Add some more Thumb2 multiplication instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74889 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 10 insertions, 0 deletions

diff --git a/test/CodeGen/Thumb2/thumb2-smla.ll b/test/CodeGen/Thumb2/thumb2-smla.ll
new file mode 100644
index 0000000..0c65f23
--- /dev/null
+++ b/test/CodeGen/Thumb2/thumb2-smla.ll
@@ -0,0 +1,10 @@
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \
+; RUN:   grep smlabt | count 1
+
+define i32 @f3(i32 %a, i16 %x, i32 %y) {
+        %tmp = sext i16 %x to i32               ; <i32> [#uses=1]
+        %tmp2 = ashr i32 %y, 16         ; <i32> [#uses=1]
+        %tmp3 = mul i32 %tmp2, %tmp             ; <i32> [#uses=1]
+        %tmp5 = add i32 %tmp3, %a               ; <i32> [#uses=1]
+        ret i32 %tmp5
+}