sewardj | 0181665 | 2004-12-06 14:26:28 +0000 | [diff] [blame] | 1 | |
| 2 | #include <stdio.h> |
| 3 | #include <stdlib.h> |
| 4 | |
| 5 | void do_fstenv ( void* p ) |
| 6 | { |
| 7 | asm("movl 8(%esp), %eax ; fstenv (%eax)"); |
| 8 | } |
| 9 | |
| 10 | void do_fldenv ( void* p ) |
| 11 | { |
| 12 | asm("movl 8(%esp), %eax ; fldenv (%eax)"); |
| 13 | } |
| 14 | |
| 15 | int main ( void ) |
| 16 | { |
| 17 | int i; |
| 18 | unsigned short* buf = malloc(14*sizeof(short)); |
| 19 | for (i = 0; i < 14; i++) |
| 20 | buf[i] = i; |
| 21 | buf[0] = 0x037f; |
| 22 | |
| 23 | do_fldenv(buf); |
| 24 | do_fstenv(buf); |
| 25 | for (i = 0; i < 14; i++) { |
| 26 | printf("%04x ", buf[i]); |
| 27 | if (i > 0 && ((i % 12) == 11)) |
| 28 | printf("\n"); |
| 29 | } |
| 30 | printf("\n"); |
| 31 | return 0; |
| 32 | } |