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// Copyright 2015 Google Inc. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package config
import (
"strings"
"android/soong/android"
)
var (
x86_64Cflags = []string{
// Help catch common 32/64-bit errors.
"-Werror=implicit-function-declaration",
}
x86_64Cppflags = []string{}
x86_64Ldflags = []string{
"-Wl,--hash-style=gnu",
}
x86_64Lldflags = ClangFilterUnknownLldflags(x86_64Ldflags)
x86_64ArchVariantCflags = map[string][]string{
"": []string{
"-march=x86-64",
},
"broadwell": []string{
"-march=broadwell",
},
"haswell": []string{
"-march=core-avx2",
},
"ivybridge": []string{
"-march=core-avx-i",
},
"sandybridge": []string{
"-march=corei7",
},
"silvermont": []string{
"-march=slm",
},
"skylake": []string{
"-march=skylake",
},
"stoneyridge": []string{
"-march=bdver4",
},
}
x86_64ArchFeatureCflags = map[string][]string{
"ssse3": []string{"-mssse3"},
"sse4": []string{"-msse4"},
"sse4_1": []string{"-msse4.1"},
"sse4_2": []string{"-msse4.2"},
// Not all cases there is performance gain by enabling -mavx -mavx2
// flags so these flags are not enabled by default.
// if there is performance gain in individual library components,
// the compiler flags can be set in corresponding bp files.
// "avx": []string{"-mavx"},
// "avx2": []string{"-mavx2"},
// "avx512": []string{"-mavx512"}
"popcnt": []string{"-mpopcnt"},
"aes_ni": []string{"-maes"},
}
)
const (
x86_64GccVersion = "4.9"
)
func init() {
android.RegisterDefaultArchVariantFeatures(android.Android, android.X86_64,
"ssse3",
"sse4",
"sse4_1",
"sse4_2",
"popcnt")
pctx.StaticVariable("x86_64GccVersion", x86_64GccVersion)
pctx.SourcePathVariable("X86_64GccRoot",
"prebuilts/gcc/${HostPrebuiltTag}/x86/x86_64-linux-android-${x86_64GccVersion}")
pctx.StaticVariable("X86_64ToolchainCflags", "-m64")
pctx.StaticVariable("X86_64ToolchainLdflags", "-m64")
pctx.StaticVariable("X86_64Ldflags", strings.Join(x86_64Ldflags, " "))
pctx.StaticVariable("X86_64Lldflags", strings.Join(x86_64Lldflags, " "))
// Clang cflags
pctx.StaticVariable("X86_64ClangCflags", strings.Join(ClangFilterUnknownCflags(x86_64Cflags), " "))
pctx.StaticVariable("X86_64ClangLdflags", strings.Join(ClangFilterUnknownCflags(x86_64Ldflags), " "))
pctx.StaticVariable("X86_64ClangLldflags", strings.Join(ClangFilterUnknownCflags(x86_64Lldflags), " "))
pctx.StaticVariable("X86_64ClangCppflags", strings.Join(ClangFilterUnknownCflags(x86_64Cppflags), " "))
// Yasm flags
pctx.StaticVariable("X86_64YasmFlags", "-f elf64 -m amd64")
// Extended cflags
// Architecture variant cflags
for variant, cflags := range x86_64ArchVariantCflags {
pctx.StaticVariable("X86_64"+variant+"VariantClangCflags",
strings.Join(ClangFilterUnknownCflags(cflags), " "))
}
}
type toolchainX86_64 struct {
toolchain64Bit
toolchainClangCflags string
}
func (t *toolchainX86_64) Name() string {
return "x86_64"
}
func (t *toolchainX86_64) GccRoot() string {
return "${config.X86_64GccRoot}"
}
func (t *toolchainX86_64) GccTriple() string {
return "x86_64-linux-android"
}
func (t *toolchainX86_64) GccVersion() string {
return x86_64GccVersion
}
func (t *toolchainX86_64) IncludeFlags() string {
return ""
}
func (t *toolchainX86_64) ClangTriple() string {
return t.GccTriple()
}
func (t *toolchainX86_64) ToolchainClangLdflags() string {
return "${config.X86_64ToolchainLdflags}"
}
func (t *toolchainX86_64) ToolchainClangCflags() string {
return t.toolchainClangCflags
}
func (t *toolchainX86_64) ClangCflags() string {
return "${config.X86_64ClangCflags}"
}
func (t *toolchainX86_64) ClangCppflags() string {
return "${config.X86_64ClangCppflags}"
}
func (t *toolchainX86_64) ClangLdflags() string {
return "${config.X86_64Ldflags}"
}
func (t *toolchainX86_64) ClangLldflags() string {
return "${config.X86_64Lldflags}"
}
func (t *toolchainX86_64) YasmFlags() string {
return "${config.X86_64YasmFlags}"
}
func (toolchainX86_64) LibclangRuntimeLibraryArch() string {
return "x86_64"
}
func x86_64ToolchainFactory(arch android.Arch) Toolchain {
toolchainClangCflags := []string{
"${config.X86_64ToolchainCflags}",
"${config.X86_64" + arch.ArchVariant + "VariantClangCflags}",
}
for _, feature := range arch.ArchFeatures {
toolchainClangCflags = append(toolchainClangCflags, x86_64ArchFeatureCflags[feature]...)
}
return &toolchainX86_64{
toolchainClangCflags: strings.Join(toolchainClangCflags, " "),
}
}
func init() {
registerToolchainFactory(android.Android, android.X86_64, x86_64ToolchainFactory)
}
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