[Libre-soc-bugs] [Bug 979] Implement C-based Power ISA decoder compiler

bugzilla-daemon at libre-soc.org bugzilla-daemon at libre-soc.org
Thu Sep 7 21:34:19 BST 2023


https://bugs.libre-soc.org/show_bug.cgi?id=979

--- Comment #39 from Luke Kenneth Casson Leighton <lkcl at lkcl.net> ---
(In reply to Dmitry Selyutin from comment #36)
> Good news everyone! I've updated the code generation so that it also
> includes the details about the operand flags:
> 
> struct svp64_operand {
>     uint32_t value;
>     uint32_t flags;
> };
> 
> #define SVP64_OPERAND_SIGNED    (UINT32_C(1) << UINT32_C(0))

yreah these should all be POWERISA_OPERAND_xxx

SVP64 is *only* the prefix. nothing to do with Power ISA 32-bit
instructions at all.

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