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Commit c3d35bdc authored by root's avatar root
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updated test.c

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a.out
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fx_s4716_double.c
+ 2
− 2
View file @ c3d35bdc
......@@ -18,11 +18,11 @@ void fx_sub(fx_s4716 a, fx_s4716 b){
}
void fx_mul(fx_s4716 a, fx_s4716 b){
double mul=FX_S4716_DOUBLE_MUL(a,b);
printf("fx mul : %.16lf\n",mul);
printf("fx mul : %.16lf\n",DOUBLE_TO_FX(mul));
}
void fx_div(fx_s4716 a, fx_s4716 b){
double div=FX_S4716_DOUBLE_DIV(a,b);
printf("fx div : %.16lf\n",div);
printf("fx div : %.16lf\n",DOUBLE_TO_FX(div));
}
void fx_pi(){
printf("pi : %.16lf\n",FX_PI);
......
fx_s4716_longlong.c
+ 13
− 13
View file @ c3d35bdc
......@@ -13,31 +13,31 @@ long long fx_to_longlong(fx_s4716 a){
fx_s4716 longlong_to_fx(long long a){
return a << 16;
}
fx_s4716 fx_s4716_longlong_mul(fx_s4716 a, fx_s4716 b){
fx_s4716 fx_s4716_longlong_mul1(fx_s4716 a, fx_s4716 b){
long long result=FX_S4716_LONGLONG_MUL1(a, b);
return result;
return longlong_to_fx(result);
}
fx_s4716 fx_s4716_longlong_mul1(fx_s4716 a, fx_s4716 b){
fx_s4716 fx_s4716_longlong_mul2(fx_s4716 a, fx_s4716 b){
long long result=FX_S4716_LONGLONG_MUL2(a, b);
return result;
return longlong_to_fx(result);
}
fx_s4716 fx_s4716_longlong_mul2(fx_s4716 a, fx_s4716 b){
fx_s4716 fx_s4716_longlong_mul3(fx_s4716 a, fx_s4716 b){
long long result=FX_S4716_LONGLONG_MUL3(a, b);
return result;
return longlong_to_fx(result);
}
fx_s4716 fx_s4716_longlong_div(fx_s4716 a, fx_s4716 b){
fx_s4716 fx_s4716_longlong_div1(fx_s4716 a, fx_s4716 b){
long long result=FX_S4716_LONGLONG_DIV1(a, b);
return result;
return fx_to_longlong(result);
}
fx_s4716 fx_s4716_longlong_div1(fx_s4716 a, fx_s4716 b){
fx_s4716 fx_s4716_longlong_div2(fx_s4716 a, fx_s4716 b){
long long result=FX_S4716_LONGLONG_DIV2(a, b);
return result;
return fx_to_longlong(result);
}
fx_s4716 fx_s4716_longlong_div2(fx_s4716 a, fx_s4716 b){
fx_s4716 fx_s4716_longlong_div3(fx_s4716 a, fx_s4716 b){
long long result=FX_S4716_LONGLONG_DIV3(a, b);
return result;
return fx_to_longlong(result);
}
fx_s4716 fx_s4716_longlong_sin(fx_s4716 a){
long long result=sinTable[a];
return result;
return fx_to_longlong(result);
}
fx_s4716_longlong.h
+ 8
− 6
View file @ c3d35bdc
#define FX_S4716_LONGLONG_MUL(a, b) (((a) * (b)) >> 16)
#define FX_S4716_LONGLONG_MUL1(a, b) ((a >> 8) * (b >> 8))
#define FX_S4716_LONGLONG_MUL2(a, b) (((a >> 4) * (b >> 4)) >> 8)
typedef long long fx_s4716;
#define FX_S4716_LONGLONG_DIV(a, b) ((a << 16) / (b))
#define FX_S4716_LONGLONG_DIV1(a, b) (((a << 8) / (b)) << 8)
#define FX_S4716_LONGLONG_DIV2(a, b) (((a << 4) / (b >> 4)) << 8)
#define FX_S4716_LONGLONG_MUL1(a, b) (((a) * (b)) >> 16)
#define FX_S4716_LONGLONG_MUL2(a, b) ((a >> 8) * (b >> 8))
#define FX_S4716_LONGLONG_MUL3(a, b) (((a >> 4) * (b >> 4)) >> 8)
#define FX_S4716_LONGLONG_DIV1(a, b) ((a << 16) / (b))
#define FX_S4716_LONGLONG_DIV2(a, b) (((a << 8) / (b)) << 8)
#define FX_S4716_LONGLONG_DIV3(a, b) (((a << 4) / (b >> 4)) << 8)
test.c
+ 41
− 30
View file @ c3d35bdc
......@@ -13,6 +13,16 @@ extern void fx_inv_pi();
extern void fx_sqrt(fx_s4716 a);
extern void fx_pow(fx_s4716 a);
extern void fx_sine(fx_s4716 a);
extern fx_s4716 longlong_to_fx(long long a);
extern long long fx_to_longlong(fx_s4716 a);
extern fx_s4716 fx_s4716_longlong_mul1(fx_s4716 a, fx_s4716 b);
extern fx_s4716 fx_s4716_longlong_mul2(fx_s4716 a, fx_s4716 b);
extern fx_s4716 fx_s4716_longlong_mul3(fx_s4716 a, fx_s4716 b);
extern fx_s4716 fx_s4716_longlong_div1(fx_s4716 a, fx_s4716 b);
extern fx_s4716 fx_s4716_longlong_div2(fx_s4716 a, fx_s4716 b);
extern fx_s4716 fx_s4716_longlong_div3(fx_s4716 a, fx_s4716 b);
extern fx_s4716 fx_s4716_longlong_sin(fx_s4716 a);
int main()
{
......@@ -33,76 +43,76 @@ int main()
else if(option == 1)
{
printf(" OPTION \n");
printf("0. add \n");
printf("1. subtract \n");
printf("2. multiply \n");
printf("3. divide \n");
printf("4. square root \n");
printf("5. power \n");
printf("6. print PI \n");
printf("7. print inverse PI \n");
printf("8. fix to double \n");
printf("9. double to fix \n");
printf("10 get sine value \n");
printf("11. quit\n\n");
printf("1. add \n");
printf("2. subtract \n");
printf("3. multiply \n");
printf("4. divide \n");
printf("5. square root \n");
printf("6. power \n");
printf("7. print PI \n");
printf("8. print inverse PI \n");
printf("9. fix to double \n");
printf("10. double to fix \n");
printf("11. get sine value \n");
printf("0. quit\n\n");
while (1) {
printf("Type option : ");
fflush(stdout);
scanf("%d", &option);
switch (option)
{
case 0:
case 1:
printf("Input two number : "); fflush(stdout);
scanf("%lld %lld", &a, &b);
fx_add(a, b);
break;
case 1:
case 2:
printf("Input two number : "); fflush(stdout);
scanf("%lld %lld", &a, &b);
fx_sub(a, b);
break;
case 2:
case 3:
printf("Input two number : "); fflush(stdout);
scanf("%lld %lld", &a, &b);
fx_mul(a, b);
break;
case 3:
case 4:
printf("Input two number : "); fflush(stdout);
scanf("%lld %lld", &a, &b);
fx_div(a, b);
break;
case 4:
case 5:
printf("Input one number : "); fflush(stdout);
scanf("%lld", &a);
fx_sqrt(a);
break;
case 5:
case 6:
printf("Input one number : "); fflush(stdout);
scanf("%lld", &a);
fx_pow(a);
break;
case 6:
case 7:
fx_pi();
break;
case 7:
case 8:
fx_inv_pi();
break;
case 8:
case 9:
printf("Input fix number : "); fflush(stdout);
scanf("%lld", &a);
fx_to_double(a);
break;
case 9:
case 10:
printf("Input double number : "); fflush(stdout);
scanf("%lf", &c);
double_to_fx(c);
break;
case 10:
case 11:
printf("Input one number : "); fflush(stdout);
scanf("%lld", &a);
fx_sine(a);
break;
case 11:
case 0:
quit = 1;
default:
break;
......@@ -131,21 +141,22 @@ int main()
case 1 :
printf("Input two number : "); fflush(stdout);
scanf("%lld %lld", &a, &b);
t = fx_s4716_longlong_mul(a,b);
tt = fx_s4716_longlong_mul1(a,b);
ttt = fx_s4716_longlong_mul2(a,b);
t = fx_s4716_longlong_mul1(a,b);
tt = fx_s4716_longlong_mul2(a,b);
ttt = fx_s4716_longlong_mul3(a,b);
printf("%lld %lld %lld\n", t, tt, ttt);
break;
case 2 :
printf("Input two number : "); fflush(stdout);
scanf("%lld %lld", &a, &b);
t = fx_s4716_longlong_div(a,b);
tt = fx_s4716_longlong_div1(a,b);
ttt = fx_s4716_longlong_div2(a,b);
t = fx_s4716_longlong_div1(a,b);
tt = fx_s4716_longlong_div2(a,b);
ttt = fx_s4716_longlong_div3(a,b);
printf("%lld %lld %lld\n", t, tt, ttt);
break;
}
}
}
else {}
}
\ No newline at end of file
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