runtime/vm/stub_code_x64.cc - Issue 10825236: Replace deopt stubs location/register shuffling with using deopt-info.

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Unified Diff: runtime/vm/stub_code_x64.cc

Issue 10825236: Replace deopt stubs location/register shuffling with using deopt-info. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/

Patch Set: Created 8 years, 4 months ago

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Index: runtime/vm/stub_code_x64.cc

===================================================================

--- runtime/vm/stub_code_x64.cc (revision 10463)

+++ runtime/vm/stub_code_x64.cc (working copy)

@@ -594,9 +594,10 @@

__ CallRuntime(kDeoptimizeCopyFrameRuntimeEntry);

// Result (RAX) is stack-size (FP - SP) in bytes, incl. the return address.

__ LeaveFrame();

- __ popq(RCX); // Discard return address.

+ __ popq(RCX); // Preserve return address.

__ movq(RSP, RBP);

__ subq(RSP, RAX);

+ __ movq(Address(RSP, 0), RCX);

__ EnterFrame(0);

__ movq(RCX, RSP); // Get last FP address.

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