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mbrandy authored
Port c6d310da Original commit message: * Adds a PrepareForTailCall instruction that bumps the stack in the case that the number of parameters passed to the callee causes the stack to exceed the calleer's frame size. * Uses the gap resolver to move the saved caller return address and frame pointer to the approprate location in the tail-called frame. R=danno@chromium.org, joransiu@ca.ibm.com, jyan@ca.ibm.com, michael_dawson@ca.ibm.com BUG=v8:4076 LOG=n Review URL: https://codereview.chromium.org/1460183003 Cr-Commit-Position: refs/heads/master@{#32183}
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