Fix TIVI-504 (backport of trac.webkit.org/changeset/144137)

[profile/ivi/webkit-efl.git] / Source / JavaScriptCore / jit / JITArithmetic.cpp

diff --git a/Source/JavaScriptCore/jit/JITArithmetic.cpp b/Source/JavaScriptCore/jit/JITArithmetic.cpp
index b66e2cd..dfd2654 100644 (file)
--- a/Source/JavaScriptCore/jit/JITArithmetic.cpp
+++ b/Source/JavaScriptCore/jit/JITArithmetic.cpp
@@ -640,6 +640,8 @@ void JIT::emit_op_post_inc(Instruction* currentInstruction)
     emitFastArithIntToImmNoCheck(regT1, regT1);
     emitPutVirtualRegister(srcDst, regT1);
     emitPutVirtualRegister(result);
+    if (canBeOptimizedOrInlined())
+        killLastResultRegister();
 }
 
 void JIT::emitSlow_op_post_inc(Instruction* currentInstruction, Vector<SlowCaseEntry>::iterator& iter)
@@ -667,6 +669,8 @@ void JIT::emit_op_post_dec(Instruction* currentInstruction)
     emitFastArithIntToImmNoCheck(regT1, regT1);
     emitPutVirtualRegister(srcDst, regT1);
     emitPutVirtualRegister(result);
+    if (canBeOptimizedOrInlined())
+        killLastResultRegister();
 }
 
 void JIT::emitSlow_op_post_dec(Instruction* currentInstruction, Vector<SlowCaseEntry>::iterator& iter)