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// -*- C++ -*-
//
// Debug.cc is a part of ThePEG - Toolkit for HEP Event Generation
// Copyright (C) 1999-2011 Leif Lonnblad
//
// ThePEG is licenced under version 2 of the GPL, see COPYING for details.
// Please respect the MCnet academic guidelines, see GUIDELINES for details.
//
//
// This is the implementation of the non-inlined, non-templated member
// functions of the Debug class.
//
#include "Debug.h"
#include "config.h"
#ifdef ThePEG_HAS_FPU_CONTROL
#include <fpu_control.h>
#endif
#ifdef ThePEG_HAS_FENV
#include <fenv.h>
#endif
using namespace ThePEG;
int Debug::level = 0;
bool Debug::isset = false;
std::vector<bool> Debug::debugItems;
void Debug::debugItem(int item, bool on) {
if ( item < 0 ) return;
debugItems.resize(item + 1, false);
debugItems[item] = on;
}
void Debug::setDebug(int ilev) {
if ( ilev < 0 ) debugItem(-ilev, true);
else {
level = ilev;
isset = true;
}
}
void Debug::unmaskFpuErrors() {
unmaskFpuOverflow();
unmaskFpuDivZero();
// unmaskFpuDenorm();
unmaskFpuInvalid();
}
void Debug::unmaskFpuOverflow() {
#ifdef ThePEG_HAS_FENV
feenableexcept(FE_OVERFLOW);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw &= ~(_FPU_MASK_OM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::unmaskFpuUnderflow() {
#ifdef ThePEG_HAS_FENV
feenableexcept(FE_UNDERFLOW);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw &= ~(_FPU_MASK_UM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::unmaskFpuDivZero() {
#ifdef ThePEG_HAS_FENV
feenableexcept(FE_DIVBYZERO);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw &= ~(_FPU_MASK_ZM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::unmaskFpuDenorm() {
#ifdef ThePEG_HAS_FENV
feenableexcept(FE_INEXACT);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw &= ~(_FPU_MASK_DM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::unmaskFpuInvalid() {
#ifdef ThePEG_HAS_FENV
feenableexcept(FE_INVALID);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw &= ~(_FPU_MASK_IM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::maskFpuErrors() {
maskFpuOverflow();
maskFpuDivZero();
maskFpuDenorm();
maskFpuInvalid();
}
void Debug::maskFpuOverflow() {
#ifdef ThePEG_HAS_FENV
fedisableexcept(FE_OVERFLOW);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw |= (_FPU_MASK_OM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::maskFpuUnderflow() {
#ifdef ThePEG_HAS_FENV
fedisableexcept(FE_UNDERFLOW);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw |= (_FPU_MASK_UM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::maskFpuDivZero() {
#ifdef ThePEG_HAS_FENV
fedisableexcept(FE_DIVBYZERO);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw |= (_FPU_MASK_ZM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::maskFpuDenorm() {
#ifdef ThePEG_HAS_FENV
fedisableexcept(FE_INEXACT);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw |= (_FPU_MASK_DM);
_FPU_SETCW(cw);
#endif
#endif
}
void Debug::maskFpuInvalid() {
#ifdef ThePEG_HAS_FENV
fedisableexcept(FE_INVALID);
#else
#ifdef ThePEG_HAS_FPU_CONTROL
fpu_control_t cw;
_FPU_GETCW(cw);
cw |= (_FPU_MASK_IM);
_FPU_SETCW(cw);
#endif
#endif
}
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