1 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/sync.md (*mb_barrier): Rename to...
4 (*memory_barrier): ...this.
6 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
8 * doc/extend.texi (Function Attributes): Move @cindex after @item
9 for 'artifical' and 'flatten'. Fix grammar for 'externally_visible'
10 and put in alphabetical order. Fix 'target' name and put in order.
11 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
14 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
16 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
17 (memory_barrier): Expand as unspec instead of unspec_volatile.
18 Remove mem:BLK from insn operands. Use Pmode scratch register.
19 (*memory_barrier): Define as unspec instead of unspec_volatile.
20 Use (match_dup 0) as input operand.
22 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
23 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
24 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25 scratch register. Remove operand 1.
26 (*stbar): Define as unspec instead of unspec_volatile.
27 Use (match_dup 0) as input operand, remove (const_int 8).
28 (*membar): Define as unspec instead of unspec_volatile.
29 Use (match_dup 0) as input operand, remove input operand 2.
31 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
32 (memory_barrier): Expand as unspec instead of unspec_volatile.
33 Remove mem:BLK from insn operands. Use Pmode scratch register.
34 (*memory_barrier): Define as unspec instead of unspec_volatile.
35 Use (match_dup 0) as input operand.
37 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
38 Remove mem:BLK from insn operands. Use Pmode scratch register.
39 Set volatile flag on operand 0.
40 (*memory_barrier): New insn pattern.
42 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
44 (*memory_barrier): Use (match_dup 0) as input operand.
46 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
47 Remove mem:BLK from insn operands. Use Pmode scratch register.
48 Set volatile flag on operand 0.
49 (*memory_barrier): New insn pattern.
51 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
53 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
56 * function.c (struct temp_slot): Move to the section of the file
57 that deals with temp slots. Remove field 'address'.
58 (temp_slot_address_table): New hash table of address -> temp slot.
59 (struct temp_slot_address_entry): New struct, items for the table.
60 (temp_slot_address_compute_hash, temp_slot_address_hash,
61 temp_slot_address_eq, insert_temp_slot_address): Support functions
63 (find_temp_slot_from_address): Rewrite to use the new hash table.
64 (remove_unused_temp_slot_addresses): Remove addresses of temp
65 slots that have been made available.
66 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
67 worker function for remove_unused_temp_slot_addresses.
68 (assign_stack_temp_for_type): Don't clear the temp slot address list.
69 Add the temp slot address to the address -> temp slot map.
70 (update_temp_slot_address): Update via insert_temp_slot_address.
71 (free_temp_slots): Call remove_unused_temp_slot_addresses.
72 (pop_temp_slots): Likewise.
73 (init_temp_slots): Allocate the address -> temp slot map, or empty
74 the map if it is already allocated.
75 (prepare_function_start): Initialize temp slot processing.
77 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
80 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
81 Calculate the size of all stack vars assuming no packing of stack
82 vars will happen, replacing a quadratic algorithm with a linear one.
84 2009-01-03 Jakub Jelinek <jakub@redhat.com>
87 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
90 2009-01-03 Diego Novillo <dnovillo@google.com>
92 * doc/contrib.texi: Update contributions.
94 2009-01-03 Jakub Jelinek <jakub@redhat.com>
97 * builtins.c (fold_builtin_memory_op): Give up if either operand
98 is volatile. Set srctype or desttype to non-qualified version
102 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
105 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
107 PR rtl-optimization/35805
108 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
109 problem if fast dce is able to remove any instructions.
110 * dce.c (dce_process_block): Fix dump message.
112 2009-01-02 Mark Mitchell <mark@codesourcery.com>
115 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
117 2009-01-02 Jakub Jelinek <jakub@redhat.com>
120 * tree-flow.h (op_code_prio, op_prio): New prototypes.
121 * tree-pretty-print.c (op_code_prio): New function.
122 (op_prio): No longer static. Use op_code_prio.
123 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
124 Use op_prio and op_code_prio to determine if () should be
125 printed around operand(s) or not.
127 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
128 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
129 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
130 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
131 pp_character instead of pp_string for single letter printing.
133 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
135 * doc/extend.texi: Fix '#pragma GCC option' typo.
137 2009-01-02 Richard Guenther <rguenther@suse.de>
139 * doc/install.texi (--enable-checking): Mention different
141 (--enable-stage1-checking): Document.
143 2009-01-01 Andrew Pinski <pinskia@gmail.com>
146 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
149 2009-01-02 Ben Elliston <bje@au.ibm.com>
151 * config/fp-bit.h (pack_d): Constify argument.
152 * config/fp-bit.c (makenan): Constify return type. Remove casts.
153 (isnan): Constify argument.
157 (_fpadd_parts): Constify return type.
158 (_fpmul_parts): Likewise.
159 (_fpdiv_parts): Likewise.
161 2009-01-01 Jakub Jelinek <jakub@redhat.com>
164 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
165 warn about overwriting initializer with side-effects or
166 -Woverride-init if !IMPLICIT.
167 (output_init_element): Likewise. Pass IMPLICIT down to
169 (process_init_element): Add IMPLICIT argument. Pass it down
170 to output_init_element.
171 (push_init_element, pop_init_level, set_designator): Adjust
172 process_init_element callers.
173 (set_nonincremental_init, set_nonincremental_init_from_string):
174 Adjust add_pending_init callers.
175 (output_pending_init_elements): Adjust output_init_element callers.
176 * c-tree.h (process_init_element): Adjust prototype.
177 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
178 process_init_element callers.