new testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33023 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/unsafe-math.ll b/test/CodeGen/PowerPC/unsafe-math.ll
new file mode 100644 (file)
index 0000000..29a4598
--- /dev/null
+++ b/test/CodeGen/PowerPC/unsafe-math.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc -march=ppc32 | grep fmul | wc -l | grep 2 &&
+; RUN: llvm-as < %s | llc -march=ppc32 -enable-unsafe-fp-math | grep fmul | wc -l | grep 1
+
+define double %foo(double %X) {
+        %tmp1 = mul double %X, 1.23
+        %tmp2 = mul double %tmp1, 4.124
+        ret double %tmp2
+}
+