package cc import ( "strings" "android/soong/common" ) var ( linuxCflags = []string{ "-fno-exceptions", // from build/core/combo/select.mk "-Wno-multichar", // from build/core/combo/select.mk "-fdiagnostics-color", "-Wa,--noexecstack", "-fPIC", "-no-canonical-prefixes", "-U_FORTIFY_SOURCE", "-D_FORTIFY_SOURCE=2", "-fstack-protector", // Workaround differences in inttypes.h between host and target. //See bug 12708004. "-D__STDC_FORMAT_MACROS", "-D__STDC_CONSTANT_MACROS", // HOST_RELEASE_CFLAGS "-O2", // from build/core/combo/select.mk "-g", // from build/core/combo/select.mk "-fno-strict-aliasing", // from build/core/combo/select.mk } linuxLdflags = []string{ "-Wl,-z,noexecstack", "-Wl,-z,relro", "-Wl,-z,now", "-Wl,--no-undefined-version", } // Extended cflags linuxX86Cflags = []string{ "-msse3", "-mfpmath=sse", "-m32", "-march=prescott", "-D_FILE_OFFSET_BITS=64", "-D_LARGEFILE_SOURCE=1", } linuxX8664Cflags = []string{ "-m64", } linuxX86Ldflags = []string{ "-m32", `-Wl,-rpath,\$$ORIGIN/../lib`, `-Wl,-rpath,\$$ORIGIN/lib`, } linuxX8664Ldflags = []string{ "-m64", `-Wl,-rpath,\$$ORIGIN/../lib64`, `-Wl,-rpath,\$$ORIGIN/lib64`, } linuxClangCflags = append(clangFilterUnknownCflags(linuxCflags), []string{ "--gcc-toolchain=${linuxGccRoot}", "--sysroot=${linuxGccRoot}/sysroot", "-fstack-protector-strong", }...) linuxClangLdflags = append(clangFilterUnknownCflags(linuxLdflags), []string{ "--gcc-toolchain=${linuxGccRoot}", "--sysroot=${linuxGccRoot}/sysroot", }...) linuxX86ClangLdflags = append(clangFilterUnknownCflags(linuxX86Ldflags), []string{ "-B${linuxGccRoot}/lib/gcc/${linuxGccTriple}/${linuxGccVersion}/32", "-L${linuxGccRoot}/lib/gcc/${linuxGccTriple}/${linuxGccVersion}/32", "-L${linuxGccRoot}/${linuxGccTriple}/lib32", }...) linuxX8664ClangLdflags = append(clangFilterUnknownCflags(linuxX8664Ldflags), []string{ "-B${linuxGccRoot}/lib/gcc/${linuxGccTriple}/${linuxGccVersion}", "-L${linuxGccRoot}/lib/gcc/${linuxGccTriple}/${linuxGccVersion}", "-L${linuxGccRoot}/${linuxGccTriple}/lib64", }...) linuxClangCppflags = []string{ "-isystem ${linuxGccRoot}/${linuxGccTriple}/include/c++/${linuxGccVersion}", "-isystem ${linuxGccRoot}/${linuxGccTriple}/include/c++/${linuxGccVersion}/backward", } linuxX86ClangCppflags = []string{ "-isystem ${linuxGccRoot}/${linuxGccTriple}/include/c++/${linuxGccVersion}/${linuxGccTriple}/32", } linuxX8664ClangCppflags = []string{ "-isystem ${linuxGccRoot}/${linuxGccTriple}/include/c++/${linuxGccVersion}/${linuxGccTriple}", } ) const ( linuxGccVersion = "4.8" ) func init() { pctx.StaticVariable("linuxGccVersion", linuxGccVersion) pctx.SourcePathVariable("linuxGccRoot", "prebuilts/gcc/${HostPrebuiltTag}/host/x86_64-linux-glibc2.15-${linuxGccVersion}") pctx.StaticVariable("linuxGccTriple", "x86_64-linux") pctx.StaticVariable("linuxCflags", strings.Join(linuxCflags, " ")) pctx.StaticVariable("linuxLdflags", strings.Join(linuxLdflags, " ")) pctx.StaticVariable("linuxClangCflags", strings.Join(linuxClangCflags, " ")) pctx.StaticVariable("linuxClangLdflags", strings.Join(linuxClangLdflags, " ")) pctx.StaticVariable("linuxClangCppflags", strings.Join(linuxClangCppflags, " ")) // Extended cflags pctx.StaticVariable("linuxX86Cflags", strings.Join(linuxX86Cflags, " ")) pctx.StaticVariable("linuxX8664Cflags", strings.Join(linuxX8664Cflags, " ")) pctx.StaticVariable("linuxX86Ldflags", strings.Join(linuxX86Ldflags, " ")) pctx.StaticVariable("linuxX8664Ldflags", strings.Join(linuxX8664Ldflags, " ")) pctx.StaticVariable("linuxX86ClangCflags", strings.Join(clangFilterUnknownCflags(linuxX86Cflags), " ")) pctx.StaticVariable("linuxX8664ClangCflags", strings.Join(clangFilterUnknownCflags(linuxX8664Cflags), " ")) pctx.StaticVariable("linuxX86ClangLdflags", strings.Join(linuxX86ClangLdflags, " ")) pctx.StaticVariable("linuxX8664ClangLdflags", strings.Join(linuxX8664ClangLdflags, " ")) pctx.StaticVariable("linuxX86ClangCppflags", strings.Join(linuxX86ClangCppflags, " ")) pctx.StaticVariable("linuxX8664ClangCppflags", strings.Join(linuxX8664ClangCppflags, " ")) } type toolchainLinux struct { cFlags, ldFlags string } type toolchainLinuxX86 struct { toolchain32Bit toolchainLinux } type toolchainLinuxX8664 struct { toolchain64Bit toolchainLinux } func (t *toolchainLinuxX86) Name() string { return "x86" } func (t *toolchainLinuxX8664) Name() string { return "x86_64" } func (t *toolchainLinux) GccRoot() string { return "${linuxGccRoot}" } func (t *toolchainLinux) GccTriple() string { return "${linuxGccTriple}" } func (t *toolchainLinux) GccVersion() string { return linuxGccVersion } func (t *toolchainLinuxX86) Cflags() string { return "${linuxCflags} ${linuxX86Cflags}" } func (t *toolchainLinuxX8664) Cflags() string { return "${linuxCflags} ${linuxX8664Cflags}" } func (t *toolchainLinux) Cppflags() string { return "" } func (t *toolchainLinuxX86) Ldflags() string { return "${linuxLdflags} ${linuxX86Ldflags}" } func (t *toolchainLinuxX8664) Ldflags() string { return "${linuxLdflags} ${linuxX8664Ldflags}" } func (t *toolchainLinux) IncludeFlags() string { return "" } func (t *toolchainLinuxX86) ClangTriple() string { return "i686-linux-gnu" } func (t *toolchainLinuxX86) ClangCflags() string { return "${linuxClangCflags} ${linuxX86ClangCflags}" } func (t *toolchainLinuxX86) ClangCppflags() string { return "${linuxClangCppflags} ${linuxX86ClangCppflags}" } func (t *toolchainLinuxX8664) ClangTriple() string { return "x86_64-linux-gnu" } func (t *toolchainLinuxX8664) ClangCflags() string { return "${linuxClangCflags} ${linuxX8664ClangCflags}" } func (t *toolchainLinuxX8664) ClangCppflags() string { return "${linuxClangCppflags} ${linuxX8664ClangCppflags}" } func (t *toolchainLinuxX86) ClangLdflags() string { return "${linuxClangLdflags} ${linuxX86ClangLdflags}" } func (t *toolchainLinuxX8664) ClangLdflags() string { return "${linuxClangLdflags} ${linuxX8664ClangLdflags}" } var toolchainLinuxX86Singleton Toolchain = &toolchainLinuxX86{} var toolchainLinuxX8664Singleton Toolchain = &toolchainLinuxX8664{} func linuxX86ToolchainFactory(arch common.Arch) Toolchain { return toolchainLinuxX86Singleton } func linuxX8664ToolchainFactory(arch common.Arch) Toolchain { return toolchainLinuxX8664Singleton } func init() { registerHostToolchainFactory(common.Linux, common.X86, linuxX86ToolchainFactory) registerHostToolchainFactory(common.Linux, common.X86_64, linuxX8664ToolchainFactory) }