diff options
Diffstat (limited to 'libavutil/arm/intreadwrite.h')
| -rw-r--r-- | libavutil/arm/intreadwrite.h | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/libavutil/arm/intreadwrite.h b/libavutil/arm/intreadwrite.h index a5ee14666a..613abe511c 100644 --- a/libavutil/arm/intreadwrite.h +++ b/libavutil/arm/intreadwrite.h @@ -55,22 +55,21 @@ static av_always_inline void AV_WN32(void *p, uint32_t v) #define AV_RN64 AV_RN64 static av_always_inline uint64_t AV_RN64(const void *p) { - union { uint64_t v; uint32_t hl[2]; } v; - __asm__ ("ldr %0, %2 \n\t" - "ldr %1, %3 \n\t" - : "=&r"(v.hl[0]), "=r"(v.hl[1]) + uint64_t v; + __asm__ ("ldr %Q0, %1 \n\t" + "ldr %R0, %2 \n\t" + : "=&r"(v) : "m"(*(const uint32_t*)p), "m"(*((const uint32_t*)p+1))); - return v.v; + return v; } #define AV_WN64 AV_WN64 static av_always_inline void AV_WN64(void *p, uint64_t v) { - union { uint64_t v; uint32_t hl[2]; } vv = { v }; - __asm__ ("str %2, %0 \n\t" - "str %3, %1 \n\t" + __asm__ ("str %Q2, %0 \n\t" + "str %R2, %1 \n\t" : "=m"(*(uint32_t*)p), "=m"(*((uint32_t*)p+1)) - : "r"(vv.hl[0]), "r"(vv.hl[1])); + : "r"(v)); } #endif /* HAVE_INLINE_ASM */ |