tcg-target.h revision 8b23a6c7e1aee255004dd19098d4c2462b61b849
1/* 2 * Tiny Code Generator for QEMU 3 * 4 * Copyright (c) 2008 Fabrice Bellard 5 * Copyright (c) 2008 Andrzej Zaborowski 6 * 7 * Permission is hereby granted, free of charge, to any person obtaining a copy 8 * of this software and associated documentation files (the "Software"), to deal 9 * in the Software without restriction, including without limitation the rights 10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 11 * copies of the Software, and to permit persons to whom the Software is 12 * furnished to do so, subject to the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be included in 15 * all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 23 * THE SOFTWARE. 24 */ 25#define TCG_TARGET_ARM 1 26 27#define TCG_TARGET_REG_BITS 32 28#undef TCG_TARGET_WORDS_BIGENDIAN 29#undef TCG_TARGET_HAS_div_i32 30#undef TCG_TARGET_HAS_div_i64 31#undef TCG_TARGET_HAS_bswap_i32 32#define TCG_TARGET_HAS_ext8s_i32 33#define TCG_TARGET_HAS_ext16s_i32 34#define TCG_TARGET_HAS_neg_i32 35#undef TCG_TARGET_HAS_neg_i64 36#undef TCG_TARGET_STACK_GROWSUP 37 38enum { 39 TCG_REG_R0 = 0, 40 TCG_REG_R1, 41 TCG_REG_R2, 42 TCG_REG_R3, 43 TCG_REG_R4, 44 TCG_REG_R5, 45 TCG_REG_R6, 46 TCG_REG_R7, 47 TCG_REG_R8, 48 TCG_REG_R9, 49 TCG_REG_R10, 50 TCG_REG_R11, 51 TCG_REG_R12, 52 TCG_REG_R13, 53 TCG_REG_R14, 54 TCG_TARGET_NB_REGS 55}; 56 57/* used for function call generation */ 58#define TCG_REG_CALL_STACK TCG_REG_R13 59#define TCG_TARGET_STACK_ALIGN 8 60#define TCG_TARGET_CALL_STACK_OFFSET 0 61 62enum { 63 /* Note: must be synced with dyngen-exec.h */ 64 TCG_AREG0 = TCG_REG_R7, 65 TCG_AREG1 = TCG_REG_R4, 66 TCG_AREG2 = TCG_REG_R5, 67 TCG_AREG3 = TCG_REG_R6, 68}; 69 70static inline void flush_icache_range(unsigned long start, unsigned long stop) 71{ 72 register unsigned long _beg __asm ("a1") = start; 73 register unsigned long _end __asm ("a2") = stop; 74 register unsigned long _flg __asm ("a3") = 0; 75 __asm __volatile__ ("swi 0x9f0002" : : "r" (_beg), "r" (_end), "r" (_flg)); 76} 77