diff options
Diffstat (limited to 'Source/Core/Common/x64FPURoundMode.cpp')
| -rw-r--r-- | Source/Core/Common/x64FPURoundMode.cpp | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/Source/Core/Common/x64FPURoundMode.cpp b/Source/Core/Common/x64FPURoundMode.cpp index 83b50ddb63..f6a8ba2575 100644 --- a/Source/Core/Common/x64FPURoundMode.cpp +++ b/Source/Core/Common/x64FPURoundMode.cpp @@ -32,30 +32,9 @@ namespace FPURoundMode fesetround(rounding_mode_lut[mode]); } - void SetPrecisionMode(PrecisionMode mode) + void SetPrecisionMode(PrecisionMode /* mode */) { - #ifdef _M_X86_32 - // sets the floating-point lib to 53-bit - // PowerPC has a 53bit floating pipeline only - // eg: sscanf is very sensitive - #ifdef _WIN32 - _control87(_PC_53, MCW_PC); - #else - const unsigned short PRECISION_MASK = 3 << 8; - const unsigned short precision_table[] = { - 0 << 8, // 24 bits - 2 << 8, // 53 bits - 3 << 8, // 64 bits - }; - unsigned short _mode; - asm ("fstcw %0" : "=m" (_mode)); - _mode = (_mode & ~PRECISION_MASK) | precision_table[mode]; - asm ("fldcw %0" : : "m" (_mode)); - #endif - #else - //x64 doesn't need this - fpu is done with SSE - //but still - set any useful sse options here - #endif + //x64 doesn't need this - fpu is done with SSE } void SetSIMDMode(int rounding_mode, bool non_ieee_mode) |