| /* This tests the rotate patterns that some machines support. */ |
| |
| #include <limits.h> |
| |
| #ifndef CHAR_BIT |
| #define CHAR_BIT 8 |
| #endif |
| |
| #define ROR(a,b) (((a) >> (b)) | ((a) << ((sizeof (a) * CHAR_BIT) - (b)))) |
| #define ROL(a,b) (((a) << (b)) | ((a) >> ((sizeof (a) * CHAR_BIT) - (b)))) |
| |
| #define CHAR_VALUE ((unsigned char)0x1234U) |
| #define SHORT_VALUE ((unsigned short)0x1234U) |
| #define INT_VALUE 0x1234U |
| #define LONG_VALUE 0x12345678LU |
| #define LL_VALUE 0x12345678abcdef0LLU |
| |
| #define SHIFT1 4 |
| #define SHIFT2 ((sizeof (long long) * CHAR_BIT) - SHIFT1) |
| |
| unsigned char uc = CHAR_VALUE; |
| unsigned short us = SHORT_VALUE; |
| unsigned int ui = INT_VALUE; |
| unsigned long ul = LONG_VALUE; |
| unsigned long long ull = LL_VALUE; |
| int shift1 = SHIFT1; |
| int shift2 = SHIFT2; |
| |
| main () |
| { |
| if (ROR (uc, shift1) != ROR (CHAR_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (uc, SHIFT1) != ROR (CHAR_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (us, shift1) != ROR (SHORT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (us, SHIFT1) != ROR (SHORT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (ui, shift1) != ROR (INT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (ui, SHIFT1) != ROR (INT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (ul, shift1) != ROR (LONG_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (ul, SHIFT1) != ROR (LONG_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (ull, shift1) != ROR (LL_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (ull, SHIFT1) != ROR (LL_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROR (ull, shift2) != ROR (LL_VALUE, SHIFT2)) |
| abort (); |
| |
| if (ROR (ull, SHIFT2) != ROR (LL_VALUE, SHIFT2)) |
| abort (); |
| |
| if (ROL (uc, shift1) != ROL (CHAR_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (uc, SHIFT1) != ROL (CHAR_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (us, shift1) != ROL (SHORT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (us, SHIFT1) != ROL (SHORT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (ui, shift1) != ROL (INT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (ui, SHIFT1) != ROL (INT_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (ul, shift1) != ROL (LONG_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (ul, SHIFT1) != ROL (LONG_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (ull, shift1) != ROL (LL_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (ull, SHIFT1) != ROL (LL_VALUE, SHIFT1)) |
| abort (); |
| |
| if (ROL (ull, shift2) != ROL (LL_VALUE, SHIFT2)) |
| abort (); |
| |
| if (ROL (ull, SHIFT2) != ROL (LL_VALUE, SHIFT2)) |
| abort (); |
| |
| exit (0); |
| } |