nishi/milsko
1
Fork 0
mirror of https://gitea.nishi.boats/pyrite-dev/milsko synced 2026-01-21 00:24:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

closes #10

Browse Source 
git-svn-id: http://svn2.nishi.boats/svn/milsko/trunk@570 b9cfdab3-6d41-4d17-bbe4-086880011989
This commit is contained in:
NishiOwO
2025-11-02 19:15:38 +00:00
parent 92db649bda
commit 971ef1b827
15 changed files with 767 additions and 796 deletions
Download Patch File Download Diff File Expand all files Collapse all files

139
include/Mw/LowLevelMath.h
View File

@@ -1,7 +1,7 @@
/* $Id$ */
/*!
* @file Mw/LowLevelMath.h
* @brief A few portable functions for supporting simultaneously supporting SIMD and not supporting it
* @brief A few portable functions for simultaneously supporting SIMD and not supporting it
* @warning This is mostly used internally. Anything undocumented, and/or anything with an _ prefix (that doesn't have a corresponding typedef) should be avoided.
*/
@@ -12,70 +12,123 @@
#include <Mw/MachDep.h>
#if defined(__i386__) || defined(__x86_64__) || defined(__WATCOMC__)
#define MwLLMathMMX
#endif
#if !defined(MwLLMathMMX)
// #warning LowLevelMath.h does not yet support this platform
#define MwLLMath_x86
#endif
/*!
* @brief Generic vector type
* @warning Do not try to instantiate this yourself, use the appropriate functions instead.
* @brief SIMD vector
*/
typedef struct _MwLLVec MwLLVec;
typedef union _MwLLVecUnion MwLLVecUnion;
/*!
* @brief SIMD vector type
* @warning Not exhaustive, enums subject to be added later.
*/
enum MwLLVecType {
MwLLVecTypeU8 = 0,
MwLLVecTypeU16,
MwLLVecTypeU32,
MwLLVecTypeU64,
MwLLVecTypeI8,
MwLLVecTypeI16,
MwLLVecTypeI32,
MwLLVecTypeI64,
// clang-format off
struct _MwLLVecDataU8x8 { MwU8 a; MwU8 b; MwU8 c; MwU8 d; MwU8 e; MwU8 f; MwU8 g; MwU8 h;};
struct _MwLLVecDataU16x4 { MwU16 a; MwU16 b; MwU16 c; MwU16 d;};
struct _MwLLVecDataU32x2 { MwU32 a; MwU32 b;};
struct _MwLLVecDataI8x8 { MwI8 a; MwI8 b; MwI8 c; MwI8 d; MwI8 e; MwI8 f; MwI8 g; MwI8 h;};
struct _MwLLVecDataI16x4 { MwI16 a; MwI16 b; MwI16 c; MwI16 d;};
struct _MwLLVecDataI32x2 { MwI32 a; MwI32 b;};
union _MwLLVecUnion {
struct _MwLLVecDataU8x8 u8; struct _MwLLVecDataU16x4 u16; struct _MwLLVecDataU32x2 u32;
struct _MwLLVecDataI8x8 i8; struct _MwLLVecDataI16x4 i16; struct _MwLLVecDataI32x2 i32;
MwU64 all;
};
// clang-format on
enum _MwLLVecType {
_MwLLVecTypeU8x8 = 0,
_MwLLVecTypeU16x4 = 1,
_MwLLVecTypeU32x2 = 2,
_MwLLVecTypeI8x8 = 3,
_MwLLVecTypeI16x4 = 4,
_MwLLVecTypeI32x2 = 5,
_MwLLVecType_Max,
};
struct _MwLLVec {
int ty;
MwLLVecUnion un;
MwLLVecType_Max,
};
MWDECL MwLLVec _MwLLVecCreateGeneric(int ty, ...);
/*!
* @brief Create a SIMD Vector (variadic)
* @warning Prefer using the macro version.
*/
MWDECL MwLLVec* MwLLVaVecCreate(int ty, MwU64 size, ...);
#define MwLLVecU8x8(a, b, c, d, e, f, g, h) _MwLLVecCreateGeneric(_MwLLVecTypeU8x8, a, b, c, d, e, f, g, h)
#define MwLLVecU16x4(a, b, c, d) _MwLLVecCreateGeneric(_MwLLVecTypeU16x4, a, b, c, d)
#define MwLLVecU32x2(a, b) _MwLLVecCreateGeneric(_MwLLVecTypeU32x2, a, b)
#define MwLLVecI8x8(a, b, c, d, e, f, g, h) _MwLLVecCreateGeneric(_MwLLVecTypeI8x8, a, b, c, d, e, f, g, h)
#define MwLLVecI16x4(a, b, c, d) _MwLLVecCreateGeneric(_MwLLVecTypeI16x4, a, b, c, d)
#define MwLLVecI32x2(a, b) _MwLLVecCreateGeneric(_MwLLVecTypeI32x2, a, b)
/*!
* @brief Destroy the given SIMD Vector
*/
MWDECL void MwLLVecDestroy(MwLLVec* vec);
/*!
* @brief index the given SIMD Vector (u8)
*/
MWDECL MwU8 MwLLVecIndexU8(MwLLVec* vec, MwU64 index);
/*!
* @brief index the given SIMD Vector (u16)
*/
MWDECL MwU16 MwLLVecIndexU16(MwLLVec* vec, MwU64 index);
/*!
* @brief index the given SIMD Vector (u32)
*/
MWDECL MwU32 MwLLVecIndexU32(MwLLVec* vec, MwU64 index);
/*!
* @brief index the given SIMD Vector (u64)
*/
MWDECL MwU64 MwLLVecIndexU64(MwLLVec* vec, MwU64 index);
/*!
* @brief index the given SIMD Vector (i8)
*/
MWDECL MwI8 MwLLVecIndexI8(MwLLVec* vec, MwU64 index);
/*!
* @brief index the given SIMD Vector (i16)
*/
MWDECL MwI16 MwLLVecIndexI16(MwLLVec* vec, MwU64 index);
/*!
* @brief index the given SIMD Vector (i32)
*/
MWDECL MwI32 MwLLVecIndexI32(MwLLVec* vec, MwU64 index);
/*!
* @brief index the given SIMD Vector (i64)
*/
MWDECL MwI64 MwLLVecIndexI64(MwLLVec* vec, MwU64 index);
/*!
* @brief SIMD Vector add
*/
MWDECL void MwLLMathAdd(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector multiply
*/
MWDECL void MwLLMathMultiply(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector subtract
*/
MWDECL void MwLLMathSub(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector reciprocal
*/
MWDECL void MwLLMathReciprocal(MwLLVec* a, MwLLVec* out);
/*!
* @brief SIMD Vector square root
*/
MWDECL void MwLLMathSquareRoot(MwLLVec* a, MwLLVec* out);
/*!
* @brief SIMD Vector bitwise and
*/
MWDECL void MwLLMathAnd(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector bitwise or
*/
MWDECL void MwLLMathOr(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector bitwise shift right
*/
MWDECL void MwLLMathShiftRight(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector bitwise shift left
*/
MWDECL void MwLLMathShiftLeft(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector bitwise equal
*/
MWDECL void MwLLMathEqual(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector greater then
*/
MWDECL void MwLLMathGreaterThen(MwLLVec* a, MwLLVec* b, MwLLVec* out);
/*!
* @brief SIMD Vector lesser then
*/
MWDECL void MwLLMathLesserThen(MwLLVec* a, MwLLVec* b, MwLLVec* out);
#endif