private string buildCall(DCall call)
{
string args = "";
for (int i = 0; i < call.numOperands; i++)
{
DNode input = call.getOperand(i);
string arg = buildExpression(input);
args += arg;
if (i != call.numOperands - 1)
{
args += ", ";
}
}
return(call.function.name + "(" + args + ")");
}
public override void visit(DCall call)
{
// Operators can be overloaded for floats, and we want these to print
// normally, so here is some gross peephole stuff. Maybe we should be
// looking for bytecode patterns instead or something, but that would
// need a whole-program analysis.
if (call.function.name.Length < 8)
return;
if (call.function.name.Substring(0, 8) != "operator")
return;
string op = "";
for (int i = 8; i < call.function.name.Length; i++)
{
if (call.function.name[i] == '(')
break;
op += call.function.name[i];
}
SPOpcode spop;
switch (op)
{
case ">":
spop = SPOpcode.sgrtr;
break;
case ">=":
spop = SPOpcode.sgeq;
break;
case "<":
spop = SPOpcode.sless;
break;
case "<=":
spop = SPOpcode.sleq;
break;
case "*":
spop = SPOpcode.smul;
break;
case "/":
spop = SPOpcode.sdiv;
break;
case "!=":
spop = SPOpcode.neq;
break;
case "+":
spop = SPOpcode.add;
break;
case "-":
spop = SPOpcode.sub;
break;
default:
throw new Exception(String.Format("unknown operator ({0})", op.ToString()));
}
switch (spop)
{
case SPOpcode.sgeq:
case SPOpcode.sleq:
case SPOpcode.sgrtr:
case SPOpcode.sless:
case SPOpcode.smul:
case SPOpcode.sdiv:
case SPOpcode.neq:
case SPOpcode.add:
case SPOpcode.sub:
{
if (call.numOperands != 2)
return;
DBinary binary = new DBinary(spop, call.getOperand(0), call.getOperand(1));
call.replaceAllUsesWith(binary);
call.removeFromUseChains();
current_.replace(iterator_, binary);
break;
}
default:
throw new Exception("unknown spop");
}
}
public override void visit(DCall call)
{
// Operators can be overloaded for floats, and we want these to print
// normally, so here is some gross peephole stuff. Maybe we should be
// looking for bytecode patterns instead or something, but that would
// need a whole-program analysis.
if (call.function.name.Length < 8)
{
return;
}
if (call.function.name.Substring(0, 8) != "operator")
{
return;
}
var op = "";
for (var i = 8; i < call.function.name.Length; i++)
{
if (call.function.name[i] == '(')
{
break;
}
op += call.function.name[i];
}
SPOpcode spop;
switch (op)
{
case ">":
spop = SPOpcode.sgrtr;
break;
case ">=":
spop = SPOpcode.sgeq;
break;
case "<":
spop = SPOpcode.sless;
break;
case "<=":
spop = SPOpcode.sleq;
break;
case "*":
spop = SPOpcode.smul;
break;
case "/":
spop = SPOpcode.sdiv;
break;
case "!=":
spop = SPOpcode.neq;
break;
case "+":
spop = SPOpcode.add;
break;
case "-":
spop = SPOpcode.sub;
break;
default:
throw new Exception(string.Format("unknown operator ({0})", op.ToString()));
}
switch (spop)
{
case SPOpcode.sgeq:
case SPOpcode.sleq:
case SPOpcode.sgrtr:
case SPOpcode.sless:
case SPOpcode.smul:
case SPOpcode.sdiv:
case SPOpcode.neq:
case SPOpcode.add:
case SPOpcode.sub:
{
if (call.numOperands != 2)
{
return;
}
var binary = new DBinary(spop, call.getOperand(0), call.getOperand(1));
call.replaceAllUsesWith(binary);
call.removeFromUseChains();
current_.replace(iterator_, binary);
break;
}
default:
throw new Exception("unknown spop");
}
}
private string buildCall(DCall call)
{
string args = "";
for (int i = 0; i < call.numOperands; i++)
{
DNode input = call.getOperand(i);
string arg = buildExpression(input);
args += arg;
if (i != call.numOperands - 1)
args += ", ";
}
return call.function.name + "(" + args + ")";
}