Revision: 19942
Author: [email protected]
Date: Fri Mar 14 15:17:34 2014 UTC
Log: A64: Improve the code sequence generated for deoptimization exits.
[email protected]
Review URL: https://codereview.chromium.org/200143002
http://code.google.com/p/v8/source/detail?r=19942
Modified:
/branches/bleeding_edge/src/a64/lithium-codegen-a64.cc
=======================================
--- /branches/bleeding_edge/src/a64/lithium-codegen-a64.cc Fri Mar 14
15:14:42 2014 UTC
+++ /branches/bleeding_edge/src/a64/lithium-codegen-a64.cc Fri Mar 14
15:17:34 2014 UTC
@@ -1030,11 +1030,9 @@
ASSERT(info()->IsStub() || frame_is_built_);
// Go through jump table if we need to build frame, or restore caller
doubles.
- if (frame_is_built_ && !info()->saves_caller_doubles()) {
- Label dont_deopt;
- __ B(&dont_deopt, InvertBranchType(branch_type), reg, bit);
+ if (branch_type == always &&
+ frame_is_built_ && !info()->saves_caller_doubles()) {
__ Call(entry, RelocInfo::RUNTIME_ENTRY);
- __ Bind(&dont_deopt);
} else {
// We often have several deopts to the same entry, reuse the last
// jump entry if this is the case.
--
--
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