145 lines
3.4 KiB
Go
145 lines
3.4 KiB
Go
package cc
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import (
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"strings"
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"android/soong/common"
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)
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var (
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arm64Cflags = []string{
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"-fno-exceptions", // from build/core/combo/select.mk
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"-Wno-multichar", // from build/core/combo/select.mk
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"-fno-strict-aliasing",
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"-fstack-protector",
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"-ffunction-sections",
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"-fdata-sections",
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"-funwind-tables",
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"-Wa,--noexecstack",
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"-Werror=format-security",
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"-D_FORTIFY_SOURCE=2",
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"-fno-short-enums",
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"-no-canonical-prefixes",
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"-fno-canonical-system-headers",
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// Help catch common 32/64-bit errors.
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"-Werror=pointer-to-int-cast",
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"-Werror=int-to-pointer-cast",
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"-fno-strict-volatile-bitfields",
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// TARGET_RELEASE_CFLAGS
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"-DNDEBUG",
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"-O2 -g",
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"-Wstrict-aliasing=2",
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"-fgcse-after-reload",
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"-frerun-cse-after-loop",
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"-frename-registers",
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}
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arm64Ldflags = []string{
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"-Wl,-z,noexecstack",
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"-Wl,-z,relro",
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"-Wl,-z,now",
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"-Wl,--build-id=md5",
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"-Wl,--warn-shared-textrel",
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"-Wl,--fatal-warnings",
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"-Wl,-maarch64linux",
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"-Wl,--hash-style=gnu",
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"-Wl,--fix-cortex-a53-843419",
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// Disable transitive dependency library symbol resolving.
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"-Wl,--allow-shlib-undefined",
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}
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arm64Cppflags = []string{
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"-fvisibility-inlines-hidden",
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}
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)
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func init() {
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pctx.StaticVariable("arm64GccVersion", "4.9")
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pctx.StaticVariable("arm64GccRoot",
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"${SrcDir}/prebuilts/gcc/${HostPrebuiltTag}/aarch64/aarch64-linux-android-${arm64GccVersion}")
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pctx.StaticVariable("arm64GccTriple", "aarch64-linux-android")
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pctx.StaticVariable("arm64Cflags", strings.Join(arm64Cflags, " "))
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pctx.StaticVariable("arm64Ldflags", strings.Join(arm64Ldflags, " "))
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pctx.StaticVariable("arm64Cppflags", strings.Join(arm64Cppflags, " "))
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pctx.StaticVariable("arm64IncludeFlags", strings.Join([]string{
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"-isystem ${LibcRoot}/arch-arm64/include",
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"-isystem ${LibcRoot}/include",
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"-isystem ${LibcRoot}/kernel/uapi",
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"-isystem ${LibcRoot}/kernel/uapi/asm-arm64",
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"-isystem ${LibmRoot}/include",
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"-isystem ${LibmRoot}/include/arm64",
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}, " "))
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pctx.StaticVariable("arm64ClangCflags", strings.Join(clangFilterUnknownCflags(arm64Cflags), " "))
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pctx.StaticVariable("arm64ClangLdflags", strings.Join(clangFilterUnknownCflags(arm64Ldflags), " "))
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pctx.StaticVariable("arm64ClangCppflags", strings.Join(clangFilterUnknownCflags(arm64Cppflags), " "))
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}
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type toolchainArm64 struct {
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toolchain64Bit
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}
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var toolchainArm64Singleton = &toolchainArm64{}
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func (t *toolchainArm64) Name() string {
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return "arm64"
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}
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func (t *toolchainArm64) GccRoot() string {
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return "${arm64GccRoot}"
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}
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func (t *toolchainArm64) GccTriple() string {
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return "${arm64GccTriple}"
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}
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func (t *toolchainArm64) GccVersion() string {
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return "${arm64GccVersion}"
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}
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func (t *toolchainArm64) Cflags() string {
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return "${arm64Cflags}"
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}
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func (t *toolchainArm64) Cppflags() string {
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return "${arm64Cppflags}"
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}
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func (t *toolchainArm64) Ldflags() string {
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return "${arm64Ldflags}"
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}
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func (t *toolchainArm64) IncludeFlags() string {
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return "${arm64IncludeFlags}"
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}
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func (t *toolchainArm64) ClangTriple() string {
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return "${arm64GccTriple}"
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}
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func (t *toolchainArm64) ClangCflags() string {
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return "${arm64ClangCflags}"
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}
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func (t *toolchainArm64) ClangCppflags() string {
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return "${arm64ClangCppflags}"
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}
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func (t *toolchainArm64) ClangLdflags() string {
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return "${arm64Ldflags}"
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}
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func arm64ToolchainFactory(archVariant string, cpuVariant string) Toolchain {
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return toolchainArm64Singleton
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}
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func init() {
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registerToolchainFactory(common.Device, common.Arm64, arm64ToolchainFactory)
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}
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