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[PATCH v3 2/6] qemu/bswap: Replace bswapXXs() by compiler __builtin_bswa
From: |
Philippe Mathieu-Daudé |
Subject: |
[PATCH v3 2/6] qemu/bswap: Replace bswapXXs() by compiler __builtin_bswap() |
Date: |
Wed, 11 Jan 2023 17:31:43 +0100 |
From: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
include/qemu/bswap.h | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/include/qemu/bswap.h b/include/qemu/bswap.h
index ca2b4c3f15..d2dafdc54c 100644
--- a/include/qemu/bswap.h
+++ b/include/qemu/bswap.h
@@ -50,29 +50,31 @@ static inline uint64_t bswap64(uint64_t x)
static inline void bswap16s(uint16_t *s)
{
- *s = bswap16(*s);
+ *s = __builtin_bswap16(*s);
}
static inline void bswap32s(uint32_t *s)
{
- *s = bswap32(*s);
+ *s = __builtin_bswap32(*s);
}
static inline void bswap64s(uint64_t *s)
{
- *s = bswap64(*s);
+ *s = __builtin_bswap64(*s);
}
#if HOST_BIG_ENDIAN
#define be_bswap(v, size) (v)
-#define le_bswap(v, size) glue(bswap, size)(v)
+#define le_bswap(v, size) glue(__builtin_bswap, size)(v)
#define be_bswaps(v, size)
-#define le_bswaps(p, size) do { *p = glue(bswap, size)(*p); } while(0)
+#define le_bswaps(p, size) \
+ do { *p = glue(__builtin_bswap, size)(*p); } while (0)
#else
#define le_bswap(v, size) (v)
-#define be_bswap(v, size) glue(bswap, size)(v)
+#define be_bswap(v, size) glue(__builtin_bswap, size)(v)
#define le_bswaps(v, size)
-#define be_bswaps(p, size) do { *p = glue(bswap, size)(*p); } while(0)
+#define be_bswaps(p, size) \
+ do { *p = glue(__builtin_bswap, size)(*p); } while (0)
#endif
/**
--
2.38.1
- [PATCH v3 0/6] qemu/bswap: Use compiler __builtin_bswap(), Philippe Mathieu-Daudé, 2023/01/11
- [PATCH v3 1/6] qemu/bswap: Replace bswapXX() by compiler __builtin_bswap(), Philippe Mathieu-Daudé, 2023/01/11
- [PATCH v3 2/6] qemu/bswap: Replace bswapXXs() by compiler __builtin_bswap(),
Philippe Mathieu-Daudé <=
- [PATCH v3 3/6] qemu/bswap: Remove <byteswap.h> dependency, Philippe Mathieu-Daudé, 2023/01/11
- [PATCH v3 4/6] qemu/bswap: Use compiler __builtin_bswap() on Haiku, Philippe Mathieu-Daudé, 2023/01/11
- [PATCH v3 5/6] qemu/bswap: Use compiler __builtin_bswap() on FreeBSD, Philippe Mathieu-Daudé, 2023/01/11
- [PATCH v3 6/6] qemu/bswap: Use compiler __builtin_bswap() on NetBSD, Philippe Mathieu-Daudé, 2023/01/11
- Re: [PATCH v3 0/6] qemu/bswap: Use compiler __builtin_bswap(), Richard Henderson, 2023/01/12
- Re: [PATCH v3 0/6] qemu/bswap: Use compiler __builtin_bswap(), Thomas Huth, 2023/01/26