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Starting to remove windows.h includes from things.

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This commit is contained in:
Ben Vanik
2015-07-13 20:49:29 -07:00
parent 31dab70a3a
commit 72ad899e9e
33 changed files with 195 additions and 109 deletions
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24
src/xenia/base/math.h
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@@ -72,27 +72,27 @@ inline uint8_t lzcnt(uint32_t v) { return static_cast<uint8_t>(__lzcnt(v)); }
inline uint8_t lzcnt(uint64_t v) { return static_cast<uint8_t>(__lzcnt64(v)); }
#else
inline uint8_t lzcnt(uint8_t v) {
DWORD index;
DWORD mask = v;
BOOLEAN is_nonzero = _BitScanReverse(&index, mask);
unsigned long index;
unsigned long mask = v;
unsigned char is_nonzero = _BitScanReverse(&index, mask);
return static_cast<uint8_t>(is_nonzero ? int8_t(index) ^ 0x7 : 8);
}
inline uint8_t lzcnt(uint16_t v) {
DWORD index;
DWORD mask = v;
BOOLEAN is_nonzero = _BitScanReverse(&index, mask);
unsigned long index;
unsigned long mask = v;
unsigned char is_nonzero = _BitScanReverse(&index, mask);
return static_cast<uint8_t>(is_nonzero ? int8_t(index) ^ 0xF : 16);
}
inline uint8_t lzcnt(uint32_t v) {
DWORD index;
DWORD mask = v;
BOOLEAN is_nonzero = _BitScanReverse(&index, mask);
unsigned long index;
unsigned long mask = v;
unsigned char is_nonzero = _BitScanReverse(&index, mask);
return static_cast<uint8_t>(is_nonzero ? int8_t(index) ^ 0x1F : 32);
}
inline uint8_t lzcnt(uint64_t v) {
DWORD index;
DWORD64 mask = v;
BOOLEAN is_nonzero = _BitScanReverse64(&index, mask);
unsigned long index;
unsigned long long mask = v;
unsigned char is_nonzero = _BitScanReverse64(&index, mask);
return static_cast<uint8_t>(is_nonzero ? int8_t(index) ^ 0x3F : 64);
}
#endif // LZCNT supported