[thirdparty/gcc.git] / gcc / ChangeLog

2009-01-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>

	* pa.c (output_call): Relocate non-jump insns in the delay slot of long
	absolute calls when generating PA 2.0 code.

2009-01-05  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/38583
	* params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.

	* params.def (ira-max-conflict-table-size): New.

	* doc/invoke.texi (ira-max-conflict-table-size): Decribe.
	
	* ira.h (ira_conflicts_p): New external definition.
	
	* ira-conflicts.c (build_conflict_bit_table): Do not build too big
	table.  Report this.  Return result of building.
	(ira_build_conflicts): Use ira_conflicts_p.  Check result of
	building conflict table.

	* ira-color.c (fast_allocation): Use num instead of
	ira_allocnos_num.
	(ira_color): Use ira_conflicts_p.
	
	* global.c: Include ira.h.
	(pseudo_for_reload_consideration_p, build_insn_chain): Use
	ira_conflicts_p.

	* Makefile.in (global.o): Add ira.h.
	
	* ira-build.c (mark_all_loops_for_removal,
	propagate_some_info_from_allocno): New.
	(remove_unnecessary_allocnos): Call
	propagate_some_info_from_allocno.
	(remove_low_level_allocnos): New.
	(remove_unnecessary_regions): Add parameter.  Call
	mark_all_loops_for_removal and remove_low_level_allocnos.  Pass
	parameter to remove_unnecessary_regions.
	(ira_build): Remove all regions but root if the conflict table was
	not built.  Update conflict hard regs for allocnos crossing calls.

	* ira.c (ira_conflicts_p): New global.
	(ira): Define and use ira_conflicts_p.

	* reload1.c (compute_use_by_pseudos, reload, count_pseudo,
	count_spilled_pseudo, find_reg, alter_reg, finish_spills,
	emit_input_reload_insns, delete_output_reload): Use
	ira_conflicts_p.
	
2009-01-06  Ben Elliston  <bje@au.ibm.com>

	* gengtype-lex.l (YY_NO_INPUT): Define.

2009-01-05  Andrew Pinski  <andrew_pinski@playstation.sony.com>

	PR c/34911
	* c-common.c (handle_vector_size_attribute): Also reject
	BOOLEAN_TYPE types.

2009-01-05  Sebastian Pop  <sebastian.pop@amd.com>

	PR tree-optimization/38492
	* graphite.c (rename_map_elt, debug_rename_elt,
        debug_rename_map_1, debug_rename_map, new_rename_map_elt,
        rename_map_elt_info, eq_rename_map_elts,
        get_new_name_from_old_name, bb_in_sese_p): Moved around.
	(sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
	(sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
	(sese_build_livein_liveouts): New.
	(new_sese, free_sese): New.
	(new_scop): Call new_sese.
	(free_scop): Call free_sese.
	(rename_variables_from_edge, rename_phis_end_scop): Removed.
	(register_old_new_names): Renamed register_old_and_new_names.
	(register_scop_liveout_renames, add_loop_exit_phis,
	insert_loop_close_phis, struct igp,
	default_liveout_before_guard, add_guard_exit_phis,
	insert_guard_phis, copy_renames): New.
	(translate_clast): Call insert_loop_close_phis and insert_guard_phis.
	(sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
	(rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
	(scop_adjust_phis_for_liveouts): New.
	(gloog): Call scop_adjust_phis_for_liveouts.

	* graphite.h (struct sese): Documented.  Added fields liveout,
        num_ver and livein.
	(SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
	(new_sese, free_sese, sese_build_livein_liveouts): Declared.
	(struct scop): Added field liveout_renames.
	(SCOP_LIVEOUT_RENAMES): New.

2009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>

	PR tree-optimization/38510
	* graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
	(translate_clast): Call recompute_all_dominators before
	graphite_verify.
	(gloog): Call recompute_all_dominators before graphite_verify.

2009-01-05  Harsha Jagasia  <harsha.jagasia@amd.com>
	    Jan Sjodin <jan.sjodin@amd.com>

	PR tree-optimization/38500
	* graphite.c (create_sese_edges): Call fix_loop_structure after
	splitting blocks.

2009-01-05  Joel Sherrill <joel.sherrill@oarcorp.com>

	* config.gcc: Add m32r*-*-rtems*.
	* config/m32r/rtems.h: New file.

2009-01-05  Ben Elliston  <bje@au.ibm.com>

	* Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
	(.po.pox): Likewise.
	(po/gcc.pot): Likewise.

2009-01-04  David S. Miller  <davem@davemloft.net>

	* config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
	(STARTING_FRAME_OFFSET): Always set to zero.

2009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>

	* tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
	* tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
	fixed-point types, and vectors of the same.

2009-01-04  Richard Sandiford  <rdsandiford@googlemail.com>

	* config/mips/sync.md (*mb_barrier): Rename to...
	(*memory_barrier): ...this.

2009-01-04  Jonathan Wakely  <jwakely.gcc@gmail.com>

	* doc/extend.texi (Function Attributes): Move @cindex after @item
	for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
	and put in alphabetical order. Fix 'target' name and put in order.
	* doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
	typos.

2009-01-04  Uros Bizjak  <ubizjak@gmail.com>

	* config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
	(memory_barrier): Expand as unspec instead of unspec_volatile.
	Remove mem:BLK from insn operands.  Use Pmode scratch register.
	(*memory_barrier): Define as unspec instead of unspec_volatile.
	Use (match_dup 0) as input operand.

	* config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
	* config/sparc/sync.md (memory_barrier): Expand as unspec instead of
	unspec_volatile.  Remove mem:BLK from insn operands.  Use Pmode
	scratch register.  Remove operand 1.
	(*stbar): Define as unspec instead of unspec_volatile.
	Use (match_dup 0) as input operand, remove (const_int 8).
	(*membar): Define as unspec instead of unspec_volatile.
	Use (match_dup 0) as input operand, remove input operand 2.

	* config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
	(memory_barrier): Expand as unspec instead of unspec_volatile.
	Remove mem:BLK from insn operands.  Use Pmode scratch register.
	(*memory_barrier): Define as unspec instead of unspec_volatile.
	Use (match_dup 0) as input operand.

	* config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
	Remove mem:BLK from insn operands.  Use Pmode scratch register.
	Set volatile flag on operand 0.
	(*memory_barrier): New insn pattern.

	* config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
	insn operands.
	(*memory_barrier): Use (match_dup 0) as input operand.

	* config/mips/sync.md (memory_barrier): Redefine as expander pattern.
	Remove mem:BLK from insn operands.  Use Pmode scratch register.
	Set volatile flag on operand 0.
	(*memory_barrier): New insn pattern.

	* config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.

2009-01-04  Steven Bosscher  <steven@gcc.gnu.org>

	PR middle-end/38586
	* function.c (struct temp_slot): Move to the section of the file
	that deals with temp slots.  Remove field 'address'.
	(temp_slot_address_table): New hash table of address -> temp slot.
	(struct temp_slot_address_entry): New struct, items for the table.
	(temp_slot_address_compute_hash, temp_slot_address_hash,
	temp_slot_address_eq, insert_temp_slot_address): Support functions
	for the new table.
	(find_temp_slot_from_address): Rewrite to use the new hash table.
	(remove_unused_temp_slot_addresses): Remove addresses of temp
	slots that have been made available.
	(remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
	worker function for remove_unused_temp_slot_addresses.
	(assign_stack_temp_for_type): Don't clear the temp slot address list.
	Add the temp slot address to the address -> temp slot map.
	(update_temp_slot_address): Update via insert_temp_slot_address.
	(free_temp_slots): Call remove_unused_temp_slot_addresses.
	(pop_temp_slots): Likewise.
	(init_temp_slots): Allocate the address -> temp slot map, or empty
	the map if it is already allocated.
	(prepare_function_start): Initialize temp slot processing.

2009-01-04  Steven Bosscher  <steven@gcc.gnu.org>

	PR middle-end/38584
	* cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
	Calculate the size of all stack vars assuming no packing of stack
	vars will happen, replacing a quadratic algorithm with a linear one.

2009-01-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/38707
	* expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
	can't be used.

2009-01-03  Diego Novillo  <dnovillo@google.com>

	* doc/contrib.texi: Update contributions.

2009-01-03  Jakub Jelinek  <jakub@redhat.com>

	PR c++/38705
	* builtins.c (fold_builtin_memory_op): Give up if either operand
	is volatile.  Set srctype or desttype to non-qualified version
	of the other type.

	PR c/38700
	* builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
	and FUNCTION_DECLs.

2009-01-02  Kenneth Zadeck <zadeck@naturalbridge.com>

	PR rtl-optimization/35805
	* df-problems.c (df_lr_finalize): Add recursive call to resolve lr
	problem if fast dce is able to remove any instructions.
	* dce.c (dce_process_block): Fix dump message.
	
2009-01-02  Mark Mitchell  <mark@codesourcery.com>

	PR 33649
	* tree-ssa-pre.c (compute_antic): Correct loop bounds.

2009-01-02  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/38690
	* tree-flow.h (op_code_prio, op_prio): New prototypes.
	* tree-pretty-print.c (op_code_prio): New function.
	(op_prio): No longer static.  Use op_code_prio.
	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
	Use op_prio and op_code_prio to determine if () should be
	printed around operand(s) or not.

	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
	dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
	dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
	dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
	pp_character instead of pp_string for single letter printing.

2009-01-02  Richard Sandiford  <rdsandiford@googlemail.com>

	* doc/extend.texi: Fix '#pragma GCC option' typo.

2009-01-02 Richard Guenther <rguenther@suse.de>

	* doc/install.texi (--enable-checking): Mention different
	default for stage1.
	(--enable-stage1-checking): Document.

2009-01-01  Andrew Pinski  <pinskia@gmail.com>

	PR middle-end/30142
	* tree-cfg.c (verify_expr): Add INDIRECT_REF case.  Change MODIFY_EXPR
	case to be an error.

2009-01-02  Ben Elliston  <bje@au.ibm.com>

	* config/fp-bit.h (pack_d): Constify argument.
	* config/fp-bit.c (makenan): Constify return type. Remove casts.
	(isnan): Constify argument.
	(isinf): Likewise.
	(iszero): Likewise.
	(pack_d): Likewise.
	(_fpadd_parts): Constify return type.
	(_fpmul_parts): Likewise.
	(_fpdiv_parts): Likewise.

2009-01-01  Jakub Jelinek  <jakub@redhat.com>

	PR c/36489
	* c-typeck.c (add_pending_init): Add IMPLICIT argument.  Only
	warn about overwriting initializer with side-effects or
	-Woverride-init if !IMPLICIT.
	(output_init_element): Likewise.  Pass IMPLICIT down to
	add_pending_init.
	(process_init_element): Add IMPLICIT argument.  Pass it down
	to output_init_element.
	(push_init_element, pop_init_level, set_designator): Adjust
	process_init_element callers.
	(set_nonincremental_init, set_nonincremental_init_from_string):
	Adjust add_pending_init callers.
	(output_pending_init_elements): Adjust output_init_element callers.
	* c-tree.h (process_init_element): Adjust prototype.
	* c-parser.c (c_parser_initelt, c_parser_initval): Adjust
	process_init_element callers.
Commit	Line	Data
44b86471 JDA	1	2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
	2
	3	* pa.c (output_call): Relocate non-jump insns in the delay slot of long
	4	absolute calls when generating PA 2.0 code.
	5
311aab06 VM	6	2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
	7
	8	PR rtl-optimization/38583
	9	* params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
	10
	11	* params.def (ira-max-conflict-table-size): New.
	12
	13	* doc/invoke.texi (ira-max-conflict-table-size): Decribe.
	14
	15	* ira.h (ira_conflicts_p): New external definition.
	16
	17	* ira-conflicts.c (build_conflict_bit_table): Do not build too big
	18	table. Report this. Return result of building.
	19	(ira_build_conflicts): Use ira_conflicts_p. Check result of
	20	building conflict table.
	21
	22	* ira-color.c (fast_allocation): Use num instead of
	23	ira_allocnos_num.
	24	(ira_color): Use ira_conflicts_p.
	25
	26	* global.c: Include ira.h.
	27	(pseudo_for_reload_consideration_p, build_insn_chain): Use
	28	ira_conflicts_p.
	29
	30	* Makefile.in (global.o): Add ira.h.
	31
	32	* ira-build.c (mark_all_loops_for_removal,
	33	propagate_some_info_from_allocno): New.
	34	(remove_unnecessary_allocnos): Call
	35	propagate_some_info_from_allocno.
	36	(remove_low_level_allocnos): New.
	37	(remove_unnecessary_regions): Add parameter. Call
	38	mark_all_loops_for_removal and remove_low_level_allocnos. Pass
	39	parameter to remove_unnecessary_regions.
	40	(ira_build): Remove all regions but root if the conflict table was
	41	not built. Update conflict hard regs for allocnos crossing calls.
	42
	43	* ira.c (ira_conflicts_p): New global.
	44	(ira): Define and use ira_conflicts_p.
	45
	46	* reload1.c (compute_use_by_pseudos, reload, count_pseudo,
	47	count_spilled_pseudo, find_reg, alter_reg, finish_spills,
	48	emit_input_reload_insns, delete_output_reload): Use
	49	ira_conflicts_p.
	50
5641785f BE	51	2009-01-06 Ben Elliston <bje@au.ibm.com>
	52
	53	* gengtype-lex.l (YY_NO_INPUT): Define.
	54
e4e5261f AP	55	2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
	56
	57	PR c/34911
5641785f BE	58	* c-common.c (handle_vector_size_attribute): Also reject
5641785f BE	59	BOOLEAN_TYPE types.
e4e5261f	60
7b10257f SP	61	2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
	62
	63	PR tree-optimization/38492
	64	* graphite.c (rename_map_elt, debug_rename_elt,
	65	debug_rename_map_1, debug_rename_map, new_rename_map_elt,
	66	rename_map_elt_info, eq_rename_map_elts,
	67	get_new_name_from_old_name, bb_in_sese_p): Moved around.
	68	(sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
	69	(sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
	70	(sese_build_livein_liveouts): New.
	71	(new_sese, free_sese): New.
	72	(new_scop): Call new_sese.
	73	(free_scop): Call free_sese.
	74	(rename_variables_from_edge, rename_phis_end_scop): Removed.
	75	(register_old_new_names): Renamed register_old_and_new_names.
	76	(register_scop_liveout_renames, add_loop_exit_phis,
	77	insert_loop_close_phis, struct igp,
	78	default_liveout_before_guard, add_guard_exit_phis,
	79	insert_guard_phis, copy_renames): New.
	80	(translate_clast): Call insert_loop_close_phis and insert_guard_phis.
	81	(sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
	82	(rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
	83	(scop_adjust_phis_for_liveouts): New.
	84	(gloog): Call scop_adjust_phis_for_liveouts.
	85
	86	* graphite.h (struct sese): Documented. Added fields liveout,
	87	num_ver and livein.
	88	(SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
	89	(new_sese, free_sese, sese_build_livein_liveouts): Declared.
	90	(struct scop): Added field liveout_renames.
	91	(SCOP_LIVEOUT_RENAMES): New.
	92
9761fcc7 HJ	93	2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
	94
	95	PR tree-optimization/38510
	96	* graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
	97	(translate_clast): Call recompute_all_dominators before
	98	graphite_verify.
	99	(gloog): Call recompute_all_dominators before graphite_verify.
	100
	101	2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
	102	Jan Sjodin <jan.sjodin@amd.com>
	103
	104	PR tree-optimization/38500
	105	* graphite.c (create_sese_edges): Call fix_loop_structure after
	106	splitting blocks.
	107
48a01864 JS	108	2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
	109
	110	* config.gcc: Add m32r--rtems*.
	111	* config/m32r/rtems.h: New file.
	112
fc0cd180 BE	113	2009-01-05 Ben Elliston <bje@au.ibm.com>
	114
	115	* Makefile.in (.po.gmo): Use mkinstalldirs, not test -d \|\| mkdir.
	116	(.po.pox): Likewise.
	117	(po/gcc.pot): Likewise.
	118
3106d8e5 DM	119	2009-01-04 David S. Miller <davem@davemloft.net>
	120
	121	* config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
	122	(STARTING_FRAME_OFFSET): Always set to zero.
	123
0009b473 RS	124	2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
	125
	126	* tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
	127	* tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
	128	fixed-point types, and vectors of the same.
	129
4f24c6d6 RS	130	2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
	131
	132	* config/mips/sync.md (*mb_barrier): Rename to...
	133	(*memory_barrier): ...this.
	134
1df48f5c JW	135	2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
	136
	137	* doc/extend.texi (Function Attributes): Move @cindex after @item
eefe5da0	138	for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
1df48f5c JW	139	and put in alphabetical order. Fix 'target' name and put in order.
	140	* doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
	141	typos.
	142
1a8c13b3 UB	143	2009-01-04 Uros Bizjak <ubizjak@gmail.com>
	144
	145	* config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
	146	(memory_barrier): Expand as unspec instead of unspec_volatile.
	147	Remove mem:BLK from insn operands. Use Pmode scratch register.
	148	(*memory_barrier): Define as unspec instead of unspec_volatile.
	149	Use (match_dup 0) as input operand.
	150
	151	* config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
	152	* config/sparc/sync.md (memory_barrier): Expand as unspec instead of
	153	unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
	154	scratch register. Remove operand 1.
	155	(*stbar): Define as unspec instead of unspec_volatile.
	156	Use (match_dup 0) as input operand, remove (const_int 8).
	157	(*membar): Define as unspec instead of unspec_volatile.
	158	Use (match_dup 0) as input operand, remove input operand 2.
	159
	160	* config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
	161	(memory_barrier): Expand as unspec instead of unspec_volatile.
	162	Remove mem:BLK from insn operands. Use Pmode scratch register.
	163	(*memory_barrier): Define as unspec instead of unspec_volatile.
	164	Use (match_dup 0) as input operand.
	165
	166	* config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
	167	Remove mem:BLK from insn operands. Use Pmode scratch register.
	168	Set volatile flag on operand 0.
	169	(*memory_barrier): New insn pattern.
	170
	171	* config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
	172	insn operands.
	173	(*memory_barrier): Use (match_dup 0) as input operand.
	174
	175	* config/mips/sync.md (memory_barrier): Redefine as expander pattern.
	176	Remove mem:BLK from insn operands. Use Pmode scratch register.
	177	Set volatile flag on operand 0.
	178	(*memory_barrier): New insn pattern.
	179
	180	* config/alpha/sync.md (memory_barrier): Rename from mb_internal.
	181
fb0703f7 SB	182	2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
	183
	184	PR middle-end/38586
	185	* function.c (struct temp_slot): Move to the section of the file
	186	that deals with temp slots. Remove field 'address'.
	187	(temp_slot_address_table): New hash table of address -> temp slot.
	188	(struct temp_slot_address_entry): New struct, items for the table.
	189	(temp_slot_address_compute_hash, temp_slot_address_hash,
	190	temp_slot_address_eq, insert_temp_slot_address): Support functions
	191	for the new table.
	192	(find_temp_slot_from_address): Rewrite to use the new hash table.
	193	(remove_unused_temp_slot_addresses): Remove addresses of temp
	194	slots that have been made available.
	195	(remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
	196	worker function for remove_unused_temp_slot_addresses.
	197	(assign_stack_temp_for_type): Don't clear the temp slot address list.
	198	Add the temp slot address to the address -> temp slot map.
	199	(update_temp_slot_address): Update via insert_temp_slot_address.
	200	(free_temp_slots): Call remove_unused_temp_slot_addresses.
	201	(pop_temp_slots): Likewise.
	202	(init_temp_slots): Allocate the address -> temp slot map, or empty
	203	the map if it is already allocated.
	204	(prepare_function_start): Initialize temp slot processing.
	205
b5a430f3 SB	206	2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
	207
	208	PR middle-end/38584
	209	* cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
	210	Calculate the size of all stack vars assuming no packing of stack
	211	vars will happen, replacing a quadratic algorithm with a linear one.
	212
5d560619 JJ	213	2009-01-03 Jakub Jelinek <jakub@redhat.com>
	214
	215	PR target/38707
	216	* expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
	217	can't be used.
	218
953a7caa DN	219	2009-01-03 Diego Novillo <dnovillo@google.com>
	220
	221	* doc/contrib.texi: Update contributions.
	222
5f26a230 JJ	223	2009-01-03 Jakub Jelinek <jakub@redhat.com>
5f26a230 JJ	224
493aa551 JJ	225	PR c++/38705
	226	* builtins.c (fold_builtin_memory_op): Give up if either operand
	227	is volatile. Set srctype or desttype to non-qualified version
	228	of the other type.
	229
5f26a230 JJ	230	PR c/38700
	231	* builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
	232	and FUNCTION_DECLs.
	233
fafe34f9 KZ	234	2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
	235
	236	PR rtl-optimization/35805
	237	* df-problems.c (df_lr_finalize): Add recursive call to resolve lr
	238	problem if fast dce is able to remove any instructions.
	239	* dce.c (dce_process_block): Fix dump message.
	240
0b355794 MM	241	2009-01-02 Mark Mitchell <mark@codesourcery.com>
	242
	243	PR 33649
	244	* tree-ssa-pre.c (compute_antic): Correct loop bounds.
	245
0cf0d02b JJ	246	2009-01-02 Jakub Jelinek <jakub@redhat.com>
	247
	248	PR middle-end/38690
	249	* tree-flow.h (op_code_prio, op_prio): New prototypes.
	250	* tree-pretty-print.c (op_code_prio): New function.
	251	(op_prio): No longer static. Use op_code_prio.
	252	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
	253	Use op_prio and op_code_prio to determine if () should be
	254	printed around operand(s) or not.
	255
	256	* gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
	257	dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
	258	dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
	259	dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
	260	pp_character instead of pp_string for single letter printing.
	261
e3606f3b RS	262	2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
	263
	264	* doc/extend.texi: Fix '#pragma GCC option' typo.
	265
00f39bd5 RG	266	2009-01-02 Richard Guenther <rguenther@suse.de>
00f39bd5 RG	267
a5f061dc RG	268	* doc/install.texi (--enable-checking): Mention different
	269	default for stage1.
	270	(--enable-stage1-checking): Document.
00f39bd5	271
26de0bcb AP	272	2009-01-01 Andrew Pinski <pinskia@gmail.com>
	273
	274	PR middle-end/30142
	275	* tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
	276	case to be an error.
	277
7a7d8fab BE	278	2009-01-02 Ben Elliston <bje@au.ibm.com>
	279
	280	* config/fp-bit.h (pack_d): Constify argument.
	281	* config/fp-bit.c (makenan): Constify return type. Remove casts.
	282	(isnan): Constify argument.
	283	(isinf): Likewise.
	284	(iszero): Likewise.
	285	(pack_d): Likewise.
	286	(_fpadd_parts): Constify return type.
	287	(_fpmul_parts): Likewise.
	288	(_fpdiv_parts): Likewise.
	289
b295aee2 JJ	290	2009-01-01 Jakub Jelinek <jakub@redhat.com>
	291
	292	PR c/36489
	293	* c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
	294	warn about overwriting initializer with side-effects or
	295	-Woverride-init if !IMPLICIT.
	296	(output_init_element): Likewise. Pass IMPLICIT down to
	297	add_pending_init.
	298	(process_init_element): Add IMPLICIT argument. Pass it down
	299	to output_init_element.
	300	(push_init_element, pop_init_level, set_designator): Adjust
	301	process_init_element callers.
	302	(set_nonincremental_init, set_nonincremental_init_from_string):
	303	Adjust add_pending_init callers.
	304	(output_pending_init_elements): Adjust output_init_element callers.
	305	* c-tree.h (process_init_element): Adjust prototype.
	306	* c-parser.c (c_parser_initelt, c_parser_initval): Adjust
	307	process_init_element callers.