[LLVMdev] PowerPC instruction cache invalidation

Chris Lattner sabre at nondot.org
Mon Jun 16 10:20:00 PDT 2008

On Mon, 16 Jun 2008, Gary Benson wrote:
> When you genetate code on PowerPC you need to explicitly invalidate
> the instruction cache to force the processor to reread it.  In LLVM
> there is code to do this for function stubs on Macintosh, but not
> for other platforms and not for JITted code generally.

Applied, thanks!

I tweaked it to work on non-ppc systems too.

> The attached patch adds support for GNU platforms, but I can't figure
> out a nice way to call it for all generated code.  Can anyone help?

Can you elaborate on what the problem is?



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