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_ilogbf.S,v 1.6 2003/07/26 19:25:02 salo Exp $ | |
| b34b60bc JS |
6 | */ |
| 7 | ||
| 8 | #include <machine/asm.h> | |
| 9 | ||
| 10 | ENTRY(ilogbf) | |
| 11 | #ifdef __i386__ | |
| 12 | pushl %ebp | |
| 13 | movl %esp,%ebp | |
| 14 | subl $4,%esp | |
| 15 | ||
| 16 | flds 8(%ebp) | |
| 17 | fxtract | |
| 18 | fstp %st | |
| 19 | ||
| 20 | fistpl -4(%ebp) | |
| 21 | movl -4(%ebp),%eax | |
| 22 | ||
| 23 | leave | |
| 24 | #else | |
| 25 | movss %xmm0,-4(%rsp) | |
| 26 | flds -4(%rsp) | |
| 27 | fxtract | |
| 28 | fstp %st | |
| 29 | fistpl -4(%rsp) | |
| 30 | movl -4(%rsp),%eax | |
| 31 | #endif | |
| 32 | ret | |
| d04e8698 | 33 | END(ilogbf) |
| 70e34eb2 JM |
34 | |
| 35 | .section .note.GNU-stack,"",%progbits |