--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/CodeGen/AArch64/sdivpow2.ll	Mon Sep 08 22:06:00 2014 +0900
@@ -0,0 +1,61 @@
+; RUN: llc -mtriple=arm64-linux-gnu -o - %s | FileCheck %s
+
+define i32 @test1(i32 %x) {
+; CHECK-LABEL: test1
+; CHECK: add w8, w0, #7
+; CHECK: cmp w0, #0
+; CHECK: csel w8, w8, w0, lt
+; CHECK: asr w0, w8, #3
+  %div = sdiv i32 %x, 8
+  ret i32 %div
+}
+
+define i32 @test2(i32 %x) {
+; CHECK-LABEL: test2
+; CHECK: add w8, w0, #7
+; CHECK: cmp w0, #0
+; CHECK: csel w8, w8, w0, lt
+; CHECK: neg w0, w8, asr #3
+  %div = sdiv i32 %x, -8
+  ret i32 %div
+}
+
+define i32 @test3(i32 %x) {
+; CHECK-LABEL: test3
+; CHECK: add w8, w0, #31
+; CHECK: cmp w0, #0
+; CHECK: csel w8, w8, w0, lt
+; CHECK: asr w0, w8, #5
+  %div = sdiv i32 %x, 32
+  ret i32 %div
+}
+
+define i64 @test4(i64 %x) {
+; CHECK-LABEL: test4
+; CHECK: add x8, x0, #7
+; CHECK: cmp x0, #0
+; CHECK: csel x8, x8, x0, lt
+; CHECK: asr x0, x8, #3
+  %div = sdiv i64 %x, 8
+  ret i64 %div
+}
+
+define i64 @test5(i64 %x) {
+; CHECK-LABEL: test5
+; CHECK: add x8, x0, #7
+; CHECK: cmp x0, #0
+; CHECK: csel x8, x8, x0, lt
+; CHECK: neg x0, x8, asr #3
+  %div = sdiv i64 %x, -8
+  ret i64 %div
+}
+
+define i64 @test6(i64 %x) {
+; CHECK-LABEL: test6
+; CHECK: add x8, x0, #63
+; CHECK: cmp x0, #0
+; CHECK: csel x8, x8, x0, lt
+; CHECK: asr x0, x8, #6
+  %div = sdiv i64 %x, 64
+  ret i64 %div
+}