1 /* 2 * Tiny Code Generator for QEMU 3 * 4 * Copyright (c) 2008 Fabrice Bellard 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 #define TCG_TARGET_PPC 1 25 26 #define TCG_TARGET_WORDS_BIGENDIAN 27 #define TCG_TARGET_NB_REGS 32 28 29 typedef enum { 30 TCG_REG_R0 = 0, 31 TCG_REG_R1, 32 TCG_REG_R2, 33 TCG_REG_R3, 34 TCG_REG_R4, 35 TCG_REG_R5, 36 TCG_REG_R6, 37 TCG_REG_R7, 38 TCG_REG_R8, 39 TCG_REG_R9, 40 TCG_REG_R10, 41 TCG_REG_R11, 42 TCG_REG_R12, 43 TCG_REG_R13, 44 TCG_REG_R14, 45 TCG_REG_R15, 46 TCG_REG_R16, 47 TCG_REG_R17, 48 TCG_REG_R18, 49 TCG_REG_R19, 50 TCG_REG_R20, 51 TCG_REG_R21, 52 TCG_REG_R22, 53 TCG_REG_R23, 54 TCG_REG_R24, 55 TCG_REG_R25, 56 TCG_REG_R26, 57 TCG_REG_R27, 58 TCG_REG_R28, 59 TCG_REG_R29, 60 TCG_REG_R30, 61 TCG_REG_R31 62 } TCGReg; 63 64 /* used for function call generation */ 65 #define TCG_REG_CALL_STACK TCG_REG_R1 66 #define TCG_TARGET_STACK_ALIGN 16 67 #if defined _CALL_DARWIN || defined __APPLE__ 68 #define TCG_TARGET_CALL_STACK_OFFSET 24 69 #elif defined _CALL_AIX 70 #define TCG_TARGET_CALL_STACK_OFFSET 52 71 #elif defined _CALL_SYSV 72 #define TCG_TARGET_CALL_ALIGN_ARGS 1 73 #define TCG_TARGET_CALL_STACK_OFFSET 8 74 #else 75 #error Unsupported system 76 #endif 77 78 /* optional instructions */ 79 #define TCG_TARGET_HAS_div_i32 1 80 #define TCG_TARGET_HAS_rot_i32 1 81 #define TCG_TARGET_HAS_ext8s_i32 1 82 #define TCG_TARGET_HAS_ext16s_i32 1 83 #define TCG_TARGET_HAS_ext8u_i32 1 84 #define TCG_TARGET_HAS_ext16u_i32 1 85 #define TCG_TARGET_HAS_bswap16_i32 1 86 #define TCG_TARGET_HAS_bswap32_i32 1 87 #define TCG_TARGET_HAS_not_i32 1 88 #define TCG_TARGET_HAS_neg_i32 1 89 #define TCG_TARGET_HAS_andc_i32 1 90 #define TCG_TARGET_HAS_orc_i32 1 91 #define TCG_TARGET_HAS_eqv_i32 1 92 #define TCG_TARGET_HAS_nand_i32 1 93 #define TCG_TARGET_HAS_nor_i32 1 94 #define TCG_TARGET_HAS_deposit_i32 1 95 96 #define TCG_AREG0 TCG_REG_R27 97 98 #define TCG_TARGET_HAS_GUEST_BASE 99 100 #define tcg_qemu_tb_exec(env, tb_ptr) \ 101 ((long REGPARM __attribute__ ((longcall)) \ 102 (*)(void *, void *))code_gen_prologue)(env, tb_ptr) 103