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
7TEXT _rt0_386_windows(SB),NOSPLIT,$0
8	JMP	_rt0_386(SB)
9
10// When building with -buildmode=(c-shared or c-archive), this
11// symbol is called. For dynamic libraries it is called when the
12// library is loaded. For static libraries it is called when the
13// final executable starts, during the C runtime initialization
14// phase.
15TEXT _rt0_386_windows_lib(SB),NOSPLIT,$0x1C
16	MOVL	BP, 0x08(SP)
17	MOVL	BX, 0x0C(SP)
18	MOVL	AX, 0x10(SP)
19	MOVL  CX, 0x14(SP)
20	MOVL  DX, 0x18(SP)
21
22	// Create a new thread to do the runtime initialization and return.
23	MOVL	_cgo_sys_thread_create(SB), AX
24	MOVL	$_rt0_386_windows_lib_go(SB), 0x00(SP)
25	MOVL	$0, 0x04(SP)
26
27	 // Top two items on the stack are passed to _cgo_sys_thread_create
28	 // as parameters. This is the calling convention on 32-bit Windows.
29	CALL	AX
30
31	MOVL	0x08(SP), BP
32	MOVL	0x0C(SP), BX
33	MOVL	0x10(SP), AX
34	MOVL	0x14(SP), CX
35	MOVL	0x18(SP), DX
36	RET
37
38TEXT _rt0_386_windows_lib_go(SB),NOSPLIT,$0
39	PUSHL	$0
40	PUSHL	$0
41	JMP	runtime·rt0_go(SB)
42
43TEXT _main(SB),NOSPLIT,$0
44	// Remove the return address from the stack.
45	// rt0_go doesn't expect it to be there.
46	ADDL	$4, SP
47	JMP	runtime·rt0_go(SB)
48