On 2015/03/17 at 12:44:22, jarin wrote:

https://codereview.chromium.org/1014783002/diff/20001/src/ia32/lithium-codegen-ia32.cc
File src/ia32/lithium-codegen-ia32.cc (right):


https://codereview.chromium.org/1014783002/diff/20001/src/ia32/lithium-codegen-ia32.cc#newcode394
src/ia32/lithium-codegen-ia32.cc:394:
Immediate(ExternalReference::ForDeoptEntry(entry)));
This will not work because an asynchronous signal handler can clobber the
stack below the top.

Does Red Zone helps in this case?
http://en.wikipedia.org/wiki/Red_zone_(computing)

Why cannot you just push it here?

https://codereview.chromium.org/1014783002/

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