mirror of
https://github.com/dpethes/rerogue.git
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83 lines
3.2 KiB
PHP
83 lines
3.2 KiB
PHP
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{* This is a guess for the cacheline size used for padding.
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* Most x86 processors have a 64 byte cache line.
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* The 64-bit PowerPC processors have a 128 byte cache line.
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* We'll use the larger value to be generally safe.
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*}
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const
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SDL_CACHELINE_SIZE = 128;
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{**
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* This function returns the number of CPU cores available.
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*}
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function SDL_GetCPUCount(): Integer; cdecl external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_GetCPUCount' {$ENDIF} {$ENDIF};
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{**
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* This function returns the L1 cache line size of the CPU
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*
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* This is useful for determining multi-threaded structure padding
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* or SIMD prefetch sizes.
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*}
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function SDL_GetCPUCacheLineSize(): Integer cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_GetCPUCacheLineSize' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has the RDTSC instruction.
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*}
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function SDL_HasRDTSC(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasRDTSC' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has AltiVec features.
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*}
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function SDL_HasAltiVec(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasAltiVec' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has MMX features.
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*}
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function SDL_HasMMX(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasMMX' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has 3DNow! features.
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*}
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function SDL_Has3DNow(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_Has3DNow' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has SSE features.
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*}
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function SDL_HasSSE(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasSSE' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has SSE2 features.
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*}
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function SDL_HasSSE2(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasSSE2' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has SSE3 features.
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*}
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function SDL_HasSSE3(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasSSE3' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has SSE4.1 features.
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*}
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function SDL_HasSSE41(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasSSE41' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has SSE4.2 features.
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*}
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function SDL_HasSSE42(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasSSE42' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has AVX features.
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*}
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function SDL_HasAVX(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasAVX' {$ENDIF} {$ENDIF};
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{**
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* This function returns true if the CPU has AVX2 features.
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*}
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function SDL_HasAVX2(): TSDL_Bool cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_HasAVX2' {$ENDIF} {$ENDIF};
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{**
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* This function returns the amount of RAM configured in the system, in MB.
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*}
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function SDL_GetSystemRAM(): Integer cdecl; external SDL_LibName {$IFDEF DELPHI} {$IFDEF MACOS} name '_SDL_GetSystemRAM' {$ENDIF} {$ENDIF};
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