blender/build_files/build_environment/cmake/ispc.cmake
Sebastian Parborg c8269a6ebd Build: Rename ll (llvm) target to external_llvm and openvdb to external_openvdb
These targets were shortened because of windows path lenght issues.
After some testing on Windows, we discovered that these workarounds
 are not needed anymore.

Pull Request: https://projects.blender.org/blender/blender/pulls/154372
2026-03-03 16:16:04 +01:00

99 lines
2.5 KiB
CMake

# SPDX-FileCopyrightText: 2020-2023 Blender Authors
#
# SPDX-License-Identifier: GPL-2.0-or-later
if(WIN32)
set(ISPC_EXTRA_ARGS_WIN
-DFLEX_EXECUTABLE=${LIBDIR}/flexbison/win_flex.exe
-DBISON_EXECUTABLE=${LIBDIR}/flexbison/win_bison.exe
-DM4_EXECUTABLE=${DOWNLOAD_DIR}/msys2/msys64/usr/bin/m4.exe
-DPython3_FIND_REGISTRY=NEVER
)
if(BLENDER_PLATFORM_ARM)
set(ISPC_EXTRA_ARGS_WIN ${ISPC_EXTRA_ARGS_WIN} -DARM_ENABLED=On)
else()
set(ISPC_EXTRA_ARGS_WIN ${ISPC_EXTRA_ARGS_WIN} -DARM_ENABLED=Off)
endif()
elseif(APPLE)
# Use bison and flex installed via Homebrew.
# The ones that come with Xcode toolset are too old.
if(BLENDER_PLATFORM_ARM)
set(ISPC_EXTRA_ARGS_APPLE
-DBISON_EXECUTABLE=/opt/homebrew/opt/bison/bin/bison
-DFLEX_EXECUTABLE=/opt/homebrew/opt/flex/bin/flex
-DARM_ENABLED=On
)
else()
set(ISPC_EXTRA_ARGS_APPLE
-DBISON_EXECUTABLE=/usr/local/opt/bison/bin/bison
-DFLEX_EXECUTABLE=/usr/local/opt/flex/bin/flex
-DARM_ENABLED=Off
)
endif()
elseif(UNIX)
set(ISPC_EXTRA_ARGS_UNIX
-DCMAKE_C_COMPILER=gcc
-DCMAKE_CXX_COMPILER=g++
-DARM_ENABLED=${BLENDER_PLATFORM_ARM}
-DFLEX_EXECUTABLE=${LIBDIR}/flex/bin/flex
)
endif()
set(ISPC_EXTRA_ARGS
-DISPC_INCLUDE_EXAMPLES=Off
-DISPC_INCLUDE_TESTS=Off
-DISPC_INCLUDE_RT=Off
-DISPC_INCLUDE_UTILS=Off
-DISPC_LIBRARY=Off
-DLLVM_CONFIG_EXECUTABLE=${LIBDIR}/llvm/bin/llvm-config
-DLLVM_DIR=${LIBDIR}/llvm/lib/cmake/llvm/
-DCLANG_EXECUTABLE=${LIBDIR}/llvm/bin/clang
-DCLANGPP_EXECUTABLE=${LIBDIR}/llvm/bin/clang++
-DISPC_INCLUDE_TESTS=Off
-DPython3_ROOT_DIR=${LIBDIR}/python/
-DPython3_EXECUTABLE=${PYTHON_BINARY}
-DGIT_BINARY=GIT_BINARY-NOTFOUND # Prevent any git checks
${ISPC_EXTRA_ARGS_WIN}
${ISPC_EXTRA_ARGS_APPLE}
${ISPC_EXTRA_ARGS_UNIX}
)
ExternalProject_Add(external_ispc
URL file://${PACKAGE_DIR}/${ISPC_FILE}
DOWNLOAD_DIR ${DOWNLOAD_DIR}
URL_HASH ${ISPC_HASH_TYPE}=${ISPC_HASH}
PREFIX ${BUILD_DIR}/ispc
CMAKE_GENERATOR ${PLATFORM_ALT_GENERATOR}
PATCH_COMMAND ${PATCH_CMD} -p 1 -d
${BUILD_DIR}/ispc/src/external_ispc <
${PATCH_DIR}/ispc.diff
CMAKE_ARGS
-DCMAKE_INSTALL_PREFIX=${LIBDIR}/ispc
-Wno-dev
${DEFAULT_CMAKE_FLAGS}
${ISPC_EXTRA_ARGS}
${BUILD_DIR}/ispc/src/external_ispc
INSTALL_DIR ${LIBDIR}/ispc
)
add_dependencies(
external_ispc
external_llvm
external_python
)
if(WIN32)
add_dependencies(
external_ispc
external_flexbison
)
elseif(UNIX AND NOT APPLE)
add_dependencies(
external_ispc
external_flex
)
endif()