mirror of https://go.googlesource.com/go
37 lines
1.1 KiB
ArmAsm
37 lines
1.1 KiB
ArmAsm
// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#include "go_asm.h"
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#include "go_tls.h"
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#include "textflag.h"
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TEXT _rt0_amd64_windows(SB),NOSPLIT|NOFRAME,$-8
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JMP _rt0_amd64(SB)
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// When building with -buildmode=(c-shared or c-archive), this
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// symbol is called. For dynamic libraries it is called when the
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// library is loaded. For static libraries it is called when the
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// final executable starts, during the C runtime initialization
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// phase.
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// Leave space for four pointers on the stack as required
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// by the Windows amd64 calling convention.
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TEXT _rt0_amd64_windows_lib(SB),NOSPLIT|NOFRAME,$40
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// Create a new thread to do the runtime initialization and return.
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MOVQ BX, 32(SP) // callee-saved, preserved across the CALL
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MOVQ SP, BX
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ANDQ $~15, SP // alignment as per Windows requirement
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MOVQ _cgo_sys_thread_create(SB), AX
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MOVQ $_rt0_amd64_windows_lib_go(SB), CX
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MOVQ $0, DX
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CALL AX
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MOVQ BX, SP
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MOVQ 32(SP), BX
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RET
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TEXT _rt0_amd64_windows_lib_go(SB),NOSPLIT|NOFRAME,$0
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MOVQ $0, DI
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MOVQ $0, SI
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MOVQ $runtime·rt0_go(SB), AX
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JMP AX
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