Remove unused code to generate post increment and decrement expressions

We generate lower level code in codegen and don't use these
runtime methods anymore.

Change-Id: If1023ce5295431305f4528839bcf2a3031fa7ad2
Reviewed-by: Simon Hausmann <simon.hausmann@digia.com>

13 files changed, 0 insertions, 453 deletions

diff --git a/src/qml/compiler/qv4instr_moth_p.h b/src/qml/compiler/qv4instr_moth_p.h
index 68bc109eb4..25c8ac512c 100644
--- a/src/qml/compiler/qv4instr_moth_p.h
+++ b/src/qml/compiler/qv4instr_moth_p.h
@@ -81,14 +81,6 @@ QT_BEGIN_NAMESPACE
     F(CallBuiltinTypeofSubscript, callBuiltinTypeofSubscript) \
     F(CallBuiltinTypeofName, callBuiltinTypeofName) \
     F(CallBuiltinTypeofValue, callBuiltinTypeofValue) \
-    F(CallBuiltinPostIncMember, callBuiltinPostIncMember) \
-    F(CallBuiltinPostIncSubscript, callBuiltinPostIncSubscript) \
-    F(CallBuiltinPostIncName, callBuiltinPostIncName) \
-    F(CallBuiltinPostIncValue, callBuiltinPostIncValue) \
-    F(CallBuiltinPostDecMember, callBuiltinPostDecMember) \
-    F(CallBuiltinPostDecSubscript, callBuiltinPostDecSubscript) \
-    F(CallBuiltinPostDecName, callBuiltinPostDecName) \
-    F(CallBuiltinPostDecValue, callBuiltinPostDecValue) \
     F(CallBuiltinDeclareVar, callBuiltinDeclareVar) \
     F(CallBuiltinDefineGetterSetter, callBuiltinDefineGetterSetter) \
     F(CallBuiltinDefineProperty, callBuiltinDefineProperty) \
@@ -379,50 +371,6 @@ union Instr
         Param value;
         Param result;
     };
-    struct instr_callBuiltinPostIncMember {
-        MOTH_INSTR_HEADER
-        Param base;
-        int member;
-        Param result;
-    };
-    struct instr_callBuiltinPostIncSubscript {
-        MOTH_INSTR_HEADER
-        Param base;
-        Param index;
-        Param result;
-    };
-    struct instr_callBuiltinPostIncName {
-        MOTH_INSTR_HEADER
-        int name;
-        Param result;
-    };
-    struct instr_callBuiltinPostIncValue {
-        MOTH_INSTR_HEADER
-        Param value;
-        Param result;
-    };
-    struct instr_callBuiltinPostDecMember {
-        MOTH_INSTR_HEADER
-        Param base;
-        int member;
-        Param result;
-    };
-    struct instr_callBuiltinPostDecSubscript {
-        MOTH_INSTR_HEADER
-        Param base;
-        Param index;
-        Param result;
-    };
-    struct instr_callBuiltinPostDecName {
-        MOTH_INSTR_HEADER
-        int name;
-        Param result;
-    };
-    struct instr_callBuiltinPostDecValue {
-        MOTH_INSTR_HEADER
-        Param value;
-        Param result;
-    };
     struct instr_callBuiltinDeclareVar {
         MOTH_INSTR_HEADER
         int varName;
@@ -583,14 +531,6 @@ union Instr
     instr_callBuiltinTypeofSubscript callBuiltinTypeofSubscript;
     instr_callBuiltinTypeofName callBuiltinTypeofName;
     instr_callBuiltinTypeofValue callBuiltinTypeofValue;
-    instr_callBuiltinPostIncMember callBuiltinPostIncMember;
-    instr_callBuiltinPostIncSubscript callBuiltinPostIncSubscript;
-    instr_callBuiltinPostIncName callBuiltinPostIncName;
-    instr_callBuiltinPostIncValue callBuiltinPostIncValue;
-    instr_callBuiltinPostDecMember callBuiltinPostDecMember;
-    instr_callBuiltinPostDecSubscript callBuiltinPostDecSubscript;
-    instr_callBuiltinPostDecName callBuiltinPostDecName;
-    instr_callBuiltinPostDecValue callBuiltinPostDecValue;
     instr_callBuiltinDeclareVar callBuiltinDeclareVar;
     instr_callBuiltinDefineGetterSetter callBuiltinDefineGetterSetter;
     instr_callBuiltinDefineProperty callBuiltinDefineProperty;
diff --git a/src/qml/compiler/qv4isel_masm.cpp b/src/qml/compiler/qv4isel_masm.cpp
index a68b58a2b3..c016d2a6b1 100644
--- a/src/qml/compiler/qv4isel_masm.cpp
+++ b/src/qml/compiler/qv4isel_masm.cpp
@@ -779,57 +779,6 @@ void InstructionSelection::callBuiltinDeleteValue(V4IR::Temp *result)
     _as->storeValue(Value::fromBoolean(false), result);
 }
 
-void InstructionSelection::callBuiltinPostIncrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_increment_member,
-                         Assembler::ContextRegister, Assembler::PointerToValue(result),
-                         Assembler::PointerToValue(base), Assembler::PointerToString(name));
-}
-
-void InstructionSelection::callBuiltinPostIncrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_increment_element,
-                         Assembler::ContextRegister, Assembler::PointerToValue(result),
-                         Assembler::Reference(base), Assembler::PointerToValue(index));
-}
-
-void InstructionSelection::callBuiltinPostIncrementName(const QString &name, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_increment_name, Assembler::ContextRegister,
-                         Assembler::PointerToValue(result), Assembler::PointerToString(name));
-}
-
-void InstructionSelection::callBuiltinPostIncrementValue(V4IR::Temp *value, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_increment,
-                         Assembler::PointerToValue(result), Assembler::PointerToValue(value));
-}
-
-void InstructionSelection::callBuiltinPostDecrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_decrement_member, Assembler::ContextRegister,
-                         Assembler::PointerToValue(result), Assembler::Reference(base), Assembler::PointerToString(name));
-}
-
-void InstructionSelection::callBuiltinPostDecrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_decrement_element, Assembler::ContextRegister,
-                         Assembler::PointerToValue(result), Assembler::Reference(base),
-                         Assembler::Reference(index));
-}
-
-void InstructionSelection::callBuiltinPostDecrementName(const QString &name, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_decrement_name, Assembler::ContextRegister,
-                         Assembler::PointerToValue(result), Assembler::PointerToString(name));
-}
-
-void InstructionSelection::callBuiltinPostDecrementValue(V4IR::Temp *value, V4IR::Temp *result)
-{
-    generateFunctionCall(Assembler::Void, __qmljs_builtin_post_decrement,
-                         Assembler::PointerToValue(result), Assembler::PointerToValue(value));
-}
-
 void InstructionSelection::callBuiltinThrow(V4IR::Expr *arg)
 {
     generateFunctionCall(Assembler::Void, __qmljs_throw, Assembler::ContextRegister,
diff --git a/src/qml/compiler/qv4isel_masm_p.h b/src/qml/compiler/qv4isel_masm_p.h
index aa7ba86dbb..aad0903413 100644
--- a/src/qml/compiler/qv4isel_masm_p.h
+++ b/src/qml/compiler/qv4isel_masm_p.h
@@ -1255,14 +1255,6 @@ protected:
     virtual void callBuiltinDeleteSubscript(V4IR::Temp *base, V4IR::Expr *index, V4IR::Temp *result);
     virtual void callBuiltinDeleteName(const QString &name, V4IR::Temp *result);
     virtual void callBuiltinDeleteValue(V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementName(const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementValue(V4IR::Temp *value, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementName(const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementValue(V4IR::Temp *value, V4IR::Temp *result);
     virtual void callBuiltinThrow(V4IR::Expr *arg);
     virtual void callBuiltinFinishTry();
     virtual void callBuiltinForeachIteratorObject(V4IR::Temp *arg, V4IR::Temp *result);
diff --git a/src/qml/compiler/qv4isel_moth.cpp b/src/qml/compiler/qv4isel_moth.cpp
index 8e11fc68d4..fd789a623f 100644
--- a/src/qml/compiler/qv4isel_moth.cpp
+++ b/src/qml/compiler/qv4isel_moth.cpp
@@ -836,74 +836,6 @@ void InstructionSelection::callBuiltinDeleteValue(V4IR::Temp *result)
     addInstruction(load);
 }
 
-void InstructionSelection::callBuiltinPostDecrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostDecMember call;
-    call.base = getParam(base);
-    call.member = registerString(name);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
-void InstructionSelection::callBuiltinPostDecrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostDecSubscript call;
-    call.base = getParam(base);
-    call.index = getParam(index);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
-void InstructionSelection::callBuiltinPostDecrementName(const QString &name, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostDecName call;
-    call.name = registerString(name);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
-void InstructionSelection::callBuiltinPostDecrementValue(V4IR::Temp *value, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostDecValue call;
-    call.value = getParam(value);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
-void InstructionSelection::callBuiltinPostIncrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostIncMember call;
-    call.base = getParam(base);
-    call.member = registerString(name);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
-void InstructionSelection::callBuiltinPostIncrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostIncSubscript call;
-    call.base = getParam(base);
-    call.index = getParam(index);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
-void InstructionSelection::callBuiltinPostIncrementName(const QString &name, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostIncName call;
-    call.name = registerString(name);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
-void InstructionSelection::callBuiltinPostIncrementValue(V4IR::Temp *value, V4IR::Temp *result)
-{
-    Instruction::CallBuiltinPostIncValue call;
-    call.value = getParam(value);
-    call.result = getResultParam(result);
-    addInstruction(call);
-}
-
 void InstructionSelection::callBuiltinThrow(V4IR::Expr *arg)
 {
     Instruction::CallBuiltinThrow call;
diff --git a/src/qml/compiler/qv4isel_moth_p.h b/src/qml/compiler/qv4isel_moth_p.h
index 435ebc41ca..c4b298eaac 100644
--- a/src/qml/compiler/qv4isel_moth_p.h
+++ b/src/qml/compiler/qv4isel_moth_p.h
@@ -93,14 +93,6 @@ protected:
     virtual void callBuiltinDeleteSubscript(V4IR::Temp *base, V4IR::Expr *index, V4IR::Temp *result);
     virtual void callBuiltinDeleteName(const QString &name, V4IR::Temp *result);
     virtual void callBuiltinDeleteValue(V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementName(const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostDecrementValue(V4IR::Temp *value, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementName(const QString &name, V4IR::Temp *result);
-    virtual void callBuiltinPostIncrementValue(V4IR::Temp *value, V4IR::Temp *result);
     virtual void callBuiltinThrow(V4IR::Expr *arg);
     virtual void callBuiltinFinishTry();
     virtual void callBuiltinForeachIteratorObject(V4IR::Temp *arg, V4IR::Temp *result);
diff --git a/src/qml/compiler/qv4isel_p.cpp b/src/qml/compiler/qv4isel_p.cpp
index df879f5796..7989232926 100644
--- a/src/qml/compiler/qv4isel_p.cpp
+++ b/src/qml/compiler/qv4isel_p.cpp
@@ -279,40 +279,6 @@ void IRDecoder::callBuiltin(V4IR::Call *call, V4IR::Temp *result)
         }
     } break;
 
-    case V4IR::Name::builtin_postincrement: {
-        if (V4IR::Member *m = call->args->expr->asMember()) {
-            callBuiltinPostIncrementMember(m->base->asTemp(), *m->name, result);
-            return;
-        } else if (V4IR::Subscript *ss = call->args->expr->asSubscript()) {
-            callBuiltinPostIncrementSubscript(ss->base->asTemp(), ss->index->asTemp(), result);
-            return;
-        } else if (V4IR::Name *n = call->args->expr->asName()) {
-            callBuiltinPostIncrementName(*n->id, result);
-            return;
-        } else if (V4IR::Temp *arg = call->args->expr->asTemp()){
-            assert(arg != 0);
-            callBuiltinPostIncrementValue(arg, result);
-            return;
-        }
-    } break;
-
-    case V4IR::Name::builtin_postdecrement: {
-        if (V4IR::Member *m = call->args->expr->asMember()) {
-            callBuiltinPostDecrementMember(m->base->asTemp(), *m->name, result);
-            return;
-        } else if (V4IR::Subscript *ss = call->args->expr->asSubscript()) {
-            callBuiltinPostDecrementSubscript(ss->base->asTemp(), ss->index->asTemp(), result);
-            return;
-        } else if (V4IR::Name *n = call->args->expr->asName()) {
-            callBuiltinPostDecrementName(*n->id, result);
-            return;
-        } else if (V4IR::Temp *arg = call->args->expr->asTemp()){
-            assert(arg != 0);
-            callBuiltinPostDecrementValue(arg, result);
-            return;
-        }
-    } break;
-
     case V4IR::Name::builtin_throw: {
         V4IR::Expr *arg = call->args->expr;
         assert(arg->asTemp() || arg->asConst());
diff --git a/src/qml/compiler/qv4isel_p.h b/src/qml/compiler/qv4isel_p.h
index 450a0f072a..e1cccedd2c 100644
--- a/src/qml/compiler/qv4isel_p.h
+++ b/src/qml/compiler/qv4isel_p.h
@@ -108,14 +108,6 @@ public: // to implement by subclasses:
     virtual void callBuiltinDeleteSubscript(V4IR::Temp *base, V4IR::Expr *index, V4IR::Temp *result) = 0;
     virtual void callBuiltinDeleteName(const QString &name, V4IR::Temp *result) = 0;
     virtual void callBuiltinDeleteValue(V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostDecrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostDecrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostDecrementName(const QString &name, V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostDecrementValue(V4IR::Temp *value, V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostIncrementMember(V4IR::Temp *base, const QString &name, V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostIncrementSubscript(V4IR::Temp *base, V4IR::Temp *index, V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostIncrementName(const QString &name, V4IR::Temp *result) = 0;
-    virtual void callBuiltinPostIncrementValue(V4IR::Temp *value, V4IR::Temp *result) = 0;
     virtual void callBuiltinThrow(V4IR::Expr *arg) = 0;
     virtual void callBuiltinFinishTry() = 0;
     virtual void callBuiltinForeachIteratorObject(V4IR::Temp *arg, V4IR::Temp *result) = 0;
diff --git a/src/qml/compiler/qv4jsir.cpp b/src/qml/compiler/qv4jsir.cpp
index e70cf100ce..74f31bd83e 100644
--- a/src/qml/compiler/qv4jsir.cpp
+++ b/src/qml/compiler/qv4jsir.cpp
@@ -398,10 +398,6 @@ static const char *builtin_to_string(Name::Builtin b)
         return "builtin_typeof";
     case Name::builtin_delete:
         return "builtin_delete";
-    case Name::builtin_postincrement:
-        return "builtin_postincrement";
-    case Name::builtin_postdecrement:
-        return "builtin_postdecrement";
     case Name::builtin_throw:
         return "builtin_throw";
     case Name::builtin_finish_try:
diff --git a/src/qml/compiler/qv4jsir_p.h b/src/qml/compiler/qv4jsir_p.h
index cf82e28f1e..4ccf5de139 100644
--- a/src/qml/compiler/qv4jsir_p.h
+++ b/src/qml/compiler/qv4jsir_p.h
@@ -311,8 +311,6 @@ struct Name: Expr {
         builtin_invalid,
         builtin_typeof,
         builtin_delete,
-        builtin_postincrement, // TODO: remove
-        builtin_postdecrement, // TODO: remove
         builtin_throw,
         builtin_finish_try,
         builtin_foreach_iterator_object,
diff --git a/src/qml/compiler/qv4regalloc.cpp b/src/qml/compiler/qv4regalloc.cpp
index 3428c13dbc..3b0ea8b171 100644
--- a/src/qml/compiler/qv4regalloc.cpp
+++ b/src/qml/compiler/qv4regalloc.cpp
@@ -190,14 +190,6 @@ protected: // IRDecoder
     virtual void callBuiltinDeleteSubscript(V4IR::Temp *, V4IR::Expr *, V4IR::Temp *) {}
     virtual void callBuiltinDeleteName(const QString &, V4IR::Temp *) {}
     virtual void callBuiltinDeleteValue(V4IR::Temp *) {}
-    virtual void callBuiltinPostDecrementMember(V4IR::Temp *, const QString &, V4IR::Temp *) {}
-    virtual void callBuiltinPostDecrementSubscript(V4IR::Temp *, V4IR::Temp *, V4IR::Temp *) {}
-    virtual void callBuiltinPostDecrementName(const QString &, V4IR::Temp *) {}
-    virtual void callBuiltinPostDecrementValue(V4IR::Temp *, V4IR::Temp *) {}
-    virtual void callBuiltinPostIncrementMember(V4IR::Temp *, const QString &, V4IR::Temp *) {}
-    virtual void callBuiltinPostIncrementSubscript(V4IR::Temp *, V4IR::Temp *, V4IR::Temp *) {}
-    virtual void callBuiltinPostIncrementName(const QString &, V4IR::Temp *) {}
-    virtual void callBuiltinPostIncrementValue(V4IR::Temp *, V4IR::Temp *) {}
     virtual void callBuiltinThrow(V4IR::Expr *) {}
     virtual void callBuiltinFinishTry() {}
     virtual void callBuiltinForeachIteratorObject(V4IR::Temp *, V4IR::Temp *) {}
diff --git a/src/qml/jsruntime/qv4runtime.cpp b/src/qml/jsruntime/qv4runtime.cpp
index 76ab06cabe..e7760548a0 100644
--- a/src/qml/jsruntime/qv4runtime.cpp
+++ b/src/qml/jsruntime/qv4runtime.cpp
@@ -1155,166 +1155,6 @@ QV4::ReturnedValue __qmljs_builtin_typeof_element(ExecutionContext *context, con
     return __qmljs_builtin_typeof(context, prop);
 }
 
-void __qmljs_builtin_post_increment(ValueRef result, ValueRef val)
-{
-    if (val->isInteger() && val->integerValue() < INT_MAX) {
-        if (result)
-            *result = *val;
-        val->int_32 += 1;
-        return;
-    }
-
-    double d = val->toNumber();
-    *val = Value::fromDouble(d + 1);
-    if (result)
-        *result = Value::fromDouble(d);
-}
-
-void __qmljs_builtin_post_increment_name(ExecutionContext *context, ValueRef result, String *name)
-{
-    Value v = context->getProperty(name);
-
-    if (v.isInteger() && v.integerValue() < INT_MAX) {
-        if (result)
-            *result = v;
-        v.int_32 += 1;
-    } else {
-        double d = v.toNumber();
-        if (result)
-            *result = Value::fromDouble(d);
-        v = Value::fromDouble(d + 1);
-    }
-
-    context->setProperty(name, v);
-}
-
-void __qmljs_builtin_post_increment_member(ExecutionContext *context, ValueRef result, const ValueRef base, String *name)
-{
-    Object *o = base->toObject(context);
-
-    Value v = o->get(name);
-
-    if (v.isInteger() && v.integerValue() < INT_MAX) {
-        if (result)
-            *result = v;
-        v.int_32 += 1;
-    } else {
-        double d = v.toNumber();
-        if (result)
-            *result = Value::fromDouble(d);
-        v = Value::fromDouble(d + 1);
-    }
-
-    o->put(name, v);
-}
-
-void __qmljs_builtin_post_increment_element(ExecutionContext *context, ValueRef result, const ValueRef base, const ValueRef index)
-{
-    Object *o = base->toObject(context);
-
-    uint idx = index->asArrayIndex();
-
-    if (idx == UINT_MAX) {
-        String *s = index->toString(context);
-        return __qmljs_builtin_post_increment_member(context, result, base, s);
-    }
-
-    Value v = o->getIndexed(idx);
-
-    if (v.isInteger() && v.integerValue() < INT_MAX) {
-        if (result)
-            *result = v;
-        v.int_32 += 1;
-    } else {
-        double d = v.toNumber();
-        if (result)
-            *result = Value::fromDouble(d);
-        v = Value::fromDouble(d + 1);
-    }
-
-    o->putIndexed(idx, v);
-}
-
-void __qmljs_builtin_post_decrement(ValueRef result, ValueRef val)
-{
-    if (val->isInteger() && val->integerValue() > INT_MIN) {
-        if (result)
-            *result = *val;
-        val->int_32 -= 1;
-        return;
-    }
-
-    double d = val->toNumber();
-    *val = Value::fromDouble(d - 1);
-    if (result)
-        *result = Value::fromDouble(d);
-}
-
-void __qmljs_builtin_post_decrement_name(ExecutionContext *context, ValueRef result, String *name)
-{
-    Value v = context->getProperty(name);
-
-    if (v.isInteger() && v.integerValue() > INT_MIN) {
-        if (result)
-            *result = v;
-        v.int_32 -= 1;
-    } else {
-        double d = v.toNumber();
-        if (result)
-            *result = Value::fromDouble(d);
-        v = Value::fromDouble(d - 1);
-    }
-
-    context->setProperty(name, v);
-}
-
-void __qmljs_builtin_post_decrement_member(ExecutionContext *context, ValueRef result, const ValueRef base, String *name)
-{
-    Object *o = base->toObject(context);
-
-    Value v = o->get(name);
-
-    if (v.isInteger() && v.integerValue() > INT_MIN) {
-        if (result)
-            *result = v;
-        v.int_32 -= 1;
-    } else {
-        double d = v.toNumber();
-        if (result)
-            *result = Value::fromDouble(d);
-        v = Value::fromDouble(d - 1);
-    }
-
-    o->put(name, v);
-}
-
-void __qmljs_builtin_post_decrement_element(ExecutionContext *context, ValueRef result, const ValueRef base, const ValueRef index)
-{
-    Object *o = base->toObject(context);
-
-    uint idx = index->asArrayIndex();
-
-    if (idx == UINT_MAX) {
-        String *s = index->toString(context);
-        return __qmljs_builtin_post_decrement_member(context, result, base, s);
-    }
-
-    Value v = o->getIndexed(idx);
-
-    if (v.isInteger() && v.integerValue() > INT_MIN) {
-        if (result)
-            *result = v;
-        v.int_32 -= 1;
-    } else {
-        double d = v.toNumber();
-        if (result)
-            *result = Value::fromDouble(d);
-        v = Value::fromDouble(d - 1);
-    }
-
-    o->putIndexed(idx, v);
-}
-
 ExecutionContext *__qmljs_builtin_push_with_scope(const ValueRef o, ExecutionContext *ctx)
 {
     Object *obj = o->toObject(ctx);
diff --git a/src/qml/jsruntime/qv4runtime_p.h b/src/qml/jsruntime/qv4runtime_p.h
index c3ab8fe932..343f3c4611 100644
--- a/src/qml/jsruntime/qv4runtime_p.h
+++ b/src/qml/jsruntime/qv4runtime_p.h
@@ -124,16 +124,6 @@ QV4::ReturnedValue __qmljs_builtin_typeof_name(QV4::ExecutionContext *context, Q
 QV4::ReturnedValue __qmljs_builtin_typeof_member(QV4::ExecutionContext* context, const QV4::ValueRef base, QV4::String *name);
 QV4::ReturnedValue __qmljs_builtin_typeof_element(QV4::ExecutionContext* context, const QV4::ValueRef base, const QV4::ValueRef index);
 
-void __qmljs_builtin_post_increment(QV4::ValueRef result, QV4::ValueRef val);
-void __qmljs_builtin_post_increment_name(QV4::ExecutionContext *context, QV4::ValueRef result, QV4::String *name);
-void __qmljs_builtin_post_increment_member(QV4::ExecutionContext *context, QV4::ValueRef result, const QV4::ValueRef base, QV4::String *name);
-void __qmljs_builtin_post_increment_element(QV4::ExecutionContext *context, QV4::ValueRef result, const QV4::ValueRef base, const QV4::ValueRef index);
-
-void __qmljs_builtin_post_decrement(QV4::ValueRef result, QV4::ValueRef val);
-void __qmljs_builtin_post_decrement_name(QV4::ExecutionContext *context, QV4::ValueRef result, QV4::String *name);
-void __qmljs_builtin_post_decrement_member(QV4::ExecutionContext *context, QV4::ValueRef result, const QV4::ValueRef base, QV4::String *name);
-void __qmljs_builtin_post_decrement_element(QV4::ExecutionContext *context, QV4::ValueRef result, const QV4::ValueRef base, const QV4::ValueRef index);
-
 void Q_NORETURN __qmljs_builtin_rethrow(QV4::ExecutionContext *context);
 QV4::ExecutionContext *__qmljs_builtin_push_with_scope(const QV4::ValueRef o, QV4::ExecutionContext *ctx);
 QV4::ExecutionContext *__qmljs_builtin_push_catch_scope(QV4::String *exceptionVarName, const QV4::ValueRef exceptionValue, QV4::ExecutionContext *ctx);
diff --git a/src/qml/jsruntime/qv4vme_moth.cpp b/src/qml/jsruntime/qv4vme_moth.cpp
index bf86345e27..96022cfac7 100644
--- a/src/qml/jsruntime/qv4vme_moth.cpp
+++ b/src/qml/jsruntime/qv4vme_moth.cpp
@@ -437,38 +437,6 @@ QV4::Value VME::run(QV4::ExecutionContext *context, const uchar *&code,
         VALUE(instr.result) = __qmljs_builtin_typeof(context, VALUEPTR(instr.value)).get();
     MOTH_END_INSTR(CallBuiltinTypeofValue)
 
-    MOTH_BEGIN_INSTR(CallBuiltinPostIncMember)
-        __qmljs_builtin_post_increment_member(context, VALUEPTR(instr.result), VALUEPTR(instr.base), runtimeStrings[instr.member]);
-    MOTH_END_INSTR(CallBuiltinTypeofMember)
-
-    MOTH_BEGIN_INSTR(CallBuiltinPostIncSubscript)
-        __qmljs_builtin_post_increment_element(context, VALUEPTR(instr.result), VALUEPTR(instr.base), VALUEPTR(instr.index));
-    MOTH_END_INSTR(CallBuiltinTypeofSubscript)
-
-    MOTH_BEGIN_INSTR(CallBuiltinPostIncName)
-        __qmljs_builtin_post_increment_name(context, VALUEPTR(instr.result), runtimeStrings[instr.name]);
-    MOTH_END_INSTR(CallBuiltinTypeofName)
-
-    MOTH_BEGIN_INSTR(CallBuiltinPostIncValue)
-        __qmljs_builtin_post_increment(VALUEPTR(instr.result), VALUEPTR(instr.value));
-    MOTH_END_INSTR(CallBuiltinTypeofValue)
-
-    MOTH_BEGIN_INSTR(CallBuiltinPostDecMember)
-        __qmljs_builtin_post_decrement_member(context, VALUEPTR(instr.result), VALUEPTR(instr.base), runtimeStrings[instr.member]);
-    MOTH_END_INSTR(CallBuiltinTypeofMember)
-
-    MOTH_BEGIN_INSTR(CallBuiltinPostDecSubscript)
-        __qmljs_builtin_post_decrement_element(context, VALUEPTR(instr.result), VALUEPTR(instr.base), VALUEPTR(instr.index));
-    MOTH_END_INSTR(CallBuiltinTypeofSubscript)
-
-    MOTH_BEGIN_INSTR(CallBuiltinPostDecName)
-        __qmljs_builtin_post_decrement_name(context, VALUEPTR(instr.result), runtimeStrings[instr.name]);
-    MOTH_END_INSTR(CallBuiltinTypeofName)
-
-    MOTH_BEGIN_INSTR(CallBuiltinPostDecValue)
-        __qmljs_builtin_post_decrement(VALUEPTR(instr.result), VALUEPTR(instr.value));
-    MOTH_END_INSTR(CallBuiltinTypeofValue)
-
     MOTH_BEGIN_INSTR(CallBuiltinDeclareVar)
         __qmljs_builtin_declare_var(context, instr.isDeletable, runtimeStrings[instr.varName]);
     MOTH_END_INSTR(CallBuiltinDeclareVar)