riscv: hwprobe: Document SiFive xsfvfnrclipxfqf vendor extension

Document the support for SiFive vendor extensions for
FP32-to-int8 Ranged Clip Instructions using
RISCV_HWPROBE_VENDOR_EXT_XSFVFNRCLIPXFQF.

Signed-off-by: Cyan Yang <cyan.yang@sifive.com>
Link: https://lore.kernel.org/r/20250418053239.4351-8-cyan.yang@sifive.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
This commit is contained in:
Cyan Yang
2025-04-18 13:32:34 +08:00
committed by Palmer Dabbelt
parent e84fffe21b
commit 659d664f7d

View File

@@ -349,3 +349,7 @@ The following keys are defined:
* :c:macro:`RISCV_HWPROBE_VENDOR_EXT_XSFVQMACCQOQ`: The Xsfqmaccqoq vendor
extension is supported in version 1.1 of SiFive Int8 Matrix Multiplication
Instruction Extensions Specification.
* :c:macro:`RISCV_HWPROBE_VENDOR_EXT_XSFVFNRCLIPXFQF`: The Xsfvfnrclipxfqf
vendor extension is supported in version 1.0 of SiFive FP32-to-int8 Ranged
Clip Instructions Extensions Specification.