1 files changed, 28 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-ldr_pre.ll b/test/CodeGen/Thumb2/thumb2-ldr_pre.ll
new file mode 100644
index 0000000000000..f773e6331bfee
--- /dev/null
+++ b/test/CodeGen/Thumb2/thumb2-ldr_pre.ll
@@ -0,0 +1,28 @@
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \
+; RUN:   grep {ldr.*\\!} | count 3
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \
+; RUN:   grep {ldrsb.*\\!} | count 1
+
+define i32* @test1(i32* %X, i32* %dest) {
+        %Y = getelementptr i32* %X, i32 4               ; <i32*> [#uses=2]
+        %A = load i32* %Y               ; <i32> [#uses=1]
+        store i32 %A, i32* %dest
+        ret i32* %Y
+}
+
+define i32 @test2(i32 %a, i32 %b) {
+        %tmp1 = sub i32 %a, 64          ; <i32> [#uses=2]
+        %tmp2 = inttoptr i32 %tmp1 to i32*              ; <i32*> [#uses=1]
+        %tmp3 = load i32* %tmp2         ; <i32> [#uses=1]
+        %tmp4 = sub i32 %tmp1, %b               ; <i32> [#uses=1]
+        %tmp5 = add i32 %tmp4, %tmp3            ; <i32> [#uses=1]
+        ret i32 %tmp5
+}
+
+define i8* @test3(i8* %X, i32* %dest) {
+        %tmp1 = getelementptr i8* %X, i32 4
+        %tmp2 = load i8* %tmp1
+        %tmp3 = sext i8 %tmp2 to i32
+        store i32 %tmp3, i32* %dest
+        ret i8* %tmp1
+}