case OPCODE_FLR:
case OPCODE_FRC:
case OPCODE_MOV:
+ case OPCODE_SSG:
case OPCODE_SWZ:
case OPCODE_TRUNC:
read0 = writemask;
read1 = writemask;
break;
+ case OPCODE_DDX:
+ case OPCODE_DDY:
+ read0 = writemask;
+ break;
+
case OPCODE_MAD:
case OPCODE_CMP:
case OPCODE_LRP:
case OPCODE_DST:
case WM_FRONTFACING:
+ case OPCODE_KIL_NV:
default:
break;
}