SVE Instruction List by Dougall Johnson
SQRDMLAH (indexed): Signed saturating rounding doubling multiply-add high to accumulator (indexed)
SQRDMLAH Zda.S, Zn.S, Zm.S[imm] (SVE2 (SME
svint32_t svqrdmlah_lane[_s32](svint32_t op1, svint32_t op2, svint32_t op3, uint64_t imm_index)
128-bit SVE
For each signed 32-bit integer set (4) to ( ( (3) << 31 ) + (1) * (2) + 0x40000000 ) >> 31, with signed saturation to 0x7FFFFFFF or −0x80000000. Within each 128-bit segment, the value used from (1) is specified by imm
.
256-bit SVE
For each signed 32-bit integer set (4) to ( ( (3) << 31 ) + (1) * (2) + 0x40000000 ) >> 31, with signed saturation to 0x7FFFFFFF or −0x80000000. Within each 128-bit segment, the value used from (1) is specified by imm
.
512-bit SVE
For each signed 32-bit integer set (4) to ( ( (3) << 31 ) + (1) * (2) + 0x40000000 ) >> 31, with signed saturation to 0x7FFFFFFF or −0x80000000. Within each 128-bit segment, the value used from (1) is specified by imm
.
Larger sizes
1024-bit SVE
For each signed 32-bit integer set (4) to ( ( (3) << 31 ) + (1) * (2) + 0x40000000 ) >> 31, with signed saturation to 0x7FFFFFFF or −0x80000000. Within each 128-bit segment, the value used from (1) is specified by imm
.
2048-bit SVE
For each signed 32-bit integer set (4) to ( ( (3) << 31 ) + (1) * (2) + 0x40000000 ) >> 31, with signed saturation to 0x7FFFFFFF or −0x80000000. Within each 128-bit segment, the value used from (1) is specified by imm
.
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Inspired by and based on the x86/x64 SIMD Instruction List by Daytime.