[cfe-dev] [RFC] ASM Goto With Output Constraints

[Bill Wendling via cfe-dev]

On Thu, Jun 27, 2019 at 12:32 PM Craig Topper <craig.topper at gmail.com>
wrote:

> What about SelectionDAG representation? Currently we expand callbr to
> INLINEASM_BR and BR. Both of which are terminators. But in order to support
> outputs we would need to put CopyFromReg nodes between them.
>

Is there a reason why callbr needs to be lowered to INLINEASM_BR and not a
normal INLINEASM?

-bw
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