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# SPDX-License-Identifier: Apache-2.0
# ----------------------------------------------------------------------------
# Copyright 2020-2025 Arm Limited
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy
# of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
# ----------------------------------------------------------------------------
set(ASTCENC_TEST test-unit-${ASTCENC_ISA_SIMD})
add_executable(${ASTCENC_TEST})
# Enable LTO under the conditions where the codec library will use LTO.
# The library link will fail if the settings don't match
if(${ASTCENC_CLI})
set_property(TARGET ${ASTCENC_TEST}
PROPERTY
INTERPROCEDURAL_OPTIMIZATION_RELEASE True)
endif()
# Use a static runtime on MSVC builds (ignored on non-MSVC compilers)
set_property(TARGET ${ASTCENC_TEST}
PROPERTY
MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>")
target_sources(${ASTCENC_TEST}
PRIVATE
test_simd.cpp
test_softfloat.cpp
test_decode.cpp)
target_include_directories(${ASTCENC_TEST}
PRIVATE
${gtest_SOURCE_DIR}/include)
target_link_libraries(${ASTCENC_TEST}
PRIVATE
astcenc-static)
target_compile_options(${ASTCENC_TEST}
PRIVATE
# Use pthreads on Linux/macOS
$<$<PLATFORM_ID:Linux,Darwin>:-pthread>
# MSVC compiler defines
$<$<CXX_COMPILER_ID:MSVC>:/EHsc>
# G++ and Clang++ compiler defines
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wall>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wextra>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wpedantic>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wshadow>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-c++98-compat-pedantic>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-c++98-c++11-compat-pedantic>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-float-equal>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-overriding-option>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-unsafe-buffer-usage>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-switch-default>
# Ignore things that the googletest build triggers
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-unknown-warning-option>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-double-promotion>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-undef>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-reserved-identifier>
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-Wno-global-constructors>)
# Set up configuration for SIMD ISA builds
if(${ASTCENC_ISA_SIMD} MATCHES "none")
target_compile_definitions(${ASTCENC_TEST}
PRIVATE
ASTCENC_NEON=0
ASTCENC_SVE=0
ASTCENC_SSE=0
ASTCENC_AVX=0
ASTCENC_POPCNT=0
ASTCENC_F16C=0)
elseif(${ASTCENC_ISA_SIMD} MATCHES "neon")
target_compile_definitions(${ASTCENC_TEST}
PRIVATE
ASTCENC_NEON=1
ASTCENC_SVE=0
ASTCENC_SSE=0
ASTCENC_AVX=0
ASTCENC_POPCNT=0
ASTCENC_F16C=0)
elseif(${ASTCENC_ISA_SIMD} MATCHES "sve_256")
target_compile_definitions(${ASTCENC_TEST}
PRIVATE
ASTCENC_NEON=1
ASTCENC_SVE=8
ASTCENC_SSE=0
ASTCENC_AVX=0
ASTCENC_POPCNT=0
ASTCENC_F16C=0)
# Enable SVE
target_compile_options(${ASTCENC_TEST}
PRIVATE
-march=armv8-a+sve -msve-vector-bits=256)
elseif(${ASTCENC_ISA_SIMD} MATCHES "sve_128")
target_compile_definitions(${ASTCENC_TEST}
PRIVATE
ASTCENC_NEON=1
ASTCENC_SVE=4
ASTCENC_SSE=0
ASTCENC_AVX=0
ASTCENC_POPCNT=0
ASTCENC_F16C=0)
# Enable SVE
target_compile_options(${ASTCENC_TEST}
PRIVATE
-march=armv8-a+sve)
elseif(${ASTCENC_ISA_SIMD} MATCHES "sse2")
target_compile_definitions(${ASTCENC_TEST}
PRIVATE
ASTCENC_NEON=0
ASTCENC_SVE=0
ASTCENC_SSE=20
ASTCENC_AVX=0
ASTCENC_POPCNT=0
ASTCENC_F16C=0)
target_compile_options(${ASTCENC_TEST}
PRIVATE
$<$<CXX_COMPILER_ID:${GNU_LIKE}>:-msse2>)
elseif(${ASTCENC_ISA_SIMD} MATCHES "sse4.1")
target_compile_definitions(${ASTCENC_TEST}
PRIVATE
ASTCENC_NEON=0
ASTCENC_SVE=0
ASTCENC_SSE=41
ASTCENC_AVX=0
ASTCENC_POPCNT=1
ASTCENC_F16C=0)
target_compile_options(${ASTCENC_TEST}
PRIVATE
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-msse4.1 -mpopcnt>)
elseif(${ASTCENC_ISA_SIMD} MATCHES "avx2")
target_compile_definitions(${ASTCENC_TEST}
PRIVATE
ASTCENC_NEON=0
ASTCENC_SVE=0
ASTCENC_SSE=41
ASTCENC_AVX=2
ASTCENC_POPCNT=1
ASTCENC_F16C=1)
target_compile_options(${ASTCENC_TEST}
PRIVATE
$<$<NOT:$<CXX_COMPILER_ID:MSVC>>:-mavx2 -mpopcnt -mf16c>
$<$<CXX_COMPILER_ID:MSVC>:/arch:AVX2>)
endif()
target_link_libraries(${ASTCENC_TEST}
PRIVATE
gtest_main)
add_test(NAME ${ASTCENC_TEST}
COMMAND ${ASTCENC_TEST})
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