93 lines
2.4 KiB
Go
93 lines
2.4 KiB
Go
// Copyright 2019 The Android Open Source Project
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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 config
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import (
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"strings"
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"android/soong/android"
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)
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var (
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Arm64RustFlags = []string{}
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Arm64ArchFeatureRustFlags = map[string][]string{}
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Arm64LinkFlags = []string{
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"-Wl,--icf=safe",
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"-Wl,-z,max-page-size=4096",
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"-Wl,-execute-only",
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}
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Arm64ArchVariantRustFlags = map[string][]string{
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"armv8-a": []string{},
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"armv8-2a": []string{},
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}
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)
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func init() {
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registerToolchainFactory(android.Android, android.Arm64, Arm64ToolchainFactory)
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pctx.StaticVariable("Arm64ToolchainRustFlags", strings.Join(Arm64RustFlags, " "))
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pctx.StaticVariable("Arm64ToolchainLinkFlags", strings.Join(Arm64LinkFlags, " "))
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for variant, rustFlags := range Arm64ArchVariantRustFlags {
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pctx.StaticVariable("Arm64"+variant+"VariantRustFlags",
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strings.Join(rustFlags, " "))
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}
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}
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type toolchainArm64 struct {
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toolchain64Bit
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toolchainRustFlags string
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}
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func (t *toolchainArm64) RustTriple() string {
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return "aarch64-linux-android"
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}
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func (t *toolchainArm64) ToolchainLinkFlags() string {
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return "${config.DeviceGlobalLinkFlags} ${config.Arm64ToolchainLinkFlags}"
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}
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func (t *toolchainArm64) ToolchainRustFlags() string {
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return t.toolchainRustFlags
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}
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func (t *toolchainArm64) RustFlags() string {
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return "${config.Arm64ToolchainRustFlags}"
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}
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func (t *toolchainArm64) Supported() bool {
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return true
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}
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func Arm64ToolchainFactory(arch android.Arch) Toolchain {
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toolchainRustFlags := []string{
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"${config.Arm64ToolchainRustFlags}",
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"${config.Arm64" + arch.ArchVariant + "VariantRustFlags}",
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}
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toolchainRustFlags = append(toolchainRustFlags, deviceGlobalRustFlags...)
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for _, feature := range arch.ArchFeatures {
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toolchainRustFlags = append(toolchainRustFlags, Arm64ArchFeatureRustFlags[feature]...)
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}
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return &toolchainArm64{
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toolchainRustFlags: strings.Join(toolchainRustFlags, " "),
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}
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}
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