1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGen/X86/fp-stack-ret.ll b/test/CodeGen/X86/fp-stack-ret.ll
new file mode 100644
index 0000000..c83a0cb
--- /dev/null
+++ b/test/CodeGen/X86/fp-stack-ret.ll
@@ -0,0 +1,25 @@
+; RUN: llc < %s -mtriple=i686-apple-darwin8 -mcpu=yonah -march=x86 > %t
+; RUN: grep fldl %t | count 1
+; RUN: not grep xmm %t
+; RUN: grep {sub.*esp} %t | count 1
+
+; These testcases shouldn't require loading into an XMM register then storing 
+; to memory, then reloading into an FPStack reg.
+
+define double @test1(double *%P) {
+        %A = load double* %P
+        ret double %A
+}
+
+; fastcc should return a value 
+define fastcc double @test2(<2 x double> %A) {
+	%B = extractelement <2 x double> %A, i32 0
+	ret double %B
+}
+
+define fastcc double @test3(<4 x float> %A) {
+	%B = bitcast <4 x float> %A to <2 x double>
+	%C = call fastcc double @test2(<2 x double> %B)
+	ret double %C
+}
+