From 36e1665d3d068f085d17d72aaf40d4373c8bc217 Mon Sep 17 00:00:00 2001 From: James Almer Date: Fri, 18 Sep 2015 01:00:43 -0300 Subject: avutil/attributes: add AV_GCC_VERSION_AT_MOST Reviewed-by: Michael Niedermayer Signed-off-by: James Almer --- libavutil/arm/bswap.h | 4 ++-- libavutil/arm/intreadwrite.h | 4 ++-- libavutil/attributes.h | 2 ++ libavutil/x86/bswap.h | 8 ++++---- 4 files changed, 10 insertions(+), 8 deletions(-) (limited to 'libavutil') diff --git a/libavutil/arm/bswap.h b/libavutil/arm/bswap.h index ae5fdb7eb8..611ff0ad5b 100644 --- a/libavutil/arm/bswap.h +++ b/libavutil/arm/bswap.h @@ -44,7 +44,7 @@ static av_always_inline av_const unsigned av_bswap16(unsigned x) } #endif -#if !AV_GCC_VERSION_AT_LEAST(4,5) +#if AV_GCC_VERSION_AT_MOST(4,4) #define av_bswap32 av_bswap32 static av_always_inline av_const uint32_t av_bswap32(uint32_t x) { @@ -60,7 +60,7 @@ static av_always_inline av_const uint32_t av_bswap32(uint32_t x) #endif /* HAVE_ARMV6_INLINE */ return x; } -#endif /* !AV_GCC_VERSION_AT_LEAST(4,5) */ +#endif /* AV_GCC_VERSION_AT_MOST(4,4) */ #endif /* __ARMCC_VERSION */ diff --git a/libavutil/arm/intreadwrite.h b/libavutil/arm/intreadwrite.h index 2340a9a935..60fc860cbb 100644 --- a/libavutil/arm/intreadwrite.h +++ b/libavutil/arm/intreadwrite.h @@ -23,14 +23,14 @@ #include "config.h" #include "libavutil/attributes.h" -#if HAVE_FAST_UNALIGNED && HAVE_INLINE_ASM && !AV_GCC_VERSION_AT_LEAST(4,7) +#if HAVE_FAST_UNALIGNED && HAVE_INLINE_ASM && AV_GCC_VERSION_AT_MOST(4,6) #define AV_RN16 AV_RN16 static av_always_inline unsigned AV_RN16(const void *p) { const uint8_t *q = p; unsigned v; -#if !AV_GCC_VERSION_AT_LEAST(4,6) +#if AV_GCC_VERSION_AT_MOST(4,5) __asm__ ("ldrh %0, %1" : "=r"(v) : "m"(*(const uint16_t *)q)); #elif defined __thumb__ __asm__ ("ldrh %0, %1" : "=r"(v) : "m"(q[0]), "m"(q[1])); diff --git a/libavutil/attributes.h b/libavutil/attributes.h index ebcdd6b88c..50e8eb37b1 100644 --- a/libavutil/attributes.h +++ b/libavutil/attributes.h @@ -28,8 +28,10 @@ #ifdef __GNUC__ # define AV_GCC_VERSION_AT_LEAST(x,y) (__GNUC__ > (x) || __GNUC__ == (x) && __GNUC_MINOR__ >= (y)) +# define AV_GCC_VERSION_AT_MOST(x,y) (__GNUC__ < (x) || __GNUC__ == (x) && __GNUC_MINOR__ <= (y)) #else # define AV_GCC_VERSION_AT_LEAST(x,y) 0 +# define AV_GCC_VERSION_AT_MOST(x,y) 0 #endif #ifndef av_always_inline diff --git a/libavutil/x86/bswap.h b/libavutil/x86/bswap.h index 67f1747af6..3efd578b29 100644 --- a/libavutil/x86/bswap.h +++ b/libavutil/x86/bswap.h @@ -30,16 +30,16 @@ #if HAVE_INLINE_ASM -#if !AV_GCC_VERSION_AT_LEAST(4,1) +#if AV_GCC_VERSION_AT_MOST(4,0) #define av_bswap16 av_bswap16 static av_always_inline av_const unsigned av_bswap16(unsigned x) { __asm__("rorw $8, %w0" : "+r"(x)); return x; } -#endif /* !AV_GCC_VERSION_AT_LEAST(4,1) */ +#endif /* AV_GCC_VERSION_AT_MOST(4,0) */ -#if !AV_GCC_VERSION_AT_LEAST(4,5) || defined(__INTEL_COMPILER) +#if AV_GCC_VERSION_AT_MOST(4,4) || defined(__INTEL_COMPILER) #define av_bswap32 av_bswap32 static av_always_inline av_const uint32_t av_bswap32(uint32_t x) { @@ -55,7 +55,7 @@ static inline uint64_t av_const av_bswap64(uint64_t x) return x; } #endif -#endif /* !AV_GCC_VERSION_AT_LEAST(4,5) */ +#endif /* AV_GCC_VERSION_AT_MOST(4,4) */ #endif /* HAVE_INLINE_ASM */ #endif /* AVUTIL_X86_BSWAP_H */ -- cgit v1.2.3