RISC-V ISA Explorer · Float & Numerics (Zf*)
Zhinxmin: Minimal Half-in-Int
Ratified 2021-11 · version 1.0.0
Half-precision conversion instructions only, operating on the integer registers rather than FP ones.
Typical use: Minimal half-precision in x-regs
Open Zhinxmin in the explorerDependencies
Requires
Incompatible with
Required by
Instructions (2)
| Mnemonic | Name | Encoding | Match | Mask |
|---|---|---|---|---|
FCVT.H.S | Convert single-precision float to a half-precision float | 010001000000-------------1010011 | 0x44000053 | 0xfff0007f |
FCVT.S.H | Convert half-precision float to a single-precision float | 010000000010-------------1010011 | 0x40200053 | 0xfff0007f |