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Herman proposed patch seems to fix clang issue on x64 Debian

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This commit is contained in:
Christian Jullien 2020-09-19 08:04:20 +02:00
parent 8cb3e5368f
commit ffac4e7688
1 changed files with 9 additions and 3 deletions
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12
tests/tcctest.c
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@ -3225,9 +3225,17 @@ static __inline__ void sigdelset1(unsigned int *set, int _sig)
asm("btrl %1,%0" : "=m"(*set) : "Ir"(_sig - 1) : "cc", "flags");
}
#ifndef __APPLE__
#ifdef __clang__
/* clang's inline asm is uncapable of 'xchgb %b0,%h0' */
static __inline__ __const__ unsigned int swab32(unsigned int x)
{
return ((x >> 24) & 0xff) |
((x >> 8) & 0xff00) |
((x << 8) & 0xff0000) |
((x << 24) & 0xff000000);
}
#else
static __inline__ __const__ unsigned int swab32(unsigned int x)
{
__asm__("xchgb %b0,%h0\n\t" /* swap lower bytes */
"rorl $16,%0\n\t" /* swap words */
@ -3647,9 +3655,7 @@ void asm_test(void)
__asm__("btsl %1,%0" : "=m"(set) : "Ir"(20) : "cc");
printf("set=0x%x\n", set);
val = 0x01020304;
#ifndef __APPLE__
printf("swab32(0x%08x) = 0x%0x\n", val, swab32(val));
#endif
#ifndef _WIN32
#ifndef __APPLE__
override_func1();