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sledge/runtime/src/env.c

158 lines
2.8 KiB

#include <assert.h>
#include <ck_pr.h>
#include <math.h>
#include "arch/getcycles.h"
#include "worker_thread.h"
extern int32_t inner_syscall_handler(int32_t n, int32_t a, int32_t b, int32_t c, int32_t d, int32_t e, int32_t f);
int32_t
env_syscall_handler(int32_t n, int32_t a, int32_t b, int32_t c, int32_t d, int32_t e, int32_t f)
{
int32_t i = inner_syscall_handler(n, a, b, c, d, e, f);
return i;
}
int32_t
env___syscall(int32_t n, int32_t a, int32_t b, int32_t c, int32_t d, int32_t e, int32_t f)
{
return env_syscall_handler(n, a, b, c, d, e, f);
}
void
env___unmapself(uint32_t base, uint32_t size)
{
/* Just do some no op */
}
int32_t
env_a_ctz_64(uint64_t x)
{
return __builtin_ctzll(x);
}
INLINE void
env_a_and_64(int32_t p_off, uint64_t v)
{
uint64_t *p = worker_thread_get_memory_ptr_void(p_off, sizeof(uint64_t));
ck_pr_and_64(p, v);
}
INLINE void
env_a_or_64(int32_t p_off, int64_t v)
{
assert(sizeof(int64_t) == sizeof(uint64_t));
uint64_t *p = worker_thread_get_memory_ptr_void(p_off, sizeof(int64_t));
ck_pr_or_64(p, v);
}
int32_t
env_a_cas(int32_t p_off, int32_t t, int32_t s)
{
assert(sizeof(int32_t) == sizeof(volatile int));
int *p = worker_thread_get_memory_ptr_void(p_off, sizeof(int32_t));
return ck_pr_cas_int(p, t, s);
}
void
env_a_or(int32_t p_off, int32_t v)
{
assert(sizeof(int32_t) == sizeof(volatile int));
int *p = worker_thread_get_memory_ptr_void(p_off, sizeof(int32_t));
ck_pr_or_int(p, v);
}
int32_t
env_a_swap(int32_t x_off, int32_t v)
{
assert(sizeof(int32_t) == sizeof(volatile int));
int *x = worker_thread_get_memory_ptr_void(x_off, sizeof(int32_t));
int p;
do {
p = ck_pr_load_int(x);
} while (!ck_pr_cas_int(x, p, v));
v = p;
return v;
}
int32_t
env_a_fetch_add(int32_t x_off, int32_t v)
{
assert(sizeof(int32_t) == sizeof(volatile int));
int *x = worker_thread_get_memory_ptr_void(x_off, sizeof(int32_t));
return ck_pr_faa_int(x, v);
}
void
env_a_inc(int32_t x_off)
{
assert(sizeof(int32_t) == sizeof(volatile int));
int *x = worker_thread_get_memory_ptr_void(x_off, sizeof(int32_t));
ck_pr_inc_int(x);
}
void
env_a_dec(int32_t x_off)
{
assert(sizeof(int32_t) == sizeof(volatile int));
int *x = worker_thread_get_memory_ptr_void(x_off, sizeof(int32_t));
ck_pr_dec_int(x);
}
void
env_a_store(int32_t p_off, int32_t x)
{
assert(sizeof(int32_t) == sizeof(volatile int));
int *p = worker_thread_get_memory_ptr_void(p_off, sizeof(int32_t));
ck_pr_store_int(p, x);
}
int
env_a_ctz_32(int32_t x)
{
return __builtin_ctz(x);
}
void
env_do_spin(int32_t i)
{
ck_pr_stall();
}
void
env_do_crash(int32_t i)
{
printf("crashing: %d\n", i);
assert(0);
}
void
env_do_barrier(int32_t x)
{
ck_pr_barrier();
}
/* Floating point routines */
INLINE double
env_sin(double d)
{
return sin(d);
}
INLINE double
env_cos(double d)
{
return cos(d);
}
INLINE unsigned long long
env_getcycles(void)
{
return __getcycles();
}