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71ab9fa312
Add missing function prototypes. Fix function prototypes. Use FP references instead of SP references. Fix variable names. Update comments. Clean up whitespace. (Not for vet.) All fairly minor fixes to make vet happy. Updates #11041 Change-Id: Ifab2cdf235ff61cdc226ab1d84b8467b5ac9446c Reviewed-on: https://go-review.googlesource.com/27713 Run-TryBot: Josh Bleecher Snyder <josharian@gmail.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
46 lines
1.1 KiB
ArmAsm
46 lines
1.1 KiB
ArmAsm
// +build dragonfly freebsd
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// Copyright 2016 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 "textflag.h"
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#include "funcdata.h"
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//
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// Syscall9 support for AMD64, DragonFly and FreeBSD
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//
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// func Syscall9(trap int64, a1, a2, a3, a4, a5, a6, a7, a8, a9 int64) (r1, r2, err int64);
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TEXT ·Syscall9(SB),NOSPLIT,$0-104
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CALL runtime·entersyscall(SB)
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MOVQ num+0(FP), AX // syscall entry
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MOVQ a1+8(FP), DI
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MOVQ a2+16(FP), SI
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MOVQ a3+24(FP), DX
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MOVQ a4+32(FP), R10
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MOVQ a5+40(FP), R8
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MOVQ a6+48(FP), R9
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// shift around the last three arguments so they're at the
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// top of the stack when the syscall is called.
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MOVQ a7+56(FP), R11 // arg 7
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MOVQ R11, 8(SP)
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MOVQ a8+64(FP), R11 // arg 8
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MOVQ R11, 16(SP)
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MOVQ a9+72(FP), R11 // arg 9
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MOVQ R11, 24(SP)
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SYSCALL
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JCC ok9
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MOVQ $-1, r1+80(FP) // r1
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MOVQ $0, r2+88(FP) // r2
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MOVQ AX, err+96(FP) // errno
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CALL runtime·exitsyscall(SB)
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RET
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ok9:
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MOVQ AX, r1+80(FP) // r1
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MOVQ DX, r2+88(FP) // r2
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MOVQ $0, err+96(FP) // errno
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CALL runtime·exitsyscall(SB)
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RET
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