cosmopolitan/libc/runtime/fenv.h
Justine Tunney 8f52c0d773 Get Fabrice Bellard's JavaScript engine to build
$ m=tiny
$ make -j12 MODE=$m o/$m/third_party/quickjs/qjs.com
$ o/$m/third_party/quickjs/qjs.com -e 'console.log(2 + 2)'
4
$ ls -hal o/$m/third_party/quickjs/qjs.com
631.5K

See #97
2021-04-09 01:06:57 -07:00

39 lines
951 B
C

#ifndef COSMOPOLITAN_LIBC_RUNTIME_FENV_H_
#define COSMOPOLITAN_LIBC_RUNTIME_FENV_H_
#define FE_TONEAREST 0x0000
#define FE_DOWNWARD 0x0400
#define FE_UPWARD 0x0800
#define FE_TOWARDZERO 0x0c00
#define FE_INVALID 1
#define FE_DIVBYZERO 4
#define FE_OVERFLOW 8
#define FE_UNDERFLOW 16
#define FE_INEXACT 32
#define FE_ALL_EXCEPT 61
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
#define FLT_ROUNDS (__flt_rounds())
typedef void *fenv_t;
typedef uint16_t fexcept_t;
int feclearexcept(int);
int fegetenv(fenv_t *);
int fegetexceptflag(fexcept_t *, int);
int fegetround(void);
int feholdexcept(fenv_t *);
int feraiseexcept(int);
int fesetenv(const fenv_t *);
int fesetexceptflag(const fexcept_t *, int);
int fesetround(int);
int fetestexcept(int);
int feupdateenv(const fenv_t *);
int __flt_rounds(void);
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_RUNTIME_FENV_H_ */