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Frozen
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The XTheadMac extension is stable.
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The XTheadMac ISA extension provides multiply-accumulate instructions.
The table below gives an overview of the instructions:
| RV32 | RV64 | Mnemonic | Instruction |
|---|---|---|---|
Y |
Y |
th.mula rd, rs1, rs2 |
|
Y |
Y |
th.mulah rd, rs1, rs2 |
|
N |
Y |
th.mulaw rd, rs1, rs2 |
|
Y |
Y |
th.muls rd, rs1, rs2 |
|
Y |
Y |
th.mulsh rd, rs1, rs2 |
|
Y |
Y |
th.mulsw rd, rs1, rs2 |