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| author | rdivacky <rdivacky@FreeBSD.org> | 2010-07-13 17:19:57 +0000 |
|---|---|---|
| committer | rdivacky <rdivacky@FreeBSD.org> | 2010-07-13 17:19:57 +0000 |
| commit | 9112829d76cbb8e0c8ef51bbc2d7d1be48cd7b74 (patch) | |
| tree | 9de1c5f67a98cd0e73c60838396486c984f63ac2 /lib/Target/ARM/Thumb2HazardRecognizer.h | |
| parent | 1e3dec662ea18131c495db50caccc57f77b7a5fe (diff) | |
| download | FreeBSD-src-9112829d76cbb8e0c8ef51bbc2d7d1be48cd7b74.zip FreeBSD-src-9112829d76cbb8e0c8ef51bbc2d7d1be48cd7b74.tar.gz | |
Update LLVM to r108243.
Diffstat (limited to 'lib/Target/ARM/Thumb2HazardRecognizer.h')
| -rw-r--r-- | lib/Target/ARM/Thumb2HazardRecognizer.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/lib/Target/ARM/Thumb2HazardRecognizer.h b/lib/Target/ARM/Thumb2HazardRecognizer.h new file mode 100644 index 0000000..4726658 --- /dev/null +++ b/lib/Target/ARM/Thumb2HazardRecognizer.h @@ -0,0 +1,40 @@ +//===-- Thumb2HazardRecognizer.h - Thumb2 Hazard Recognizers ----*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file defines hazard recognizers for scheduling Thumb2 functions on +// ARM processors. +// +//===----------------------------------------------------------------------===// + +#ifndef THUMB2HAZARDRECOGNIZER_H +#define THUMB2HAZARDRECOGNIZER_H + +#include "llvm/CodeGen/PostRAHazardRecognizer.h" + +namespace llvm { + +class MachineInstr; + +class Thumb2HazardRecognizer : public PostRAHazardRecognizer { + unsigned ITBlockSize; // No. of MIs in current IT block yet to be scheduled. + MachineInstr *ITBlockMIs[4]; + +public: + Thumb2HazardRecognizer(const InstrItineraryData &ItinData) : + PostRAHazardRecognizer(ItinData) {} + + virtual HazardType getHazardType(SUnit *SU); + virtual void Reset(); + virtual void EmitInstruction(SUnit *SU); +}; + + +} // end namespace llvm + +#endif // THUMB2HAZARDRECOGNIZER_H |
