Pavel Labath 01a28ca7f8 Centralize libc++ test skipping logic
Summary:
This aims to replace the different decorators we've had on each libc++
test with a single solution. Each libc++ will be assigned to the
"libc++" category and a single central piece of code will decide whether
we are actually able to run libc++ test in the given configuration by
enabling or disabling the category (while giving the user the
opportunity to override this).

I started this effort because I wanted to get libc++ tests running on
android, and none of the existing decorators worked for this use case:
 - skipIfGcc - incorrect, we can build libc++ executables on android
 with gcc (in fact, after this, we can now do it on linux as well)
 - lldbutil.skip_if_library_missing - this checks whether libc++.so is
 loaded in the proces, which fails in case of a statically linked
 libc++ (this makes copying executables to the remote target easier to
 manage).

To make this work I needed to split out the pseudo_barrier code from the
force-included file, as libc++'s atomic does not play well with gcc on
linux, and this made every test fail, even though we need the code only
in the threading tests.

So far, I am only annotating one of the tests with this category. If
this does not break anything, I'll proceed to update the rest.

Reviewers: jingham, zturner, EricWF

Subscribers: srhines, lldb-commits

Differential Revision: https://reviews.llvm.org/D30984

llvm-svn: 299028
2017-03-29 21:01:14 +00:00

84 lines
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NDK_ROOT := $(shell dirname $(CC))/../../../../..
ifeq "$(findstring 64, $(ARCH))" "64"
# lowest 64-bit API level
API_LEVEL := 21
else ifeq "$(ARCH)" "i386"
# clone(2) declaration is present only since this api level
API_LEVEL := 17
else
# lowest supported 32-bit API level
API_LEVEL := 9
endif
ifeq "$(ARCH)" "arm"
SYSROOT_ARCH := arm
STL_ARCH := armeabi-v7a
TRIPLE := armv7-none-linux-androideabi
ARCH_CFLAGS += -march=armv7-a -mfloat-abi=softfp -mfpu=vfpv3-d16 -marm
else ifeq "$(ARCH)" "aarch64"
SYSROOT_ARCH := arm64
TRIPLE := aarch64-none-linux-android
STL_ARCH := arm64-v8a
else ifeq "$(ARCH)" "i386"
SYSROOT_ARCH := x86
STL_ARCH := x86
TRIPLE := i686-none-linux-android
else ifeq "$(ARCH)" "mips64r6"
SYSROOT_ARCH := mips64
STL_ARCH := mips64
TRIPLE := mips64el-none-linux-android
else ifeq "$(ARCH)" "mips32"
SYSROOT_ARCH := mips
STL_ARCH := mips
TRIPLE := mipsel-none-linux-android
else
SYSROOT_ARCH := $(ARCH)
STL_ARCH := $(ARCH)
TRIPLE := $(ARCH)-none-linux-android
endif
ifeq "$(findstring 86,$(ARCH))" "86"
TOOLCHAIN_DIR := $(STL_ARCH)-4.9
else ifeq "$(ARCH)" "arm"
TOOLCHAIN_DIR := arm-linux-androideabi-4.9
else
TOOLCHAIN_DIR := $(subst -none,,$(TRIPLE))-4.9
endif
ifeq "$(HOST_OS)" "Linux"
HOST_TAG := linux-x86_64
else ifeq "$(HOST_OS)" "Darwin"
HOST_TAG := darwin-x86_64
else
HOST_TAG := windows-x86_64
endif
ifeq "$(findstring clang,$(CC))" "clang"
ARCH_CFLAGS += -target $(TRIPLE) \
-gcc-toolchain $(NDK_ROOT)/toolchains/$(TOOLCHAIN_DIR)/prebuilt/$(HOST_TAG)
ARCH_LDFLAGS += -target $(TRIPLE) \
-gcc-toolchain $(NDK_ROOT)/toolchains/$(TOOLCHAIN_DIR)/prebuilt/$(HOST_TAG)
endif
ARCH_CFLAGS += --sysroot=$(NDK_ROOT)/platforms/android-$(API_LEVEL)/arch-$(SYSROOT_ARCH)
ARCH_LDFLAGS += --sysroot=$(NDK_ROOT)/platforms/android-$(API_LEVEL)/arch-$(SYSROOT_ARCH) -lm
ifeq (1,$(USE_LIBCPP))
ARCH_CFLAGS += \
-isystem $(NDK_ROOT)/sources/cxx-stl/llvm-libc++/include \
-isystem $(NDK_ROOT)/sources/android/support/include \
-isystem $(NDK_ROOT)/sources/cxx-stl/llvm-libc++abi/include
ARCH_LDFLAGS += \
-L$(NDK_ROOT)/sources/cxx-stl/llvm-libc++/libs/$(STL_ARCH) \
$(NDK_ROOT)/sources/cxx-stl/llvm-libc++/libs/$(STL_ARCH)/libc++.a
else
ARCH_CFLAGS += \
-isystem $(NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/4.9/include \
-isystem $(NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/4.9/libs/$(STL_ARCH)/include \
-isystem $(NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/4.9/include/backward
ARCH_LDFLAGS += $(NDK_ROOT)/sources/cxx-stl/gnu-libstdc++/4.9/libs/$(STL_ARCH)/libgnustl_static.a
endif