Files
sys/windows/svc/sys_windows_arm.s
Jason A. Donenfeld beda7e5e15 windows: port to ARM64
This also fixes up some spaces->tabs issues and moves build tags from
the file contents to the file name.

Updates golang/go#36439.

Change-Id: Iafa03e26575603a802832e587bb18ebd16fd176b
Reviewed-on: https://go-review.googlesource.com/c/sys/+/289449
Trust: Jason A. Donenfeld <Jason@zx2c4.com>
Trust: Alex Brainman <alex.brainman@gmail.com>
Run-TryBot: Jason A. Donenfeld <Jason@zx2c4.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Alex Brainman <alex.brainman@gmail.com>
Reviewed-by: Russ Cox <rsc@golang.org>
2021-02-18 14:52:45 +00:00

37 lines
825 B
ArmAsm

// Copyright 2018 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#include "textflag.h"
// func servicemain(argc uint32, argv **uint16)
TEXT ·servicemain(SB),NOSPLIT|NOFRAME,$0
MOVM.DB.W [R4, R14], (R13) // push {r4, lr}
MOVW R13, R4
BIC $0x7, R13 // alignment for ABI
MOVW R0, ·sArgc(SB)
MOVW R1, ·sArgv(SB)
MOVW ·sName(SB), R0
MOVW ·ctlHandlerExProc(SB), R1
MOVW $0, R2
MOVW ·cRegisterServiceCtrlHandlerExW(SB), R3
BL (R3)
CMP $0, R0
BEQ exit
MOVW R0, ·ssHandle(SB)
MOVW ·goWaitsH(SB), R0
MOVW ·cSetEvent(SB), R1
BL (R1)
MOVW ·cWaitsH(SB), R0
MOVW $-1, R1
MOVW ·cWaitForSingleObject(SB), R2
BL (R2)
exit:
MOVW R4, R13 // free extra stack space
MOVM.IA.W (R13), [R4, R15] // pop {r4, pc}