projects / dragonfly.git / blame
| Commit | Line | Data |
|---|---|---|
| b34b60bc JS |
1 | /* |
| 2 | * Written by J.T. Conklin <jtc@NetBSD.org>. | |
| 3 | * Public domain. | |
| 4 | * | |
| 5 | * $NetBSD: s_finite.S,v 1.7 2003/07/26 19:25:01 salo Exp $ | |
| b34b60bc JS |
6 | */ |
| 7 | ||
| 8 | #include <machine/asm.h> | |
| 9 | ||
| 10 | ENTRY(finite) | |
| 11 | #ifdef __i386__ | |
| 12 | movl 8(%esp),%eax | |
| 13 | andl $0x7ff00000, %eax | |
| 14 | cmpl $0x7ff00000, %eax | |
| 15 | setne %al | |
| 16 | andl $0x000000ff, %eax | |
| 17 | #else | |
| 18 | xorl %eax,%eax | |
| 19 | movq $0x7ff0000000000000,%rsi | |
| 20 | movq %rsi,%rdi | |
| 21 | movsd %xmm0,-8(%rsp) | |
| 22 | andq -8(%rsp),%rsi | |
| 23 | cmpq %rdi,%rsi | |
| 24 | setne %al | |
| 25 | #endif | |
| 26 | ret | |
| d04e8698 | 27 | END(finite) |
| 70e34eb2 JM |
28 | |
| 29 | .section .note.GNU-stack,"",%progbits |