+
+/**
+ * IF Temp[0].x -\
+ * KILP - > KIL -abs(Temp[0].x)
+ * ENDIF -/
+ *
+ * This needs to be done in its own pass, because it modifies the instructions
+ * before and after KILP.
+ */
+void radeonTransformKILP(struct radeon_compiler * c)
+{
+ struct rc_instruction * inst;
+ for (inst = c->Program.Instructions.Next;
+ inst != &c->Program.Instructions; inst = inst->Next) {
+
+ if (inst->U.I.Opcode != RC_OPCODE_KILP
+ || inst->Prev->U.I.Opcode != RC_OPCODE_IF
+ || inst->Next->U.I.Opcode != RC_OPCODE_ENDIF) {
+ continue;
+ }
+ inst->U.I.Opcode = RC_OPCODE_KIL;
+ inst->U.I.SrcReg[0] = negate(absolute(inst->Prev->U.I.SrcReg[0]));
+
+ /* Remove IF */
+ rc_remove_instruction(inst->Prev);
+ /* Remove ENDIF */
+ rc_remove_instruction(inst->Next);
+ }
+}