* gcc.dg/guality/guality.h: Include stdint.h. Drop unnecessary
unistd.h, sys/types.h and sys/wait.h.
(gualchk_t): New.
(GUALCVT): New.
(GUALCHKXPR, GUALCHKVAL, GUALCHKFLA): Use it.
(GUALITY_GDB_REDIRECT): New.
(GUALITY_GDB_ARGS): Use it.
From-SVN: r151434
* toplev.c (process_options): Move setter of flag_var_tracking
before other tests that depend on it. Move down setter of
flag_rename_registers. Don't enable var-tracking-assignments
by default if selective scheduling is enabled. Warn if both
are enabled.
From-SVN: r151433
* var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
comment. Use switch statement to catch overlaps between rtx
and tree codes. Accept FUNCTION_DECLs in addition to those in...
(IS_DECL_CODE): ... here. Remove.
(check_value_is_not_decl): Remove.
(dv_from_decl, dv_from_value): Check after conversion.
From-SVN: r151432
2009-09-04 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/41112
* tree-sra.c (build_ref_for_offset_1): Signal that we cannot
handle variable-bounded arrays.
(expr_with_var_bounded_array_refs_p): New function.
(analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
* testsuite/gnat.dg/array8.adb: New test.
From-SVN: r151420
2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
* config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
RTXs in the predicate for operand 1.
From-SVN: r151416
* gcc.dg/guality/guality.exp: Only run guality tests if a trivial
testcase using guality.h compiles and links and if a global variable
can be verified by gdb.
From-SVN: r151410
2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
* config/arm/arm.md (UNSPEC_RBIT): New constant.
(rbitsi2): New insn.
(ctzsi2): New expand.
* config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
testsuite/
* gcc.target/arm/ctz.c: New test case.
From-SVN: r151402
PR debug/41236
* dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
it or SUBREG.
From-SVN: r151385
PR debug/41238
* function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
the stack slot if it is passed by invisible reference.
* var-tracking.c (vt_add_function_parameters): Handle arguments passed by
invisible reference.
From-SVN: r151384
gcc/
* config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
* config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
* config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
0.
* config/bfin/sync.md: New file.
* config/bfin/bfin.md: Include it.
(UNSPEC_ATOMIC): New.
(UNSPEC_ONES): Provide a unique number.
From Jie Zhang <jie.zhang@analog.com>:
* config/bfin/bfin.c (ret_regs): New.
(must_save_fp_p): Don't return true because of frame_pointer_needed.
(must_save_rets_p): New.
(n_regs_saved_by_prologue): Use must_save_rets_p instead of
current_function_is_leaf.
(do_link): Likewise.
(do_unlink): Likewise.
(expand_interrupt_handler_prologue): Use ret_regs array.
(expand_interrupt_handler_epilogue): Use ret_regs array and
pass return register to gen_return_internal.
(bfin_expand_epilogue): Pass return register to
gen_return_internal.
(bfin_expand_call): Explicitly clobber RETS.
* config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
* config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
call_insn_fdpic, call_value_insn_fdpic, call_symbol,
call_value_symbol, call_insn, call_value_insn): Explicitly clobber
RETS.
(return_internal): Take a reg rtx rather than the register number.
gcc/testsuite/
* lib/target-supports.exp (check_effective_target_sync_int_long):
Supported on Blackfin Linux targets.
From-SVN: r151381
2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
* tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
when comparing against estimated_loop_iterations_int return.
From-SVN: r151378
ChangeLog:
* configure.ac (--with-build-config): New. Set BUILD_CONFIG.
Default to bootstrap-debug only if compare-debug works.
* configure: Rebuilt.
* Makefile.tpl: Make BUILD_CONFIG configure-configurable.
* Makefile.in: Rebuilt.
contrib/ChangeLog:
* bootstrap-debug-big.mk (STAGE2_CFLAGS): Drop -gtoggle.
* bootstrap-debug-lean.mk: Update comments.
(STAGE2_CFLAGS): Likewise.
(do-compare): Don't override.
gcc/ChangeLog:
* doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
(bootstrap-debug): Explain conditions in which it becomes default.
(bootstrap-debug-big): Rather than duplicate bootstrap-debug,
make it add to it.
From-SVN: r151367
libstdc++-v3/:
* configure.ac: Replace AC_CONFIG_COMMANDS([default])
instantiation with additional commands issued for each Makefile
in glibcxx_SUBDIRS, so `./config.status subdir/Makefile' also
runs these commands.
Add a separate AC_CONFIG_COMMANDS([generate-headers]) for
running `make' in include, passing `pch_build=' to `make'.
* configure: Regenerate.
From-SVN: r151352
* expr.h (emit_storent_insn, expand_expr_real_1,
expand_expr_real_2): Declare.
* expr.c (emit_storent_insn, expand_expr_real_1,
expand_expr_real_2): Export.
(store_expr): Setting and evaluating dont_return_target is
useless.
(expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
* except.c (expand_resx_expr): Rename to ...
(expand_resx_stmt): ... this. Rewrite to take gimple statement.
* except.h (expand_resx_stmt): Declare.
* stmt.c: Add include gimple.h
(expand_asm_expr): Rename to ...
(expand_asm_stmt): ... this. Rewrite to take gimple statement.
(expand_case): Rewrite to take gimple statement.
* tree.h (expand_asm_stmt): Declare.
(expand_case): Change prototype.
* Makefile.in (stmt.o): Depend on gimple.h.
* builtins.c (expand_builtin_synchronize): Build gimple asm
statement, not an ASM_EXPR.
* cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
gimple_to_tree, release_stmt_tree): Remove.
(expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
ggc_free, but hold comparison code and operands separately.
Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
(expand_call_stmt, expand_gimple_stmt_1,
expand_gimple_stmt): New helpers.
(expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
release_stmt_tree. Call expand_gimple_stmt instead.
(expand_gimple_basic_block): Ditto.
* calls.c (emit_call_1): Don't look at EH regions here, make
fntree parameter useless.
(expand_call): New local rettype for TREE_TYPE(exp), use it
throughout. Remove local p, use addr instead.
Don't look at EH regions here.
From-SVN: r151350
2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
* doc/invoke.texi (-fsched-pressure): Document it.
(-fsched-reg-pressure-heuristic): Remove it.
* reload.c (ira.h): Include.
(find_reloads): Add choosing reload on number of small spilled
classes.
* haifa-sched.c (ira.h): Include.
(sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
saved_reg_pressure, curr_reg_live, saved_reg_live,
region_ref_regs): New variables.
(sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
initiate_reg_pressure_info, setup_ref_regs,
initiate_bb_reg_pressure_info, save_reg_pressure,
restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
functions.
(setup_insn_reg_pressure_info): New function.
(rank_for_schedule): Add pressure checking and insn issue time.
Remove comparison of insn reg weights.
(ready_sort): Set insn reg pressure info.
(update_register_pressure, setup_insn_max_reg_pressure,
update_reg_and_insn_max_reg_pressure,
sched_setup_bb_reg_pressure_info): New functions.
(schedule_insn): Add code for printing and updating reg pressure
info.
(find_set_reg_weight, find_insn_reg_weight): Remove.
(ok_for_early_queue_removal): Do nothing if pressure_only_p.
(debug_ready_list): Print reg pressure info.
(schedule_block): Ditto. Check insn issue time.
(sched_init): Set up sched_pressure_p. Allocate and set up some
reg pressure related info.
(sched_finish): Free some reg pressure related info.
(fix_tick_ready): Make insn always ready if pressure_p.
(init_h_i_d): Don't call find_insn_reg_weight.
(haifa_finish_h_i_d): Free insn reg pressure info.
* ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
ira_memory_move_cost, ira_class_hard_regs,
ira_class_hard_regs_num, ira_no_alloc_regs,
ira_available_class_regs, ira_reg_class_cover_size,
ira_reg_class_cover, ira_class_translate): Move to ira.h.
* ira-lives.c (single_reg_class): Check mode to find how many
registers are necessary for operand.
(ira_implicitly_set_insn_hard_regs): New.
* common.opt (fsched-pressure): New options.
(fsched-reg-pressure-heuristic): Remove.
* ira.c (setup_eliminable_regset): Rename to
ira_setup_eliminable_regset. Make it external.
(expand_reg_info): Pass cover class to setup_reg_classes.
(ira): Call resize_reg_info instead of allocate_reg_info.
* sched-deps.c: Include ira.h.
(implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
(create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
mark_insn_hard_regno_birth, mark_insn_reg_birth,
mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
mark_insn_reg_store, mark_insn_reg_clobber,
setup_insn_reg_pressure_info): New.
(sched_analyze_1): Update implicit_reg_pending_uses.
(sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
Use them to create dependencies. Set insn reg uses and pressure
info. Process reg_pending_uses in one place.
(free_deps): Free implicit sets.
(remove_from_deps): Remove implicit sets if necessary. Check
implicit sets when clearing reg_last_in_use.
(init_deps_global): Clear implicit_reg_pending_clobbers and
implicit_reg_pending_uses.
* ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
ira_memory_move_cost, ira_class_hard_regs,
ira_class_hard_regs_num, ira_no_alloc_regs,
ira_available_class_regs, ira_reg_class_cover_size,
ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
(ira_setup_eliminable_regset, ira_set_pseudo_classes,
ira_implicitly_set_insn_hard_regs): New prototypes.
* ira-costs.c (pseudo_classes_defined_p, allocno_p,
cost_elements_num): New variables.
(allocno_costs, total_costs): Rename to costs and
total_allocno_costs.
(COSTS_OF_ALLOCNO): Rename to COSTS.
(allocno_pref): Rename to pref.
(allocno_pref_buffer): Rename to pref_buffer.
(common_classes): Rename to regno_cover_class.
(COST_INDEX): New.
(record_reg_classes): Set allocno attributes only if allocno_p.
(record_address_regs): Ditto. Use COST_INDEX instead of
ALLOCNO_NUM.
(scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
and COSTS_OF_ALLOCNO.
(print_costs): Rename to print_allocno_costs.
(print_pseudo_costs): New.
(process_bb_node_for_costs): Split into 2 functions with new
function process_bb_for_costs. Pass BB to process_bb_for_costs.
(find_allocno_class_costs): Rename to find_costs_and_classes. Add
new parameter dump_file. Use cost_elements_num instead of
ira_allocnos_num. Make one iteration if preferred classes were
already calculated for scheduler. Make 2 versions of code
depending on allocno_p.
(setup_allocno_cover_class_and_costs): Check allocno_p. Use
regno_cover_class and COSTS instead of common_classes and
COSTS_OF_ALLOCNO.
(init_costs, finish_costs): New.
(ira_costs): Set up allocno_p and cost_elements_num. Call
init_costs and finish_costs.
(ira_set_pseudo_classes): New.
* rtl.h (allocate_reg_info): Remove.
(resize_reg_info): Change return type.
(reg_cover_class): New.
(setup_reg_classes): Add new parameter.
* sched-int.h (struct deps_reg): New member implicit_sets.
(sched_pressure_p, sched_regno_cover_class): New external
definitions.
(INCREASE_BITS): New macro.
(struct reg_pressure_data, struct reg_use_data): New.
(struct _haifa_insn_data): Remove reg_weight. Add members
reg_pressure, reg_use_list, reg_set_list, and
reg_pressure_excess_cost_change.
(struct deps): New member implicit_sets.
(pressure_p): New variable.
(COVER_CLASS_BITS, INCREASE_BITS): New macros.
(struct reg_pressure_data, struct reg_use_data): New.
(INSN_REG_WEIGHT): Remove.
(INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New
macros.
(sched_init_region_reg_pressure_info,
sched_setup_bb_reg_pressure_info): New prototypes.
* reginfo.c (struct reg_pref): New member coverclass.
(reg_cover_class): New function.
(reginfo_init, pass_reginfo_init): Move after free_reg_info.
(reg_info_size): New variable.
(allocate_reg_info): Make static. Setup reg_info_size.
(resize_reg_info): Use reg_info_size. Return flag of resizing.
(setup_reg_classes): Add a new parameter. Setup cover class too.
* Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to the
dependencies.
* sched-rgn.c (deps_join): Set up implicit_sets.
(schedule_region): Set up region and basic blocks pressure
relative info.
* passes.c (init_optimization_passes): Move
pass_subregs_of_mode_init before pass_sched.
From-SVN: r151348
2009-09-02 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (struct access): New field grp_hint.
(dump_access): Dump grp_hint.
(sort_and_splice_var_accesses): Set grp_hint if a group is read
multiple times.
(analyze_access_subtree): Only scalarize accesses with grp_hint set or
those which have been specifically read and somehow written to.
(propagate_subacesses_accross_link): Set grp_hint of right child and
also possibly of the left child.
* testsuite/gcc.dg/tree-ssa/sra-8.c: New testcase.
* testsuite/gcc.dg/memcpy-1.c: Add . to match pattern.
* testsuite/gcc.dg/uninit-I.c: XFAIL warning test.
* testsuite/g++.dg/warn/unit-1.C: XFAIL warning test.
From-SVN: r151345
Alexandre Oliva
Richard Guenther
Daniel Gutson
Ozkan Sezer
Martin Jambor
Wolfgang Gellerich
Tobias Burnus
Andreas Krebbel
Jakub Jelinek
Daniel Gutson
GCC Administrator
Eric Botcazou
Alexandre Oliva
Richard Sandiford
Joseph Myers
Vladimir Makarov
Loren J. Rittle
Kai Tietz
Bernd Schmidt
H.J. Lu
Razya Ladelsky
Razya Ladelsky
Namhyung Kim
David Daney
Diego Novillo
Alan Modra
Richard Henderson
Anatoly Sokolov
Ralf Wildenhues
Michael Matz
Geoffrey Keating
Kaveh R. Ghazi