[LLVMdev] code-altering Passes for llc

[Kenneth Uildriks]

Does the error function *have* to be auto-generated in your pass?
Perhaps the original code should use invokes, and your pass insert the
error check with a jne to the "unwind" block.

On Mon, Aug 3, 2009 at 5:18 AM, Artjom
Kochtchi<artjom.kochtchi at googlemail.com> wrote:
>
>
> Dan Gohman-2 wrote:
>>
>> You don't need a ModulePass to modify a CFG. A MachineFunctionPass
>> is fine for this.
>>
> Well, okay. But I need to insert some BasicBlock that contains the error
> handling (that the runtime check jumpts to on failure). Just putting another
> MachineBasicBlock at the beginning of some arbitrary MachineFunction doesn't
> seem to be the right way to go, does it?
> --
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