[OP_CONVERT ] = OP( 0, 1, 0, 0, PURE | DEF | BLOCK, "convert"),
[OP_PIECE ] = OP( 0, 0, 1, 0, PURE | DEF | STRUCTURAL | PART, "piece"),
[OP_ASM ] = OP(-1, -1, 0, 0, PURE, "asm"),
[OP_CONVERT ] = OP( 0, 1, 0, 0, PURE | DEF | BLOCK, "convert"),
[OP_PIECE ] = OP( 0, 0, 1, 0, PURE | DEF | STRUCTURAL | PART, "piece"),
[OP_ASM ] = OP(-1, -1, 0, 0, PURE, "asm"),