dslash_w.h

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// -*- C++ -*-
/*! \file
 *  \brief Include possibly optimized Wilson dslash
 */
 
#ifndef DSLASH_W_H
#define DSLASH_W_H
 
#include "qdp_config.h"
#include "chroma_config.h"
 
// QDP Completely naive Dslash class
#include "lwldslash_w.h"
 
// The QDP dslash class: QDPWilsonDslashOpt 
// This is 'optimised' with temporaries and fused ops.
#include "lwldslash_qdpopt_w.h"
 
 
// The following is an ifdef lis that switches in optimised
// Dslash-es. Currently only optimised dslash is the SSE One;
#ifdef BUILD_CPP_WILSON_DSLASH
 
#warning "Using New Dslashen"
 
#include "lwldslash_w_cppf.h"
#include "lwldslash_w_cppd.h"
namespace Chroma {
 
typedef CPPWilsonDslashF WilsonDslashF;
typedef CPPWilsonDslashD WilsonDslashD;
 
#if BASE_PRECISION == 32
typedef CPPWilsonDslashF WilsonDslash;
#else 
typedef CPPWilsonDslashD WilsonDslash;
#endif
 
} // End Namespace Chroma
 
 
#elif defined BUILD_LLVM_WILSON_DSLASH
 
#warning "Using LLVM Dslash"
 
#include "lwldslash_llvm_w.h"
#include "lwldslash_w.h"
 
namespace Chroma {
typedef LLVMWilsonDslashD WilsonDslashD;
typedef QDPWilsonDslashF WilsonDslashF;
 
#if BASE_PRECISION == 32
typedef QDPWilsonDslashF WilsonDslash;
#else 
typedef LLVMWilsonDslashD WilsonDslash;
#endif
}
 
#elif defined(CHROMA_QPHIX_DSLASH_ENABLED)
#include "qphix_singleton.h"
#ifdef CHROMA_BUILDING_QPHIX_DSLASH
#warning YAY!!!
#include "lwldslash_w_qphix.h"
namespace Chroma {
        using WilsonDslash = QPhiXWilsonDslashFloating;
        using WilsonDslashF = QPhiXWilsonDslashF;
        using WilsonDslashD = QPhiXWilsonDslashD;
}
#else
#warning BOOOO!!!!!// We aren't really building the QPhiX dslash... fallback
namespace Chroma {
 
  using WilsonDslash =  QDPWilsonDslash;
  using WilsonDslashF =  QDPWilsonDslashF;
  using WilsonDslashD = QDPWilsonDslashD;
 
}  // end namespace Chroma
#endif // BUILDING_CHROMA_QPHIX_DSLASH
 
#elif defined BUILD_SSE_WILSON_DSLASH
// The lwldslash_w_sse.h defines the SSE Dslash class
// The following typedef switches it in.
 
# include "lwldslash_w_sse.h"
namespace Chroma {
  typedef SSEWilsonDslash WilsonDslash;
#if BASE_PRECISION == 32
  typedef SSEWilsonDslash WilsonDslashF;
 
  // original code:
  // typedef QDPWilsonDslashOptD WilsonDslashD
  // disabled for now until spin optimizations restored in QDP++
  typedef QDPWilsonDslashD WilsonDslashD;
#else
  typedef SSEWilsonDslash WilsonDslashD;
  typedef QDPWilsonDslashF WilsonDslashF;
#endif
 
}  // end namespace Chroma
 
// Many #elif clauses could come in here for other opotimised Dslash-es
#elif defined BUILD_PAB_WILSON_DSLASH
# include "lwldslash_w_pab.h"
namespace Chroma {
 
  // Assume a DP build
  typedef PABWilsonDslash WilsonDslash;
 
  // I should set up both a single and a double prec PAB dslash?
  typedef QDPWilsonDslashF WilsonDslashF;
 
#ifndef CHROMA_USE_SLOPPY_BAGEL_DSLASH
  // IF we are NOT Sloppy the PABWilsonDslash is the DP guy
  typedef PABWilsonDslash WilsonDslashD;
#else
  // If the Dsalsh is SLoppy it is a single prec dslash but
  // with a double prec exterior... so we fall back to QDP
  // Dslash for the true double
  typedef QDPWilsonDslashD WilsonDslashD;
#endif
 
 
}  // end namespace Chroma
 
#else
 
// Bottom line, if no optimised Dslash-s exist then the naive QDP Dslash
// becomes the WilsonDslash
namespace Chroma {
 
  typedef QDPWilsonDslash WilsonDslash;
  typedef QDPWilsonDslashF WilsonDslashF;
  typedef QDPWilsonDslashD WilsonDslashD;
 
}  // end namespace Chroma
#endif
 
 
// 3D Dslashes
// These guards make sure 3D is only ever considered in the right situations
#include "qdp_config.h"
#if QDP_NS==4
#if QDP_NC==3
#if QDP_ND==4
 
#include "lwldslash_3d_qdp_w.h"
#ifdef BUILD_SSE_WILSON_DSLASH
#include "lwldslash_3d_sse_w.h"
 
// For now this is the naive Wilson Dslash but 
// I put in this clause because 
namespace Chroma {
typedef SSEWilsonDslash3D WilsonDslash3D;
}
 
#else
 
// Bottom line, if no optimised 3d Dslash-s exist then the naive QDP Dslash3D
// becomes the WilsonDslash
namespace Chroma {
typedef QDPWilsonDslash3D WilsonDslash3D;
}  // end namespace Chroma
#endif
 
 
#endif
#endif
#endif
 
 
#endif