17 lines
487 B
LLVM
17 lines
487 B
LLVM
; Test local-dynamic TLS access optimizations.
|
|
;
|
|
; If we access two different local-dynamic TLS variables, we only
|
|
; need a single call to __tls_get_offset.
|
|
;
|
|
; RUN: llc < %s -mcpu=z10 -mtriple=s390x-linux-gnu -relocation-model=pic | grep "__tls_get_offset" | count 1
|
|
|
|
@x = thread_local(localdynamic) global i32 0
|
|
@y = thread_local(localdynamic) global i32 0
|
|
|
|
define i32 @foo() {
|
|
%valx = load i32, i32* @x
|
|
%valy = load i32, i32* @y
|
|
%add = add nsw i32 %valx, %valy
|
|
ret i32 %add
|
|
}
|