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add primitive InterlockedOr64 implementation

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use non msvc specific type for int64_t

add umul for gcc
This commit is contained in:
Peter Tissen 2014-06-02 17:49:30 +02:00
parent b05bd51216
commit 96e229abfa
2 changed files with 20 additions and 2 deletions
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20
Utilities/GNU.h
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@ -20,6 +20,25 @@
#define InterlockedCompareExchange(ptr,new_val,old_val) __sync_val_compare_and_swap(ptr,old_val,new_val)
#define InterlockedCompareExchange64(ptr,new_val,old_val) __sync_val_compare_and_swap(ptr,old_val,new_val)
int64_t InterlockedOr64(volatile int64_t *dest, int64_t val)
{
int64_t olderval;
int64_t oldval = *dest;
do
{
olderval = oldval;
oldval = InterlockedCompareExchange64(dest, olderval | val, olderval);
} while (olderval != oldval);
return oldval;
}
uint64_t __umulh(uint64_t a, uint64_t b)
{
uint64_t result;
__asm__("mulq %[b]" : "=d" (result) : [a] "a" (a), [b] "rm" (b));
return result;
}
#ifndef __APPLE__
#define _aligned_malloc(size,alignment) memalign(alignment,size)
#else
@ -37,4 +56,3 @@ int clock_gettime(int foo, struct timespec *ts);
#define DWORD int32_t
#endif