| /* SPDX-License-Identifier: MIT */ |
| /* |
| * Define i386 target-specific operand constraints. |
| * Copyright (c) 2021 Linaro |
| * |
| */ |
| |
| /* |
| * Define constraint letters for register sets: |
| * REGS(letter, register_mask) |
| */ |
| REGS('a', 1u << TCG_REG_EAX) |
| REGS('b', 1u << TCG_REG_EBX) |
| REGS('c', 1u << TCG_REG_ECX) |
| REGS('d', 1u << TCG_REG_EDX) |
| REGS('S', 1u << TCG_REG_ESI) |
| REGS('D', 1u << TCG_REG_EDI) |
| |
| REGS('r', ALL_GENERAL_REGS) |
| REGS('x', ALL_VECTOR_REGS) |
| REGS('q', ALL_BYTEL_REGS) /* regs that can be used as a byte operand */ |
| REGS('L', ALL_GENERAL_REGS & ~SOFTMMU_RESERVE_REGS) /* qemu_ld/st */ |
| REGS('s', ALL_BYTEL_REGS & ~SOFTMMU_RESERVE_REGS) /* qemu_st8_i32 data */ |
| |
| /* |
| * Define constraint letters for constants: |
| * CONST(letter, TCG_CT_CONST_* bit set) |
| */ |
| CONST('e', TCG_CT_CONST_S32) |
| CONST('I', TCG_CT_CONST_I32) |
| CONST('W', TCG_CT_CONST_WSZ) |
| CONST('Z', TCG_CT_CONST_U32) |
