diff options
Diffstat (limited to 'include/exec/cpu_ldst.h')
| -rw-r--r-- | include/exec/cpu_ldst.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/include/exec/cpu_ldst.h b/include/exec/cpu_ldst.h index 5939688f69..a43b34e46b 100644 --- a/include/exec/cpu_ldst.h +++ b/include/exec/cpu_ldst.h @@ -334,18 +334,25 @@ static inline target_ulong tlb_read_idx(const CPUTLBEntry *entry, { /* Do not rearrange the CPUTLBEntry structure members. */ QEMU_BUILD_BUG_ON(offsetof(CPUTLBEntry, addr_read) != - MMU_DATA_LOAD * TARGET_LONG_SIZE); + MMU_DATA_LOAD * sizeof(uint64_t)); QEMU_BUILD_BUG_ON(offsetof(CPUTLBEntry, addr_write) != - MMU_DATA_STORE * TARGET_LONG_SIZE); + MMU_DATA_STORE * sizeof(uint64_t)); QEMU_BUILD_BUG_ON(offsetof(CPUTLBEntry, addr_code) != - MMU_INST_FETCH * TARGET_LONG_SIZE); + MMU_INST_FETCH * sizeof(uint64_t)); - const target_ulong *ptr = &entry->addr_idx[access_type]; -#if TCG_OVERSIZED_GUEST - return *ptr; +#if TARGET_LONG_BITS == 32 + /* Use qatomic_read, in case of addr_write; only care about low bits. */ + const uint32_t *ptr = (uint32_t *)&entry->addr_idx[access_type]; + ptr += HOST_BIG_ENDIAN; + return qatomic_read(ptr); #else + const uint64_t *ptr = &entry->addr_idx[access_type]; +# if TCG_OVERSIZED_GUEST + return *ptr; +# else /* ofs might correspond to .addr_write, so use qatomic_read */ return qatomic_read(ptr); +# endif #endif } |