github.com/mtsmfm/go/src@v0.0.0-20221020090648-44bdcb9f8fde/runtime/rt0_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  #include "textflag.h"
     6  
     7  TEXT _rt0_loong64_linux(SB),NOSPLIT,$0
     8  	JMP	_main<>(SB)
     9  
    10  TEXT _main<>(SB),NOSPLIT|NOFRAME,$0
    11  	// In a statically linked binary, the stack contains argc,
    12  	// argv as argc string pointers followed by a NULL, envv as a
    13  	// sequence of string pointers followed by a NULL, and auxv.
    14  	// There is no TLS base pointer.
    15  	MOVW	0(R3), R4 // argc
    16  	ADDV	$8, R3, R5 // argv
    17  	JMP	main(SB)
    18  
    19  TEXT main(SB),NOSPLIT|NOFRAME,$0
    20  	// in external linking, glibc jumps to main with argc in R4
    21  	// and argv in R5
    22  
    23  	MOVV	$runtime·rt0_go(SB), R19
    24  	JMP	(R19)