| Colin Cross | d9c6b80 | 2019-03-19 21:10:31 -0700 | [diff] [blame] | 1 | // Copyright 2018 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 | // +build windows |
| 6 | |
| 7 | #include "textflag.h" |
| 8 | |
| 9 | // func servicemain(argc uint32, argv **uint16) |
| 10 | TEXT ·servicemain(SB),NOSPLIT|NOFRAME,$0 |
| 11 | MOVM.DB.W [R4, R14], (R13) // push {r4, lr} |
| 12 | MOVW R13, R4 |
| 13 | BIC $0x7, R13 // alignment for ABI |
| 14 | |
| 15 | MOVW R0, ·sArgc(SB) |
| 16 | MOVW R1, ·sArgv(SB) |
| 17 | |
| 18 | MOVW ·sName(SB), R0 |
| 19 | MOVW ·ctlHandlerExProc(SB), R1 |
| 20 | MOVW $0, R2 |
| 21 | MOVW ·cRegisterServiceCtrlHandlerExW(SB), R3 |
| 22 | BL (R3) |
| 23 | CMP $0, R0 |
| 24 | BEQ exit |
| 25 | MOVW R0, ·ssHandle(SB) |
| 26 | |
| 27 | MOVW ·goWaitsH(SB), R0 |
| 28 | MOVW ·cSetEvent(SB), R1 |
| 29 | BL (R1) |
| 30 | |
| 31 | MOVW ·cWaitsH(SB), R0 |
| 32 | MOVW $-1, R1 |
| 33 | MOVW ·cWaitForSingleObject(SB), R2 |
| 34 | BL (R2) |
| 35 | |
| 36 | exit: |
| 37 | MOVW R4, R13 // free extra stack space |
| 38 | MOVM.IA.W (R13), [R4, R15] // pop {r4, pc} |