From d45931972c0358f2c20eb75a70f1a9bb7fde66d4 Mon Sep 17 00:00:00 2001
From: Alexey Prokhin <alexey.prokhin@yandex.ru>
Date: Sun, 28 Jul 2013 22:51:27 +0400
Subject: [PATCH] Move Target implementation out of dmdfe

---
 dmd2/target.c  | 125 -------------------------------------------------
 gen/target.cpp |  53 +++++++++++++++++++++
 2 files changed, 53 insertions(+), 125 deletions(-)
 delete mode 100644 dmd2/target.c
 create mode 100644 gen/target.cpp

diff --git a/dmd2/target.c b/dmd2/target.c
deleted file mode 100644
index 8420547101..0000000000
--- a/dmd2/target.c
+++ /dev/null
@@ -1,125 +0,0 @@
-
-// Copyright (c) 2013 by Digital Mars
-// All Rights Reserved
-// written by Iain Buclaw
-// http://www.digitalmars.com
-// License for redistribution is by either the Artistic License
-// in artistic.txt, or the GNU General Public License in gnu.txt.
-// See the included readme.txt for details.
-
-#include <assert.h>
-
-#include "target.h"
-#include "mars.h"
-#include "mtype.h"
-
-#if IN_LLVM
-unsigned GetTypeAlignment(Type* t);
-unsigned GetPointerSize();
-unsigned GetTypeStoreSize(Type* t);
-unsigned GetTypeAllocSize(Type* t);
-#endif
-
-int Target::ptrsize;
-int Target::realsize;
-int Target::realpad;
-int Target::realalignsize;
-
-void Target::init()
-{
-#if IN_LLVM
-    ptrsize = GetPointerSize();
-    realsize = GetTypeAllocSize(Type::basic[Tfloat80]);
-    realpad = realsize - GetTypeStoreSize(Type::basic[Tfloat80]);
-    realalignsize = GetTypeAlignment(Type::basic[Tfloat80]);
-#else
-    // These have default values for 32 bit code, they get
-    // adjusted for 64 bit code.
-    ptrsize = 4;
-
-    if (global.params.isLinux || global.params.isFreeBSD
-        || global.params.isOpenBSD || global.params.isSolaris)
-    {
-        realsize = 12;
-        realpad = 2;
-        realalignsize = 4;
-    }
-    else if (global.params.isOSX)
-    {
-        realsize = 16;
-        realpad = 6;
-        realalignsize = 16;
-    }
-    else if (global.params.isWindows)
-    {
-        realsize = 10;
-        realpad = 0;
-        realalignsize = 2;
-    }
-    else
-        assert(0);
-
-    if (global.params.is64bit)
-    {
-        ptrsize = 8;
-        if (global.params.isLinux || global.params.isFreeBSD || global.params.isSolaris)
-        {
-            realsize = 16;
-            realpad = 6;
-            realalignsize = 16;
-        }
-    }
-#endif
-}
-
-/******************************
- * Return memory alignment size of type.
- */
-
-unsigned Target::alignsize (Type* type)
-{
-    assert (type->isTypeBasic());
-
-#if IN_LLVM
-    if (type->ty == Tvoid) return 1;
-    return GetTypeAlignment(type);
-#else
-    switch (type->ty)
-    {
-        case Tfloat80:
-        case Timaginary80:
-        case Tcomplex80:
-            return Target::realalignsize;
-
-        case Tcomplex32:
-            if (global.params.isLinux || global.params.isOSX || global.params.isFreeBSD
-                || global.params.isOpenBSD || global.params.isSolaris)
-                return 4;
-            break;
-
-        case Tint64:
-        case Tuns64:
-        case Tfloat64:
-        case Timaginary64:
-        case Tcomplex64:
-            if (global.params.isLinux || global.params.isOSX || global.params.isFreeBSD
-                || global.params.isOpenBSD || global.params.isSolaris)
-                return global.params.is64bit ? 8 : 4;
-            break;
-
-        default:
-            break;
-    }
-    return type->size(Loc());
-#endif
-}
-
-/******************************
- * Return field alignment size of type.
- */
-
-unsigned Target::fieldalign (Type* type)
-{
-    // LDC_FIXME: Verify this.
-    return type->alignsize();
-}
diff --git a/gen/target.cpp b/gen/target.cpp
new file mode 100644
index 0000000000..f4babdfad1
--- /dev/null
+++ b/gen/target.cpp
@@ -0,0 +1,53 @@
+//===-- target.cpp -------------------------------------------------------===//
+//
+//                         LDC – the LLVM D compiler
+//
+// This file is distributed under the BSD-style LDC license. See the LICENSE
+// file for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include <assert.h>
+
+#include "target.h"
+#include "mars.h"
+#include "mtype.h"
+
+unsigned GetTypeAlignment(Type* t);
+unsigned GetPointerSize();
+unsigned GetTypeStoreSize(Type* t);
+unsigned GetTypeAllocSize(Type* t);
+
+int Target::ptrsize;
+int Target::realsize;
+int Target::realpad;
+int Target::realalignsize;
+
+void Target::init()
+{
+    ptrsize = GetPointerSize();
+    realsize = GetTypeAllocSize(Type::basic[Tfloat80]);
+    realpad = realsize - GetTypeStoreSize(Type::basic[Tfloat80]);
+    realalignsize = GetTypeAlignment(Type::basic[Tfloat80]);
+}
+
+/******************************
+ * Return memory alignment size of type.
+ */
+
+unsigned Target::alignsize (Type* type)
+{
+    assert (type->isTypeBasic());
+    if (type->ty == Tvoid) return 1;
+    return GetTypeAlignment(type);
+}
+
+/******************************
+ * Return field alignment size of type.
+ */
+
+unsigned Target::fieldalign (Type* type)
+{
+    // LDC_FIXME: Verify this.
+    return type->alignsize();
+}