These don't need to be sdivs.

llvm-svn: 23661

llvm/test/Regression/CodeGen/PowerPC/div-2.ll

@@ -1,8 +1,29 @@
 ; RUN: llvm-as < %s | llc -march=ppc32 | not grep srawi &&
 ; RUN: llvm-as < %s | llc -march=ppc32 | grep blr
 
-int %test(int %X) {
+int %test1(int %X) {
 	%Y = and int %X, 15
 	%Z = div int %Y, 4
 	ret int %Z
 }
+
+int %test2(int %W) {
+	%X = and int %W, 15
+	%Y = sub int 16, %X
+	%Z = div int %Y, 4
+	ret int %Z
+}
+
+int %test3(int %W) {
+	%X = and int %W, 15
+	%Y = sub int 15, %X
+	%Z = div int %Y, 4
+	ret int %Z
+}
+
+int %test4(int %W) {
+	%X = and int %W, 2
+	%Y = sub int 5, %X
+	%Z = div int %Y, 2
+	ret int %Z
+}