2015-07-18 04:57:48 +00:00
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//===-- WDC65816Subtarget.h - Define Subtarget for the WDC65816 -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares the WDC65816 specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef WDC65816_SUBTARGET_H
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#define WDC65816_SUBTARGET_H
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#include "llvm/Target/TargetSubtargetInfo.h"
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#include <string>
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#define GET_SUBTARGETINFO_HEADER
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#include "WDC65816GenSubtargetInfo.inc"
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namespace llvm {
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class StringRef;
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class WDC65816Subtarget : public WDC65816GenSubtargetInfo {
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virtual void anchor();
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public:
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WDC65816Subtarget(const std::string &TT, const std::string &CPU,
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const std::string &FS);
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/// ParseSubtargetFeatures - Parses features string setting specified
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/// subtarget options. Definition of function is auto generated by tblgen.
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void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
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bool is64Bit() const { return false; }
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std::string getDataLayout() const {
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2015-09-04 03:41:00 +00:00
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return std::string("e-p:32:8:8-i8:8:8-i16:8:8-i32:8:8-f32:8:8-f64:8:8-n16:8");
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2015-07-18 04:57:48 +00:00
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}
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#if 0 // WDC_TODO - do I need any of this?
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/// The 64-bit ABI uses biased stack and frame pointers, so the stack frame
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/// of the current function is the area from [%sp+BIAS] to [%fp+BIAS].
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int64_t getStackPointerBias() const {
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return is64Bit() ? 2047 : 0;
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}
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/// Given a actual stack size as determined by FrameInfo, this function
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/// returns adjusted framesize which includes space for register window
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/// spills and arguments.
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int getAdjustedFrameSize(int stackSize) const;
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#endif
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};
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} // end namespace llvm
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#endif
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