xtheadvdot.adoc

Vector four 8-bit multiply and add with 32-bit instructions

Frozen

The XTheadVdot extension is stable.

The XTheadVdot ISA extension provides vector integer four 8-bit multiply and add with 32-bit element intructions.

This extension depends on the availability of the V (vector) ISA extension.

The table below gives an overview of the instructions:

RV32	RV64	Mnemonic	Instruction
Y	Y	th.vmaqa.vv vd, vs1, vs2	[xtheadvdot-insns-vmaqa-vv]
Y	Y	th.vmaqa.vx vd, rs1, vs2	[xtheadvdot-insns-vmaqa-vx]
Y	Y	th.vmaqau.vv vd, vs1, vs2	[xtheadvdot-insns-vmaqau-vv]
Y	Y	th.vmaqau.vx vd, rs1, vs2	[xtheadvdot-insns-vmaqau-vx]
Y	Y	th.vmaqasu.vv vd, vs1, vs2	[xtheadvdot-insns-vmaqasu-vv]
Y	Y	th.vmaqasu.vx vd, rs1, vs2	[xtheadvdot-insns-vmaqasu-vx]
Y	Y	th.vmaqaus.vx vd, rs1, vs2	[xtheadvdot-insns-vmaqaus-vx]

Instructions

xtheadvdot/vmaqa_vv.adoc <<< xtheadvdot/vmaqa_vx.adoc <<< xtheadvdot/vmaqau_vv.adoc <<< xtheadvdot/vmaqau_vx.adoc <<< xtheadvdot/vmaqasu_vv.adoc <<< xtheadvdot/vmaqasu_vx.adoc <<< xtheadvdot/vmaqaus_vx.adoc