1 files changed, 78 insertions, 0 deletions
diff --git a/test/CodeGen/PowerPC/pr22711.ll b/test/CodeGen/PowerPC/pr22711.ll
new file mode 100644
index 0000000..fb1e971
--- /dev/null
+++ b/test/CodeGen/PowerPC/pr22711.ll
@@ -0,0 +1,78 @@
+; Verify that the .toc section is aligned on an 8-byte boundary.
+
+; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 -filetype=obj -o - | llvm-readobj --sections | FileCheck %s
+
+define void @test(i32* %a) {
+entry:
+  %a.addr = alloca i32*, align 8
+  store i32* %a, i32** %a.addr, align 8
+  %0 = load i32*,  i32** %a.addr, align 8
+  %incdec.ptr = getelementptr inbounds i32, i32* %0, i32 1
+  store i32* %incdec.ptr, i32** %a.addr, align 8
+  %1 = load i32,  i32* %0, align 4
+  switch i32 %1, label %sw.epilog [
+    i32 17, label %sw.bb
+    i32 13, label %sw.bb1
+    i32 11, label %sw.bb2
+    i32 7, label %sw.bb3
+    i32 5, label %sw.bb4
+    i32 3, label %sw.bb5
+    i32 2, label %sw.bb6
+  ]
+
+sw.bb:                                            ; preds = %entry
+  %2 = load i32*,  i32** %a.addr, align 8
+  store i32 2, i32* %2, align 4
+  br label %sw.epilog
+
+sw.bb1:                                           ; preds = %entry
+  %3 = load i32*,  i32** %a.addr, align 8
+  store i32 3, i32* %3, align 4
+  br label %sw.epilog
+
+sw.bb2:                                           ; preds = %entry
+  %4 = load i32*,  i32** %a.addr, align 8
+  store i32 5, i32* %4, align 4
+  br label %sw.epilog
+
+sw.bb3:                                           ; preds = %entry
+  %5 = load i32*,  i32** %a.addr, align 8
+  store i32 7, i32* %5, align 4
+  br label %sw.epilog
+
+sw.bb4:                                           ; preds = %entry
+  %6 = load i32*,  i32** %a.addr, align 8
+  store i32 11, i32* %6, align 4
+  br label %sw.epilog
+
+sw.bb5:                                           ; preds = %entry
+  %7 = load i32*,  i32** %a.addr, align 8
+  store i32 13, i32* %7, align 4
+  br label %sw.epilog
+
+sw.bb6:                                           ; preds = %entry
+  %8 = load i32*,  i32** %a.addr, align 8
+  store i32 17, i32* %8, align 4
+  br label %sw.epilog
+
+sw.epilog:                                        ; preds = %entry, %sw.bb6, %sw.bb5, %sw.bb4, %sw.bb3, %sw.bb2, %sw.bb1, %sw.bb
+  ret void
+}
+
+; CHECK: Name: .toc
+; CHECK: AddressAlignment: 8
+; CHECK: Name: .rela.toc
+
+; This test was generated from the following from PR22711:
+
+;void test(int *a) {
+;  switch (*a++) {
+;  case 17: *a =  2; break;
+;  case 13: *a =  3; break;
+;  case 11: *a =  5; break;
+;  case  7: *a =  7; break;
+;  case  5: *a = 11; break;
+;  case  3: *a = 13; break;
+;  case  2: *a = 17; break;
+;  }
+;}