Specialize possible direct calls to eval

To avoid additional overhead on most function calls

Change-Id: I2477b91fda6216b508c8331884a02b601f65590c
Reviewed-by: Erik Verbruggen <erik.verbruggen@qt.io>

1 files changed, 5 insertions, 1 deletions

diff --git a/src/qml/compiler/qv4codegen.cpp b/src/qml/compiler/qv4codegen.cpp
index 0b8091d70e..273856e541 100644
--- a/src/qml/compiler/qv4codegen.cpp
+++ b/src/qml/compiler/qv4codegen.cpp
@@ -1199,7 +1199,11 @@ bool Codegen::visit(CallExpression *ast)
         call.callData = calldata;
         bytecodeGenerator->addInstruction(call);
     } else if (base.type == Reference::Name) {
-        if (useFastLookups && base.global) {
+        if (base.name == QStringLiteral("eval")) {
+            Instruction::CallPossiblyDirectEval call;
+            call.callData = calldata;
+            bytecodeGenerator->addInstruction(call);
+        } else if (useFastLookups && base.global) {
             Instruction::CallGlobalLookup call;
             call.index = registerGlobalGetterLookup(base.nameAsIndex());
             call.callData = calldata;