summaryrefslogtreecommitdiff
path: root/test/CodeGen/SystemZ/tls-01.ll
diff options
context:
space:
mode:
authorUlrich Weigand <ulrich.weigand@de.ibm.com>2013-05-06 16:17:29 +0000
committerUlrich Weigand <ulrich.weigand@de.ibm.com>2013-05-06 16:17:29 +0000
commitb503b49b5105b6aad7d2a015468b84b0f64dfe8e (patch)
treea60966043fae51838cb2faa08531a7ed078e4fb6 /test/CodeGen/SystemZ/tls-01.ll
parent1d09d56fe1e3f3faadd4bf4ccf3e585ddb3c3b07 (diff)
downloadllvm-b503b49b5105b6aad7d2a015468b84b0f64dfe8e.tar.gz
llvm-b503b49b5105b6aad7d2a015468b84b0f64dfe8e.tar.bz2
llvm-b503b49b5105b6aad7d2a015468b84b0f64dfe8e.tar.xz
[SystemZ] Add CodeGen test cases
This adds all CodeGen tests for the SystemZ target. This version of the patch incorporates feedback from a review by Sean Silva. Thanks to all reviewers! Patch by Richard Sandiford. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181204 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/SystemZ/tls-01.ll')
-rw-r--r--test/CodeGen/SystemZ/tls-01.ll22
1 files changed, 22 insertions, 0 deletions
diff --git a/test/CodeGen/SystemZ/tls-01.ll b/test/CodeGen/SystemZ/tls-01.ll
new file mode 100644
index 0000000000..49037ad51c
--- /dev/null
+++ b/test/CodeGen/SystemZ/tls-01.ll
@@ -0,0 +1,22 @@
+; Test initial-exec TLS accesses.
+;
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-MAIN
+; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s -check-prefix=CHECK-CP
+
+@x = thread_local global i32 0
+
+; The offset must be loaded from the constant pool. It doesn't really
+; matter whether we use LARL/AG or LGRL/AGR for the last part.
+define i32 *@foo() {
+; CHECK-CP: .LCP{{.*}}:
+; CHECK-CP: .quad x@NTPOFF
+;
+; CHECK-MAIN: foo:
+; CHECK-MAIN: ear [[HIGH:%r[0-5]]], %a0
+; CHECK-MAIN: sllg %r2, [[HIGH]], 32
+; CHECK-MAIN: ear %r2, %a1
+; CHECK-MAIN: larl %r1, .LCP{{.*}}
+; CHECK-MAIN: ag %r2, 0(%r1)
+; CHECK-MAIN: br %r14
+ ret i32 *@x
+}