diff options
author | j_mayer <j_mayer@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-11-22 11:00:46 +0000 |
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committer | j_mayer <j_mayer@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-11-22 11:00:46 +0000 |
commit | e7c240035fe1ffbb6efba10e8db002f92459ad00 (patch) | |
tree | f8a91b2a94b661fa9f35b3a2d6df87b2f59a0b89 /target-ppc/op_mem_access.h | |
parent | 67d6abff605064317d1922745b2e99ffc57b4a77 (diff) |
Add new sane low-level memory accessors for PowerPC that do proper
size or zero extension, with homogenous names.
Fix load & store strings: those are now endian-sensitive, by definition.
Fix dcbz: must always align the target address to a cache line boundary.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3719 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-ppc/op_mem_access.h')
-rw-r--r-- | target-ppc/op_mem_access.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/target-ppc/op_mem_access.h b/target-ppc/op_mem_access.h new file mode 100644 index 0000000000..48be20e5a7 --- /dev/null +++ b/target-ppc/op_mem_access.h @@ -0,0 +1,148 @@ +/* + * PowerPC emulation memory access helpers for qemu. + * + * Copyright (c) 2003-2007 Jocelyn Mayer + * + * 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, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +/* 8 bits accesses */ +static always_inline target_ulong glue(ldu8, MEMSUFFIX) (target_ulong EA) +{ + return (uint8_t)glue(ldub, MEMSUFFIX)(EA); +} + +static always_inline target_long glue(lds8, MEMSUFFIX) (target_ulong EA) +{ + return (int8_t)glue(ldsb, MEMSUFFIX)(EA); +} + +static always_inline void glue(st8, MEMSUFFIX) (target_ulong EA, uint8_t val) +{ + glue(stb, MEMSUFFIX)(EA, val); +} + +/* 16 bits accesses */ +static always_inline target_ulong glue(ldu16, MEMSUFFIX) (target_ulong EA) +{ + return (uint16_t)glue(lduw, MEMSUFFIX)(EA); +} + +static always_inline target_long glue(lds16, MEMSUFFIX) (target_ulong EA) +{ + return (int16_t)glue(ldsw, MEMSUFFIX)(EA); +} + +static always_inline void glue(st16, MEMSUFFIX) (target_ulong EA, uint16_t val) +{ + glue(stw, MEMSUFFIX)(EA, val); +} + +static always_inline target_ulong glue(ldu16r, MEMSUFFIX) (target_ulong EA) +{ + return (uint16_t)bswap16(glue(lduw, MEMSUFFIX)(EA)); +} + +static always_inline target_long glue(lds16r, MEMSUFFIX) (target_ulong EA) +{ + return (int16_t)bswap16(glue(lduw, MEMSUFFIX)(EA)); +} + +static always_inline void glue(st16r, MEMSUFFIX) (target_ulong EA, uint16_t val) +{ + glue(stw, MEMSUFFIX)(EA, bswap16(val)); +} + +/* 32 bits accesses */ +static always_inline uint32_t glue(__ldul, MEMSUFFIX) (target_ulong EA) +{ + return (uint32_t)glue(ldl, MEMSUFFIX)(EA); +} + +static always_inline int32_t glue(__ldsl, MEMSUFFIX) (target_ulong EA) +{ + return (int32_t)glue(ldl, MEMSUFFIX)(EA); +} + +static always_inline target_ulong glue(ldu32, MEMSUFFIX) (target_ulong EA) +{ + return glue(__ldul, MEMSUFFIX)(EA); +} + +static always_inline target_long glue(lds32, MEMSUFFIX) (target_ulong EA) +{ + return glue(__ldsl, MEMSUFFIX)(EA); +} + +static always_inline void glue(st32, MEMSUFFIX) (target_ulong EA, uint32_t val) +{ + glue(stl, MEMSUFFIX)(EA, val); +} + +static always_inline target_ulong glue(ldu32r, MEMSUFFIX) (target_ulong EA) +{ + return bswap32(glue(__ldul, MEMSUFFIX)(EA)); +} + +static always_inline target_long glue(lds32r, MEMSUFFIX) (target_ulong EA) +{ + return (int32_t)bswap32(glue(__ldul, MEMSUFFIX)(EA)); +} + +static always_inline void glue(st32r, MEMSUFFIX) (target_ulong EA, uint32_t val) +{ + glue(stl, MEMSUFFIX)(EA, bswap32(val)); +} + +/* 64 bits accesses */ +static always_inline uint64_t glue(__lduq, MEMSUFFIX) (target_ulong EA) +{ + return (uint64_t)glue(ldq, MEMSUFFIX)(EA); +} + +static always_inline int64_t glue(__ldsq, MEMSUFFIX) (target_ulong EA) +{ + return (int64_t)glue(ldq, MEMSUFFIX)(EA); +} + +static always_inline uint64_t glue(ldu64, MEMSUFFIX) (target_ulong EA) +{ + return glue(__lduq, MEMSUFFIX)(EA); +} + +static always_inline int64_t glue(lds64, MEMSUFFIX) (target_ulong EA) +{ + return glue(__ldsq, MEMSUFFIX)(EA); +} + +static always_inline void glue(st64, MEMSUFFIX) (target_ulong EA, uint64_t val) +{ + glue(stq, MEMSUFFIX)(EA, val); +} + +static always_inline uint64_t glue(ldu64r, MEMSUFFIX) (target_ulong EA) +{ + return bswap64(glue(__lduq, MEMSUFFIX)(EA)); +} + +static always_inline int64_t glue(lds64r, MEMSUFFIX) (target_ulong EA) +{ + return (int64_t)bswap64(glue(__lduq, MEMSUFFIX)(EA)); +} + +static always_inline void glue(st64r, MEMSUFFIX) (target_ulong EA, uint64_t val) +{ + glue(stq, MEMSUFFIX)(EA, bswap64(val)); +} |