| 1 | /* |
| 2 | * Tiny Code Generator for QEMU |
| 3 | * |
| 4 | * Copyright (c) 2009 Ulrich Hecht <uli@suse.de> |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 19 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | #ifndef S390_TCG_TARGET_H |
| 26 | #define S390_TCG_TARGET_H |
| 27 | |
| 28 | #define TCG_TARGET_INSN_UNIT_SIZE 2 |
| 29 | |
| 30 | /* We have a +- 4GB range on the branches; leave some slop. */ |
| 31 | #define MAX_CODE_GEN_BUFFER_SIZE (3 * GiB) |
| 32 | |
| 33 | typedef enum TCGReg { |
| 34 | TCG_REG_R0, TCG_REG_R1, TCG_REG_R2, TCG_REG_R3, |
| 35 | TCG_REG_R4, TCG_REG_R5, TCG_REG_R6, TCG_REG_R7, |
| 36 | TCG_REG_R8, TCG_REG_R9, TCG_REG_R10, TCG_REG_R11, |
| 37 | TCG_REG_R12, TCG_REG_R13, TCG_REG_R14, TCG_REG_R15, |
| 38 | |
| 39 | TCG_REG_V0 = 32, TCG_REG_V1, TCG_REG_V2, TCG_REG_V3, |
| 40 | TCG_REG_V4, TCG_REG_V5, TCG_REG_V6, TCG_REG_V7, |
| 41 | TCG_REG_V8, TCG_REG_V9, TCG_REG_V10, TCG_REG_V11, |
| 42 | TCG_REG_V12, TCG_REG_V13, TCG_REG_V14, TCG_REG_V15, |
| 43 | TCG_REG_V16, TCG_REG_V17, TCG_REG_V18, TCG_REG_V19, |
| 44 | TCG_REG_V20, TCG_REG_V21, TCG_REG_V22, TCG_REG_V23, |
| 45 | TCG_REG_V24, TCG_REG_V25, TCG_REG_V26, TCG_REG_V27, |
| 46 | TCG_REG_V28, TCG_REG_V29, TCG_REG_V30, TCG_REG_V31, |
| 47 | |
| 48 | TCG_AREG0 = TCG_REG_R10, |
| 49 | TCG_REG_CALL_STACK = TCG_REG_R15 |
| 50 | } TCGReg; |
| 51 | |
| 52 | #define TCG_TARGET_NB_REGS 64 |
| 53 | |
| 54 | #endif |