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e3cc30d00b
These are extensions of the existing FI[EDX]BR instructions, but use a spare bit to suppress inexact conditions. llvm-svn: 188894
67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
//===-- SystemZSubtarget.h - SystemZ subtarget information -----*- 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 SystemZ specific subclass of TargetSubtargetInfo.
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//
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//===----------------------------------------------------------------------===//
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#ifndef SYSTEMZSUBTARGET_H
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#define SYSTEMZSUBTARGET_H
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#include "llvm/ADT/Triple.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 "SystemZGenSubtargetInfo.inc"
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namespace llvm {
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class GlobalValue;
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class StringRef;
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class SystemZSubtarget : public SystemZGenSubtargetInfo {
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protected:
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bool HasDistinctOps;
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bool HasLoadStoreOnCond;
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bool HasHighWord;
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bool HasFPExtension;
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private:
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Triple TargetTriple;
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public:
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SystemZSubtarget(const std::string &TT, const std::string &CPU,
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const std::string &FS);
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// Automatically generated by tblgen.
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void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
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// Return true if the target has the distinct-operands facility.
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bool hasDistinctOps() const { return HasDistinctOps; }
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// Return true if the target has the load/store-on-condition facility.
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bool hasLoadStoreOnCond() const { return HasLoadStoreOnCond; }
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// Return true if the target has the high-word facility.
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bool hasHighWord() const { return HasHighWord; }
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// Return true if the target has the floating-point extension facility.
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bool hasFPExtension() const { return HasFPExtension; }
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// Return true if GV can be accessed using LARL for reloc model RM
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// and code model CM.
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bool isPC32DBLSymbol(const GlobalValue *GV, Reloc::Model RM,
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CodeModel::Model CM) const;
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bool isTargetELF() const { return TargetTriple.isOSBinFormatELF(); }
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};
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} // end namespace llvm
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#endif
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