PrepareForCall(0, 0);
if (!cgen()->allocator()->is_used(eax) ||
(value.is_register() && value.reg().is(eax))) {
- value.ToRegister(eax); // No effect if value is in eax already.
+ if (!cgen()->allocator()->is_used(eax)) {
+ value.ToRegister(eax);
+ }
MoveResultsToRegisters(&key, &receiver, ecx, edx);
value.Unuse();
} else if (!cgen()->allocator()->is_used(ecx) ||
(key.is_register() && key.reg().is(ecx))) {
- // Receiver and/or key are in eax.
- key.ToRegister(ecx);
+ if (!cgen()->allocator()->is_used(ecx)) {
+ key.ToRegister(ecx);
+ }
MoveResultsToRegisters(&value, &receiver, eax, edx);
key.Unuse();
} else if (!cgen()->allocator()->is_used(edx) ||
(receiver.is_register() && receiver.reg().is(edx))) {
- receiver.ToRegister(edx);
+ if (!cgen()->allocator()->is_used(edx)) {
+ receiver.ToRegister(edx);
+ }
MoveResultsToRegisters(&key, &value, ecx, eax);
receiver.Unuse();
} else {
return x;
}
+function lookup(w, a) {
+ // This function tests a code path in the generation of a keyed load IC
+ // where the key and the value are both in the same register.
+ a = a;
+ w[a] = a;
+}
+
function cover_codegen_paths() {
var x = 1;
assertEquals(1073741824, 1 - di);
x = 3;
+ var w = { };
+ lookup(w, x);
+ lookup(w, x);
+ lookup(w, x);
+
+ x = 3; // Terminate while loop.
}
}