| 2010-11-04 06:14:14 |
hotdigi |
description |
#elif defined(__arm__)
static inline int testandset (int *spinlock)
{
register unsigned int ret;
__asm__ __volatile__("swp %0, %1, [%2]"
: "=r"(ret)
: "0"(1), "r"(spinlock));
return ret;
} |
Build errors on TEGRA2(ubuntu)
/tmp/ccqt9Y5t.s: Assembler messages:
/tmp/ccqt9Y5t.s:1899: Error: selected processor does not support Thumb mode 'swp r4, r4, [r2]'
/tmp/ccqt9Y5t.s:1974: Error: selected processor does not support Thumb mode 'swp r5, r5, [ip]'
make[1]: *** [exec.o Error 1
qemu-lock.h
#elif defined(__arm__)
static inline int testandset (int *spinlock)
{
register unsigned int ret;
__asm__ __volatile__("swp %0, %1, [%2]"
: "=r"(ret)
: "0"(1), "r"(spinlock));
return ret;
} |
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