed.c (expand_shift): Likewise.
5258 (make_tree): Call fold_convert instead of convert.
5260 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5263 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
5264 that ref to be marked MEM_READONLY_P doesn't have base that needs
5267 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
5269 * genautomata.c (output_get_cpu_unit_code_func,
5270 output_cpu_unit_reservation_p): Don't generate old-style function
5273 2005-02-18 Jakub Jelinek <jakub@redhat.com>
5276 PR tree-optimization/20009
5277 * convert.c (convert_to_integer): Revert 2005-02-16 change.
5279 PR tree-optimization/18947
5280 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
5281 inline, remove all nodes that are inlined into the extern inline
5284 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5286 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
5287 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
5288 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
5289 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
5292 2005-02-17 Roger Sayle <roger@eyesopen.com>
5294 PR tree-optimization/19917
5295 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
5296 to be potentially trapping.
5298 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
5300 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
5302 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
5304 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
5305 tem becomes a local variable which is set to the value of the
5306 back end defined INITIAL_FRAME_ADDRESS macro.
5307 (expand_builtin_frame_address): Omit the base parameter to
5308 expand_builtin_return_addr.
5309 (expand_builtin_profile_func): Likewise.
5310 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
5311 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
5312 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
5314 2005-02-17 Jakub Jelinek <jakub@redhat.com>
5316 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
5317 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
5318 * config/frv/frv.c (frv_function_epilogue): Likewise.
5320 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
5322 * lambda-code (perfect_nestify): Remove mark/unmark
5324 * tree-loop-linear.c (linear_transform_loops): Add
5325 rewrite_into_ssa call so that ssa is correct for
5326 rewriting into loop closed.
5328 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
5330 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
5331 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
5333 * bt-load.c (btr_def_live_range, combine_btr_defs,
5334 migrate_btr_def, migrate_btr_defs): Likewise.
5335 * cfgcleanup.c (thread_jump): Likewise.
5336 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
5337 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
5338 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
5339 df_rd_local_compute, df_reg_info_compute): Likewise.
5340 * dominance.c (init_dom_info, free_dom_info): Likewise.
5341 * flow.c (init_propagate_block_info,
5342 free_propagate_block_info): Likewise.
5343 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
5344 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
5345 modify_reg_pav): Likewise.
5346 * loop-invariant.c (find_defs, find_invariant_insn,
5347 find_invariants, free_inv_motion_data): Likewise.
5348 * predict.c (tree_predict_by_opcode,
5349 estimate_bb_frequencies): Likewise.
5350 * stmt.c (expand_case): Likewise.
5351 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
5352 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
5353 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
5354 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
5355 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
5356 rewrite_ssa_into_ssa): Likewise.
5357 * tree-optimize.c (tree_rest_of_compilation): Likewise.
5358 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
5359 analyze_edges_for_bb, perform_edge_inserts): Likewise.
5360 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
5361 * tree-sra.c (tree_sra): Likewise.
5362 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
5363 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
5364 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
5365 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
5366 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
5367 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
5369 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
5370 calculate_live_on_entry, calculate_live_on_exit,
5371 build_tree_conflict_graph): Likewise.
5372 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
5373 record_important_candidates, set_use_iv_cost, find_depends,
5374 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
5375 tree_ssa_iv_optimize_finalize): Likewise.
5376 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
5377 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
5378 tree_duplicate_loop_to_header_edge): Likewise.
5379 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
5380 * tree-ssa.c (verify_flow_insensitive_alias_info,
5381 verify_name_tags, verify_ssa, init_tree_ssa,
5382 delete_tree_ssa): Likewise.
5383 * tree-ssanames.c (marked_ssa_names, init_ssanames,
5384 fini_ssanames): Likewise.
5385 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
5387 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
5389 * config/rs6000/t-rtems: Completely reworked.
5391 2005-02-17 Ira Rosen <irar@il.ibm.com>
5393 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
5395 2005-02-17 Ira Rosen <irar@il.ibm.com>
5397 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
5398 POINTER_TYPE_P when checking that type is a pointer.
5399 (vect_get_memtag): Remove.
5400 (vect_address_analysis): Use POINTER_TYPE_P. Call
5401 vect_object_analysis with dummy parameter for memtag.
5402 (vect_object_analysis): Extract memtag (functionality that
5403 used to be in vect_get_memtag and moved here). Fix printings.
5404 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
5405 with correct parameters. Remove call to vect_get_memtag.
5407 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
5409 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
5410 (tree-vectorizer.o): Added missing dependencies.
5412 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
5414 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
5415 declaration in tree-vectorizer.c, now has an extern declaration in
5417 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5418 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5419 get_vectype_for_scalar_type, vect_is_simple_use,
5420 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5421 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
5422 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
5423 vectorizable_store, vectorizable_operation, vectorizable_assignment,
5424 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
5425 find_loop_location): Likewise.
5427 * tree-vectorizer.c (langhooks.h): #include removed.
5428 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
5429 moved to tree-vectorized.h.
5430 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
5431 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
5432 get_vectype_for_scalar_type, vect_is_simple_use,
5433 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
5434 vect_supportable_dr_alignment, new_loop_vec_info,
5435 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
5436 vect_set_verbosity_level, find_loop_location): Likewise.
5438 (vect_analyze_loop): Function externalized. Declaration moved to
5439 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
5440 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
5441 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
5442 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
5443 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
5444 vect_enhance_data_refs_alignment, vect_analyze_operations,
5445 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
5446 vect_stmt_relevant_p, vect_get_loop_niters,
5447 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
5448 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
5449 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
5450 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
5451 vect_get_memtag): Likewise.
5453 (vectorizable_load): Function externalized. Declaration moved to
5454 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
5455 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
5456 vect_transform_loop): Likewise.
5457 (vect_transform_stmt): Moved to tree-vect-transform.c.
5458 (vect_align_data_ref, vect_create_destination_var,
5459 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
5460 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
5461 vect_get_vec_def_for_operand, vect_init_vector,
5462 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
5463 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
5464 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
5465 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
5466 vect_do_peeling_for_loop_bound): Likewise.
5468 * tree-vect-analyze.c: New file.
5469 * tree-vect-transform.c: New file.
5471 2005-02-17 Jason Merrill <jason@redhat.com>
5473 PR mudflap/19319, c++/19317
5474 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
5477 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
5479 * doc/install.texi (Specific): Update link for Darwin-specific
5482 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
5484 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
5485 constant_boolean_node.
5487 2005-02-16 David Edelsohn <edelsohn@gnu.org>
5490 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
5491 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
5493 2005-02-16 Richard Henderson <rth@redhat.com>
5496 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
5498 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
5499 replace uses with Wtype_MAXp1_F.
5500 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
5501 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
5502 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
5503 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
5504 and HAVE_TFMODE as appropriate.
5505 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
5506 (__floatdisf): Likewise.
5507 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
5508 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
5509 (Wtype_MAXp1_F): New.
5510 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
5511 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
5513 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
5516 * arm.c (arm_apply_result_size): New function.
5517 * arm.h (APPLY_RESULT_SIZE): Define.
5518 * arm-protos.h (arm_apply_result_size): Add prototype.
5519 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
5520 (movxf): New expand.
5521 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
5522 (call_value_symbol): Remove predicate for operand 0.
5523 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
5524 (untyped_call): Rework to correclty return values for any type.
5525 (untyped_return): New expand.
5526 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
5528 2005-02-16 Stan Shebs <shebs@apple.com>
5530 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
5531 * config/rs6000/t-darwin8: New, for 64-bit multilib.
5533 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
5535 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
5536 configure settings on Solaris 7 and later.
5538 2005-02-16 Diego Novillo <dnovillo@redhat.com>
5540 PR tree-optimization/19865
5541 * tree-optimize.c (init_tree_optimization_passes): Run
5542 pass_may_alias after pass_sra.
5544 2005-02-16 Richard Henderson <rth@redhat.com>
5545 Stuart Hastings <stuart@apple.com>
5548 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
5549 Do nothing if debug info suppressed for this function.
5550 (dbxout_begin_function): Early exit if debug info suppressed for
5553 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
5556 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
5558 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
5560 PR tree-optimization/19967
5561 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
5562 expand_builtin_strchr, expand_builtin_strrchr): Take a new
5563 argument TYPE. Adjust calls to fold_builtin_XXX.
5564 (expand_builtin, fold_builtin_1): Adjust calls to
5566 (fold_builtin_strchr, fold_builtin_strpbrk,
5567 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
5568 result to a requested type TYPE.
5570 2005-02-16 Jakub Jelinek <jakub@redhat.com>
5573 * fold-const.c (fold): Don't optimize (T)(x & cst) to
5574 (T)x & (T)cst if (T)cst overflows.
5575 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
5576 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
5578 2005-02-15 Jeff Law <law@redhat.com>
5580 * gcse.c (blocks_with_calls): New bitmap.
5581 (alloc_gcse_mem): Allocate it.
5582 (free_gcse_mem): Free it.
5583 (clear_modifY_mem_tables): Clear it.
5584 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
5585 when we encounter CALL_INSNs.
5586 (compute_transp, case MEM): Handle blocks with calls separate
5587 from blocks without calls. Use bitmap iterators rather than
5590 2005-02-15 Peter O'Gorman <peter@pogma.com>
5593 * mklibgcc.in (vis_hide): Use a temporary object file, not
5596 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
5599 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
5600 access optimization.
5602 2005-02-15 David Edelsohn <edelsohn@gnu.org>
5603 Alan Modra <amodra@bigpond.net.au>
5606 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
5607 (_xlqsub): Rename to __gcc_qsub.
5608 (_xlqmul): Rename to __gcc_qmul.
5609 (_xlqdiv): Rename to __gcc_qdiv.
5610 Provide versioned symbol aliases with old names.
5611 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
5612 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
5613 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
5614 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
5615 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
5617 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5619 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
5620 Fold ~(A - 1) and ~(A + -1) to -A.
5622 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
5626 * config/host-linux.c (linux_gt_pch_use_address): Copy from
5627 config/pa/pa-host.c:pa_gt_pch_use_address.
5629 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
5631 * tree-vn.c (get_value_handle): Make sure that given an
5632 is_gimple_min_invariant expression, we always return it.
5634 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5636 * passes.c (rest_of_handle_gcse): Fix a comment.
5638 2005-02-15 Jeff Law <law@redhat.com>
5640 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
5642 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
5643 (canon_list_insert, record_last_mem_set_info): Similarly.
5644 (clear_modify_mem_tables): Similarly.
5646 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
5648 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
5649 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
5650 config/mips/mips.md, config/rs6000/aix.h,
5651 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
5653 2005-02-15 Richard Henderson <rth@redhat.com>
5655 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
5656 call to be best_edge.
5658 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5660 * basic-block.h: Adjust the prototype for find_basic_blocks.
5661 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
5662 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
5665 * flow.c (recompute_reg_usage): Remove all arguments.
5666 * passes.c (rest_of_compilation): Adjust the call to
5667 recompute_reg_usage.
5668 * rtl.h: Adjust the prototype for recompute_reg_usage.
5670 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
5672 * tree-dump.c (dump_files): Update to reflect new member
5674 (dump_register): Add new argument.
5676 (dump_switch_p_1): Check against glob name if doglob was passed.
5677 (dump_switch_p): Check against regular first, then glob if
5678 we didn't have any hits on the dump name.
5679 * tree-optimize.c (register_one_dump_file):
5680 Pass in glob name as well.
5681 * tree-pass.h (struct dump_file_info): Add glob
5684 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
5686 PR preprocessor/16323
5687 * doc/invoke.texi: Document that -Wendif-labels is on by default.
5689 2005-02-14 David Edelsohn <edelsohn@gnu.org>
5692 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
5693 (trunctfdf2_internal1): New.
5694 (trunctfdf2_internal2): Renamed from trunctfdf2.
5696 2005-02-14 Diego Novillo <dnovillo@redhat.com>
5698 PR tree-optimization/19853
5699 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
5701 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
5703 * passes.c (rest_of_handle_loop_optimize): Remove calls to
5704 delete_dead_jumptables and cleanup_cfg.
5706 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
5708 * reload.c (find_reloads): Swap address_reloaded flags when
5709 swapping commutative operands.
5711 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
5713 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
5714 Use standard_iv_increment_position for computing the bsi position
5716 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
5719 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
5722 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
5723 life range of hard registers.
5724 * value-prof.c (insn_prefetch_values_to_profile): Only
5727 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
5728 profile in libcalls.
5730 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
5732 * bitmap.h (bitmap_and_compl_into): Return bool.
5733 * bitmap.c (bitmap_and_compl_into): Return changed flag.
5735 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5737 PR tree-optimization/19944
5738 * fold-const.c (fold): Re-add ABS_EXPR folding.
5740 2005-02-13 David Edelsohn <edelsohn@gnu.org>
5743 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
5744 {TARGET,MASK}_XL_COMPAT.
5745 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
5747 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
5748 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
5750 (rs6000_arg_partial_bytes): Same.
5751 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
5752 and XL compatibility enabled.
5753 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
5754 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
5755 test to final condition.
5756 (cmptf_internal2): New.
5757 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
5758 xl-compat. Add TFmode information to description.
5760 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
5762 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
5764 2005-02-13 Jason Merrill <jason@redhat.com>
5767 * fold-const.c (fold_indirect_ref_1): Split out from...
5768 (build_fold_indirect_ref): Here.
5769 (fold_indirect_ref): New fn.
5770 * tree.h: Declare it.
5771 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
5772 (gimplify_modify_expr_rhs): Likewise.
5773 (gimplify_expr): Likewise.
5775 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
5777 PR tree-optimization/14303
5778 PR tree-optimization/15784
5779 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
5780 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
5781 ABS_EXPR<x> != 0 to x != 0.
5783 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
5785 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
5786 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
5787 spelling conventions.
5789 * passes.c (rest_of_handle_gcse): Don't run cse_main and
5790 delete_trivially_dead_insns too many times.
5792 * passes.c (rest_of_handle_gcse): Remove dead assignments to
5795 2005-02-12 Ira Rosen <irar@il.ibm.com>
5797 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
5798 (vect_is_simple_iv_evolution): Remove redundant parameter
5800 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
5801 without last parameter.
5802 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
5803 Return pointer step. Call vect_is_simple_iv_evolution without
5804 last parameter. Check only that the step is multiple of size
5805 type. Remove stmt_vinfo updates.
5806 (vect_get_memtag_and_dr): Remove.
5807 (vect_get_memtag): New function.
5808 (vect_address_analysis): New function.
5809 (vect_object_analysis): New function.
5810 (vect_analyze_data_refs): Call vect_object_analysis and
5811 vect_get_memtag. Update stmt_vinfo fields.
5813 2005-02-12 Ira Rosen <irar@il.ibm.com>
5815 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
5816 exist and are objects. Remove checks for pointer.
5817 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
5818 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
5819 (vect_create_data_ref_ptr): Likewise.
5820 (vect_base_addr_differ_p): New function.
5821 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
5822 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
5823 Don't set the DR_BASE_NAME field of data-ref.
5824 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
5826 2005-02-12 Uros Bizjak <uros@kss-loka.si>
5828 * optabs.h (enum optab_index): Add new OTI_ldexp.
5829 (ldexp_optab): Define corresponding macro.
5830 * optabs.c (init_optabs): Initialize ldexp_optab.
5831 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
5833 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
5835 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
5836 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
5838 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
5839 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
5842 2005-02-12 Ira Rosen <irar@il.ibm.com>
5844 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
5846 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
5848 (vect_get_base_and_offset): Always return an address.
5849 (vect_create_addr_base_for_vector_ref): Remove treatment for
5850 different data reference types.
5851 (vect_compute_data_ref_alignment): Rename base to base_address in
5852 stmt_vec_info. Get the object in order to force its alignment.
5853 (vect_get_memtag_and_dr): Rename base to base_address in
5854 stmt_vec_info. Extract the object for memtag analysis.
5856 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
5858 PR regression/19898.
5859 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
5860 changes cc_status, use apply modified_in_p to part of cc_status
5861 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
5864 2005-02-11 Richard Henderson <rth@redhat.com>
5866 * tree-complex.c (expand_complex_libcall): New.
5867 (expand_complex_multiplication): Use it for c99 compliance.
5868 (expand_complex_division): Likewise.
5869 * fold-const.c (fold_complex_add, fold_complex_mult): New.
5871 * builtins.c (built_in_names): Remove const.
5872 * tree.c (build_common_builtin_nodes): Build complex arithmetic
5874 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
5875 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
5876 (built_in_names): Remove const.
5877 * c-common.c (c_common_type_for_mode): Handle complex modes.
5878 * flags.h, toplev.c (flag_complex_method): Rename from
5879 flag_complex_divide_method.
5880 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
5881 __mulsc3, __muldc3, __mulxc3, __multc3): New.
5882 * libgcc2.h: Declare them.
5883 * libgcc-std.ver: Export them.
5884 * mklibgcc.in (lib2funcs): Build them.
5886 2005-02-11 Steven Bosscher <stevenb@suse.de>
5888 PR tree-optimization/19876
5889 Partially revert my change from 2005-01-14
5890 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
5891 (compute_antic): ...and remove the loop here.
5893 2005-02-11 Jakub Jelinek <jakub@redhat.com>
5896 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
5897 is number of inner's bits, avoid creating a BIT_FIELD_REF.
5899 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
5900 crtend.o if -pie. Use %{x:a;:b} spec syntax.
5902 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
5904 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
5905 offsets for the big-endian 32-bit case.
5907 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
5909 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
5911 2005-02-11 Dale Johannesen <dalej@apple.com>
5913 * cselib.c (cselib_process_insn): Clear out regs where
5914 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
5915 * reload.c (find_equiv_reg): Ditto.
5917 2005-02-11 Ian Lance Taylor <ian@airs.com>
5919 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
5922 * tree.c (build_function_type_list): Work correctly if there are
5925 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
5927 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
5928 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
5929 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
5930 TARGET_ZARCH instead of TARGET_64BIT.
5932 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
5934 * config/rs6000/t-rtems:
5935 (MULTILIB_OPTIONS): Remove mcpu=602.
5936 (MUTLILIB_DIRNAMES): Remove m602.
5937 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
5938 Let mcpu=602 match mcpu=603.
5939 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
5941 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5943 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
5946 2005-02-10 David Daney <ddaney@avtrex.com>
5948 * config/alpha/linux-unwind.h: Add exception clause to copyright.
5949 * config/i386/linux-unwind.h: Likewise.
5950 * config/ia64/linux-unwind.h: Likewise.
5951 * config/mips/linux-unwind.h: Likewise.
5952 * config/pa/linux-unwind.h: Likewise.
5953 * config/rs6000/linux-unwind.h: Likewise.
5954 * config/s390/linux-unwind.h: Likewise.
5955 * config/sh/linux-unwind.h: Likewise.
5956 * config/sparc/linux-unwind.h: Likewise.
5958 2005-02-10 Steven Bosscher <stevenb@suse.de>
5960 PR tree-optimization/17549
5961 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
5962 TER to replace a DEF with its expression if the DEF and the
5963 rhs of the expression we replace into have the same root
5966 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
5968 * config/mips/mips.md: Fix the placement of the match_scratch in the
5971 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5973 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
5976 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
5978 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
5979 (strip_offset): Handle addresses.
5980 (add_address_candidates): Use strip_offset.
5981 (difference_cost): Reflect strip_offset change.
5982 (force_var_cost, difference_cost): Strip nops.
5984 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
5986 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
5988 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
5989 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
5990 config/cris/cris-protos.h, config/cris/cris.c: Update
5993 2005-02-10 Jeff Law <law@redhat.com>
5995 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
5996 (lookup_avail_expr): Similarly.
5998 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
6000 * builtins.c (fold_builtin_powi): New function.
6001 (fold_builtin_1): Call it.
6003 2005-02-10 Steven Bosscher <stevenb@suse.de>
6005 PR documentation/19309
6006 * doc/cpp.texi: The __GNUC__ and related predefined macros
6007 are also defined for the "standalone" cpp.
6008 Some non-GCC compilers may also define __GNUC__.
6010 2005-02-10 Jakub Jelinek <jakub@redhat.com>
6013 * c-typeck.c (common_type): New routine. Old common_type renamed
6015 (c_common_type): ...this.
6016 (build_conditional_expr, build_binary_op): Use c_common_type instead
6019 2005-02-10 Steven Bosscher <stevenb@suse.de>
6021 * doc/md.texi: Replace @samp{length} with @code{length}.
6023 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6025 PR tree-optimization/18687
6026 * tree-flow.h (find_loop_niter): Declare.
6027 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
6028 Try using scev even for loops with more than one exit.
6029 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
6030 (struct ivopts_data): Added niters field.
6031 (struct nfe_cache_elt): New.
6032 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
6034 (tree_ssa_iv_optimize_init): Initialize niters cache.
6035 (determine_number_of_iterations): Removed.
6036 (find_induction_variables): Do not call determine_number_of_iterations.
6037 Access niters for single exit through niter_for_single_dom_exit.
6038 (add_iv_outer_candidates): Access niters for single exit through
6039 niter_for_single_dom_exit.
6040 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
6041 number_of_iterations_cond.
6042 (iv_period): New function.
6043 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
6044 (may_replace_final_value): Take data argument. Use
6045 niter_for_single_dom_exit.
6046 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
6047 (rewrite_use_compare): Pass data to may_eliminate_iv.
6048 (rewrite_use_outer): Pass data to may_replace_final_value.
6049 (free_loop_data): Clean up the niters cache.
6050 (tree_ssa_iv_optimize_finalize): Free the niters cache.
6051 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
6052 * tree-ssa-loop-niter.c (find_loop_niter): New function.
6053 (find_loop_niter_by_eval): Use tree_int_cst_lt.
6054 (num_ending_zeros): Moved to tree.c.
6055 * tree.h (num_ending_zeros): Declare.
6056 * tree.c (num_ending_zeros): Moved from tree.c.
6058 2005-02-09 Richard Henderson <rth@redhat.com>
6060 * builtins.c (DEF_BUILTIN): Add COND argument.
6061 * tree.h (DEF_BUILTIN): Likewise.
6062 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
6063 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
6065 (DEF_BUILTIN_STUB): New.
6066 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
6067 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
6068 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
6069 * c-common.c (DEF_BUILTIN): Add COND argument.
6070 * tree.c (local_define_builtin): New.
6071 (build_common_builtin_nodes): New.
6073 2005-02-09 Roger Sayle <roger@eyesopen.com>
6075 * fold-const.c (fold_strip_sign_ops): New function to simplify a
6076 floating point expression ignoring the sign of the result.
6077 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
6078 (fold) <MULT_EXPR>: Use it to simplify x*x.
6079 * tree.h (fold_strip_sign_ops): Prototype here.
6080 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
6081 argument. Use fold_strip_sign_ops to simplify the first argument.
6082 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
6083 first argument when the second argument is an even integer
6084 constant, but only with -funsafe_math_optimizations.
6085 (fold_builtin_1): Update call to fold_builtin_copysign.
6087 2005-02-09 Ian Lance Taylor <ian@airs.com>
6090 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
6091 just check whether EH_FILTER_FAILURE falls through.
6093 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
6095 * gcc/haifa-sched.c (schedule_block): Make queued sched group
6096 insns return to ready list in the next turn.
6098 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6101 * builtins.def: New __builtin_powi[lf].
6102 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
6103 (expand_builtin_powi): New function.
6104 (expand_builtin): Dispatch to expand_builtin_powi.
6105 * libgcc2.h: Add prototypes for __builtin_powi[lf].
6106 * libgcc2.c: Add __builtin_powi[lf] implementation.
6107 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
6108 * optabs.h: Add powi_optab.
6109 * optabs.c (init_optabs): Initialize powi_optab.
6110 * doc/extend.texi: Document __builtin_powi[lf].
6112 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
6114 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
6117 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
6120 * fold-const.c (try_move_mult_to_index): Remove redundant
6121 type argument. Create ADDR_EXPR with correct type.
6122 (fold): Update callers of try_move_mult_to_index. Convert
6123 result to the appropriate type.
6125 2005-02-09 Roger Sayle <roger@eyesopen.com>
6128 * config/avr/avr.c (default_rtx_costs): Delete.
6129 (avr_operand_rtx_cost): New function.
6130 (avr_rtx_costs): Completely rewrite.
6132 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
6135 * config/cris/cris.c (in_code): New variable.
6136 (cris_output_addr_const): Now a static function, a wrapper for
6138 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
6139 case from old cris_output_addr_const.
6140 (cris_asm_output_label_ref): Similar for LABEL_REF.
6141 (cris_output_addr_const_extra): Similar for UNSPEC.
6142 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
6143 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
6144 * config/cris/cris-protos.h (cris_output_addr_const): Remove
6146 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
6147 (cris_asm_output_label_ref): Declare.
6149 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
6151 PR preprocessor/19801
6152 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
6153 filenames that changed when libcpp was moved to the toplevel.
6155 2005-02-07 Roger Sayle <roger@eyesopen.com>
6157 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
6158 zero extensions of BImode operands. Call lowpart_subreg instead
6159 of gen_lowpart_common and gen_lowpart_SUBREG.
6161 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
6164 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
6165 * configure.ac: Set cc_for_cross_gnattools.
6166 * configure: Regenerate.
6168 2005-02-08 Alan Modra <amodra@bigpond.net.au>
6171 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
6173 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
6176 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
6177 of nested functions.
6179 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
6181 * doc/extend.texi: Document deprecated extensions allowing
6182 static floating-point members to have initializers and allowing
6183 floating-point literals in integral constant expressions.
6185 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
6187 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
6188 config/darwin7.h, config/mips/mips.c,
6189 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
6192 * cse.c: Update comments.
6194 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
6197 * builtins.c (fold_builtin_sqrt): Transform
6198 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
6201 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
6202 Dorit Naishlos <dorit@il.ibm.com>
6204 * doc/invoke.texi (ftree-vectorizer-verbose): New.
6205 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
6206 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
6208 * tree.h (vect_set_verbosity_level): New extern function declaration
6210 * tree-vectorizer.h (verbosity_levels): New enum type.
6211 * tree-vectorizer.c (vect_debug_stats): Function removed.
6212 (vect_debug_details): Likewise.
6213 (vect_verbosity_level): Global variable was defined and initialized.
6214 (vect_dump): Global variable definition.
6215 (vect_print_dump_info): New function.
6216 (vect_set_dump_settings): New function.
6217 (vect_set_verbosity_level): New function.
6218 (vectorize_loops): Add call to vect_set_dump_settings.
6220 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
6221 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6222 (slpeel_tree_peel_loop_to_edge): Likewise.
6224 (vect_analyze_offset_expr): Call to vect_print_dump_info with
6225 appropriate verbosity level instead of call to vect_debug_details
6226 or vect_debug_stats.
6227 (vect_get_base_and_offset):
6228 (vect_create_addr_base_for_vector_ref):
6229 (get_vectype_for_scalar_type):
6230 (vect_create_data_ref_ptr):
6232 (vect_get_vec_def_for_operand):
6233 (vect_finish_stmt_generation):
6234 (vectorizable_assignment):
6235 (vectorizable_operation):
6236 (vectorizable_store):
6237 (vectorizable_load):
6238 (vect_transform_stmt):
6239 (vect_update_ivs_after_vectorizer):
6240 (vect_do_peeling_for_loop_bound):
6241 (vect_update_inits_of_drs):
6242 (vect_do_peeling_for_alignment):
6243 (vect_transform_loop):
6244 (vect_is_simple_use):
6245 (vect_analyze_operations):
6246 (vect_is_simple_iv_evolution):
6247 (vect_analyze_scalar_cycles):
6248 (vect_analyze_data_ref_dependence):
6249 (vect_analyze_data_ref_dependences):
6250 (vect_compute_data_ref_alignment):
6251 (vect_enhance_data_refs_alignment):
6252 (vect_analyze_data_refs_alignment):
6253 (vect_analyze_data_ref_access):
6254 (vect_analyze_data_ref_accesses):
6255 (vect_analyze_pointer_ref_access):
6256 (vect_get_memtag_and_dr):
6257 (vect_analyze_data_refs):
6258 (vect_mark_relevant):
6259 (vect_stmt_relevant_p):
6260 (vect_mark_stmts_to_be_vectorized):
6261 (vect_can_advance_ivs_p):
6262 (vect_get_loop_niters):
6263 (vect_analyze_loop_form):
6264 (vect_analyze_loop):
6265 (vectorize_loops): Likewise.
6267 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
6268 (vect_update_inits_of_drs):
6269 (vect_do_peeling_for_alignment):
6270 (vect_transform_loop):
6271 (vect_analyze_operations):
6272 (vect_analyze_scalar_cycles):
6273 (vect_analyze_data_ref_dependences):
6274 (vect_analyze_data_refs_alignment):
6275 (vect_analyze_data_ref_accesses):
6276 (vect_analyze_data_refs):
6277 (vect_mark_stmts_to_be_vectorized):
6278 (vect_get_loop_niters):
6279 (vect_analyze_loop_form):
6280 (vect_analyze_loop): Likewise.
6281 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
6283 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
6287 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
6288 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
6289 either -ffast-math or -funsafe-math-optimizations is in use.
6291 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
6292 * config/mips/irix-csr.c: New file.
6293 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
6294 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
6295 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
6298 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
6300 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
6301 redundant, incorrect definitions.
6303 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
6305 ("*tls_indirect_call"): New, reference hard regs directly.
6306 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
6308 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6310 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
6311 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
6313 2005-02-06 Roger Sayle <roger@eyesopen.com>
6315 PR rtl-optimization/19800
6316 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
6317 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
6320 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
6322 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
6324 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
6327 * doc/invoke.texi: Correct documentation of -freorder-functions.
6329 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6332 * doc/invoke.texi: Don't mention gccbug.
6334 2005-02-06 Roger Sayle <roger@eyesopen.com>
6335 Andrew Pinski <pinskia@physics.uc.edu>
6336 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
6338 * simplify-rtx.c (simplify_relational_operation_1): Simplify
6339 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
6340 into just (zero_extract:SI FOO (const_int 1) BAR).
6342 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6344 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
6345 macro locally. Don't give last revision date. Use GCC version
6346 number from gcc-common.texi.
6347 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
6348 revision date. Use GCC version number from gcc-common.texi.
6349 Describe being a library as current state rather than as 3.x
6351 * doc/gcc.texi: Remove last update date.
6352 * doc/gccint.texi: Likewise. Update copyright dates.
6353 * doc/install.texi: Update copyright dates.
6355 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
6358 * doc/invoke.texi: Mention for each option included in -Wall that
6359 it is included in -Wall.
6360 * doc/gcc.texi: Update copyright and last modification date.
6362 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6364 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
6365 unnecessary cast to original induction variable increments.
6367 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6369 PR tree-optimization/18219
6370 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
6371 in distributed form.
6373 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
6375 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
6376 Set bitpos and offset later in the function. Do nothing if the
6377 target is a register and if the bitfield lies completely outside
6379 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
6380 here. Return an uninitialised register if the source value is stored
6381 in a register and the bitfield lies completely outside that register.
6383 2005-02-06 Steven Bosscher <stevenb@suse.de>
6385 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
6388 2005-02-06 Marcin Dalecki <martin@dalecki.de>
6390 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
6392 2005-02-06 Geoffrey Keating <geoffk@apple.com>
6394 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
6395 * config/darwin8.h: New.
6396 * config/darwin7.h: Update comment.
6398 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6399 Dorit Naishlos <dorit@il.ibm.com>
6401 * tree-vectorizer.h (LOC): New type.
6402 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
6403 (loop_line_number): New field in struct _loop_vec_info.
6404 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
6406 * tree-vectorizer.c (input.h): Included.
6407 (find_loop_location): New function.
6408 (vect_debug_stats): Argument changed from loop to LOC. Computation of
6409 loop line number removed.
6410 (vect_debug_details): Likewise.
6411 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
6413 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
6414 call to vect_debug_details/stats changed from loop to loop_loc.
6415 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
6416 (slpeel_tree_peel_loop_to_edge): Likewise.
6418 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
6419 changed from NULL to UNKNOWN_LOC.
6420 (vect_get_base_and_offset):
6421 (vect_create_addr_base_for_vector_ref):
6422 (get_vectype_for_scalar_type):
6423 (vect_create_data_ref_ptr):
6425 (vect_get_vec_def_for_operand):
6426 (vect_finish_stmt_generation):
6427 (vectorizable_assignment):
6428 (vectorizable_operation):
6429 (vectorizable_store):
6430 (vectorizable_load):
6431 (vect_transform_stmt):
6432 (vect_update_ivs_after_vectorizer):
6433 (vect_do_peeling_for_loop_bound):
6434 (vect_do_peeling_for_alignment):
6435 (vect_transform_loop):
6436 (vect_is_simple_use):
6437 (vect_analyze_operations):
6438 (vect_is_simple_iv_evolution):
6439 (vect_analyze_scalar_cycles):
6440 (vect_analyze_data_ref_dependences):
6441 (vect_compute_data_ref_alignment):
6442 (vect_enhance_data_refs_alignment):
6443 (vect_analyze_data_ref_access):
6444 (vect_analyze_data_ref_accesses):
6445 (vect_analyze_pointer_ref_access):
6446 (vect_get_memtag_and_dr):
6447 (vect_analyze_data_refs):
6448 (vect_mark_relevant):
6449 (vect_stmt_relevant_p):
6450 (vect_mark_stmts_to_be_vectorized):
6451 (vect_can_advance_ivs_p):
6452 (vect_get_loop_niters):
6453 (vect_analyze_loop):
6454 (vectorize_loops): Likewise.
6456 (vectorizable_load): Argument in call to vect_debug_details/stats
6457 changed from loop to LOOP_LOC (loop_vinfo).
6458 (vect_transform_loop):
6459 (vect_analyze_operations):
6460 (vect_analyze_scalar_cycles):
6461 (vect_analyze_data_ref_dependence):
6462 (vect_enhance_data_refs_alignment):
6463 (vect_analyze_data_ref_accesses):
6464 (vect_analyze_pointer_ref_access):
6465 (vect_analyze_data_refs):
6466 (vect_analyze_loop): Likewise.
6468 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
6469 changed from loop to loop_loc.
6471 (vect_enhance_data_refs_alignment): Removed unused variable loop.
6473 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
6474 Dorit Naishlos <dorit@il.ibm.com>
6476 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
6478 (vect_analyze_data_ref_dependences): Likewise.
6480 (vect_is_simple_use): Argument changed from loop structure to
6481 loop_vect_info structure.
6482 (vect_can_advance_ivs_p): Likewise.
6483 (vect_create_index_for_vector_ref): Likewise.
6484 (vect_update_ivs_after_vectorizer): Likewise.
6485 (new_stmt_vec_info): Likewise.
6487 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
6488 changed from loop to loop_vinfo.
6489 (vect_create_data_ref_ptr): First argument in call to
6490 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
6491 (vectorizable_assignment): Second argument in call to vect_is_simple_use
6492 was changed from loop to loop_vinfo.
6493 (vectorizable_operation): Likewise.
6494 (vectorizable_store): Likewise.
6495 (vect_mark_stmts_to_be_vectorized): Likewise.
6496 (vect_do_peeling_for_loop_bound): First argument in call to
6497 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
6498 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
6499 was changed from loop to loop_vinfo.
6500 (vect_analyze_data_ref_dependences): Third argument in call to
6501 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
6503 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
6504 (vect_create_data_ref_ptr): Likewise.
6505 (vect_init_vector): Likewise.
6506 (vect_get_vec_def_for_operand): Likewise.
6507 (vectorizable_assignment): Likewise.
6508 (vectorizable_operation): Likewise.
6509 (vectorizable_store): Likewise.
6510 (vectorizable_load): Likewise.
6511 (vect_update_ivs_after_vectorizer): Likewise.
6512 (vect_is_simple_use): Likewise.
6513 (vect_analyze_data_ref_dependence): Likewise.
6514 (vect_analyze_pointer_ref_access): Likewise.
6515 (vect_can_advance_ivs_p): Likewise.
6517 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
6518 before _stmt_vec_info.
6519 (_stmt_vec_info): Loop field replaced by loop_vec_info.
6520 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
6521 (new_stmt_vec_info): Argument changed from loop structure to
6522 loop_vect_info structure
6524 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
6525 (vect_analyze_offset_expr): Avoid 80 columns overflow.
6526 (vect_create_addr_base_for_vector_ref): Likewise.
6527 (vect_analyze_pointer_ref_access): Likewise.
6529 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6532 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
6533 phi flag if the phi is abnormal.
6535 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
6538 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
6539 information for the new statement.
6541 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6544 * gcc.c (main): Include the target in -v output.
6546 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
6548 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
6549 Do not drop the extend if we'd have to add a paradoxical subreg
6550 later. Include optabs.h and insn-codes.h.
6551 * Makefile.in (combine.o): Depend on $(OPTABS_H).
6553 2005-02-02 Roger Sayle <roger@eyesopen.com>
6556 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
6557 * fold-const.c (const_binop): Avoid constant folding floating
6558 point operations in modes that use composite representations.
6559 * simplify-rtx.c (simplify_binary_operation): Likewise.
6561 2005-02-02 Geoffrey Keating <geoffk@apple.com>
6563 * config/rs6000/altivec.md (altivec_dst): Make the first operand
6565 (altivec_dstt): Likewise.
6566 (altivec_dstst): Likewise.
6567 (altivec_dststt): Likewise.
6568 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
6571 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6573 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
6574 EXPR_LOCUS from orig_cond to the new cond_stmt.
6575 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
6578 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6580 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
6581 standard_iv_increment_position. Remove call to bsi_next
6582 (no need to bump the iterator anymore).
6583 (vect_create_index_for_vector_ref): Call
6584 standard_iv_increment_position. Remove second function argument.
6585 (vect_finish_stmt_generation): Remove call to bsi_next
6586 (no need to bump the iterator anymore).
6587 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
6588 to vect_create_index_for_vector_ref.
6590 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
6592 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
6593 phis are used out of the loop.
6595 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
6598 * c-decl.c (undef_nested_function): New variable.
6599 (pop_scope): Diagnose undefined nested functions.
6600 (finish_function): Don't attempt cgraph processing or genericizing
6601 if current top-level function contained an undefined nested
6602 function. Reset undef_nested_function at the end of a top-level
6605 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
6607 * tree.c (build_int_cst_type): Take sign of the value into account
6608 when deciding whether sign extend the value.
6610 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6613 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
6614 (cpp_options, cc1_options): Change %{std*&ansi} to
6615 %{std*&ansi&trigraphs}.
6617 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6619 * cse.c: Update comments.
6621 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
6623 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
6624 arguments go on the stack. Do not put complex doubles in odd/even
6627 2005-02-02 Steven Bosscher <stevenb@suse.de>
6629 * doc/invoke.texi: Update the options enabled at -O1, -O2,
6630 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
6631 -ftree-pre, and -fthread-jumps.
6633 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
6635 PR tree-optimization/19578
6636 * tree-flow.h (modified_noreturn_calls): Declare.
6637 (noreturn_call_p): Declare.
6638 * tree-flow-inline.h (noreturn_call_p): New function.
6639 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
6640 * tree-cfg.c (modified_noreturn_calls): New variable.
6641 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
6642 that contain a mid-block noreturn call.
6643 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
6645 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
6647 * df.c (df_def_record_1, df_uses_record): Don't use
6649 * df.h (DF_FOR_REGALLOC): Remove.
6651 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6654 * c-typeck.c (really_start_incremental_init): Reset
6655 constructor_max_index for arrays of incomplete type.
6657 2005-02-02 Jeff Law <law@redhat.com>
6659 * gcse.c (struct reg_set): Store the block index where the register
6660 was set rather than the setting insn.
6661 (record_one_set, compute_transp): Corresponding changes.
6662 (pre_insert_copy_insn): Do not call replace_one_set.
6663 (replace_one_set): Remove.
6665 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
6668 * doc/gcov.texi: Fix typo.
6670 2005-02-01 Richard Henderson <rth@redhat.com
6673 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
6674 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
6676 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
6677 * config/i386/i386-protos.h: Update.
6679 2005-02-01 Steven Bosscher <stevenb@suse.de>
6681 PR tree-optimization/19217
6682 * tree-cfg.c (verify_expr): Use the data field to see if TP was
6683 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
6684 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
6685 that it is walking a PHI node.
6687 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
6689 * doc/extend.texi (Nested Functions): Update.
6691 2005-02-01 Richard Henderson <rth@redhat.com>
6694 * optabs.c (expand_copysign_absneg): Export.
6695 * optabs.h (expand_copysign_absneg): Declare.
6696 * config/rs6000/rs6000.md (copysigntf3): New.
6698 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6700 PR tree-optimization/19633
6701 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
6702 * tree-ssa-alias.c (init_alias_info): Initialize.
6703 (merge_pointed_to_info): Set.
6704 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
6705 (dump_points_to_info_for): Show value of pt_null.
6706 (struct count_ptr_d): Declare.
6707 (find_ptr_dereference): Remove.
6708 (ptr_is_dereferenced_by): Remove.
6709 (count_ptr_derefs): New local function.
6710 (count_uses_and_derefs): New local function.
6711 (compute_points_to_and_addr_escape): Call it. If the number
6712 of dereferences is greater than zero, mark the pointer as
6713 dereferenced. If there are fewer dereferences than uses of
6714 the pointer, the pointer's value escapes.
6716 2005-02-01 Diego Novillo <dnovillo@redhat.com>
6718 PR tree-optimization/19670
6719 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
6721 (verify_use): ... set it here, instead.
6723 2005-02-01 Janis Johnson <janis187@us.ibm.com>
6725 * doc/sourcebuild.texi (Test directives): Fix formatting.
6727 * doc/sourcebuild.texi (Test directives): Describe selector
6730 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
6732 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
6733 specific 64-bit CPUs.
6735 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
6738 * arm.c (arm_eliminable_register): New function.
6739 (adjacent_mem_locations): Don't allow eliminable registers. Use
6740 HOST_WIDE_INT for address offsets.
6741 * arm-protos.h (arm_eliminable_register): Add prototype.
6743 2005-02-01 Steven Bosscher <stevenb@suse.de>
6745 PR optimization/15242
6746 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
6747 * basic-block.h (duplicate_computed_gotos): Add prototype.
6748 * bb-reorder.c (duplicate_computed_gotos): New function to
6749 duplicate sufficiently small blocks ending in a computed jump.
6750 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
6751 if not optimizing for size.
6752 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
6753 never do tail merging for blocks ending in a computed jump.
6754 * doc/invoke.texi: Document the max-goto-duplication-insns param.
6756 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
6758 Patch from Richard Sandiford <rsandifo@redhat.com>
6759 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
6760 from inheriting a subreg equivalence with a non-spill register.
6762 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
6764 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
6766 * config/frv/frv.c (movcc_fp_destination_operand): New.
6767 (gpr_or_memory_operand): Fix typo in comment.
6768 (gpr_or_memory_operand_with_scratch): New.
6769 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
6770 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
6771 movcc_fp_destination_operand.
6772 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
6773 Legitimize memory addresses using a scratch register.
6775 2005-01-31 Jeff Law <law@redhat.com>
6777 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
6778 bitmap a sparse bitmap instead of a simple bitmap.
6779 (mark_def_sites_initialize_block): Corresponding changes.
6780 (ssa_mark_def_sites_initialize_block): Likewise.
6781 (ssa_mark_phi_uses): Likewise.
6782 (mark_def_site, ssa_mark_def_sites): Likewise.
6783 (mark_def_site_blocks): Likewise.
6784 (rewrite_ssa_into_ssa): Likewise.
6786 * tree-ssa-dom.c (record_cond): Pass correct variable type
6787 for last argument to htab_find_slot_with_hash.
6789 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
6790 effects when optimizing 0 % X. Do not try to optimize X % 0.
6792 2005-01-31 James E. Wilson <wilson@specifixinc.com>
6794 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
6797 2005-02-01 Eric Christopher <echristo@redhat.com>
6799 * config/mips/mips.c (override_options): Warn if -mint64
6801 * doc/invoke.texi (MIPS Options): Document that -mint64 is
6804 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
6806 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
6808 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
6809 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
6810 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
6811 (cached_regno): Initialize to INVALID_REGNUM.
6812 (cse_reg_info_table_size,
6813 cse_reg_info_table_first_uninitialized,
6814 cse_reg_info_timestamp): New.
6815 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
6817 (init_cse_reg_info, get_cse_reg_info_1): New.
6818 (get_cse_reg_info): Cache the last look-up.
6819 (new_basic_block): Update the code to clear mappings from
6820 registers to cse_reg_info entries.
6821 (cse_main): Call init_cse_reg_info.
6823 * cse.c (get_cse_reg_info): Update a comment.
6825 2005-01-31 Steven Bosscher <stevenb@suse.de>
6828 * c-decl.c (start_decl): Do not warn about arrays of elements with
6829 an incomplete type here.
6830 (grokdeclarator): Do it here by making a pedwarn an error.
6831 * c-typeck.c (push_init_level): If there were previous errors with
6832 the constructor type, do not warn about braces for initializers.
6833 (process_init_element): Likewise for excess initializer elements.
6835 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
6837 * cse.c (delete_trivially_dead_insn): Don't iterate.
6839 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
6841 * config/rs6000/rs6000.md (copysignsf3): New expand.
6842 (copysigndf3): Likewise.
6844 2005-01-31 Steven Bosscher <stevenb@suse.de>
6846 * recog.c (constrain_operands): Only look for earlyclobber operand
6847 conflicts if an '&' constraint was seen.
6849 2005-01-31 Marc Espie <espie@openbsd.org>
6851 * config.gcc: Don't include embedded systems fragment, switches default
6852 debugging format to ELF.
6853 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
6854 longer pick it up there.
6856 2005-01-31 Dale Johannesen <dalej@apple.com>
6858 * doc/extend.texi (nested functions): Fix linkage description.
6859 Clarify that static is not allowed.
6861 2005-01-31 Dale Johannesen <dalej@apple.com>
6863 * config/rs6000/darwin.md (movsf_low_di): Make work.
6864 (movdf_low_di): Make work.
6866 2005-01-31 Dale Johannesen <dalej@apple.com>
6868 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
6869 Make work for 64 bit.
6871 2005-01-31 Roger Sayle <roger@eyesopen.com>
6872 Dale Johannesen <dalej@apple.com>
6875 * fold-const.c (fold_binary_op_with_conditional_arg):
6876 Make types match original operands, before STRIP_NOPS.
6878 2005-01-31 Alan Modra <amodra@bigpond.net.au>
6880 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
6881 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
6882 (struct gcc_sigcontext): Delete. Merge contents to..
6883 (struct gcc_ucontext): ..here.
6884 (get_sigcontext): Delete.
6885 (get_regs): New function, like get_sigcontext but return regs ptr.
6886 64-bit version finds regs from r1 to support vdso.
6887 (ppc_linux_aux_vector): New function.
6888 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
6891 2005-01-31 Ira Rosen <irar@il.ibm.com>
6893 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
6895 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
6896 redundant fold. Fix misalignment for MINUS_EXPR.
6897 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
6898 (vect_analyze_pointer_ref_access): Likewise.
6899 (vect_get_memtag_and_dr): Likewise.
6901 2005-01-31 Richard Henderson <rth@redhat.com>
6903 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
6904 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
6905 absnegdf2_i387, absnegxf2_i387): Likewise.
6907 2005-01-31 Richard Henderson <rth@redhat.com>
6910 * optabs.c (expand_copysign_absneg): New.
6911 (expand_copysign_bit): Split out from ...
6912 (expand_copysign): ... here. Use expand_copysign_absneg.
6914 2005-01-30 Roger Sayle <roger@eyesopen.com>
6917 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
6918 constant as the second operand and a register as the third.
6920 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
6923 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
6924 that dllimport'd functions do not use all call-clobbered registers
6927 2005-01-30 Richard Henderson <rth@redhat.com>
6930 * optabs.c (expand_absneg_bit): Split out from expand_unop and
6931 expand_abs_nojump and generalize. Use operand_subword and
6932 emit_no_conflict_block. Support large modes.
6933 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
6935 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
6936 negation to subtraction.
6937 (expand_copysign): Check that the format has signed zeros.
6938 Use operand_subword and emit_no_conflict_block. Support large modes.
6940 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
6942 Fix PR tree-optimization/19624
6944 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
6945 * tree-ssa-pre.c: Add cfgloop.h.
6947 (pre_stats): New member, constified.
6948 (inserted_exprs): New static variable.
6949 (NECESSARY): New macro.
6950 (create_expression_by_pieces): Fold the expression, and
6951 mark it as defaulting to not necessary. Also put in
6953 (fully_constant_expression): New function.
6954 (insert_into_preds_of_block): Modify to not insert phis when we
6955 are playing with induction variables.
6956 Push phis onto the inserted_exprs vector, and mark them as not
6957 necessary by default.
6958 (insert_aux): Call fully_constant_expression on eprime.
6959 If all edges produce the same value, mark it constant.
6960 (mark_operand_necessary): New function.
6961 (remove_dead_inserted_code): New function.
6962 (init_pre): Init loop optimizer to get loop info.
6963 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
6964 (execute_pre): Commit edge inserts, then remove dead code.
6966 2005-01-30 Richard Henderson <rth@redhat.com>
6968 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
6969 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
6971 2005-01-30 Richard Henderson <rth@redhat.com>
6974 * config/i386/i386.c (ix86_expand_copysign): New.
6975 (ix86_split_copysign_const): New.
6976 (ix86_split_copysign_var): Rename from ix86_split_copysign,
6977 rearrange op1/nmask operands.
6978 * config/i386/i386-protos.h: Update.
6979 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
6980 (copysigndf3): Likewise.
6981 (copysignsf3_const, copysigndf3_const): New.
6982 (copysignsf3_var): Rename from copysignsf3, split out splitter
6983 and fix split predicate for X constraint.
6984 (copysigndf3_var): Similarly.
6986 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
6988 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
6989 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
6990 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
6992 2005-01-29 Richard Henderson <rth@redhat.com>
6995 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
6996 of # and * in constraints.
6998 2005-01-29 Richard Henderson <rth@redhat.com>
7001 * expr.c (store_field): Don't strip sub-mode cast when the input
7002 data is even smaller.
7004 2005-01-29 Richard Henderson <rth@redhat.com>
7007 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
7010 2005-01-29 Richard Henderson <rth@redhat.com>
7012 * combine.c (make_field_assignment): Fix argument order
7015 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
7017 PR tree-optimization/15791
7018 * fold-const.c (extract_array_ref): New function.
7019 (fold): Fold comparisons between &a[i] and &a[j] or
7020 semantically equivalent trees.
7022 2005-01-29 Jeff Law <law@redhat.com>
7024 * gcse.c (insert_expr_in_table): Revamp handling of available
7025 and anticipatable occurrence lists to avoid unnecessary list
7027 (insert_set_in_table): Similarly.
7029 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
7031 * c-common.c (fix_string_type): Just use c_build_qualified_type to
7033 (c_build_qualified_type): Build qualified array types with
7034 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
7035 * c-decl.c (c_make_fname_decl): Build unqualified array type
7036 before qualified type.
7037 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
7038 type is qualified, not just if type itself is. Don't apply
7039 qualifiers to array type when declarator is processed. Apply
7040 qualifiers to field type whether or not it is an array type.
7041 Don't handle array types specially for applying qualifiers to
7043 * c-typeck.c (composite_type): Build unqualified element type and
7044 array type when forming composite of array types.
7045 (common_pointer_type, comptypes, comp_target_types,
7046 type_lists_compatible_p, build_indirect_ref, build_array_ref,
7047 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
7049 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
7050 (args2) in variables a1 and a2.
7052 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
7054 * cse.c (n_elements_made, max_elements_made): Remove.
7055 (insert): Don't touch n_elements_made.
7056 (cse_main): Don't touch n_elements_made or max_elements_made.
7058 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
7061 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
7062 configuration part of dp-bit.c to be lost.
7064 2005-01-28 Roger Sayle <roger@eyesopen.com>
7066 * expmed.c (expand_mult_highpart_optab): When attempting to use
7067 a non-widening multiplication in a wider mode, the operands need
7068 to be converted (zero or sign extended) to that mode.
7070 2005-01-28 Ian Lance Taylor <ian@airs.com>
7074 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
7075 through if both operands fall through.
7077 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7079 * cse.c (fold_rtx) <PC>: Don't optimize.
7081 2005-01-28 Jeff Law <law@redhat.com>
7083 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
7084 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
7086 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
7088 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
7089 cse_reg_info_used_list_end): Remove.
7090 (cse_reg_info_list, cse_reg_info_list_free): New.
7091 (get_cse_reg_info): When allocating an instance of
7092 cse_reg_info, add it to the beginning of the cse_reg_info_list
7093 list. Remove code to maintain cse_reg_info_used_list.
7094 (new_basic_block): Reset the free list to the beginning of
7097 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
7099 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
7100 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
7101 (frv_expand_mdpackh_builtin): New function.
7102 (frv_expand_builtin): Use it to expand __MDPACKH.
7103 * doc/extend.texi (__MDPACKH): Update documentation.
7105 2005-01-28 Uros Bizjak <uros@kss-loka.si>
7107 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
7108 SSE_FLOAT_MODE_P for use_sse computation.
7110 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
7113 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
7115 2005-01-27 Richard Henderson <rth@redhat.com>
7117 * builtins.c (expand_builtin_copysign): New.
7118 (expand_builtin): Call it.
7119 * genopinit.c (optabs): Add copysign_optab.
7120 * optabs.c (init_optabs): Initialize it.
7121 (expand_copysign): New.
7122 * optabs.h (OTI_copysign, copysign_optab): New.
7123 (expand_copysign): Declare.
7125 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
7126 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
7128 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
7129 (ix86_expand_fp_absneg_operator): ... here.
7130 (ix86_split_copysign): New.
7131 * config/i386/i386-protos.h: Update.
7132 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
7133 (copysignsf3, copysigndf3): New.
7135 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
7136 (copysignsf3, ncopysignsf3): New.
7137 (copysigndf3, ncopysigndf3): New.
7138 (copysignxf3, ncopysignxf3): New.
7139 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
7141 2005-01-27 Arend Bayer <arend.bayer@web.de>
7142 Kazu Hirata <kazu@cs.umass.edu>
7144 * cse.c: (find_best_addr): Don't call copy_rtx before calling
7145 fold_rtx. Save cost recomputation if fold_rtx did nothing.
7146 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
7149 2005-01-27 Jeff Law <law@redhat.com>
7151 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
7152 definitions of SSA_NAMEs which are not being rewritten.
7153 (rewrite_ssa_into_ssa): Only initialize the current definition
7154 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
7155 If checking is enabled, assert that SSA_NAME_AUX is clear for all
7156 SSA_NAMEs before returning.
7158 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
7160 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
7161 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
7162 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
7163 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
7164 config/mips/iris6.h, config/sh/sh.c: Update copyright.
7166 2005-01-27 Steven Bosscher <stevenb@suse.de>
7169 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
7170 higher to -O2 and higher. Likewise for tree PRE.
7171 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
7174 2005-01-27 Ian Lance Taylor <ian@airs.com>
7177 * gimple-low.c (try_catch_may_fallthru): New static function.
7178 (block_may_fallthru): Handle TRY_CATCH_EXPR.
7179 * tree-inline.c (expand_call_inline): Don't warn about reaching
7180 the end of a non-void function being inlined if the function uses
7183 2005-01-27 Jakub Jelinek <jakub@redhat.com>
7185 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
7188 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
7189 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
7190 (implicitly_declare): Handle error_mark_node.
7192 2005-01-27 Richard Henderson <rth@redhat.com>
7195 * tree.h (struct tree_decl): Add debug_expr_is_from.
7196 (DECL_DEBUG_EXPR_IS_FROM): New.
7197 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7198 * dwarf2out.c (dwarf2out_var_location): Update to match.
7199 * tree-outof-ssa.c (create_temp): Likewise.
7200 * var-tracking.c (track_expr_p): Likewise.
7201 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
7202 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
7203 * toplev.c (default_tree_printer): Likewise.
7205 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
7207 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
7208 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
7210 2005-01-27 Steven Bosscher <stevenb@suse.de>
7212 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
7213 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
7214 ASM_CLOBBERS): Add tree checks.
7216 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
7217 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
7218 * c-common.def (SWITCH_STMT): Update to match.
7219 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
7220 macros instead of SWITCH_EXPR ones.
7221 * c-dump.c (c_dump_tree): Likewise.
7222 * c-gimplify.c (gimplify_switch_stmt): Likewise.
7223 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
7225 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
7227 2005-01-27 Alan Modra <amodra@bigpond.net.au>
7229 * unwind-dw2.c (execute_stack_op): Add missing cases for
7230 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
7232 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
7234 * config.gcc (Obsolete configurations): Remove 'dummy', add
7235 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
7238 2005-01-26 Diego Novillo <dnovillo@redhat.com>
7240 PR tree-optimization/19633
7241 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
7243 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
7244 are no call-clobbered variables.
7245 * tree-outof-ssa.c (check_replaceable): Return false for calls
7248 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
7250 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
7251 even for variables with NULL DECL_INITIAL.
7253 2005-01-26 Stuart Hastings <stuart@apple.com>
7255 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
7257 2005-01-26 Richard Henderson <rth@redhat.com>
7260 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7262 * expr.c (store_field): Strip conversions to odd-bit-sized types
7263 if the destination field width matches.
7265 2005-01-26 Richard Henderson <rth@redhat.com>
7267 * c-decl.c, expmed.c, expr.c: Revert last change.
7269 2005-01-26 Richard Henderson <rth@redhat.com>
7272 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
7274 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
7275 if we don't need the bits above those present in the current mode.
7276 * expr.c (store_field): Strip conversions to odd-bit-sized types
7277 if the destination field width matches.
7279 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
7281 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
7282 either -ffast-math or -funsafe-math-optimizations is in use.
7284 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
7288 * config/avr/avr.c (notice_update_cc): Only set condition code for
7289 ashrqi3 if shift count > 0.
7290 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
7291 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
7292 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
7293 count <= 0 as a no-op, and shift count >= width by copying zero
7294 or sign bit to all bits of the result.
7295 * config/avr/avr.md (all shifts): Add alternatives for zero shift
7296 count, with attribute "length" set to 0 and "cc" set to "none".
7298 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7300 * doc/invoke.texi: Document -mTLS.
7302 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
7303 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
7304 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
7305 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
7306 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
7307 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
7308 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
7309 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
7311 * configure.ac: Check for a TLS capable gas.
7313 * configure: Regenerate.
7315 2005-01-26 Richard Henderson <rth@redhat.com>
7318 * combine.c (make_field_assignment): Simplify store to zero_extract
7319 from a source with an overlapping mask.
7321 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
7323 2004-11-11 Eric Christopher <echristo@redhat.com>
7325 * config/frv/frv.md: Add fr400_integer automaton. Don't
7326 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
7329 2005-01-26 Steven Bosscher <stevenb@suse.de>
7332 * cfgbuild.c (make_edges): Do not clear or set
7333 current_function_has_computed_jump.
7334 * function.h (struct function): Remove the has_computed_jump field.
7335 (current_function_has_computed_jump): Do not define.
7336 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
7337 in a computed jump. Ignore current_function_has_computed_jump.
7339 2005-01-26 Richard Henderson <rth@redhat.com>
7342 * expr.c (categorize_ctor_elements): New argument p_must_clear.
7343 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
7345 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
7346 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
7347 objects into static storage if they have more than one non-zero value.
7348 * tree.h (categorize_ctor_elements): Update decl.
7350 2005-01-26 Steven Bosscher <stevenb@suse.de>
7353 * tree.h (CALL_EXPR_TAILCALL): Add comment.
7354 * calls.c (check_sibcall_argument_overlap_1): Revert the change
7355 to this function from 2004-07-10.
7356 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
7357 the current function for tail call optimizations if the address
7358 of one of it its arguments is taken.
7360 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
7362 * cse.c (fold_rtx): Call equiv_constant only when necessary.
7364 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
7366 * function.c (expand_function_end): If current_function_calls_alloca,
7367 emit stack restore in a place that is reached when the function falls
7370 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
7372 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
7373 rule to avoid matching inappropriate suffix rule.
7375 2005-01-26 Jan Hubicka <jh@suse.cz>
7377 PR tree-optimization/19241
7378 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
7380 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7382 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
7383 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
7385 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
7386 <sim*>: Always use crt1.o, regardless of N in simN.
7387 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7388 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
7389 (CRT_CALL_STATIC_FUNCTION): Remove.
7390 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
7391 use crt1.o, regardless of N in simN.
7392 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
7393 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
7394 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
7395 case isystem setting.
7396 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
7398 2005-01-25 Ian Lance Taylor <ian@airs.com>
7400 * gimple-low.c (block_may_fallthru): Correct handling of
7401 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
7403 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
7405 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
7406 handlers to match indentation; nested under the mtune=* handler.
7407 Similar for mcpu= and march=.
7409 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
7411 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
7412 * config/mips/linux64.h (LIB_SPEC): Likewise.
7413 * config/mn10300/linux.h (LIB_SPEC): Likewise.
7414 * config/sh/linux.h (LIB_SPEC): Likewise.
7416 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
7418 * config/frv/frv.c (frv_legitimize_tls_address): New.
7419 (TARGET_HAVE_TLS): Define.
7420 (FRV_SYMBOL_REF_TLS_P): Define.
7421 (frv_override_options): Handle new register classes.
7422 (frv_legitimate_address_p): Reject tls addresses.
7423 (frv_legitimize_address): Handle TLS addresses.
7424 (gen_inlined_tls_plt): New.
7426 (frv_legitimize_tls_address): New.
7427 (unspec_got_name): Add TLS entries.
7428 (got12_operand): Add R_FRV_TLSMOFF12 case.
7429 (frv_emit_move): Fixup TLS addresses.
7430 (frv_emit_movsi): Legitimize TLS addresses.
7432 * config/frv/frv.h (MASK_BIG_TLS): New.
7433 (TARGET_BIG_TLS): New.
7434 (HAVE_AS_TLS): Define.
7435 (TARGET_SWITCHES): Add -mTLS and -mtls options.
7436 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
7437 (REG_CLASS_NAMES): Same.
7438 (REG_CLASS_CONTENTS): Same.
7439 (CONSTRAINT_LEN): New.
7440 (REG_CLASS_FROM_CONSTRAINT): New.
7441 (PREDICATE_CODES): Add symbolic_operand.
7443 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
7444 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
7445 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
7446 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
7447 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
7448 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
7449 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
7450 GR9_REG, GR14_REG, LRREG.
7451 (type): Add load_or_call attribute.
7452 ("load_or_call"): New reservation.
7453 ("call_gettlsoff"): New.
7454 ("tls_indirect_call"): New.
7455 ("tls_load_gottlsoff12"): New.
7456 ("tlsoff_hilo"): New.
7457 ("tls_tlsdesc_ldd"): New.
7458 ("tls_tlsoff_ld"): New.
7461 * config/frv/frv-protos.h (symbolic_operand): Protoize.
7463 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
7465 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
7466 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
7467 * config/frv/frv.c (TLS_BIAS): Define.
7468 (frv_output_dwarf_dtprel): New.
7470 2005-01-26 Jakub Jelinek <jakub@redhat.com>
7472 PR rtl-optimization/19579
7473 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
7474 both A and B, see if they don't clobber registers the other expr uses.
7476 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
7478 * real.c (do_add): Initialize signalling and canonical members.
7480 * real.c (real_from_integer): Zero out destination.
7482 2005-01-18 Jan Hubicka <jh@suse.cz>
7484 PR tree-optimize/19337
7485 * tree-inline.c (initialize_inlined_parameters): Copy
7486 saved_static_chain_decl only.
7488 2005-01-25 Richard Henderson <rth@redhat.com>
7492 * config/i386/i386.c (x86_inter_unit_moves): Zero.
7493 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7494 80387 enabled, to return a proper subclass. Return the subset that
7495 overlaps with GENERAL_REGS for PLUS.
7496 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
7498 2005-01-25 Richard Henderson <rth@redhat.com>
7501 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
7503 2005-01-25 Roger Sayle <roger@eyesopen.com>
7505 * expmed.c (choose_multiplier): Change interface to return the
7506 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
7507 (expand_divmod): Update calls to choose_multiplier.
7509 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7512 * expmed.c (extract_bit_field): Use adjust_address instead of
7513 gen_lowpart when op0 is a MEM.
7515 2005-01-24 Steven Bosscher <stevenb@suse.de>
7517 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
7519 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
7521 * config/mips/irix-csr.c: New file.
7522 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
7523 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
7524 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
7527 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
7530 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
7531 sparc/elf.h, add sparc/sp-elf.h.
7532 (sparc-*-rtems*): Likewise.
7533 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
7534 tm-dwarf2.h, add sparc/sp-elf.h.
7535 (sparc86x-*-elf): Likewise.
7536 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
7537 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
7538 TARGET_OS_CPP_BUILTINS.
7539 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7540 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
7542 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
7543 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
7544 (SWITCH_TAKES_ARG): Likewise.
7545 (LOCAL_LABEL_PREFIX): Likewise.
7546 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7547 (TARGET_N_FORMAT_TYPES): Delete.
7548 (TARGET_FORMAT_TYPES): Likewise.
7549 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7550 * config/sparc/elf.h: Delete.
7551 * config/sparc/sp-elf.h: New file.
7553 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7555 * tree-flow-inline.h (phi_arg_from_edge): Remove.
7556 * tree-flow.h: Remove the corresponding prototype.
7557 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
7558 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
7560 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7563 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
7564 for AIX ABI or ELF -fPIC.
7565 (rs6000_emit_load_toc_table): Don't create toc_section here.
7566 (rs6000_xcoff_file_start): Nor here.
7568 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
7570 * sh.c (ra.h): Don't #include.
7571 (hard_regs_intersect_p): New function, resurrected from ra.c.
7573 * sh.c: Fix 1996 Copyright.
7575 2005-01-24 Richard Henderson <rth@redhat.com>
7576 Aldy Hernandez <aldyh@redhat.com>
7578 * regrename.c (note_sets): Handle subregs.
7580 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
7583 * genconditions.c (write_header, write_conditions): Elide file if
7586 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
7588 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
7589 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7592 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7594 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
7595 expand_builtin_printf, expand_builtin_fprintf,
7596 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
7597 checking against POINTER_TYPE.
7598 (validate_arglist): Handle POINTER_TYPE code by checking
7601 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
7603 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
7605 (for_each_rtx): Call for_each_rtx_1.
7606 * rtl.h (init_rtlanal): Declare.
7607 * toplev.c (backend_init): Call init_rtlanal.
7609 2005-01-24 Jakub Jelinek <jakub@redhat.com>
7611 * flow.c (propagate_one_insn): Formatting.
7614 * flow.c (libcall_dead_p): Be more conservative if unsure.
7615 If there are any instructions between insn and call, see if they are
7616 all dead before saying the libcall is dead.
7618 2005-01-24 Uros Bizjak <uros@kss-loka.si>
7620 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
7621 operand constraint for operand 0.
7623 2005-01-23 Richard Henderson <rth@redhat.com>
7626 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
7627 edges leading to join block.
7629 2005-01-23 Roger Sayle <roger@eyesopen.com>
7631 * expmed.c (expand_mult_highpart): Make static. Change type of
7632 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
7633 (expand_divmod): Updates calls to expand_mult_highpart by using
7634 gen_int_mode to pass a CONST_INT rtx.
7635 * rtl.h (expand_mult_highpart): Remove prototype.
7637 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7639 * flow.c (regset_bytes, regset_size): Remove.
7641 * cfganal.c: Fix a reference to Harvey's paper.
7643 2005-01-23 Steven Bosscher <stevenb@suse.de>
7645 PR rtl-optimization/19464
7646 * tree-optimize.c (init_tree_optimization_passes): Add one more
7647 copyrename pass just before out-of-ssa.
7649 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
7652 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
7653 * ggc-none.c (ggc_free): Define.
7655 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7657 * cse.c (max_reg, max_insn_uid): Remove.
7658 (cse_main): Don't access max_reg or max_insn_uid.
7660 * c-common.c (explicit_flag_signed_bitfields,
7661 lang_statement_code_p, lang_expand_function_end): Remove.
7662 * c-common.h: Remove the corresponding declarations.
7663 * c-opts.c (c_common_handle_option): Remove all write access
7664 to explicit_flag_signed_bitfields.
7666 * cgraph.c (cgraph_varpool_n_nodes): Remove.
7667 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
7668 * cgraph.h: Remove the corresponding declaration.
7670 * gcse.c (null_pointer_info): Remove.
7672 2005-01-23 Roger Sayle <roger@eyesopen.com>
7673 Eric Botcazou <ebotcazou@libertysurf.fr>
7675 * combine.c (simplify_logical): Only simplify logical expressions
7676 of the form ior(and(x,y),z) by the inverse distributive law if the
7677 result is cheaper than the original.
7679 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
7681 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
7682 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
7683 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
7684 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
7685 config/freebsd-spec.h, config/arm/arm.h,
7686 config/h8300/h8300.md, config/i386/i386.md,
7687 config/i386/predicates.md, config/i386/sse.md,
7688 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
7689 config/vax/vax.md: Fix comment typos. Follow spelling
7692 2005-01-23 Steven Bosscher <stevenb@suse.de>
7694 * gengtype.c (walk_type): Produce `not equal to' compares for loop
7695 tests, instead of `less than'.
7697 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
7699 * function.c (assign_parm_setup_block): When creating a new stack slot
7700 for a parameter, get its alignment from the parameter's DECL_ALIGN
7701 rather than the type's TYPE_ALIGN. Make sure that the parameter
7702 is at least word aligned.
7704 2005-01-22 Roger Sayle <roger@eyesopen.com>
7707 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
7709 2005-01-22 Richard Henderson <rth@redhat.com>
7712 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
7713 in both compare operands.
7714 (movdfcc_1_sse_max): Likewise.
7715 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
7716 (movdfcc_1_sse): Likewise.
7717 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
7718 scratch register as needed.
7720 2005-01-22 Richard Henderson <rth@redhat.com>
7722 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
7724 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
7726 2005-01-22 Richard Henderson <rth@redhat.com>
7728 * genopinit.c (optabs): Use smin/smax for floating point too.
7729 * doc/md.texi: Update to match. Clarify that floating point
7730 results are undefined for +0/-0 and NaN.
7731 * doc/rtl.texi: Likewise.
7732 * rtl.def (SMIN, SMAX): Likewise
7733 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
7735 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
7736 leading 's' to the name.
7737 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
7738 smaxxf3, sminxf3): Likewise.
7739 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
7742 2005-01-22 Paul Brook <paul@codesourcery.com>
7744 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
7746 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
7748 * config/s390/s390.c (struct processor_costs): New fields
7749 dlgr, dlr, dr, dsgfr, dsgr.
7750 (z900_cost, z990_cost): Values for new fields.
7751 (s390_rtx_costs): New cases MEM und COMPARE in switch
7752 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
7753 DIV, MOD, UDIV, UMOD.
7755 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7757 * config/s390/s390.md ("doloop_si64"): Reload input value directly
7758 into the register being decremented.
7759 ("doloop_si31", "doloop_di"): Likewise.
7760 ("*doloop_si_long"): Adapt pattern.
7762 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
7764 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
7766 (CLASS_MAX_NREGS): Likewise.
7768 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
7770 * doc/tree-ssa.texi (Statement Operands): Add example for new
7771 must-def macro. Note deprecation of old operands interface.
7773 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
7775 PR tree-optimization/19484
7776 * tree-cfg.c (remove_fallthru_edge): New function.
7777 (cleanup_control_flow): Remove fallthru edges from calls that are
7778 now known not to return.
7780 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7782 Fix PR tree-optimization/19038
7783 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
7784 copies with loop variant ones.
7786 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
7788 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
7789 config/alpha/alpha-protos.h, config/alpha/alpha.h,
7790 config/alpha/alpha.md, config/alpha/predicates.md,
7791 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
7792 config/sparc/sol2.h: Update copyright.
7794 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
7795 first label to see if it is a nonlocal label.
7797 2005-01-22 David Edelsohn <edelsohn@gnu.org>
7798 Andrew Pinski <pinskia@physics.uc.edu>
7801 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
7802 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
7804 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7806 * config/rs6000/rtems.h: Update copyright.
7808 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
7811 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
7812 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
7813 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
7815 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7818 * c-typeck.c (convert_arguments): Check for error_mark_node.
7820 2005-01-21 Ian Lance Taylor <ian@airs.com>
7822 PR tree-optimization/13000
7823 * tree-inline.c: Include "tree-flow.h".
7824 (expand_call_inline): If warn_return_type, warn if non-void inline
7825 function falls through.
7826 * tree-cfg.c (execute_warn_function_return): Don't warn about
7827 control reaching end if TREE_NO_WARNING is set. Set
7829 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
7831 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
7832 branch if we don't need one.
7833 * c-typeck.c: Include "tree-flow.h"
7834 (c_finish_bc_stmt): Don't add a goto if the current statement
7835 list doesn't fall through to the current point.
7837 2005-01-21 Roger Sayle <roger@eyesopen.com>
7839 PR rtl-optimization/576
7840 * real.c (real_arithmetic): Change return type from void to bool
7841 to return an indication that the result may be inexact.
7842 * real.h (real_arithmeric): Update prototype.
7843 * fold-const.c (const_binop): Don't constant fold floating
7844 point expressions when the user specifies -frounding-math and
7845 the result may depend upon the run-time rounding mode.
7846 (fold_convert_const_real_from_real): Clean-up.
7847 (fold_initializer): Ignore flag_rounding_math for initializers.
7848 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
7849 constant fold FP operations with flag_rounding_math if the
7850 result may depend upon the run-time rounding mode.
7852 2005-01-21 Tom Tromey <tromey@redhat.com>
7854 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
7856 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
7858 * tree-cfg.c: Fix comment typos.
7860 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
7862 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
7863 around the call to rest_of_handle_branch_target_load_optimize.
7865 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
7867 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
7868 (sparc64-*-openbsd*): Likewise.
7869 (sparclite-*-elf*): Include tm-dwarf2.h.
7870 (sparc86x-*-elf*): Likewise.
7871 (sparc64-*-elf*): Likewise.
7872 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
7873 (DBX_DEBUGGING_INFO): Likewise.
7874 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
7875 (PREFERRED_DEBUGGING_TYPE): Likewise.
7876 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
7877 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
7878 (PREFERRED_DEBUGGING_TYPE): Likewise.
7879 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
7880 (PREFERRED_DEBUGGING_TYPE): Likewise.
7881 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
7883 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
7886 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
7888 2005-01-20 Paul Brook <paul@codesourcery.com>
7890 * doc/rtl.texi: Document value extension requirements for CONST_INT.
7892 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7894 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
7895 label is first in a sequence of labels.
7897 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
7899 2005-01-20 Janis Johnson <janis187@us.ibm.com>
7900 Giovanni Bajo <giovannibajo@gcc.gnu.org>
7902 * doc/sourcebuild.texi (Test Directives): New.
7904 2005-01-20 Roger Sayle <roger@eyesopen.com>
7906 * real.c (real_floor): Don't leave the result uninitialized when
7907 mode is VOIDMode, but return the unrounded intermediate value.
7908 (real_ceil): Likewise.
7910 2005-01-20 Paul Brook <paul@codesourcery.com>
7912 * config/arm/arm.md (insv): Use gen_int_mode.
7914 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7916 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
7917 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7918 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7919 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7920 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
7922 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
7925 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
7926 fbreg, so we have to assume we can't.
7927 (loc_descriptor_from_tree_1): Ditto.
7928 (containing_function_has_frame_base): New function.
7929 (add_location_or_const_value_attribute): Use it.
7930 Also try to generate a frame_base from a single element location
7933 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7935 PR tree-optimization/15349
7936 * timevar.def (TV_TREE_MERGE_PHI): New.
7937 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
7939 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
7940 calls to tree_forwarder_block_p.
7941 (remove_forwarder_block_with_phi, merge_phi_nodes,
7942 gate_merge_phi, pass_merge_phi): New.
7943 * tree-optimize.c (init_tree_optimization_passes): Add
7945 * tree-pass.h: Add an extern for pass_merge_phi;
7947 2005-01-20 Richard Henderson <rth@redhat.com>
7950 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
7951 (_mm_castps_pd, _mm_castps_si128): New.
7952 (_mm_castsi128_ps, _mm_castsi128_pd): New.
7954 2005-01-20 Richard Henderson <rth@redhat.com>
7957 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
7958 __builtin_ia32_vec_init_v2si.
7959 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
7960 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
7961 (ix86_init_mmx_sse_builtins): Create it.
7962 (ix86_expand_builtin): Expand it.
7963 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
7964 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
7965 (vec_extractv2si_0, vec_extractv2si_1): New.
7967 2005-01-20 Richard Henderson <rth@redhat.com>
7970 * config/i386/i386.c (ix86_expand_push): New.
7971 * config/i386/mmx.md (push<MMXMODE>1): New.
7972 * config/i386/sse.md (push<SSEMODE>1): New.
7973 * config/i386/i386-protos.h: Update.
7975 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
7977 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
7980 2005-01-20 Richard Henderson <rth@redhat.com>
7982 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
7983 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
7985 2005-01-19 Richard Henderson <rth@redhat.com>
7988 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
7989 to V4SFmode in SSE1 fallback load path.
7991 2005-01-19 Richard Henderson <rth@redhat.com>
7993 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
7994 in QImode expansion to ix86_expand_vector_set.
7995 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
7997 2005-01-19 Richard Henderson <rth@redhat.com>
8000 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
8001 subclass of the input class.
8002 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
8003 Always true for cross-SSE1 classes. Rationalize conditionals.
8004 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
8005 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
8006 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
8007 (movdi_2): Add MMX/SSE zeros.
8008 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
8009 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
8010 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
8011 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
8012 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
8013 (zero_extendsidi2_rex64_1): Remove.
8014 (MOV0 peephole): Check GENERAL_REG_P.
8016 2005-01-19 Richard Henderson <rth@redhat.com>
8019 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
8021 (ix86_expand_vector_extract): Likewise.
8023 2005-01-19 Richard Henderson <rth@redhat.com>
8026 * expr.c (emit_move_change_mode): New argument force; use
8027 simplify_gen_subreg if true.
8028 (emit_move_via_alt_mode): Merge into ...
8029 (emit_move_via_integer): ... here.
8030 (emit_move_ccmode): Use emit_move_change_mode directly.
8032 2005-01-19 Richard Henderson <rth@redhat.com>
8035 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
8036 (alpha_preferred_reload_class): Handle CONST_VECTOR.
8037 (alpha_emit_set_const_1): Add no_output parameter; don't emit
8039 (alpha_emit_set_const): Likewise. Make static.
8040 (alpha_emit_set_long_const): Make static.
8041 (alpha_extract_integer): Split out from alpha_expand_mov.
8042 (alpha_split_const_mov): Likewise.
8043 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
8044 (alpha_legitimate_constant_p): New.
8045 * config/alpha/alpha-protos.h: Update.
8046 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
8047 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
8048 * config/alpha/alpha.md (movsi): Add n alternative.
8049 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
8050 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
8051 (splitters for all of the above): Use alpha_split_const_mov.
8052 * config/alpha/predicates.md (non_add_const_operand): New.
8053 (non_zero_const_operand): New.
8054 (input_operand): Use alpha_legitimate_constant_p after reload.
8056 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8058 PR tree-optimization/19038
8059 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
8060 (add_candidate): Add ivs with increment in latch only if
8061 allow_ip_end_pos_p is true.
8062 (determine_iv_cost): Use empty_block_p.
8064 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
8066 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
8067 (compute_dominance_frontiers): Ditto.
8069 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
8072 * config/sh/t-rtems: New.
8073 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
8075 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
8077 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
8078 the offset of the selected field.
8080 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
8082 * tree-cfg.c (remove_forwarder_block): Fix the check to
8083 prevent a nonlocal label from appearing in the middle of a
8086 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
8088 PR rtl-optimization/19462
8089 * reorg.c (find_end_label): Create return insn only if
8090 current_function_epilogue_delay_list is empty.
8092 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
8094 * doc/passes.texi: Remove paragraph mentioning new-ra.
8096 2005-01-19 Jakub Jelinek <jakub@redhat.com>
8098 PR rtl-optimization/15139
8099 * combine.c: Include params.h.
8100 (count_rtxs): New function.
8101 (record_value_for_reg): If replace_rtx would replace at least
8102 2 occurrences of REG in VALUE and TEM is really large, replace REG with
8103 (clobber (const_int 0)) instead of TEM.
8104 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
8105 * params.h (MAX_LAST_VALUE_RTL): New.
8106 * Makefile.in (combine.o): Depend on $(PARAMS_H).
8107 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
8110 * c-typeck.c (digest_init): Only call build_vector if all constructor
8111 elements are *_CST nodes.
8112 * gimplify.c (gimplify_init_constructor): Likewise.
8115 * c-typeck.c (digest_init): Only call build_vector if inside_init
8118 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8120 * toplev.c (init_asm_output): Remove dead #ifdef.
8122 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
8124 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
8126 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8128 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
8129 accessing DECL_FUNCTION_CODE.
8130 * dojump.c (do_jump): Likewise.
8131 * gimplify.c (gimplify_call_expr): Likewise.
8132 * predict.c (expr_expected_value): Likewise.
8133 (strip_builtin_expect): Likewise.
8134 * tree-inline.c (estimate_num_insns_1): Likewise.
8135 * tree-ssa-loop-im.c (stmt_cost): Likewise
8136 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
8137 (tree_expr_nonnegative_p): Likewise.
8139 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8141 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
8142 variant of the load_pcrel_sym pattern.
8143 * config/sparc/sparc.md (P macro): Move to the top.
8144 (load_pcrel_sym): Macroize using P.
8145 (save_register_window): Likewise.
8147 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
8149 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
8152 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
8155 * c-typeck.c (build_asm_expr): Strip nops off
8156 input memory operands.
8158 2005-01-18 David Edelsohn <edelsohn@gnu.org>
8160 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
8161 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
8162 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
8163 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
8165 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
8168 * config/i386/i386.c (override_options): If the 80387 is disabled,
8169 then do not return FP values using FP registers.
8171 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
8173 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
8174 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
8175 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
8176 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
8177 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
8178 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
8179 output.h, postreload-gcse.c, postreload.c, recog.c,
8180 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
8181 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
8182 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
8183 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
8184 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
8185 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
8186 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
8187 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
8189 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
8190 config/alpha/alpha.c, config/arm/vfp.md,
8191 config/i386/emmintrin.h, config/i386/i386-modes.def,
8192 config/i386/i386-protos.h, config/i386/i386.h,
8193 config/i386/pmmintrin.h, config/i386/ppro.md,
8194 config/i386/predicates.md, config/i386/xmmintrin.h,
8195 config/i860/i860.c, config/ia64/ia64-modes.def,
8196 config/ia64/ia64-protos.h, config/ia64/ia64.h,
8197 config/ia64/ia64.md, config/ia64/itanium1.md,
8198 config/ia64/itanium2.md, config/ia64/predicates.md,
8199 config/iq2000/iq2000.h, config/mips/linux64.h,
8200 config/rs6000/aix41.h, config/rs6000/aix43.h,
8201 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
8202 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
8203 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
8204 config/sparc/linux64.h, config/sparc/litecoff.h,
8205 config/sparc/sp64-elf.h, config/sparc/sparc.c,
8206 config/sparc/sparc.h, config/sparc/sparc.md,
8207 config/sparc/sysv4-only.h: Update copyright.
8209 2005-01-18 Richard Henderson <rth@redhat.com>
8212 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
8214 2005-01-18 Marc Espie <espie@openbsd.org>
8215 * config/i386/openbsdelf.h: Typo.
8217 2005-01-18 Richard Henderson <rth@redhat.com>
8219 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
8220 special case for sse.
8221 * config/i386/predicates.md (sse_comparison_operator): Likewise.
8223 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
8225 * tree-inline.c (estimate_num_insns_1): Added cases for
8226 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
8228 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
8230 PR rtl-optimization/19296
8231 * combine.c (simplify_comparison): Rewrite the condition under
8232 which a non-paradoxical SUBREG of a PLUS can be lifted when
8233 compared against a constant.
8235 2005-01-18 Andi Kleen <ak@muc.de>
8237 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
8238 * c.opt (-Wpointer-sign): Add.
8239 * doc/invoke.texi: (-Wpointer-sign): Add.
8241 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8243 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
8244 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
8245 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
8246 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
8247 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
8248 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
8249 for TARGET_MIX_SSE_I387.
8250 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
8251 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
8252 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
8253 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
8254 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
8255 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
8256 TARGET_MIX_SSE_I387.
8257 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
8260 2005-01-18 Uros Bizjak <uros@kss-loka.si>
8263 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
8264 Add movaps alternative for xmm reg->reg move.
8266 2005-01-17 Jeff Law <law@redhat.com>
8268 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
8269 at the end of the main DOM loop rather than just before DOM exits.
8271 2005-01-17 Diego Novillo <dnovillo@redhat.com>
8273 PR tree-optimization/19121
8274 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
8275 adding aliases to a name tag, also add them to the pointer's
8277 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
8278 sensitive alias info at all. Only check that the two pointers
8279 have compatible pointed-to sets.
8280 * tree-ssa.c (verify_name_tags): Verify that the alias set of
8281 a pointer's type tag is a superset of the alias set of the
8284 2005-01-17 James E Wilson <wilson@specifixinc.com>
8287 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
8288 comment to document why.
8290 2005-01-17 Richard Henderson <rth@redhat.com>
8292 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
8293 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
8294 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
8295 sse2_vmsminv2df3_finite): New.
8296 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
8297 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
8298 Force op1 into register.
8300 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
8302 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
8303 bubblestrap from always rebuilding build directory.
8305 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
8307 * config/s390/s390.md ("*clc"): Remove incorrect '='.
8308 ("*cmpmem_short"): Likewise.
8310 2005-01-17 Steven Bosscher <stevenb@suse.de>
8312 * basic-block.h: Document BB_* flags.
8313 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
8314 use an sbitmap instead.
8315 * sched-rgn.c (compute_trg_info): Likewise.
8317 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
8319 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
8320 redundant target_cpu_default and extra_parts lines. Use the default
8322 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
8323 (SUBTARGET_EXTRA_SPECS): Delete.
8324 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
8325 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
8326 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
8327 and "n32" for -mabi=n32.
8329 2005-01-17 Ian Lance Taylor <ian@airs.com>
8332 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
8333 fold constant variables into initial values.
8335 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8337 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
8339 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
8340 through the statements backward.
8342 2005-01-17 Ian Lance Taylor <ian@airs.com>
8344 PR middle-end/13127:
8345 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
8346 a variable set to the return value of the inlined function.
8348 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
8350 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
8351 when modes are tieable.
8353 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
8355 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
8356 of pthread_create to find out if threads are enabled.
8357 * gthr-posix95.h (__gthread_active_p): Likewise.
8359 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8361 * common.opt (-fnew-ra): Remove.
8363 * toplev.h (flag_new_regalloc): Remove.
8364 * Makefile.in (ra*.*): Don't mention.
8365 * passes.c (rest_of_handle_new_regalloc): Remove.
8366 (rest_of_handle_combine, rest_of_compilation): Always consider
8367 flag_new_regalloc as false.
8368 * doc/invoke.texi: Don't document -fnew-ra.
8370 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
8372 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
8373 last parameter to reg_scan.
8374 * loop.c (loop_optimize): Likewise.
8375 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
8376 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
8377 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
8378 rest_of_handle_gcse, rest_of_handle_loop_optimize,
8379 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
8380 * regclass.c (reg_scan): Likewise, for the declaration.
8381 * rtl.h (reg_scan): Likewise, for the prototype.
8383 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
8385 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
8386 mark_dfs_back_edges.
8388 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
8390 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
8391 (compute_avail): Uses don't go in tmp_gen.
8393 2005-01-16 Steven Bosscher <stevenb@suse.de>
8395 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
8396 loop to look for a free slot in a page entry.
8398 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8401 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
8402 * toplev.c (compile_file): Call process_pending_assemble_output_defs
8403 just before targetm.asm_out.file_end.
8404 * tree.h (process_pending_assemble_output_defs): Declare.
8405 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
8407 (assemble_alias): Defer generation of assembly code for defines when
8408 TARGET_DEFERRED_OUTPUT_DEFS is true.
8409 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8410 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
8411 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
8413 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8416 * pa.c (pa_scalar_mode_supported_p): New function.
8417 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
8418 * pa.h (MIN_UNITS_PER_WORD): Add comment.
8420 * pa-protos.h (prefetch_operand): Delete.
8421 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
8422 * pa.c (prefetch_operand): Delete.
8423 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
8424 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
8425 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
8426 and prefetch_nocc_operand.
8427 * pa.md (prefetch): Rework to avoid reload problems handling short
8428 displacements when a cache control completer needs to be provided.
8429 (prefetch_32, prefetch_64): Delete.
8430 (prefetch_cc, prefetch_nocc): New patterns.
8432 2005-01-15 David Edelsohn <edelsohn@gnu.org>
8434 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
8436 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8439 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
8440 exceeds maximum alignment for global common data.
8441 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
8442 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
8444 2004-01-15 Roger Sayle <roger@eyesopen.com>
8446 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
8448 2004-01-15 Roger Sayle <roger@eyesopen.com>
8450 * harg-reg-set.h (reg_class_names): Prototype global array.
8451 * regclass.c (reg_class_names): Declare here and initialize to
8453 (dump_regclass): Remove local declaration of reg_class_names.
8454 (regclass): Likewise.
8455 * cfg.c (dump_flow_info): Likewise.
8456 * ra-debug.c (reg_class_names): Likewise.
8457 * regrename.c (reg_class_names): Likewise.
8458 * reload.c (reg_class_names): Likewise.
8459 * reload1.c (spill_failure): Likewise.
8460 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
8462 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
8464 * config/s390/s390.md ("reload_outti"): Remove predicate for
8465 output operand. Abort if operand is not a MEM.
8466 ("reload_outdi", "reload_outdf"): Likewise.
8468 2005-01-15 Marc Espie <espie@openbsd.org>
8470 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
8471 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
8472 * config/openbsd.h: Fix C++ includes for native configurations.
8473 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
8474 Add trampoline support.
8475 * config/i386/openbsdelf.h: New.
8477 2005-01-15 Marc Espie <espie@openbsd.org>
8479 * collect2.c (main): Explicitly parse -dynamic-linker option.
8481 2005-01-15 Jakub Jelinek <jakub@redhat.com>
8483 PR tree-optimization/19060
8484 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
8485 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
8486 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
8487 and handle extract_range_from_cond returning false.
8488 * fold-const.c (fold): Optimize comparisons with min/max even for
8489 width > HOST_BITS_PER_WIDE_INT.
8491 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
8493 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
8494 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
8495 Remove little endian multilib variants.
8496 Add mips32 multilib variant.
8498 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
8500 * explow.c (copy_all_reg, stabilize): Remove.
8501 * expr.h: Remove the corresponding prototypes.
8503 * rtlanal.c (regs_set_between_p): Remove.
8504 * rtl.h: Remove the corresponding prototype.
8506 2005-01-14 David Edelsohn <edelsohn@gnu.org>
8508 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
8509 to rs6000_nonimmediate_operand.
8510 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
8511 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
8512 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
8513 rs6000_nonimmediate_operand.
8514 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
8515 rs6000_nonimmediate_operand.
8517 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
8519 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
8521 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8523 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
8525 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
8526 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
8528 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
8529 (rs6k_nonimmediate_operand): New.
8530 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
8532 (legitimate_lo_sum_address_p): Same.
8533 (rs6000_legitimize_address): Same.
8534 (rs6000_legitimize_reload_address): Same.
8535 (rs6000_legitimate_address): Same.
8536 (spe_build_register_parallel): Pass DF and DC modes in a DI
8539 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
8540 to rs6k_nonimmediate_operand.
8542 * config/rs6000/spe.md ("*frob_df_di"): New.
8543 ("*frob_di_df"): New.
8544 ("*frob_di_df_2"): New.
8545 ("*mov_sidf_e500_subreg0"): New.
8546 ("*mov_sidf_e500_subreg4"): New.
8547 ("*movdf_e500_double"): Change predicate to
8548 rs6k_nonimmediate_operand.
8550 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8552 * postreload.c (move2add_note_store): Only call
8553 trunc_int_for_mode on scalar integers.
8555 2005-01-14 Steven Bosscher <stevenb@suse.de>
8557 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
8558 replace BB_VISITED uses.
8559 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
8560 (propagate_necessity): Check the bitmap instead of BB_VISITED.
8561 (tree_dce_done): Free visited_control_parents.
8562 (perform_tree_ssa_dce): Allocate and clear it.
8563 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
8564 (compute_antic): Iterate from here using a DFS. Use an sbitmap
8565 instead of BB_VISITED.
8567 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
8569 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
8570 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
8571 Remove unused prototypes.
8573 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8575 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
8576 64-bit register usage.
8577 (spe_func_has_64bit_regs_p): Add FIXME note.
8579 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
8581 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
8582 flag_finite_math_only with flag_unsafe_math_optimizations.
8584 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
8586 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
8588 (__tpf_eh_return): Copy TPF private stack area from the module
8589 boundary stack frame. Add check for when module addresses are
8590 equal, but no stub address is found.
8592 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
8595 * arm.h (struct machine_function): Add call_via field.
8596 (thumb_call_via_label): Declare.
8597 * arm.c (thumb_call_via_label): New variable.
8598 (thumb_call_reg_needed): New variable.
8599 (arm_output_function_epilogue): For Thumb code, output any per-function
8600 call-indirect trampolines.
8601 (thumb_call_via_reg): New function.
8602 (arm_file_end): New function.
8603 (TARGET_ASM_FILE_END): Call arm_file_end.
8604 (aof_file_end): Likewise.
8605 * arm-protos.h (thumb_call_via_reg): Declare.
8606 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
8607 thumb_call_via_reg in normal case.
8609 2005-01-14 Jakub Jelinek <jakub@redhat.com>
8612 PR rtl-optimization/19348
8613 * recog.c (peephole2_optimize): Do global life update if some peephole
8614 decides it doesn't need at least one of its inputs and that change
8615 influences liveness at the start of the basic block.
8617 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
8618 arguments instead of 1.
8620 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
8623 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
8624 zero for nested functions needing a static chain or functions
8625 with a non-constant address.
8627 2005-01-13 Roger Sayle <roger@eyesopen.com>
8629 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
8630 (and (sign_extend X) C) into (zero_extend (and X C)).
8632 2005-01-13 David O'Brien <obrien@FreeBSD.org>
8634 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
8636 2005-01-13 Richard Henderson <rth@redhat.com>
8641 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
8642 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
8643 not just TARGET_SSE.
8644 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
8645 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
8646 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
8647 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
8648 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
8649 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
8650 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
8651 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
8652 (movdicc_c_rex64): Rename with '*'.
8653 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
8654 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
8655 (movsfcc_1_387): Rename from movsfcc_1.
8656 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
8657 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
8658 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
8659 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
8660 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
8661 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
8662 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
8663 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
8664 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
8665 sse_movdfcc_const0_4): Remove.
8666 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
8667 recognize min/max early. Update for changed sse cmove patterns.
8668 (ix86_split_sse_movcc): New.
8669 * config/i386/i386-protos.h: Update.
8671 2005-01-13 Steven Bosscher <stevenb@suse.de>
8673 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
8674 (fix_stmt_v_may_defs): Likewise.
8676 2005-01-13 Richard Henderson <rth@redhat.com>
8678 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
8679 for converting the mask.
8681 2005-01-13 David Edelsohn <edelsohn@gnu.org>
8683 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
8686 2005-01-13 Richard Henderson <rth@redhat.com>
8688 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
8689 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
8690 IX86_BUILTIN_MOVDQ2Q): Remove.
8691 (IX86_BUILTIN_VEC_EXT_V4SI): New.
8692 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
8693 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
8695 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
8696 (sse2_pextrw): Fix immediate constraint.
8697 (sse2_loadq, sse2_loadq_rex64): Remove.
8698 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
8699 Use __builtin_ia32_vec_ext_<size>.
8700 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
8702 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
8704 * function.c (assign_parm_setup_block): Look inside original
8705 entry_parm when inspecting PARALLEL.
8707 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8708 Joel Sherrill <joel@oarcorp.com>
8711 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
8712 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
8713 rtems_gxx_recursive_mutex_init.
8714 (__gthread_recursive_mutex_lock): New function.
8715 (__gthread_recursive_mutex_trylock): Likewise.
8716 (__gthread_recursive_mutex_unlock): Likewise.
8718 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
8720 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
8722 2005-01-13 Jan Beulich <jbeulich@novell.com>
8724 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
8725 (ashrti3_internal): Indicate output is early clobber. Generate result
8726 into output rather than first input. Use move for low word of output
8727 if shift count is exactly 64.
8728 (lshrti3_internal): Likewise.
8730 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
8734 * reload1.c (delete_output_reload): Don't delete an output reload
8735 if the pseudo lives longer than a single basic block. Adjust and
8736 improve wording of comment.
8738 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
8741 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
8742 of TYPE_SIZE where we mean the number of bytes.
8744 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
8746 * function.c (assign_parm_setup_block): Relax condition on
8747 multi-register optimization.
8749 2005-01-12 Nick Clifton <nickc@redhat.com>
8751 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
8752 an "in_delay_slot" attribute of "no" to prevent them being used in
8753 delay slots. This is forbidden because they might generate
8756 2005-01-12 Alan Modra <amodra@bigpond.net.au>
8759 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
8762 2005-01-12 Nick Clifton <nickc@redhat.com>
8764 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
8765 passed on to GAS) but do not define, as GAS no longer supports or
8766 needs the -m2000 option.
8768 2005-01-11 Roger Sayle <roger@eyesopen.com>
8770 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
8771 type as args of unprototyped builtins aren't automatically promoted.
8772 (fold_builtin_abs): Likewise.
8774 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8776 * Makefile.in: Set a `build-warn' variable.
8778 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8780 PR tree-optimization/17949
8781 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
8782 (find_interesting_uses_address): Use it.
8784 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
8786 * regrename.c (kill_value): Handle subreg's that won't simplify.
8788 2005-01-11 Richard Henderson <rth@redhat.com>
8791 * config/i386/i386.h (enum ix86_builtins): Move ...
8792 * config/i386/i386.c: ... here.
8793 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
8794 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
8795 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
8796 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
8797 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
8798 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
8799 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
8800 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
8801 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
8802 IX86_BUILTIN_LOADDDUP): Remove.
8803 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
8804 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
8805 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
8806 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
8807 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
8808 (ix86_init_builtins): Make static.
8809 (ix86_init_mmx_sse_builtins): Update for changed builtins.
8810 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
8811 if all the modes match. Otherwise, fake it.
8812 (get_element_number, ix86_expand_vec_init_builtin,
8813 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
8814 (ix86_expand_builtin): Make static. Update for changed builtins.
8815 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
8816 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
8817 (ix86_expand_vector_init_duplicate): New.
8818 (ix86_expand_vector_init_low_nonzero): New.
8819 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
8820 Split out from ix86_expand_vector_init; handle integer modes.
8821 (ix86_expand_vector_init): Use them.
8822 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
8823 * config/i386/i386-protos.h: Update.
8824 * config/i386/predicates.md (reg_or_0_operand): New.
8825 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
8826 (movv2sf_internal): Likewise. And a splitter to match them all.
8827 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
8828 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
8829 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
8830 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
8831 (mmx_pinsrw): Fix operand ordering.
8832 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
8833 rather than sse_loadss expander.
8834 (movv2df splitter): Similarly.
8835 (sse_loadss, sse_loadlss): Remove.
8836 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
8837 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
8838 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
8839 (sse3_movddup): Rename with '*'.
8840 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
8841 (sse2_loadsd): Remove.
8842 (vec_dupv2df_sse3): Rename from sse3_loadddup.
8843 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
8844 (sse2_pinsrw): Fix argument ordering.
8845 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
8846 (sse2_stored): Remove 'r' destination.
8847 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
8848 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
8849 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
8850 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
8851 vec_extractv16qi, vec_initv16qi): New.
8853 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
8854 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
8855 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
8857 (_mm_load_pd, _mm_store_pd): Use plain dereference.
8858 (_mm_load_si128, _mm_store_si128): Likewise.
8859 (_mm_load1_pd): Use _mm_set1_pd.
8860 (_mm_load_sd): Use _mm_set_sd.
8861 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
8862 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
8863 (_mm_set_epi64): Use _mm_set_epi64x.
8864 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
8865 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
8866 _mm_setr_epi8): Use _mm_set_foo form.
8867 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
8868 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
8869 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
8870 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
8871 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
8872 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
8873 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
8874 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
8875 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
8876 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
8877 (_mm_movedup_pd): Use _mm_shuffle_pd.
8878 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
8879 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
8880 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
8881 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
8883 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
8884 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
8885 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
8886 (_mm_store_ps): Use raw dereference.
8887 (_mm_store1_ps): Use _mm_storeu_ps.
8888 (_mm_storer_ps): Use _mm_store_ps.
8889 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
8890 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
8892 2005-01-11 Stan Shebs <shebs@apple.com>
8894 * config/rs6000/rs6000.c (machopic_output_stub): Issue
8895 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
8897 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
8900 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
8901 Skip all DECLs except for FIELD_DECLs.
8903 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8905 * config/s390/s390.c (override_options): Return error if
8906 -mbackchain, -mpacked-stack and -mhard-float are used together.
8907 (s390_va_start): Remove the backchain && packed-stack special case.
8908 (s390_gimplify_va_arg): Likewise.
8909 * doc/invoke.texi: Remove the ABI incompatibility note.
8911 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
8913 * config/s390/s390.c (struct s390_frame_layout): Remove
8915 (s390_frame_info, s390_emit_prologue): Replace occurrences of
8916 save_backchain_p with TARGET_BACKCHAIN.
8918 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8921 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
8922 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
8923 * function.c (locate_and_pad_parm): Set new field.
8924 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
8925 Tweak where_pad test to include "none". Always set mem align for
8927 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
8928 not sufficient for type.
8929 (assign_parm_setup_block): If stack_parm is zero on entry, always
8930 make a new stack local. Block move old stack parm if necessary
8931 to new aligned stack local.
8932 (assign_parm_setup_stack): Use a block move to handle
8933 potentially misaligned entry_parm.
8934 (assign_parms_unsplit_complex): Specify required alignment when
8935 creating stack local.
8936 * calls.c (compute_argument_addresses): Override alignment of stack
8937 arg calculated from its type with the alignment given by
8938 FUNCTION_ARG_BOUNDARY.
8939 (store_one_arg): Likewise.
8941 2005-01-11 Jan Beulich <jbeulich@novell.com>
8943 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
8944 Change respective itanium_class attribute to ialu.
8945 (shladdp4_internal): New.
8946 * config/ia64/predicates.md (shladd_log2_operand): New.
8948 2005-01-11 Richard Henderson <rth@redhat.com>
8950 * expr.c (store_constructor): Use rtvec_alloc instead of
8951 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
8953 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
8955 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
8957 2005-01-11 Alan Modra <amodra@bigpond.net.au>
8959 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
8960 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
8961 (TARGET_RWRELOC): Define.
8962 (ia64_rwreloc_section_type_flags): Delete.
8963 (ia64_section_type_flags): New function.
8964 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
8965 (TARGET_RWRELOC): Define.
8967 2005-01-10 David Mosberger <davidm@hpl.hp.com>
8970 * config/ia64/ia64.c (process_set): For alloc insn, only call
8971 process_epilogue is !frame_pointer_needed.
8973 2005-01-10 Roger Sayle <roger@eyesopen.com>
8976 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
8977 unary operator and can't be treated as a binary/comparison operator.
8979 2005-01-10 Richard Henderson <rth@redhat.com>
8981 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
8982 (ix86_return_in_memory): Likewise.
8983 (function_arg_advance): Likewise. Mirror structure in function_arg
8984 for choosing register to advance.
8986 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
8988 * tree-vectorizer.c, tree.def: Fix comment typos.
8990 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
8992 * config/s390/s390.c (struct processor_costs): 4 new fields:
8993 ddbr, ddr, debr, der.
8994 (s390_rtx_costs): More precise handling of divide instructions.
8996 2005-01-10 David Edelsohn <edelsohn@gnu.org>
8998 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
9000 2005-01-10 Jan Beulich <jbeulich@novell.com>
9002 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
9003 names resulting from -ffunction-sections/-fdata-sections and linkonce
9005 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
9006 based on the section name. Rearrange the section name comparison logic
9007 slightly so that each section name is compared against at most once.
9009 2005-01-10 Ben Elliston <bje@au.ibm.com>
9011 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
9012 targets for which -fPIC reduces limitations on the GOT size.
9014 2005-01-09 Falk Hueffner <falk@debian.org>
9016 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
9019 2005-01-09 David Edelsohn <edelsohn@gnu.org>
9022 * collect2.c (main): Set aixrtl_flag for -brtl option.
9023 (resolve_lib_name): Search for .so file extension before .a
9026 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
9028 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
9029 (vect_analyze_data_refs_alignment): Add dump prints.
9031 2005-01-09 Ira Rosen <irar@il.ibm.com>
9033 * tree-vectorizer.c (vect_analyze_offset_expr): Use
9034 expr_invariant_in_loop_p.
9035 Initialize outputs first thing in the function.
9036 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
9037 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
9038 (vect_analyze_pointer_ref_access): Check that the initial condition of
9039 the access function is loop invariant.
9041 2005-01-09 Richard Henderson <rth@redhat.com>
9043 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
9044 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
9045 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
9046 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
9047 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
9048 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
9049 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
9050 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
9051 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
9052 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
9053 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
9054 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
9055 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
9056 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
9057 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
9058 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
9059 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
9060 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
9061 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
9062 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
9063 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
9064 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
9065 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
9067 (mmx_clrdi, pavgusb): Remove.
9068 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
9069 with leading sse_ prefix.
9070 * config/i386/sse.md: Receive them.
9071 * config/i386/mmx.md: New file.
9072 (MMXMODE12, MMXMODE24, mmxvecsize): New.
9073 (subrv2sf3): Turn into expander for normal subtraction.
9074 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
9075 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
9076 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
9077 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
9078 commutative; use ix86_binary_operator_ok.
9079 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
9080 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
9081 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
9082 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
9083 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
9084 Macroize from existing patterns; use ix86_binary_operator_ok.
9085 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
9086 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
9087 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
9088 with vec_select+vec_concat.
9089 (mmx_pshufw, mmx_pshufw_1): Likewise.
9090 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
9091 (mmx_uavgv4hi3): Model correctly.
9092 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
9093 _mm_xor_si64): Remove casts.
9095 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
9097 PR tree-optimization/19224
9098 * tree-scalar-evolution.c (get_instantiated_value,
9099 set_instantiated_value): New functions.
9100 (instantiate_parameters_1): Cache the results.
9101 (instantiate_parameters, resolve_mixers): Initialize and free
9104 2005-01-08 David Edelsohn <edelsohn@gnu.org>
9106 * config/i386/i386.md (addhi_4): Correct reference in comment.
9109 2005-01-08 Richard Henderson <rth@redhat.com>
9111 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
9112 (_mm_cvtsi128_si64x): Likewise.
9113 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
9114 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
9115 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
9116 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
9117 * config/i386/i386-protos.h: Update.
9118 * config/i386/i386.c (print_operand): Add 'H'.
9119 (ix86_fixup_binary_operands): Split out from ...
9120 (ix86_expand_binary_operator): ... here.
9121 (ix86_fixup_binary_operands_no_copy): New.
9122 (ix86_expand_fp_absneg_operator): Handle vector mode results.
9123 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
9124 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
9125 (safe_vector_operand): Use CONST0_RTX.
9126 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
9127 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
9128 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
9129 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
9131 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
9132 (IX86_BUILTIN_CMPNGESS): New.
9133 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
9134 (attr type): Add sselog1.
9135 (attr unit, attr memory): Handle it.
9136 (movti, movti_internal, movti_rex64): Move near other integer moves.
9137 (movtf, movtf_internal): Move near other fp moves.
9138 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
9139 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
9140 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
9141 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
9142 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
9143 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
9144 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
9145 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
9146 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
9147 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
9148 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
9149 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
9150 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
9151 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
9152 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
9153 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
9154 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
9155 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
9156 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
9157 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
9158 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
9159 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
9160 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
9161 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
9162 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
9163 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
9164 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9165 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
9166 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
9167 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
9168 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
9169 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
9170 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
9171 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
9172 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
9173 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
9174 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
9175 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
9176 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
9177 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
9178 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
9179 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
9180 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
9181 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
9183 (SSEPUSH, push<SSEPUSH>): Remove.
9184 (MMXPUSH, push<MMXPUSH>): Remove.
9185 (sse_movaps, sse_movaps_1, sse_movups): Remove.
9186 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
9187 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
9188 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
9189 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
9190 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
9191 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
9192 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
9193 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
9194 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
9195 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
9196 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
9197 (ppro_sse_log_V4SF): Handle sselog1.
9198 * config/i386/predicates.md (const_0_to_1_operand): New.
9199 (const_0_to_255_mul_8_operand): New.
9200 (const_1_to_31_operand): Rename from const_int_1_31_operand.
9201 (const_2_to_3_operand, const_4_to_7_operand): New.
9202 * config/i386/sse.md: New file.
9203 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
9204 (sse_movups): Rename from sse_movups_1.
9205 (sse_loadlss): Rename from sse_loadss_1.
9206 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
9208 (negv4sf2): Use ix86_expand_fp_absneg_operator.
9209 (absv4sf2, negv2df, absv2df): New.
9210 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
9211 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
9212 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
9213 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
9214 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
9215 (sse3_addsubv4sf3): Model correctly.
9216 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
9217 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
9218 (sse_movhlps): Model with vec_select+vec_concat.
9219 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
9220 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
9221 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
9222 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
9223 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
9224 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
9225 sse2_pshufhw_1): Likewise.
9226 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
9227 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
9228 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
9229 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
9230 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
9231 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
9232 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
9233 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
9234 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
9235 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
9236 sminv8hi3): Mark commutative
9237 operands. Use ix86_binary_operator_ok.
9238 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
9239 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
9240 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
9241 sse2_punpcklqdq): Allow operand2 in memory.
9242 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
9243 sse2_movsd): Add memory alternatives.
9244 (sse_storelps): Turn expander into an insn; split after reload.
9245 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
9246 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
9248 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9250 * configure.ac (DWARF-2 debug_line): Use objdump.
9251 * configure: Regenerate.
9253 2005-01-08 Jeff Law <law@redhat.com>
9254 Diego Novillo <dnovillo@redhat.com>
9256 PR tree-optimization/18241
9257 * tree-nrv.c (tree_nrv): Ignore volatile return values.
9258 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
9259 statements with volatile operands.
9260 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
9261 operands after marking a statement with has_volatile_ops.
9263 2005-01-08 Roger Sayle <roger@eyesopen.com>
9265 * tree.c (int_fits_type_p): Always honor integer constant
9266 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
9268 2005-01-08 Roger Sayle <roger@eyesopen.com>
9270 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
9271 the latent bug in rtl_delete_block has been resolved.
9273 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9275 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
9276 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
9278 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
9280 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
9281 library as @multilib_dir@/$(SHLIB_SONAME).
9283 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9285 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
9286 * configure: Regenerate.
9288 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9290 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
9293 2005-01-07 David Edelsohn <edelsohn@gnu.org>
9296 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
9297 Convert non-word aligned offset address using ld/std into
9300 2005-01-07 Richard Henderson <rth@redhat.com>
9302 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
9304 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
9306 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
9308 2005-01-07 Jakub Jelinek <jakub@redhat.com>
9310 PR tree-optimization/19283
9311 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
9312 is not shorter than the original type.
9314 PR rtl-optimization/19012
9315 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
9317 PR rtl-optimization/18861
9318 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
9319 (FULL_STATE): Define.
9320 (mark_tablejump_edge): New function.
9321 (purge_dead_tablejump_edges): New function.
9322 (find_bb_boundaries): Use it.
9324 PR tree-optimization/18828
9325 * builtins.c (expand_builtin_next_arg): Remove argument and all
9326 the argument checking.
9327 (expand_builtin): Adjust caller.
9328 (expand_builtin_va_start): Likewise. Remove error for too many
9330 (fold_builtin_next_arg): Issue error for too many arguments.
9331 After checking arguments, replace them with magic arguments that
9332 prevent further checking of the args.
9334 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9336 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
9338 2005-01-06 Roger Sayle <roger@eyesopen.com>
9341 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
9342 and %{.S:...} (and their negative variants) to test whether the
9343 input file is assembler or pre-processed-assembler independent of
9344 the actual filename extension.
9346 2005-01-06 Roger Sayle <roger@eyesopen.com>
9348 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
9349 of sign or zero extended values.
9351 2005-01-06 Geoffrey Keating <geoffk@apple.com>
9353 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
9354 for IBM long double format correctly.
9356 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
9358 Fix PR tree-optimization/18792
9360 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
9361 to first_loop_depth, and use loop depth instead of loop number.
9362 (build_classic_dir_vector): Ditto.
9363 (compute_data_dependences_for_loop): Use depth, not loop number.
9364 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
9365 number. Pass in loops, instead of loop numbers.
9366 (gather_interchange_stats): Ditto.
9367 (linear_transform_loops): Ditto.
9369 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
9372 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
9373 biv_fits_mode_p, extension_within_bounds_p): New functions.
9374 (check_ext_dependent_givs): Use them.
9376 2005-01-06 Roger Sayle <roger@eyesopen.com>
9378 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
9379 more than one barrier, in which case we should delete them all.
9381 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
9383 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
9385 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
9387 Fix PR middle-end/19286
9389 * dwarf2out.c (gen_subprogram_die): If we've already tried to
9390 output this subprogram, simply ignore this attempt to do it again.
9391 (add_abstract_origin_attribute): Don't abort trying to add the abstract
9392 origin attribute if it's not possible.
9393 (gen_block_die): Don't ignore subblocks of "unused" blocks.
9394 (decls_for_scope): Ditto.
9395 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
9396 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
9398 2005-01-05 Richard Henderson <rth@redhat.com>
9401 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
9402 (bdesc_2arg): Use it.
9403 (ix86_expand_binop_builtin): Force operands into registers
9405 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
9406 ix86_expand_sse_compare, ix86_expand_sse_comi,
9407 ix86_expand_builtin): Likewise.
9409 2005-01-05 Richard Henderson <rth@redhat.com>
9411 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
9413 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
9414 (mulv4hi3): Set itanium_class mmmul.
9415 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
9416 (fpack): Rename from fpack_sfsf.
9418 2005-01-05 Richard Henderson <rth@redhat.com>
9421 * reload1.c (do_input_reload): Restrict the optimization deleteing
9422 a previous output reload to RELOAD_FOR_INPUT.
9424 2005-01-05 Steven Bosscher <stevenb@suse.de>
9426 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
9427 comment that we fall through after case.
9428 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
9429 (distribute_links): Likewise.
9430 * cse.c (cse_insn): Likewise.
9431 * cselib.c (cselib_invalidate_mem): Likewise.
9432 * df.c: Update comments at the top of the file.
9433 (read_modify_subreg_p): Update comments here too.
9434 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
9435 * flow.c (mark_set_1): Likewise.
9436 (mark_used_regs): Likewise.
9437 * gcse.c (mems_conflict_for_gcse_p): Likewise.
9438 (canon_list_insert): Likewise.
9439 (mark_set): Likewise.
9440 (try_replace_reg): Likewise.
9441 (store_killed_in_insn): Likewise.
9442 * loop.c (count_one_set): Likewise.
9443 (basic_induction_var): Likewise.
9444 * postreload-gcse.c (find_mem_conflicts): Likewise.
9445 * postreload.c (reload_combine_note_store): Likewise.
9446 (move2add_note_store): Likewise.
9447 * reload.c (find_equiv_reg): Likewise.
9448 (mark_referenced_resources): Likewise.
9449 * rtlanal.c (set_noop_p): Likewise.
9450 (note_stores): Likewise.
9451 (note_uses): Likewise.
9452 * sched-deps.c (sched_analyze_1): Likewise.
9453 * sched-rgn.c (check_live_1): Likewise.
9454 (update_live_1): Likewise.
9455 * config/i860/i860.c: Likewise.
9457 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
9459 (ZERO_EXTRACT): Mention that this one can be an lvalue.
9461 * doc/rtl.texi: Update documentation for bit-fields and SET.
9463 2005-01-05 Roger Sayle <roger@eyesopen.com>
9465 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
9467 2005-01-05 Jan Hubicka <jh@suse.cz>
9468 Richard Henderson <rth@redhat.com>
9471 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
9474 2005-01-05 Richard Henderson <rth@redhat.com>
9477 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
9478 (sse_shufps): Change operand 3 to const_int_operand.
9479 (sse2_storelps): Fix typo in template.
9480 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
9481 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
9482 (ix86_expand_builtin): Likewise.
9484 2005-01-05 Julian Brown <julian@codesourcery.com>
9486 * config/arm/arm.c (arm_return_in_memory): Treat complex types
9487 as aggregates for AAPCS ABIs.
9489 2005-01-05 Stan Shebs <shebs@apple.com>
9491 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
9492 Mach-O getters if ppc64.
9493 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
9495 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9496 signed four-byte field for global code case.
9497 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
9499 2005-01-05 Roger Sayle <roger@eyesopen.com>
9502 * c-common.c: Include real.h.
9503 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
9504 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
9505 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
9506 * Makefile.in (c-common.o): Update dependencies.
9508 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9510 * c-parse.in (asm_string): Add trailing semicolon.
9512 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9514 * c-parse.in (asm_string): New. Don't allow wide strings in
9516 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
9517 asm_string instead of STRING.
9519 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
9521 * c-typeck.c (constructor_no_implicit): Remove.
9522 (set_designator, process_init_element): Don't check
9523 constructor_no_implicit.
9525 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
9526 Kaz Kojima <kkojima@gcc.gnu.org>
9529 * lcm.c (create_pre_exit): New.
9530 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
9531 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
9533 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9535 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
9536 -msoft-float in target_float_switch.
9537 * arm.c (arm_override_options): Fix processing of target_float_switch.
9539 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
9541 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
9544 2004-01-05 Uros Bizjak <uros@kss-loka.si>
9546 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
9547 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
9549 2005-01-04 Roger Sayle <roger@eyesopen.com>
9551 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
9552 if deleting the then-block allows the test-block to fallthru to the
9555 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
9558 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
9559 after the full declaration if the are in two different TUs.
9561 2005-01-04 Richard Henderson <rth@redhat.com>
9564 * tree-sra.c (generate_one_element_init): Just
9565 call gimplify_and_add.
9566 (generate_element_init): Record the
9567 new referenced variables and mark them for renaming
9568 and split out to ...
9569 (generate_element_init_1): This.
9570 (scalarize_init): Don't call push_gimplify_context/
9571 pop_gimplify_context.
9573 2005-01-04 Geoffrey Keating <geoffk@apple.com>
9575 * toplev.c (get_src_pwd): Handle failure of getpwd().
9577 2005-01-04 Roger Sayle <roger@eyesopen.com>
9579 * fold-const.c (fold_single_bit_test): Delete unreachable handling
9581 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
9582 all the cases handled by it are inverted by invert_truthvalue.
9584 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9586 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
9587 (save_register_windowsi): Likewise.
9589 2005-01-04 Richard Henderson <rth@redhat.com>
9591 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
9593 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9596 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
9597 any simplifications of vector mode comparison operators.
9598 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
9600 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
9601 Devang Patel <dpatel@apple.com>
9603 PR tree-optimization/18308
9604 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
9605 the operands before creating a new expression.
9606 * dojump.c (do_jump): Make drop_through_label available
9607 for all cases. Add expansion of COND_EXPR.
9609 2005-01-04 Ira Rosen <irar@il.ibm.com>
9611 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
9612 INTEGER_CST instead of TREE_CONSTANT.
9613 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
9614 instead of TREE_CONSTANT.
9615 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
9616 instead of TREE_CONSTANT.
9618 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
9620 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
9622 2005-01-04 Uros Bizjak <uros@kss-loka.si>
9625 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
9626 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
9628 2005-01-03 Richard Henderson <rth@redhat.com>
9630 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
9631 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
9632 fold_convert_const_real_from_real): Split out from ...
9633 (fold_convert_const): ... here.
9635 2005-01-03 Richard Henderson <rth@redhat.com>
9638 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
9639 (mov<MMXMODEI>_internal): Likewise.
9640 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
9641 Add V2SF case; use it for SSE1; don't use TI.
9642 (movdf_integer): Likewise.
9643 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
9645 2005-01-03 Ira Rosen <irar@il.ibm.com>
9647 * tree-vectorizer.c (vect_strip_conversions): New function.
9648 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
9649 check for binary class.
9651 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
9655 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
9657 * gimple-low.c (mark_blocks_with_used_vars): New function.
9658 (mark_blocks_with_used_subblocks): Ditto.
9659 (mark_used_blocks): Ditto.
9660 (pass_mark_used_blocks): New pass.
9661 * tree-inline.c: Include debug.h.
9662 (expand_call_inline): Call outlining_inline_function here.
9663 * tree-optimize.c (init_tree_optimization_passes): Add
9664 pass_mark_used_blocks.
9665 * tree-pass.h (pass_mark_used_blocks): New.
9666 * Makefile.in (tree-inline.o): Add debug.h dependency.
9668 2005-01-03 Geoffrey Keating <geoffk@apple.com>
9670 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
9671 VAR_DECLs to have weak_import attribute.
9673 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
9676 2004-01-03 Steven Bosscher <stevenb@suse.de>
9678 * passes.c (rest_of_compilation): Don't run regmove if only
9679 flag_expensive_optimizations, require flag_regmove instead.
9681 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9683 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
9685 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
9686 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9687 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
9688 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
9690 2005-01-03 Richard Henderson <rth@redhat.com>
9692 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
9693 (ia64_const_ok_for_letter_p): New.
9694 (ia64_const_double_ok_for_letter_p): New.
9695 (ia64_extra_constraint): New.
9696 (ia64_expand_vecint_compare): New.
9697 (ia64_expand_vcondu_v2si): New.
9698 (ia64_expand_vecint_cmov): New.
9699 (ia64_expand_vecint_minmax): New.
9700 (ia64_print_operand): Add 'v'.
9701 (ia64_preferred_reload_class): New.
9702 (ia64_vector_mode_supported_p): New.
9703 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
9704 (PREFERRED_RELOAD_CLASS): Move to function.
9705 (CONST_OK_FOR_LETTER_P): Move to function.
9706 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
9707 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
9708 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
9709 (EXTRA_CONSTRAINT): Move to function.
9710 * config/ia64/ia64.md: Include vect.md.
9711 (itanium_class): Add mmalua.
9713 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
9715 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
9716 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
9718 (const_int_2bit_operand): New.
9719 (fr_reg_or_0_operand): New.
9720 * config/ia64/ia64-modes.def: Add vector modes.
9721 * config/ia64/ia64-protos.h: Update.
9722 * config/ia64/vect.md: New file.
9724 2005-01-03 Richard Henderson <rth@redhat.com>
9726 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
9728 2005-01-03 Uros Bizjak <uros@kss-loka.si>
9731 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
9733 (log1pdf2): Change mode of operands[0,1] to DFmode.
9735 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
9737 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
9738 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
9739 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
9740 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
9741 SPARC_RELAXED_ORDERING.
9743 2005-01-03 Richard Henderson <rth@redhat.com>
9744 Uros Bizjak <uros@kss-loka.si>
9747 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
9748 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
9749 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
9751 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
9752 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
9753 const_pow2_1_to_128_operand): New predicates.
9755 2005-01-02 Greg McGary <greg@mcgary.org>
9757 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
9759 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
9760 object. [ptr_type]: Remove unused variable.
9761 Remember nearest addressable array-element or record-component
9762 when checking bitfield components. Tolerate empty BIND_EXPR.
9764 2005-01-01 Richard Henderson <rth@redhat.com>
9766 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
9767 that don't narrow the value. Fail for other conversions.
9769 2005-01-01 Richard Henderson <rth@redhat.com>
9772 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
9773 * c-lang.c (finish_file): Don't do it here.
9774 * objc/objc-act.c (objc_finish_file): Likewise.
9776 * cgraph.c (decl_assembler_name_equal): New.
9777 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
9778 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
9779 * cgraph.h (struct cgraph_varpool_node): Add next.
9780 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
9781 * varasm.c (assemble_alias): Mark the target as needed.
9783 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
9786 * function.c (get_arg_pointer_save_area): Use entry_of_function
9787 instead of get_insns.
9789 2005-01-01 Roger Sayle <roger@eyesopen.com>
9790 Andrew Pinski <pinskia@physics.uc.edu>
9791 James E. Wilson <wilson@specifixinc.com>
9793 PR rtl-optimization/12092
9794 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
9797 2005-01-01 Roger Sayle <roger@eyesopen.com>
9798 Olivier Hainque <hainque@act-europe.fr>
9800 * tree.c (int_fits_type_p): A narrower type always fits in a
9801 wider one, except for negative values into unsigned types.
9803 2005-01-01 Roger Sayle <roger@eyesopen.com>
9805 * tree.c (int_fits_type_p): Compare the result of force_fit_type
9806 with the original constant rather than require TREE_OVERFLOW.
9808 2005-01-01 Steven Bosscher <stevenb@suse.de>
9811 * c-decl.c (finish_function): If compiling C99, annotate the
9812 compiler generated return with the current file name and line 0.
9813 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
9814 the source line is greater than 0.
9815 (remove_bb): Likewise.
9817 See ChangeLog.12 for earlier changes.
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