It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/ARM/uxtb.ll b/test/CodeGen/ARM/uxtb.ll
new file mode 100644
index 0000000..86c99da
--- /dev/null
+++ b/test/CodeGen/ARM/uxtb.ll
@@ -0,0 +1,76 @@
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 | \
+; RUN: grep uxt | wc -l | grep 10
+; END.
+
+uint %test1(uint %x) {
+ %tmp1 = and uint %x, 16711935 ; <uint> [#uses=1]
+ ret uint %tmp1
+}
+
+uint %test2(uint %x) {
+ %tmp1 = shr uint %x, ubyte 8 ; <uint> [#uses=1]
+ %tmp2 = and uint %tmp1, 16711935 ; <uint> [#uses=1]
+ ret uint %tmp2
+}
+
+uint %test3(uint %x) {
+ %tmp1 = shr uint %x, ubyte 8 ; <uint> [#uses=1]
+ %tmp2 = and uint %tmp1, 16711935 ; <uint> [#uses=1]
+ ret uint %tmp2
+}
+
+uint %test4(uint %x) {
+ %tmp1 = shr uint %x, ubyte 8 ; <uint> [#uses=1]
+ %tmp6 = and uint %tmp1, 16711935 ; <uint> [#uses=1]
+ ret uint %tmp6
+}
+
+uint %test5(uint %x) {
+ %tmp1 = shr uint %x, ubyte 8 ; <uint> [#uses=1]
+ %tmp2 = and uint %tmp1, 16711935 ; <uint> [#uses=1]
+ ret uint %tmp2
+}
+
+uint %test6(uint %x) {
+ %tmp1 = shr uint %x, ubyte 16 ; <uint> [#uses=1]
+ %tmp2 = and uint %tmp1, 255 ; <uint> [#uses=1]
+ %tmp4 = shl uint %x, ubyte 16 ; <uint> [#uses=1]
+ %tmp5 = and uint %tmp4, 16711680 ; <uint> [#uses=1]
+ %tmp6 = or uint %tmp2, %tmp5 ; <uint> [#uses=1]
+ ret uint %tmp6
+}
+
+uint %test7(uint %x) {
+ %tmp1 = shr uint %x, ubyte 16 ; <uint> [#uses=1]
+ %tmp2 = and uint %tmp1, 255 ; <uint> [#uses=1]
+ %tmp4 = shl uint %x, ubyte 16 ; <uint> [#uses=1]
+ %tmp5 = and uint %tmp4, 16711680 ; <uint> [#uses=1]
+ %tmp6 = or uint %tmp2, %tmp5 ; <uint> [#uses=1]
+ ret uint %tmp6
+}
+
+uint %test8(uint %x) {
+ %tmp1 = shl uint %x, ubyte 8 ; <uint> [#uses=1]
+ %tmp2 = and uint %tmp1, 16711680 ; <uint> [#uses=1]
+ %tmp5 = shr uint %x, ubyte 24 ; <uint> [#uses=1]
+ %tmp6 = or uint %tmp2, %tmp5 ; <uint> [#uses=1]
+ ret uint %tmp6
+}
+
+uint %test9(uint %x) {
+ %tmp1 = shr uint %x, ubyte 24 ; <uint> [#uses=1]
+ %tmp4 = shl uint %x, ubyte 8 ; <uint> [#uses=1]
+ %tmp5 = and uint %tmp4, 16711680 ; <uint> [#uses=1]
+ %tmp6 = or uint %tmp5, %tmp1 ; <uint> [#uses=1]
+ ret uint %tmp6
+}
+
+uint %test10(uint %p0) {
+ %tmp1 = shr uint %p0, ubyte 7 ; <uint> [#uses=1]
+ %tmp2 = and uint %tmp1, 16253176 ; <uint> [#uses=2]
+ %tmp4 = shr uint %tmp2, ubyte 5 ; <uint> [#uses=1]
+ %tmp5 = and uint %tmp4, 458759 ; <uint> [#uses=1]
+ %tmp7 = or uint %tmp5, %tmp2 ; <uint> [#uses=1]
+ ret uint %tmp7
+}
+