Get rid of the unused JumpEmpty instruction

Change-Id: I117687939e0f02d801dbad8de7761b4c799f2035
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

4 files changed, 0 insertions, 22 deletions

diff --git a/src/qml/jit/qv4assembler.cpp b/src/qml/jit/qv4assembler.cpp
index 5702774cd7..bf7fb8a536 100644
--- a/src/qml/jit/qv4assembler.cpp
+++ b/src/qml/jit/qv4assembler.cpp
@@ -706,12 +706,6 @@ struct PlatformAssembler64 : PlatformAssemblerCommon
         patches.push_back({ jump, offset });
     }
 
-    void jumpEmpty(int offset)
-    {
-        auto jump = branch64(Equal, AccumulatorRegister, TrustedImm64(Primitive::emptyValue().asReturnedValue()));
-        patches.push_back({ jump, offset });
-    }
-
     Jump jumpEmpty()
     {
         return branch64(Equal, AccumulatorRegister, TrustedImm64(Primitive::emptyValue().asReturnedValue()));
@@ -1140,14 +1134,6 @@ struct PlatformAssembler32 : PlatformAssemblerCommon
         patches.push_back({ jump, offset });
     }
 
-    void jumpEmpty(int offset)
-    {
-        auto notEqual = branch32(NotEqual, AccumulatorRegisterTag, TrustedImm32(Primitive::emptyValue().asReturnedValue() >> 32));
-        auto jump = branch32(Equal, AccumulatorRegisterValue, TrustedImm32(Primitive::emptyValue().asReturnedValue() & 0xffffffff));
-        notEqual.link(this);
-        patches.push_back({ jump, offset });
-    }
-
     Jump jumpEmpty()
     {
         return branch32(Equal, AccumulatorRegisterTag, TrustedImm32(Primitive::emptyValue().asReturnedValue() >> 32));
@@ -1986,11 +1972,6 @@ void Assembler::jumpNotUndefined(int offset)
     pasm()->jumpNotUndefined(offset);
 }
 
-void JIT::Assembler::jumpEmpty(int offset)
-{
-    pasm()->jumpEmpty(offset);
-}
-
 void Assembler::prepareCallWithArgCount(int argc)
 {
 #ifndef QT_NO_DEBUG
diff --git a/src/qml/jit/qv4assembler_p.h b/src/qml/jit/qv4assembler_p.h
index d41b79f562..ac30a534df 100644
--- a/src/qml/jit/qv4assembler_p.h
+++ b/src/qml/jit/qv4assembler_p.h
@@ -142,7 +142,6 @@ public:
     void jumpFalse(int offset);
     void jumpNoException(int offset);
     void jumpNotUndefined(int offset);
-    void jumpEmpty(int offset);
 
     // stuff for runtime calls
     void prepareCallWithArgCount(int argc);
diff --git a/src/qml/jit/qv4baselinejit.cpp b/src/qml/jit/qv4baselinejit.cpp
index 6c298d9331..b994d38c2b 100644
--- a/src/qml/jit/qv4baselinejit.cpp
+++ b/src/qml/jit/qv4baselinejit.cpp
@@ -904,7 +904,6 @@ void BaselineJIT::generate_JumpTrue(int offset) { as->jumpTrue(instructionOffset
 void BaselineJIT::generate_JumpFalse(int offset) { as->jumpFalse(instructionOffset() + offset); }
 void BaselineJIT::generate_JumpNoException(int offset) { as->jumpNoException(instructionOffset() + offset); }
 void BaselineJIT::generate_JumpNotUndefined(int offset) { as->jumpNotUndefined(instructionOffset() + offset); }
-void BaselineJIT::generate_JumpEmpty(int offset) { as->jumpEmpty(instructionOffset() + offset); }
 
 void BaselineJIT::generate_CmpEqNull() { as->cmpeqNull(); }
 void BaselineJIT::generate_CmpNeNull() { as->cmpneNull(); }
diff --git a/src/qml/jit/qv4baselinejit_p.h b/src/qml/jit/qv4baselinejit_p.h
index 5441ea974b..112cb92c75 100644
--- a/src/qml/jit/qv4baselinejit_p.h
+++ b/src/qml/jit/qv4baselinejit_p.h
@@ -165,7 +165,6 @@ public:
     void generate_JumpFalse(int offset) override;
     void generate_JumpNoException(int offset) override;
     void generate_JumpNotUndefined(int offset) override;
-    void generate_JumpEmpty(int offset) override;
     void generate_CmpEqNull() override;
     void generate_CmpNeNull() override;
     void generate_CmpEqInt(int lhs) override;