1 files changed, 39 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/dyn-alloca-aligned.ll b/test/CodeGen/PowerPC/dyn-alloca-aligned.ll
new file mode 100644
index 0000000000..a18ada73ff
--- /dev/null
+++ b/test/CodeGen/PowerPC/dyn-alloca-aligned.ll
@@ -0,0 +1,39 @@
+; RUN: llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s | FileCheck %s
+target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-v128:128:128-n32:64"
+target triple = "powerpc64-unknown-linux-gnu"
+
+%struct.s = type { i32, i32 }
+
+declare void @bar(i32*, i32*) #0
+
+define void @goo(%struct.s* byval nocapture readonly %a, i32 signext %n) #0 {
+entry:
+  %0 = zext i32 %n to i64
+  %vla = alloca i32, i64 %0, align 128
+  %vla1 = alloca i32, i64 %0, align 128
+  %a2 = getelementptr inbounds %struct.s* %a, i64 0, i32 0
+  %1 = load i32* %a2, align 4, !tbaa !0
+  store i32 %1, i32* %vla1, align 128, !tbaa !0
+  %b = getelementptr inbounds %struct.s* %a, i64 0, i32 1
+  %2 = load i32* %b, align 4, !tbaa !0
+  %arrayidx3 = getelementptr inbounds i32* %vla1, i64 1
+  store i32 %2, i32* %arrayidx3, align 4, !tbaa !0
+  call void @bar(i32* %vla1, i32* %vla) #0
+  ret void
+
+; CHECK-LABEL: @goo
+
+; CHECK-DAG: li [[REG1:[0-9]+]], -128
+; CHECK-DAG: neg [[REG2:[0-9]+]],
+; CHECK: and [[REG1]], [[REG2]], [[REG1]]
+; CHECK: stdux {{[0-9]+}}, 1, [[REG1]]
+
+; CHECK: blr
+
+}
+
+attributes #0 = { nounwind }
+
+!0 = metadata !{metadata !"int", metadata !1}
+!1 = metadata !{metadata !"omnipotent char", metadata !2}
+!2 = metadata !{metadata !"Simple C/C++ TBAA"}