Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd

external/llvm/test/CodeGen/PowerPC/tls_get_addr_stackframe.ll

@@ -0,0 +1,27 @@
+; RUN: llc -verify-machineinstrs -mtriple="powerpc64le-unknown-linux-gnu" -relocation-model=pic < %s | FileCheck %s
+; CHECK-LABEL: foo_test:
+; CHECK: mflr 0
+; CHECK: __tls_get_addr
+
+%struct1.2.41 = type { %struct2.0.39, %struct3.1.40, %struct1.2.41* }
+%struct2.0.39 = type { i64, i32, i32, i32, i32 }
+%struct3.1.40 = type { [160 x i8] }
+
+@tls_var = external thread_local global %struct1.2.41*, align 8
+
+define i32 @foo_test() {
+  %1 = load %struct1.2.41*, %struct1.2.41** @tls_var, align 8
+
+  %2 = getelementptr inbounds %struct1.2.41, %struct1.2.41* %1, i64 0, i32 0, i32 3
+  %3 = load i32, i32* %2, align 8
+  %4 = add nsw i32 %3, -1
+  %5 = icmp eq i32 %4, 0
+  br i1 %5, label %bb7, label %foo.exit
+
+bb7:                                       ; preds = %3
+  tail call void undef(%struct1.2.41* undef, %struct1.2.41* nonnull undef)
+  br label %foo.exit
+
+foo.exit:                                         ; preds = %8, %3, %2, %0
+  ret i32 %4
+}