1 2009-01-07 Richard Guenther <rguenther@suse.de>
4 * fold-const.c (extract_muldiv): Remove obsolete comment.
5 (fold_plusminus_mult_expr): Undo MINUS_EXPR
6 to PLUS_EXPR canonicalization for the canonicalization.
8 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
10 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
11 hosted cross-compilers generating less efficient code.
13 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
15 * function.h (rtl_data): Add a dbr_scheduled_p field.
16 * reorg.c (dbr_schedule): Set it.
17 (gate_handle_delay_slots): Check it.
18 * config/mips/mips.c (mips_base_delayed_branch): Delete.
19 (mips_reorg): Check flag_delayed_branch instead of
20 mips_base_delayed_branch.
21 (mips_override_options): Don't set mips_base_delayed_branch
22 or flag_delayed_branch.
24 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
26 PR rtl-optimization/38426.
27 * ira.c (ira): Set current_function_is_leaf earlier.
29 2009-01-06 Jakub Jelinek <jakub@redhat.com>
31 PR rtl-optimization/38722
32 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
33 too early, only set a flag and modify after last possible
36 2009-01-06 Janis Johnson <janis187@us.ibm.com>
39 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
40 * real.c (decimal_single_format): Correct values of emin and emax.
41 (decimal_double_format): Ditto.
42 (decimal_quad_format): Ditto.
43 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
44 computation of DECnn_MIN and DECnn_MAX for corrected values of
45 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
46 __DECnn_MIN__, and adjust its computation for the corrected value
49 2009-01-06 Jan Hubicka <jh@suse.cz>
52 * i386.c (ix86_expand_call): Use ARRAY_SIZE
54 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
56 * doc/contrib.texi (Contributors): Slightly adjust the end note.
57 Add Robert Clark to the list of testers.
59 2009-01-06 Jan Hubicka <jh@suse.cz>
60 Kai Tietz <kai.tietz@onevision.com>
62 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
63 * i386.c (ix86_expand_call): Add clobbers.
65 2009-01-06 Jan Hubicka <jh@suse.cz>
66 Kai Tietz <kai.tietz@onevision.com>
68 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
69 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
70 (ix86_nsaved_regs): Count only general purpose regs.
71 (ix86_nsaved_sseregs): New.
72 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
73 to 16 for w64; compute padding and size of sse reg save area.
74 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only general
76 (ix86_emit_save_sse_regs_using_mov): New.
77 (ix86_expand_prologue): Save SSE regs if needed.
78 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
79 (ix86_emit_restore_sse_regs_using_mov): New.
80 (ix86_expand_epilogue): Save SSE regs if needed.
82 2009-01-06 Jan Hubicka <jh@suse.cz>
83 Kai Tietz <kai.tietz@onevision.com>
85 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
86 * i386.c (init_cumulative_args): Disallow calls of MSABI functions when
87 accumulate outgoing args is off.
89 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
92 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
93 before using pseudos_have_intersected_live_ranges_p.
95 * ira-int.h (ira_assert): Always define.
97 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
99 AVX Programming Reference (December, 2008)
100 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
101 (_mm256_permute2_pd): Likewise.
102 (_mm_permute2_ps): Likewise.
103 (_mm256_permute2_ps): Likewise.
104 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
105 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
107 * config/i386/i386.c (ix86_builtins): Remove
108 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
109 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
110 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
111 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
112 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
113 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
114 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
115 __builtin_ia32_vpermil2ps256.
116 (ix86_init_mmx_sse_builtins): Updated.
117 (ix86_expand_args_builtin): Likewise.
119 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
121 * pa.c (output_call): Relocate non-jump insns in the delay slot of
122 long absolute calls when generating PA 2.0 code.
124 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
126 PR rtl-optimization/38583
127 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
129 * params.def (ira-max-conflict-table-size): New.
131 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
133 * ira.h (ira_conflicts_p): New external definition.
135 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
136 table. Report this. Return result of building.
137 (ira_build_conflicts): Use ira_conflicts_p. Check result of
138 building conflict table.
140 * ira-color.c (fast_allocation): Use num instead of
142 (ira_color): Use ira_conflicts_p.
144 * global.c: Include ira.h.
145 (pseudo_for_reload_consideration_p, build_insn_chain): Use
148 * Makefile.in (global.o): Add ira.h.
150 * ira-build.c (mark_all_loops_for_removal,
151 propagate_some_info_from_allocno): New.
152 (remove_unnecessary_allocnos): Call
153 propagate_some_info_from_allocno.
154 (remove_low_level_allocnos): New.
155 (remove_unnecessary_regions): Add parameter. Call
156 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
157 parameter to remove_unnecessary_regions.
158 (ira_build): Remove all regions but root if the conflict table was
159 not built. Update conflict hard regs for allocnos crossing calls.
161 * ira.c (ira_conflicts_p): New global.
162 (ira): Define and use ira_conflicts_p.
164 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
165 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
166 emit_input_reload_insns, delete_output_reload): Use
169 2009-01-06 Ben Elliston <bje@au.ibm.com>
171 * gengtype-lex.l (YY_NO_INPUT): Define.
173 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
176 * c-common.c (handle_vector_size_attribute): Also reject
179 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
181 PR tree-optimization/38492
182 * graphite.c (rename_map_elt, debug_rename_elt,
183 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
184 rename_map_elt_info, eq_rename_map_elts,
185 get_new_name_from_old_name, bb_in_sese_p): Moved around.
186 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
187 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
188 (sese_build_livein_liveouts): New.
189 (new_sese, free_sese): New.
190 (new_scop): Call new_sese.
191 (free_scop): Call free_sese.
192 (rename_variables_from_edge, rename_phis_end_scop): Removed.
193 (register_old_new_names): Renamed register_old_and_new_names.
194 (register_scop_liveout_renames, add_loop_exit_phis,
195 insert_loop_close_phis, struct igp,
196 default_liveout_before_guard, add_guard_exit_phis,
197 insert_guard_phis, copy_renames): New.
198 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
199 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
200 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
201 (scop_adjust_phis_for_liveouts): New.
202 (gloog): Call scop_adjust_phis_for_liveouts.
204 * graphite.h (struct sese): Documented. Added fields liveout,
206 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
207 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
208 (struct scop): Added field liveout_renames.
209 (SCOP_LIVEOUT_RENAMES): New.
211 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
213 PR tree-optimization/38510
214 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
215 (translate_clast): Call recompute_all_dominators before
217 (gloog): Call recompute_all_dominators before graphite_verify.
219 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
220 Jan Sjodin <jan.sjodin@amd.com>
222 PR tree-optimization/38500
223 * graphite.c (create_sese_edges): Call fix_loop_structure after
226 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
228 * config.gcc: Add m32r*-*-rtems*.
229 * config/m32r/rtems.h: New file.
231 2009-01-05 Ben Elliston <bje@au.ibm.com>
233 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
235 (po/gcc.pot): Likewise.
237 2009-01-04 David S. Miller <davem@davemloft.net>
239 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
240 (STARTING_FRAME_OFFSET): Always set to zero.
242 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
244 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
245 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
246 fixed-point types, and vectors of the same.
248 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
250 * config/mips/sync.md (*mb_barrier): Rename to...
251 (*memory_barrier): ...this.
253 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
255 * doc/extend.texi (Function Attributes): Move @cindex after @item
256 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
257 and put in alphabetical order. Fix 'target' name and put in order.
258 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
261 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
263 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
264 (memory_barrier): Expand as unspec instead of unspec_volatile.
265 Remove mem:BLK from insn operands. Use Pmode scratch register.
266 (*memory_barrier): Define as unspec instead of unspec_volatile.
267 Use (match_dup 0) as input operand.
269 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
270 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
271 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
272 scratch register. Remove operand 1.
273 (*stbar): Define as unspec instead of unspec_volatile.
274 Use (match_dup 0) as input operand, remove (const_int 8).
275 (*membar): Define as unspec instead of unspec_volatile.
276 Use (match_dup 0) as input operand, remove input operand 2.
278 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
279 (memory_barrier): Expand as unspec instead of unspec_volatile.
280 Remove mem:BLK from insn operands. Use Pmode scratch register.
281 (*memory_barrier): Define as unspec instead of unspec_volatile.
282 Use (match_dup 0) as input operand.
284 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
285 Remove mem:BLK from insn operands. Use Pmode scratch register.
286 Set volatile flag on operand 0.
287 (*memory_barrier): New insn pattern.
289 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
291 (*memory_barrier): Use (match_dup 0) as input operand.
293 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
294 Remove mem:BLK from insn operands. Use Pmode scratch register.
295 Set volatile flag on operand 0.
296 (*memory_barrier): New insn pattern.
298 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
300 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
303 * function.c (struct temp_slot): Move to the section of the file
304 that deals with temp slots. Remove field 'address'.
305 (temp_slot_address_table): New hash table of address -> temp slot.
306 (struct temp_slot_address_entry): New struct, items for the table.
307 (temp_slot_address_compute_hash, temp_slot_address_hash,
308 temp_slot_address_eq, insert_temp_slot_address): Support functions
310 (find_temp_slot_from_address): Rewrite to use the new hash table.
311 (remove_unused_temp_slot_addresses): Remove addresses of temp
312 slots that have been made available.
313 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
314 worker function for remove_unused_temp_slot_addresses.
315 (assign_stack_temp_for_type): Don't clear the temp slot address list.
316 Add the temp slot address to the address -> temp slot map.
317 (update_temp_slot_address): Update via insert_temp_slot_address.
318 (free_temp_slots): Call remove_unused_temp_slot_addresses.
319 (pop_temp_slots): Likewise.
320 (init_temp_slots): Allocate the address -> temp slot map, or empty
321 the map if it is already allocated.
322 (prepare_function_start): Initialize temp slot processing.
324 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
327 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
328 Calculate the size of all stack vars assuming no packing of stack
329 vars will happen, replacing a quadratic algorithm with a linear one.
331 2009-01-03 Jakub Jelinek <jakub@redhat.com>
334 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
337 2009-01-03 Diego Novillo <dnovillo@google.com>
339 * doc/contrib.texi: Update contributions.
341 2009-01-03 Jakub Jelinek <jakub@redhat.com>
344 * builtins.c (fold_builtin_memory_op): Give up if either operand
345 is volatile. Set srctype or desttype to non-qualified version
349 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
352 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
354 PR rtl-optimization/35805
355 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
356 problem if fast dce is able to remove any instructions.
357 * dce.c (dce_process_block): Fix dump message.
359 2009-01-02 Mark Mitchell <mark@codesourcery.com>
362 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
364 2009-01-02 Jakub Jelinek <jakub@redhat.com>
367 * tree-flow.h (op_code_prio, op_prio): New prototypes.
368 * tree-pretty-print.c (op_code_prio): New function.
369 (op_prio): No longer static. Use op_code_prio.
370 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
371 Use op_prio and op_code_prio to determine if () should be
372 printed around operand(s) or not.
374 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
375 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
376 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
377 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
378 pp_character instead of pp_string for single letter printing.
380 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
382 * doc/extend.texi: Fix '#pragma GCC option' typo.
384 2009-01-02 Richard Guenther <rguenther@suse.de>
386 * doc/install.texi (--enable-checking): Mention different
388 (--enable-stage1-checking): Document.
390 2009-01-01 Andrew Pinski <pinskia@gmail.com>
393 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
396 2009-01-02 Ben Elliston <bje@au.ibm.com>
398 * config/fp-bit.h (pack_d): Constify argument.
399 * config/fp-bit.c (makenan): Constify return type. Remove casts.
400 (isnan): Constify argument.
404 (_fpadd_parts): Constify return type.
405 (_fpmul_parts): Likewise.
406 (_fpdiv_parts): Likewise.
408 2009-01-01 Jakub Jelinek <jakub@redhat.com>
411 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
412 warn about overwriting initializer with side-effects or
413 -Woverride-init if !IMPLICIT.
414 (output_init_element): Likewise. Pass IMPLICIT down to
416 (process_init_element): Add IMPLICIT argument. Pass it down
417 to output_init_element.
418 (push_init_element, pop_init_level, set_designator): Adjust
419 process_init_element callers.
420 (set_nonincremental_init, set_nonincremental_init_from_string):
421 Adjust add_pending_init callers.
422 (output_pending_init_elements): Adjust output_init_element callers.
423 * c-tree.h (process_init_element): Adjust prototype.
424 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
425 process_init_element callers.