new testcase for the 'ret double folding with load' opzn

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25868 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/sse-load-ret.ll b/test/CodeGen/X86/sse-load-ret.ll
new file mode 100644 (file)
index 0000000..71372d0
--- /dev/null
+++ b/test/CodeGen/X86/sse-load-ret.ll
@@ -0,0 +1,19 @@
+; RUN: llvm-as < %s | llc -march=x86 -mcpu=yonah -enable-x86-sse &&
+; RUN: llvm-as < %s | llc -march=x86 -mcpu=yonah -enable-x86-sse | not grep movss
+; RUN: llvm-as < %s | llc -march=x86 -mcpu=yonah -enable-x86-sse | not grep xmm
+
+double %test1(double *%P) {
+       %X = load double* %P
+       ret double %X
+}
+
+double %test2() {
+       ret double 1234.56
+}
+
+; FIXME: Todo
+;double %test3(bool %B) {
+;      %C = select bool %B, double 123.412, double 523.01123123
+;      ret double %C
+;}
+