Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
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Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions

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; Test general-dynamic TLS access optimizations.
;
; If we access two different TLS variables, we need two calls to
; __tls_get_offset, but should load _GLOBAL_OFFSET_TABLE only once.
;
; RUN: llc < %s -mcpu=z10 -mtriple=s390x-linux-gnu -relocation-model=pic | grep "__tls_get_offset" | count 2
; RUN: llc < %s -mcpu=z10 -mtriple=s390x-linux-gnu -relocation-model=pic | grep "_GLOBAL_OFFSET_TABLE_" | count 1
@x = thread_local global i32 0
@y = thread_local 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
}