-//===-- X86ShuffleDecode.h - X86 shuffle decode logic -----------*-C++-*---===//\r
-//\r
-// The LLVM Compiler Infrastructure\r
-//\r
-// This file is distributed under the University of Illinois Open Source\r
-// License. See LICENSE.TXT for details.\r
-//\r
-//===----------------------------------------------------------------------===//\r
-//\r
-// Define several functions to decode x86 specific shuffle semantics into a\r
-// generic vector mask.\r
-//\r
-//===----------------------------------------------------------------------===//\r
-\r
-#ifndef LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H\r
-#define LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H\r
-\r
-#include "llvm/ADT/SmallVector.h"\r
-#include "llvm/ADT/ArrayRef.h"\r
-\r
-//===----------------------------------------------------------------------===//\r
-// Vector Mask Decoding\r
-//===----------------------------------------------------------------------===//\r
-\r
-namespace llvm {\r
-class Constant;\r
-class MVT;\r
-\r
-enum { SM_SentinelUndef = -1, SM_SentinelZero = -2 };\r
-\r
-void DecodeINSERTPSMask(unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-// <3,1> or <6,7,2,3>\r
-void DecodeMOVHLPSMask(unsigned NElts, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-// <0,2> or <0,1,4,5>\r
-void DecodeMOVLHPSMask(unsigned NElts, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodeMOVSLDUPMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodeMOVSHDUPMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodeMOVDDUPMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodePSLLDQMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodePSRLDQMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodePALIGNRMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodePSHUFMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodePSHUFHWMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodePSHUFLWMask(MVT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// DecodeSHUFPMask - This decodes the shuffle masks for shufp*. VT indicates\r
-/// the type of the vector allowing it to handle different datatypes and vector\r
-/// widths.\r
-void DecodeSHUFPMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// DecodeUNPCKHMask - This decodes the shuffle masks for unpckhps/unpckhpd\r
-/// and punpckh*. VT indicates the type of the vector allowing it to handle\r
-/// different datatypes and vector widths.\r
-void DecodeUNPCKHMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// DecodeUNPCKLMask - This decodes the shuffle masks for unpcklps/unpcklpd\r
-/// and punpckl*. VT indicates the type of the vector allowing it to handle\r
-/// different datatypes and vector widths.\r
-void DecodeUNPCKLMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// \brief Decode a PSHUFB mask from an IR-level vector constant.\r
-void DecodePSHUFBMask(const Constant *C, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// \brief Decode a PSHUFB mask from a raw array of constants such as from\r
-/// BUILD_VECTOR.\r
-void DecodePSHUFBMask(ArrayRef<uint64_t> RawMask,\r
- SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// \brief Decode a BLEND immediate mask into a shuffle mask.\r
-void DecodeBLENDMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-void DecodeVPERM2X128Mask(MVT VT, unsigned Imm,\r
- SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// DecodeVPERMMask - this decodes the shuffle masks for VPERMQ/VPERMPD.\r
-/// No VT provided since it only works on 256-bit, 4 element vectors.\r
-void DecodeVPERMMask(unsigned Imm, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// \brief Decode a VPERMILP variable mask from an IR-level vector constant.\r
-void DecodeVPERMILPMask(const Constant *C, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// \brief Decode a zero extension instruction as a shuffle mask.\r
-void DecodeZeroExtendMask(MVT SrcVT, MVT DstVT,\r
- SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// \brief Decode a move lower and zero upper instruction as a shuffle mask.\r
-void DecodeZeroMoveLowMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);\r
-\r
-/// \brief Decode a scalar float move instruction as a shuffle mask.\r
-void DecodeScalarMoveMask(MVT VT, bool IsLoad,\r
- SmallVectorImpl<int> &ShuffleMask);\r
-} // llvm namespace\r
-\r
-#endif\r
+//===-- X86ShuffleDecode.h - X86 shuffle decode logic -----------*-C++-*---===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Define several functions to decode x86 specific shuffle semantics into a
+// generic vector mask.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H
+#define LLVM_LIB_TARGET_X86_UTILS_X86SHUFFLEDECODE_H
+
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/ArrayRef.h"
+
+//===----------------------------------------------------------------------===//
+// Vector Mask Decoding
+//===----------------------------------------------------------------------===//
+
+namespace llvm {
+class Constant;
+class MVT;
+
+enum { SM_SentinelUndef = -1, SM_SentinelZero = -2 };
+
+void DecodeINSERTPSMask(unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+// <3,1> or <6,7,2,3>
+void DecodeMOVHLPSMask(unsigned NElts, SmallVectorImpl<int> &ShuffleMask);
+
+// <0,2> or <0,1,4,5>
+void DecodeMOVLHPSMask(unsigned NElts, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodeMOVSLDUPMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodeMOVSHDUPMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodeMOVDDUPMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodePSLLDQMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodePSRLDQMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodePALIGNRMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodePSHUFMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodePSHUFHWMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodePSHUFLWMask(MVT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+/// DecodeSHUFPMask - This decodes the shuffle masks for shufp*. VT indicates
+/// the type of the vector allowing it to handle different datatypes and vector
+/// widths.
+void DecodeSHUFPMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+/// DecodeUNPCKHMask - This decodes the shuffle masks for unpckhps/unpckhpd
+/// and punpckh*. VT indicates the type of the vector allowing it to handle
+/// different datatypes and vector widths.
+void DecodeUNPCKHMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
+
+/// DecodeUNPCKLMask - This decodes the shuffle masks for unpcklps/unpcklpd
+/// and punpckl*. VT indicates the type of the vector allowing it to handle
+/// different datatypes and vector widths.
+void DecodeUNPCKLMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a PSHUFB mask from an IR-level vector constant.
+void DecodePSHUFBMask(const Constant *C, SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a PSHUFB mask from a raw array of constants such as from
+/// BUILD_VECTOR.
+void DecodePSHUFBMask(ArrayRef<uint64_t> RawMask,
+ SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a BLEND immediate mask into a shuffle mask.
+void DecodeBLENDMask(MVT VT, unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+void DecodeVPERM2X128Mask(MVT VT, unsigned Imm,
+ SmallVectorImpl<int> &ShuffleMask);
+
+/// DecodeVPERMMask - this decodes the shuffle masks for VPERMQ/VPERMPD.
+/// No VT provided since it only works on 256-bit, 4 element vectors.
+void DecodeVPERMMask(unsigned Imm, SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a VPERMILP variable mask from an IR-level vector constant.
+void DecodeVPERMILPMask(const Constant *C, SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a zero extension instruction as a shuffle mask.
+void DecodeZeroExtendMask(MVT SrcVT, MVT DstVT,
+ SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a move lower and zero upper instruction as a shuffle mask.
+void DecodeZeroMoveLowMask(MVT VT, SmallVectorImpl<int> &ShuffleMask);
+
+/// \brief Decode a scalar float move instruction as a shuffle mask.
+void DecodeScalarMoveMask(MVT VT, bool IsLoad,
+ SmallVectorImpl<int> &ShuffleMask);
+} // llvm namespace
+
+#endif
projects / oota-llvm.git / blobdiff