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git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@540 b9cfdab3-6d41-4d17-bbe4-086880011989
77 lines
2.9 KiB
C
77 lines
2.9 KiB
C
/* $Id$ */
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/*!
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* @file Mw/LowLevelMath.h
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* @brief A few portable functions for supporting simultaneously supporting SIMD and not supporting it
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* @warning This is mostly used internally. Anything undocumented, and/or anything with an _ prefix (that doesn't have a corresponding typedef) should be avoided.
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*/
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#ifndef __MW_LOWLEVEL_MATH_H__
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#define __MW_LOWLEVEL_MATH_H__
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#include <Mw/BaseTypes.h>
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#if !defined(__i386__) && !defined(__x86_64__)
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#warning LowLevelMath.h does not yet support non-X86 platforms
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#endif
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/*!
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* @brief Generic vector type
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* @warning Do not try to instantiate this yourself, use the appropriate functions instead.
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*/
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typedef struct _MwLLVec MwLLVec;
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typedef enum _MwLLVecType MwLLVecType;
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typedef union _MwLLVecUnion MwLLVecUnion;
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// clang-format off
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struct _MwLLVecDataU8x8 { MwU8 a; MwU8 b; MwU8 c; MwU8 d; MwU8 e; MwU8 f; MwU8 g; MwU8 h;};
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struct _MwLLVecDataU16x4 { MwU16 a; MwU16 b; MwU16 c; MwU16 d;};
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struct _MwLLVecDataU32x2 { MwU32 a; MwU32 b;};
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struct _MwLLVecDataI8x8 { MwI8 a; MwI8 b; MwI8 c; MwI8 d; MwI8 e; MwI8 f; MwI8 g; MwI8 h;};
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struct _MwLLVecDataI16x4 { MwI16 a; MwI16 b; MwI16 c; MwI16 d;};
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struct _MwLLVecDataI32x2 { MwI32 a; MwI32 b;};
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union _MwLLVecUnion {
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struct _MwLLVecDataU8x8 u8; struct _MwLLVecDataU16x4 u16; struct _MwLLVecDataU32x2 u32;
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struct _MwLLVecDataI8x8 i8; struct _MwLLVecDataI16x4 i16; struct _MwLLVecDataI32x2 i32;
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MwU64 all;
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};
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// clang-format on
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enum _MwLLVecType {
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_MwLLVecTypeU8x8 = 0,
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_MwLLVecTypeU16x4 = 1,
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_MwLLVecTypeU32x2 = 2,
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_MwLLVecTypeI8x8 = 3,
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_MwLLVecTypeI16x4 = 4,
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_MwLLVecTypeI32x2 = 5,
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_MwLLVecType_Max,
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};
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struct _MwLLVec {
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MwLLVecType ty;
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MwLLVecUnion un;
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};
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MwLLVec _MwLLVecCreateGeneric(MwLLVecType ty, ...);
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#define MwLLVecU8x8(a, b, c, d, e, f, g, h) _MwLLVecCreateGeneric(_MwLLVecTypeU8x8, a, b, c, d, e, f, g, h)
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#define MwLLVecU16x4(a, b, c, d) _MwLLVecCreateGeneric(_MwLLVecTypeU16x4, a, b, c, d)
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#define MwLLVecU32x2(a, b) _MwLLVecCreateGeneric(_MwLLVecTypeU32x2, a, b)
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#define MwLLVecI8x8(a, b, c, d, e, f, g, h) _MwLLVecCreateGeneric(_MwLLVecTypeI8x8, a, b, c, d, e, f, g, h)
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#define MwLLVecI16x4(a, b, c, d) _MwLLVecCreateGeneric(_MwLLVecTypeI16x4, a, b, c, d)
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#define MwLLVecI32x2(a, b) _MwLLVecCreateGeneric(_MwLLVecTypeI32x2, a, b)
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void MwLLMathAdd(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathMultiply(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathSub(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathReciprocal(MwLLVec* a, MwLLVec* out);
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void MwLLMathSquareRoot(MwLLVec* a, MwLLVec* out);
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void MwLLMathAnd(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathOr(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathShiftRight(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathShiftLeft(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathEqual(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathGreaterThen(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void MwLLMathLesserThen(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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#endif
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