aboutsummaryrefslogtreecommitdiff
path: root/lib/Target/TargetFrameInfo.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'lib/Target/TargetFrameInfo.cpp')
-rw-r--r--lib/Target/TargetFrameInfo.cpp86
1 files changed, 86 insertions, 0 deletions
diff --git a/lib/Target/TargetFrameInfo.cpp b/lib/Target/TargetFrameInfo.cpp
new file mode 100644
index 0000000000..d9f8a575e2
--- /dev/null
+++ b/lib/Target/TargetFrameInfo.cpp
@@ -0,0 +1,86 @@
+//===-- TargetFrameInfo.cpp - Implement machine frame interface -*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Implements the layout of a stack frame on the target machine.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Target/TargetFrameInfo.h"
+#include <cstdlib>
+
+using namespace llvm;
+
+//===--------------------------------------------------------------------===//
+// These methods provide details of the stack frame used by Sparc, thus they
+// are Sparc specific.
+//===--------------------------------------------------------------------===//
+
+int TargetFrameInfo::getStackFrameSizeAlignment() const { abort(); }
+int TargetFrameInfo::getMinStackFrameSize() const { abort(); }
+int TargetFrameInfo::getNumFixedOutgoingArgs() const { abort(); }
+int TargetFrameInfo::getSizeOfEachArgOnStack() const { abort(); }
+bool TargetFrameInfo::argsOnStackHaveFixedSize() const { abort(); }
+
+// This method adjusts a stack offset to meet alignment rules of target.
+int
+TargetFrameInfo::adjustAlignment(int unalignedOffset, bool growUp,
+ unsigned align) const { abort(); }
+
+// These methods compute offsets using the frame contents for a particular
+// function. The frame contents are obtained from the MachineFunction object
+// for the given function. The rest must be implemented by the
+// machine-specific subclass.
+//
+int
+TargetFrameInfo::getIncomingArgOffset(MachineFunction& mcInfo, unsigned argNum)
+ const{ abort(); }
+
+int
+TargetFrameInfo::getOutgoingArgOffset(MachineFunction& mcInfo,
+ unsigned argNum) const { abort(); }
+
+int
+TargetFrameInfo::getFirstIncomingArgOffset(MachineFunction& mcInfo,
+ bool& growUp) const { abort(); }
+
+int
+TargetFrameInfo::getFirstOutgoingArgOffset(MachineFunction& mcInfo,
+ bool& growUp) const { abort(); }
+
+int
+TargetFrameInfo::getFirstOptionalOutgoingArgOffset(MachineFunction&,
+ bool& growUp) const { abort(); }
+
+int
+TargetFrameInfo::getFirstAutomaticVarOffset(MachineFunction& mcInfo,
+ bool& growUp) const { abort(); }
+
+int
+TargetFrameInfo::getRegSpillAreaOffset(MachineFunction& mcInfo, bool& growUp)
+ const { abort(); }
+
+int
+TargetFrameInfo::getTmpAreaOffset(MachineFunction& mcInfo, bool& growUp) const
+{ abort(); }
+
+int
+TargetFrameInfo::getDynamicAreaOffset(MachineFunction& mcInfo, bool& growUp)
+ const { abort(); }
+
+//
+// These methods specify the base register used for each stack area
+// (generally FP or SP)
+//
+int TargetFrameInfo::getIncomingArgBaseRegNum() const { abort(); }
+int TargetFrameInfo::getOutgoingArgBaseRegNum() const { abort(); }
+int TargetFrameInfo::getOptionalOutgoingArgBaseRegNum() const {abort();}
+int TargetFrameInfo::getAutomaticVarBaseRegNum() const { abort(); }
+int TargetFrameInfo::getRegSpillAreaBaseRegNum() const { abort(); }
+int TargetFrameInfo::getDynamicAreaBaseRegNum() const { abort(); }
+