97 lines
2.6 KiB
Go
97 lines
2.6 KiB
Go
// 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 (
|
|
Arm64RustFlags = []string{}
|
|
Arm64ArchFeatureRustFlags = map[string][]string{}
|
|
Arm64LinkFlags = []string{}
|
|
|
|
Arm64ArchVariantRustFlags = map[string][]string{
|
|
"armv8-a": []string{},
|
|
"armv8-2a": []string{},
|
|
"armv8-2a-dotprod": []string{},
|
|
}
|
|
)
|
|
|
|
func init() {
|
|
registerToolchainFactory(android.Android, android.Arm64, Arm64ToolchainFactory)
|
|
|
|
pctx.StaticVariable("Arm64ToolchainRustFlags", strings.Join(Arm64RustFlags, " "))
|
|
pctx.StaticVariable("Arm64ToolchainLinkFlags", strings.Join(Arm64LinkFlags, " "))
|
|
|
|
for variant, rustFlags := range Arm64ArchVariantRustFlags {
|
|
pctx.StaticVariable("Arm64"+variant+"VariantRustFlags",
|
|
strings.Join(rustFlags, " "))
|
|
}
|
|
|
|
}
|
|
|
|
type toolchainArm64 struct {
|
|
toolchain64Bit
|
|
toolchainRustFlags string
|
|
}
|
|
|
|
func (t *toolchainArm64) RustTriple() string {
|
|
return "aarch64-linux-android"
|
|
}
|
|
|
|
func (t *toolchainArm64) ToolchainLinkFlags() string {
|
|
// Prepend the lld flags from cc_config so we stay in sync with cc
|
|
return "${config.DeviceGlobalLinkFlags} ${cc_config.Arm64Lldflags} ${config.Arm64ToolchainLinkFlags}"
|
|
}
|
|
|
|
func (t *toolchainArm64) ToolchainRustFlags() string {
|
|
return t.toolchainRustFlags
|
|
}
|
|
|
|
func (t *toolchainArm64) RustFlags() string {
|
|
return "${config.Arm64ToolchainRustFlags}"
|
|
}
|
|
|
|
func (t *toolchainArm64) Supported() bool {
|
|
return true
|
|
}
|
|
|
|
func Arm64ToolchainFactory(arch android.Arch) Toolchain {
|
|
archVariant := arch.ArchVariant
|
|
if archVariant == "" {
|
|
// arch variants defaults to armv8-a. This is mostly for
|
|
// the host target which borrows toolchain configs from here.
|
|
archVariant = "armv8-a"
|
|
}
|
|
|
|
toolchainRustFlags := []string{
|
|
"${config.Arm64ToolchainRustFlags}",
|
|
"${config.Arm64" + archVariant + "VariantRustFlags}",
|
|
}
|
|
|
|
toolchainRustFlags = append(toolchainRustFlags, deviceGlobalRustFlags...)
|
|
|
|
for _, feature := range arch.ArchFeatures {
|
|
toolchainRustFlags = append(toolchainRustFlags, Arm64ArchFeatureRustFlags[feature]...)
|
|
}
|
|
|
|
return &toolchainArm64{
|
|
toolchainRustFlags: strings.Join(toolchainRustFlags, " "),
|
|
}
|
|
}
|