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a3f2cbd54c
28a7276 causes following error with GOARCH=arm64 environment.
# golang.org/x/sys/unix
asm: InitTextSym double init for "".Syscall
asm: symbol "".Syscall listed multiple times
asm: invalid encoding for argument 00004 (/home/junya/go/src/golang.org/x/sys/unix/asm_linux_arm64.s:21) CALL runtime.entersyscall(SB)
asm: invalid encoding for argument 00048 (/home/junya/go/src/golang.org/x/sys/unix/asm_linux_arm64.s:32) CALL runtime.exitsyscall(SB)
asm: makeFuncDebugEntry double process "".Syscall
asm: assembly failed
Change-Id: Ic7895fecc5f4b1fd6ebef63603c5f720227f5130
Reviewed-on: https://go-review.googlesource.com/86135
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
53 lines
1.1 KiB
ArmAsm
53 lines
1.1 KiB
ArmAsm
// Copyright 2015 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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// +build linux
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// +build arm64
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// +build !gccgo
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#include "textflag.h"
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// Just jump to package syscall's implementation for all these functions.
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// The runtime may know about them.
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TEXT ·Syscall(SB),NOSPLIT,$0-56
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B syscall·Syscall(SB)
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TEXT ·Syscall6(SB),NOSPLIT,$0-80
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B syscall·Syscall6(SB)
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TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
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BL runtime·entersyscall(SB)
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MOVD a1+8(FP), R0
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MOVD a2+16(FP), R1
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MOVD a3+24(FP), R2
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MOVD $0, R3
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MOVD $0, R4
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MOVD $0, R5
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MOVD trap+0(FP), R8 // syscall entry
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SVC
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MOVD R0, r1+32(FP) // r1
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MOVD R1, r2+40(FP) // r2
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BL runtime·exitsyscall(SB)
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RET
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TEXT ·RawSyscall(SB),NOSPLIT,$0-56
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B syscall·RawSyscall(SB)
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TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
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B syscall·RawSyscall6(SB)
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TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
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MOVD a1+8(FP), R0
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MOVD a2+16(FP), R1
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MOVD a3+24(FP), R2
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MOVD $0, R3
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MOVD $0, R4
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MOVD $0, R5
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MOVD trap+0(FP), R8 // syscall entry
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SVC
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MOVD R0, r1+32(FP)
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MOVD R1, r2+40(FP)
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RET
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