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stdlib: move all mslibc functions to SDL_mslibc.c 

This allows disabling LTO on them by only specifying a single file.
This commit is contained in:
Anonymous Maarten 2022-07-26 21:47:52 +02:00 committed by Sam Lantinga
parent a169259f62
commit 5da85376b9
12 changed files with 829 additions and 894 deletions
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3
CMakeLists.txt
View File

@ -678,7 +678,8 @@ endif()
if(MSVC) if(MSVC)
# Due to a limitation of Microsoft's LTO implementation, LTO must be disabled for memcpy and memset. # Due to a limitation of Microsoft's LTO implementation, LTO must be disabled for memcpy and memset.
set_property(SOURCE src/stdlib/SDL_memcpy.c src/stdlib/SDL_memset.c APPEND PROPERTY COMPILE_FLAGS /GL-) # The same applies to various functions normally belonging in the C library (for x86 architecture).
set_property(SOURCE src/stdlib/SDL_mslibc.c APPEND PROPERTY COMPILE_FLAGS /GL-)
endif() endif()
if(SDL_ASSEMBLY) if(SDL_ASSEMBLY)

2
Makefile.os2
View File

@ -68,7 +68,7 @@ CFLAGS_DLL+= -DSDL_BUILD_MINOR_VERSION=$(MINOR_VERSION)
CFLAGS_DLL+= -DSDL_BUILD_MICRO_VERSION=$(MICRO_VERSION) CFLAGS_DLL+= -DSDL_BUILD_MICRO_VERSION=$(MICRO_VERSION)
SRCS = SDL.c SDL_assert.c SDL_error.c SDL_guid.c SDL_log.c SDL_dataqueue.c SDL_hints.c SDL_list.c SDL_utils.c SRCS = SDL.c SDL_assert.c SDL_error.c SDL_guid.c SDL_log.c SDL_dataqueue.c SDL_hints.c SDL_list.c SDL_utils.c
SRCS+= SDL_getenv.c SDL_iconv.c SDL_malloc.c SDL_memcpy.c SDL_memset.c SDL_qsort.c SDL_stdlib.c SDL_string.c SDL_strtokr.c SDL_crc32.c SRCS+= SDL_getenv.c SDL_iconv.c SDL_malloc.c SDL_qsort.c SDL_stdlib.c SDL_string.c SDL_strtokr.c SDL_crc32.c
SRCS+= SDL_cpuinfo.c SDL_atomic.c SDL_spinlock.c SDL_thread.c SDL_timer.c SRCS+= SDL_cpuinfo.c SDL_atomic.c SDL_spinlock.c SDL_thread.c SDL_timer.c
SRCS+= SDL_rwops.c SDL_power.c SRCS+= SDL_rwops.c SDL_power.c
SRCS+= SDL_audio.c SDL_audiocvt.c SDL_audiodev.c SDL_audiotypecvt.c SDL_mixer.c SDL_wave.c SRCS+= SDL_audio.c SDL_audiocvt.c SDL_audiodev.c SDL_audiotypecvt.c SDL_mixer.c SDL_wave.c

2
Makefile.w32
View File

@ -44,7 +44,7 @@ CFLAGS_DLL+= -DSDL_BUILD_MICRO_VERSION=$(MICRO_VERSION)
RCFLAGS = -q -r -bt=nt $(INCPATH) RCFLAGS = -q -r -bt=nt $(INCPATH)
SRCS = SDL.c SDL_assert.c SDL_error.c SDL_guid.c SDL_log.c SDL_dataqueue.c SDL_hints.c SDL_list.c SDL_utils.c SRCS = SDL.c SDL_assert.c SDL_error.c SDL_guid.c SDL_log.c SDL_dataqueue.c SDL_hints.c SDL_list.c SDL_utils.c
SRCS+= SDL_getenv.c SDL_iconv.c SDL_malloc.c SDL_memcpy.c SDL_memset.c SDL_qsort.c SDL_stdlib.c SDL_string.c SDL_strtokr.c SDL_crc32.c SRCS+= SDL_getenv.c SDL_iconv.c SDL_malloc.c SDL_qsort.c SDL_stdlib.c SDL_string.c SDL_strtokr.c SDL_crc32.c
SRCS+= SDL_cpuinfo.c SDL_atomic.c SDL_spinlock.c SDL_thread.c SDL_timer.c SRCS+= SDL_cpuinfo.c SDL_atomic.c SDL_spinlock.c SDL_thread.c SDL_timer.c
SRCS+= SDL_rwops.c SDL_power.c SRCS+= SDL_rwops.c SDL_power.c
SRCS+= SDL_audio.c SDL_audiocvt.c SDL_audiodev.c SDL_audiotypecvt.c SDL_mixer.c SDL_wave.c SRCS+= SDL_audio.c SDL_audiocvt.c SDL_audiodev.c SDL_audiotypecvt.c SDL_mixer.c SDL_wave.c

3
VisualC-GDK/SDL/SDL.vcxproj
View File

@ -697,8 +697,7 @@
<ClCompile Include="..\..\src\stdlib\SDL_getenv.c" /> <ClCompile Include="..\..\src\stdlib\SDL_getenv.c" />
<ClCompile Include="..\..\src\stdlib\SDL_iconv.c" /> <ClCompile Include="..\..\src\stdlib\SDL_iconv.c" />
<ClCompile Include="..\..\src\stdlib\SDL_malloc.c" /> <ClCompile Include="..\..\src\stdlib\SDL_malloc.c" />
<ClCompile Include="..\..\src\stdlib\SDL_memcpy.c" /> <ClCompile Include="..\..\src\stdlib\SDL_mslibc.c" />
<ClCompile Include="..\..\src\stdlib\SDL_memset.c" />
<ClCompile Include="..\..\src\stdlib\SDL_qsort.c" /> <ClCompile Include="..\..\src\stdlib\SDL_qsort.c" />
<ClCompile Include="..\..\src\stdlib\SDL_stdlib.c" /> <ClCompile Include="..\..\src\stdlib\SDL_stdlib.c" />
<ClCompile Include="..\..\src\stdlib\SDL_string.c" /> <ClCompile Include="..\..\src\stdlib\SDL_string.c" />

5
VisualC-GDK/SDL/SDL.vcxproj.filters
View File

@ -1352,10 +1352,7 @@
<ClCompile Include="..\..\src\render\direct3d12\SDL_shaders_d3d12.c"> <ClCompile Include="..\..\src\render\direct3d12\SDL_shaders_d3d12.c">
<Filter>render\direct3d12</Filter> <Filter>render\direct3d12</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="..\..\src\stdlib\SDL_memcpy.c"> <ClCompile Include="..\..\src\stdlib\SDL_mslibc.c">
<Filter>stdlib</Filter>
</ClCompile>
<ClCompile Include="..\..\src\stdlib\SDL_memset.c">
<Filter>stdlib</Filter> <Filter>stdlib</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="..\..\src\core\gdk\SDL_gdk.cpp"> <ClCompile Include="..\..\src\core\gdk\SDL_gdk.cpp">

3
VisualC-WinRT/SDL-UWP.vcxproj
View File

@ -311,8 +311,7 @@
<ClCompile Include="..\src\stdlib\SDL_getenv.c" /> <ClCompile Include="..\src\stdlib\SDL_getenv.c" />
<ClCompile Include="..\src\stdlib\SDL_iconv.c" /> <ClCompile Include="..\src\stdlib\SDL_iconv.c" />
<ClCompile Include="..\src\stdlib\SDL_malloc.c" /> <ClCompile Include="..\src\stdlib\SDL_malloc.c" />
<ClCompile Include="..\src\stdlib\SDL_memcpy.c" /> <ClCompile Include="..\src\stdlib\SDL_mslibc.c" />
<ClCompile Include="..\src\stdlib\SDL_memset.c" />
<ClCompile Include="..\src\stdlib\SDL_qsort.c" /> <ClCompile Include="..\src\stdlib\SDL_qsort.c" />
<ClCompile Include="..\src\stdlib\SDL_stdlib.c" /> <ClCompile Include="..\src\stdlib\SDL_stdlib.c" />
<ClCompile Include="..\src\stdlib\SDL_string.c" /> <ClCompile Include="..\src\stdlib\SDL_string.c" />

3
VisualC/SDL/SDL.vcxproj
View File

@ -565,8 +565,7 @@
<ClCompile Include="..\..\src\stdlib\SDL_getenv.c" /> <ClCompile Include="..\..\src\stdlib\SDL_getenv.c" />
<ClCompile Include="..\..\src\stdlib\SDL_iconv.c" /> <ClCompile Include="..\..\src\stdlib\SDL_iconv.c" />
<ClCompile Include="..\..\src\stdlib\SDL_malloc.c" /> <ClCompile Include="..\..\src\stdlib\SDL_malloc.c" />
<ClCompile Include="..\..\src\stdlib\SDL_memcpy.c" /> <ClCompile Include="..\..\src\stdlib\SDL_mslibc.c" />
<ClCompile Include="..\..\src\stdlib\SDL_memset.c" />
<ClCompile Include="..\..\src\stdlib\SDL_qsort.c" /> <ClCompile Include="..\..\src\stdlib\SDL_qsort.c" />
<ClCompile Include="..\..\src\stdlib\SDL_stdlib.c" /> <ClCompile Include="..\..\src\stdlib\SDL_stdlib.c" />
<ClCompile Include="..\..\src\stdlib\SDL_string.c" /> <ClCompile Include="..\..\src\stdlib\SDL_string.c" />

40
Xcode/SDL/SDL.xcodeproj/project.pbxproj
View File

@ -3382,24 +3382,6 @@
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F3631C6424884ACF004F28EA /* SDL_locale.h in Headers */ = {isa = PBXBuildFile; fileRef = 566E26792462701100718109 /* SDL_locale.h */; settings = {ATTRIBUTES = (Public, ); }; }; F3631C6424884ACF004F28EA /* SDL_locale.h in Headers */ = {isa = PBXBuildFile; fileRef = 566E26792462701100718109 /* SDL_locale.h */; settings = {ATTRIBUTES = (Public, ); }; };
F3631C652488534E004F28EA /* SDL_locale.h in Headers */ = {isa = PBXBuildFile; fileRef = 566E26792462701100718109 /* SDL_locale.h */; settings = {ATTRIBUTES = (Public, ); }; }; F3631C652488534E004F28EA /* SDL_locale.h in Headers */ = {isa = PBXBuildFile; fileRef = 566E26792462701100718109 /* SDL_locale.h */; settings = {ATTRIBUTES = (Public, ); }; };
F376F6192559B29300CFC0BC /* OpenGLES.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F376F6182559B29300CFC0BC /* OpenGLES.framework */; platformFilter = ios; }; F376F6192559B29300CFC0BC /* OpenGLES.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = F376F6182559B29300CFC0BC /* OpenGLES.framework */; platformFilter = ios; };
@ -4072,8 +4054,6 @@
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BECDF6BE0761BA81005FE872 /* SDL2 */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = SDL2; sourceTree = BUILT_PRODUCTS_DIR; }; BECDF6BE0761BA81005FE872 /* SDL2 */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = SDL2; sourceTree = BUILT_PRODUCTS_DIR; };
DB31407717554B71006C0E22 /* libSDL2.dylib */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.dylib"; includeInIndex = 0; path = libSDL2.dylib; sourceTree = BUILT_PRODUCTS_DIR; }; DB31407717554B71006C0E22 /* libSDL2.dylib */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.dylib"; includeInIndex = 0; path = libSDL2.dylib; sourceTree = BUILT_PRODUCTS_DIR; };
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@ -5139,8 +5119,6 @@
A7D8A8D423E2514000DCD162 /* SDL_getenv.c */, A7D8A8D423E2514000DCD162 /* SDL_getenv.c */,
A7D8A8D323E2514000DCD162 /* SDL_iconv.c */, A7D8A8D323E2514000DCD162 /* SDL_iconv.c */,
A7D8A8D923E2514000DCD162 /* SDL_malloc.c */, A7D8A8D923E2514000DCD162 /* SDL_malloc.c */,
F3249B1D285A85FF00DB9B5C /* SDL_memcpy.c */,
F3249B1C285A85FF00DB9B5C /* SDL_memset.c */,
A7D8A8D723E2514000DCD162 /* SDL_qsort.c */, A7D8A8D723E2514000DCD162 /* SDL_qsort.c */,
A7D8A8D823E2514000DCD162 /* SDL_stdlib.c */, A7D8A8D823E2514000DCD162 /* SDL_stdlib.c */,
A7D8A8D523E2514000DCD162 /* SDL_string.c */, A7D8A8D523E2514000DCD162 /* SDL_string.c */,
@ -7711,7 +7689,6 @@
A75FCE5023E25AB700529352 /* SDL_syspower.m in Sources */, A75FCE5023E25AB700529352 /* SDL_syspower.m in Sources */,
A75FCE5123E25AB700529352 /* e_log10.c in Sources */, A75FCE5123E25AB700529352 /* e_log10.c in Sources */,
A75FCE5223E25AB700529352 /* SDL_uikitopenglview.m in Sources */, A75FCE5223E25AB700529352 /* SDL_uikitopenglview.m in Sources */,
F3249B2E285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A75FCE5323E25AB700529352 /* SDL_mixer.c in Sources */, A75FCE5323E25AB700529352 /* SDL_mixer.c in Sources */,
5616CA64252BB35F005D5928 /* SDL_url.c in Sources */, 5616CA64252BB35F005D5928 /* SDL_url.c in Sources */,
A75FCE5423E25AB700529352 /* SDL_events.c in Sources */, A75FCE5423E25AB700529352 /* SDL_events.c in Sources */,
@ -7767,7 +7744,6 @@
F3F07D61269640160074468B /* SDL_hidapi_luna.c in Sources */, F3F07D61269640160074468B /* SDL_hidapi_luna.c in Sources */,
A75FCE8923E25AB700529352 /* SDL_rwopsbundlesupport.m in Sources */, A75FCE8923E25AB700529352 /* SDL_rwopsbundlesupport.m in Sources */,
A75FCE8A23E25AB700529352 /* SDL_video.c in Sources */, A75FCE8A23E25AB700529352 /* SDL_video.c in Sources */,
F3249B25285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A75FCE8B23E25AB700529352 /* SDL_offscreenopengl.c in Sources */, A75FCE8B23E25AB700529352 /* SDL_offscreenopengl.c in Sources */,
A75FCE8C23E25AB700529352 /* SDL_uikitmetalview.m in Sources */, A75FCE8C23E25AB700529352 /* SDL_uikitmetalview.m in Sources */,
A75FCE8D23E25AB700529352 /* SDL_steamcontroller.c in Sources */, A75FCE8D23E25AB700529352 /* SDL_steamcontroller.c in Sources */,
@ -7905,7 +7881,6 @@
A75FD00923E25AC700529352 /* SDL_syspower.m in Sources */, A75FD00923E25AC700529352 /* SDL_syspower.m in Sources */,
A75FD00A23E25AC700529352 /* e_log10.c in Sources */, A75FD00A23E25AC700529352 /* e_log10.c in Sources */,
A75FD00B23E25AC700529352 /* SDL_uikitopenglview.m in Sources */, A75FD00B23E25AC700529352 /* SDL_uikitopenglview.m in Sources */,
F3249B2F285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A75FD00C23E25AC700529352 /* SDL_mixer.c in Sources */, A75FD00C23E25AC700529352 /* SDL_mixer.c in Sources */,
5616CA67252BB361005D5928 /* SDL_url.c in Sources */, 5616CA67252BB361005D5928 /* SDL_url.c in Sources */,
A75FD00D23E25AC700529352 /* SDL_events.c in Sources */, A75FD00D23E25AC700529352 /* SDL_events.c in Sources */,
@ -7961,7 +7936,6 @@
F3F07D62269640160074468B /* SDL_hidapi_luna.c in Sources */, F3F07D62269640160074468B /* SDL_hidapi_luna.c in Sources */,
A75FD04223E25AC700529352 /* SDL_rwopsbundlesupport.m in Sources */, A75FD04223E25AC700529352 /* SDL_rwopsbundlesupport.m in Sources */,
A75FD04323E25AC700529352 /* SDL_video.c in Sources */, A75FD04323E25AC700529352 /* SDL_video.c in Sources */,
F3249B26285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A75FD04423E25AC700529352 /* SDL_offscreenopengl.c in Sources */, A75FD04423E25AC700529352 /* SDL_offscreenopengl.c in Sources */,
A75FD04523E25AC700529352 /* SDL_uikitmetalview.m in Sources */, A75FD04523E25AC700529352 /* SDL_uikitmetalview.m in Sources */,
A75FD04623E25AC700529352 /* SDL_steamcontroller.c in Sources */, A75FD04623E25AC700529352 /* SDL_steamcontroller.c in Sources */,
@ -8089,7 +8063,6 @@
A769B1D523E259AE00872273 /* SDL_render.c in Sources */, A769B1D523E259AE00872273 /* SDL_render.c in Sources */,
A769B1D623E259AE00872273 /* SDL_stretch.c in Sources */, A769B1D623E259AE00872273 /* SDL_stretch.c in Sources */,
A769B1D723E259AE00872273 /* s_floor.c in Sources */, A769B1D723E259AE00872273 /* s_floor.c in Sources */,
F3249B23285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A769B1D823E259AE00872273 /* SDL_blit_copy.c in Sources */, A769B1D823E259AE00872273 /* SDL_blit_copy.c in Sources */,
A769B1D923E259AE00872273 /* e_fmod.c in Sources */, A769B1D923E259AE00872273 /* e_fmod.c in Sources */,
A769B1DA23E259AE00872273 /* SDL_syspower.m in Sources */, A769B1DA23E259AE00872273 /* SDL_syspower.m in Sources */,
@ -8152,7 +8125,6 @@
A769B21123E259AE00872273 /* SDL_quit.c in Sources */, A769B21123E259AE00872273 /* SDL_quit.c in Sources */,
A769B21223E259AE00872273 /* SDL_cocoawindow.m in Sources */, A769B21223E259AE00872273 /* SDL_cocoawindow.m in Sources */,
A769B21323E259AE00872273 /* SDL_sysmutex.c in Sources */, A769B21323E259AE00872273 /* SDL_sysmutex.c in Sources */,
F3249B2C285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A769B21423E259AE00872273 /* SDL_syshaptic.c in Sources */, A769B21423E259AE00872273 /* SDL_syshaptic.c in Sources */,
A769B21523E259AE00872273 /* SDL_rwopsbundlesupport.m in Sources */, A769B21523E259AE00872273 /* SDL_rwopsbundlesupport.m in Sources */,
A769B21623E259AE00872273 /* SDL_video.c in Sources */, A769B21623E259AE00872273 /* SDL_video.c in Sources */,
@ -8294,7 +8266,6 @@
A7D8AC7023E2514100DCD162 /* SDL_uikitopenglview.m in Sources */, A7D8AC7023E2514100DCD162 /* SDL_uikitopenglview.m in Sources */,
A7D8B76523E2514300DCD162 /* SDL_mixer.c in Sources */, A7D8B76523E2514300DCD162 /* SDL_mixer.c in Sources */,
A7D8BB5823E2514500DCD162 /* SDL_events.c in Sources */, A7D8BB5823E2514500DCD162 /* SDL_events.c in Sources */,
F3249B28285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A7D8ADE723E2514100DCD162 /* SDL_blit_0.c in Sources */, A7D8ADE723E2514100DCD162 /* SDL_blit_0.c in Sources */,
A7D8BB0A23E2514500DCD162 /* k_tan.c in Sources */, A7D8BB0A23E2514500DCD162 /* k_tan.c in Sources */,
A75FDBCF23EA380300529352 /* SDL_hidapi_rumble.c in Sources */, A75FDBCF23EA380300529352 /* SDL_hidapi_rumble.c in Sources */,
@ -8350,7 +8321,6 @@
F3F07D5B269640160074468B /* SDL_hidapi_luna.c in Sources */, F3F07D5B269640160074468B /* SDL_hidapi_luna.c in Sources */,
A7D8AB5623E2514100DCD162 /* SDL_offscreenopengl.c in Sources */, A7D8AB5623E2514100DCD162 /* SDL_offscreenopengl.c in Sources */,
A7D8ACC423E2514100DCD162 /* SDL_uikitmetalview.m in Sources */, A7D8ACC423E2514100DCD162 /* SDL_uikitmetalview.m in Sources */,
F3249B1F285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A7D8BA5C23E2514400DCD162 /* SDL_shaders_gles2.c in Sources */, A7D8BA5C23E2514400DCD162 /* SDL_shaders_gles2.c in Sources */,
A7D8B14123E2514200DCD162 /* SDL_blit_1.c in Sources */, A7D8B14123E2514200DCD162 /* SDL_blit_1.c in Sources */,
5605720F2473688000B46B66 /* SDL_locale.c in Sources */, 5605720F2473688000B46B66 /* SDL_locale.c in Sources */,
@ -8488,7 +8458,6 @@
A7D8AC7123E2514100DCD162 /* SDL_uikitopenglview.m in Sources */, A7D8AC7123E2514100DCD162 /* SDL_uikitopenglview.m in Sources */,
A7D8B76623E2514300DCD162 /* SDL_mixer.c in Sources */, A7D8B76623E2514300DCD162 /* SDL_mixer.c in Sources */,
A7D8BB5923E2514500DCD162 /* SDL_events.c in Sources */, A7D8BB5923E2514500DCD162 /* SDL_events.c in Sources */,
F3249B29285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A7D8ADE823E2514100DCD162 /* SDL_blit_0.c in Sources */, A7D8ADE823E2514100DCD162 /* SDL_blit_0.c in Sources */,
A7D8BB0B23E2514500DCD162 /* k_tan.c in Sources */, A7D8BB0B23E2514500DCD162 /* k_tan.c in Sources */,
A75FDBD023EA380300529352 /* SDL_hidapi_rumble.c in Sources */, A75FDBD023EA380300529352 /* SDL_hidapi_rumble.c in Sources */,
@ -8544,7 +8513,6 @@
F3F07D5C269640160074468B /* SDL_hidapi_luna.c in Sources */, F3F07D5C269640160074468B /* SDL_hidapi_luna.c in Sources */,
A7D8AB5723E2514100DCD162 /* SDL_offscreenopengl.c in Sources */, A7D8AB5723E2514100DCD162 /* SDL_offscreenopengl.c in Sources */,
A7D8ACC523E2514100DCD162 /* SDL_uikitmetalview.m in Sources */, A7D8ACC523E2514100DCD162 /* SDL_uikitmetalview.m in Sources */,
F3249B20285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A7D8BA5D23E2514400DCD162 /* SDL_shaders_gles2.c in Sources */, A7D8BA5D23E2514400DCD162 /* SDL_shaders_gles2.c in Sources */,
A7D8B14223E2514200DCD162 /* SDL_blit_1.c in Sources */, A7D8B14223E2514200DCD162 /* SDL_blit_1.c in Sources */,
560572102473688000B46B66 /* SDL_locale.c in Sources */, 560572102473688000B46B66 /* SDL_locale.c in Sources */,
@ -8672,7 +8640,6 @@
A7D8B97E23E2514400DCD162 /* SDL_render.c in Sources */, A7D8B97E23E2514400DCD162 /* SDL_render.c in Sources */,
A7D8ABD723E2514100DCD162 /* SDL_stretch.c in Sources */, A7D8ABD723E2514100DCD162 /* SDL_stretch.c in Sources */,
A7D8BB0123E2514500DCD162 /* s_floor.c in Sources */, A7D8BB0123E2514500DCD162 /* s_floor.c in Sources */,
F3249B22285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A7D8AC3D23E2514100DCD162 /* SDL_blit_copy.c in Sources */, A7D8AC3D23E2514100DCD162 /* SDL_blit_copy.c in Sources */,
A7D8BAE323E2514500DCD162 /* e_fmod.c in Sources */, A7D8BAE323E2514500DCD162 /* e_fmod.c in Sources */,
A7D8B5D323E2514300DCD162 /* SDL_syspower.m in Sources */, A7D8B5D323E2514300DCD162 /* SDL_syspower.m in Sources */,
@ -8735,7 +8702,6 @@
A7D8BB8523E2514500DCD162 /* SDL_quit.c in Sources */, A7D8BB8523E2514500DCD162 /* SDL_quit.c in Sources */,
A7D8AEAA23E2514100DCD162 /* SDL_cocoawindow.m in Sources */, A7D8AEAA23E2514100DCD162 /* SDL_cocoawindow.m in Sources */,
A7D8B43E23E2514300DCD162 /* SDL_sysmutex.c in Sources */, A7D8B43E23E2514300DCD162 /* SDL_sysmutex.c in Sources */,
F3249B2B285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A7D8AAB423E2514100DCD162 /* SDL_syshaptic.c in Sources */, A7D8AAB423E2514100DCD162 /* SDL_syshaptic.c in Sources */,
A7D8B5CD23E2514300DCD162 /* SDL_rwopsbundlesupport.m in Sources */, A7D8B5CD23E2514300DCD162 /* SDL_rwopsbundlesupport.m in Sources */,
A7D8AC1323E2514100DCD162 /* SDL_video.c in Sources */, A7D8AC1323E2514100DCD162 /* SDL_video.c in Sources */,
@ -8831,7 +8797,6 @@
F3984CD025BCC92900374F43 /* SDL_hidapi_stadia.c in Sources */, F3984CD025BCC92900374F43 /* SDL_hidapi_stadia.c in Sources */,
A7D8AAB623E2514100DCD162 /* SDL_haptic.c in Sources */, A7D8AAB623E2514100DCD162 /* SDL_haptic.c in Sources */,
A7D8AF2423E2514100DCD162 /* SDL_cocoametalview.m in Sources */, A7D8AF2423E2514100DCD162 /* SDL_cocoametalview.m in Sources */,
F3249B1E285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A7D8B86023E2514400DCD162 /* SDL_audiotypecvt.c in Sources */, A7D8B86023E2514400DCD162 /* SDL_audiotypecvt.c in Sources */,
A7D8BBC523E2561500DCD162 /* SDL_steamcontroller.c in Sources */, A7D8BBC523E2561500DCD162 /* SDL_steamcontroller.c in Sources */,
A7D8AD3223E2514100DCD162 /* SDL_blit_N.c in Sources */, A7D8AD3223E2514100DCD162 /* SDL_blit_N.c in Sources */,
@ -8902,7 +8867,6 @@
A7D8B4DC23E2514300DCD162 /* SDL_joystick.c in Sources */, A7D8B4DC23E2514300DCD162 /* SDL_joystick.c in Sources */,
A7D8BA4923E2514400DCD162 /* SDL_render_gles2.c in Sources */, A7D8BA4923E2514400DCD162 /* SDL_render_gles2.c in Sources */,
A7D8AC2D23E2514100DCD162 /* SDL_surface.c in Sources */, A7D8AC2D23E2514100DCD162 /* SDL_surface.c in Sources */,
F3249B27285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A7D8B54B23E2514300DCD162 /* SDL_hidapi_xboxone.c in Sources */, A7D8B54B23E2514300DCD162 /* SDL_hidapi_xboxone.c in Sources */,
A7D8AD2323E2514100DCD162 /* SDL_blit_auto.c in Sources */, A7D8AD2323E2514100DCD162 /* SDL_blit_auto.c in Sources */,
F3A4909E2554D38600E92A8B /* SDL_hidapi_ps5.c in Sources */, F3A4909E2554D38600E92A8B /* SDL_hidapi_ps5.c in Sources */,
@ -9023,7 +8987,6 @@
A7D8AF2723E2514100DCD162 /* SDL_cocoametalview.m in Sources */, A7D8AF2723E2514100DCD162 /* SDL_cocoametalview.m in Sources */,
A7D8B86323E2514400DCD162 /* SDL_audiotypecvt.c in Sources */, A7D8B86323E2514400DCD162 /* SDL_audiotypecvt.c in Sources */,
A7D8AD3523E2514100DCD162 /* SDL_blit_N.c in Sources */, A7D8AD3523E2514100DCD162 /* SDL_blit_N.c in Sources */,
F3249B21285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A7D8BB7E23E2514500DCD162 /* SDL_dropevents.c in Sources */, A7D8BB7E23E2514500DCD162 /* SDL_dropevents.c in Sources */,
A7D8BBFA23E2574800DCD162 /* SDL_uikitopengles.m in Sources */, A7D8BBFA23E2574800DCD162 /* SDL_uikitopengles.m in Sources */,
A7D8BAD023E2514500DCD162 /* e_atan2.c in Sources */, A7D8BAD023E2514500DCD162 /* e_atan2.c in Sources */,
@ -9094,7 +9057,6 @@
A7D8BA4C23E2514400DCD162 /* SDL_render_gles2.c in Sources */, A7D8BA4C23E2514400DCD162 /* SDL_render_gles2.c in Sources */,
A7D8AC3023E2514100DCD162 /* SDL_surface.c in Sources */, A7D8AC3023E2514100DCD162 /* SDL_surface.c in Sources */,
A7D8B54E23E2514300DCD162 /* SDL_hidapi_xboxone.c in Sources */, A7D8B54E23E2514300DCD162 /* SDL_hidapi_xboxone.c in Sources */,
F3249B2A285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A7D8AD2623E2514100DCD162 /* SDL_blit_auto.c in Sources */, A7D8AD2623E2514100DCD162 /* SDL_blit_auto.c in Sources */,
A7D8BB6C23E2514500DCD162 /* SDL_keyboard.c in Sources */, A7D8BB6C23E2514500DCD162 /* SDL_keyboard.c in Sources */,
A7D8ACEA23E2514100DCD162 /* SDL_rect.c in Sources */, A7D8ACEA23E2514100DCD162 /* SDL_rect.c in Sources */,
@ -9215,7 +9177,6 @@
A7D8AF2923E2514100DCD162 /* SDL_cocoametalview.m in Sources */, A7D8AF2923E2514100DCD162 /* SDL_cocoametalview.m in Sources */,
A7D8B86523E2514400DCD162 /* SDL_audiotypecvt.c in Sources */, A7D8B86523E2514400DCD162 /* SDL_audiotypecvt.c in Sources */,
A7D8AC5C23E2514100DCD162 /* SDL_uikitevents.m in Sources */, A7D8AC5C23E2514100DCD162 /* SDL_uikitevents.m in Sources */,
F3249B24285A85FF00DB9B5C /* SDL_memset.c in Sources */,
A7D8ACBC23E2514100DCD162 /* SDL_uikitmodes.m in Sources */, A7D8ACBC23E2514100DCD162 /* SDL_uikitmodes.m in Sources */,
A7D8AD3723E2514100DCD162 /* SDL_blit_N.c in Sources */, A7D8AD3723E2514100DCD162 /* SDL_blit_N.c in Sources */,
A7D8BB8023E2514500DCD162 /* SDL_dropevents.c in Sources */, A7D8BB8023E2514500DCD162 /* SDL_dropevents.c in Sources */,
@ -9286,7 +9247,6 @@
A7D8B4E123E2514300DCD162 /* SDL_joystick.c in Sources */, A7D8B4E123E2514300DCD162 /* SDL_joystick.c in Sources */,
A7D8BA4E23E2514400DCD162 /* SDL_render_gles2.c in Sources */, A7D8BA4E23E2514400DCD162 /* SDL_render_gles2.c in Sources */,
A7D8AC3223E2514100DCD162 /* SDL_surface.c in Sources */, A7D8AC3223E2514100DCD162 /* SDL_surface.c in Sources */,
F3249B2D285A85FF00DB9B5C /* SDL_memcpy.c in Sources */,
A7D8B55023E2514300DCD162 /* SDL_hidapi_xboxone.c in Sources */, A7D8B55023E2514300DCD162 /* SDL_hidapi_xboxone.c in Sources */,
A7D8AD2823E2514100DCD162 /* SDL_blit_auto.c in Sources */, A7D8AD2823E2514100DCD162 /* SDL_blit_auto.c in Sources */,
A7D8BB6E23E2514500DCD162 /* SDL_keyboard.c in Sources */, A7D8BB6E23E2514500DCD162 /* SDL_keyboard.c in Sources */,

79
src/stdlib/SDL_memcpy.c
View File

@ -1,79 +0,0 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2022 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../SDL_internal.h"
/* This file contains a portable memcpy manipulation function for SDL */
void *
SDL_memcpy(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len)
{
#ifdef __GNUC__
/* Presumably this is well tuned for speed.
On my machine this is twice as fast as the C code below.
*/
return __builtin_memcpy(dst, src, len);
#elif defined(HAVE_MEMCPY)
return memcpy(dst, src, len);
#elif defined(HAVE_BCOPY)
bcopy(src, dst, len);
return dst;
#else
/* GCC 4.9.0 with -O3 will generate movaps instructions with the loop
using Uint32* pointers, so we need to make sure the pointers are
aligned before we loop using them.
*/
if (((uintptr_t)src & 0x3) || ((uintptr_t)dst & 0x3)) {
/* Do an unaligned byte copy */
Uint8 *srcp1 = (Uint8 *)src;
Uint8 *dstp1 = (Uint8 *)dst;
while (len--) {
*dstp1++ = *srcp1++;
}
} else {
size_t left = (len % 4);
Uint32 *srcp4, *dstp4;
Uint8 *srcp1, *dstp1;
srcp4 = (Uint32 *) src;
dstp4 = (Uint32 *) dst;
len /= 4;
while (len--) {
*dstp4++ = *srcp4++;
}
srcp1 = (Uint8 *) srcp4;
dstp1 = (Uint8 *) dstp4;
switch (left) {
case 3:
*dstp1++ = *srcp1++;
case 2:
*dstp1++ = *srcp1++;
case 1:
*dstp1++ = *srcp1++;
}
}
return dst;
#endif /* __GNUC__ */
}
/* vi: set ts=4 sw=4 expandtab: */

75
src/stdlib/SDL_memset.c
View File

@ -1,75 +0,0 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2022 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#include "../SDL_internal.h"
/* This file contains a portable memset manipulation function for SDL */
void *
SDL_memset(SDL_OUT_BYTECAP(len) void *dst, int c, size_t len)
{
#if defined(HAVE_MEMSET)
return memset(dst, c, len);
#else
size_t left;
Uint32 *dstp4;
Uint8 *dstp1 = (Uint8 *) dst;
Uint8 value1;
Uint32 value4;
/* The value used in memset() is a byte, passed as an int */
c &= 0xff;
/* The destination pointer needs to be aligned on a 4-byte boundary to
* execute a 32-bit set. Set first bytes manually if needed until it is
* aligned. */
value1 = (Uint8)c;
while ((uintptr_t)dstp1 & 0x3) {
if (len--) {
*dstp1++ = value1;
} else {
return dst;
}
}
value4 = ((Uint32)c | ((Uint32)c << 8) | ((Uint32)c << 16) | ((Uint32)c << 24));
dstp4 = (Uint32 *) dstp1;
left = (len % 4);
len /= 4;
while (len--) {
*dstp4++ = value4;
}
dstp1 = (Uint8 *) dstp4;
switch (left) {
case 3:
*dstp1++ = value1;
case 2:
*dstp1++ = value1;
case 1:
*dstp1++ = value1;
}
return dst;
#endif /* HAVE_MEMSET */
}
/* vi: set ts=4 sw=4 expandtab: */

717
src/stdlib/SDL_mslibc.c Normal file
View File

@ -0,0 +1,717 @@
/*
Simple DirectMedia Layer
Copyright (C) 1997-2022 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
*/
#if defined(__clang_analyzer__) && !defined(SDL_DISABLE_ANALYZE_MACROS)
#define SDL_DISABLE_ANALYZE_MACROS 1
#endif
#include "../SDL_internal.h"
/* This file contains SDL replacements for functions in the C library */
#ifndef HAVE_LIBC
/* These are some C runtime intrinsics that need to be defined */
#if defined(_MSC_VER)
#ifndef __FLTUSED__
#define __FLTUSED__
__declspec(selectany) int _fltused = 1;
#endif
/* The optimizer on Visual Studio 2005 and later generates memcpy() and memset() calls.
Always provide it for the SDL2 DLL, but skip it when building static lib w/ static runtime. */
#if (_MSC_VER >= 1400) && (!defined(_MT) || defined(DLL_EXPORT))
extern void *memcpy(void* dst, const void* src, size_t len);
#pragma intrinsic(memcpy)
#pragma function(memcpy)
void *
memcpy(void *dst, const void *src, size_t len)
{
return SDL_memcpy(dst, src, len);
}
extern void *memset(void* dst, int c, size_t len);
#pragma intrinsic(memset)
#pragma function(memset)
void *
memset(void *dst, int c, size_t len)
{
return SDL_memset(dst, c, len);
}
#endif /* (_MSC_VER >= 1400) && (!defined(_MT) || defined(DLL_EXPORT)) */
#ifdef _M_IX86
/* Float to long */
void
__declspec(naked)
_ftol()
{
/* *INDENT-OFF* */
__asm {
push ebp
mov ebp,esp
sub esp,20h
and esp,0FFFFFFF0h
fld st(0)
fst dword ptr [esp+18h]
fistp qword ptr [esp+10h]
fild qword ptr [esp+10h]
mov edx,dword ptr [esp+18h]
mov eax,dword ptr [esp+10h]
test eax,eax
je integer_QnaN_or_zero
arg_is_not_integer_QnaN:
fsubp st(1),st
test edx,edx
jns positive
fstp dword ptr [esp]
mov ecx,dword ptr [esp]
xor ecx,80000000h
add ecx,7FFFFFFFh
adc eax,0
mov edx,dword ptr [esp+14h]
adc edx,0
jmp localexit
positive:
fstp dword ptr [esp]
mov ecx,dword ptr [esp]
add ecx,7FFFFFFFh
sbb eax,0
mov edx,dword ptr [esp+14h]
sbb edx,0
jmp localexit
integer_QnaN_or_zero:
mov edx,dword ptr [esp+14h]
test edx,7FFFFFFFh
jne arg_is_not_integer_QnaN
fstp dword ptr [esp+18h]
fstp dword ptr [esp+18h]
localexit:
leave
ret
}
/* *INDENT-ON* */
}
void
_ftol2_sse()
{
_ftol();
}
/* 64-bit math operators for 32-bit systems */
void
__declspec(naked)
_allmul()
{
/* *INDENT-OFF* */
__asm {
mov eax, dword ptr[esp+8]
mov ecx, dword ptr[esp+10h]
or ecx, eax
mov ecx, dword ptr[esp+0Ch]
jne hard
mov eax, dword ptr[esp+4]
mul ecx
ret 10h
hard:
push ebx
mul ecx
mov ebx, eax
mov eax, dword ptr[esp+8]
mul dword ptr[esp+14h]
add ebx, eax
mov eax, dword ptr[esp+8]
mul ecx
add edx, ebx
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_alldiv()
{
/* *INDENT-OFF* */
__asm {
push edi
push esi
push ebx
xor edi,edi
mov eax,dword ptr [esp+14h]
or eax,eax
jge L1
inc edi
mov edx,dword ptr [esp+10h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+14h],eax
mov dword ptr [esp+10h],edx
L1:
mov eax,dword ptr [esp+1Ch]
or eax,eax
jge L2
inc edi
mov edx,dword ptr [esp+18h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+1Ch],eax
mov dword ptr [esp+18h],edx
L2:
or eax,eax
jne L3
mov ecx,dword ptr [esp+18h]
mov eax,dword ptr [esp+14h]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+10h]
div ecx
mov edx,ebx
jmp L4
L3:
mov ebx,eax
mov ecx,dword ptr [esp+18h]
mov edx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
L5:
shr ebx,1
rcr ecx,1
shr edx,1
rcr eax,1
or ebx,ebx
jne L5
div ecx
mov esi,eax
mul dword ptr [esp+1Ch]
mov ecx,eax
mov eax,dword ptr [esp+18h]
mul esi
add edx,ecx
jb L6
cmp edx,dword ptr [esp+14h]
ja L6
jb L7
cmp eax,dword ptr [esp+10h]
jbe L7
L6:
dec esi
L7:
xor edx,edx
mov eax,esi
L4:
dec edi
jne L8
neg edx
neg eax
sbb edx,0
L8:
pop ebx
pop esi
pop edi
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aulldiv()
{
/* *INDENT-OFF* */
__asm {
push ebx
push esi
mov eax,dword ptr [esp+18h]
or eax,eax
jne L1
mov ecx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+0Ch]
div ecx
mov edx,ebx
jmp L2
L1:
mov ecx,eax
mov ebx,dword ptr [esp+14h]
mov edx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
L3:
shr ecx,1
rcr ebx,1
shr edx,1
rcr eax,1
or ecx,ecx
jne L3
div ebx
mov esi,eax
mul dword ptr [esp+18h]
mov ecx,eax
mov eax,dword ptr [esp+14h]
mul esi
add edx,ecx
jb L4
cmp edx,dword ptr [esp+10h]
ja L4
jb L5
cmp eax,dword ptr [esp+0Ch]
jbe L5
L4:
dec esi
L5:
xor edx,edx
mov eax,esi
L2:
pop esi
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_allrem()
{
/* *INDENT-OFF* */
__asm {
push ebx
push edi
xor edi,edi
mov eax,dword ptr [esp+10h]
or eax,eax
jge L1
inc edi
mov edx,dword ptr [esp+0Ch]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+10h],eax
mov dword ptr [esp+0Ch],edx
L1:
mov eax,dword ptr [esp+18h]
or eax,eax
jge L2
mov edx,dword ptr [esp+14h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+18h],eax
mov dword ptr [esp+14h],edx
L2:
or eax,eax
jne L3
mov ecx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
xor edx,edx
div ecx
mov eax,dword ptr [esp+0Ch]
div ecx
mov eax,edx
xor edx,edx
dec edi
jns L4
jmp L8
L3:
mov ebx,eax
mov ecx,dword ptr [esp+14h]
mov edx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
L5:
shr ebx,1
rcr ecx,1
shr edx,1
rcr eax,1
or ebx,ebx
jne L5
div ecx
mov ecx,eax
mul dword ptr [esp+18h]
xchg eax,ecx
mul dword ptr [esp+14h]
add edx,ecx
jb L6
cmp edx,dword ptr [esp+10h]
ja L6
jb L7
cmp eax,dword ptr [esp+0Ch]
jbe L7
L6:
sub eax,dword ptr [esp+14h]
sbb edx,dword ptr [esp+18h]
L7:
sub eax,dword ptr [esp+0Ch]
sbb edx,dword ptr [esp+10h]
dec edi
jns L8
L4:
neg edx
neg eax
sbb edx,0
L8:
pop edi
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aullrem()
{
/* *INDENT-OFF* */
__asm {
push ebx
mov eax,dword ptr [esp+14h]
or eax,eax
jne L1
mov ecx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
xor edx,edx
div ecx
mov eax,dword ptr [esp+8]
div ecx
mov eax,edx
xor edx,edx
jmp L2
L1:
mov ecx,eax
mov ebx,dword ptr [esp+10h]
mov edx,dword ptr [esp+0Ch]
mov eax,dword ptr [esp+8]
L3:
shr ecx,1
rcr ebx,1
shr edx,1
rcr eax,1
or ecx,ecx
jne L3
div ebx
mov ecx,eax
mul dword ptr [esp+14h]
xchg eax,ecx
mul dword ptr [esp+10h]
add edx,ecx
jb L4
cmp edx,dword ptr [esp+0Ch]
ja L4
jb L5
cmp eax,dword ptr [esp+8]
jbe L5
L4:
sub eax,dword ptr [esp+10h]
sbb edx,dword ptr [esp+14h]
L5:
sub eax,dword ptr [esp+8]
sbb edx,dword ptr [esp+0Ch]
neg edx
neg eax
sbb edx,0
L2:
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_alldvrm()
{
/* *INDENT-OFF* */
__asm {
push edi
push esi
push ebp
xor edi,edi
xor ebp,ebp
mov eax,dword ptr [esp+14h]
or eax,eax
jge L1
inc edi
inc ebp
mov edx,dword ptr [esp+10h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+14h],eax
mov dword ptr [esp+10h],edx
L1:
mov eax,dword ptr [esp+1Ch]
or eax,eax
jge L2
inc edi
mov edx,dword ptr [esp+18h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+1Ch],eax
mov dword ptr [esp+18h],edx
L2:
or eax,eax
jne L3
mov ecx,dword ptr [esp+18h]
mov eax,dword ptr [esp+14h]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+10h]
div ecx
mov esi,eax
mov eax,ebx
mul dword ptr [esp+18h]
mov ecx,eax
mov eax,esi
mul dword ptr [esp+18h]
add edx,ecx
jmp L4
L3:
mov ebx,eax
mov ecx,dword ptr [esp+18h]
mov edx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
L5:
shr ebx,1
rcr ecx,1
shr edx,1
rcr eax,1
or ebx,ebx
jne L5
div ecx
mov esi,eax
mul dword ptr [esp+1Ch]
mov ecx,eax
mov eax,dword ptr [esp+18h]
mul esi
add edx,ecx
jb L6
cmp edx,dword ptr [esp+14h]
ja L6
jb L7
cmp eax,dword ptr [esp+10h]
jbe L7
L6:
dec esi
sub eax,dword ptr [esp+18h]
sbb edx,dword ptr [esp+1Ch]
L7:
xor ebx,ebx
L4:
sub eax,dword ptr [esp+10h]
sbb edx,dword ptr [esp+14h]
dec ebp
jns L9
neg edx
neg eax
sbb edx,0
L9:
mov ecx,edx
mov edx,ebx
mov ebx,ecx
mov ecx,eax
mov eax,esi
dec edi
jne L8
neg edx
neg eax
sbb edx,0
L8:
pop ebp
pop esi
pop edi
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aulldvrm()
{
/* *INDENT-OFF* */
__asm {
push esi
mov eax,dword ptr [esp+14h]
or eax,eax
jne L1
mov ecx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+8]
div ecx
mov esi,eax
mov eax,ebx
mul dword ptr [esp+10h]
mov ecx,eax
mov eax,esi
mul dword ptr [esp+10h]
add edx,ecx
jmp L2
L1:
mov ecx,eax
mov ebx,dword ptr [esp+10h]
mov edx,dword ptr [esp+0Ch]
mov eax,dword ptr [esp+8]
L3:
shr ecx,1
rcr ebx,1
shr edx,1
rcr eax,1
or ecx,ecx
jne L3
div ebx
mov esi,eax
mul dword ptr [esp+14h]
mov ecx,eax
mov eax,dword ptr [esp+10h]
mul esi
add edx,ecx
jb L4
cmp edx,dword ptr [esp+0Ch]
ja L4
jb L5
cmp eax,dword ptr [esp+8]
jbe L5
L4:
dec esi
sub eax,dword ptr [esp+10h]
sbb edx,dword ptr [esp+14h]
L5:
xor ebx,ebx
L2:
sub eax,dword ptr [esp+8]
sbb edx,dword ptr [esp+0Ch]
neg edx
neg eax
sbb edx,0
mov ecx,edx
mov edx,ebx
mov ebx,ecx
mov ecx,eax
mov eax,esi
pop esi
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_allshl()
{
/* *INDENT-OFF* */
__asm {
cmp cl,40h
jae RETZERO
cmp cl,20h
jae MORE32
shld edx,eax,cl
shl eax,cl
ret
MORE32:
mov edx,eax
xor eax,eax
and cl,1Fh
shl edx,cl
ret
RETZERO:
xor eax,eax
xor edx,edx
ret
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_allshr()
{
/* *INDENT-OFF* */
__asm {
cmp cl,3Fh
jae RETSIGN
cmp cl,20h
jae MORE32
shrd eax,edx,cl
sar edx,cl
ret
MORE32:
mov eax,edx
sar edx,1Fh
and cl,1Fh
sar eax,cl
ret
RETSIGN:
sar edx,1Fh
mov eax,edx
ret
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aullshr()
{
/* *INDENT-OFF* */
__asm {
cmp cl,40h
jae RETZERO
cmp cl,20h
jae MORE32
shrd eax,edx,cl
shr edx,cl
ret
MORE32:
mov eax,edx
xor edx,edx
and cl,1Fh
shr eax,cl
ret
RETZERO:
xor eax,eax
xor edx,edx
ret
}
/* *INDENT-ON* */
}
#endif /* _M_IX86 */
#endif /* MSC_VER */
#endif /* !HAVE_LIBC */
/* vi: set ts=4 sw=4 expandtab: */

791
src/stdlib/SDL_stdlib.c
View File

@ -533,697 +533,114 @@ int SDL_toupper(int x) { return ((x) >= 'a') && ((x) <= 'z') ? ('A'+((x)-'a')) :
int SDL_tolower(int x) { return ((x) >= 'A') && ((x) <= 'Z') ? ('a'+((x)-'A')) : (x); } int SDL_tolower(int x) { return ((x) >= 'A') && ((x) <= 'Z') ? ('a'+((x)-'A')) : (x); }
#endif #endif
/* This file contains a portable memcpy manipulation function for SDL */
void *
SDL_memcpy(SDL_OUT_BYTECAP(len) void *dst, SDL_IN_BYTECAP(len) const void *src, size_t len)
{
#ifdef __GNUC__
/* Presumably this is well tuned for speed.
On my machine this is twice as fast as the C code below.
*/
return __builtin_memcpy(dst, src, len);
#elif defined(HAVE_MEMCPY)
return memcpy(dst, src, len);
#elif defined(HAVE_BCOPY)
bcopy(src, dst, len);
return dst;
#else
/* GCC 4.9.0 with -O3 will generate movaps instructions with the loop
using Uint32* pointers, so we need to make sure the pointers are
aligned before we loop using them.
*/
if (((uintptr_t)src & 0x3) || ((uintptr_t)dst & 0x3)) {
/* Do an unaligned byte copy */
Uint8 *srcp1 = (Uint8 *)src;
Uint8 *dstp1 = (Uint8 *)dst;
while (len--) {
*dstp1++ = *srcp1++;
}
} else {
size_t left = (len % 4);
Uint32 *srcp4, *dstp4;
Uint8 *srcp1, *dstp1;
srcp4 = (Uint32 *) src;
dstp4 = (Uint32 *) dst;
len /= 4;
while (len--) {
*dstp4++ = *srcp4++;
}
srcp1 = (Uint8 *) srcp4;
dstp1 = (Uint8 *) dstp4;
switch (left) {
case 3:
*dstp1++ = *srcp1++;
case 2:
*dstp1++ = *srcp1++;
case 1:
*dstp1++ = *srcp1++;
}
}
return dst;
#endif /* __GNUC__ */
}
void *
SDL_memset(SDL_OUT_BYTECAP(len) void *dst, int c, size_t len)
{
#if defined(HAVE_MEMSET)
return memset(dst, c, len);
#else
size_t left;
Uint32 *dstp4;
Uint8 *dstp1 = (Uint8 *) dst;
Uint8 value1;
Uint32 value4;
/* The value used in memset() is a byte, passed as an int */
c &= 0xff;
/* The destination pointer needs to be aligned on a 4-byte boundary to
* execute a 32-bit set. Set first bytes manually if needed until it is
* aligned. */
value1 = (Uint8)c;
while ((uintptr_t)dstp1 & 0x3) {
if (len--) {
*dstp1++ = value1;
} else {
return dst;
}
}
value4 = ((Uint32)c | ((Uint32)c << 8) | ((Uint32)c << 16) | ((Uint32)c << 24));
dstp4 = (Uint32 *) dstp1;
left = (len % 4);
len /= 4;
while (len--) {
*dstp4++ = value4;
}
dstp1 = (Uint8 *) dstp4;
switch (left) {
case 3:
*dstp1++ = value1;
case 2:
*dstp1++ = value1;
case 1:
*dstp1++ = value1;
}
return dst;
#endif /* HAVE_MEMSET */
}
#if defined(HAVE_CTYPE_H) && defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L #if defined(HAVE_CTYPE_H) && defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
int SDL_isblank(int x) { return isblank(x); } int SDL_isblank(int x) { return isblank(x); }
#else #else
int SDL_isblank(int x) { return ((x) == ' ') || ((x) == '\t'); } int SDL_isblank(int x) { return ((x) == ' ') || ((x) == '\t'); }
#endif #endif
#ifndef HAVE_LIBC
/* These are some C runtime intrinsics that need to be defined */
#if defined(_MSC_VER)
#ifndef __FLTUSED__
#define __FLTUSED__
__declspec(selectany) int _fltused = 1;
#endif
/* The optimizer on Visual Studio 2005 and later generates memcpy() and memset() calls.
Always provide it for the SDL2 DLL, but skip it when building static lib w/ static runtime. */
#if (_MSC_VER >= 1400) && (!defined(_MT) || defined(DLL_EXPORT))
extern void *memcpy(void* dst, const void* src, size_t len);
#pragma intrinsic(memcpy)
#pragma function(memcpy)
void *
memcpy(void *dst, const void *src, size_t len)
{
return SDL_memcpy(dst, src, len);
}
extern void *memset(void* dst, int c, size_t len);
#pragma intrinsic(memset)
#pragma function(memset)
void *
memset(void *dst, int c, size_t len)
{
return SDL_memset(dst, c, len);
}
#endif /* (_MSC_VER >= 1400) && (!defined(_MT) || defined(DLL_EXPORT)) */
#ifdef _M_IX86
/* Float to long */
void
__declspec(naked)
_ftol()
{
/* *INDENT-OFF* */
__asm {
push ebp
mov ebp,esp
sub esp,20h
and esp,0FFFFFFF0h
fld st(0)
fst dword ptr [esp+18h]
fistp qword ptr [esp+10h]
fild qword ptr [esp+10h]
mov edx,dword ptr [esp+18h]
mov eax,dword ptr [esp+10h]
test eax,eax
je integer_QnaN_or_zero
arg_is_not_integer_QnaN:
fsubp st(1),st
test edx,edx
jns positive
fstp dword ptr [esp]
mov ecx,dword ptr [esp]
xor ecx,80000000h
add ecx,7FFFFFFFh
adc eax,0
mov edx,dword ptr [esp+14h]
adc edx,0
jmp localexit
positive:
fstp dword ptr [esp]
mov ecx,dword ptr [esp]
add ecx,7FFFFFFFh
sbb eax,0
mov edx,dword ptr [esp+14h]
sbb edx,0
jmp localexit
integer_QnaN_or_zero:
mov edx,dword ptr [esp+14h]
test edx,7FFFFFFFh
jne arg_is_not_integer_QnaN
fstp dword ptr [esp+18h]
fstp dword ptr [esp+18h]
localexit:
leave
ret
}
/* *INDENT-ON* */
}
void
_ftol2_sse()
{
_ftol();
}
/* 64-bit math operators for 32-bit systems */
void
__declspec(naked)
_allmul()
{
/* *INDENT-OFF* */
__asm {
mov eax, dword ptr[esp+8]
mov ecx, dword ptr[esp+10h]
or ecx, eax
mov ecx, dword ptr[esp+0Ch]
jne hard
mov eax, dword ptr[esp+4]
mul ecx
ret 10h
hard:
push ebx
mul ecx
mov ebx, eax
mov eax, dword ptr[esp+8]
mul dword ptr[esp+14h]
add ebx, eax
mov eax, dword ptr[esp+8]
mul ecx
add edx, ebx
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_alldiv()
{
/* *INDENT-OFF* */
__asm {
push edi
push esi
push ebx
xor edi,edi
mov eax,dword ptr [esp+14h]
or eax,eax
jge L1
inc edi
mov edx,dword ptr [esp+10h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+14h],eax
mov dword ptr [esp+10h],edx
L1:
mov eax,dword ptr [esp+1Ch]
or eax,eax
jge L2
inc edi
mov edx,dword ptr [esp+18h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+1Ch],eax
mov dword ptr [esp+18h],edx
L2:
or eax,eax
jne L3
mov ecx,dword ptr [esp+18h]
mov eax,dword ptr [esp+14h]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+10h]
div ecx
mov edx,ebx
jmp L4
L3:
mov ebx,eax
mov ecx,dword ptr [esp+18h]
mov edx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
L5:
shr ebx,1
rcr ecx,1
shr edx,1
rcr eax,1
or ebx,ebx
jne L5
div ecx
mov esi,eax
mul dword ptr [esp+1Ch]
mov ecx,eax
mov eax,dword ptr [esp+18h]
mul esi
add edx,ecx
jb L6
cmp edx,dword ptr [esp+14h]
ja L6
jb L7
cmp eax,dword ptr [esp+10h]
jbe L7
L6:
dec esi
L7:
xor edx,edx
mov eax,esi
L4:
dec edi
jne L8
neg edx
neg eax
sbb edx,0
L8:
pop ebx
pop esi
pop edi
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aulldiv()
{
/* *INDENT-OFF* */
__asm {
push ebx
push esi
mov eax,dword ptr [esp+18h]
or eax,eax
jne L1
mov ecx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+0Ch]
div ecx
mov edx,ebx
jmp L2
L1:
mov ecx,eax
mov ebx,dword ptr [esp+14h]
mov edx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
L3:
shr ecx,1
rcr ebx,1
shr edx,1
rcr eax,1
or ecx,ecx
jne L3
div ebx
mov esi,eax
mul dword ptr [esp+18h]
mov ecx,eax
mov eax,dword ptr [esp+14h]
mul esi
add edx,ecx
jb L4
cmp edx,dword ptr [esp+10h]
ja L4
jb L5
cmp eax,dword ptr [esp+0Ch]
jbe L5
L4:
dec esi
L5:
xor edx,edx
mov eax,esi
L2:
pop esi
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_allrem()
{
/* *INDENT-OFF* */
__asm {
push ebx
push edi
xor edi,edi
mov eax,dword ptr [esp+10h]
or eax,eax
jge L1
inc edi
mov edx,dword ptr [esp+0Ch]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+10h],eax
mov dword ptr [esp+0Ch],edx
L1:
mov eax,dword ptr [esp+18h]
or eax,eax
jge L2
mov edx,dword ptr [esp+14h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+18h],eax
mov dword ptr [esp+14h],edx
L2:
or eax,eax
jne L3
mov ecx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
xor edx,edx
div ecx
mov eax,dword ptr [esp+0Ch]
div ecx
mov eax,edx
xor edx,edx
dec edi
jns L4
jmp L8
L3:
mov ebx,eax
mov ecx,dword ptr [esp+14h]
mov edx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
L5:
shr ebx,1
rcr ecx,1
shr edx,1
rcr eax,1
or ebx,ebx
jne L5
div ecx
mov ecx,eax
mul dword ptr [esp+18h]
xchg eax,ecx
mul dword ptr [esp+14h]
add edx,ecx
jb L6
cmp edx,dword ptr [esp+10h]
ja L6
jb L7
cmp eax,dword ptr [esp+0Ch]
jbe L7
L6:
sub eax,dword ptr [esp+14h]
sbb edx,dword ptr [esp+18h]
L7:
sub eax,dword ptr [esp+0Ch]
sbb edx,dword ptr [esp+10h]
dec edi
jns L8
L4:
neg edx
neg eax
sbb edx,0
L8:
pop edi
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aullrem()
{
/* *INDENT-OFF* */
__asm {
push ebx
mov eax,dword ptr [esp+14h]
or eax,eax
jne L1
mov ecx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
xor edx,edx
div ecx
mov eax,dword ptr [esp+8]
div ecx
mov eax,edx
xor edx,edx
jmp L2
L1:
mov ecx,eax
mov ebx,dword ptr [esp+10h]
mov edx,dword ptr [esp+0Ch]
mov eax,dword ptr [esp+8]
L3:
shr ecx,1
rcr ebx,1
shr edx,1
rcr eax,1
or ecx,ecx
jne L3
div ebx
mov ecx,eax
mul dword ptr [esp+14h]
xchg eax,ecx
mul dword ptr [esp+10h]
add edx,ecx
jb L4
cmp edx,dword ptr [esp+0Ch]
ja L4
jb L5
cmp eax,dword ptr [esp+8]
jbe L5
L4:
sub eax,dword ptr [esp+10h]
sbb edx,dword ptr [esp+14h]
L5:
sub eax,dword ptr [esp+8]
sbb edx,dword ptr [esp+0Ch]
neg edx
neg eax
sbb edx,0
L2:
pop ebx
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_alldvrm()
{
/* *INDENT-OFF* */
__asm {
push edi
push esi
push ebp
xor edi,edi
xor ebp,ebp
mov eax,dword ptr [esp+14h]
or eax,eax
jge L1
inc edi
inc ebp
mov edx,dword ptr [esp+10h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+14h],eax
mov dword ptr [esp+10h],edx
L1:
mov eax,dword ptr [esp+1Ch]
or eax,eax
jge L2
inc edi
mov edx,dword ptr [esp+18h]
neg eax
neg edx
sbb eax,0
mov dword ptr [esp+1Ch],eax
mov dword ptr [esp+18h],edx
L2:
or eax,eax
jne L3
mov ecx,dword ptr [esp+18h]
mov eax,dword ptr [esp+14h]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+10h]
div ecx
mov esi,eax
mov eax,ebx
mul dword ptr [esp+18h]
mov ecx,eax
mov eax,esi
mul dword ptr [esp+18h]
add edx,ecx
jmp L4
L3:
mov ebx,eax
mov ecx,dword ptr [esp+18h]
mov edx,dword ptr [esp+14h]
mov eax,dword ptr [esp+10h]
L5:
shr ebx,1
rcr ecx,1
shr edx,1
rcr eax,1
or ebx,ebx
jne L5
div ecx
mov esi,eax
mul dword ptr [esp+1Ch]
mov ecx,eax
mov eax,dword ptr [esp+18h]
mul esi
add edx,ecx
jb L6
cmp edx,dword ptr [esp+14h]
ja L6
jb L7
cmp eax,dword ptr [esp+10h]
jbe L7
L6:
dec esi
sub eax,dword ptr [esp+18h]
sbb edx,dword ptr [esp+1Ch]
L7:
xor ebx,ebx
L4:
sub eax,dword ptr [esp+10h]
sbb edx,dword ptr [esp+14h]
dec ebp
jns L9
neg edx
neg eax
sbb edx,0
L9:
mov ecx,edx
mov edx,ebx
mov ebx,ecx
mov ecx,eax
mov eax,esi
dec edi
jne L8
neg edx
neg eax
sbb edx,0
L8:
pop ebp
pop esi
pop edi
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aulldvrm()
{
/* *INDENT-OFF* */
__asm {
push esi
mov eax,dword ptr [esp+14h]
or eax,eax
jne L1
mov ecx,dword ptr [esp+10h]
mov eax,dword ptr [esp+0Ch]
xor edx,edx
div ecx
mov ebx,eax
mov eax,dword ptr [esp+8]
div ecx
mov esi,eax
mov eax,ebx
mul dword ptr [esp+10h]
mov ecx,eax
mov eax,esi
mul dword ptr [esp+10h]
add edx,ecx
jmp L2
L1:
mov ecx,eax
mov ebx,dword ptr [esp+10h]
mov edx,dword ptr [esp+0Ch]
mov eax,dword ptr [esp+8]
L3:
shr ecx,1
rcr ebx,1
shr edx,1
rcr eax,1
or ecx,ecx
jne L3
div ebx
mov esi,eax
mul dword ptr [esp+14h]
mov ecx,eax
mov eax,dword ptr [esp+10h]
mul esi
add edx,ecx
jb L4
cmp edx,dword ptr [esp+0Ch]
ja L4
jb L5
cmp eax,dword ptr [esp+8]
jbe L5
L4:
dec esi
sub eax,dword ptr [esp+10h]
sbb edx,dword ptr [esp+14h]
L5:
xor ebx,ebx
L2:
sub eax,dword ptr [esp+8]
sbb edx,dword ptr [esp+0Ch]
neg edx
neg eax
sbb edx,0
mov ecx,edx
mov edx,ebx
mov ebx,ecx
mov ecx,eax
mov eax,esi
pop esi
ret 10h
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_allshl()
{
/* *INDENT-OFF* */
__asm {
cmp cl,40h
jae RETZERO
cmp cl,20h
jae MORE32
shld edx,eax,cl
shl eax,cl
ret
MORE32:
mov edx,eax
xor eax,eax
and cl,1Fh
shl edx,cl
ret
RETZERO:
xor eax,eax
xor edx,edx
ret
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_allshr()
{
/* *INDENT-OFF* */
__asm {
cmp cl,3Fh
jae RETSIGN
cmp cl,20h
jae MORE32
shrd eax,edx,cl
sar edx,cl
ret
MORE32:
mov eax,edx
sar edx,1Fh
and cl,1Fh
sar eax,cl
ret
RETSIGN:
sar edx,1Fh
mov eax,edx
ret
}
/* *INDENT-ON* */
}
void
__declspec(naked)
_aullshr()
{
/* *INDENT-OFF* */
__asm {
cmp cl,40h
jae RETZERO
cmp cl,20h
jae MORE32
shrd eax,edx,cl
shr edx,cl
ret
MORE32:
mov eax,edx
xor edx,edx
and cl,1Fh
shr eax,cl
ret
RETZERO:
xor eax,eax
xor edx,edx
ret
}
/* *INDENT-ON* */
}
#endif /* _M_IX86 */
#endif /* MSC_VER */
#endif /* !HAVE_LIBC */
/* vi: set ts=4 sw=4 expandtab: */ /* vi: set ts=4 sw=4 expandtab: */