Vc package added (version 0.6.79-dev)

[u/mrichter/AliRoot.git] / Vc / include / Vc / sse / limits.h

diff --git a/Vc/include/Vc/sse/limits.h b/Vc/include/Vc/sse/limits.h
new file mode 100644 (file)
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+++ b/Vc/include/Vc/sse/limits.h
@@ -0,0 +1,81 @@
+/*  This file is part of the Vc library.
+
+    Copyright (C) 2009 Matthias Kretz <kretz@kde.org>
+
+    Vc is free software: you can redistribute it and/or modify
+    it under the terms of the GNU Lesser General Public License as
+    published by the Free Software Foundation, either version 3 of
+    the License, or (at your option) any later version.
+
+    Vc is distributed in the hope that it will be useful, but
+    WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with Vc.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#ifndef VC_SSE_LIMITS_H
+#define VC_SSE_LIMITS_H
+
+#include "intrinsics.h"
+#include "types.h"
+#include "macros.h"
+
+namespace std
+{
+template<> struct numeric_limits<Vc::SSE::ushort_v> : public numeric_limits<unsigned short>
+{
+    static inline INTRINSIC CONST Vc::SSE::ushort_v max()           _VC_NOEXCEPT { return Vc::SSE::_mm_setallone_si128(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v min()           _VC_NOEXCEPT { return Vc::SSE::ushort_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v lowest()        _VC_NOEXCEPT { return min(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v epsilon()       _VC_NOEXCEPT { return Vc::SSE::ushort_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v round_error()   _VC_NOEXCEPT { return Vc::SSE::ushort_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v infinity()      _VC_NOEXCEPT { return Vc::SSE::ushort_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v quiet_NaN()     _VC_NOEXCEPT { return Vc::SSE::ushort_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v signaling_NaN() _VC_NOEXCEPT { return Vc::SSE::ushort_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::ushort_v denorm_min()    _VC_NOEXCEPT { return Vc::SSE::ushort_v::Zero(); }
+};
+template<> struct numeric_limits<Vc::SSE::short_v> : public numeric_limits<short>
+{
+    static inline INTRINSIC CONST Vc::SSE::short_v max()           _VC_NOEXCEPT { return _mm_srli_epi16(Vc::SSE::_mm_setallone_si128(), 1); }
+    static inline INTRINSIC CONST Vc::SSE::short_v min()           _VC_NOEXCEPT { return Vc::SSE::_mm_setmin_epi16(); }
+    static inline INTRINSIC CONST Vc::SSE::short_v lowest()        _VC_NOEXCEPT { return min(); }
+    static inline INTRINSIC CONST Vc::SSE::short_v epsilon()       _VC_NOEXCEPT { return Vc::SSE::short_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::short_v round_error()   _VC_NOEXCEPT { return Vc::SSE::short_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::short_v infinity()      _VC_NOEXCEPT { return Vc::SSE::short_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::short_v quiet_NaN()     _VC_NOEXCEPT { return Vc::SSE::short_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::short_v signaling_NaN() _VC_NOEXCEPT { return Vc::SSE::short_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::short_v denorm_min()    _VC_NOEXCEPT { return Vc::SSE::short_v::Zero(); }
+};
+template<> struct numeric_limits<Vc::SSE::uint_v> : public numeric_limits<unsigned int>
+{
+    static inline INTRINSIC CONST Vc::SSE::uint_v max()           _VC_NOEXCEPT { return Vc::SSE::_mm_setallone_si128(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v min()           _VC_NOEXCEPT { return Vc::SSE::uint_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v lowest()        _VC_NOEXCEPT { return min(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v epsilon()       _VC_NOEXCEPT { return Vc::SSE::uint_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v round_error()   _VC_NOEXCEPT { return Vc::SSE::uint_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v infinity()      _VC_NOEXCEPT { return Vc::SSE::uint_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v quiet_NaN()     _VC_NOEXCEPT { return Vc::SSE::uint_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v signaling_NaN() _VC_NOEXCEPT { return Vc::SSE::uint_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::uint_v denorm_min()    _VC_NOEXCEPT { return Vc::SSE::uint_v::Zero(); }
+};
+template<> struct numeric_limits<Vc::SSE::int_v> : public numeric_limits<int>
+{
+    static inline INTRINSIC CONST Vc::SSE::int_v max()           _VC_NOEXCEPT { return _mm_srli_epi32(Vc::SSE::_mm_setallone_si128(), 1); }
+    static inline INTRINSIC CONST Vc::SSE::int_v min()           _VC_NOEXCEPT { return Vc::SSE::_mm_setmin_epi32(); }
+    static inline INTRINSIC CONST Vc::SSE::int_v lowest()        _VC_NOEXCEPT { return min(); }
+    static inline INTRINSIC CONST Vc::SSE::int_v epsilon()       _VC_NOEXCEPT { return Vc::SSE::int_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::int_v round_error()   _VC_NOEXCEPT { return Vc::SSE::int_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::int_v infinity()      _VC_NOEXCEPT { return Vc::SSE::int_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::int_v quiet_NaN()     _VC_NOEXCEPT { return Vc::SSE::int_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::int_v signaling_NaN() _VC_NOEXCEPT { return Vc::SSE::int_v::Zero(); }
+    static inline INTRINSIC CONST Vc::SSE::int_v denorm_min()    _VC_NOEXCEPT { return Vc::SSE::int_v::Zero(); }
+};
+} // namespace std
+
+#include "undomacros.h"
+
+#endif // VC_SSE_LIMITS_H