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author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/target-arm/arm_ldst.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/target-arm/arm_ldst.h')
-rw-r--r-- | qemu/target-arm/arm_ldst.h | 48 |
1 files changed, 48 insertions, 0 deletions
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 <http://www.gnu.org/licenses/>. + */ + +#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 |