| Colin Cross | 7bb052a | 2015-02-03 12:59:37 -0800 | [diff] [blame^] | 1 | // Copyright 2009 The Go Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | #include "textflag.h" |
| 6 | |
| 7 | /* |
| 8 | * void crosscall2(void (*fn)(void*, int32), void*, int32) |
| 9 | * Save registers and call fn with two arguments. |
| 10 | */ |
| 11 | TEXT crosscall2(SB),NOSPLIT,$0 |
| 12 | PUSHL BP |
| 13 | MOVL SP, BP |
| 14 | PUSHL BX |
| 15 | PUSHL SI |
| 16 | PUSHL DI |
| 17 | |
| 18 | SUBL $8, SP |
| 19 | MOVL 16(BP), AX |
| 20 | MOVL AX, 4(SP) |
| 21 | MOVL 12(BP), AX |
| 22 | MOVL AX, 0(SP) |
| 23 | MOVL 8(BP), AX |
| 24 | CALL AX |
| 25 | ADDL $8, SP |
| 26 | |
| 27 | POPL DI |
| 28 | POPL SI |
| 29 | POPL BX |
| 30 | POPL BP |
| 31 | RET |