github.com/afumu/libc@v0.0.6/musl/src/setjmp/aarch64/setjmp.s (about)

     1  .global __setjmp
     2  .global _setjmp
     3  .global setjmp
     4  .type __setjmp,@function
     5  .type _setjmp,@function
     6  .type setjmp,@function
     7  __setjmp:
     8  _setjmp:
     9  setjmp:
    10  	// IHI0055B_aapcs64.pdf 5.1.1, 5.1.2 callee saved registers
    11  	stp x19, x20, [x0,#0]
    12  	stp x21, x22, [x0,#16]
    13  	stp x23, x24, [x0,#32]
    14  	stp x25, x26, [x0,#48]
    15  	stp x27, x28, [x0,#64]
    16  	stp x29, x30, [x0,#80]
    17  	mov x2, sp
    18  	str x2, [x0,#104]
    19  	stp  d8,  d9, [x0,#112]
    20  	stp d10, d11, [x0,#128]
    21  	stp d12, d13, [x0,#144]
    22  	stp d14, d15, [x0,#160]
    23  	mov x0, #0
    24  	ret