ref: 3ba625a83430f2616905108eaa93ac8c9009d45a
dir: /src/libcrt/crt-arm64-posix.s/
.bss .globl _environ _environ: .quad 0 .text .globl _start _start: ldr x0,[sp] /* argc */ add x1,sp,#8 /* argv */ add x2,x1,x0,lsl #3 /* argv = argc + 8*argc + 8 */ add x2,x2,#8 adr x3,_environ str x2,[x3] bl main b exit