Vendor import of llvm release_30 branch r142614:

http://llvm.org/svn/llvm-project/llvm/branches/release_30@142614

1 files changed, 73 insertions, 0 deletions

diff --git a/lib/Target/PTX/PTXParamManager.cpp b/lib/Target/PTX/PTXParamManager.cpp
new file mode 100644
index 0000000..7753787
--- /dev/null
+++ b/lib/Target/PTX/PTXParamManager.cpp
@@ -0,0 +1,73 @@
+//===- PTXParamManager.cpp - Manager for .param variables -------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the PTXParamManager class.
+//
+//===----------------------------------------------------------------------===//
+
+#include "PTX.h"
+#include "PTXParamManager.h"
+#include "llvm/ADT/StringExtras.h"
+
+using namespace llvm;
+
+PTXParamManager::PTXParamManager() {
+}
+
+unsigned PTXParamManager::addArgumentParam(unsigned Size) {
+  PTXParam Param;
+  Param.Type = PTX_PARAM_TYPE_ARGUMENT;
+  Param.Size = Size;
+
+  std::string Name;
+  Name = "__param_";
+  Name += utostr(ArgumentParams.size()+1);
+  Param.Name = Name;
+
+  unsigned Index = AllParams.size();
+  AllParams[Index] = Param;
+  ArgumentParams.push_back(Index);
+
+  return Index;
+}
+
+unsigned PTXParamManager::addReturnParam(unsigned Size) {
+  PTXParam Param;
+  Param.Type = PTX_PARAM_TYPE_RETURN;
+  Param.Size = Size;
+
+  std::string Name;
+  Name = "__ret_";
+  Name += utostr(ReturnParams.size()+1);
+  Param.Name = Name;
+
+  unsigned Index = AllParams.size();
+  AllParams[Index] = Param;
+  ReturnParams.push_back(Index);
+
+  return Index;
+}
+
+unsigned PTXParamManager::addLocalParam(unsigned Size) {
+  PTXParam Param;
+  Param.Type = PTX_PARAM_TYPE_LOCAL;
+  Param.Size = Size;
+
+  std::string Name;
+  Name = "__localparam_";
+  Name += utostr(LocalParams.size()+1);
+  Param.Name = Name;
+
+  unsigned Index = AllParams.size();
+  AllParams[Index] = Param;
+  LocalParams.push_back(Index);
+
+  return Index;
+}
+