new testcase. There should be no accesses to the stack for these functions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26444 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/PowerPC/fp-int-fp.ll b/test/CodeGen/PowerPC/fp-int-fp.ll
new file mode 100644 (file)
index 0000000..93ca947
--- /dev/null
+++ b/test/CodeGen/PowerPC/fp-int-fp.ll
@@ -0,0 +1,27 @@
+; RUN: llvm-as < %s | llc -march=ppc32 -mcpu=g5 &&
+; RUN: llvm-as < %s | llc -march=ppc32 -mcpu=g5 | not grep r1
+
+double %test1(double %X) {
+        %Y = cast double %X to long
+        %Z = cast long %Y to double
+        ret double %Z
+}
+
+float %test2(double %X) {
+        %Y = cast double %X to long
+        %Z = cast long %Y to float
+        ret float %Z
+}
+
+double %test3(float %X) {
+        %Y = cast float %X to long
+        %Z = cast long %Y to double
+        ret double %Z
+}
+
+float %test4(float %X) {
+        %Y = cast float %X to long
+        %Z = cast long %Y to float
+        ret float %Z
+}
+