Reviewers: danno,
Message:
PTAL
Description:
Restore saved caller FP registers on stub failure
and preserve FP registers on NotifyStubFailure.
In debug mode, clobber FP registers on each runtime call to increase
chances of catching such bugs.
Please review this at https://chromiumcodereview.appspot.com/78283002/
SVN Base: https://v8.googlecode.com/svn/branches/bleeding_edge
Affected files (+92, -33 lines):
M src/arguments.h
M src/arguments.cc
M src/x64/builtins-x64.cc
M src/x64/lithium-codegen-x64.h
M src/x64/lithium-codegen-x64.cc
M src/x64/macro-assembler-x64.h
A + test/mjsunit/regress/regress-clobbered-fp-regs.js
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