diff --git a/tinygrad/codegen/uops.py b/tinygrad/codegen/uops.py
index e47c9fcb58..b20f020cd3 100644
--- a/tinygrad/codegen/uops.py
+++ b/tinygrad/codegen/uops.py
@@ -107,7 +107,7 @@ class UOp:
     if self.op is UOps.SPECIAL: return self.const(0), self.const(self.arg[1]-1) if isinstance(self.arg[1], int) else None
     if self.op is UOps.CONST: return self, self
     if self.op is UOps.ALU:
-      s0,s1,_ = [cast(UOp, self.src[i] if i < len(self.src) else None) for i in range(3)]
+      s0,s1 = [cast(UOp, self.src[i] if i < len(self.src) else None) for i in range(2)]
       if self.arg is UnaryOps.NEG and self.dtype != dtypes.bool and not dtypes.is_unsigned(cast(DType, self.dtype)):
         return self.const(-s0.vmax.arg), self.const(-s0.vmin.arg)
       if self.arg is BinaryOps.ADD: return self.const(s0.vmin.arg+s1.vmin.arg), self.const(s0.vmax.arg+s1.vmax.arg)
@@ -117,8 +117,8 @@ class UOp:
         Rmin, Rmax = (s1.vmin.arg, s1.vmax.arg) if s0.vmin.arg >= 0 else (s1.vmax.arg, s1.vmin.arg)
         return self.const(Lmin*Rmin), self.const(Lmax*Rmax)
       if self.arg is BinaryOps.MOD and s1.op is UOps.CONST and s1.arg > 0: return self.const(0), self.const(s1.arg-1)
-      if self.arg is BinaryOps.IDIV and s1.op is UOps.CONST and s1.arg > 0:
-        return self.const(s0.vmin.arg//s1.arg), self.const(s0.vmax.arg//s1.arg)
+      if self.arg is BinaryOps.IDIV and s1.op is UOps.CONST and s1.arg > 0: return self.const(s0.vmin.arg//s1.arg), self.const(s0.vmax.arg//s1.arg)
+      if self.arg is BinaryOps.MAX: return self.const(max(s0.vmin.arg, s1.vmin.arg)), self.const(max(s0.vmax.arg, s1.vmax.arg))
     return None, None
 
 @dataclass(frozen=True, repr=False)  # reuse repr from UOp