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crc32c-intel: replace SIGILL approach with cpuid
[fio.git]
/
arch
/
arch-ppc.h
diff --git
a/arch/arch-ppc.h
b/arch/arch-ppc.h
index 978313196d4c885690d47a7a6a67542b523b6d60..061153873131db5964ca650a6d255e72b8035866 100644
(file)
--- a/
arch/arch-ppc.h
+++ b/
arch/arch-ppc.h
@@
-21,13
+21,13
@@
#define nop do { } while (0)
#ifdef __powerpc64__
#define nop do { } while (0)
#ifdef __powerpc64__
-#define read_barrier() \
- __asm__ __volatile__ ("lwsync" : : : "memory")
+#define read_barrier() __asm__ __volatile__ ("lwsync" : : : "memory")
#else
#else
-#define read_barrier() \
- __asm__ __volatile__ ("sync" : : : "memory")
+#define read_barrier() __asm__ __volatile__ ("sync" : : : "memory")
#endif
#endif
+#define write_barrier() __asm__ __volatile__ ("sync" : : : "memory")
+
static inline int __ilog2(unsigned long bitmask)
{
int lz;
static inline int __ilog2(unsigned long bitmask)
{
int lz;
@@
-36,11
+36,12
@@
static inline int __ilog2(unsigned long bitmask)
return 31 - lz;
}
return 31 - lz;
}
-static inline int
fio
_ffz(unsigned long bitmask)
+static inline int
arch
_ffz(unsigned long bitmask)
{
if ((bitmask = ~bitmask) == 0)
return 32;
return __ilog2(bitmask & -bitmask);
}
{
if ((bitmask = ~bitmask) == 0)
return 32;
return __ilog2(bitmask & -bitmask);
}
+#define ARCH_HAVE_FFZ
#endif
#endif