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| Rev | Author | Line No. | Line |
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| 1627 | serge | 1 | /*- |
| 2 | * Copyright (c) 1990 The Regents of the University of California. |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * This code is derived from software contributed to Berkeley by |
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| 6 | * William Jolitz. |
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| 7 | * |
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| 8 | * Redistribution and use in source and binary forms, with or without |
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| 9 | * modification, are permitted provided that the following conditions |
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| 10 | * are met: |
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| 11 | * 1. Redistributions of source code must retain the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer. |
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| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 14 | * notice, this list of conditions and the following disclaimer in the |
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| 15 | * documentation and/or other materials provided with the distribution. |
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| 16 | * 3. Neither the name of the University nor the names of its contributors |
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| 17 | * may be used to endorse or promote products derived from this software |
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| 18 | * without specific prior written permission. |
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| 19 | * |
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| 20 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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| 21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
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| 24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 30 | * SUCH DAMAGE. |
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| 31 | * |
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| 32 | * @(#)asm.h 5.5 (Berkeley) 5/7/91 |
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| 33 | */ |
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| 34 | |||
| 35 | #ifndef _I386_ASM_H_ |
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| 36 | #define _I386_ASM_H_ |
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| 37 | |||
| 38 | #define _C_LABEL(x) _ ## x |
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| 39 | #define _ASM_LABEL(x) x |
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| 40 | |||
| 41 | /* allow overriding entrypoint alignment */ |
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| 42 | #if !defined(_ALIGN_TEXT) |
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| 43 | # define _ALIGN_TEXT .align 16 |
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| 44 | #endif |
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| 45 | |||
| 46 | #define _ENTRY(x) \ |
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| 47 | .text; _ALIGN_TEXT; .globl x; x: |
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| 48 | |||
| 49 | #define _LABEL(x) \ |
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| 50 | .globl x; x: |
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| 51 | |||
| 52 | #define ENTRY(y) _ENTRY(_C_LABEL(y)) |
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| 53 | #define NENTRY(y) _ENTRY(_C_LABEL(y)) |
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| 54 | #define ASENTRY(y) _ENTRY(_ASM_LABEL(y)) |
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| 55 | #define LABEL(y) _LABEL(_C_LABEL(y)) |
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| 56 | #define END(y) .size y, . - y |
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| 57 | |||
| 58 | #define IMPORT(sym) \ |
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| 59 | .extern _C_LABEL(sym) |
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| 60 | |||
| 61 | #endif /* !_I386_ASM_H_ */ |