1 files changed, 82 insertions, 0 deletions
diff --git a/make/platform/clang_linux.mk b/make/platform/clang_linux.mk
new file mode 100644
index 000000000000..b3a77593a1ef
--- /dev/null
+++ b/make/platform/clang_linux.mk
@@ -0,0 +1,82 @@
+Description := Static runtime libraries for clang/Linux.
+
+###
+
+CC := clang
+Arch := unknown
+Configs :=
+
+# We don't currently have any general purpose way to target architectures other
+# than the compiler defaults (because there is no generalized way to invoke
+# cross compilers). For now, we just find the target archicture of the compiler
+# and only define configurations we know that compiler can generate.
+CompilerTargetTriple := $(shell \
+	$(CC) -v 2>&1 | grep 'Target:' | cut -d' ' -f2)
+ifneq ($(DEBUGMAKE),)
+ifeq ($(CompilerTargetTriple),)
+$(error "unable to infer compiler target triple for $(CC)")
+endif
+endif
+
+CompilerTargetArch := $(firstword $(subst -, ,$(CompilerTargetTriple)))
+
+# Only define configs if we detected a linux target.
+ifneq ($(findstring -linux-,$(CompilerTargetTriple)),)
+
+# Configurations which just include all the runtime functions.
+ifeq ($(call contains,i386 x86_64,$(CompilerTargetArch)),true)
+Configs += full-i386 full-x86_64
+Arch.full-i386 := i386
+Arch.full-x86_64 := x86_64
+endif
+
+# Configuration for profile runtime.
+ifeq ($(call contains,i386 x86_64,$(CompilerTargetArch)),true)
+Configs += profile-i386 profile-x86_64
+Arch.profile-i386 := i386
+Arch.profile-x86_64 := x86_64
+endif
+
+# Configuration for ASAN runtime.
+ifeq ($(CompilerTargetArch),i386)
+Configs += asan-i386
+Arch.asan-i386 := i386
+endif
+ifeq ($(CompilerTargetArch),x86_64)
+Configs += asan-x86_64
+Arch.asan-x86_64 := x86_64
+endif
+
+endif
+
+###
+
+CFLAGS := -Wall -Werror -O3 -fomit-frame-pointer
+
+CFLAGS.full-i386 := $(CFLAGS) -m32
+CFLAGS.full-x86_64 := $(CFLAGS) -m64
+CFLAGS.profile-i386 := $(CFLAGS) -m32
+CFLAGS.profile-x86_64 := $(CFLAGS) -m64
+CFLAGS.asan-i386 := $(CFLAGS) -m32
+CFLAGS.asan-x86_64 := $(CFLAGS) -m64
+
+# Use our stub SDK as the sysroot to support more portable building. For now we
+# just do this for the non-ASAN modules, because the stub SDK doesn't have
+# enough support to build ASAN.
+CFLAGS.full-i386 += --sysroot=$(ProjSrcRoot)/SDKs/linux
+CFLAGS.full-x86_64 += --sysroot=$(ProjSrcRoot)/SDKs/linux
+CFLAGS.profile-i386 += --sysroot=$(ProjSrcRoot)/SDKs/linux
+CFLAGS.profile-x86_64 += --sysroot=$(ProjSrcRoot)/SDKs/linux
+
+FUNCTIONS.full-i386 := $(CommonFunctions) $(ArchFunctions.i386)
+FUNCTIONS.full-x86_64 := $(CommonFunctions) $(ArchFunctions.x86_64)
+FUNCTIONS.profile-i386 := GCDAProfiling
+FUNCTIONS.profile-x86_64 := GCDAProfiling
+FUNCTIONS.asan-i386 := $(AsanFunctions)
+FUNCTIONS.asan-x86_64 := $(AsanFunctions)
+
+# Always use optimized variants.
+OPTIMIZED := 1
+
+# We don't need to use visibility hidden on Linux.
+VISIBILITY_HIDDEN := 0