Constant core::arch::x86_64::_MM_FROUND_RINT
1.27.0 · source · pub const _MM_FROUND_RINT: i32 = _; // 4i32
Available on x86-64 and (x86 or x86-64) only.
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使用 MXCSR.RC 且不抑制异常; 请参见 vendor::_MM_SET_ROUNDING_MODE