1 // size_t __tlsdesc_static(size_t *a)
5 .global __tlsdesc_static
6 .hidden __tlsdesc_static
7 .type __tlsdesc_static,@function
14 // size_t __tlsdesc_dynamic(size_t *a)
16 // struct {size_t modidx,off;} *p = (void*)a[1];
17 // size_t *dtv = *(size_t**)(tp + 16 - 8);
18 // if (p->modidx <= dtv[0])
19 // return dtv[p->modidx] + p->off - tp;
20 // return __tls_get_new(p) - tp;
22 .global __tlsdesc_dynamic
23 .hidden __tlsdesc_dynamic
24 .type __tlsdesc_dynamic,@function
28 mrs x1,tpidr_el0 // tp
30 ldr x2,[x0] // p->modidx
36 ldr x2,[x3,x2,lsl #3] // dtv[p->modidx]
37 ldr x0,[x0,#8] // p->off
44 // save all registers __tls_get_new may clobber
45 // update sp in two steps because offset must be in [-512,509]
46 1: stp x29,x30,[sp,#-160]!