Add a test case for left shift by 1. We should not be using lea for this.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26431 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/shift-one.ll b/test/CodeGen/X86/shift-one.ll
new file mode 100644 (file)
index 0000000..07449e4
--- /dev/null
+++ b/test/CodeGen/X86/shift-one.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc -march=x86 | not grep 'leal'
+
+%x = external global int
+
+int %test() {
+       %tmp.0 = load int* %x
+       %tmp.1 = shl int %tmp.0, ubyte 1
+       ret int %tmp.1
+}