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|
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 ($(call contains,i386 x86_64,$(CompilerTargetArch)),true)
Configs += asan-i386 asan-x86_64
Arch.asan-i386 := i386
Arch.asan-x86_64 := x86_64
endif
# Configuration for TSAN runtime.
ifeq ($(CompilerTargetArch),x86_64)
Configs += tsan-x86_64
Arch.tsan-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 -fPIE -fno-builtin
CFLAGS.asan-x86_64 := $(CFLAGS) -m64 -fPIE -fno-builtin
CFLAGS.tsan-x86_64 := $(CFLAGS) -m64 -fPIE -fno-builtin
# Use our stub SDK as the sysroot to support more portable building. For now we
# just do this for the non-ASAN modules, because the stub SDK doesn't have
# enough support to build ASAN.
CFLAGS.full-i386 += --sysroot=$(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) $(InterceptionFunctions) \
$(SanitizerCommonFunctions)
FUNCTIONS.asan-x86_64 := $(AsanFunctions) $(InterceptionFunctions) \
$(SanitizerCommonFunctions)
FUNCTIONS.tsan-x86_64 := $(TsanFunctions) $(InterceptionFunctions) \
$(SanitizerCommonFunctions)
# Always use optimized variants.
OPTIMIZED := 1
# We don't need to use visibility hidden on Linux.
VISIBILITY_HIDDEN := 0
|
