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| author | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-17 16:26:41 +0200 |
|---|---|---|
| committer | Edgar E. Iglesias <edgar.iglesias@gmail.com> | 2013-04-18 14:12:31 +0200 |
| commit | 6cfd9b5251c1d03c60f9ebc95fa98670db8f3e09 (patch) | |
| tree | 53d54650d850a7dff72ec1bcddccac27555bd1a3 /include/exec | |
| parent | f8fd4fc4cd9138576cb1cec15c6ac9416e51eeb8 (diff) | |
| download | qemu-6cfd9b5251c1d03c60f9ebc95fa98670db8f3e09.zip | |
elfload: only give abi_long/ulong the alignment specified by the target
Previously, this was done for target_long/ulong, and propagated to
abi_long/ulong via a typedef. But target_long/ulong should not
have any specific alignment, it is never used to access guest
memory.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
Diffstat (limited to 'include/exec')
| -rw-r--r-- | include/exec/cpu-defs.h | 8 | ||||
| -rw-r--r-- | include/exec/user/abitypes.h | 20 |
2 files changed, 18 insertions, 10 deletions
diff --git a/include/exec/cpu-defs.h b/include/exec/cpu-defs.h index 2aa933156a..3cf1272281 100644 --- a/include/exec/cpu-defs.h +++ b/include/exec/cpu-defs.h @@ -40,14 +40,14 @@ typedef int64_t target_llong __attribute__((aligned(TARGET_LLONG_ALIGNMENT))); typedef uint64_t target_ullong __attribute__((aligned(TARGET_LLONG_ALIGNMENT))); /* target_ulong is the type of a virtual address */ #if TARGET_LONG_SIZE == 4 -typedef int32_t target_long __attribute__((aligned(TARGET_LONG_ALIGNMENT))); -typedef uint32_t target_ulong __attribute__((aligned(TARGET_LONG_ALIGNMENT))); +typedef int32_t target_long; +typedef uint32_t target_ulong; #define TARGET_FMT_lx "%08x" #define TARGET_FMT_ld "%d" #define TARGET_FMT_lu "%u" #elif TARGET_LONG_SIZE == 8 -typedef int64_t target_long __attribute__((aligned(TARGET_LONG_ALIGNMENT))); -typedef uint64_t target_ulong __attribute__((aligned(TARGET_LONG_ALIGNMENT))); +typedef int64_t target_long; +typedef uint64_t target_ulong; #define TARGET_FMT_lx "%016" PRIx64 #define TARGET_FMT_ld "%" PRId64 #define TARGET_FMT_lu "%" PRIu64 diff --git a/include/exec/user/abitypes.h b/include/exec/user/abitypes.h index 4f3e804786..4b04f6d27b 100644 --- a/include/exec/user/abitypes.h +++ b/include/exec/user/abitypes.h @@ -2,8 +2,15 @@ #define QEMU_TYPES_H #include "cpu.h" +#ifdef TARGET_ABI32 +#define TARGET_ABI_BITS 32 +#else +#define TARGET_ABI_BITS TARGET_LONG_BITS +#endif + #ifdef TARGET_M68K #define ABI_INT_ALIGNMENT 2 +#define ABI_LONG_ALIGNMENT 2 #endif #ifndef ABI_SHORT_ALIGNMENT @@ -12,6 +19,9 @@ #ifndef ABI_INT_ALIGNMENT #define ABI_INT_ALIGNMENT 4 #endif +#ifndef ABI_LONG_ALIGNMENT +#define ABI_LONG_ALIGNMENT (TARGET_ABI_BITS / 8) +#endif typedef int16_t abi_short __attribute__ ((aligned(ABI_SHORT_ALIGNMENT))); typedef uint16_t abi_ushort __attribute__((aligned(ABI_SHORT_ALIGNMENT))); @@ -19,12 +29,11 @@ typedef int32_t abi_int __attribute__((aligned(ABI_INT_ALIGNMENT))); typedef uint32_t abi_uint __attribute__((aligned(ABI_INT_ALIGNMENT))); #ifdef TARGET_ABI32 -typedef uint32_t abi_ulong; -typedef int32_t abi_long; +typedef uint32_t abi_ulong __attribute__((aligned(ABI_LONG_ALIGNMENT))); +typedef int32_t abi_long __attribute__((aligned(ABI_LONG_ALIGNMENT))); #define TARGET_ABI_FMT_lx "%08x" #define TARGET_ABI_FMT_ld "%d" #define TARGET_ABI_FMT_lu "%u" -#define TARGET_ABI_BITS 32 static inline abi_ulong tswapal(abi_ulong v) { @@ -32,12 +41,11 @@ static inline abi_ulong tswapal(abi_ulong v) } #else -typedef target_ulong abi_ulong; -typedef target_long abi_long; +typedef target_ulong abi_ulong __attribute__((aligned(ABI_LONG_ALIGNMENT))); +typedef target_long abi_long __attribute__((aligned(ABI_LONG_ALIGNMENT))); #define TARGET_ABI_FMT_lx TARGET_FMT_lx #define TARGET_ABI_FMT_ld TARGET_FMT_ld #define TARGET_ABI_FMT_lu TARGET_FMT_lu -#define TARGET_ABI_BITS TARGET_LONG_BITS /* for consistency, define ABI32 too */ #if TARGET_ABI_BITS == 32 #define TARGET_ABI32 1 |