Add R600 backend
A new backend supporting AMD GPUs: Radeon HD2XXX - HD7XXX
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@169915 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/R600/AMDILDeviceInfo.cpp b/lib/Target/R600/AMDILDeviceInfo.cpp
new file mode 100644
index 0000000..9605fbe
--- /dev/null
+++ b/lib/Target/R600/AMDILDeviceInfo.cpp
@@ -0,0 +1,94 @@
+//===-- AMDILDeviceInfo.cpp - AMDILDeviceInfo class -----------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//==-----------------------------------------------------------------------===//
+//
+/// \file
+/// \brief Function that creates DeviceInfo from a device name and other information.
+//
+//==-----------------------------------------------------------------------===//
+#include "AMDILDevices.h"
+#include "AMDGPUSubtarget.h"
+
+using namespace llvm;
+namespace llvm {
+namespace AMDGPUDeviceInfo {
+
+AMDGPUDevice* getDeviceFromName(const std::string &deviceName,
+ AMDGPUSubtarget *ptr,
+ bool is64bit, bool is64on32bit) {
+ if (deviceName.c_str()[2] == '7') {
+ switch (deviceName.c_str()[3]) {
+ case '1':
+ return new AMDGPU710Device(ptr);
+ case '7':
+ return new AMDGPU770Device(ptr);
+ default:
+ return new AMDGPU7XXDevice(ptr);
+ }
+ } else if (deviceName == "cypress") {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPUCypressDevice(ptr);
+ } else if (deviceName == "juniper") {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPUEvergreenDevice(ptr);
+ } else if (deviceName == "redwood") {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPURedwoodDevice(ptr);
+ } else if (deviceName == "cedar") {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPUCedarDevice(ptr);
+ } else if (deviceName == "barts" || deviceName == "turks") {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPUNIDevice(ptr);
+ } else if (deviceName == "cayman") {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPUCaymanDevice(ptr);
+ } else if (deviceName == "caicos") {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPUNIDevice(ptr);
+ } else if (deviceName == "SI") {
+ return new AMDGPUSIDevice(ptr);
+ } else {
+#if DEBUG
+ assert(!is64bit && "This device does not support 64bit pointers!");
+ assert(!is64on32bit && "This device does not support 64bit"
+ " on 32bit pointers!");
+#endif
+ return new AMDGPU7XXDevice(ptr);
+ }
+}
+} // End namespace AMDGPUDeviceInfo
+} // End namespace llvm