6d11dd87c0
-funswitch-loops is in the arm instruction set flags, but unsupported by clang. Make removes clang unknown cflags from the instruction set flags. This was producing a warning, causing -Werror to fail on libm. Change-Id: Ibc69c9af04a738aa8adeb5549900e2b53ab754f0
88 lines
2.1 KiB
Go
88 lines
2.1 KiB
Go
// Copyright 2015 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package cc
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import (
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"fmt"
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"android/soong/common"
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)
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type toolchainFactory func(archVariant string, cpuVariant string) Toolchain
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var toolchainFactories = map[common.HostOrDevice]map[common.ArchType]toolchainFactory{
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common.Host: make(map[common.ArchType]toolchainFactory),
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common.Device: make(map[common.ArchType]toolchainFactory),
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}
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func registerToolchainFactory(hod common.HostOrDevice, arch common.ArchType,
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factory toolchainFactory) {
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toolchainFactories[hod][arch] = factory
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}
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type Toolchain interface {
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Name() string
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GccRoot() string
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GccTriple() string
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GccVersion() string
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Cflags() string
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Cppflags() string
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Ldflags() string
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IncludeFlags() string
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InstructionSetFlags(string) (string, error)
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ClangTriple() string
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ClangCflags() string
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ClangCppflags() string
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ClangLdflags() string
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ClangInstructionSetFlags(string) (string, error)
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Is64Bit() bool
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}
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type toolchainBase struct {
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}
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func (toolchainBase) InstructionSetFlags(s string) (string, error) {
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if s != "" {
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return "", fmt.Errorf("instruction_set: %s is not a supported instruction set", s)
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}
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return "", nil
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}
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func (toolchainBase) ClangInstructionSetFlags(s string) (string, error) {
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if s != "" {
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return "", fmt.Errorf("instruction_set: %s is not a supported instruction set", s)
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}
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return "", nil
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}
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type toolchain64Bit struct {
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toolchainBase
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}
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func (toolchain64Bit) Is64Bit() bool {
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return true
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}
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type toolchain32Bit struct {
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toolchainBase
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}
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func (toolchain32Bit) Is64Bit() bool {
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return false
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}
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