Initial skeleton of Subzero.

IceTypes.cpp

Index: IceTypes.cpp
diff --git a/IceTypes.cpp b/IceTypes.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..c9ea903de94388ef919fb9bfb6f1af59377c83ea
--- /dev/null
+++ b/IceTypes.cpp
@@ -0,0 +1,68 @@
+/* Copyright 2014 The Native Client Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can
+ * be found in the LICENSE file.
+ */
+
+#include "IceDefs.h"
+#include "IceTypes.h"
+
+uint32_t iceTypeWidth(IceType T) {
+  switch (T) {
+  case IceType_i1:
+    return 1;
+  case IceType_i8:
+    return 1;
+  case IceType_i16:
+    return 2;
+  case IceType_i32:
+    return 4;
+  case IceType_i64:
+    return 8;
+  case IceType_f32:
+    return 4;
+  case IceType_f64:
+    return 8;
+  case IceType_void:
+  case IceType_NUM:
+    break;
+  }
+  assert(0 && "Invalid type for iceTypeWidth()");
+  return 0;
+}
+
+// ======================== Dump routines ======================== //
+
+IceOstream &operator<<(IceOstream &Str, IceType T) {
+  switch (T) {
+  case IceType_void:
+    Str << "void";
+    return Str;
+  case IceType_i1:
+    Str << "i1";
+    return Str;
+  case IceType_i8:
+    Str << "i8";
+    return Str;
+  case IceType_i16:
+    Str << "i16";
+    return Str;
+  case IceType_i32:
+    Str << "i32";
+    return Str;
+  case IceType_i64:
+    Str << "i64";
+    return Str;
+  case IceType_f32:
+    Str << "float";
+    return Str;
+  case IceType_f64:
+    Str << "double";
+    return Str;
+  case IceType_NUM:
+  default:
+    assert(0 && "Invalid type for printing");
+    break;
+  }
+  Str << "???";
+  return Str;
+}