lxdream 0.9.1| filename | test/randmath.c |
| changeset | 1169:23a9613aceb1 |
| prev | 1131:4727c2006e0f |
| author | nkeynes |
| date | Sat Aug 04 08:46:28 2012 +1000 (11 years ago) |
| permissions | -rw-r--r-- |
| last change | Handle corner case in pvr2_run_slice when we've previously slightly overrun the end of the time slice |
| view | annotate | diff | log | raw |
1 #include <stdlib.h>
2 #include <stdio.h>
4 typedef unsigned char u8;
5 typedef signed char i8;
6 typedef unsigned short u16;
7 typedef signed short i16;
8 typedef unsigned int u32;
9 typedef signed int i32;
10 typedef unsigned long long u64;
11 typedef signed long long i64;
13 #define TEST_REPS 64
15 void printu8(u8 a) { printf( "%08X ", (unsigned int)a ); }
16 void printi8(i8 a) { printf( "%08X ", (unsigned int)(u8)a ); }
17 void printu16(u16 a) { printf( "%08X ", (unsigned int)a ); }
18 void printi16(i16 a) { printf( "%08X ", (unsigned int)(u16)a ); }
19 void printu32(u32 a) { printf( "%08X ", (unsigned int)a ); }
20 void printi32(i32 a) { printf( "%08X ", (unsigned int)a ); }
21 void printu64(u64 a) { printf( "%08X%08X ", (unsigned int)(a>>32),(unsigned int)a ); }
22 void printi64(i64 a) { printf( "%08X%08X ", (unsigned int)(a>>32),(unsigned int)a ); }
24 #define TEST_TYPE(T) \
25 void test##T() { \
26 T a, b, c, d, e, f; \
27 read(0,&a,sizeof(a)); read(0,&b,sizeof(b)); read(0,&c,sizeof(c)); read(0,&d,sizeof(d)); \
28 e = a * b - c * d;\
29 if( b != 0 && c != 0 ) { f = a / b + 1/c; }\
30 T g = e - f / 2 + (u32)b;\
31 T h = b * c / d; T i = a / -d; \
32 printf( "%d| ", (int)sizeof(a) ); \
33 print##T(a); print##T(b); print##T(c); print##T(d); \
34 printf( ": " ); print##T(e); print##T(f); print##T(g); \
35 print##T(h); print##T(i); \
36 printf( "\n" ); \
37 }
39 TEST_TYPE(u8);
40 TEST_TYPE(i8);
41 TEST_TYPE(u16);
42 TEST_TYPE(i16);
43 TEST_TYPE(u32);
44 TEST_TYPE(i32);
45 TEST_TYPE(u64);
46 TEST_TYPE(i64);
48 int main(int argc, char *argv[]) {
49 unsigned i;
51 for(i=0;i<TEST_REPS;i++ ) { testu64(); }
52 for(i=0;i<TEST_REPS;i++ ) { testi64(); }
53 for(i=0;i<TEST_REPS;i++ ) { testu32(); }
54 for(i=0;i<TEST_REPS;i++ ) { testi32(); }
55 for(i=0;i<TEST_REPS;i++ ) { testu16(); }
56 for(i=0;i<TEST_REPS;i++ ) { testi16(); }
57 for(i=0;i<TEST_REPS;i++ ) { testu8(); }
58 for(i=0;i<TEST_REPS;i++ ) { testi8(); }
59 return 0;
60 }
.