blob: bd18bdd311e6dd4a92fa65c9db83fc6d285caacc [file] [log] [blame]
// Copyright 2011 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 "go_asm.h"
#include "go_tls.h"
#include "textflag.h"
TEXT _rt0_amd64_windows(SB),NOSPLIT|NOFRAME,$-8
JMP _rt0_amd64(SB)
// When building with -buildmode=(c-shared or c-archive), this
// symbol is called. For dynamic libraries it is called when the
// library is loaded. For static libraries it is called when the
// final executable starts, during the C runtime initialization
// phase.
// Leave space for four pointers on the stack as required
// by the Windows amd64 calling convention.
TEXT _rt0_amd64_windows_lib(SB),NOSPLIT|NOFRAME,$40
// Create a new thread to do the runtime initialization and return.
MOVQ BX, 32(SP) // callee-saved, preserved across the CALL
MOVQ SP, BX
ANDQ $~15, SP // alignment as per Windows requirement
MOVQ _cgo_sys_thread_create(SB), AX
MOVQ $_rt0_amd64_windows_lib_go(SB), CX
MOVQ $0, DX
CALL AX
MOVQ BX, SP
MOVQ 32(SP), BX
RET
TEXT _rt0_amd64_windows_lib_go(SB),NOSPLIT|NOFRAME,$0
MOVQ $0, DI
MOVQ $0, SI
MOVQ $runtime┬Ěrt0_go(SB), AX
JMP AX