golang.org/x/sys@v0.20.1-0.20240517151509-673e0f94c16d/unix/asm_linux_loong64.s (about)

     1  // Copyright 2022 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  //go:build linux && loong64 && gc
     6  
     7  #include "textflag.h"
     8  
     9  
    10  // Just jump to package syscall's implementation for all these functions.
    11  // The runtime may know about them.
    12  
    13  TEXT ·Syscall(SB),NOSPLIT,$0-56
    14  	JMP	syscall·Syscall(SB)
    15  
    16  TEXT ·Syscall6(SB),NOSPLIT,$0-80
    17  	JMP	syscall·Syscall6(SB)
    18  
    19  TEXT ·SyscallNoError(SB),NOSPLIT,$0-48
    20  	JAL	runtime·entersyscall(SB)
    21  	MOVV	a1+8(FP), R4
    22  	MOVV	a2+16(FP), R5
    23  	MOVV	a3+24(FP), R6
    24  	MOVV	R0, R7
    25  	MOVV	R0, R8
    26  	MOVV	R0, R9
    27  	MOVV	trap+0(FP), R11	// syscall entry
    28  	SYSCALL
    29  	MOVV	R4, r1+32(FP)
    30  	MOVV	R0, r2+40(FP)	// r2 is not used. Always set to 0
    31  	JAL	runtime·exitsyscall(SB)
    32  	RET
    33  
    34  TEXT ·RawSyscall(SB),NOSPLIT,$0-56
    35  	JMP	syscall·RawSyscall(SB)
    36  
    37  TEXT ·RawSyscall6(SB),NOSPLIT,$0-80
    38  	JMP	syscall·RawSyscall6(SB)
    39  
    40  TEXT ·RawSyscallNoError(SB),NOSPLIT,$0-48
    41  	MOVV	a1+8(FP), R4
    42  	MOVV	a2+16(FP), R5
    43  	MOVV	a3+24(FP), R6
    44  	MOVV	R0, R7
    45  	MOVV	R0, R8
    46  	MOVV	R0, R9
    47  	MOVV	trap+0(FP), R11	// syscall entry
    48  	SYSCALL
    49  	MOVV	R4, r1+32(FP)
    50  	MOVV	R0, r2+40(FP)	// r2 is not used. Always set to 0
    51  	RET