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Enhance chibicc

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This commit is contained in:
Justine Tunney 2020-12-09 04:00:48 -08:00
parent 8da931a7f6
commit 9df2cef4c4
52 changed files with 2606 additions and 2004 deletions
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12
libc/bits/bits.h
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@ -229,12 +229,12 @@ unsigned long hamming(unsigned long, unsigned long) pureconst;
* @see Intel Six-Thousand Page Manual Manual V.3A §8.2.3.1
* @see atomic_load()
*/
#define atomic_store(MEM, VAL) \
({ \
autotype(VAL) Val = (VAL); \
typeof(&Val) Mem = (MEM); \
asm("mov%z1\t%1,%0" : "=m,m"(*Mem) : "i,r"(Val)); \
Val; \
#define atomic_store(MEM, VAL) \
({ \
autotype(VAL) Val = (VAL); \
typeof(&Val) Mem = (MEM); \
asm("mov%z1\t%1,%0" : "=m"(*Mem) : "r"(Val)); \
Val; \
})
#define bts(MEM, BIT) __BitOp("bts", BIT, MEM) /** bit test and set */