1 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
3 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
4 hosted cross-compilers generating less efficient code.
6 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
8 * function.h (rtl_data): Add a dbr_scheduled_p field.
9 * reorg.c (dbr_schedule): Set it.
10 (gate_handle_delay_slots): Check it.
11 * config/mips/mips.c (mips_base_delayed_branch): Delete.
12 (mips_reorg): Check flag_delayed_branch instead of
13 mips_base_delayed_branch.
14 (mips_override_options): Don't set mips_base_delayed_branch
15 or flag_delayed_branch.
17 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
19 PR rtl-optimization/38426.
20 * ira.c (ira): Set current_function_is_leaf earlier.
22 2009-01-06 Jakub Jelinek <jakub@redhat.com>
24 PR rtl-optimization/38722
25 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
26 too early, only set a flag and modify after last possible
29 2009-01-06 Janis Johnson <janis187@us.ibm.com>
32 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
33 * real.c (decimal_single_format): Correct values of emin and emax.
34 (decimal_double_format): Ditto.
35 (decimal_quad_format): Ditto.
36 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
37 computation of DECnn_MIN and DECnn_MAX for corrected values of
38 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
39 __DECnn_MIN__, and adjust its computation for the corrected value
42 2009-01-06 Jan Hubicka <jh@suse.cz>
45 * i386.c (ix86_expand_call): Use ARRAY_SIZE
47 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
49 * doc/contrib.texi (Contributors): Slightly adjust the end note.
50 Add Robert Clark to the list of testers.
52 2009-01-06 Jan Hubicka <jh@suse.cz>
53 Kai Tietz <kai.tietz@onevision.com>
55 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
56 * i386.c (ix86_expand_call): Add clobbers.
58 2009-01-06 Jan Hubicka <jh@suse.cz>
59 Kai Tietz <kai.tietz@onevision.com>
61 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
62 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
63 (ix86_nsaved_regs): Count only general purpose regs.
64 (ix86_nsaved_sseregs): New.
65 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
66 to 16 for w64; compute padding and size of sse reg save area.
67 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only general
69 (ix86_emit_save_sse_regs_using_mov): New.
70 (ix86_expand_prologue): Save SSE regs if needed.
71 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
72 (ix86_emit_restore_sse_regs_using_mov): New.
73 (ix86_expand_epilogue): Save SSE regs if needed.
75 2009-01-06 Jan Hubicka <jh@suse.cz>
76 Kai Tietz <kai.tietz@onevision.com>
78 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
79 * i386.c (init_cumulative_args): Disallow calls of MSABI functions when
80 accumulate outgoing args is off.
82 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
85 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
86 before using pseudos_have_intersected_live_ranges_p.
88 * ira-int.h (ira_assert): Always define.
90 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
92 AVX Programming Reference (December, 2008)
93 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
94 (_mm256_permute2_pd): Likewise.
95 (_mm_permute2_ps): Likewise.
96 (_mm256_permute2_ps): Likewise.
97 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
98 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
100 * config/i386/i386.c (ix86_builtins): Remove
101 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
102 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
103 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
104 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
105 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
106 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
107 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
108 __builtin_ia32_vpermil2ps256.
109 (ix86_init_mmx_sse_builtins): Updated.
110 (ix86_expand_args_builtin): Likewise.
112 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
114 * pa.c (output_call): Relocate non-jump insns in the delay slot of
115 long absolute calls when generating PA 2.0 code.
117 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
119 PR rtl-optimization/38583
120 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
122 * params.def (ira-max-conflict-table-size): New.
124 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
126 * ira.h (ira_conflicts_p): New external definition.
128 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
129 table. Report this. Return result of building.
130 (ira_build_conflicts): Use ira_conflicts_p. Check result of
131 building conflict table.
133 * ira-color.c (fast_allocation): Use num instead of
135 (ira_color): Use ira_conflicts_p.
137 * global.c: Include ira.h.
138 (pseudo_for_reload_consideration_p, build_insn_chain): Use
141 * Makefile.in (global.o): Add ira.h.
143 * ira-build.c (mark_all_loops_for_removal,
144 propagate_some_info_from_allocno): New.
145 (remove_unnecessary_allocnos): Call
146 propagate_some_info_from_allocno.
147 (remove_low_level_allocnos): New.
148 (remove_unnecessary_regions): Add parameter. Call
149 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
150 parameter to remove_unnecessary_regions.
151 (ira_build): Remove all regions but root if the conflict table was
152 not built. Update conflict hard regs for allocnos crossing calls.
154 * ira.c (ira_conflicts_p): New global.
155 (ira): Define and use ira_conflicts_p.
157 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
158 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
159 emit_input_reload_insns, delete_output_reload): Use
162 2009-01-06 Ben Elliston <bje@au.ibm.com>
164 * gengtype-lex.l (YY_NO_INPUT): Define.
166 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
169 * c-common.c (handle_vector_size_attribute): Also reject
172 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
174 PR tree-optimization/38492
175 * graphite.c (rename_map_elt, debug_rename_elt,
176 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
177 rename_map_elt_info, eq_rename_map_elts,
178 get_new_name_from_old_name, bb_in_sese_p): Moved around.
179 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
180 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
181 (sese_build_livein_liveouts): New.
182 (new_sese, free_sese): New.
183 (new_scop): Call new_sese.
184 (free_scop): Call free_sese.
185 (rename_variables_from_edge, rename_phis_end_scop): Removed.
186 (register_old_new_names): Renamed register_old_and_new_names.
187 (register_scop_liveout_renames, add_loop_exit_phis,
188 insert_loop_close_phis, struct igp,
189 default_liveout_before_guard, add_guard_exit_phis,
190 insert_guard_phis, copy_renames): New.
191 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
192 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
193 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
194 (scop_adjust_phis_for_liveouts): New.
195 (gloog): Call scop_adjust_phis_for_liveouts.
197 * graphite.h (struct sese): Documented. Added fields liveout,
199 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
200 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
201 (struct scop): Added field liveout_renames.
202 (SCOP_LIVEOUT_RENAMES): New.
204 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
206 PR tree-optimization/38510
207 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
208 (translate_clast): Call recompute_all_dominators before
210 (gloog): Call recompute_all_dominators before graphite_verify.
212 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
213 Jan Sjodin <jan.sjodin@amd.com>
215 PR tree-optimization/38500
216 * graphite.c (create_sese_edges): Call fix_loop_structure after
219 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
221 * config.gcc: Add m32r*-*-rtems*.
222 * config/m32r/rtems.h: New file.
224 2009-01-05 Ben Elliston <bje@au.ibm.com>
226 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
228 (po/gcc.pot): Likewise.
230 2009-01-04 David S. Miller <davem@davemloft.net>
232 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
233 (STARTING_FRAME_OFFSET): Always set to zero.
235 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
237 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
238 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
239 fixed-point types, and vectors of the same.
241 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
243 * config/mips/sync.md (*mb_barrier): Rename to...
244 (*memory_barrier): ...this.
246 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
248 * doc/extend.texi (Function Attributes): Move @cindex after @item
249 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
250 and put in alphabetical order. Fix 'target' name and put in order.
251 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
254 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
256 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
257 (memory_barrier): Expand as unspec instead of unspec_volatile.
258 Remove mem:BLK from insn operands. Use Pmode scratch register.
259 (*memory_barrier): Define as unspec instead of unspec_volatile.
260 Use (match_dup 0) as input operand.
262 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
263 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
264 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
265 scratch register. Remove operand 1.
266 (*stbar): Define as unspec instead of unspec_volatile.
267 Use (match_dup 0) as input operand, remove (const_int 8).
268 (*membar): Define as unspec instead of unspec_volatile.
269 Use (match_dup 0) as input operand, remove input operand 2.
271 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
272 (memory_barrier): Expand as unspec instead of unspec_volatile.
273 Remove mem:BLK from insn operands. Use Pmode scratch register.
274 (*memory_barrier): Define as unspec instead of unspec_volatile.
275 Use (match_dup 0) as input operand.
277 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
278 Remove mem:BLK from insn operands. Use Pmode scratch register.
279 Set volatile flag on operand 0.
280 (*memory_barrier): New insn pattern.
282 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
284 (*memory_barrier): Use (match_dup 0) as input operand.
286 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
287 Remove mem:BLK from insn operands. Use Pmode scratch register.
288 Set volatile flag on operand 0.
289 (*memory_barrier): New insn pattern.
291 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
293 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
296 * function.c (struct temp_slot): Move to the section of the file
297 that deals with temp slots. Remove field 'address'.
298 (temp_slot_address_table): New hash table of address -> temp slot.
299 (struct temp_slot_address_entry): New struct, items for the table.
300 (temp_slot_address_compute_hash, temp_slot_address_hash,
301 temp_slot_address_eq, insert_temp_slot_address): Support functions
303 (find_temp_slot_from_address): Rewrite to use the new hash table.
304 (remove_unused_temp_slot_addresses): Remove addresses of temp
305 slots that have been made available.
306 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
307 worker function for remove_unused_temp_slot_addresses.
308 (assign_stack_temp_for_type): Don't clear the temp slot address list.
309 Add the temp slot address to the address -> temp slot map.
310 (update_temp_slot_address): Update via insert_temp_slot_address.
311 (free_temp_slots): Call remove_unused_temp_slot_addresses.
312 (pop_temp_slots): Likewise.
313 (init_temp_slots): Allocate the address -> temp slot map, or empty
314 the map if it is already allocated.
315 (prepare_function_start): Initialize temp slot processing.
317 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
320 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
321 Calculate the size of all stack vars assuming no packing of stack
322 vars will happen, replacing a quadratic algorithm with a linear one.
324 2009-01-03 Jakub Jelinek <jakub@redhat.com>
327 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
330 2009-01-03 Diego Novillo <dnovillo@google.com>
332 * doc/contrib.texi: Update contributions.
334 2009-01-03 Jakub Jelinek <jakub@redhat.com>
337 * builtins.c (fold_builtin_memory_op): Give up if either operand
338 is volatile. Set srctype or desttype to non-qualified version
342 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
345 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
347 PR rtl-optimization/35805
348 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
349 problem if fast dce is able to remove any instructions.
350 * dce.c (dce_process_block): Fix dump message.
352 2009-01-02 Mark Mitchell <mark@codesourcery.com>
355 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
357 2009-01-02 Jakub Jelinek <jakub@redhat.com>
360 * tree-flow.h (op_code_prio, op_prio): New prototypes.
361 * tree-pretty-print.c (op_code_prio): New function.
362 (op_prio): No longer static. Use op_code_prio.
363 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
364 Use op_prio and op_code_prio to determine if () should be
365 printed around operand(s) or not.
367 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
368 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
369 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
370 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
371 pp_character instead of pp_string for single letter printing.
373 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
375 * doc/extend.texi: Fix '#pragma GCC option' typo.
377 2009-01-02 Richard Guenther <rguenther@suse.de>
379 * doc/install.texi (--enable-checking): Mention different
381 (--enable-stage1-checking): Document.
383 2009-01-01 Andrew Pinski <pinskia@gmail.com>
386 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
389 2009-01-02 Ben Elliston <bje@au.ibm.com>
391 * config/fp-bit.h (pack_d): Constify argument.
392 * config/fp-bit.c (makenan): Constify return type. Remove casts.
393 (isnan): Constify argument.
397 (_fpadd_parts): Constify return type.
398 (_fpmul_parts): Likewise.
399 (_fpdiv_parts): Likewise.
401 2009-01-01 Jakub Jelinek <jakub@redhat.com>
404 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
405 warn about overwriting initializer with side-effects or
406 -Woverride-init if !IMPLICIT.
407 (output_init_element): Likewise. Pass IMPLICIT down to
409 (process_init_element): Add IMPLICIT argument. Pass it down
410 to output_init_element.
411 (push_init_element, pop_init_level, set_designator): Adjust
412 process_init_element callers.
413 (set_nonincremental_init, set_nonincremental_init_from_string):
414 Adjust add_pending_init callers.
415 (output_pending_init_elements): Adjust output_init_element callers.
416 * c-tree.h (process_init_element): Adjust prototype.
417 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
418 process_init_element callers.