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qemu/atomic: Add aligned_{int64,uint64}_t types

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Use it to avoid some clang-12 -Watomic-alignment errors,
forcing some structures to be aligned and as a pointer when
we have ensured that the address is aligned.

Tested-by: Cole Robinson <crobinso@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-07-16 08:17:18 -07:00
parent 47345e7124
commit 9ef0c6d6a7
6 changed files with 20 additions and 8 deletions
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4
accel/tcg/atomic_template.h
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@ -28,8 +28,8 @@
# define SHIFT 4
#elif DATA_SIZE == 8
# define SUFFIX q
# define DATA_TYPE uint64_t
# define SDATA_TYPE int64_t
# define DATA_TYPE aligned_uint64_t
# define SDATA_TYPE aligned_int64_t
# define BSWAP bswap64
# define SHIFT 3
#elif DATA_SIZE == 4