hubicka [Tue, 8 Dec 2015 22:02:23 +0000 (22:02 +0000)]
PR ipa/61886
* varpool.c (varpool_node::get_availability): Recurse only on
weakrefs with definition in the target.
(symbol_table::remove_unreferenced_decls): Keep aliases in the boundary.
hubicka [Tue, 8 Dec 2015 22:01:41 +0000 (22:01 +0000)]
PR ipa/61886
* ipa-visibility.c (can_replace_by_local_alias): Look through transparent
aliaes; refuse weakrefs.
(update_visibility_by_resolution_info): Skip transparent aliases in the
analysis part
hubicka [Tue, 8 Dec 2015 22:00:55 +0000 (22:00 +0000)]
PR ipa/61886
* symtab.c (symtab_node::verify_base): Fix thinko in a conditional.
(symtab_node::noninterposable_alias): Do not accept transparent
aliases.
hubicka [Tue, 8 Dec 2015 20:46:42 +0000 (20:46 +0000)]
PR ipa/61886
* lto-partition.c (add_symbol_to_partition_1): Transparent aliases
are not part of the definition.
(contained_in_symbol): Likewise.
(promote_symbol): When promoting a symbol also promote all transparent
aliases.
(rename_statics): Weakref needs unique name, too.
uros [Tue, 8 Dec 2015 18:41:21 +0000 (18:41 +0000)]
PR target/68701
* config/i386/i386.c (ix86_option_override_internal): Enable
-maccumulate-outgoing-args when %ebp is fixed due to stack
realignment requirements.
testsuite/ChangeLog:
PR target/68701
* testsuite/gcc.target/i386/pr68701-1.c: New test.
* testsuite/gcc.target/i386/pr68701-2.c: Ditto.
dmalcolm [Tue, 8 Dec 2015 17:03:26 +0000 (17:03 +0000)]
C: fix uninitialized ranges for __alignof__
gcc/c/ChangeLog:
* c-parser.c (c_parser_alignof_expression): Capture location of
closing parenthesis (if any), or of end of unary expression, and
use it to build a src_range for the expression.
gcc/testsuite/ChangeLog:
* gcc.dg/plugin/diagnostic-test-expressions-1.c (test_alignof):
New test function.
dmalcolm [Tue, 8 Dec 2015 16:57:27 +0000 (16:57 +0000)]
PR c/68757: fix uninitialized src_range for various builtins
gcc/c/ChangeLog:
PR c/68757
* c-parser.c (c_parser_get_builtin_args): Add
"out_close_paren_loc" param, and write back to it.
(c_parser_postfix_expression): Capture the closing
parenthesis location for RID_CHOOSE_EXPR,
RID_BUILTIN_CALL_WITH_STATIC_CHAIN, RID_BUILTIN_COMPLEX,
RID_BUILTIN_SHUFFLE and use it to set the source range
for such expressions; within RID_BUILTIN_COMPLEX set
the underlying location.
gcc/testsuite/ChangeLog:
PR c/68757
* gcc.dg/plugin/diagnostic-test-expressions-1.c
(test_builtin_choose_expr): New test function.
(test_builtin_call_with_static_chain): Likewise.
(test_builtin_complex): Likewise.
(test_builtin_shuffle): Likewise.
* lib/target-supports.exp
(check_effective_target_arm_vfp_ok_nocache): New.
(check_effective_target_arm_vfp_ok): Call the new
check_effective_target_arm_vfp_ok_nocache function.
(check_effective_target_arm_fp_ok_nocache): New.
(check_effective_target_arm_fp_ok): New.
(add_options_for_arm_fp): New.
(check_effective_target_arm_crypto_ok_nocache): Require
target_arm_v8_neon_ok instead of arm32.
(check_effective_target_arm_crypto_pragma_ok_nocache): New.
(check_effective_target_arm_crypto_pragma_ok): New.
(add_options_for_arm_vfp): New.
* gcc.target/arm/attr-crypto.c: Use arm_crypto_pragma_ok effective
target. Do not force -mfloat-abi=softfp, use arm_vfp effective
target instead.
* gcc.target/arm/attr-neon-builtin-fail.c: Do not force
-mfloat-abi=softfp, use arm_fp effective target instead.
* gcc.target/arm/attr-neon-fp16.c: Likewise. Remove arm_neon_ok
dependency.
* gcc.target/arm/attr-neon2.c: Do not force -mfloat-abi=softfp,
use arm_vfp effective target instead.
* gcc.target/arm/attr-neon3.c: Likewise.
sje [Mon, 7 Dec 2015 20:37:38 +0000 (20:37 +0000)]
2015-12-07 Steve Ellcey <sellcey@imgtec.com>
* reorg.c (optimize_skip): Do not put frame related instructions
in annulled delay slots.
(steal_delay_list_from_target): Ditto.
(fill_slots_from_thread): Ditto.
jason [Mon, 7 Dec 2015 19:34:11 +0000 (19:34 +0000)]
PR c++/68464
* cp-gimplify.c (cp_fold): Don't assume X has TREE_TYPE.
(cp_genericize): Don't do cp_fold_r here.
(cp_fold_function): New.
* cp-tree.h: Declare it.
* decl.c (finish_function): Call it and the pre-genericize plugin
before NRV processing.
jason [Mon, 7 Dec 2015 19:33:59 +0000 (19:33 +0000)]
gcc/testsuite/
* lib/g++.exp: Also find -std list in GXX_TESTSUITE_STDS
environment variable.
gcc/cp/
* Make-lang.in (check-c++1z, check-c++-all): Use GXX_TESTSUITE_STDS.
evandro [Mon, 7 Dec 2015 19:30:01 +0000 (19:30 +0000)]
Add scheduling model for Exynos M1
gcc/
* config/aarch64/aarch64-cores.def: Use the Exynos M1 sched model.
* config/aarch64/aarch64.md: Include "exynos-m1.md".
* config/arm/arm.md: Likewise.
* config/arm/exynos-m1.md: New file.
ebotcazou [Mon, 7 Dec 2015 16:45:45 +0000 (16:45 +0000)]
PR middle-end/68291
PR middle-end/68292
* cfgexpand.c (set_rtl): Always accept PARALLELs with BLKmode for
SSA names based on RESULT_DECLs.
* function.c (expand_function_start): Do not create BLKmode REGs
for GIMPLE registers when coalescing is enabled.
dmalcolm [Mon, 7 Dec 2015 16:07:00 +0000 (16:07 +0000)]
Fix missing range information for "%q+D" format code
gcc/c-family/ChangeLog:
* c-common.c (c_cpp_error): Update for change to
rich_location::set_range.
gcc/fortran/ChangeLog:
* error.c (gfc_format_decoder): Update for change of
text_info::set_range to text_info::set_location.
gcc/ChangeLog:
* pretty-print.c (text_info::set_range): Rename to...
(text_info::set_location): ...this, converting 2nd param
from source_range to a location_t.
* pretty-print.h (text_info::set_location): Convert
from inline function to external definition.
(text_info::set_range): Delete.
gcc/testsuite/ChangeLog:
* gcc.dg/diagnostic-ranges-1.c: New test file.
* gcc.dg/plugin/diagnostic-test-show-locus-bw.c
(test_percent_q_plus_d): New test function.
* gcc.dg/plugin/diagnostic_plugin_test_show_locus.c
(test_show_locus): Rewrite test code using
rich_location::set_range. Add code to unit-test the "%q+D"
format code.
libcpp/ChangeLog:
* include/line-map.h (rich_location::set_range): Add line_maps *
param; convert param from source_range to source_location. Drop
"overwrite_loc_p" param.
* line-map.c (rich_location::set_range): Likewise, acting as if
"overwrite_loc_p" were true, and getting range from the location.
kyukhin [Mon, 7 Dec 2015 11:12:41 +0000 (11:12 +0000)]
PR target/68627
gcc/
* config/i386/sse.md: Make 'v' alternative work on 'avx512f' ISA only.
Force destination to 512 bits register.
gcc/testsuite/
* gfortran.dg/pr68627.f: New test.
jason [Mon, 7 Dec 2015 04:35:08 +0000 (04:35 +0000)]
Fix decltype-call1.C with -std=c++1z.
* parser.h (struct cp_token): Tell GTY that CPP_DECLTYPE uses
tree_check_value.
* parser.c (cp_parser_decltype): Use tree_check_value.
(saved_checks_value): New.
(cp_parser_nested_name_specifier_opt): Use it.
(cp_parser_template_id): Use it.
(cp_parser_simple_type_specifier): Use it.
(cp_parser_pre_parsed_nested_name_specifier): Use it.
jason [Mon, 7 Dec 2015 04:34:57 +0000 (04:34 +0000)]
Fix template/ref1.C, nontype15.C, addr-builtin1.C with -std=c++1z.
* parser.c (cp_parser_template_argument): Handle references in
C++1z mode.
* constexpr.c (potential_constant_expression_1): Don't error about
TREE_THIS_VOLATILE on declarations.
[COMPONENT_REF]: Don't consider the object if we're dealing with an
overloaded function.
jason [Mon, 7 Dec 2015 04:34:43 +0000 (04:34 +0000)]
PR c++/68597, fix auto9.C and auto-neg1.C with -std=c++1z.
* decl.c (check_tag_decl): Use ds_type_spec in auto diagnostic.
* typeck.c (check_return_expr): Check for inconsistent deduction.
* parser.c (class type_id_in_expr_sentinel): New.
(cp_parser_primary_expression) [RID_VA_ARG]: Use it.
(cp_parser_new_expression): Use it.
(cp_parser_trait_expr): Use it.
(cp_parser_type_id_1): Complain about auto if in_type_id_in_expr_p.
(cp_parser_default_type_template_argument): Check for auto.
(cp_parser_type_id_list): Likewise.
(cp_parser_simple_type_specifier): Allow auto parms if flag_concepts.
* pt.c (do_auto_deduction): Handle erroneous type.
jason [Mon, 7 Dec 2015 04:34:36 +0000 (04:34 +0000)]
* g++.dg/cpp0x/static_assert8.C: Fix for -std=c++1z.
* g++.dg/cpp0x/auto3.C: Fix for -std=c++1z.
* g++.dg/cpp1y/feat-cxx14.C: Only run with -std=c++14.
* g++.dg/cpp1y/feat-cxx14-neg.C: Only run with -std=c++14.
* g++.dg/cpp1z/feat-cxx1z.C: Fill in from feat-cxx14.C.
* g++.dg/cpp1z/fold5.C: Don't run with -std=c++1z.
* g++.dg/template/function1.C: Don't run with -std=c++1z.
* g++.dg/template/call4.C: Fix access.
* g++.dg/parse/crash31.C: Remove expected error text.
spop [Fri, 4 Dec 2015 21:38:56 +0000 (21:38 +0000)]
check that all the scev applied ops have are dominated by their defs
2015-12-02 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* gcc.dg/graphite/id-29.c: New test.
gcc/ChangeLog:
2015-12-02 Aditya Kumar <aditya.k7@samsung.com>
Sebastian Pop <s.pop@samsung.com>
* graphite-isl-ast-to-gimple.c (translate_isl_ast_node_user): Improve debug.
(get_rename_from_scev): Check that all the ops in an expression have their uses dominated by corresponding defs.
spop [Fri, 4 Dec 2015 21:36:55 +0000 (21:36 +0000)]
fix PR68693: Check for loop structure when extending the SCoP
The check for dominance while extending the scop assumed that
multiple successors meant a loop which is not true in case of
conditionals around the loop.
Improved pretty printers for better debugging.
PR tree-optimization/68693
* graphite-scop-detection.c (dot_all_sese): New
(dot_all_scops_1): Renamed to dot_all_sese.
(dot_all_scops): Removed.
(dot_sese): New.
(dot_cfg): New.
(scop_detection::get_nearest_dom_with_single_entry): Check that preds are from different loop levels.
(scop_detection::get_nearest_pdom_with_single_exit): Check that succs are from different loop levels.
(scop_detection::print_sese): Inlined.
(scop_detection::print_edge): New.
(scop_detection::merge_sese): Added dumps.
* graphite.h: Add declarations.
jason [Fri, 4 Dec 2015 18:18:27 +0000 (18:18 +0000)]
PR c++/68645
* parser.c (cp_parser_direct_declarator)
(cp_parser_late_return_type_opt): Put Cilk+ attributes on
declarator->attributes, not std_attributes.
dmalcolm [Fri, 4 Dec 2015 18:09:54 +0000 (18:09 +0000)]
C++ FE: expression ranges
gcc/ChangeLog:
* convert.c (convert_to_real_1): When converting from a
REAL_TYPE, preserve the location of EXPR in the result.
* tree.c (get_pure_location): Make non-static.
(set_source_range): Return the resulting location_t.
(make_location): New function.
* tree.h (get_pure_location): New decl.
(get_finish): New inline function.
(set_source_range): Convert return type from void to location_t.
(make_location): New decl.
gcc/cp/ChangeLog:
* cp-tree.h (class cp_expr): New class.
(finish_parenthesized_expr): Convert return type and param to
cp_expr.
(perform_koenig_lookup): Convert return type and param from tree
to cp_expr.
(finish_increment_expr): Likewise.
(finish_unary_op_expr): Likewise.
(finish_id_expression): Likewise for return type.
(build_class_member_access_expr): Likewise for param.
(finish_class_member_access_expr): Likewise.
(build_x_unary_op): Likewise.
(build_c_cast): New decl.
(build_x_modify_expr): Convert return type from tree to cp_expr.
* cvt.c (cp_convert_and_check): When warning about conversions,
attempt to use the location of "expr" if available, otherwise
falling back to the old behavior of using input_location.
* name-lookup.c (lookup_arg_dependent_1): Convert return type from
tree to cp_expr.
(lookup_arg_dependent): Likewise; also for local "ret".
* name-lookup.h (lookup_arg_dependent): Likewise for return type.
* parser.c (cp_lexer_previous_token): Skip past purged tokens.
(struct cp_parser_expression_stack_entry): Convert field "lhs" to
cp_expr.
(cp_parser_identifier): Likewise for return type. Use cp_expr
ctor to preserve the token's location.
(cp_parser_string_literal): Likewise, building up a meaningful
location for the case where a compound string literal is built by
concatentation.
(cp_parser_userdef_char_literal): Likewise for return type.
(cp_parser_userdef_numeric_literal): Likewise.
(cp_parser_statement_expr): Convert return type to cp_expr.
Generate a suitable location for the expr and return it via the
cp_expr ctor.
(cp_parser_fold_expression): Convert return type to cp_expr.
(cp_parser_primary_expression): Likewise, and for locals "expr",
"lam", "id_expression", "decl".
Use cp_expr ctor when parsing literals, to preserve the spelling
location of the token. Preserve the locations of parentheses.
Preserve location when calling objc_lookup_ivar.
Preserve the location for "this" tokens. Generate suitable
locations for "__builtin_va_arg" constructs and for
Objective C 2.0 dot-syntax. Set the location for the result of
finish_id_expression.
(cp_parser_primary_expression): Convert return type from tree to
cp_expr.
(cp_parser_id_expression): Likewise.
(cp_parser_unqualified_id): Likewise. Also for local "id".
(cp_parser_postfix_expression): Likewise, also for local
"postfix_expression". Generate suitable locations for
C++-style casts, "_Cilk_spawn" constructs. Convert local
"initializer" to cp_expr and use it to preserve the location of
compound literals. Capture the location of the closing
parenthesis of a call site via
cp_parser_parenthesized_expression_list, and use it to build
a source range for a call. Use cp_expr in ternary expression.
(cp_parser_postfix_dot_deref_expression): Convert param from tree to
cp_expr. Generate and set a location.
(cp_parser_parenthesized_expression_list): Add "close_paren_loc"
out-param, and write back to it.
(cp_parser_unary_expression): Convert return type from tree to
cp_expr. Also for locals "cast_expression" and "expression".
Generate and use suitable locations for addresses of
labels and for cast expressions. Call cp_expr::set_location where
necessary. Preserve the locations of negated numeric literals.
(cp_parser_new_expression): Generate meaningful locations/ranges.
(cp_parser_cast_expression): Convert return type from tree to
cp_expr; also for local "expr". Use the paren location to generate a
meaningful range for the expression.
(cp_parser_binary_expression): Convert return type from tree to
cp_expr; also for local "rhs". Generate a meaningful location
for the expression, and use it. Replace call to
protected_set_expr_location by converting a build2 to a build2_loc
and using the location in the call to build_x_binary_op, adding a
cp_expr::set_location to the latter case.
(cp_parser_question_colon_clause): Convert param from tree to
cp_expr; also for local "assignment_expr". Set the spelling range
of the expression.
(cp_parser_assignment_expression): Likewise for return type and
locals "expr" and "rhs". Build a meaningful spelling range for
the expression. Remove saving of input_location in favor of a
call to cp_expr::set_location.
(cp_parser_expression): Convert return type and locals
"expression" and "assignment_expression" to cp_expr. Build a
meaningful spelling range for assignment expressions.
(cp_parser_constant_expression): Likewise for return type and
local "expression".
(cp_parser_builtin_offsetof): Convert return type and local "expr"
to cp_expr. Generate suitable locations.
(cp_parser_lambda_expression): Convert return return type to
cp_expr.
(cp_parser_operator_function_id): Likewise.
(cp_parser_operator): Likewise. Generate a meaningful range,
using cp_expr's ctor to return it.
(cp_parser_template_id): When converting a token to
CPP_TEMPLATE_ID, update the location.
(cp_parser_initializer_clause): Convert return type and local
"initializer" to cp_expr.
(cp_parser_braced_list): Likewise for return type. Generate
suitable locations.
(cp_parser_lookup_name): Likewise for return type. Use cp_expr's
ctor to preserve the location_t of the name.
(cp_parser_simple_cast_expression): Likewise for return type.
(cp_parser_functional_cast): Convert return type and local "cast"
to cp_expr. Generate suitable locations.
(cp_parser_objc_expression): Convert return type to cp_expr.k Generate
(cp_parser_objc_message_expression): Generate suitable locations.
(cp_parser_objc_encode_expression): Convert return type to
cp_expr. Generate suitable locations.
(cp_parser_objc_protocol_expression): Generate suitable locations.
(cp_parser_objc_selector_expression): Generate suitable locations.
(cp_parser_omp_for_cond): Attempt to use the location
of "cond" for the binary op.
(cp_parser_transaction_expression): Issue the tm-not-enabled error
at the location of the __transaction_foo token, rather than at
input_location.
* semantics.c (finish_parenthesized_expr): Convert return type and
param to cp_expr. Preserve location.
(perform_koenig_lookup): Likewise for return type
and param.
(finish_increment_expr): Likewise. Generate suitable locations.
(finish_unary_op_expr): Likewise for return type and local "result".
Generate suitable locations.
(finish_id_expression): Convert return type to cp_expr and use
cp_expr ctor to preserve location information.
* typeck.c (build_class_member_access_expr): Convert param to
cp_expr.
(finish_class_member_access_expr): Likewise.
(cp_build_binary_op): Convert a build2 to a build2_loc.
(build_x_unary_op): Convert param from tree to cp_expr.
(build_nop): Preserve the location of EXPR.
(build_c_cast): Provide an overloaded variant that takes a cp_expr
and returns a cp_expr.
(build_x_modify_expr): Convert return type from tree to cp_expr.
gcc/testsuite/ChangeLog:
* g++.dg/cpp0x/nsdmi-template14.C: Move dg-error directive.
* g++.dg/gomp/loop-1.C: Update dg-error locations.
* g++.dg/plugin/diagnostic-test-expressions-1.C: New file, adapted
from gcc.dg/plugin/diagnostic-test-expressions-1.c.
* g++.dg/plugin/plugin.exp (plugin_test_list): Add the above.
* g++.dg/template/crash55.C: Update dg-error directives.
* g++.dg/template/pseudodtor3.C: Update column numbers in dg-error
directives.
* g++.dg/template/pr64100.C: Update location of dg-error
directive.
* g++.dg/template/ref3.C: Add XFAIL (PR c++/68699).
* g++.dg/ubsan/pr63956.C: Update dg directives to reflect
improved location information.
* g++.dg/warn/pr35635.C (func3): Update location of a
dg-warning.
* g++.dg/warn/Wconversion-real-integer2.C: Update location of
dg-warning; add a dg-message.
* obj-c++.dg/plugin/diagnostic-test-expressions-1.mm: New file,
based on objc.dg/plugin/diagnostic-test-expressions-1.m.
* obj-c++.dg/plugin/plugin.exp: New file, based on
objc.dg/plugin/plugin.exp.
jakub [Fri, 4 Dec 2015 18:04:06 +0000 (18:04 +0000)]
PR c/68656
* toplev.c (init_asm_output): Pass UNKNOWN_LOCATION instead of
input_location to inform.
(process_options): Use warning_at (UNKNOWN_LOCATION instead of
warning ( and error_at (UNKNOWN_LOCATION instead of error (.
Pass UNKNOWN_LOCATION instead of input_location to fatal_error.
* gcc.target/i386/pr65044.c: Expect error on line 0 rather than
line 1.
* g++.dg/opt/pr34036.C: Expect warning on line 0 rather than line 1.
* gcc.dg/tree-ssa/pr23109.c: Likewise.
* gcc.dg/tree-ssa/recip-5.c: Likewise.
* gcc.dg/pr33007.c: Likewise.
hubicka [Fri, 4 Dec 2015 18:02:26 +0000 (18:02 +0000)]
* ipa-inline.c (can_inline_edge_p) Use merged_comdat.
* cgraphclones.c (cgraph_node::create_clone): Use merged_comdat.
* cgraph.c (cgraph_node::dump): Dump merged_comdat.
* ipa-icf.c (sem_function::merge): Drop merged_comdat when merging
comdat and non-comdat.
* cgraph.h (cgraph_node): Rename merged to merged_comdat.
* ipa-inline-analysis.c (simple_edge_hints): Check both merged_comdat
and icf_merged.
bonzini [Fri, 4 Dec 2015 17:43:53 +0000 (17:43 +0000)]
gcc:
2015-12-04 Paolo Bonzini <bonzini@gnu.org>
* c-family/c-common.c (maybe_warn_shift_overflow): Warn on all
overflows if shifting 1 out of the sign bit.
gcc/testsuite:
2015-12-04 Paolo Bonzini <bonzini@gnu.org>
* c-c++-common/Wshift-overflow-1.c: Test shifting 1 out of the sign bit.
* c-c++-common/Wshift-overflow-2.c: Test shifting 1 out of the sign bit.
* c-c++-common/Wshift-overflow-3.c: Test shifting 1 out of the sign bit.
* c-c++-common/Wshift-overflow-4.c: Test shifting 1 out of the sign bit.
* c-c++-common/Wshift-overflow-6.c: Test shifting 1 out of the sign bit.
* c-c++-common/Wshift-overflow-7.c: Test shifting 1 out of the sign bit.
redi [Fri, 4 Dec 2015 17:32:40 +0000 (17:32 +0000)]
PR libstdc++/57060 cope with invalid thread IDs
PR libstdc++/57060
* include/std/thread (operator==(thread::id, thread::id)): Do not use
__gthread_equal.
(operator<(thread::id, thread::id)): Add comment.
(this_thread::get_id()): Do not use __gthread_self for single-threaded
programs using glibc.
* testsuite/30_threads/this_thread/57060.cc: New.
segher [Fri, 4 Dec 2015 17:28:54 +0000 (17:28 +0000)]
rs6000: Clean up the cstore code a bit
"register_operand" was a bit confusing. Also some other minor cleanups.
* (cstore<mode>4_unsigned): Use gpc_reg_operand instead of
register_operand. Remove empty constraints. Use std::swap.
(cstore_si_as_di, cstore<mode>4_signed_imm,
cstore<mode>4_unsigned_imm, cstore<mode>4 for GPR): Use
gpc_reg_operand instead of register_operand.
(cstore<mode>4 for FP): Use gpc_reg_operand instead of
register_operand. Remove empty constraints.
nickc [Fri, 4 Dec 2015 17:24:30 +0000 (17:24 +0000)]
gcc * config.gcc (extra_gcc_objs): Define for MSP430.
* common/config/msp430/msp430-common.c (msp430_handle_option):
Pass both -mmcu and -mcpu on to the back end if they are both
defined.
* config/msp430/msp430.c (hwmult_name): New function.
(msp430_option_override): If an unrecognised MCU name is
detected only warn if the user has not provided suitable
-mhwmult and -mcpu options. Use msp430_warn_mcu to control
warning messages. Generate warnings about conflicts between
-mmcu and -mcpu and -mhwmult options.
If neither -mcpu nor -mmcu have been specified but -mhwmult=
f5series has the select the 430X isa.
(msp430_no_hwmult): If -mmcu has not been specified and
msp430_hwmult_type is AUTO then return true.
* config/msp430/msp430.h (EXTRA_SPEC_FUNCTIONS): Define.
(LIB_SPEC): Add hardware multiply library selection.
* config/msp430/t-msp430: Delete hardware multiply multilibs.
Add rule to build driver-msp430.o
* config/msp430/driver-msp430.c: New file.
* config/msp430/msp430.opt (warn-mcu): New option.
* doc/invoke.texi: Update description of -mhwmult=auto.
Document -mwarn-mcu option.
tests * gcc.target/msp430/msp_abi_div_funcs.c: New test.
* gcc.target/msp430/mul_main.h: New test support file.
* gcc.target/msp430/mul_none.c: New test.
* gcc.target/msp430/mul_16bit.c: New test.
* gcc.target/msp430/mul_32bit.c: New test.
* gcc.target/msp430/mul_f5.c: New test.
libgcc * config/msp430/mpy.c (__mulhi3): Use a faster algorithm.
Allow for the second argument being negative.
* config.host (extra_parts): Define for MSP430. Create separate
libraries for each of the hardware multiply formats.
* config/msp430/lib2hw_mul.S: Build only the multiply routines
that are needed.
* config/msp430/lib2mul.c: Likewise.
* config/msp430/t-msp430 (LIB2ADD): Remove lib2hw_mul.S.
Add rules to build hardware multiply libraries.
* config/msp430/lib2divSI.c: (__mspabi_divlu): Alias for
__mspabi_divul function.
(__mspabi_divllu): New stub function.
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