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Merge pull request #571 from edward-san/fast-math-nonmsvc

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- Apply the fast math flags for non-MSVC, too.
This commit is contained in:
coelckers 2016-02-19 01:50:28 +01:00
commit 02474dd1aa
5 changed files with 21 additions and 19 deletions
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10
CMakeLists.txt
View file

@ -188,6 +188,16 @@ option(FORCE_INTERNAL_JPEG "Use internal jpeg")
option(FORCE_INTERNAL_BZIP2 "Use internal bzip2")
option(FORCE_INTERNAL_GME "Use internal gme" ON)
# Fast math flags, required by some subprojects
set( ZD_FASTMATH_FLAG "" )
if( ZD_CMAKE_COMPILER_IS_GNUCXX_COMPATIBLE )
set( ZD_FASTMATH_FLAG "-ffast-math" )
else()
if( MSVC )
set( ZD_FASTMATH_FLAG "/fp:fast" )
endif()
endif()
if( ZLIB_FOUND AND NOT FORCE_INTERNAL_ZLIB )
message( STATUS "Using system zlib" )
else()

5
dumb/CMakeLists.txt
View file

@ -14,9 +14,8 @@ if( ZD_CMAKE_COMPILER_IS_GNUC_COMPATIBLE )
endif(NOT CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR CMAKE_CXX_COMPILER_VERSION VERSION_GREATER "4.5")
endif()
if( MSVC )
set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /fp:fast" )
endif()
# Enable fast flag for dumb
set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${ZD_FASTMATH_FLAG}" )
CHECK_FUNCTION_EXISTS( itoa ITOA_EXISTS )
if( NOT ITOA_EXISTS )

7
game-music-emu/CMakeLists.txt
View file

@ -29,11 +29,8 @@ if( ZD_CMAKE_COMPILER_IS_GNUCXX_COMPATIBLE )
endif()
endif()
if( MSVC )
set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /fp:fast" )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /fp:fast" )
endif()
# Enable fast flag for GME
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${ZD_FASTMATH_FLAG}" )
# Default emulators to build (all of them! ;)
if (NOT DEFINED USE_GME_AY)

5
gdtoa/CMakeLists.txt
View file

@ -5,13 +5,16 @@ set( CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} -D_DEBUG" )
# Disable warnings for << operator precedence (4554) and
# unreferenced labels (4102) from VC
if( MSVC )
set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4554 /wd4102 /fp:fast" )
set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /wd4554 /wd4102" )
endif()
if( ZD_CMAKE_COMPILER_IS_GNUCXX_COMPATIBLE )
set( CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra" )
endif()
# Enable fast flag for gdtoa
set( CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${ZD_FASTMATH_FLAG}" )
include_directories( ${CMAKE_CURRENT_BINARY_DIR} )
add_definitions( -DINFNAN_CHECK -DMULTIPLE_THREADS )

13
src/CMakeLists.txt
View file

@ -35,14 +35,6 @@ if( CMAKE_SIZEOF_VOID_P MATCHES "8" )
set( X64 64 )
endif()
if( ZD_CMAKE_COMPILER_IS_GNUCXX_COMPATIBLE )
set ( FASTMATH "-ffast-math" )
else()
if ( MSVC )
set ( FASTMATH "/fp:fast" )
endif()
endif()
# You can either use "make install" on the FMOD distribution to put it
# in standard system locations, or you can unpack the FMOD distribution
# in the root of the zdoom tree. e.g.:
@ -866,6 +858,7 @@ set( NOT_COMPILED_SOURCE_FILES
asm_x86_64/tmap3.s
)
# Enable fast math for some sources
set( FASTMATH_SOURCES
r_swrenderer.cpp
r_3dfloors.cpp
@ -1203,12 +1196,12 @@ add_executable( zdoom WIN32 MACOSX_BUNDLE
zzautozend.cpp
)
set_source_files_properties( ${FASTMATH_SOURCES} PROPERTIES COMPILE_FLAGS ${FASTMATH} )
set_source_files_properties( ${FASTMATH_SOURCES} PROPERTIES COMPILE_FLAGS ${ZD_FASTMATH_FLAG} )
set_source_files_properties( xlat/parse_xlat.cpp PROPERTIES OBJECT_DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/xlat_parser.c" )
set_source_files_properties( sc_man.cpp PROPERTIES OBJECT_DEPENDS "${CMAKE_CURRENT_BINARY_DIR}/sc_man_scanner.h" )
set_source_files_properties( ${NOT_COMPILED_SOURCE_FILES} PROPERTIES HEADER_FILE_ONLY TRUE )
if ( WIN32 )
set_source_files_properties( win32/fb_d3d9.cpp win32/fb_d3d9_wipe.cpp PROPERTIES COMPILE_FLAGS ${FASTMATH} )
set_source_files_properties( win32/fb_d3d9.cpp win32/fb_d3d9_wipe.cpp PROPERTIES COMPILE_FLAGS ${ZD_FASTMATH_FLAG} )
endif()