From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/target-arm/arm_ldst.h | 48 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 qemu/target-arm/arm_ldst.h (limited to 'qemu/target-arm/arm_ldst.h') diff --git a/qemu/target-arm/arm_ldst.h b/qemu/target-arm/arm_ldst.h new file mode 100644 index 000000000..b1ece0173 --- /dev/null +++ b/qemu/target-arm/arm_ldst.h @@ -0,0 +1,48 @@ +/* + * ARM load/store instructions for code (armeb-user support) + * + * Copyright (c) 2012 CodeSourcery, LLC + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ + +#ifndef ARM_LDST_H +#define ARM_LDST_H + +#include "exec/cpu_ldst.h" +#include "qemu/bswap.h" + +/* Load an instruction and return it in the standard little-endian order */ +static inline uint32_t arm_ldl_code(CPUARMState *env, target_ulong addr, + bool do_swap) +{ + uint32_t insn = cpu_ldl_code(env, addr); + if (do_swap) { + return bswap32(insn); + } + return insn; +} + +/* Ditto, for a halfword (Thumb) instruction */ +static inline uint16_t arm_lduw_code(CPUARMState *env, target_ulong addr, + bool do_swap) +{ + uint16_t insn = cpu_lduw_code(env, addr); + if (do_swap) { + return bswap16(insn); + } + return insn; +} + +#endif -- cgit 1.2.3-korg