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Fix fast cast inlines

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This commit is contained in:
gamemasterplc 2023-12-31 22:58:12 -06:00
parent 83bb550e32
commit c390d3f16f
1 changed files with 43 additions and 1 deletions
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44
include/dolphin/os/OSFastCast.h
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@ -13,6 +13,7 @@ extern "C" {
#define OS_FASTCAST_U8 2
#define OS_FASTCAST_U16 3
#define OS_FASTCAST_S8 4
#define OS_FASTCAST_S16 5
// clang-format off
static inline void OSInitFastCast(void) {
@ -75,11 +76,52 @@ static inline u8 __OSf32tou8(register f32 inF)
static inline void OSf32tou8(f32 *f, u8 *out) { *out = __OSf32tou8(*f); }
static inline u16 __OSf32tou16(register f32 inF)
{
u32 tmp;
register u32 *tmpPtr = &tmp;
register u16 out;
// clang-format off
asm {
psq_st inF, 0(tmpPtr), 0x1, OS_FASTCAST_U16
lbz out, 0(tmpPtr)
}
// clang-format on
return out;
}
static inline void OSf32tou16(f32 *f, u16 *out) { *out = __OSf32tou16(*f); }
static inline float __OSs16tof32(register const s16* arg) {
register float ret;
asm {
psq_l ret, 0(arg), 1, OS_FASTCAST_S16
}
return ret;
}
static inline void OSs16tof32(const s16* in, float* out) { *out = __OSs16tof32(in); }
static inline float __OSu8tof32(register const u8* arg) {
register float ret;
asm {
psq_l ret, 0(arg), 1, OS_FASTCAST_U8
}
return ret;
}
static inline void OSu8tof32(const u8* in, float* out) { *out = __OSu8tof32(in); }
static inline float __OSu16tof32(register const u16* arg) {
register float ret;
asm {
psq_l ret, 0(arg), 1, 3
psq_l ret, 0(arg), 1, OS_FASTCAST_U16
}
return ret;