[libre-riscv-dev] [Bug 139] Add LD.X and ST.X? Strided

bugzilla-daemon at libre-riscv.org bugzilla-daemon at libre-riscv.org
Fri Oct 4 06:33:33 BST 2019


--- Comment #17 from Jacob Lifshay <programmerjake at gmail.com> ---
(In reply to Luke Kenneth Casson Leighton from comment #16)
> https://libre-riscv.org/simple_v_extension/specification/mv.x/
> Dropped table in here as it is a MV effectively.
> May move to separate swizzle instruction (and separate page)
> Good call on being able to overload (no SUBVL, scalar only).
> Remind me, why 4 regs on swizzle?

2-input swizzle ([f]swizzle2):
first input vector: rs1
dynamic swizzle selector: rs2
second input vector: rs3
output: rd

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