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# Copyright 2020 The Dawn & Tint Authors
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
################################################################################
# Target flags
################################################################################
if(NOT TINT_BUILD_AS_OTHER_OS)
if(APPLE) # Must come before UNIX
set(TINT_BUILD_IS_MAC TRUE)
set(TINT_BUILD_IS_MAC TRUE)
elseif(UNIX)
set(TINT_BUILD_IS_LINUX TRUE)
set(TINT_BUILD_IS_LINUX TRUE)
elseif(WIN32)
set(TINT_BUILD_IS_WIN TRUE)
set(TINT_BUILD_IS_WIN TRUE)
endif()
endif()
if (TARGET libprotobuf)
set(TINT_BUILD_IR_BINARY 1)
else()
set(TINT_BUILD_IR_BINARY 0)
endif()
################################################################################
# Helper functions
################################################################################
function(tint_core_compile_options TARGET)
target_include_directories(${TARGET} PUBLIC "${TINT_ROOT_SOURCE_DIR}")
target_include_directories(${TARGET} PUBLIC "${TINT_ROOT_SOURCE_DIR}/include")
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_GLSL_VALIDATOR=$<BOOL:${TINT_BUILD_GLSL_VALIDATOR}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_GLSL_WRITER=$<BOOL:${TINT_BUILD_GLSL_WRITER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_HLSL_WRITER=$<BOOL:${TINT_BUILD_HLSL_WRITER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_IR_BINARY=$<BOOL:${TINT_BUILD_IR_BINARY}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_IS_LINUX=$<BOOL:${TINT_BUILD_IS_LINUX}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_IS_MAC=$<BOOL:${TINT_BUILD_IS_MAC}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_IS_WIN=$<BOOL:${TINT_BUILD_IS_WIN}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_MSL_WRITER=$<BOOL:${TINT_BUILD_MSL_WRITER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_SPV_READER=$<BOOL:${TINT_BUILD_SPV_READER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_SPV_WRITER=$<BOOL:${TINT_BUILD_SPV_WRITER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_SYNTAX_TREE_WRITER=$<BOOL:${TINT_BUILD_SYNTAX_TREE_WRITER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_WGSL_READER=$<BOOL:${TINT_BUILD_WGSL_READER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_WGSL_WRITER=$<BOOL:${TINT_BUILD_WGSL_WRITER}>)
target_compile_definitions(${TARGET} PUBLIC -DTINT_BUILD_TINTD=$<BOOL:${TINT_BUILD_TINTD}>)
if(TINT_BUILD_FUZZERS)
target_compile_options(${TARGET} PRIVATE "-fsanitize=fuzzer")
endif()
common_compile_options(${TARGET})
endfunction()
function(tint_default_compile_options TARGET)
tint_core_compile_options(${TARGET})
set_target_properties(${TARGET} PROPERTIES LINKER_LANGUAGE CXX)
set(COMMON_GNU_OPTIONS
-Wall
-Werror
-Wextra
-Wno-documentation-unknown-command
-Wno-padded
-Wno-switch-enum
-Wno-unknown-pragmas
)
set(COMMON_CLANG_OPTIONS
-Wno-c++98-compat
-Wno-c++98-compat-pedantic
-Wno-format-pedantic
-Wno-gnu-zero-variadic-macro-arguments
-Wno-poison-system-directories
-Wno-return-std-move-in-c++11
-Wno-undefined-var-template
-Wno-unknown-warning-option
-Wno-unsafe-buffer-usage
-Wno-used-but-marked-unused
-Weverything
)
if(COMPILER_IS_GNU)
# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80635
# Despite the bug being closed, false-positives still seen in GCC-13.
target_compile_options(${TARGET} PRIVATE -Wno-maybe-uninitialized)
endif(COMPILER_IS_GNU)
if(COMPILER_IS_LIKE_GNU)
target_compile_options(${TARGET} PRIVATE
-pedantic-errors
${COMMON_GNU_OPTIONS}
)
if(COMPILER_IS_CLANG)
if(IS_DEBUG_BUILD)
target_compile_options(${TARGET} PRIVATE -fstandalone-debug)
endif()
target_compile_options(${TARGET} PRIVATE ${COMMON_CLANG_OPTIONS})
endif()
endif(COMPILER_IS_LIKE_GNU)
if(MSVC)
# Specify /EHs for exception handling.
target_compile_options(${TARGET} PRIVATE
/bigobj
/EHsc
/W4
/WX
/wd4068 # unknown pragma
/wd4127 # conditional expression is constant
/wd4244 # 'conversion' conversion from 'type1' to 'type2', possible loss of data
/wd4267 # 'var' : conversion from 'size_t' to 'type', possible loss of data
/wd4324 # 'struct_name' : structure was padded due to __declspec(align())
/wd4459 # declaration of 'identifier' hides global declaration
/wd4458 # declaration of 'identifier' hides class member
/wd4514 # 'function' : unreferenced inline function has been removed
/wd4571 # catch(...) semantics changed since Visual C++ 7.1; structured exceptions (SEH) are no longer caught
/wd4625 # 'derived class' : copy constructor was implicitly defined as deleted because a base class copy constructor is inaccessible or deleted
/wd4626 # 'derived class' : assignment operator was implicitly defined as deleted because a base class assignment operator is inaccessible or deleted
/wd4710 # 'function' : function not inlined
/wd4774 # 'function' : format string 'string' requires an argument of type 'type', but variadic argument number has type 'type'
/wd4820 # 'bytes' bytes padding added after construct 'member_name'
/wd5026 # 'type': move constructor was implicitly defined as deleted
/wd5027 # 'type': move assignment operator was implicitly defined as deleted
)
# When building with clang-cl on Windows, try to match our clang build
# options as much as possible.
if(COMPILER_IS_CLANG_CL)
target_compile_options(${TARGET} PRIVATE
${COMMON_GNU_OPTIONS}
${COMMON_CLANG_OPTIONS}
# Disable warnings that are usually disabled in downstream deps for
# gcc/clang, but aren't for clang-cl.
-Wno-global-constructors
-Wno-zero-as-null-pointer-constant
-Wno-shorten-64-to-32
-Wno-shadow-field-in-constructor
-Wno-reserved-id-macro
-Wno-language-extension-token
)
endif()
endif()
if(TINT_RANDOMIZE_HASHES)
if(NOT DEFINED TINT_HASH_SEED)
string(RANDOM LENGTH 16 ALPHABET "0123456789abcdef" seed)
set(TINT_HASH_SEED "0x${seed}" CACHE STRING "Tint hash seed value")
message("Using TINT_HASH_SEED: ${TINT_HASH_SEED}")
endif()
target_compile_definitions(${TARGET} PUBLIC "-DTINT_HASH_SEED=${TINT_HASH_SEED}")
endif()
endfunction()
function(tint_spvheaders_compile_options TARGET)
target_link_libraries(${TARGET} PRIVATE SPIRV-Headers)
target_include_directories(${TARGET} PRIVATE "${TINT_SPIRV_HEADERS_DIR}/include")
endfunction()
function(tint_spvtools_compile_options TARGET)
target_link_libraries(${TARGET} PRIVATE SPIRV-Tools)
target_include_directories(${TARGET} PRIVATE "${TINT_SPIRV_TOOLS_DIR}/include")
endfunction()
function(tint_lib_compile_options TARGET)
if (TINT_ENABLE_INSTALL)
install(TARGETS ${TARGET}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
)
endif()
tint_default_compile_options(${TARGET})
endfunction()
function(tint_proto_compile_options TARGET)
if (TINT_ENABLE_INSTALL)
install(TARGETS ${TARGET}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
)
endif()
tint_core_compile_options(${TARGET})
endfunction()
function(tint_test_compile_options TARGET)
tint_default_compile_options(${TARGET})
set_target_properties(${TARGET} PROPERTIES FOLDER "Tests")
if(NOT MSVC)
target_compile_options(${TARGET} PRIVATE
-Wno-global-constructors
-Wno-weak-vtables
)
endif()
endfunction()
function(tint_bench_compile_options TARGET)
tint_core_compile_options(${TARGET})
endfunction()
function(tint_fuzz_compile_options TARGET)
tint_core_compile_options(${TARGET})
set_target_properties(${TARGET} PROPERTIES FOLDER "Fuzzers")
endfunction()
function(tint_test_cmd_compile_options TARGET)
tint_test_compile_options(${TARGET})
if(MSVC)
# TODO(crbug.com/tint/1749): MSVC debug builds can suffer from stack
# overflows when resolving deeply nested expression chains or statements.
# Production builds neither use MSVC nor debug, so just bump the stack size
# for this build combination.
if(IS_DEBUG_BUILD)
target_link_options(${TARGET} PRIVATE "/STACK:4194304") # 4MB, default is 1MB
endif()
endif()
target_link_libraries(${TARGET} PRIVATE gmock)
endfunction()
function(tint_bench_cmd_compile_options TARGET)
tint_bench_compile_options(${TARGET})
target_link_libraries(${TARGET} PRIVATE benchmark::benchmark)
endfunction()
function(tint_fuzz_cmd_compile_options TARGET)
tint_fuzz_compile_options(${TARGET})
if(NOT "${TINT_LIB_FUZZING_ENGINE_LINK_OPTIONS}" STREQUAL "")
# This is set when the fuzzers are being built by OSS-Fuzz. In this case the
# variable provides the necessary linker flags, and OSS-Fuzz will take care
# of passing suitable compiler flags.
target_link_options(${TARGET} PUBLIC ${TINT_LIB_FUZZING_ENGINE_LINK_OPTIONS})
else()
# When the fuzzers are being built outside of OSS-Fuzz, specific libFuzzer
# arguments to enable fuzzing are used.
target_link_options(${TARGET} PUBLIC -fsanitize=fuzzer -fsanitize-coverage=trace-cmp)
endif()
# Link the version of tint_api with -sanitize=fuzzer enabled
target_link_libraries(${TARGET} PRIVATE "tint_api_sanitize_fuzzer")
endfunction()
# TODO(crbug.com/tint/2223): Remove this when fuzzers are fully migrated to gen build
function(tint_fuzzer_compile_options TARGET)
tint_fuzz_cmd_compile_options(${TARGET})
target_link_libraries(${TARGET} PRIVATE "tint_api_sanitize_fuzzer")
endfunction()
if(TINT_ENABLE_BREAK_IN_DEBUGGER)
set_source_files_properties(utils/debug/debugger.cc
PROPERTIES COMPILE_DEFINITIONS "TINT_ENABLE_BREAK_IN_DEBUGGER=1")
endif()
################################################################################
# Benchmarks
################################################################################
if(TINT_BUILD_BENCHMARKS AND TINT_EXTERNAL_BENCHMARK_CORPUS_DIR)
# Glob all the files at TINT_EXTERNAL_BENCHMARK_CORPUS_DIR, and create a header
# that lists these with the macros:
# TINT_BENCHMARK_EXTERNAL_WGSL_PROGRAMS()
# TINT_BENCHMARK_EXTERNAL_SPV_PROGRAMS()
set(TINT_BENCHMARK_GEN_DIR "${DAWN_BUILD_GEN_DIR}/src/tint/benchmark/")
set(TINT_BENCHMARK_EXTERNAL_SHADERS_HEADER "${TINT_BENCHMARK_GEN_DIR}/external_wgsl_programs.h")
message("Globbing ${TINT_EXTERNAL_BENCHMARK_CORPUS_DIR}...")
file(GLOB_RECURSE
TINT_EXTERNAL_WGSL_BENCHMARK_FILES
RELATIVE "${TINT_EXTERNAL_BENCHMARK_CORPUS_DIR}"
"${TINT_EXTERNAL_BENCHMARK_CORPUS_DIR}/**.wgsl"
)
list(TRANSFORM TINT_EXTERNAL_WGSL_BENCHMARK_FILES REPLACE
"(.+)"
" BENCHMARK_CAPTURE\(FUNC, \"\\1\", \"${TINT_EXTERNAL_BENCHMARK_CORPUS_DIR}/\\1\")"
)
list(JOIN TINT_EXTERNAL_WGSL_BENCHMARK_FILES "; \\\n" TINT_EXTERNAL_WGSL_BENCHMARK_FILES)
file(GLOB_RECURSE
TINT_EXTERNAL_SPV_BENCHMARK_FILES
RELATIVE "${TINT_EXTERNAL_BENCHMARK_CORPUS_DIR}"
"${TINT_EXTERNAL_BENCHMARK_CORPUS_DIR}/**.spv")
list(TRANSFORM TINT_EXTERNAL_SPV_BENCHMARK_FILES REPLACE
"(.+)"
" BENCHMARK_CAPTURE\(FUNC, \"\\1\", \"${TINT_EXTERNAL_BENCHMARK_CORPUS_DIR}/\\1\")"
)
list(JOIN TINT_EXTERNAL_SPV_BENCHMARK_FILES "; \\\n" TINT_EXTERNAL_SPV_BENCHMARK_FILES)
file(CONFIGURE
OUTPUT "${TINT_BENCHMARK_EXTERNAL_SHADERS_HEADER}"
CONTENT "
#define TINT_BENCHMARK_EXTERNAL_WGSL_PROGRAMS(FUNC) \\
${TINT_EXTERNAL_WGSL_BENCHMARK_FILES};
#define TINT_BENCHMARK_EXTERNAL_SPV_PROGRAMS(FUNC) \\
${TINT_EXTERNAL_SPV_BENCHMARK_FILES};"
)
endif(TINT_BUILD_BENCHMARKS AND TINT_EXTERNAL_BENCHMARK_CORPUS_DIR)
################################################################################
# Functions used by BUILD.cmake files
# The CMake build handles the target kinds in different ways:
# 'cmd' - Translates to a CMake executable target.
# 'lib' - Translates to a CMake static library.
# 'test' - Translates to a CMake object library, configured for compiling and
# linking against google-test.
# 'bench' - Translates to a CMake object library, configured for compiling and
# linking against google-benchmark.
# 'fuzz' - Translates to a CMake object library, configured for compiling and
# linking against libfuzzer.
# 'test_cmd' - Translates to a CMake executable target linked against google-test.
# 'bench_cmd' - Translates to a CMake executable target linked against google-benchmark.
# 'fuzz_cmd' - Translates to a CMake executable target linked against libfuzz.
# See also: docs/tint/gen.md
################################################################################
# tint_check_target_is_enabled(IS_ENABLED KIND)
#
# Checks whether a target of the kind KIND is enabled.
# Assigns TRUE or FALSE to IS_ENABLED based on whether the target is enabled.
#
# Parameters:
# IS_ENABLED - the output variable
# KIND - the target kind
function(tint_check_target_is_enabled IS_ENABLED KIND)
set(IS_ENABLED FALSE PARENT_SCOPE) # Default to disabled
if(${KIND} STREQUAL cmd)
if(TINT_BUILD_CMD_TOOLS)
set(IS_ENABLED TRUE PARENT_SCOPE)
endif()
elseif((${KIND} STREQUAL lib) OR (${KIND} STREQUAL proto))
set(IS_ENABLED TRUE PARENT_SCOPE)
elseif((${KIND} STREQUAL test) OR (${KIND} STREQUAL test_cmd))
if(TINT_BUILD_TESTS)
set(IS_ENABLED TRUE PARENT_SCOPE)
endif()
elseif((${KIND} STREQUAL bench) OR (${KIND} STREQUAL bench_cmd))
if(TINT_BUILD_BENCHMARKS)
set(IS_ENABLED TRUE PARENT_SCOPE)
endif()
elseif((${KIND} STREQUAL fuzz) OR (${KIND} STREQUAL fuzz_cmd))
if(TINT_BUILD_FUZZERS)
set(IS_ENABLED TRUE PARENT_SCOPE)
endif()
else()
message(FATAL_ERROR "unhandled target kind ${KIND}")
endif()
endfunction()
# tint_add_target(TARGET KIND [SOURCES...])
#
# Registers a Tint target with the provided sources.
# Additional sources can be appended with subsequent calls to tint_target_add_sources()
#
# Parameters:
# TARGET - The target name
# KIND - The target kind
# SOURCES - a list of source files, relative to this directory
function(tint_add_target TARGET KIND)
set(TARGET "${TARGET}${TINT_TARGET_SUFFIX}") # Apply suffix
set(SOURCES ${ARGN})
tint_check_target_is_enabled(IS_ENABLED ${KIND})
if(NOT IS_ENABLED)
return() # Target is disabled via build flags
endif()
if(${KIND} STREQUAL lib)
add_library(${TARGET} STATIC EXCLUDE_FROM_ALL)
tint_lib_compile_options(${TARGET})
elseif(${KIND} STREQUAL proto)
add_library(${TARGET} STATIC EXCLUDE_FROM_ALL)
list(APPEND TINT_PROTO_TARGETS ${TARGET})
set(TINT_PROTO_TARGETS ${TINT_PROTO_TARGETS} PARENT_SCOPE)
tint_proto_compile_options(${TARGET})
elseif(${KIND} STREQUAL cmd)
add_executable(${TARGET})
tint_default_compile_options(${TARGET})
elseif(${KIND} STREQUAL test_cmd)
add_executable(${TARGET})
tint_test_cmd_compile_options(${TARGET})
elseif(${KIND} STREQUAL bench_cmd)
add_executable(${TARGET})
tint_bench_cmd_compile_options(${TARGET})
elseif(${KIND} STREQUAL fuzz_cmd)
add_executable(${TARGET})
tint_fuzz_cmd_compile_options(${TARGET})
elseif(${KIND} STREQUAL test)
add_library(${TARGET} OBJECT EXCLUDE_FROM_ALL)
tint_test_compile_options(${TARGET})
elseif(${KIND} STREQUAL bench)
add_library(${TARGET} OBJECT EXCLUDE_FROM_ALL)
tint_bench_compile_options(${TARGET})
elseif(${KIND} STREQUAL fuzz)
add_library(${TARGET} OBJECT EXCLUDE_FROM_ALL)
tint_fuzz_compile_options(${TARGET})
else()
message(FATAL_ERROR "unhandled target kind ${KIND}")
endif()
# Add the sources to the target
target_sources(${TARGET} PRIVATE ${SOURCES})
endfunction()
# tint_target_add_sources(TARGET [SOURCES...])
#
# Adds source files to a Tint target
#
# Parameters:
# TARGET - The target name
# KIND - The target kind
# SOURCES - a list of source files, relative to this directory
function(tint_target_add_sources TARGET KIND)
set(TARGET "${TARGET}${TINT_TARGET_SUFFIX}") # Apply suffix
set(SOURCES ${ARGN})
tint_check_target_is_enabled(IS_ENABLED ${KIND})
if(NOT IS_ENABLED)
return() # Target is disabled via build flags
endif()
target_sources(${TARGET} PRIVATE ${SOURCES})
endfunction()
# tint_target_add_dependencies(TARGET DEPENDENCIES...)
#
# Adds dependencies to a Tint target.
#
# Parameters:
# TARGET - The target name
# KIND - The target kind
# DEPENDENCIES - a list of target names
function(tint_target_add_dependencies TARGET KIND)
set(TARGET "${TARGET}${TINT_TARGET_SUFFIX}") # Apply suffix
set(DEPENDENCIES ${ARGN})
tint_check_target_is_enabled(IS_ENABLED ${KIND})
if(NOT IS_ENABLED)
return() # Target is disabled via build flags
endif()
# Apply target suffix
set(SUFFIXED_DEPENDENCIES "")
foreach(DEPENDENCY ${DEPENDENCIES})
list(APPEND SUFFIXED_DEPENDENCIES "${DEPENDENCY}${TINT_TARGET_SUFFIX}")
endforeach()
# Register the dependencies
target_link_libraries(${TARGET} PRIVATE ${SUFFIXED_DEPENDENCIES})
endfunction()
# tint_target_add_external_dependencies(TARGET KIND DEPENDENCIES...)
#
# Adds external dependencies to a Tint target.
#
# Parameters:
# TARGET - The target name
# KIND - The target kind
# DEPENDENCIES - a list of external target names
#
# See src/tint/externals.json for the list of external dependencies.
function(tint_target_add_external_dependencies TARGET KIND)
set(TARGET "${TARGET}${TINT_TARGET_SUFFIX}") # Apply suffix
set(DEPENDENCIES ${ARGN})
tint_check_target_is_enabled(IS_ENABLED ${KIND})
if(NOT IS_ENABLED)
return() # Target is disabled via build flags
endif()
foreach(DEPENDENCY ${DEPENDENCIES}) # Each external dependency requires special handling...
if(${DEPENDENCY} STREQUAL "abseil")
target_link_libraries(${TARGET} PRIVATE
absl_strings
)
elseif(${DEPENDENCY} STREQUAL "jsoncpp")
target_link_libraries(${TARGET} PRIVATE jsoncpp_static)
elseif(${DEPENDENCY} STREQUAL "langsvr")
target_link_libraries(${TARGET} PRIVATE langsvr)
elseif(${DEPENDENCY} STREQUAL "glslang")
target_link_libraries(${TARGET} PRIVATE glslang)
if(NOT MSVC)
target_compile_options(${TARGET} PRIVATE
-Wno-reserved-id-macro
-Wno-shadow-field-in-constructor
-Wno-shadow
-Wno-weak-vtables
)
endif()
elseif(${DEPENDENCY} STREQUAL "glslang-res-limits")
target_link_libraries(${TARGET} PRIVATE
glslang-default-resource-limits
)
elseif(${DEPENDENCY} STREQUAL "google-benchmark")
set_target_properties(${TARGET} PROPERTIES FOLDER "Benchmarks")
target_link_libraries(${TARGET} PRIVATE benchmark::benchmark)
if(TINT_BENCHMARK_EXTERNAL_SHADERS_HEADER)
target_compile_definitions(${TARGET} PRIVATE
"TINT_BENCHMARK_EXTERNAL_SHADERS_HEADER=\"${TINT_BENCHMARK_EXTERNAL_SHADERS_HEADER}\""
)
endif()
elseif(${DEPENDENCY} STREQUAL "gtest")
target_include_directories(${TARGET} PRIVATE ${gmock_SOURCE_DIR}/include)
target_link_libraries(${TARGET} PRIVATE gmock)
elseif(${DEPENDENCY} STREQUAL "metal")
find_library(CoreGraphicsFramework CoreGraphics REQUIRED)
find_library(FoundationFramework Foundation REQUIRED)
find_library(MetalFramework Metal REQUIRED)
target_link_libraries(${TARGET} PRIVATE
${CoreGraphicsFramework}
${FoundationFramework}
${MetalFramework}
)
elseif(${DEPENDENCY} STREQUAL "spirv-headers")
tint_spvheaders_compile_options(${TARGET})
elseif(${DEPENDENCY} STREQUAL "spirv-tools")
tint_spvtools_compile_options(${TARGET})
elseif(${DEPENDENCY} STREQUAL "spirv-opt-internal")
target_link_libraries(${TARGET} PRIVATE
SPIRV-Tools-opt
)
target_include_directories(${TARGET} PRIVATE
"${TINT_SPIRV_TOOLS_DIR}"
"${TINT_SPIRV_TOOLS_DIR}/include"
"${TINT_SPIRV_TOOLS_DIR}/source"
"${spirv-tools_BINARY_DIR}"
)
elseif(${DEPENDENCY} STREQUAL "thread")
find_package(Threads REQUIRED)
target_link_libraries(${TARGET} PRIVATE Threads::Threads)
elseif(${DEPENDENCY} STREQUAL "winsock")
target_link_libraries(${TARGET} PRIVATE ws2_32)
else()
message(FATAL_ERROR "unhandled external dependency ${DEPENDENCY}")
endif()
endforeach()
endfunction()
# tint_target_set_output_name(TARGET KIND OUTPUT_NAME)
#
# Overrides the output name for the given target
#
# Parameters:
# TARGET - The target name
# KIND - The target kind
# OUTPUT_NAME - the new name for the target output
function(tint_target_set_output_name TARGET KIND OUTPUT_NAME)
set(TARGET "${TARGET}${TINT_TARGET_SUFFIX}") # Apply suffix
tint_check_target_is_enabled(IS_ENABLED ${KIND})
if(NOT IS_ENABLED)
return() # Target is disabled via build flags
endif()
set_target_properties(${TARGET} PROPERTIES OUTPUT_NAME ${OUTPUT_NAME})
# Create an alias target with the name OUTPUT_NAME to TARGET
if(${KIND} STREQUAL lib)
add_library(${OUTPUT_NAME} ALIAS ${TARGET})
elseif(${KIND} STREQUAL test)
add_library(${OUTPUT_NAME} ALIAS ${TARGET})
elseif(${KIND} STREQUAL bench)
add_library(${OUTPUT_NAME} ALIAS ${TARGET})
elseif(${KIND} STREQUAL fuzz)
add_library(${OUTPUT_NAME} ALIAS ${TARGET})
elseif(${KIND} STREQUAL cmd)
add_executable(${OUTPUT_NAME} ALIAS ${TARGET})
elseif(${KIND} STREQUAL test_cmd)
add_executable(${OUTPUT_NAME} ALIAS ${TARGET})
elseif(${KIND} STREQUAL bench_cmd)
add_executable(${OUTPUT_NAME} ALIAS ${TARGET})
elseif(${KIND} STREQUAL fuzz_cmd)
add_executable(${OUTPUT_NAME} ALIAS ${TARGET})
else()
message(FATAL_ERROR "unhandled target kind ${KIND}")
endif()
endfunction()
################################################################################
# Include the generated build files
################################################################################
if(TINT_BUILD_FUZZERS)
if(NOT COMPILER_IS_CLANG)
message(FATAL_ERROR "TINT_BUILD_FUZZERS can only be enabled with the Clang toolchain")
endif()
# Save the current build flags
set(SAVE_TINT_BUILD_CMD_TOOLS ${TINT_BUILD_CMD_TOOLS})
set(SAVE_TINT_BUILD_TESTS ${TINT_BUILD_TESTS})
set(SAVE_TINT_BUILD_BENCHMARKS ${TINT_BUILD_BENCHMARKS})
set(SAVE_TINT_BUILD_FUZZERS ${TINT_BUILD_FUZZERS})
set(SAVE_TINT_TARGET_SUFFIX ${TINT_TARGET_SUFFIX})
# Declare the targets with fuzzers disabled
set(TINT_BUILD_FUZZERS FALSE)
include("BUILD.cmake")
# Now redeclare the fuzzers targets with a '_sanitize_fuzzer' target suffix
# Enabling TINT_BUILD_FUZZERS will enable the -fsanitize=fuzzer compilation flag for these
# targets.
set(TINT_TARGET_SUFFIX "_sanitize_fuzzer")
set(TINT_BUILD_FUZZERS TRUE)
set(TINT_BUILD_CMD_TOOLS FALSE)
set(TINT_BUILD_TESTS FALSE)
set(TINT_BUILD_BENCHMARKS FALSE)
include("BUILD.cmake")
# Restore the build flags
set(TINT_BUILD_CMD_TOOLS ${SAVE_TINT_BUILD_CMD_TOOLS})
set(TINT_BUILD_TESTS ${SAVE_TINT_BUILD_TESTS})
set(TINT_BUILD_BENCHMARKS ${SAVE_TINT_BUILD_BENCHMARKS})
set(TINT_BUILD_FUZZERS ${SAVE_TINT_BUILD_FUZZERS})
set(TINT_TARGET_SUFFIX ${SAVE_TINT_TARGET_SUFFIX})
else()
# Fuzzers not enabled. Just include BUILD.cmake with the current flags.
include("BUILD.cmake")
endif(TINT_BUILD_FUZZERS)
################################################################################
# Generate protobuf sources
################################################################################
foreach(PROTO_TARGET ${TINT_PROTO_TARGETS})
generate_protos(
TARGET ${PROTO_TARGET}
PROTOC_OUT_DIR "${DAWN_BUILD_GEN_DIR}/src/tint/")
target_include_directories(${PROTO_TARGET} PRIVATE "${DAWN_BUILD_GEN_DIR}/src/tint/")
target_include_directories(${PROTO_TARGET} PUBLIC "${DAWN_BUILD_GEN_DIR}")
target_link_libraries(${PROTO_TARGET} libprotobuf)
endforeach()
################################################################################
# tintd (VSCode WGSL language server)
################################################################################
if(TINT_BUILD_TINTD)
# Copy all the files out of cmd/tintd/vscode to {build}/vscode
set(VSCODE_SRC_DIR "${CMAKE_CURRENT_SOURCE_DIR}/cmd/tintd/vscode")
set(VSCODE_DST_DIR "${DAWN_BUILD_GEN_DIR}/vscode")
file(GLOB VSCODE_ASSETS RELATIVE "${VSCODE_SRC_DIR}" "${VSCODE_SRC_DIR}/*")
foreach(FILE ${VSCODE_ASSETS})
configure_file("${VSCODE_SRC_DIR}/${FILE}" "${VSCODE_DST_DIR}/${FILE}" COPYONLY)
endforeach()
set_target_properties(tint_cmd_tintd_cmd PROPERTIES RUNTIME_OUTPUT_DIRECTORY "${VSCODE_DST_DIR}")
endif(TINT_BUILD_TINTD)
################################################################################
# Bespoke target settings
################################################################################
if(MSVC)
target_sources(tint_api PRIVATE tint.natvis)
endif()
################################################################################
# Unit tests
################################################################################
if(TINT_BUILD_TESTS)
add_test(NAME tint_unittests COMMAND tint_cmd_test_test_cmd)
endif(TINT_BUILD_TESTS)
################################################################################
# Target aliases
################################################################################
add_library(libtint ALIAS tint_api)
################################################################################
# Install rules
################################################################################
if (TINT_ENABLE_INSTALL)
# We need to recurse all folders and include all headers because tint.h includes most headers from src/tint
file(GLOB TINT_HEADERS "${DAWN_INCLUDE_DIR}/tint/*.h")
install(FILES ${TINT_HEADERS} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/tint/)
file(GLOB_RECURSE TINT_SRC_HEADERS RELATIVE ${TINT_ROOT_SOURCE_DIR} "*.h")
foreach(TINT_HEADER_FILE ${TINT_SRC_HEADERS})
get_filename_component(TINT_HEADER_DIR ${TINT_HEADER_FILE} DIRECTORY)
install(FILES ${TINT_ROOT_SOURCE_DIR}/${TINT_HEADER_FILE} DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/src/tint/${TINT_HEADER_DIR})
endforeach ()
endif()