[LLVMdev] Why google-perftools fails on the JITted code?
clattner at apple.com
Fri Jun 18 09:35:17 PDT 2010
On Jun 18, 2010, at 3:29 AM, Yuri wrote:
> Now I see that JITted code doesn't have standard prolog, on x86 each
> procedure instead begins with 'sub $0x4,%esp'.
> Is there an option to make JIT generate regular prologs?
Try turning off frame pointer elimination. On the llc command line, this is -disable-fp-elim
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