cf1f6cd1e7
LLVMHello.so contains the Hello World example of an LLVM pass. It is not needed on the target. Signed-off-by: Valentin Korenblit <valentin.korenblit@smile.fr> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
278 lines
10 KiB
Makefile
278 lines
10 KiB
Makefile
################################################################################
|
|
#
|
|
# llvm
|
|
#
|
|
################################################################################
|
|
|
|
LLVM_VERSION = 5.0.1
|
|
LLVM_SITE = http://llvm.org/releases/$(LLVM_VERSION)
|
|
LLVM_SOURCE = llvm-$(LLVM_VERSION).src.tar.xz
|
|
LLVM_LICENSE = NCSA
|
|
LLVM_LICENSE_FILES = LICENSE.TXT
|
|
LLVM_SUPPORTS_IN_SOURCE_BUILD = NO
|
|
LLVM_INSTALL_STAGING = YES
|
|
|
|
# http://llvm.org/docs/GettingStarted.html#software
|
|
# host-python: Python interpreter 2.7 or newer is required for builds and testing.
|
|
HOST_LLVM_DEPENDENCIES = host-python
|
|
LLVM_DEPENDENCIES = host-llvm
|
|
|
|
# Don't build clang libcxx libcxxabi lldb compiler-rt lld polly as llvm subprojects
|
|
# This flag assumes that projects are checked out side-by-side and not nested
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_PROJECTS=""
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_PROJECTS=""
|
|
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_CCACHE_BUILD=$(if $(BR2_CCACHE),ON,OFF)
|
|
LLVM_CONF_OPTS += -DLLVM_CCACHE_BUILD=$(if $(BR2_CCACHE),ON,OFF)
|
|
|
|
# This option prevents AddLLVM.cmake from adding $ORIGIN/../lib to
|
|
# binaries. Otherwise, llvm-config (host variant installed in STAGING)
|
|
# will try to use target's libc.
|
|
HOST_LLVM_CONF_OPTS += -DCMAKE_INSTALL_RPATH="$(HOST_DIR)/lib"
|
|
|
|
# Disable experimental Global Instruction Selection support.
|
|
# https://llvm.org/docs/GlobalISel.html
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_BUILD_GLOBAL_ISEL=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_BUILD_GLOBAL_ISEL=OFF
|
|
|
|
# Get target architecture
|
|
LLVM_TARGET_ARCH = $(call qstrip,$(BR2_PACKAGE_LLVM_TARGET_ARCH))
|
|
|
|
# Build backend for target architecture. This include backends like AMDGPU.
|
|
LLVM_TARGETS_TO_BUILD = $(LLVM_TARGET_ARCH)
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_TARGETS_TO_BUILD="$(subst $(space),;,$(LLVM_TARGETS_TO_BUILD))"
|
|
LLVM_CONF_OPTS += -DLLVM_TARGETS_TO_BUILD="$(subst $(space),;,$(LLVM_TARGETS_TO_BUILD))"
|
|
|
|
# LLVM target to use for native code generation. This is required for JIT generation.
|
|
# It must be set to LLVM_TARGET_ARCH for host and target, otherwise we get
|
|
# "No available targets are compatible for this triple" with llvmpipe when host
|
|
# and target architectures are different.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_TARGET_ARCH=$(LLVM_TARGET_ARCH)
|
|
LLVM_CONF_OPTS += -DLLVM_TARGET_ARCH=$(LLVM_TARGET_ARCH)
|
|
|
|
# Build AMDGPU backend
|
|
# We need to build AMDGPU backend for both host and target because
|
|
# llvm-config --targets built (host variant installed in STAGING) will
|
|
# output only $(LLVM_TARGET_ARCH) if not, and mesa3d won't build as
|
|
# it thinks AMDGPU backend is not installed on the target.
|
|
ifeq ($(BR2_PACKAGE_LLVM_AMDGPU),y)
|
|
LLVM_TARGETS_TO_BUILD += AMDGPU
|
|
endif
|
|
|
|
# Use native llvm-tblgen from host-llvm (needed for cross-compilation)
|
|
LLVM_CONF_OPTS += -DLLVM_TABLEGEN=$(HOST_DIR)/bin/llvm-tblgen
|
|
|
|
# BUILD_SHARED_LIBS has a misleading name. It is in fact an option for
|
|
# LLVM developers to build all LLVM libraries as separate shared libraries.
|
|
# For normal use of LLVM, it is recommended to build a single
|
|
# shared library, which is achieved by BUILD_SHARED_LIBS=OFF and
|
|
# LLVM_BUILD_LLVM_DYLIB=ON.
|
|
HOST_LLVM_CONF_OPTS += -DBUILD_SHARED_LIBS=OFF
|
|
LLVM_CONF_OPTS += -DBUILD_SHARED_LIBS=OFF
|
|
|
|
# Generate libLLVM.so. This library contains a default set of LLVM components
|
|
# that can be overwritten with "LLVM_DYLIB_COMPONENTS". The default contains
|
|
# most of LLVM and is defined in "tools/llvm-shlib/CMakelists.txt".
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_BUILD_LLVM_DYLIB=ON
|
|
LLVM_CONF_OPTS += -DLLVM_BUILD_LLVM_DYLIB=ON
|
|
|
|
# LLVM_BUILD_LLVM_DYLIB to ON. We need to enable this option for the
|
|
# host as llvm-config for the host will be used in STAGING_DIR by packages
|
|
# linking against libLLVM and if this option is not selected, then llvm-config
|
|
# does not work properly. For example, it assumes that LLVM is built statically
|
|
# and cannot find libLLVM.so.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_LINK_LLVM_DYLIB=ON
|
|
LLVM_CONF_OPTS += -DLLVM_LINK_LLVM_DYLIB=ON
|
|
|
|
LLVM_CONF_OPTS += -DCMAKE_CROSSCOMPILING=1
|
|
|
|
# Disabled for the host since no host-libedit.
|
|
# Fall back to "Simple fgets-based implementation" of llvm line editor.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_LIBEDIT=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_LIBEDIT=OFF
|
|
|
|
# We want to install llvm libraries and modules.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_INSTALL_TOOLCHAIN_ONLY=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_INSTALL_TOOLCHAIN_ONLY=OFF
|
|
|
|
# We build from a release archive without vcs files.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_APPEND_VC_REV=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_APPEND_VC_REV=OFF
|
|
|
|
# No backtrace package in Buildroot.
|
|
# https://documentation.backtrace.io
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_BACKTRACES=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_BACKTRACES=OFF
|
|
|
|
# Enable signal handlers overrides support.
|
|
HOST_LLVM_CONF_OPTS += -DENABLE_CRASH_OVERRIDES=ON
|
|
LLVM_CONF_OPTS += -DENABLE_CRASH_OVERRIDES=ON
|
|
|
|
# Disable ffi for now.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_FFI=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_FFI=OFF
|
|
|
|
# Disable terminfo database (needs ncurses libtinfo.so)
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_TERMINFO=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_TERMINFO=OFF
|
|
|
|
# Enable thread support
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_THREADS=ON
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_THREADS=ON
|
|
|
|
# Enable optional host-zlib support for LLVM Machine Code (llvm-mc) to add
|
|
# compression/uncompression capabilities.
|
|
# Not needed on the target.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_ZLIB=ON
|
|
HOST_LLVM_DEPENDENCIES += host-zlib
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_ZLIB=OFF
|
|
|
|
# We don't use llvm for static only build, so enable PIC
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_PIC=ON
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_PIC=ON
|
|
|
|
# Default is Debug build, which requires considerably more disk space and
|
|
# build time. Release build is selected for host and target because the linker
|
|
# can run out of memory in Debug mode.
|
|
HOST_LLVM_CONF_OPTS += -DCMAKE_BUILD_TYPE=Release
|
|
LLVM_CONF_OPTS += -DCMAKE_BUILD_TYPE=Release
|
|
|
|
# Disable C++1y (ISO C++ 2014 standard)
|
|
# Disable C++1z (ISO C++ 2017 standard)
|
|
# Compile llvm with the C++11 (ISO C++ 2011 standard) which is the fallback.
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DLLVM_ENABLE_CXX1Y=OFF \
|
|
-DLLVM_ENABLE_CXX1Z=OFF
|
|
LLVM_CONF_OPTS += \
|
|
-DLLVM_ENABLE_CXX1Y=OFF \
|
|
-DLLVM_ENABLE_CXX1Z=OFF
|
|
|
|
# Disabled, requires sys/ndir.h header
|
|
# Disable debug in module
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DLLVM_ENABLE_MODULES=OFF \
|
|
-DLLVM_ENABLE_MODULE_DEBUGGING=OFF
|
|
LLVM_CONF_OPTS += \
|
|
-DLLVM_ENABLE_MODULES=OFF \
|
|
-DLLVM_ENABLE_MODULE_DEBUGGING=OFF
|
|
|
|
# Don't change the standard library to libc++.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_LIBCXX=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_LIBCXX=OFF
|
|
|
|
# Don't use lld as a linker.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_ENABLE_LLD=OFF
|
|
LLVM_CONF_OPTS += -DLLVM_ENABLE_LLD=OFF
|
|
|
|
# Generate code for the target. LLVM selects a target by looking at the
|
|
# toolchain tuple
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_DEFAULT_TARGET_TRIPLE=$(GNU_TARGET_NAME)
|
|
LLVM_CONF_OPTS += -DLLVM_DEFAULT_TARGET_TRIPLE=$(GNU_TARGET_NAME)
|
|
|
|
# LLVM_HOST_TRIPLE has a misleading name, it is in fact the triple of the
|
|
# system where llvm is going to run on. We need to specify triple for native
|
|
# code generation on the target.
|
|
# This solves "No available targets are compatible for this triple" with llvmpipe
|
|
LLVM_CONF_OPTS += -DLLVM_HOST_TRIPLE=$(GNU_TARGET_NAME)
|
|
|
|
# The Go bindings have no CMake rules at the moment, but better remove the
|
|
# check preventively. Building the Go and OCaml bindings is yet unsupported.
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DGO_EXECUTABLE=GO_EXECUTABLE-NOTFOUND \
|
|
-DOCAMLFIND=OCAMLFIND-NOTFOUND
|
|
|
|
# Builds a release host tablegen that gets used during the LLVM build.
|
|
HOST_LLVM_CONF_OPTS += -DLLVM_OPTIMIZED_TABLEGEN=ON
|
|
|
|
# Keep llvm utility binaries for the host. llvm-tblgen is built anyway as
|
|
# CMakeLists.txt has add_subdirectory(utils/TableGen) unconditionally.
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DLLVM_BUILD_UTILS=ON \
|
|
-DLLVM_INCLUDE_UTILS=ON \
|
|
-DLLVM_INSTALL_UTILS=ON
|
|
LLVM_CONF_OPTS += \
|
|
-DLLVM_BUILD_UTILS=OFF \
|
|
-DLLVM_INCLUDE_UTILS=OFF \
|
|
-DLLVM_INSTALL_UTILS=OFF
|
|
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DLLVM_INCLUDE_TOOLS=ON \
|
|
-DLLVM_BUILD_TOOLS=ON
|
|
|
|
# We need to activate LLVM_INCLUDE_TOOLS, otherwise it does not generate
|
|
# libLLVM.so
|
|
LLVM_CONF_OPTS += \
|
|
-DLLVM_INCLUDE_TOOLS=ON \
|
|
-DLLVM_BUILD_TOOLS=OFF
|
|
|
|
# Compiler-rt not in the source tree.
|
|
# llvm runtime libraries are not in the source tree.
|
|
# Polly is not in the source tree.
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DLLVM_BUILD_EXTERNAL_COMPILER_RT=OFF \
|
|
-DLLVM_BUILD_RUNTIME=OFF \
|
|
-DLLVM_INCLUDE_RUNTIMES=OFF \
|
|
-DLLVM_POLLY_BUILD=OFF
|
|
LLVM_CONF_OPTS += \
|
|
-DLLVM_BUILD_EXTERNAL_COMPILER_RT=OFF \
|
|
-DLLVM_BUILD_RUNTIME=OFF \
|
|
-DLLVM_INCLUDE_RUNTIMES=OFF \
|
|
-DLLVM_POLLY_BUILD=OFF
|
|
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DLLVM_ENABLE_WARNINGS=ON \
|
|
-DLLVM_ENABLE_PEDANTIC=ON \
|
|
-DLLVM_ENABLE_WERROR=OFF
|
|
LLVM_CONF_OPTS += \
|
|
-DLLVM_ENABLE_WARNINGS=ON \
|
|
-DLLVM_ENABLE_PEDANTIC=ON \
|
|
-DLLVM_ENABLE_WERROR=OFF
|
|
|
|
HOST_LLVM_CONF_OPTS += \
|
|
-DLLVM_BUILD_EXAMPLES=OFF \
|
|
-DLLVM_BUILD_DOCS=OFF \
|
|
-DLLVM_BUILD_TESTS=OFF \
|
|
-DLLVM_ENABLE_DOXYGEN=OFF \
|
|
-DLLVM_ENABLE_OCAMLDOC=OFF \
|
|
-DLLVM_ENABLE_SPHINX=OFF \
|
|
-DLLVM_INCLUDE_EXAMPLES=OFF \
|
|
-DLLVM_INCLUDE_DOCS=OFF \
|
|
-DLLVM_INCLUDE_GO_TESTS=OFF \
|
|
-DLLVM_INCLUDE_TESTS=OFF
|
|
LLVM_CONF_OPTS += \
|
|
-DLLVM_BUILD_EXAMPLES=OFF \
|
|
-DLLVM_BUILD_DOCS=OFF \
|
|
-DLLVM_BUILD_TESTS=OFF \
|
|
-DLLVM_ENABLE_DOXYGEN=OFF \
|
|
-DLLVM_ENABLE_OCAMLDOC=OFF \
|
|
-DLLVM_ENABLE_SPHINX=OFF \
|
|
-DLLVM_INCLUDE_EXAMPLES=OFF \
|
|
-DLLVM_INCLUDE_DOCS=OFF \
|
|
-DLLVM_INCLUDE_GO_TESTS=OFF \
|
|
-DLLVM_INCLUDE_TESTS=OFF
|
|
|
|
# Copy llvm-config (host variant) to STAGING_DIR
|
|
# llvm-config (host variant) returns include and lib directories
|
|
# for the host if it's installed in host/bin:
|
|
# output/host/bin/llvm-config --includedir
|
|
# output/host/include
|
|
# When installed in STAGING_DIR, llvm-config returns include and lib
|
|
# directories from STAGING_DIR.
|
|
# output/staging/usr/bin/llvm-config --includedir
|
|
# output/staging/usr/include
|
|
define HOST_LLVM_COPY_LLVM_CONFIG_TO_STAGING_DIR
|
|
$(INSTALL) -D -m 0755 $(HOST_DIR)/bin/llvm-config \
|
|
$(STAGING_DIR)/usr/bin/llvm-config
|
|
endef
|
|
HOST_LLVM_POST_INSTALL_HOOKS = HOST_LLVM_COPY_LLVM_CONFIG_TO_STAGING_DIR
|
|
|
|
# By default llvm-tblgen is built and installed on the target but it is
|
|
# not necessary. Also erase LLVMHello.so from /usr/lib
|
|
define LLVM_DELETE_LLVM_TBLGEN_TARGET
|
|
rm -f $(TARGET_DIR)/usr/bin/llvm-tblgen $(TARGET_DIR)/usr/lib/LLVMHello.so
|
|
endef
|
|
LLVM_POST_INSTALL_TARGET_HOOKS = LLVM_DELETE_LLVM_TBLGEN_TARGET
|
|
|
|
$(eval $(cmake-package))
|
|
$(eval $(host-cmake-package))
|