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sine.c
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sine.c
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#include "vpi_user.h"
#include <math.h>
int sine(char * user_data) {
vpiHandle systfref, args_iter,argh;
systfref = vpi_handle(vpiSysTfCall, 0);
args_iter = vpi_iterate(vpiArgument, systfref);
argh = vpi_scan(args_iter);
struct t_vpi_value argval;
argval.format = vpiRealVal;
vpi_get_value(argh, &argval);
argval.value.real = sin(argval.value.real);
vpi_put_value(systfref, &argval, 0, vpiNoDelay);
return 0;
}
int cosine(char * user_data) {
vpiHandle systfref, args_iter,argh;
systfref = vpi_handle(vpiSysTfCall, 0);
args_iter = vpi_iterate(vpiArgument, systfref);
argh = vpi_scan(args_iter);
struct t_vpi_value argval;
argval.format = vpiRealVal;
vpi_get_value(argh, &argval);
argval.value.real = cos(argval.value.real);
vpi_put_value(systfref, &argval, 0, vpiNoDelay);
return 0;
}
uint32_t sine_size(char * user_data) {
return 8*sizeof(double);
}
/* void registerSineFunc() {
s_vpi_systf_data task_data_s;
p_vpi_systf_data task_data_p = &task_data_s;
task_data_p->type = vpiSysFunc;
task_data_p->sysfunctype = vpiRealFunc;
task_data_p->tfname = "$sine";
task_data_p->calltf = sine;
task_data_p->compiletf = 0;
task_data_p->sizetf = 0;
vpi_register_systf(task_data_p);
}
void registerCosineFunc() {
s_vpi_systf_data task_data_s;
p_vpi_systf_data task_data_p = &task_data_s;
task_data_p->type = vpiSysFunc;
task_data_p->sysfunctype = vpiRealFunc;
task_data_p->tfname = "$cosine";
task_data_p->calltf = cosine;
task_data_p->compiletf = 0;
task_data_p->sizetf = 0;
vpi_register_systf(task_data_p);
}
void (*vlog_startup_routines[ ]) () = {
registerSineFunc,
registerCosineFunc,
0
}; */