* config/bfin/predicates.md (p_register_operand): New
predicate.
(dp_register_operand): New predicate.
* config/bfin/bfin-protos.h (WA_05000074): Define.
(ENABLE_WA_05000074): Define.
* config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for
all cpus.
(bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
* config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
(define_attr addrtype): Allow load/store register to be
P register.
(define_attr storereg): New.
(define_cpu_unit anomaly_05000074): New.
(define_insn_reservation dsp32shiftimm): New.
(define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
(define_insn_reservation loadp): Cannot use slot2.
(define_insn_reservation loadsp): Cannot use slot2.
(define_insn_reservation storep): Cannot use slot2. Does not
apply when working around 05000074.
(define_insn_reservation storep_anomaly_05000074): New.
(define_insn_reservation storei): Does not apply when working
around 05000074.
(define_insn_reservation storei_anomaly_05000074): New.
(define_attr length): Add dsp32shiftimm case.
(define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
Set type as dsp32shiftimm for dsp32shiftimm alternatives.
* config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
(attr "addrtype"): New member "spreg".
Use it if mem_spfp_address_operand is true for the address.
(attr "type"): New entry "stall".
(cpu_unit "load"): New.
(insn_reservations "load32", "loadp", "loadi"): Add reservation of
"load".
(insn_reservation "loadsp"): New.
(insn_reservation "load_stall1"): New.
(insn_reservation "load_stall3"): New.
(stall): New insn.
* config/bfin/predicates.md (const1_operand, const3_operand): New.
(mem_p_address_operand): Exclude stack and frame pointer based
addresses.
(mem_spfp_address_operand): New; match them here.
* config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
(bfin_reorg): Call it if scheduling insns.
(bfin_gen_bundles): Remove dummy insns created by
add_sched_insns_for_speculation.
Thomas Koenig [Mon, 7 Sep 2009 15:23:15 +0000 (15:23 +0000)]
re PR fortran/41197 (ICE with ALLOCATE and nonscalar STAT= variable)
2009-09-07 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/41197
* resolve_c (resolve_allocate_deallocate): Complain
if stat or errmsg varaible is an array.
2009-09-07 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/41197
* gfortran.dg/allocate_alloc_opt_1.f90: Use scalar
variables for stat and errmsg.
* gfortran.dg/deallocate_alloc_opt_1.f90: Likewise.
* gfortran.dg/allocate_stat_2.f90: New test.
Nick Clifton [Mon, 7 Sep 2009 14:48:02 +0000 (14:48 +0000)]
gcc.c (this_is_linker_script): New variable.
* gcc.c (this_is_linker_script): New variable. Like
this_is_library_file but for the %T constructor.
(end_going_arg): If this_is_linker_script is set then locate the
script and insert a --script switch before it
(do_spec_2): Initialise this_is_linker_script.
(do_spec_1): Likewise. Handle %T construct.
(eval_spec_function): Preserve this_is_linker_script.
* doc/invoke.texi: Document %T construct in spec files.
* config/m32c/m32c.h (LIB_SPEC): Use it.
H.J. Lu [Mon, 7 Sep 2009 13:38:27 +0000 (13:38 +0000)]
re PR libstdc++/41280 (Revision 151352 breaks 32bit libstdc++)
2009-09-07 H.J. Lu <hongjiu.lu@intel.com>
Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
PR libstdc++/41280
* configure.ac: Run "${multi_basedir}/config-ml.in" to generate
MULTISUBDIR = in subdirectory Makefiles, with ml_norecursion set.
* configure: Regenerate.
Andreas Krebbel [Mon, 7 Sep 2009 10:30:32 +0000 (10:30 +0000)]
rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
* sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
when volatile flag is set.
* doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
Eric Botcazou [Sun, 6 Sep 2009 21:15:45 +0000 (21:15 +0000)]
re PR bootstrap/41241 (bootstrap comparison failure)
PR bootstrap/41241
* combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
(combine_stack_adjustments_for_block): Allow insns between stack
adjustments and stores with corresponding with pre-(dec|inc)rement
or pre-modify.
Jakub Jelinek [Sun, 6 Sep 2009 19:31:55 +0000 (21:31 +0200)]
re PR bootstrap/41241 (bootstrap comparison failure)
PR bootstrap/41241
* combine-stack-adj.c (struct csa_memlist): Rename to...
(struct csa_reflist): ... this. Rename mem field to ref.
(free_csa_memlist): Rename to...
(free_csa_reflist): ... this.
(record_one_stack_memref): Rename to...
(record_one_stack_ref): ... this. Handle also REG_P.
(try_apply_stack_adjustment): Handle also REG_P.
(struct record_stack_memrefs_data): Rename to...
(struct record_stack_refs_data): ... this. Rename memlist field to
reflist.
(record_stack_memrefs): Rename to...
(record_stack_refs): ... this. For DEBUG_INSNs keep traversing
subexpressions instead of failing when a MEM contains SP references.
For SP itself in DEBUG_INSNs queue it also onto reflist chain.
(combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
Paolo Carlini [Sun, 6 Sep 2009 15:41:38 +0000 (15:41 +0000)]
re PR libstdc++/41267 (vector<>::resize() from an empty vector calls memmove for 0 bytes (twice), wasting a lot of cpu time in a production PowerDNS)
2009-09-06 Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/41267
* include/bits/stl_algobase.h (__copy_move::__copy_m,
__copy_move_backward::__copy_move_b): Don't call __builtin_memmove
with a null third argument.
re PR bootstrap/41241 (bootstrap comparison failure)
2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
PR bootstrap/41241
* ira.c (update_equiv_reg): Revert my previous patch for the PR.
* reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
(reginfo_init): Don't call allocate_reg_info.
* 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.
toplev.c (process_options): Move setter of flag_var_tracking before other tests that depend on it.
* 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.
var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match comment.
* 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.
re PR target/39065 (libiberty hashtab.c:hash_pointer() needs intptr_t)
2009-09-04 Ozkan Sezer <sezeroz@gmail.com>
PR target/39065
* configure.ac: Replace AC_CHECK_TYPE() for intptr_t and uintptr_t
with AC_TYPE_INTPTR_T and AC_TYPE_UINTPTR_T.
* config.in: Regenerated.
* configure: Regenerated.
Martin Jambor [Fri, 4 Sep 2009 11:08:12 +0000 (13:08 +0200)]
re PR tree-optimization/41112 (ACATS c43205b fails at -O2 (tree-sra))
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.
Jakub Jelinek [Fri, 4 Sep 2009 06:56:55 +0000 (08:56 +0200)]
guality.exp: Only run guality tests if a trivial testcase using guality.h compiles and links...
* 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.
re PR target/39065 (libiberty hashtab.c:hash_pointer() needs intptr_t)
2009-09-03 Ozkan Sezer <sezeroz@gmail.com>
PR target/39065
* configure.ac: Also check for intptr_t.
* config.h.in: Regenerated.
* configure: Regenerated.
* hashtab.c (hash_pointer): Cast the pointer argument to intptr_t
instead of of long.
Jakub Jelinek [Thu, 3 Sep 2009 16:33:27 +0000 (18:33 +0200)]
re PR debug/41236 (RTL checking failure compiling libgcc)
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.
Jakub Jelinek [Thu, 3 Sep 2009 16:32:07 +0000 (18:32 +0200)]
re PR debug/41238 (VTA: bootstrap failure, ICE in loc_cmp, at var-tracking.c:2456)
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.
linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
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.
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.
2009-09-01 Richard Guenther <rguenther@suse.de>
Diego Novillo <dnovillo@google.com>
* cgraph.c (cgraph_add_new_function): Remove gimplification.
* cgraphunit.c (cgraph_expand_function): Do not emit
associated thunks from here.
(cgraph_emit_thunks): New.
(cgraph_optimize): Call it.
Return if any IPA pass finds an error.
* varasm.c (finish_aliases_1): Ignore errorneous aliases used
by thunks.
2009-09-01 Simon Baldwin <simonb@google.com>
Rafael Espindola <espindola@google.com>
Richard Guenther <rguenther@suse.de>
Doug Kwan <dougkwan@google.com>
Diego Novillo <dnovillo@google.com>
* Make-lang.in (decl2.o): Add dependency on $(POINTER_SET_H).
* decl2.c: Include pointer-set.h.
(collect_candidates_for_java_method_aliases): New.
(cp_write_global_declarations): Call it.
Add local variable CANDIDATES. If set, call
build_java_method_aliases.
(build_java_method_aliases): Add argument CANDIDATES.
Use it to determine if FNDECL should get a hidden alias.
* cp-objcp-common.h (LANG_HOOKS_FREE_LANG_DATA): Define.
* cp-tree.h (cp_free_lang_data): Declare.
2009-09-03 Richard Guenther <rguenther@suse.de>
* method.c (use_thunk): Use cgraph_finalize_function to hand
off thunks to the cgraph.
* semantics.c (emit_associated_thunks): Do not emit thunks
for really extern functions.
v3: fix config.status instantiation of subdir makefiles.
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.
Michael Matz [Wed, 2 Sep 2009 21:13:34 +0000 (21:13 +0000)]
expr.h (emit_storent_insn, [...]): Declare.
* 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.
* 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.
* 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.
Martin Jambor [Wed, 2 Sep 2009 17:52:18 +0000 (19:52 +0200)]
tree-sra.c (struct access): New field grp_hint.
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.
Joseph Myers [Wed, 2 Sep 2009 16:00:24 +0000 (17:00 +0100)]
libstdc++.exp (libstdc++_init): Copy .tcc files under util/ to remote host.
* testsuite/lib/libstdc++.exp (libstdc++_init): Copy .tcc files
under util/ to remote host. Copy .h and .hpp files at more levels
under util/ to remote host.
* vmsbuild.com: Removed as unused and superceeded by makefile.vms.
* makefile.vms: Ported to Itanium VMS. Remove useless targets and
dependencies. Remove unused FORMAT variable.
* configure.com: New file to create build.com DCL script for
Itanium VMS or Alpha VMS.