fast-isel sret calls, try 2.  We actually do need to do something on x86-32. rdar://problem/9303592 .

llvm-svn: 130429
diff --git a/llvm/test/CodeGen/X86/fast-isel-x86.ll b/llvm/test/CodeGen/X86/fast-isel-x86.ll
index fba9671..19972f7 100644
--- a/llvm/test/CodeGen/X86/fast-isel-x86.ll
+++ b/llvm/test/CodeGen/X86/fast-isel-x86.ll
@@ -31,3 +31,18 @@
   %t = load i32* @HHH
   ret i32 %t
 }
+
+; Check that we fast-isel sret, and handle the callee-pops behavior correctly.
+%struct.a = type { i64, i64, i64 }
+define void @test3() nounwind ssp {
+entry:
+  %tmp = alloca %struct.a, align 8
+  call void @test3sret(%struct.a* sret %tmp)
+  ret void
+; CHECK: test3:
+; CHECK: subl $44
+; CHECK: leal 16(%esp)
+; CHECK: calll _test3sret
+; CHECK: addl $40
+}
+declare void @test3sret(%struct.a* sret)