chessai . chessai1996 at
Mon Jul 1 15:27:00 UTC 2019

Copying on ghc-devs, since i think that's what you wanted.

On Mon, Jul 1, 2019, 11:14 AM Andrew Martin <andrew.thaddeus at>

> To get GHC to raise an exception from an inline primop, I presume that I'd
> need to jump to stg_raisezh. None of the existing inline primops do
> anything quite like this. I see things like emitMemcmpCall and
> emitMemsetCall, but these ultimately just wrap emitForeignCall, which wraps
> mkUnsafeCall, which wraps the data constructor CmmUnsafeForeignCall. I
> think I want CmmCall instead, which is described by the comments as being
> used for "a native call or tail call". Hmm... emitRtsCall might be what I
> want. I'll try pursuing this route further.
> --
> -Andrew Thaddeus Martin
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