public ImExpr lookupVar(GimpleExpr gimpleExpr) {
if (gimpleExpr instanceof SymbolRef) {
SymbolRef symbol = (SymbolRef) gimpleExpr;
ImExpr variable = symbolTable.get(symbol.getId());
if (variable != null) {
return variable;
}
if (symbol.getName() != null) {
variable = translationContext.findGlobal(symbol.getName());
}
if (variable == null) {
throw new IllegalArgumentException(
"No such variable '" + gimpleExpr + "' (id=" + symbol.getId() + ")");
}
return variable;
} else {
throw new UnsupportedOperationException(
"Expected GimpleVar, got: "
+ gimpleExpr
+ " ["
+ gimpleExpr.getClass().getSimpleName()
+ "]");
}
}
