Hexagon: Use multiclass for aslh, asrh, sxtb, sxth, zxtb and zxth.

llvm-svn: 178032

1 files changed, 21 insertions, 0 deletions

diff --git a/llvm/test/CodeGen/Hexagon/ashift-left-right.ll b/llvm/test/CodeGen/Hexagon/ashift-left-right.ll
new file mode 100644
index 00000000000..7c41bc7bbf3
--- /dev/null
+++ b/llvm/test/CodeGen/Hexagon/ashift-left-right.ll
@@ -0,0 +1,21 @@
+; RUN: llc -march=hexagon -mcpu=hexagonv4 < %s | FileCheck %s
+
+define i32 @foo(i32 %a, i32 %b) nounwind readnone {
+; CHECK: lsl
+; CHECK: aslh
+entry:
+  %shl1 = shl i32 16, %a
+  %shl2 = shl i32 %b, 16
+  %ret = mul i32 %shl1, %shl2
+  ret i32 %ret
+}
+
+define i32 @bar(i32 %a, i32 %b) nounwind readnone {
+; CHECK: asrh
+; CHECK: lsr
+entry:
+  %shl1 = ashr i32 16, %a
+  %shl2 = ashr i32 %b, 16
+  %ret = mul i32 %shl1, %shl2
+  ret i32 %ret
+}