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Get rid of .internal.h convention in LIBC_INTRIN

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Justine Tunney 2024-07-19 19:36:25 -07:00
parent 0ed916ad5c
commit 86d884cce2
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GPG key ID: BE714B4575D6E328
591 changed files with 773 additions and 773 deletions
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27
libc/intrin/setjmp.h Normal file
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@ -0,0 +1,27 @@
#ifndef COSMOPOLITAN_LIBC_INTRIN_SETJMP_INTERNAL_H_
#define COSMOPOLITAN_LIBC_INTRIN_SETJMP_INTERNAL_H_
#include "libc/limits.h"
COSMOPOLITAN_C_START_
/**
* Encodes nonzero number for longjmp().
*
* This is a workaround to the fact that the value has to be non-zero.
* So we work around it by dedicating the highest bit to being a flag.
*/
static inline int EncodeLongjmp(int x) {
return x | INT_MIN;
}
/**
* Decodes nonzero number returned by setjmp().
*
* This is a workaround to the fact that the value has to be non-zero.
* So we work around it by dedicating the highest bit to being a flag.
*/
static inline int DecodeSetjmp(int x) {
return (int)((unsigned)x << 1) >> 1;
}
COSMOPOLITAN_C_END_
#endif /* COSMOPOLITAN_LIBC_INTRIN_SETJMP_INTERNAL_H_ */