cpu_ref/rsCpuRuntimeMath.cpp - platform/frameworks/rs - Git at Google

 /*
  * Copyright (C) 2011-2012 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *      http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */

 #ifndef RS_SERVER
 #include <cutils/compiler.h>
 #endif

 #include "rsContext.h"
 #include "rsScriptC.h"
 #include "rsMatrix4x4.h"
 #include "rsMatrix3x3.h"
 #include "rsMatrix2x2.h"

 #include "rsCpuCore.h"
 #include "rsCpuScript.h"

 using namespace android;
 using namespace android::renderscript;

 #define EXPORT_F32_FN_F32(func)                                 \
     float __attribute__((overloadable)) SC_##func(float v) {    \
         return func(v);                                         \
     }

 #define EXPORT_F32_FN_F32_F32(func)                                     \
     float __attribute__((overloadable)) SC_##func(float t, float v) {   \
         return func(t, v);                                              \
     }

 //////////////////////////////////////////////////////////////////////////////
 // Float util
 //////////////////////////////////////////////////////////////////////////////

 // Handle missing Gingerbread functions like tgammaf.
 float SC_tgammaf(float x) {
     return tgamma(x);
 }

 uint32_t SC_abs_i32(int32_t v) {return abs(v);}

 static void SC_MatrixLoadRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
     m->loadRotate(rot, x, y, z);
 }
 static void SC_MatrixLoadScale(Matrix4x4 *m, float x, float y, float z) {
     m->loadScale(x, y, z);
 }
 static void SC_MatrixLoadTranslate(Matrix4x4 *m, float x, float y, float z) {
     m->loadTranslate(x, y, z);
 }
 static void SC_MatrixRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
     m->rotate(rot, x, y, z);
 }
 static void SC_MatrixScale(Matrix4x4 *m, float x, float y, float z) {
     m->scale(x, y, z);
 }
 static void SC_MatrixTranslate(Matrix4x4 *m, float x, float y, float z) {
     m->translate(x, y, z);
 }

 static void SC_MatrixLoadOrtho(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
     m->loadOrtho(l, r, b, t, n, f);
 }
 static void SC_MatrixLoadFrustum(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
     m->loadFrustum(l, r, b, t, n, f);
 }
 static void SC_MatrixLoadPerspective(Matrix4x4 *m, float fovy, float aspect, float near, float far) {
     m->loadPerspective(fovy, aspect, near, far);
 }

 static bool SC_MatrixInverse_4x4(Matrix4x4 *m) {
     return m->inverse();
 }
 static bool SC_MatrixInverseTranspose_4x4(Matrix4x4 *m) {
     return m->inverseTranspose();
 }
 static void SC_MatrixTranspose_4x4(Matrix4x4 *m) {
     m->transpose();
 }
 static void SC_MatrixTranspose_3x3(Matrix3x3 *m) {
     m->transpose();
 }
 static void SC_MatrixTranspose_2x2(Matrix2x2 *m) {
     m->transpose();
 }

 float SC_randf2(float min, float max) {
     float r = (float)rand();
     r /= RAND_MAX;
     r = r * (max - min) + min;
     return r;
 }

 static float SC_frac(float v) {
     int i = (int)floor(v);
     return fmin(v - i, 0x1.fffffep-1f);
 }

 #ifdef RS_COMPATIBILITY_LIB
 EXPORT_F32_FN_F32(acosf)
 EXPORT_F32_FN_F32(acoshf)
 EXPORT_F32_FN_F32(asinf)
 EXPORT_F32_FN_F32(asinhf)
 EXPORT_F32_FN_F32(atanf)
 EXPORT_F32_FN_F32_F32(atan2f)
 EXPORT_F32_FN_F32(atanhf)
 EXPORT_F32_FN_F32(cbrtf)
 EXPORT_F32_FN_F32(ceilf)
 EXPORT_F32_FN_F32_F32(copysignf)
 EXPORT_F32_FN_F32(cosf)
 EXPORT_F32_FN_F32(coshf)
 EXPORT_F32_FN_F32(erfcf)
 EXPORT_F32_FN_F32(erff)
 EXPORT_F32_FN_F32(expf)
 EXPORT_F32_FN_F32(exp2f)
 EXPORT_F32_FN_F32(expm1f)
 EXPORT_F32_FN_F32_F32(fdimf)
 EXPORT_F32_FN_F32(floorf)
 float SC_fmaf(float u, float t, float v) {return fmaf(u, t, v);}
 EXPORT_F32_FN_F32_F32(fmaxf)
 EXPORT_F32_FN_F32_F32(fminf)
 EXPORT_F32_FN_F32_F32(fmodf)
 float SC_frexpf(float v, int* ptr) {return frexpf(v, ptr);}
 EXPORT_F32_FN_F32_F32(hypotf)
 EXPORT_F32_FN_F32(ilogbf)
 float SC_ldexpf(float v, int i) {return ldexpf(v, i);}
 EXPORT_F32_FN_F32(lgammaf)
 float SC_lgammaf_r(float v, int* ptr) {return lgammaf_r(v, ptr);}
 EXPORT_F32_FN_F32(logf)
 EXPORT_F32_FN_F32(log10f)
 EXPORT_F32_FN_F32(log1pf)
 EXPORT_F32_FN_F32(logbf)
 float SC_modff(float v, float* ptr) {return modff(v, ptr);}
 EXPORT_F32_FN_F32_F32(nextafterf)
 EXPORT_F32_FN_F32_F32(powf)
 EXPORT_F32_FN_F32_F32(remainderf)
 float SC_remquof(float t, float v, int* ptr) {return remquof(t, v, ptr);}
 EXPORT_F32_FN_F32(rintf)
 EXPORT_F32_FN_F32(roundf)
 EXPORT_F32_FN_F32(sinf)
 EXPORT_F32_FN_F32(sinhf)
 EXPORT_F32_FN_F32(sqrtf)
 EXPORT_F32_FN_F32(tanf)
 EXPORT_F32_FN_F32(tanhf)
 EXPORT_F32_FN_F32(truncf)
 #endif

 //////////////////////////////////////////////////////////////////////////////
 // Class implementation
 //////////////////////////////////////////////////////////////////////////////

 // llvm name mangling ref
 //  <builtin-type> ::= v  # void
 //                 ::= b  # bool
 //                 ::= c  # char
 //                 ::= a  # signed char
 //                 ::= h  # unsigned char
 //                 ::= s  # short
 //                 ::= t  # unsigned short
 //                 ::= i  # int
 //                 ::= j  # unsigned int
 //                 ::= l  # long
 //                 ::= m  # unsigned long
 //                 ::= x  # long long, __int64
 //                 ::= y  # unsigned long long, __int64
 //                 ::= f  # float
 //                 ::= d  # double

 static RsdCpuReference::CpuSymbol gSyms[] = {
     { "_Z4acosf", (void *)&acosf, true },
     { "_Z5acoshf", (void *)&acoshf, true },
     { "_Z4asinf", (void *)&asinf, true },
     { "_Z5asinhf", (void *)&asinhf, true },
     { "_Z4atanf", (void *)&atanf, true },
     { "_Z5atan2ff", (void *)&atan2f, true },
     { "_Z5atanhf", (void *)&atanhf, true },
     { "_Z4cbrtf", (void *)&cbrtf, true },
     { "_Z4ceilf", (void *)&ceilf, true },
     { "_Z8copysignff", (void *)&copysignf, true },
     { "_Z3cosf", (void *)&cosf, true },
     { "_Z4coshf", (void *)&coshf, true },
     { "_Z4erfcf", (void *)&erfcf, true },
     { "_Z3erff", (void *)&erff, true },
     { "_Z3expf", (void *)&expf, true },
     { "_Z4exp2f", (void *)&exp2f, true },
     { "_Z5expm1f", (void *)&expm1f, true },
     { "_Z4fdimff", (void *)&fdimf, true },
     { "_Z5floorf", (void *)&floorf, true },
     { "_Z3fmafff", (void *)&fmaf, true },
     { "_Z4fmaxff", (void *)&fmaxf, true },
     { "_Z4fminff", (void *)&fminf, true },  // float fmin(float, float)
     { "_Z4fmodff", (void *)&fmodf, true },
     { "_Z5frexpfPi", (void *)&frexpf, true },
     { "_Z5hypotff", (void *)&hypotf, true },
     { "_Z5ilogbf", (void *)&ilogbf, true },
     { "_Z5ldexpfi", (void *)&ldexpf, true },
     { "_Z6lgammaf", (void *)&lgammaf, true },
     { "_Z6lgammafPi", (void *)&lgammaf_r, true },
     { "_Z3logf", (void *)&logf, true },
     { "_Z5log10f", (void *)&log10f, true },
     { "_Z5log1pf", (void *)&log1pf, true },
     { "_Z4logbf", (void *)&logbf, true },
     { "_Z4modffPf", (void *)&modff, true },
     //{ "_Z3nanj", (void *)&SC_nan, true },
     { "_Z9nextafterff", (void *)&nextafterf, true },
     { "_Z3powff", (void *)&powf, true },
     { "_Z9remainderff", (void *)&remainderf, true },
     { "_Z6remquoffPi", (void *)&remquof, true },
     { "_Z4rintf", (void *)&rintf, true },
     { "_Z5roundf", (void *)&roundf, true },
     { "_Z3sinf", (void *)&sinf, true },
     { "_Z4sinhf", (void *)&sinhf, true },
     { "_Z4sqrtf", (void *)&sqrtf, true },
     { "_Z3tanf", (void *)&tanf, true },
     { "_Z4tanhf", (void *)&tanhf, true },
     { "_Z6tgammaf", (void *)&tgammaf, true },
     { "_Z5truncf", (void *)&truncf, true },

     //{ "smoothstep", (void *)&, true },

     // matrix
     { "_Z18rsMatrixLoadRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadRotate, true },
     { "_Z17rsMatrixLoadScaleP12rs_matrix4x4fff", (void *)&SC_MatrixLoadScale, true },
     { "_Z21rsMatrixLoadTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixLoadTranslate, true },
     { "_Z14rsMatrixRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixRotate, true },
     { "_Z13rsMatrixScaleP12rs_matrix4x4fff", (void *)&SC_MatrixScale, true },
     { "_Z17rsMatrixTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixTranslate, true },

     { "_Z17rsMatrixLoadOrthoP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadOrtho, true },
     { "_Z19rsMatrixLoadFrustumP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadFrustum, true },
     { "_Z23rsMatrixLoadPerspectiveP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadPerspective, true },

     { "_Z15rsMatrixInverseP12rs_matrix4x4", (void *)&SC_MatrixInverse_4x4, true },
     { "_Z24rsMatrixInverseTransposeP12rs_matrix4x4", (void *)&SC_MatrixInverseTranspose_4x4, true },
     { "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_4x4, true },
     { "_Z17rsMatrixTransposeP12rs_matrix3x3", (void *)&SC_MatrixTranspose_3x3, true },
     { "_Z17rsMatrixTransposeP12rs_matrix2x2", (void *)&SC_MatrixTranspose_2x2, true },

     // RS Math
     { "_Z6rsRandff", (void *)&SC_randf2, true },
     { "_Z6rsFracf", (void *)&SC_frac, true },

     { NULL, NULL, false }
 };

 const RsdCpuReference::CpuSymbol * RsdCpuScriptImpl::lookupSymbolMath(const char *sym) {
     const RsdCpuReference::CpuSymbol *syms = gSyms;

     while (syms->fnPtr) {
         if (!strcmp(syms->name, sym)) {
             return syms;
         }
         syms++;
     }
     return NULL;
 }
	/*
	* Copyright (C) 2011-2012 The Android Open Source Project
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	#ifndef RS_SERVER
	#include <cutils/compiler.h>
	#endif

	#include "rsContext.h"
	#include "rsScriptC.h"
	#include "rsMatrix4x4.h"
	#include "rsMatrix3x3.h"
	#include "rsMatrix2x2.h"

	#include "rsCpuCore.h"
	#include "rsCpuScript.h"

	using namespace android;
	using namespace android::renderscript;

	#define EXPORT_F32_FN_F32(func) \
	float __attribute__((overloadable)) SC_##func(float v) { \
	return func(v); \
	}

	#define EXPORT_F32_FN_F32_F32(func) \
	float __attribute__((overloadable)) SC_##func(float t, float v) { \
	return func(t, v); \
	}

	//////////////////////////////////////////////////////////////////////////////
	// Float util
	//////////////////////////////////////////////////////////////////////////////

	// Handle missing Gingerbread functions like tgammaf.
	float SC_tgammaf(float x) {
	return tgamma(x);
	}

	uint32_t SC_abs_i32(int32_t v) {return abs(v);}

	static void SC_MatrixLoadRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
	m->loadRotate(rot, x, y, z);
	}
	static void SC_MatrixLoadScale(Matrix4x4 *m, float x, float y, float z) {
	m->loadScale(x, y, z);
	}
	static void SC_MatrixLoadTranslate(Matrix4x4 *m, float x, float y, float z) {
	m->loadTranslate(x, y, z);
	}
	static void SC_MatrixRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
	m->rotate(rot, x, y, z);
	}
	static void SC_MatrixScale(Matrix4x4 *m, float x, float y, float z) {
	m->scale(x, y, z);
	}
	static void SC_MatrixTranslate(Matrix4x4 *m, float x, float y, float z) {
	m->translate(x, y, z);
	}

	static void SC_MatrixLoadOrtho(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
	m->loadOrtho(l, r, b, t, n, f);
	}
	static void SC_MatrixLoadFrustum(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
	m->loadFrustum(l, r, b, t, n, f);
	}
	static void SC_MatrixLoadPerspective(Matrix4x4 *m, float fovy, float aspect, float near, float far) {
	m->loadPerspective(fovy, aspect, near, far);
	}

	static bool SC_MatrixInverse_4x4(Matrix4x4 *m) {
	return m->inverse();
	}
	static bool SC_MatrixInverseTranspose_4x4(Matrix4x4 *m) {
	return m->inverseTranspose();
	}
	static void SC_MatrixTranspose_4x4(Matrix4x4 *m) {
	m->transpose();
	}
	static void SC_MatrixTranspose_3x3(Matrix3x3 *m) {
	m->transpose();
	}
	static void SC_MatrixTranspose_2x2(Matrix2x2 *m) {
	m->transpose();
	}

	float SC_randf2(float min, float max) {
	float r = (float)rand();
	r /= RAND_MAX;
	r = r * (max - min) + min;
	return r;
	}

	static float SC_frac(float v) {
	int i = (int)floor(v);
	return fmin(v - i, 0x1.fffffep-1f);
	}

	#ifdef RS_COMPATIBILITY_LIB
	EXPORT_F32_FN_F32(acosf)
	EXPORT_F32_FN_F32(acoshf)
	EXPORT_F32_FN_F32(asinf)
	EXPORT_F32_FN_F32(asinhf)
	EXPORT_F32_FN_F32(atanf)
	EXPORT_F32_FN_F32_F32(atan2f)
	EXPORT_F32_FN_F32(atanhf)
	EXPORT_F32_FN_F32(cbrtf)
	EXPORT_F32_FN_F32(ceilf)
	EXPORT_F32_FN_F32_F32(copysignf)
	EXPORT_F32_FN_F32(cosf)
	EXPORT_F32_FN_F32(coshf)
	EXPORT_F32_FN_F32(erfcf)
	EXPORT_F32_FN_F32(erff)
	EXPORT_F32_FN_F32(expf)
	EXPORT_F32_FN_F32(exp2f)
	EXPORT_F32_FN_F32(expm1f)
	EXPORT_F32_FN_F32_F32(fdimf)
	EXPORT_F32_FN_F32(floorf)
	float SC_fmaf(float u, float t, float v) {return fmaf(u, t, v);}
	EXPORT_F32_FN_F32_F32(fmaxf)
	EXPORT_F32_FN_F32_F32(fminf)
	EXPORT_F32_FN_F32_F32(fmodf)
	float SC_frexpf(float v, int* ptr) {return frexpf(v, ptr);}
	EXPORT_F32_FN_F32_F32(hypotf)
	EXPORT_F32_FN_F32(ilogbf)
	float SC_ldexpf(float v, int i) {return ldexpf(v, i);}
	EXPORT_F32_FN_F32(lgammaf)
	float SC_lgammaf_r(float v, int* ptr) {return lgammaf_r(v, ptr);}
	EXPORT_F32_FN_F32(logf)
	EXPORT_F32_FN_F32(log10f)
	EXPORT_F32_FN_F32(log1pf)
	EXPORT_F32_FN_F32(logbf)
	float SC_modff(float v, float* ptr) {return modff(v, ptr);}
	EXPORT_F32_FN_F32_F32(nextafterf)
	EXPORT_F32_FN_F32_F32(powf)
	EXPORT_F32_FN_F32_F32(remainderf)
	float SC_remquof(float t, float v, int* ptr) {return remquof(t, v, ptr);}
	EXPORT_F32_FN_F32(rintf)
	EXPORT_F32_FN_F32(roundf)
	EXPORT_F32_FN_F32(sinf)
	EXPORT_F32_FN_F32(sinhf)
	EXPORT_F32_FN_F32(sqrtf)
	EXPORT_F32_FN_F32(tanf)
	EXPORT_F32_FN_F32(tanhf)
	EXPORT_F32_FN_F32(truncf)
	#endif

	//////////////////////////////////////////////////////////////////////////////
	// Class implementation
	//////////////////////////////////////////////////////////////////////////////

	// llvm name mangling ref
	// <builtin-type> ::= v # void
	// ::= b # bool
	// ::= c # char
	// ::= a # signed char
	// ::= h # unsigned char
	// ::= s # short
	// ::= t # unsigned short
	// ::= i # int
	// ::= j # unsigned int
	// ::= l # long
	// ::= m # unsigned long
	// ::= x # long long, __int64
	// ::= y # unsigned long long, __int64
	// ::= f # float
	// ::= d # double

	static RsdCpuReference::CpuSymbol gSyms[] = {
	{ "_Z4acosf", (void *)&acosf, true },
	{ "_Z5acoshf", (void *)&acoshf, true },
	{ "_Z4asinf", (void *)&asinf, true },
	{ "_Z5asinhf", (void *)&asinhf, true },
	{ "_Z4atanf", (void *)&atanf, true },
	{ "_Z5atan2ff", (void *)&atan2f, true },
	{ "_Z5atanhf", (void *)&atanhf, true },
	{ "_Z4cbrtf", (void *)&cbrtf, true },
	{ "_Z4ceilf", (void *)&ceilf, true },
	{ "_Z8copysignff", (void *)&copysignf, true },
	{ "_Z3cosf", (void *)&cosf, true },
	{ "_Z4coshf", (void *)&coshf, true },
	{ "_Z4erfcf", (void *)&erfcf, true },
	{ "_Z3erff", (void *)&erff, true },
	{ "_Z3expf", (void *)&expf, true },
	{ "_Z4exp2f", (void *)&exp2f, true },
	{ "_Z5expm1f", (void *)&expm1f, true },
	{ "_Z4fdimff", (void *)&fdimf, true },
	{ "_Z5floorf", (void *)&floorf, true },
	{ "_Z3fmafff", (void *)&fmaf, true },
	{ "_Z4fmaxff", (void *)&fmaxf, true },
	{ "_Z4fminff", (void *)&fminf, true }, // float fmin(float, float)
	{ "_Z4fmodff", (void *)&fmodf, true },
	{ "_Z5frexpfPi", (void *)&frexpf, true },
	{ "_Z5hypotff", (void *)&hypotf, true },
	{ "_Z5ilogbf", (void *)&ilogbf, true },
	{ "_Z5ldexpfi", (void *)&ldexpf, true },
	{ "_Z6lgammaf", (void *)&lgammaf, true },
	{ "_Z6lgammafPi", (void *)&lgammaf_r, true },
	{ "_Z3logf", (void *)&logf, true },
	{ "_Z5log10f", (void *)&log10f, true },
	{ "_Z5log1pf", (void *)&log1pf, true },
	{ "_Z4logbf", (void *)&logbf, true },
	{ "_Z4modffPf", (void *)&modff, true },
	//{ "_Z3nanj", (void *)&SC_nan, true },
	{ "_Z9nextafterff", (void *)&nextafterf, true },
	{ "_Z3powff", (void *)&powf, true },
	{ "_Z9remainderff", (void *)&remainderf, true },
	{ "_Z6remquoffPi", (void *)&remquof, true },
	{ "_Z4rintf", (void *)&rintf, true },
	{ "_Z5roundf", (void *)&roundf, true },
	{ "_Z3sinf", (void *)&sinf, true },
	{ "_Z4sinhf", (void *)&sinhf, true },
	{ "_Z4sqrtf", (void *)&sqrtf, true },
	{ "_Z3tanf", (void *)&tanf, true },
	{ "_Z4tanhf", (void *)&tanhf, true },
	{ "_Z6tgammaf", (void *)&tgammaf, true },
	{ "_Z5truncf", (void *)&truncf, true },

	//{ "smoothstep", (void *)&, true },

	// matrix
	{ "_Z18rsMatrixLoadRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadRotate, true },
	{ "_Z17rsMatrixLoadScaleP12rs_matrix4x4fff", (void *)&SC_MatrixLoadScale, true },
	{ "_Z21rsMatrixLoadTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixLoadTranslate, true },
	{ "_Z14rsMatrixRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixRotate, true },
	{ "_Z13rsMatrixScaleP12rs_matrix4x4fff", (void *)&SC_MatrixScale, true },
	{ "_Z17rsMatrixTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixTranslate, true },

	{ "_Z17rsMatrixLoadOrthoP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadOrtho, true },
	{ "_Z19rsMatrixLoadFrustumP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadFrustum, true },
	{ "_Z23rsMatrixLoadPerspectiveP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadPerspective, true },

	{ "_Z15rsMatrixInverseP12rs_matrix4x4", (void *)&SC_MatrixInverse_4x4, true },
	{ "_Z24rsMatrixInverseTransposeP12rs_matrix4x4", (void *)&SC_MatrixInverseTranspose_4x4, true },
	{ "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_4x4, true },
	{ "_Z17rsMatrixTransposeP12rs_matrix3x3", (void *)&SC_MatrixTranspose_3x3, true },
	{ "_Z17rsMatrixTransposeP12rs_matrix2x2", (void *)&SC_MatrixTranspose_2x2, true },

	// RS Math
	{ "_Z6rsRandff", (void *)&SC_randf2, true },
	{ "_Z6rsFracf", (void *)&SC_frac, true },

	{ NULL, NULL, false }
	};

	const RsdCpuReference::CpuSymbol * RsdCpuScriptImpl::lookupSymbolMath(const char *sym) {
	const RsdCpuReference::CpuSymbol *syms = gSyms;

	while (syms->fnPtr) {
	if (!strcmp(syms->name, sym)) {
	return syms;
	}
	syms++;
	}
	return NULL;
	}