1 files changed, 22 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/mulx32.ll b/llvm/test/CodeGen/X86/mulx32.ll
new file mode 100644
index 00000000000..6a6450d500e
--- /dev/null
+++ b/llvm/test/CodeGen/X86/mulx32.ll
@@ -0,0 +1,22 @@
+; RUN: llc -mcpu=core-avx2 -march=x86 < %s | FileCheck %s
+
+define i64 @f1(i32 %a, i32 %b) {
+  %x = zext i32 %a to i64
+  %y = zext i32 %b to i64
+  %r = mul i64 %x, %y
+; CHECK: f1
+; CHECK: mulxl
+; CHECK: ret
+  ret i64 %r
+}
+
+define i64 @f2(i32 %a, i32* %p) {
+  %b = load i32* %p
+  %x = zext i32 %a to i64
+  %y = zext i32 %b to i64
+  %r = mul i64 %x, %y
+; CHECK: f1
+; CHECK: mulxl ({{.+}}), %{{.+}}, %{{.+}}
+; CHECK: ret
+  ret i64 %r
+}