mirror of
https://github.com/jart/cosmopolitan.git
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d44ff6ce1f
- Implement openpty() - Add `--assimilate` flag to APE bootloader - Restore Linux vDSO clock_gettime() support - Use `$(APE_NO_MODIFY_SELF)` on more programs
19 lines
571 B
C
19 lines
571 B
C
#ifndef COSMOPOLITAN_LIBC_CALLS_ASAN_INTERNAL_H_
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#define COSMOPOLITAN_LIBC_CALLS_ASAN_INTERNAL_H_
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#include "libc/bits/asmflag.h"
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#include "libc/calls/struct/timespec.h"
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#if !(__ASSEMBLER__ + __LINKER__ + 0)
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COSMOPOLITAN_C_START_
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forceinline bool __asan_is_valid_timespec(const struct timespec *ts) {
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bool zf;
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asm(ZFLAG_ASM("cmpw\t$0,0x7fff8000(%1)")
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: ZFLAG_CONSTRAINT(zf)
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: "r"((intptr_t)ts >> 3)
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: "memory");
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return zf;
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}
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COSMOPOLITAN_C_END_
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#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
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#endif /* COSMOPOLITAN_LIBC_CALLS_ASAN_INTERNAL_H_ */
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