mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-21 16:31:16 +00:00
4aee1bb222
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173667 91177308-0d34-0410-b5e6-96231b3b80d8
72 lines
2.6 KiB
C++
72 lines
2.6 KiB
C++
//===-- 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 X86_SHUFFLE_DECODE_H
|
|
#define X86_SHUFFLE_DECODE_H
|
|
|
|
#include "llvm/ADT/SmallVector.h"
|
|
#include "llvm/CodeGen/ValueTypes.h"
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Vector Mask Decoding
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
namespace llvm {
|
|
enum {
|
|
SM_SentinelZero = -1
|
|
};
|
|
|
|
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 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);
|
|
|
|
|
|
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);
|
|
|
|
} // llvm namespace
|
|
|
|
#endif
|