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-rw-r--r--src/ldso/aarch64/tlsdesc.s17
1 files changed, 7 insertions, 10 deletions
diff --git a/src/ldso/aarch64/tlsdesc.s b/src/ldso/aarch64/tlsdesc.s
index c91baa45..04d97e73 100644
--- a/src/ldso/aarch64/tlsdesc.s
+++ b/src/ldso/aarch64/tlsdesc.s
@@ -23,16 +23,13 @@ __tlsdesc_static:
.hidden __tlsdesc_dynamic
.type __tlsdesc_dynamic,@function
__tlsdesc_dynamic:
- stp x1,x2,[sp,#-32]!
- stp x3,x4,[sp,#16]
+ stp x1,x2,[sp,#-16]!
mrs x1,tpidr_el0 // tp
ldr x0,[x0,#8] // p
- ldr x2,[x0] // p->modidx
- ldr x3,[x1,#-8] // dtv
- ldr x2,[x3,x2,lsl #3] // dtv[p->modidx]
- ldr x0,[x0,#8] // p->off
- add x0,x0,x2
- sub x0,x0,x1
- ldp x3,x4,[sp,#16]
- ldp x1,x2,[sp],#32
+ ldp x0,x2,[x0] // p->modidx, p->off
+ sub x2,x2,x1 // p->off - tp
+ ldr x1,[x1,#-8] // dtv
+ ldr x1,[x1,x0,lsl #3] // dtv[p->modidx]
+ add x0,x1,x2 // dtv[p->modidx] + p->off - tp
+ ldp x1,x2,[sp],#16
ret