macurtis-amd

Full text of error: a template argument list is expected after a name prefixed by the template keyword [-Wmissing-template-arg-list-after-template-kw] Found while testing a recent build of clang 20, though I...

[DRAFT] Increase opportunities to gen V_PERM during dag combine

7

Addresses [SWDEV-570025](https://ontrack-internal.amd.com/browse/SWDEV-570025) - unexpected instruction generated for reg shuffle on fp8 - Teaches `matchPERM` to handle constant zero - Turns some `SHL`, `ZERO_EXTEND`, and `ANY_EXTEND` DAGs into `V_PERM`