1/*
2 * Copyright (C) 2011 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#include "rsContext.h"
18#include "rsScriptC.h"
19#include "rsMatrix4x4.h"
20#include "rsMatrix3x3.h"
21#include "rsMatrix2x2.h"
22
23#include "rsdCore.h"
24#include "rsdRuntime.h"
25
26
27using namespace android;
28using namespace android::renderscript;
29
30
31static float SC_exp10(float v) {
32    return pow(10.f, v);
33}
34
35static float SC_fract(float v, int *iptr) {
36    int i = (int)floor(v);
37    iptr[0] = i;
38    return fmin(v - i, 0x1.fffffep-1f);
39}
40
41static float SC_log2(float v) {
42    return log10(v) / log10(2.f);
43}
44
45static float SC_mad(float v1, float v2, float v3) {
46    return v1 * v2 + v3;
47}
48
49#if 0
50static float SC_pown(float v, int p) {
51    return powf(v, (float)p);
52}
53
54static float SC_powr(float v, float p) {
55    return powf(v, p);
56}
57#endif
58
59float SC_rootn(float v, int r) {
60    return pow(v, 1.f / r);
61}
62
63float SC_rsqrt(float v) {
64    return 1.f / sqrtf(v);
65}
66
67float SC_sincos(float v, float *cosptr) {
68    *cosptr = cosf(v);
69    return sinf(v);
70}
71
72//////////////////////////////////////////////////////////////////////////////
73// Integer
74//////////////////////////////////////////////////////////////////////////////
75
76
77static uint32_t SC_abs_i32(int32_t v) {return abs(v);}
78static uint16_t SC_abs_i16(int16_t v) {return (uint16_t)abs(v);}
79static uint8_t SC_abs_i8(int8_t v) {return (uint8_t)abs(v);}
80
81static uint32_t SC_clz_u32(uint32_t v) {return __builtin_clz(v);}
82static uint16_t SC_clz_u16(uint16_t v) {return (uint16_t)__builtin_clz(v);}
83static uint8_t SC_clz_u8(uint8_t v) {return (uint8_t)__builtin_clz(v);}
84static int32_t SC_clz_i32(int32_t v) {return (int32_t)__builtin_clz((uint32_t)v);}
85static int16_t SC_clz_i16(int16_t v) {return (int16_t)__builtin_clz(v);}
86static int8_t SC_clz_i8(int8_t v) {return (int8_t)__builtin_clz(v);}
87
88static uint32_t SC_max_u32(uint32_t v, uint32_t v2) {return rsMax(v, v2);}
89static uint16_t SC_max_u16(uint16_t v, uint16_t v2) {return rsMax(v, v2);}
90static uint8_t SC_max_u8(uint8_t v, uint8_t v2) {return rsMax(v, v2);}
91static int32_t SC_max_i32(int32_t v, int32_t v2) {return rsMax(v, v2);}
92static int16_t SC_max_i16(int16_t v, int16_t v2) {return rsMax(v, v2);}
93static int8_t SC_max_i8(int8_t v, int8_t v2) {return rsMax(v, v2);}
94
95static uint32_t SC_min_u32(uint32_t v, uint32_t v2) {return rsMin(v, v2);}
96static uint16_t SC_min_u16(uint16_t v, uint16_t v2) {return rsMin(v, v2);}
97static uint8_t SC_min_u8(uint8_t v, uint8_t v2) {return rsMin(v, v2);}
98static int32_t SC_min_i32(int32_t v, int32_t v2) {return rsMin(v, v2);}
99static int16_t SC_min_i16(int16_t v, int16_t v2) {return rsMin(v, v2);}
100static int8_t SC_min_i8(int8_t v, int8_t v2) {return rsMin(v, v2);}
101
102//////////////////////////////////////////////////////////////////////////////
103// Float util
104//////////////////////////////////////////////////////////////////////////////
105
106static float SC_clamp_f32(float amount, float low, float high) {
107    return amount < low ? low : (amount > high ? high : amount);
108}
109
110static float SC_degrees(float radians) {
111    return radians * (180.f / M_PI);
112}
113
114static float SC_max_f32(float v, float v2) {
115    return rsMax(v, v2);
116}
117
118static float SC_min_f32(float v, float v2) {
119    return rsMin(v, v2);
120}
121
122static float SC_mix_f32(float start, float stop, float amount) {
123    //LOGE("lerpf %f  %f  %f", start, stop, amount);
124    return start + (stop - start) * amount;
125}
126
127static float SC_radians(float degrees) {
128    return degrees * (M_PI / 180.f);
129}
130
131static float SC_step_f32(float edge, float v) {
132    if (v < edge) return 0.f;
133    return 1.f;
134}
135
136static float SC_sign_f32(float value) {
137    if (value > 0) return 1.f;
138    if (value < 0) return -1.f;
139    return value;
140}
141
142static void SC_MatrixLoadIdentity_4x4(Matrix4x4 *m) {
143    m->loadIdentity();
144}
145static void SC_MatrixLoadIdentity_3x3(Matrix3x3 *m) {
146    m->loadIdentity();
147}
148static void SC_MatrixLoadIdentity_2x2(Matrix2x2 *m) {
149    m->loadIdentity();
150}
151
152static void SC_MatrixLoad_4x4_f(Matrix4x4 *m, const float *f) {
153    m->load(f);
154}
155static void SC_MatrixLoad_3x3_f(Matrix3x3 *m, const float *f) {
156    m->load(f);
157}
158static void SC_MatrixLoad_2x2_f(Matrix2x2 *m, const float *f) {
159    m->load(f);
160}
161
162static void SC_MatrixLoad_4x4_4x4(Matrix4x4 *m, const Matrix4x4 *s) {
163    m->load(s);
164}
165static void SC_MatrixLoad_4x4_3x3(Matrix4x4 *m, const Matrix3x3 *s) {
166    m->load(s);
167}
168static void SC_MatrixLoad_4x4_2x2(Matrix4x4 *m, const Matrix2x2 *s) {
169    m->load(s);
170}
171static void SC_MatrixLoad_3x3_3x3(Matrix3x3 *m, const Matrix3x3 *s) {
172    m->load(s);
173}
174static void SC_MatrixLoad_2x2_2x2(Matrix2x2 *m, const Matrix2x2 *s) {
175    m->load(s);
176}
177
178static void SC_MatrixLoadRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
179    m->loadRotate(rot, x, y, z);
180}
181static void SC_MatrixLoadScale(Matrix4x4 *m, float x, float y, float z) {
182    m->loadScale(x, y, z);
183}
184static void SC_MatrixLoadTranslate(Matrix4x4 *m, float x, float y, float z) {
185    m->loadTranslate(x, y, z);
186}
187static void SC_MatrixRotate(Matrix4x4 *m, float rot, float x, float y, float z) {
188    m->rotate(rot, x, y, z);
189}
190static void SC_MatrixScale(Matrix4x4 *m, float x, float y, float z) {
191    m->scale(x, y, z);
192}
193static void SC_MatrixTranslate(Matrix4x4 *m, float x, float y, float z) {
194    m->translate(x, y, z);
195}
196
197static void SC_MatrixLoadMultiply_4x4_4x4_4x4(Matrix4x4 *m, const Matrix4x4 *lhs, const Matrix4x4 *rhs) {
198    m->loadMultiply(lhs, rhs);
199}
200static void SC_MatrixLoadMultiply_3x3_3x3_3x3(Matrix3x3 *m, const Matrix3x3 *lhs, const Matrix3x3 *rhs) {
201    m->loadMultiply(lhs, rhs);
202}
203static void SC_MatrixLoadMultiply_2x2_2x2_2x2(Matrix2x2 *m, const Matrix2x2 *lhs, const Matrix2x2 *rhs) {
204    m->loadMultiply(lhs, rhs);
205}
206
207static void SC_MatrixMultiply_4x4_4x4(Matrix4x4 *m, const Matrix4x4 *rhs) {
208    m->multiply(rhs);
209}
210static void SC_MatrixMultiply_3x3_3x3(Matrix3x3 *m, const Matrix3x3 *rhs) {
211    m->multiply(rhs);
212}
213static void SC_MatrixMultiply_2x2_2x2(Matrix2x2 *m, const Matrix2x2 *rhs) {
214    m->multiply(rhs);
215}
216
217static void SC_MatrixLoadOrtho(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
218    m->loadOrtho(l, r, b, t, n, f);
219}
220static void SC_MatrixLoadFrustum(Matrix4x4 *m, float l, float r, float b, float t, float n, float f) {
221    m->loadFrustum(l, r, b, t, n, f);
222}
223static void SC_MatrixLoadPerspective(Matrix4x4 *m, float fovy, float aspect, float near, float far) {
224    m->loadPerspective(fovy, aspect, near, far);
225}
226
227static bool SC_MatrixInverse_4x4(Matrix4x4 *m) {
228    return m->inverse();
229}
230static bool SC_MatrixInverseTranspose_4x4(Matrix4x4 *m) {
231    return m->inverseTranspose();
232}
233static void SC_MatrixTranspose_4x4(Matrix4x4 *m) {
234    m->transpose();
235}
236static void SC_MatrixTranspose_3x3(Matrix3x3 *m) {
237    m->transpose();
238}
239static void SC_MatrixTranspose_2x2(Matrix2x2 *m) {
240    m->transpose();
241}
242
243static float SC_randf(float max) {
244    float r = (float)rand();
245    r *= max;
246    r /= RAND_MAX;
247    return r;
248}
249
250static float SC_randf2(float min, float max) {
251    float r = (float)rand();
252    r /= RAND_MAX;
253    r = r * (max - min) + min;
254    return r;
255}
256
257static int SC_randi(int max) {
258    return (int)SC_randf(max);
259}
260
261static int SC_randi2(int min, int max) {
262    return (int)SC_randf2(min, max);
263}
264
265static float SC_frac(float v) {
266    int i = (int)floor(v);
267    return fmin(v - i, 0x1.fffffep-1f);
268}
269
270
271static int32_t SC_AtomicCas(volatile int32_t *ptr, int32_t expectedValue, int32_t newValue) {
272    int32_t prev;
273
274    do {
275        int32_t ret = android_atomic_release_cas(expectedValue, newValue, ptr);
276        if (!ret) {
277            // The android cas return 0 if it wrote the value.  This means the
278            // previous value was the expected value and we can return.
279            return expectedValue;
280        }
281        // We didn't write the value and need to load the "previous" value.
282        prev = *ptr;
283
284        // A race condition exists where the expected value could appear after our cas failed
285        // above.  In this case loop until we have a legit previous value or the
286        // write passes.
287        } while (prev == expectedValue);
288    return prev;
289}
290
291
292static int32_t SC_AtomicInc(volatile int32_t *ptr) {
293    return android_atomic_inc(ptr);
294}
295
296static int32_t SC_AtomicDec(volatile int32_t *ptr) {
297    return android_atomic_dec(ptr);
298}
299
300static int32_t SC_AtomicAdd(volatile int32_t *ptr, int32_t value) {
301    return android_atomic_add(value, ptr);
302}
303
304static int32_t SC_AtomicSub(volatile int32_t *ptr, int32_t value) {
305    int32_t prev, status;
306    do {
307        prev = *ptr;
308        status = android_atomic_release_cas(prev, prev - value, ptr);
309    } while (__builtin_expect(status != 0, 0));
310    return prev;
311}
312
313static int32_t SC_AtomicAnd(volatile int32_t *ptr, int32_t value) {
314    return android_atomic_and(value, ptr);
315}
316
317static int32_t SC_AtomicOr(volatile int32_t *ptr, int32_t value) {
318    return android_atomic_or(value, ptr);
319}
320
321static int32_t SC_AtomicXor(volatile int32_t *ptr, int32_t value) {
322    int32_t prev, status;
323    do {
324        prev = *ptr;
325        status = android_atomic_release_cas(prev, prev ^ value, ptr);
326    } while (__builtin_expect(status != 0, 0));
327    return prev;
328}
329
330static int32_t SC_AtomicMin(volatile int32_t *ptr, int32_t value) {
331    int32_t prev, status;
332    do {
333        prev = *ptr;
334        int32_t n = rsMin(value, prev);
335        status = android_atomic_release_cas(prev, n, ptr);
336    } while (__builtin_expect(status != 0, 0));
337    return prev;
338}
339
340static int32_t SC_AtomicMax(volatile int32_t *ptr, int32_t value) {
341    int32_t prev, status;
342    do {
343        prev = *ptr;
344        int32_t n = rsMax(value, prev);
345        status = android_atomic_release_cas(prev, n, ptr);
346    } while (__builtin_expect(status != 0, 0));
347    return prev;
348}
349
350
351
352//////////////////////////////////////////////////////////////////////////////
353// Class implementation
354//////////////////////////////////////////////////////////////////////////////
355
356// llvm name mangling ref
357//  <builtin-type> ::= v  # void
358//                 ::= b  # bool
359//                 ::= c  # char
360//                 ::= a  # signed char
361//                 ::= h  # unsigned char
362//                 ::= s  # short
363//                 ::= t  # unsigned short
364//                 ::= i  # int
365//                 ::= j  # unsigned int
366//                 ::= l  # long
367//                 ::= m  # unsigned long
368//                 ::= x  # long long, __int64
369//                 ::= y  # unsigned long long, __int64
370//                 ::= f  # float
371//                 ::= d  # double
372
373static RsdSymbolTable gSyms[] = {
374    { "_Z4acosf", (void *)&acosf, true },
375    { "_Z5acoshf", (void *)&acoshf, true },
376    { "_Z4asinf", (void *)&asinf, true },
377    { "_Z5asinhf", (void *)&asinhf, true },
378    { "_Z4atanf", (void *)&atanf, true },
379    { "_Z5atan2ff", (void *)&atan2f, true },
380    { "_Z5atanhf", (void *)&atanhf, true },
381    { "_Z4cbrtf", (void *)&cbrtf, true },
382    { "_Z4ceilf", (void *)&ceilf, true },
383    { "_Z8copysignff", (void *)&copysignf, true },
384    { "_Z3cosf", (void *)&cosf, true },
385    { "_Z4coshf", (void *)&coshf, true },
386    { "_Z4erfcf", (void *)&erfcf, true },
387    { "_Z3erff", (void *)&erff, true },
388    { "_Z3expf", (void *)&expf, true },
389    { "_Z4exp2f", (void *)&exp2f, true },
390    { "_Z5exp10f", (void *)&SC_exp10, true },
391    { "_Z5expm1f", (void *)&expm1f, true },
392    { "_Z4fabsf", (void *)&fabsf, true },
393    { "_Z4fdimff", (void *)&fdimf, true },
394    { "_Z5floorf", (void *)&floorf, true },
395    { "_Z3fmafff", (void *)&fmaf, true },
396    { "_Z4fmaxff", (void *)&fmaxf, true },
397    { "_Z4fminff", (void *)&fminf, true },  // float fmin(float, float)
398    { "_Z4fmodff", (void *)&fmodf, true },
399    { "_Z5fractfPf", (void *)&SC_fract, true },
400    { "_Z5frexpfPi", (void *)&frexpf, true },
401    { "_Z5hypotff", (void *)&hypotf, true },
402    { "_Z5ilogbf", (void *)&ilogbf, true },
403    { "_Z5ldexpfi", (void *)&ldexpf, true },
404    { "_Z6lgammaf", (void *)&lgammaf, true },
405    { "_Z6lgammafPi", (void *)&lgammaf_r, true },
406    { "_Z3logf", (void *)&logf, true },
407    { "_Z4log2f", (void *)&SC_log2, true },
408    { "_Z5log10f", (void *)&log10f, true },
409    { "_Z5log1pf", (void *)&log1pf, true },
410    { "_Z4logbf", (void *)&logbf, true },
411    { "_Z3madfff", (void *)&SC_mad, true },
412    { "_Z4modffPf", (void *)&modff, true },
413    //{ "_Z3nanj", (void *)&SC_nan, true },
414    { "_Z9nextafterff", (void *)&nextafterf, true },
415    { "_Z3powff", (void *)&powf, true },
416    { "_Z9remainderff", (void *)&remainderf, true },
417    { "_Z6remquoffPi", (void *)&remquof, true },
418    { "_Z4rintf", (void *)&rintf, true },
419    { "_Z5rootnfi", (void *)&SC_rootn, true },
420    { "_Z5roundf", (void *)&roundf, true },
421    { "_Z5rsqrtf", (void *)&SC_rsqrt, true },
422    { "_Z3sinf", (void *)&sinf, true },
423    { "_Z6sincosfPf", (void *)&SC_sincos, true },
424    { "_Z4sinhf", (void *)&sinhf, true },
425    { "_Z4sqrtf", (void *)&sqrtf, true },
426    { "_Z3tanf", (void *)&tanf, true },
427    { "_Z4tanhf", (void *)&tanhf, true },
428    { "_Z6tgammaf", (void *)&tgammaf, true },
429    { "_Z5truncf", (void *)&truncf, true },
430
431    { "_Z3absi", (void *)&SC_abs_i32, true },
432    { "_Z3abss", (void *)&SC_abs_i16, true },
433    { "_Z3absc", (void *)&SC_abs_i8, true },
434    { "_Z3clzj", (void *)&SC_clz_u32, true },
435    { "_Z3clzt", (void *)&SC_clz_u16, true },
436    { "_Z3clzh", (void *)&SC_clz_u8, true },
437    { "_Z3clzi", (void *)&SC_clz_i32, true },
438    { "_Z3clzs", (void *)&SC_clz_i16, true },
439    { "_Z3clzc", (void *)&SC_clz_i8, true },
440    { "_Z3maxjj", (void *)&SC_max_u32, true },
441    { "_Z3maxtt", (void *)&SC_max_u16, true },
442    { "_Z3maxhh", (void *)&SC_max_u8, true },
443    { "_Z3maxii", (void *)&SC_max_i32, true },
444    { "_Z3maxss", (void *)&SC_max_i16, true },
445    { "_Z3maxcc", (void *)&SC_max_i8, true },
446    { "_Z3minjj", (void *)&SC_min_u32, true },
447    { "_Z3mintt", (void *)&SC_min_u16, true },
448    { "_Z3minhh", (void *)&SC_min_u8, true },
449    { "_Z3minii", (void *)&SC_min_i32, true },
450    { "_Z3minss", (void *)&SC_min_i16, true },
451    { "_Z3mincc", (void *)&SC_min_i8, true },
452
453    { "_Z5clampfff", (void *)&SC_clamp_f32, true },
454    { "_Z7degreesf", (void *)&SC_degrees, true },
455    { "_Z3maxff", (void *)&SC_max_f32, true },
456    { "_Z3minff", (void *)&SC_min_f32, true },
457    { "_Z3mixfff", (void *)&SC_mix_f32, true },
458    { "_Z7radiansf", (void *)&SC_radians, true },
459    { "_Z4stepff", (void *)&SC_step_f32, true },
460    //{ "smoothstep", (void *)&, true },
461    { "_Z4signf", (void *)&SC_sign_f32, true },
462
463    // matrix
464    { "_Z20rsMatrixLoadIdentityP12rs_matrix4x4", (void *)&SC_MatrixLoadIdentity_4x4, true },
465    { "_Z20rsMatrixLoadIdentityP12rs_matrix3x3", (void *)&SC_MatrixLoadIdentity_3x3, true },
466    { "_Z20rsMatrixLoadIdentityP12rs_matrix2x2", (void *)&SC_MatrixLoadIdentity_2x2, true },
467
468    { "_Z12rsMatrixLoadP12rs_matrix4x4PKf", (void *)&SC_MatrixLoad_4x4_f, true },
469    { "_Z12rsMatrixLoadP12rs_matrix3x3PKf", (void *)&SC_MatrixLoad_3x3_f, true },
470    { "_Z12rsMatrixLoadP12rs_matrix2x2PKf", (void *)&SC_MatrixLoad_2x2_f, true },
471
472    { "_Z12rsMatrixLoadP12rs_matrix4x4PKS_", (void *)&SC_MatrixLoad_4x4_4x4, true },
473    { "_Z12rsMatrixLoadP12rs_matrix4x4PK12rs_matrix3x3", (void *)&SC_MatrixLoad_4x4_3x3, true },
474    { "_Z12rsMatrixLoadP12rs_matrix4x4PK12rs_matrix2x2", (void *)&SC_MatrixLoad_4x4_2x2, true },
475    { "_Z12rsMatrixLoadP12rs_matrix3x3PKS_", (void *)&SC_MatrixLoad_3x3_3x3, true },
476    { "_Z12rsMatrixLoadP12rs_matrix2x2PKS_", (void *)&SC_MatrixLoad_2x2_2x2, true },
477
478    { "_Z18rsMatrixLoadRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadRotate, true },
479    { "_Z17rsMatrixLoadScaleP12rs_matrix4x4fff", (void *)&SC_MatrixLoadScale, true },
480    { "_Z21rsMatrixLoadTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixLoadTranslate, true },
481    { "_Z14rsMatrixRotateP12rs_matrix4x4ffff", (void *)&SC_MatrixRotate, true },
482    { "_Z13rsMatrixScaleP12rs_matrix4x4fff", (void *)&SC_MatrixScale, true },
483    { "_Z17rsMatrixTranslateP12rs_matrix4x4fff", (void *)&SC_MatrixTranslate, true },
484
485    { "_Z20rsMatrixLoadMultiplyP12rs_matrix4x4PKS_S2_", (void *)&SC_MatrixLoadMultiply_4x4_4x4_4x4, true },
486    { "_Z16rsMatrixMultiplyP12rs_matrix4x4PKS_", (void *)&SC_MatrixMultiply_4x4_4x4, true },
487    { "_Z20rsMatrixLoadMultiplyP12rs_matrix3x3PKS_S2_", (void *)&SC_MatrixLoadMultiply_3x3_3x3_3x3, true },
488    { "_Z16rsMatrixMultiplyP12rs_matrix3x3PKS_", (void *)&SC_MatrixMultiply_3x3_3x3, true },
489    { "_Z20rsMatrixLoadMultiplyP12rs_matrix2x2PKS_S2_", (void *)&SC_MatrixLoadMultiply_2x2_2x2_2x2, true },
490    { "_Z16rsMatrixMultiplyP12rs_matrix2x2PKS_", (void *)&SC_MatrixMultiply_2x2_2x2, true },
491
492    { "_Z17rsMatrixLoadOrthoP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadOrtho, true },
493    { "_Z19rsMatrixLoadFrustumP12rs_matrix4x4ffffff", (void *)&SC_MatrixLoadFrustum, true },
494    { "_Z23rsMatrixLoadPerspectiveP12rs_matrix4x4ffff", (void *)&SC_MatrixLoadPerspective, true },
495
496    { "_Z15rsMatrixInverseP12rs_matrix4x4", (void *)&SC_MatrixInverse_4x4, true },
497    { "_Z24rsMatrixInverseTransposeP12rs_matrix4x4", (void *)&SC_MatrixInverseTranspose_4x4, true },
498    { "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_4x4, true },
499    { "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_3x3, true },
500    { "_Z17rsMatrixTransposeP12rs_matrix4x4", (void *)&SC_MatrixTranspose_2x2, true },
501
502    // RS Math
503    { "_Z6rsRandi", (void *)&SC_randi, true },
504    { "_Z6rsRandii", (void *)&SC_randi2, true },
505    { "_Z6rsRandf", (void *)&SC_randf, true },
506    { "_Z6rsRandff", (void *)&SC_randf2, true },
507    { "_Z6rsFracf", (void *)&SC_frac, true },
508
509    // Atomics
510    { "_Z11rsAtomicIncPVi", (void *)&SC_AtomicInc, true },
511    { "_Z11rsAtomicIncPVj", (void *)&SC_AtomicInc, true },
512    { "_Z11rsAtomicDecPVi", (void *)&SC_AtomicDec, true },
513    { "_Z11rsAtomicDecPVj", (void *)&SC_AtomicDec, true },
514    { "_Z11rsAtomicAddPVii", (void *)&SC_AtomicAdd, true },
515    { "_Z11rsAtomicAddPVjj", (void *)&SC_AtomicAdd, true },
516    { "_Z11rsAtomicSubPVii", (void *)&SC_AtomicSub, true },
517    { "_Z11rsAtomicSubPVjj", (void *)&SC_AtomicSub, true },
518    { "_Z11rsAtomicAndPVii", (void *)&SC_AtomicAnd, true },
519    { "_Z11rsAtomicAndPVjj", (void *)&SC_AtomicAnd, true },
520    { "_Z10rsAtomicOrPVii", (void *)&SC_AtomicOr, true },
521    { "_Z10rsAtomicOrPVjj", (void *)&SC_AtomicOr, true },
522    { "_Z11rsAtomicXorPVii", (void *)&SC_AtomicXor, true },
523    { "_Z11rsAtomicXorPVjj", (void *)&SC_AtomicXor, true },
524    { "_Z11rsAtomicMinPVii", (void *)&SC_AtomicMin, true },
525    { "_Z11rsAtomicMinPVjj", (void *)&SC_AtomicMin, true },
526    { "_Z11rsAtomicMaxPVii", (void *)&SC_AtomicMax, true },
527    { "_Z11rsAtomicMaxPVjj", (void *)&SC_AtomicMax, true },
528    { "_Z11rsAtomicCasPViii", (void *)&SC_AtomicCas, true },
529    { "_Z11rsAtomicCasPVjjj", (void *)&SC_AtomicCas, true },
530
531    { NULL, NULL, false }
532};
533
534const RsdSymbolTable * rsdLookupSymbolMath(const char *sym) {
535    const RsdSymbolTable *syms = gSyms;
536
537    while (syms->mPtr) {
538        if (!strcmp(syms->mName, sym)) {
539            return syms;
540        }
541        syms++;
542    }
543    return NULL;
544}
545
546