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// Copyright 2019 The Android Open Source Project
//
// 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_64RustFlags = []string{}
x86_64ArchFeatureRustFlags = map[string][]string{}
x86_64LinkFlags = []string{}
x86_64ArchVariantRustFlags = map[string][]string{
"": []string{},
"broadwell": []string{"-C target-cpu=broadwell"},
"haswell": []string{"-C target-cpu=haswell"},
"ivybridge": []string{"-C target-cpu=ivybridge"},
"sandybridge": []string{"-C target-cpu=sandybridge"},
"silvermont": []string{"-C target-cpu=silvermont"},
"skylake": []string{"-C target-cpu=skylake"},
//TODO: Add target-cpu=stoneyridge when rustc supports it.
"stoneyridge": []string{""},
}
)
func init() {
registerToolchainFactory(android.Android, android.X86_64, x86_64ToolchainFactory)
pctx.StaticVariable("X86_64ToolchainRustFlags", strings.Join(x86_64RustFlags, " "))
pctx.StaticVariable("X86_64ToolchainLinkFlags", strings.Join(x86_64LinkFlags, " "))
for variant, rustFlags := range x86_64ArchVariantRustFlags {
pctx.StaticVariable("X86_64"+variant+"VariantRustFlags",
strings.Join(rustFlags, " "))
}
}
type toolchainX86_64 struct {
toolchain64Bit
toolchainRustFlags string
}
func (t *toolchainX86_64) RustTriple() string {
return "x86_64-linux-android"
}
func (t *toolchainX86_64) ToolchainLinkFlags() string {
// Prepend the lld flags from cc_config so we stay in sync with cc
return "${config.DeviceGlobalLinkFlags} ${cc_config.X86_64Lldflags} ${config.X86_64ToolchainLinkFlags}"
}
func (t *toolchainX86_64) ToolchainRustFlags() string {
return t.toolchainRustFlags
}
func (t *toolchainX86_64) RustFlags() string {
return "${config.X86_64ToolchainRustFlags}"
}
func (t *toolchainX86_64) Supported() bool {
return true
}
func x86_64ToolchainFactory(arch android.Arch) Toolchain {
toolchainRustFlags := []string{
"${config.X86_64ToolchainRustFlags}",
"${config.X86_64" + arch.ArchVariant + "VariantRustFlags}",
}
toolchainRustFlags = append(toolchainRustFlags, deviceGlobalRustFlags...)
for _, feature := range arch.ArchFeatures {
toolchainRustFlags = append(toolchainRustFlags, x86_64ArchFeatureRustFlags[feature]...)
}
return &toolchainX86_64{
toolchainRustFlags: strings.Join(toolchainRustFlags, " "),
}
}
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