mirror of https://github.com/PrimeDecomp/prime.git
50 lines
881 B
C
50 lines
881 B
C
#ifndef _DOLPHIN_OSFASTCAST
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#define _DOLPHIN_OSFASTCAST
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define OS_GQR_F32 0x0000
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#define OS_GQR_U8 0x0004
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#define OS_GQR_U16 0x0005
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#define OS_GQR_S8 0x0006
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#define OS_GQR_S16 0x0007
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#define OS_FASTCAST_U8 2
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#define OS_FASTCAST_U16 3
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#define OS_FASTCAST_S8 4
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#define OS_FASTCAST_S16 5
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// clang-format off
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static inline void OSInitFastCast(void) {
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#ifdef __MWERKS__
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asm
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{
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li r3, OS_GQR_U8
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oris r3, r3, OS_GQR_U8
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mtspr GQR2, r3
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li r3, OS_GQR_U16
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oris r3, r3, OS_GQR_U16
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mtspr GQR3, r3
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li r3, OS_GQR_S8
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oris r3, r3, OS_GQR_S8
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mtspr GQR4, r3
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li r3, OS_GQR_S16
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oris r3, r3, OS_GQR_S16
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mtspr GQR5, r3
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}
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#else
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#endif
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}
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// clang-format off
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#ifdef __cplusplus
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}
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#endif
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#endif // _DOLPHIN_OSFASTCAST
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