SVE Instruction List by Dougall Johnson
RADDHNT: Rounding add narrow high part (top)
RADDHNT Zd.S, Zn.D, Zm.D (SVE2 (SME
svint32_t svraddhnt[_s64](svint32_t even, svint64_t op1, svint64_t op2)
svuint32_t svraddhnt[_u64](svuint32_t even, svuint64_t op1, svuint64_t op2)
128-bit SVE
For each 64-bit integer set the odd 32-bit elements of (3) to ( (1) + (2) + 0x80000000 ) >> 32, preserving even elements.
256-bit SVE
For each 64-bit integer set the odd 32-bit elements of (3) to ( (1) + (2) + 0x80000000 ) >> 32, preserving even elements.
512-bit SVE
For each 64-bit integer set the odd 32-bit elements of (3) to ( (1) + (2) + 0x80000000 ) >> 32, preserving even elements.
Larger sizes
1024-bit SVE
For each 64-bit integer set the odd 32-bit elements of (3) to ( (1) + (2) + 0x80000000 ) >> 32, preserving even elements.
2048-bit SVE
For each 64-bit integer set the odd 32-bit elements of (3) to ( (1) + (2) + 0x80000000 ) >> 32, preserving even elements.
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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.