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2010 Mar 07
0
[LLVMdev] llvm and flushing instruction cache
On Sat, Mar 6, 2010 at 10:34 PM, Shasank Chavan
<shanko_chavano at hotmail.com> wrote:
> Hi. I have a very quick question. Is the instruction cache flushed by the
> llvm jit before code in memory is written to or executed? I'm assuming so,
> but I can't find where in the source code this is happening. In particular
> I searched for clflush, invd, and wbinvd
2010 Mar 07
4
[LLVMdev] llvm and flushing instruction cache
Hi. I have a very quick question. Is the instruction cache flushed by the llvm jit before code in memory is written to or executed? I'm assuming so, but I can't find where in the source code this is happening. In particular I searched for clflush, invd, and wbinvd instructions, but couldn't find them. And if it's not necessary to do this, can you please explain why? (I'm