1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef sw_ShaderCore_hpp 16 #define sw_ShaderCore_hpp 17 18 #include "Shader.hpp" 19 #include "Reactor/Reactor.hpp" 20 #include "Common/Debug.hpp" 21 22 namespace sw 23 { 24 using namespace rr; 25 26 class Vector4s 27 { 28 public: 29 Vector4s(); 30 Vector4s(unsigned short x, unsigned short y, unsigned short z, unsigned short w); 31 Vector4s(const Vector4s &rhs); 32 33 Short4 &operator[](int i); 34 Vector4s &operator=(const Vector4s &rhs); 35 36 Short4 x; 37 Short4 y; 38 Short4 z; 39 Short4 w; 40 }; 41 42 class Vector4f 43 { 44 public: 45 Vector4f(); 46 Vector4f(float x, float y, float z, float w); 47 Vector4f(const Vector4f &rhs); 48 49 Float4 &operator[](int i); 50 Vector4f &operator=(const Vector4f &rhs); 51 52 Float4 x; 53 Float4 y; 54 Float4 z; 55 Float4 w; 56 }; 57 58 Float4 exponential2(RValue<Float4> x, bool pp = false); 59 Float4 logarithm2(RValue<Float4> x, bool abs, bool pp = false); 60 Float4 exponential(RValue<Float4> x, bool pp = false); 61 Float4 logarithm(RValue<Float4> x, bool abs, bool pp = false); 62 Float4 power(RValue<Float4> x, RValue<Float4> y, bool pp = false); 63 Float4 reciprocal(RValue<Float4> x, bool pp = false, bool finite = false, bool exactAtPow2 = false); 64 Float4 reciprocalSquareRoot(RValue<Float4> x, bool abs, bool pp = false); 65 Float4 modulo(RValue<Float4> x, RValue<Float4> y); 66 Float4 sine_pi(RValue<Float4> x, bool pp = false); // limited to [-pi, pi] range 67 Float4 cosine_pi(RValue<Float4> x, bool pp = false); // limited to [-pi, pi] range 68 Float4 sine(RValue<Float4> x, bool pp = false); 69 Float4 cosine(RValue<Float4> x, bool pp = false); 70 Float4 tangent(RValue<Float4> x, bool pp = false); 71 Float4 arccos(RValue<Float4> x, bool pp = false); 72 Float4 arcsin(RValue<Float4> x, bool pp = false); 73 Float4 arctan(RValue<Float4> x, bool pp = false); 74 Float4 arctan(RValue<Float4> y, RValue<Float4> x, bool pp = false); 75 Float4 sineh(RValue<Float4> x, bool pp = false); 76 Float4 cosineh(RValue<Float4> x, bool pp = false); 77 Float4 tangenth(RValue<Float4> x, bool pp = false); 78 Float4 arccosh(RValue<Float4> x, bool pp = false); // Limited to x >= 1 79 Float4 arcsinh(RValue<Float4> x, bool pp = false); 80 Float4 arctanh(RValue<Float4> x, bool pp = false); // Limited to ]-1, 1[ range 81 82 Float4 dot2(const Vector4f &v0, const Vector4f &v1); 83 Float4 dot3(const Vector4f &v0, const Vector4f &v1); 84 Float4 dot4(const Vector4f &v0, const Vector4f &v1); 85 86 void transpose4x4(Short4 &row0, Short4 &row1, Short4 &row2, Short4 &row3); 87 void transpose4x3(Short4 &row0, Short4 &row1, Short4 &row2, Short4 &row3); 88 void transpose4x4(Float4 &row0, Float4 &row1, Float4 &row2, Float4 &row3); 89 void transpose4x3(Float4 &row0, Float4 &row1, Float4 &row2, Float4 &row3); 90 void transpose4x2(Float4 &row0, Float4 &row1, Float4 &row2, Float4 &row3); 91 void transpose4x1(Float4 &row0, Float4 &row1, Float4 &row2, Float4 &row3); 92 void transpose2x4(Float4 &row0, Float4 &row1, Float4 &row2, Float4 &row3); 93 void transpose4xN(Float4 &row0, Float4 &row1, Float4 &row2, Float4 &row3, int N); 94 95 class Register 96 { 97 public: Register(const Reference<Float4> & x,const Reference<Float4> & y,const Reference<Float4> & z,const Reference<Float4> & w)98 Register(const Reference<Float4> &x, const Reference<Float4> &y, const Reference<Float4> &z, const Reference<Float4> &w) : x(x), y(y), z(z), w(w) 99 { 100 } 101 operator [](int i)102 Reference<Float4> &operator[](int i) 103 { 104 switch(i) 105 { 106 default: 107 case 0: return x; 108 case 1: return y; 109 case 2: return z; 110 case 3: return w; 111 } 112 } 113 operator =(const Register & rhs)114 Register &operator=(const Register &rhs) 115 { 116 x = rhs.x; 117 y = rhs.y; 118 z = rhs.z; 119 w = rhs.w; 120 121 return *this; 122 } 123 operator =(const Vector4f & rhs)124 Register &operator=(const Vector4f &rhs) 125 { 126 x = rhs.x; 127 y = rhs.y; 128 z = rhs.z; 129 w = rhs.w; 130 131 return *this; 132 } 133 operator Vector4f()134 operator Vector4f() 135 { 136 Vector4f v; 137 138 v.x = x; 139 v.y = y; 140 v.z = z; 141 v.w = w; 142 143 return v; 144 } 145 146 Reference<Float4> x; 147 Reference<Float4> y; 148 Reference<Float4> z; 149 Reference<Float4> w; 150 }; 151 152 class RegisterFile 153 { 154 public: RegisterFile(int size,bool indirectAddressable)155 RegisterFile(int size, bool indirectAddressable) : size(size), indirectAddressable(indirectAddressable) 156 { 157 if(indirectAddressable) 158 { 159 x = new Array<Float4>(size); 160 y = new Array<Float4>(size); 161 z = new Array<Float4>(size); 162 w = new Array<Float4>(size); 163 } 164 else 165 { 166 x = new Array<Float4>[size]; 167 y = new Array<Float4>[size]; 168 z = new Array<Float4>[size]; 169 w = new Array<Float4>[size]; 170 } 171 } 172 ~RegisterFile()173 ~RegisterFile() 174 { 175 if(indirectAddressable) 176 { 177 delete x; 178 delete y; 179 delete z; 180 delete w; 181 } 182 else 183 { 184 delete[] x; 185 delete[] y; 186 delete[] z; 187 delete[] w; 188 } 189 } 190 operator [](int i)191 Register operator[](int i) 192 { 193 if(indirectAddressable) 194 { 195 return Register(x[0][i], y[0][i], z[0][i], w[0][i]); 196 } 197 else 198 { 199 return Register(x[i][0], y[i][0], z[i][0], w[i][0]); 200 } 201 } 202 operator [](RValue<Int> i)203 Register operator[](RValue<Int> i) 204 { 205 ASSERT(indirectAddressable); 206 207 return Register(x[0][i], y[0][i], z[0][i], w[0][i]); 208 } 209 210 const Vector4f operator[](RValue<Int4> i); // Gather operation (read only). 211 212 void scatter_x(Int4 i, RValue<Float4> r); 213 void scatter_y(Int4 i, RValue<Float4> r); 214 void scatter_z(Int4 i, RValue<Float4> r); 215 void scatter_w(Int4 i, RValue<Float4> r); 216 217 protected: 218 const int size; 219 const bool indirectAddressable; 220 Array<Float4> *x; 221 Array<Float4> *y; 222 Array<Float4> *z; 223 Array<Float4> *w; 224 }; 225 226 template<int S, bool I = false> 227 class RegisterArray : public RegisterFile 228 { 229 public: RegisterArray(bool indirectAddressable=I)230 RegisterArray(bool indirectAddressable = I) : RegisterFile(S, indirectAddressable) 231 { 232 } 233 }; 234 235 class ShaderCore 236 { 237 typedef Shader::Control Control; 238 239 public: 240 void mov(Vector4f &dst, const Vector4f &src, bool integerDestination = false); 241 void neg(Vector4f &dst, const Vector4f &src); 242 void ineg(Vector4f &dst, const Vector4f &src); 243 void f2b(Vector4f &dst, const Vector4f &src); 244 void b2f(Vector4f &dst, const Vector4f &src); 245 void f2i(Vector4f &dst, const Vector4f &src); 246 void i2f(Vector4f &dst, const Vector4f &src); 247 void f2u(Vector4f &dst, const Vector4f &src); 248 void u2f(Vector4f &dst, const Vector4f &src); 249 void i2b(Vector4f &dst, const Vector4f &src); 250 void b2i(Vector4f &dst, const Vector4f &src); 251 void add(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 252 void iadd(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 253 void sub(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 254 void isub(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 255 void mad(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 256 void imad(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 257 void mul(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 258 void imul(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 259 void rcpx(Vector4f &dst, const Vector4f &src, bool pp = false); 260 void div(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 261 void idiv(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 262 void udiv(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 263 void mod(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 264 void imod(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 265 void umod(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 266 void shl(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 267 void ishr(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 268 void ushr(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 269 void rsqx(Vector4f &dst, const Vector4f &src, bool pp = false); 270 void sqrt(Vector4f &dst, const Vector4f &src, bool pp = false); 271 void rsq(Vector4f &dst, const Vector4f &src, bool pp = false); 272 void len2(Float4 &dst, const Vector4f &src, bool pp = false); 273 void len3(Float4 &dst, const Vector4f &src, bool pp = false); 274 void len4(Float4 &dst, const Vector4f &src, bool pp = false); 275 void dist1(Float4 &dst, const Vector4f &src0, const Vector4f &src1, bool pp = false); 276 void dist2(Float4 &dst, const Vector4f &src0, const Vector4f &src1, bool pp = false); 277 void dist3(Float4 &dst, const Vector4f &src0, const Vector4f &src1, bool pp = false); 278 void dist4(Float4 &dst, const Vector4f &src0, const Vector4f &src1, bool pp = false); 279 void dp1(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 280 void dp2(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 281 void dp2add(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 282 void dp3(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 283 void dp4(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 284 void det2(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 285 void det3(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 286 void det4(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2, const Vector4f &src3); 287 void min(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 288 void imin(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 289 void umin(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 290 void max(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 291 void imax(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 292 void umax(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 293 void slt(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 294 void step(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 295 void exp2x(Vector4f &dst, const Vector4f &src, bool pp = false); 296 void exp2(Vector4f &dst, const Vector4f &src, bool pp = false); 297 void exp(Vector4f &dst, const Vector4f &src, bool pp = false); 298 void log2x(Vector4f &dst, const Vector4f &src, bool pp = false); 299 void log2(Vector4f &dst, const Vector4f &src, bool pp = false); 300 void log(Vector4f &dst, const Vector4f &src, bool pp = false); 301 void lit(Vector4f &dst, const Vector4f &src); 302 void att(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 303 void lrp(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 304 void isinf(Vector4f &dst, const Vector4f &src); 305 void isnan(Vector4f &dst, const Vector4f &src); 306 void smooth(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 307 void packHalf2x16(Vector4f &dst, const Vector4f &src); 308 void unpackHalf2x16(Vector4f &dst, const Vector4f &src); 309 void packSnorm2x16(Vector4f &dst, const Vector4f &src); 310 void packUnorm2x16(Vector4f &dst, const Vector4f &src); 311 void unpackSnorm2x16(Vector4f &dst, const Vector4f &src); 312 void unpackUnorm2x16(Vector4f &dst, const Vector4f &src); 313 void frc(Vector4f &dst, const Vector4f &src); 314 void trunc(Vector4f &dst, const Vector4f &src); 315 void floor(Vector4f &dst, const Vector4f &src); 316 void round(Vector4f &dst, const Vector4f &src); 317 void roundEven(Vector4f &dst, const Vector4f &src); 318 void ceil(Vector4f &dst, const Vector4f &src); 319 void powx(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, bool pp = false); 320 void pow(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, bool pp = false); 321 void crs(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 322 void forward1(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 323 void forward2(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 324 void forward3(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 325 void forward4(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 326 void reflect1(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 327 void reflect2(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 328 void reflect3(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 329 void reflect4(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 330 void refract1(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Float4 &src2); 331 void refract2(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Float4 &src2); 332 void refract3(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Float4 &src2); 333 void refract4(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Float4 &src2); 334 void sgn(Vector4f &dst, const Vector4f &src); 335 void isgn(Vector4f &dst, const Vector4f &src); 336 void abs(Vector4f &dst, const Vector4f &src); 337 void iabs(Vector4f &dst, const Vector4f &src); 338 void nrm2(Vector4f &dst, const Vector4f &src, bool pp = false); 339 void nrm3(Vector4f &dst, const Vector4f &src, bool pp = false); 340 void nrm4(Vector4f &dst, const Vector4f &src, bool pp = false); 341 void sincos(Vector4f &dst, const Vector4f &src, bool pp = false); 342 void cos(Vector4f &dst, const Vector4f &src, bool pp = false); 343 void sin(Vector4f &dst, const Vector4f &src, bool pp = false); 344 void tan(Vector4f &dst, const Vector4f &src, bool pp = false); 345 void acos(Vector4f &dst, const Vector4f &src, bool pp = false); 346 void asin(Vector4f &dst, const Vector4f &src, bool pp = false); 347 void atan(Vector4f &dst, const Vector4f &src, bool pp = false); 348 void atan2(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, bool pp = false); 349 void cosh(Vector4f &dst, const Vector4f &src, bool pp = false); 350 void sinh(Vector4f &dst, const Vector4f &src, bool pp = false); 351 void tanh(Vector4f &dst, const Vector4f &src, bool pp = false); 352 void acosh(Vector4f &dst, const Vector4f &src, bool pp = false); 353 void asinh(Vector4f &dst, const Vector4f &src, bool pp = false); 354 void atanh(Vector4f &dst, const Vector4f &src, bool pp = false); 355 void expp(Vector4f &dst, const Vector4f &src, unsigned short shaderModel); 356 void logp(Vector4f &dst, const Vector4f &src, unsigned short shaderModel); 357 void cmp0(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 358 void cmp(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, Control control); 359 void icmp(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, Control control); 360 void ucmp(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, Control control); 361 void select(Vector4f &dst, const Vector4f &src0, const Vector4f &src1, const Vector4f &src2); 362 void extract(Float4 &dst, const Vector4f &src0, const Float4 &src1); 363 void insert(Vector4f &dst, const Vector4f &src, const Float4 &element, const Float4 &index); 364 void all(Float4 &dst, const Vector4f &src); 365 void any(Float4 &dst, const Vector4f &src); 366 void bitwise_not(Vector4f &dst, const Vector4f &src); 367 void bitwise_or(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 368 void bitwise_xor(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 369 void bitwise_and(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 370 void equal(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 371 void notEqual(Vector4f &dst, const Vector4f &src0, const Vector4f &src1); 372 373 private: 374 void sgn(Float4 &dst, const Float4 &src); 375 void isgn(Float4 &dst, const Float4 &src); 376 void cmp0(Float4 &dst, const Float4 &src0, const Float4 &src1, const Float4 &src2); 377 void cmp0i(Float4 &dst, const Float4 &src0, const Float4 &src1, const Float4 &src2); 378 void select(Float4 &dst, RValue<Int4> src0, const Float4 &src1, const Float4 &src2); 379 void floatToHalfBits(Float4& dst, const Float4& floatBits, bool storeInUpperBits); 380 void halfToFloatBits(Float4& dst, const Float4& halfBits); 381 }; 382 } 383 384 #endif // sw_ShaderCore_hpp 385