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48173d357a
3.4 on Sparc64 (commit descriptions left out for brevity): r196755 r198028 r198029 r198030 r198145 r198149 r198157 r198565 r199186 r199187 r198280 r198281 r198286 r198480 r198484 r198533 r198567 r198580 r198591 r198592 r198658 r198681 r198738 r198739 r198740 r198893 r198909 r198910 r199014 r199024 r199028 r199031 r199033 r199061 r199775 r199781 r199786 r199940 r199974 r199975 r199977 r200103 r200104 r200112 r200130 r200131 r200141 r200282 r200368 r200373 r200376 r200509 r200617 r200960 r200961 r200962 r200963 r200965 Submitted by: rdivacky
75 lines
2.2 KiB
C++
75 lines
2.2 KiB
C++
//===-- SparcSubtarget.h - Define Subtarget for the SPARC -------*- 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 SPARC specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SPARC_SUBTARGET_H
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#define SPARC_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 "SparcGenSubtargetInfo.inc"
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namespace llvm {
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class StringRef;
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class SparcSubtarget : public SparcGenSubtargetInfo {
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virtual void anchor();
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bool IsV9;
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bool V8DeprecatedInsts;
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bool IsVIS;
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bool Is64Bit;
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bool HasHardQuad;
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bool UsePopc;
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public:
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SparcSubtarget(const std::string &TT, const std::string &CPU,
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const std::string &FS, bool is64bit);
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bool isV9() const { return IsV9; }
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bool isVIS() const { return IsVIS; }
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bool useDeprecatedV8Instructions() const { return V8DeprecatedInsts; }
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bool hasHardQuad() const { return HasHardQuad; }
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bool usePopc() const { return UsePopc; }
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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 Is64Bit; }
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std::string getDataLayout() const {
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const char *p;
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if (is64Bit()) {
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p = "E-p:64:64:64-i64:64:64-f64:64:64-f128:128:128-n32:64";
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} else {
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p = "E-p:32:32:32-i64:64:64-f64:64:64-f128:64:64-n32";
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}
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return std::string(p);
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}
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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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};
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} // end namespace llvm
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#endif
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