add some tests for floating point arithmetic

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30840 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/ARM/fparith.ll b/test/CodeGen/ARM/fparith.ll
new file mode 100644 (file)
index 0000000..abf4426
--- /dev/null
+++ b/test/CodeGen/ARM/fparith.ll
@@ -0,0 +1,29 @@
+; RUN: llvm-as < %s | llc -march=arm &&
+; RUN: llvm-as < %s | llc -march=arm | grep fadds &&
+; RUN: llvm-as < %s | llc -march=arm | grep faddd &&
+; RUN: llvm-as < %s | llc -march=arm | grep fmuls &&
+; RUN: llvm-as < %s | llc -march=arm | grep fmuld
+
+float %f(float %a, float %b) {
+entry:
+       %tmp = add float %a, %b
+       ret float %tmp
+}
+
+double %g(double %a, double %b) {
+entry:
+       %tmp = add double %a, %b
+       ret double %tmp
+}
+
+float %h(float %a, float %b) {
+entry:
+       %tmp = mul float %a, %b
+       ret float %tmp
+}
+
+double %i(double %a, double %b) {
+entry:
+       %tmp = mul double %a, %b
+       ret double %tmp
+}