3 files changed, 53 insertions, 0 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-mulhi.ll b/test/CodeGen/Thumb2/thumb2-mulhi.ll
new file mode 100644
index 0000000..7b41509
--- /dev/null
+++ b/test/CodeGen/Thumb2/thumb2-mulhi.ll
@@ -0,0 +1,20 @@
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep smmul | count 1
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | grep umull | count 1
+
+define i32 @smulhi(i32 %x, i32 %y) {
+        %tmp = sext i32 %x to i64               ; <i64> [#uses=1]
+        %tmp1 = sext i32 %y to i64              ; <i64> [#uses=1]
+        %tmp2 = mul i64 %tmp1, %tmp             ; <i64> [#uses=1]
+        %tmp3 = lshr i64 %tmp2, 32              ; <i64> [#uses=1]
+        %tmp3.upgrd.1 = trunc i64 %tmp3 to i32          ; <i32> [#uses=1]
+        ret i32 %tmp3.upgrd.1
+}
+
+define i32 @umulhi(i32 %x, i32 %y) {
+        %tmp = zext i32 %x to i64               ; <i64> [#uses=1]
+        %tmp1 = zext i32 %y to i64              ; <i64> [#uses=1]
+        %tmp2 = mul i64 %tmp1, %tmp             ; <i64> [#uses=1]
+        %tmp3 = lshr i64 %tmp2, 32              ; <i64> [#uses=1]
+        %tmp3.upgrd.2 = trunc i64 %tmp3 to i32          ; <i32> [#uses=1]
+        ret i32 %tmp3.upgrd.2
+}
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
+}
diff --git a/test/CodeGen/Thumb2/thumb2-smul.ll b/test/CodeGen/Thumb2/thumb2-smul.ll
new file mode 100644
index 0000000..ebbb982
--- /dev/null
+++ b/test/CodeGen/Thumb2/thumb2-smul.ll
@@ -0,0 +1,23 @@
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \
+; RUN:   grep smulbt | count 1
+; RUN: llvm-as < %s | llc -march=thumb -mattr=+thumb2 | \
+; RUN:   grep smultt | count 1
+
+@x = weak global i16 0          ; <i16*> [#uses=1]
+@y = weak global i16 0          ; <i16*> [#uses=0]
+
+define i32 @f1(i32 %y) {
+        %tmp = load i16* @x             ; <i16> [#uses=1]
+        %tmp1 = add i16 %tmp, 2         ; <i16> [#uses=1]
+        %tmp2 = sext i16 %tmp1 to i32           ; <i32> [#uses=1]
+        %tmp3 = ashr i32 %y, 16         ; <i32> [#uses=1]
+        %tmp4 = mul i32 %tmp2, %tmp3            ; <i32> [#uses=1]
+        ret i32 %tmp4
+}
+
+define i32 @f2(i32 %x, i32 %y) {
+        %tmp1 = ashr i32 %x, 16         ; <i32> [#uses=1]
+        %tmp3 = ashr i32 %y, 16         ; <i32> [#uses=1]
+        %tmp4 = mul i32 %tmp3, %tmp1            ; <i32> [#uses=1]
+        ret i32 %tmp4
+}