You could answer this yourself fairly easily by writing a quick java program, compiling it, dx'ing it, then disassembling it.
public class EnabledTest {
public static boolean isEnabled() {
return false;
}
}
And then compile/dx/disassemble it
javac EnabledTest.java
dx --dex --output=EnabledTest.dex EnabledTest.class
baksmali EnabledTest.dex
And you'll end up with something like
.method public static isEnabled()Z
.registers 1
const v0, 0
return v0
.end method