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tuklib_integer: Cleanup MSVC-specific code.

This commit is contained in:
Lasse Collin 2019-06-01 21:30:03 +03:00
parent 33773c6f2a
commit 264ab971ce
1 changed files with 9 additions and 11 deletions
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20
src/common/tuklib_integer.h
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@ -546,11 +546,9 @@ bsr32(uint32_t n)
__asm__("bsrl %1, %0" : "=r" (i) : "rm" (n));
return i;
#elif defined(_MSC_VER) && _MSC_VER >= 1400
// MSVC isn't supported by tuklib, but since this code exists,
// it doesn't hurt to have it here anyway.
uint32_t i;
_BitScanReverse((DWORD *)&i, n);
#elif defined(_MSC_VER)
unsigned long i;
_BitScanReverse(&i, n);
return i;
#else
@ -600,9 +598,9 @@ clz32(uint32_t n)
: "=r" (i) : "rm" (n));
return i;
#elif defined(_MSC_VER) && _MSC_VER >= 1400
uint32_t i;
_BitScanReverse((DWORD *)&i, n);
#elif defined(_MSC_VER)
unsigned long i;
_BitScanReverse(&i, n);
return i ^ 31U;
#else
@ -650,9 +648,9 @@ ctz32(uint32_t n)
__asm__("bsfl %1, %0" : "=r" (i) : "rm" (n));
return i;
#elif defined(_MSC_VER) && _MSC_VER >= 1400
uint32_t i;
_BitScanForward((DWORD *)&i, n);
#elif defined(_MSC_VER)
unsigned long i;
_BitScanForward(&i, n);
return i;
#else