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Add dontthrow attribute to most libc functions

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This will help C++ code that uses exceptions to be tinier. For example,
this change shaves away 1000 lines of assembly code from LLVM's libcxx,
which is 0.7% of all assembly instructions in the entire library.
This commit is contained in:
Justine Tunney 2024-01-09 01:26:03 -08:00
parent cb19e172da
commit eeb20775d2
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GPG key ID: BE714B4575D6E328
103 changed files with 1455 additions and 1456 deletions
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58
libc/stdio/rand.h
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@ -6,15 +6,15 @@ COSMOPOLITAN_C_START_
│ cosmopolitan § random ─╬─│┼
╚────────────────────────────────────────────────────────────────────────────│*/
int rand(void);
void srand(unsigned);
char *strfry(char *);
int getentropy(void *, size_t);
ssize_t getrandom(void *, size_t, unsigned);
char *initstate(unsigned, char *, size_t);
char *setstate(char *);
long random(void);
void srandom(unsigned);
int rand(void) libcesque;
void srand(unsigned) libcesque;
char *strfry(char *) libcesque;
int getentropy(void *, size_t) libcesque;
ssize_t getrandom(void *, size_t, unsigned) libcesque;
char *initstate(unsigned, char *, size_t) libcesque;
char *setstate(char *) libcesque;
long random(void) libcesque;
void srandom(unsigned) libcesque;
#ifdef _COSMO_SOURCE
#define vigna __vigna
@ -22,26 +22,26 @@ void srandom(unsigned);
#define rngset __rngset
#define rdrand __rdrand
#define rdseed __rdseed
double poz(double);
double pochisq(double, int);
uint64_t lemur64(void);
uint64_t _rand64(void);
uint64_t vigna(void);
uint64_t vigna_r(uint64_t[hasatleast 1]);
void svigna(uint64_t);
uint64_t rdrand(void);
uint64_t rdseed(void);
void _smt19937(uint64_t);
void _Smt19937(uint64_t[], size_t);
uint64_t _mt19937(void);
double _real1(uint64_t);
double _real2(uint64_t);
double _real3(uint64_t);
double MeasureEntropy(const char *, size_t);
void *rngset(void *, size_t, uint64_t (*)(void), size_t);
void rt_init(int);
void rt_add(void *, int);
void rt_end(double *, double *, double *, double *, double *);
double poz(double) libcesque;
double pochisq(double, int) libcesque;
uint64_t lemur64(void) libcesque;
uint64_t _rand64(void) libcesque;
uint64_t vigna(void) libcesque;
uint64_t vigna_r(uint64_t[hasatleast 1]) libcesque;
void svigna(uint64_t) libcesque;
uint64_t rdrand(void) libcesque;
uint64_t rdseed(void) libcesque;
void _smt19937(uint64_t) libcesque;
void _Smt19937(uint64_t[], size_t) libcesque;
uint64_t _mt19937(void) libcesque;
double _real1(uint64_t) libcesque;
double _real2(uint64_t) libcesque;
double _real3(uint64_t) libcesque;
double MeasureEntropy(const char *, size_t) libcesque;
void *rngset(void *, size_t, uint64_t (*)(void), size_t) libcesque;
void rt_init(int) libcesque;
void rt_add(void *, int) libcesque;
void rt_end(double *, double *, double *, double *, double *) libcesque;
#endif /* _COSMO_SOURCE */
COSMOPOLITAN_C_END_