FasTC/BPTCEncoder/CMakeLists.txt
2013-03-11 14:51:32 -04:00

244 lines
6.8 KiB
CMake

# FasTC
# Copyright (c) 2012 University of North Carolina at Chapel Hill. All rights reserved.
#
# Permission to use, copy, modify, and distribute this software and its documentation for educational,
# research, and non-profit purposes, without fee, and without a written agreement is hereby granted,
# provided that the above copyright notice, this paragraph, and the following four paragraphs appear
# in all copies.
#
# Permission to incorporate this software into commercial products may be obtained by contacting the
# authors or the Office of Technology Development at the University of North Carolina at Chapel Hill <otd@unc.edu>.
#
# This software program and documentation are copyrighted by the University of North Carolina at Chapel Hill.
# The software program and documentation are supplied "as is," without any accompanying services from the
# University of North Carolina at Chapel Hill or the authors. The University of North Carolina at Chapel Hill
# and the authors do not warrant that the operation of the program will be uninterrupted or error-free. The
# end-user understands that the program was developed for research purposes and is advised not to rely
# exclusively on the program for any reason.
#
# IN NO EVENT SHALL THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE AUTHORS BE LIABLE TO ANY PARTY FOR
# DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING OUT OF THE
# USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL OR THE
# AUTHORS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS SPECIFICALLY DISCLAIM ANY WARRANTIES, INCLUDING,
# BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ANY
# STATUTORY WARRANTY OF NON-INFRINGEMENT. THE SOFTWARE PROVIDED HEREUNDER IS ON AN "AS IS" BASIS, AND THE UNIVERSITY
# OF NORTH CAROLINA AT CHAPEL HILL AND THE AUTHORS HAVE NO OBLIGATIONS TO PROVIDE MAINTENANCE, SUPPORT, UPDATES,
# ENHANCEMENTS, OR MODIFICATIONS.
#
# Please send all BUG REPORTS to <pavel@cs.unc.edu>.
#
# The authors may be contacted via:
#
# Pavel Krajcevski
# Dept of Computer Science
# 201 S Columbia St
# Frederick P. Brooks, Jr. Computer Science Bldg
# Chapel Hill, NC 27599-3175
# USA
#
# <http://gamma.cs.unc.edu/FasTC/>
INCLUDE_DIRECTORIES(${TexC_SOURCE_DIR}/Core/include)
INCLUDE_DIRECTORIES(${TexC_SOURCE_DIR}/BPTCEncoder/include)
INCLUDE_DIRECTORIES(${TexC_BINARY_DIR}/BPTCEncoder/include)
INCLUDE(CheckCXXSourceRuns)
#SET(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS})
#IF(CMAKE_COMPILER_IS_GNUCC)
#
# # Test whether or not the compiler allows inline
# # assmbly...
# CHECK_CXX_SOURCE_RUNS("
# \#ifdef _MSC_VER
# int main() {
# int x = 1, y = 0;
# __asm {
# mov eax, x
# mov y, eax
# }
# return !y;
# }
# \#else
# int main() {
# int x = 1, y = 0;
# __asm__ (\"movl %1, %%eax;\"
# \"movl %%eax, %0;\"
# :\"=r\"(y) /* output */
# :\"r\"(x) /* input */
# :\"%eax\" /* clobbered register */
# );
#
# return !y;
# }
# \#endif"
# HAS_INLINE_ASSEMBLY
# )
#
# # If the compiler doesn't allow it, then try with a
# # compiler flag...
# IF( NOT HAS_INLINE_ASSEMBLY )
# SET(CMAKE_REQUIRED_FLAGS -fasm-blocks)
# CHECK_CXX_SOURCE_RUNS("
# \#ifdef _MSC_VER
# int main() {
# int x = 1, y = 0;
# __asm {
# mov eax, x
# mov y, eax
# }
# return !y;
# }
# \#else
# int main() {
# int x = 1, y = 0;
# __asm__ (\"movl %1, %%eax;\"
# \"movl %%eax, %0;\"
# :\"=r\"(y) /* output */
# :\"r\"(x) /* input */
# :\"%eax\" /* clobbered register */
# );
#
# return !y;
# }
# \#endif"
# HAS_INLINE_ASSEMBLY_WITH_FLAGS
# )
# ENDIF()
#
# SET(CMAKE_REQUIRED_FLAGS -msse4.1)
# CHECK_CXX_SOURCE_RUNS("
# #include <smmintrin.h>
# int main() {
# const __m128 fv = _mm_set1_ps(1.0f);
# const __m128 fv2 = _mm_set1_ps(2.0f);
#
# const __m128 ans = _mm_blend_ps(fv, fv2, 2);
#
# return ((int *)(&ans))[0];
# }"
# HAS_SSE_41
# )
#
# IF(HAS_SSE_41)
# SET(CMAKE_REQUIRED_FLAGS -msse4.2)
# CHECK_CXX_SOURCE_RUNS("
# #include <smmintrin.h>
# int main() {
# const unsigned int testMe = 5;
# return !(2 == _mm_popcnt_u32(testMe));
# }"
# HAS_SSE_POPCNT
# )
# ENDIF(HAS_SSE_41)
#
#ELSEIF(MSVC)
##!FIXME!
#ENDIF()
#SET(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})
IF( NOT HAS_INLINE_ASSEMBLY AND NOT HAS_INLINE_ASSEMBLY_WITH_FLAGS )
SET( NO_INLINE_ASSEMBLY true )
ENDIF()
# Check to see whether or not our compiler supports atomic operations
IF( "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_C_COMPILER_ID}" STREQUAL "Clang" )
SET( COMPILER_CLANG True )
ELSEIF( "${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU" OR "${CMAKE_C_COMPILER_ID}" STREQUAL "GNU" )
SET( COMPILER_GNU True )
ENDIF()
IF( COMPILER_CLANG OR COMPILER_GNU )
CHECK_CXX_SOURCE_RUNS("
int main() {
int x = 0;
__sync_fetch_and_add(&x, 1);
return !x;
}"
HAS_GCC_ATOMICS
)
ELSEIF( MSVC )
CHECK_CXX_SOURCE_RUNS("
#include <Windows.h>
int main() {
unsigned int val;
unsigned int *x = (unsigned int *)_aligned_malloc(sizeof(int), 32);
*x = 0;
val = InterlockedIncrement(x);
_aligned_free(x);
return !val;
}"
HAS_MSVC_ATOMICS
)
ENDIF()
IF( HAS_MSVC_ATOMICS OR HAS_GCC_ATOMICS )
SET(HAS_ATOMICS true)
ENDIF()
CONFIGURE_FILE(
"config/BC7Config.h.in"
"include/BC7Config.h"
)
SET( HEADERS
src/BC7CompressionMode.h
src/BitStream.h
src/RGBAEndpoints.h
src/ParallelStage.h
)
SET( SOURCES
src/BC7Compressor.cpp
src/RGBAEndpoints.cpp
src/ParallelStage.cpp
)
IF( HAS_SSE_41 )
IF ( HAS_SSE_POPCNT )
IF( MSVC )
ADD_DEFINITIONS( /arch:SSE4.2 )
ELSE() #Assume GCC
ADD_DEFINITIONS( -msse4.2 )
ENDIF()
ELSE()
IF( MSVC )
ADD_DEFINITIONS( /arch:SSE4.1 )
ELSE() #Assume GCC
ADD_DEFINITIONS( -msse4.1 )
ENDIF()
ENDIF()
SET( HEADERS
${HEADERS}
src/RGBAEndpointsSIMD.h
src/BC7CompressionModeSIMD.h
)
SET( SOURCES
${SOURCES}
src/BC7CompressorSIMD.cpp
src/RGBAEndpointsSIMD.cpp
)
ENDIF( HAS_SSE_41 )
IF( HAS_INLINE_ASSEMBLY_WITH_FLAGS )
IF( MSVC )
# !FIXME!
ELSE()
ADD_DEFINITIONS( -fasm-blocks )
ENDIF()
ENDIF()
ADD_LIBRARY( BPTCEncoder
${HEADERS}
${SOURCES}
)