Lower stacksave and restore intrinsics.

crosstest/test_stacksave.h

Index: crosstest/test_stacksave.h
diff --git a/crosstest/test_stacksave.h b/crosstest/test_stacksave.h
new file mode 100644
index 0000000000000000000000000000000000000000..8d0af0140ce46885ba7e2add7a10db328ecb7053
--- /dev/null
+++ b/crosstest/test_stacksave.h
@@ -0,0 +1,26 @@
+//===- subzero/crosstest/test_stacksave.h - Test prototypes -----*- C++ -*-===//
+//
+//                        The Subzero Code Generator
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the function prototypes for cross testing
+// stacksave and stackrestore intrinsics.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef TEST_STACKSAVE_H
+#define TEST_STACKSAVE_H
+
+#define DECLARE_TESTS(PREFIX)                                            \
+  uint32_t PREFIX##test_basic_vla(uint32_t size, uint32_t start,         \
+                                  uint32_t inc);                         \
+  uint32_t PREFIX##test_vla_in_loop(uint32_t size, uint32_t start,       \
+                                    uint32_t inc);                       \
+  uint32_t PREFIX##test_two_vlas_in_loops(uint32_t size, uint32_t start, \
+                                          uint32_t inc);
+
+#endif