diff options
| author | Dimitry Andric <dim@FreeBSD.org> | 2013-06-10 20:36:52 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2013-06-10 20:36:52 +0000 |
| commit | 59d6cff90eecf31cb3dd860c4e786674cfdd42eb (patch) | |
| tree | 909310b2e05119d1d6efda049977042abbb58bb1 /test/CodeGen/SystemZ/atomic-load-04.ll | |
| parent | 4a16efa3e43e35f0cc9efe3a67f620f0017c3d36 (diff) | |
Notes
Diffstat (limited to 'test/CodeGen/SystemZ/atomic-load-04.ll')
| -rw-r--r-- | test/CodeGen/SystemZ/atomic-load-04.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/atomic-load-04.ll b/test/CodeGen/SystemZ/atomic-load-04.ll new file mode 100644 index 000000000000..9593d35fef0c --- /dev/null +++ b/test/CodeGen/SystemZ/atomic-load-04.ll @@ -0,0 +1,14 @@ +; Test 64-bit atomic loads. +; +; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s + +; This is just a placeholder to make sure that loads are handled. +; Using CSG is probably too conservative. +define i64 @f1(i64 %dummy, i64 *%src) { +; CHECK: f1: +; CHECK: lghi %r2, 0 +; CHECK: csg %r2, %r2, 0(%r3) +; CHECK: br %r14 + %val = load atomic i64 *%src seq_cst, align 8 + ret i64 %val +} |