[LLVMdev] measuring the stack size
sabre at nondot.org
Thu Apr 17 11:33:32 PDT 2008
On Thu, 17 Apr 2008, Jonathan S. Shapiro wrote:
>> Depending on how much precision you need, you could use the
>> llvm.frameaddress intrinsic.
> This prompts me to a related question. For procedures that do not call
> alloca() at run time, is there a way to learn the stack frame size in
> bytes for each procedure at static compile time?
I think it is dumped if you pass -print-machineinstrs to llc.
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