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-rw-r--r--test/CodeGen/Thumb2/thumb2-mov2.ll65
1 files changed, 65 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-mov2.ll b/test/CodeGen/Thumb2/thumb2-mov2.ll
new file mode 100644
index 0000000..d2f8c0b
--- /dev/null
+++ b/test/CodeGen/Thumb2/thumb2-mov2.ll
@@ -0,0 +1,65 @@
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep movt | grep #1234
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep mov | grep movt
+
+define i32 @t2MOVTi16_ok_1(i32 %a) {
+ %1 = and i32 %a, 65535
+ %2 = shl i32 1234, 16
+ %3 = or i32 %1, %2
+
+ ret i32 %3
+}
+
+define i32 @t2MOVTi16_test_1(i32 %a) {
+ %1 = shl i32 255, 8
+ %2 = shl i32 1234, 8
+ %3 = or i32 %1, 255 ; This give us 0xFFFF in %3
+ %4 = shl i32 %2, 8 ; This gives us (1234 << 16) in %4
+ %5 = and i32 %a, %3
+ %6 = or i32 %4, %5
+
+ ret i32 %6
+}
+
+define i32 @t2MOVTi16_test_2(i32 %a) {
+ %1 = shl i32 255, 8
+ %2 = shl i32 1234, 8
+ %3 = or i32 %1, 255 ; This give us 0xFFFF in %3
+ %4 = shl i32 %2, 6
+ %5 = and i32 %a, %3
+ %6 = shl i32 %4, 2 ; This gives us (1234 << 16) in %6
+ %7 = or i32 %5, %6
+
+ ret i32 %7
+}
+
+define i32 @t2MOVTi16_test_3(i32 %a) {
+ %1 = shl i32 255, 8
+ %2 = shl i32 1234, 8
+ %3 = or i32 %1, 255 ; This give us 0xFFFF in %3
+ %4 = shl i32 %2, 6
+ %5 = and i32 %a, %3
+ %6 = shl i32 %4, 2 ; This gives us (1234 << 16) in %6
+ %7 = lshr i32 %6, 6
+ %8 = shl i32 %7, 6
+ %9 = or i32 %5, %8
+
+ ret i32 %9
+}
+
+define i32 @t2MOVTi16_test_nomatch_1(i32 %a) {
+ %1 = shl i32 255, 8
+ %2 = shl i32 1234, 8
+ %3 = or i32 %1, 255 ; This give us 0xFFFF in %3
+ %4 = shl i32 %2, 6
+ %5 = and i32 %a, %3
+ %6 = shl i32 %4, 2 ; This gives us (1234 << 16) in %6
+ %7 = lshr i32 %6, 3
+ %8 = or i32 %5, %7
+
+ ret i32 %8
+}
+
+