1 /* SPDX-License-Identifier: MIT */ 2 /* 3 * Define S390 target-specific operand constraints. 4 * Copyright (c) 2021 Linaro 5 */ 6 7 /* 8 * Define constraint letters for register sets: 9 * REGS(letter, register_mask) 10 */ 11 REGS('r', ALL_GENERAL_REGS) 12 REGS('v', ALL_VECTOR_REGS) 13 REGS('o', 0xaaaa) /* odd numbered general regs */ 14 15 /* 16 * Define constraint letters for constants: 17 * CONST(letter, TCG_CT_CONST_* bit set) 18 */ 19 CONST('A', TCG_CT_CONST_S33) 20 CONST('I', TCG_CT_CONST_S16) 21 CONST('J', TCG_CT_CONST_S32) 22 CONST('K', TCG_CT_CONST_P32) 23 CONST('N', TCG_CT_CONST_INV) 24 CONST('R', TCG_CT_CONST_INVRISBG) 25 CONST('Z', TCG_CT_CONST_ZERO) 26