1 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
3 PR rtl-optimization/38426.
4 * ira.c (ira): Set current_function_is_leaf earlier.
6 2009-01-06 Jakub Jelinek <jakub@redhat.com>
8 PR rtl-optimization/38722
9 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
10 too early, only set a flag and modify after last possible
13 2009-01-06 Janis Johnson <janis187@us.ibm.com>
16 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
17 * real.c (decimal_single_format): Correct values of emin and emax.
18 (decimal_double_format): Ditto.
19 (decimal_quad_format): Ditto.
20 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
21 computation of DECnn_MIN and DECnn_MAX for corrected values of
22 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
23 __DECnn_MIN__, and adjust its computation for the corrected value
26 2009-01-06 Jan Hubicka <jh@suse.cz>
29 * i386.c (ix86_expand_call): Use ARRAY_SIZE
31 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
33 * doc/contrib.texi (Contributors): Slightly adjust the end note.
34 Add Robert Clark to the list of testers.
36 2009-01-06 Jan Hubicka <jh@suse.cz>
37 Kai Tietz <kai.tietz@onevision.com>
39 * i386.md (*msabi_syvabi): Add SSE regs clobbers.
40 * i386.c (ix86_expand_call): Add clobbers.
42 2009-01-06 Jan Hubicka <jh@suse.cz>
43 Kai Tietz <kai.tietz@onevision.com>
45 * i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used for w64 ABI.
46 * i386.c (struct ix86_frame): Add padding0 and nsseregs.
47 (ix86_nsaved_regs): Count only general purpose regs.
48 (ix86_nsaved_sseregs): New.
49 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
50 to 16 for w64; compute padding and size of sse reg save area.
51 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only general
53 (ix86_emit_save_sse_regs_using_mov): New.
54 (ix86_expand_prologue): Save SSE regs if needed.
55 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
56 (ix86_emit_restore_sse_regs_using_mov): New.
57 (ix86_expand_epilogue): Save SSE regs if needed.
59 2009-01-06 Jan Hubicka <jh@suse.cz>
60 Kai Tietz <kai.tietz@onevision.com>
62 * i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
63 * i386.c (init_cumulative_args): Disallow calls of MSABI functions when
64 accumulate outgoing args is off.
66 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
69 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
70 before using pseudos_have_intersected_live_ranges_p.
72 * ira-int.h (ira_assert): Always define.
74 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
76 AVX Programming Reference (December, 2008)
77 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
78 (_mm256_permute2_pd): Likewise.
79 (_mm_permute2_ps): Likewise.
80 (_mm256_permute2_ps): Likewise.
81 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
82 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
84 * config/i386/i386.c (ix86_builtins): Remove
85 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
86 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
87 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
88 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
89 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
90 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
91 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
92 __builtin_ia32_vpermil2ps256.
93 (ix86_init_mmx_sse_builtins): Updated.
94 (ix86_expand_args_builtin): Likewise.
96 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
98 * pa.c (output_call): Relocate non-jump insns in the delay slot of
99 long absolute calls when generating PA 2.0 code.
101 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
103 PR rtl-optimization/38583
104 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
106 * params.def (ira-max-conflict-table-size): New.
108 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
110 * ira.h (ira_conflicts_p): New external definition.
112 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
113 table. Report this. Return result of building.
114 (ira_build_conflicts): Use ira_conflicts_p. Check result of
115 building conflict table.
117 * ira-color.c (fast_allocation): Use num instead of
119 (ira_color): Use ira_conflicts_p.
121 * global.c: Include ira.h.
122 (pseudo_for_reload_consideration_p, build_insn_chain): Use
125 * Makefile.in (global.o): Add ira.h.
127 * ira-build.c (mark_all_loops_for_removal,
128 propagate_some_info_from_allocno): New.
129 (remove_unnecessary_allocnos): Call
130 propagate_some_info_from_allocno.
131 (remove_low_level_allocnos): New.
132 (remove_unnecessary_regions): Add parameter. Call
133 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
134 parameter to remove_unnecessary_regions.
135 (ira_build): Remove all regions but root if the conflict table was
136 not built. Update conflict hard regs for allocnos crossing calls.
138 * ira.c (ira_conflicts_p): New global.
139 (ira): Define and use ira_conflicts_p.
141 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
142 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
143 emit_input_reload_insns, delete_output_reload): Use
146 2009-01-06 Ben Elliston <bje@au.ibm.com>
148 * gengtype-lex.l (YY_NO_INPUT): Define.
150 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
153 * c-common.c (handle_vector_size_attribute): Also reject
156 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
158 PR tree-optimization/38492
159 * graphite.c (rename_map_elt, debug_rename_elt,
160 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
161 rename_map_elt_info, eq_rename_map_elts,
162 get_new_name_from_old_name, bb_in_sese_p): Moved around.
163 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
164 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
165 (sese_build_livein_liveouts): New.
166 (new_sese, free_sese): New.
167 (new_scop): Call new_sese.
168 (free_scop): Call free_sese.
169 (rename_variables_from_edge, rename_phis_end_scop): Removed.
170 (register_old_new_names): Renamed register_old_and_new_names.
171 (register_scop_liveout_renames, add_loop_exit_phis,
172 insert_loop_close_phis, struct igp,
173 default_liveout_before_guard, add_guard_exit_phis,
174 insert_guard_phis, copy_renames): New.
175 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
176 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
177 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
178 (scop_adjust_phis_for_liveouts): New.
179 (gloog): Call scop_adjust_phis_for_liveouts.
181 * graphite.h (struct sese): Documented. Added fields liveout,
183 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
184 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
185 (struct scop): Added field liveout_renames.
186 (SCOP_LIVEOUT_RENAMES): New.
188 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
190 PR tree-optimization/38510
191 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
192 (translate_clast): Call recompute_all_dominators before
194 (gloog): Call recompute_all_dominators before graphite_verify.
196 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
197 Jan Sjodin <jan.sjodin@amd.com>
199 PR tree-optimization/38500
200 * graphite.c (create_sese_edges): Call fix_loop_structure after
203 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
205 * config.gcc: Add m32r*-*-rtems*.
206 * config/m32r/rtems.h: New file.
208 2009-01-05 Ben Elliston <bje@au.ibm.com>
210 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
212 (po/gcc.pot): Likewise.
214 2009-01-04 David S. Miller <davem@davemloft.net>
216 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
217 (STARTING_FRAME_OFFSET): Always set to zero.
219 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
221 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
222 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
223 fixed-point types, and vectors of the same.
225 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
227 * config/mips/sync.md (*mb_barrier): Rename to...
228 (*memory_barrier): ...this.
230 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
232 * doc/extend.texi (Function Attributes): Move @cindex after @item
233 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
234 and put in alphabetical order. Fix 'target' name and put in order.
235 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
238 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
240 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
241 (memory_barrier): Expand as unspec instead of unspec_volatile.
242 Remove mem:BLK from insn operands. Use Pmode scratch register.
243 (*memory_barrier): Define as unspec instead of unspec_volatile.
244 Use (match_dup 0) as input operand.
246 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
247 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
248 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
249 scratch register. Remove operand 1.
250 (*stbar): Define as unspec instead of unspec_volatile.
251 Use (match_dup 0) as input operand, remove (const_int 8).
252 (*membar): Define as unspec instead of unspec_volatile.
253 Use (match_dup 0) as input operand, remove input operand 2.
255 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
256 (memory_barrier): Expand as unspec instead of unspec_volatile.
257 Remove mem:BLK from insn operands. Use Pmode scratch register.
258 (*memory_barrier): Define as unspec instead of unspec_volatile.
259 Use (match_dup 0) as input operand.
261 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
262 Remove mem:BLK from insn operands. Use Pmode scratch register.
263 Set volatile flag on operand 0.
264 (*memory_barrier): New insn pattern.
266 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
268 (*memory_barrier): Use (match_dup 0) as input operand.
270 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
271 Remove mem:BLK from insn operands. Use Pmode scratch register.
272 Set volatile flag on operand 0.
273 (*memory_barrier): New insn pattern.
275 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
277 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
280 * function.c (struct temp_slot): Move to the section of the file
281 that deals with temp slots. Remove field 'address'.
282 (temp_slot_address_table): New hash table of address -> temp slot.
283 (struct temp_slot_address_entry): New struct, items for the table.
284 (temp_slot_address_compute_hash, temp_slot_address_hash,
285 temp_slot_address_eq, insert_temp_slot_address): Support functions
287 (find_temp_slot_from_address): Rewrite to use the new hash table.
288 (remove_unused_temp_slot_addresses): Remove addresses of temp
289 slots that have been made available.
290 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
291 worker function for remove_unused_temp_slot_addresses.
292 (assign_stack_temp_for_type): Don't clear the temp slot address list.
293 Add the temp slot address to the address -> temp slot map.
294 (update_temp_slot_address): Update via insert_temp_slot_address.
295 (free_temp_slots): Call remove_unused_temp_slot_addresses.
296 (pop_temp_slots): Likewise.
297 (init_temp_slots): Allocate the address -> temp slot map, or empty
298 the map if it is already allocated.
299 (prepare_function_start): Initialize temp slot processing.
301 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
304 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
305 Calculate the size of all stack vars assuming no packing of stack
306 vars will happen, replacing a quadratic algorithm with a linear one.
308 2009-01-03 Jakub Jelinek <jakub@redhat.com>
311 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
314 2009-01-03 Diego Novillo <dnovillo@google.com>
316 * doc/contrib.texi: Update contributions.
318 2009-01-03 Jakub Jelinek <jakub@redhat.com>
321 * builtins.c (fold_builtin_memory_op): Give up if either operand
322 is volatile. Set srctype or desttype to non-qualified version
326 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
329 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
331 PR rtl-optimization/35805
332 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
333 problem if fast dce is able to remove any instructions.
334 * dce.c (dce_process_block): Fix dump message.
336 2009-01-02 Mark Mitchell <mark@codesourcery.com>
339 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
341 2009-01-02 Jakub Jelinek <jakub@redhat.com>
344 * tree-flow.h (op_code_prio, op_prio): New prototypes.
345 * tree-pretty-print.c (op_code_prio): New function.
346 (op_prio): No longer static. Use op_code_prio.
347 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
348 Use op_prio and op_code_prio to determine if () should be
349 printed around operand(s) or not.
351 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
352 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
353 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
354 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
355 pp_character instead of pp_string for single letter printing.
357 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
359 * doc/extend.texi: Fix '#pragma GCC option' typo.
361 2009-01-02 Richard Guenther <rguenther@suse.de>
363 * doc/install.texi (--enable-checking): Mention different
365 (--enable-stage1-checking): Document.
367 2009-01-01 Andrew Pinski <pinskia@gmail.com>
370 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
373 2009-01-02 Ben Elliston <bje@au.ibm.com>
375 * config/fp-bit.h (pack_d): Constify argument.
376 * config/fp-bit.c (makenan): Constify return type. Remove casts.
377 (isnan): Constify argument.
381 (_fpadd_parts): Constify return type.
382 (_fpmul_parts): Likewise.
383 (_fpdiv_parts): Likewise.
385 2009-01-01 Jakub Jelinek <jakub@redhat.com>
388 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
389 warn about overwriting initializer with side-effects or
390 -Woverride-init if !IMPLICIT.
391 (output_init_element): Likewise. Pass IMPLICIT down to
393 (process_init_element): Add IMPLICIT argument. Pass it down
394 to output_init_element.
395 (push_init_element, pop_init_level, set_designator): Adjust
396 process_init_element callers.
397 (set_nonincremental_init, set_nonincremental_init_from_string):
398 Adjust add_pending_init callers.
399 (output_pending_init_elements): Adjust output_init_element callers.
400 * c-tree.h (process_init_element): Adjust prototype.
401 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
402 process_init_element callers.