ARM test cases contributed by Apple.

llvm-svn: 33354

1 files changed, 75 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/ARM/uxtb.ll b/llvm/test/CodeGen/ARM/uxtb.ll
new file mode 100644
index 00000000000..fcd0a23fe7c
--- /dev/null
+++ b/llvm/test/CodeGen/ARM/uxtb.ll
@@ -0,0 +1,75 @@
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm &&
+; RUN: llvm-upgrade < %s | llvm-as | llc -march=arm -mattr=+v6 | grep uxt | wc -l | grep 10
+
+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
+}
+