This commit is contained in:
Branimir Karadžić
2014-08-30 10:53:59 -07:00
parent d40fec5c5c
commit 41f45389e2

View File

@@ -321,13 +321,13 @@ namespace bx
/// Count number of bits set.
inline uint32_t uint32_cntbits(uint32_t _val)
{
#if BX_COMPILER_GCC
#if BX_COMPILER_GCC || BX_COMPILER_CLANG
return __builtin_popcount(_val);
#elif BX_COMPILER_MSVC && BX_PLATFORM_WINDOWS
return __popcnt(_val);
#else
return uint32_cntbits_ref(_val);
#endif // BX_COMPILER_GCC
#endif // BX_COMPILER_
}
inline uint32_t uint32_cntlz_ref(uint32_t _val)
@@ -351,7 +351,7 @@ namespace bx
/// Count number of leading zeros.
inline uint32_t uint32_cntlz(uint32_t _val)
{
#if BX_COMPILER_GCC
#if BX_COMPILER_GCC || BX_COMPILER_CLANG
return __builtin_clz(_val);
#elif BX_COMPILER_MSVC && BX_PLATFORM_WINDOWS
unsigned long index;
@@ -374,7 +374,7 @@ namespace bx
inline uint32_t uint32_cnttz(uint32_t _val)
{
#if BX_COMPILER_GCC
#if BX_COMPILER_GCC || BX_COMPILER_CLANG
return __builtin_ctz(_val);
#elif BX_COMPILER_MSVC && BX_PLATFORM_WINDOWS
unsigned long index;
@@ -624,7 +624,7 @@ namespace bx
/// Count number of leading zeros.
inline uint64_t uint64_cntlz(uint64_t _val)
{
#if BX_COMPILER_GCC
#if BX_COMPILER_GCC || BX_COMPILER_CLANG
return __builtin_clz(_val);
#elif BX_COMPILER_MSVC && BX_PLATFORM_WINDOWS && BX_ARCH_64BIT
unsigned long index;
@@ -645,7 +645,7 @@ namespace bx
inline uint64_t uint64_cnttz(uint64_t _val)
{
#if BX_COMPILER_GCC
#if BX_COMPILER_GCC || BX_COMPILER_CLANG
return __builtin_ctz(_val);
#elif BX_COMPILER_MSVC && BX_PLATFORM_WINDOWS && BX_ARCH_64BIT
unsigned long index;