diff --git a/driver/rsdRuntimeStubs.cpp b/driver/rsdRuntimeStubs.cpp
new file mode 100644
index 0000000..c16dd31
--- /dev/null
+++ b/driver/rsdRuntimeStubs.cpp
@@ -0,0 +1,693 @@
+/*
+ * Copyright (C) 2009 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.
+ */
+
+#include "rsContext.h"
+#include "rsScriptC.h"
+#include "rsMatrix4x4.h"
+#include "rsMatrix3x3.h"
+#include "rsMatrix2x2.h"
+#include "rsRuntime.h"
+
+#include "utils/Timers.h"
+#include "rsdCore.h"
+
+#include "rsdRuntime.h"
+
+#include <time.h>
+
+using namespace android;
+using namespace android::renderscript;
+
+#define GET_TLS()  ScriptTLSStruct * tls = \
+    (ScriptTLSStruct *)pthread_getspecific(Context::gThreadTLSKey); \
+    Context * rsc = tls->mContext; \
+    ScriptC * sc = (ScriptC *) tls->mScript
+
+
+
+//////////////////////////////////////////////////////////////////////////////
+// Allocation
+//////////////////////////////////////////////////////////////////////////////
+
+static uint32_t SC_allocGetDimX(Allocation *a) {
+    LOGE("SC_allocGetDimX %p", a);
+    return a->mHal.state.dimensionX;
+}
+
+static uint32_t SC_allocGetDimY(Allocation *a) {
+    return a->mHal.state.dimensionY;
+}
+
+static uint32_t SC_allocGetDimZ(Allocation *a) {
+    return a->mHal.state.dimensionZ;
+}
+
+static uint32_t SC_allocGetDimLOD(Allocation *a) {
+    return a->mHal.state.hasMipmaps;
+}
+
+static uint32_t SC_allocGetDimFaces(Allocation *a) {
+    return a->mHal.state.hasFaces;
+}
+
+static const void * SC_getElementAtX(Allocation *a, uint32_t x) {
+    const uint8_t *p = (const uint8_t *)a->getPtr();
+    return &p[a->mHal.state.elementSizeBytes * x];
+}
+
+static const void * SC_getElementAtXY(Allocation *a, uint32_t x, uint32_t y) {
+    const uint8_t *p = (const uint8_t *)a->getPtr();
+    return &p[a->mHal.state.elementSizeBytes * (x + y * a->mHal.state.dimensionX)];
+}
+
+static const void * SC_getElementAtXYZ(Allocation *a, uint32_t x, uint32_t y, uint32_t z) {
+    const uint8_t *p = (const uint8_t *)a->getPtr();
+    return &p[a->mHal.state.elementSizeBytes * (x + y * a->mHal.state.dimensionX +
+              z * a->mHal.state.dimensionX * a->mHal.state.dimensionY)];
+}
+
+static void SC_AllocationSyncAll2(Allocation *a, RsAllocationUsageType source) {
+    GET_TLS();
+    rsrAllocationSyncAll(rsc, sc, a, source);
+}
+
+static void SC_AllocationSyncAll(Allocation *a) {
+    GET_TLS();
+    rsrAllocationSyncAll(rsc, sc, a, RS_ALLOCATION_USAGE_SCRIPT);
+}
+
+const Allocation * SC_getAllocation(const void *ptr) {
+    GET_TLS();
+    return rsrGetAllocation(rsc, sc, ptr);
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+// Context
+//////////////////////////////////////////////////////////////////////////////
+
+static void SC_BindTexture(ProgramFragment *pf, uint32_t slot, Allocation *a) {
+    GET_TLS();
+    rsrBindTexture(rsc, sc, pf, slot, a);
+}
+
+static void SC_BindSampler(ProgramFragment *pf, uint32_t slot, Sampler *s) {
+    GET_TLS();
+    rsrBindSampler(rsc, sc, pf, slot, s);
+}
+
+static void SC_BindProgramStore(ProgramStore *ps) {
+    GET_TLS();
+    rsrBindProgramStore(rsc, sc, ps);
+}
+
+static void SC_BindProgramFragment(ProgramFragment *pf) {
+    GET_TLS();
+    rsrBindProgramFragment(rsc, sc, pf);
+}
+
+static void SC_BindProgramVertex(ProgramVertex *pv) {
+    GET_TLS();
+    rsrBindProgramVertex(rsc, sc, pv);
+}
+
+static void SC_BindProgramRaster(ProgramRaster *pr) {
+    GET_TLS();
+    rsrBindProgramRaster(rsc, sc, pr);
+}
+
+static void SC_BindFrameBufferObjectColorTarget(Allocation *a, uint32_t slot) {
+    GET_TLS();
+    rsrBindFrameBufferObjectColorTarget(rsc, sc, a, slot);
+}
+
+static void SC_BindFrameBufferObjectDepthTarget(Allocation *a) {
+    GET_TLS();
+    rsrBindFrameBufferObjectDepthTarget(rsc, sc, a);
+}
+
+static void SC_ClearFrameBufferObjectColorTarget(uint32_t slot) {
+    GET_TLS();
+    rsrClearFrameBufferObjectColorTarget(rsc, sc, slot);
+}
+
+static void SC_ClearFrameBufferObjectDepthTarget(Context *, Script *) {
+    GET_TLS();
+    rsrClearFrameBufferObjectDepthTarget(rsc, sc);
+}
+
+static void SC_ClearFrameBufferObjectTargets(Context *, Script *) {
+    GET_TLS();
+    rsrClearFrameBufferObjectTargets(rsc, sc);
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+// VP
+//////////////////////////////////////////////////////////////////////////////
+
+static void SC_VpLoadProjectionMatrix(const rsc_Matrix *m) {
+    GET_TLS();
+    rsrVpLoadProjectionMatrix(rsc, sc, m);
+}
+
+static void SC_VpLoadModelMatrix(const rsc_Matrix *m) {
+    GET_TLS();
+    rsrVpLoadModelMatrix(rsc, sc, m);
+}
+
+static void SC_VpLoadTextureMatrix(const rsc_Matrix *m) {
+    GET_TLS();
+    rsrVpLoadTextureMatrix(rsc, sc, m);
+}
+
+static void SC_PfConstantColor(ProgramFragment *pf, float r, float g, float b, float a) {
+    GET_TLS();
+    rsrPfConstantColor(rsc, sc, pf, r, g, b, a);
+}
+
+static void SC_VpGetProjectionMatrix(rsc_Matrix *m) {
+    GET_TLS();
+    rsrVpGetProjectionMatrix(rsc, sc, m);
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+// Drawing
+//////////////////////////////////////////////////////////////////////////////
+
+static void SC_DrawQuadTexCoords(float x1, float y1, float z1, float u1, float v1,
+                                 float x2, float y2, float z2, float u2, float v2,
+                                 float x3, float y3, float z3, float u3, float v3,
+                                 float x4, float y4, float z4, float u4, float v4) {
+    GET_TLS();
+    rsrDrawQuadTexCoords(rsc, sc,
+                         x1, y1, z1, u1, v1,
+                         x2, y2, z2, u2, v2,
+                         x3, y3, z3, u3, v3,
+                         x4, y4, z4, u4, v4);
+}
+
+static void SC_DrawQuad(float x1, float y1, float z1,
+                        float x2, float y2, float z2,
+                        float x3, float y3, float z3,
+                        float x4, float y4, float z4) {
+    GET_TLS();
+    rsrDrawQuad(rsc, sc, x1, y1, z1, x2, y2, z2, x3, y3, z3, x4, y4, z4);
+}
+
+static void SC_DrawSpriteScreenspace(float x, float y, float z, float w, float h) {
+    GET_TLS();
+    rsrDrawSpriteScreenspace(rsc, sc, x, y, z, w, h);
+}
+
+static void SC_DrawRect(float x1, float y1, float x2, float y2, float z) {
+    GET_TLS();
+    rsrDrawRect(rsc, sc, x1, y1, x2, y2, z);
+}
+
+static void SC_DrawMesh(Mesh *m) {
+    GET_TLS();
+    rsrDrawMesh(rsc, sc, m);
+}
+
+static void SC_DrawMeshPrimitive(Mesh *m, uint32_t primIndex) {
+    GET_TLS();
+    rsrDrawMeshPrimitive(rsc, sc, m, primIndex);
+}
+
+static void SC_DrawMeshPrimitiveRange(Mesh *m, uint32_t primIndex, uint32_t start, uint32_t len) {
+    GET_TLS();
+    rsrDrawMeshPrimitiveRange(rsc, sc, m, primIndex, start, len);
+}
+
+static void SC_MeshComputeBoundingBox(Mesh *m,
+                               float *minX, float *minY, float *minZ,
+                               float *maxX, float *maxY, float *maxZ) {
+    GET_TLS();
+    rsrMeshComputeBoundingBox(rsc, sc, m, minX, minY, minZ, maxX, maxY, maxZ);
+}
+
+
+
+//////////////////////////////////////////////////////////////////////////////
+//
+//////////////////////////////////////////////////////////////////////////////
+
+
+static void SC_Color(float r, float g, float b, float a) {
+    GET_TLS();
+    rsrColor(rsc, sc, r, g, b, a);
+}
+
+static void SC_Finish() {
+    GET_TLS();
+    rsrFinish(rsc, sc);
+}
+
+static void SC_ClearColor(float r, float g, float b, float a) {
+    GET_TLS();
+    rsrClearColor(rsc, sc, r, g, b, a);
+}
+
+static void SC_ClearDepth(float v) {
+    GET_TLS();
+    rsrClearDepth(rsc, sc, v);
+}
+
+static uint32_t SC_GetWidth() {
+    GET_TLS();
+    return rsrGetWidth(rsc, sc);
+}
+
+static uint32_t SC_GetHeight() {
+    GET_TLS();
+    return rsrGetHeight(rsc, sc);
+}
+
+static void SC_DrawTextAlloc(Allocation *a, int x, int y) {
+    GET_TLS();
+    rsrDrawTextAlloc(rsc, sc, a, x, y);
+}
+
+static void SC_DrawText(const char *text, int x, int y) {
+    GET_TLS();
+    rsrDrawText(rsc, sc, text, x, y);
+}
+
+static void SC_MeasureTextAlloc(Allocation *a,
+                         int32_t *left, int32_t *right, int32_t *top, int32_t *bottom) {
+    GET_TLS();
+    rsrMeasureTextAlloc(rsc, sc, a, left, right, top, bottom);
+}
+
+static void SC_MeasureText(const char *text,
+                    int32_t *left, int32_t *right, int32_t *top, int32_t *bottom) {
+    GET_TLS();
+    rsrMeasureText(rsc, sc, text, left, right, top, bottom);
+}
+
+static void SC_BindFont(Font *f) {
+    GET_TLS();
+    rsrBindFont(rsc, sc, f);
+}
+
+static void SC_FontColor(float r, float g, float b, float a) {
+    GET_TLS();
+    rsrFontColor(rsc, sc, r, g, b, a);
+}
+
+
+
+//////////////////////////////////////////////////////////////////////////////
+//
+//////////////////////////////////////////////////////////////////////////////
+
+static void SC_SetObject(ObjectBase **dst, ObjectBase * src) {
+    GET_TLS();
+    rsrSetObject(rsc, sc, dst, src);
+}
+
+static void SC_ClearObject(ObjectBase **dst) {
+    GET_TLS();
+    rsrClearObject(rsc, sc, dst);
+}
+
+static bool SC_IsObject(const ObjectBase *src) {
+    GET_TLS();
+    return rsrIsObject(rsc, sc, src);
+}
+
+
+
+
+static const Allocation * SC_GetAllocation(const void *ptr) {
+    GET_TLS();
+    return rsrGetAllocation(rsc, sc, ptr);
+}
+
+static void SC_ForEach(Script *target,
+                Allocation *in,
+                Allocation *out,
+                const void *usr,
+                const RsScriptCall *call) {
+    GET_TLS();
+    rsrForEach(rsc, sc, target, in, out, usr, 0, NULL);
+}
+
+static void SC_ForEach2(Script *target,
+                 Allocation *in,
+                 Allocation *out,
+                 const void *usr,
+                 const RsScriptCall *call) {
+    GET_TLS();
+    rsrForEach(rsc, sc, target, in, out, usr, 0, call);
+}
+
+
+
+//////////////////////////////////////////////////////////////////////////////
+// Time routines
+//////////////////////////////////////////////////////////////////////////////
+
+static float SC_GetDt() {
+    GET_TLS();
+    return rsrGetDt(rsc, sc);
+}
+
+time_t SC_Time(time_t *timer) {
+    GET_TLS();
+    return rsrTime(rsc, sc, timer);
+}
+
+tm* SC_LocalTime(tm *local, time_t *timer) {
+    GET_TLS();
+    return rsrLocalTime(rsc, sc, local, timer);
+}
+
+int64_t SC_UptimeMillis() {
+    GET_TLS();
+    return rsrUptimeMillis(rsc, sc);
+}
+
+int64_t SC_UptimeNanos() {
+    GET_TLS();
+    return rsrUptimeNanos(rsc, sc);
+}
+
+//////////////////////////////////////////////////////////////////////////////
+// Message routines
+//////////////////////////////////////////////////////////////////////////////
+
+static uint32_t SC_ToClient2(int cmdID, void *data, int len) {
+    GET_TLS();
+    return rsrToClient(rsc, sc, cmdID, data, len);
+}
+
+static uint32_t SC_ToClient(int cmdID) {
+    GET_TLS();
+    return rsrToClient(rsc, sc, cmdID, NULL, 0);
+}
+
+static uint32_t SC_ToClientBlocking2(int cmdID, void *data, int len) {
+    GET_TLS();
+    return rsrToClientBlocking(rsc, sc, cmdID, data, len);
+}
+
+static uint32_t SC_ToClientBlocking(int cmdID) {
+    GET_TLS();
+    return rsrToClientBlocking(rsc, sc, cmdID, NULL, 0);
+}
+
+int SC_divsi3(int a, int b) {
+    return a / b;
+}
+
+int SC_modsi3(int a, int b) {
+    return a % b;
+}
+
+unsigned int SC_udivsi3(unsigned int a, unsigned int b) {
+    return a / b;
+}
+
+unsigned int SC_umodsi3(unsigned int a, unsigned int b) {
+    return a % b;
+}
+
+static void SC_debugF(const char *s, float f) {
+    LOGD("%s %f, 0x%08x", s, f, *((int *) (&f)));
+}
+static void SC_debugFv2(const char *s, float f1, float f2) {
+    LOGD("%s {%f, %f}", s, f1, f2);
+}
+static void SC_debugFv3(const char *s, float f1, float f2, float f3) {
+    LOGD("%s {%f, %f, %f}", s, f1, f2, f3);
+}
+static void SC_debugFv4(const char *s, float f1, float f2, float f3, float f4) {
+    LOGD("%s {%f, %f, %f, %f}", s, f1, f2, f3, f4);
+}
+static void SC_debugD(const char *s, double d) {
+    LOGD("%s %f, 0x%08llx", s, d, *((long long *) (&d)));
+}
+static void SC_debugFM4v4(const char *s, const float *f) {
+    LOGD("%s {%f, %f, %f, %f", s, f[0], f[4], f[8], f[12]);
+    LOGD("%s  %f, %f, %f, %f", s, f[1], f[5], f[9], f[13]);
+    LOGD("%s  %f, %f, %f, %f", s, f[2], f[6], f[10], f[14]);
+    LOGD("%s  %f, %f, %f, %f}", s, f[3], f[7], f[11], f[15]);
+}
+static void SC_debugFM3v3(const char *s, const float *f) {
+    LOGD("%s {%f, %f, %f", s, f[0], f[3], f[6]);
+    LOGD("%s  %f, %f, %f", s, f[1], f[4], f[7]);
+    LOGD("%s  %f, %f, %f}",s, f[2], f[5], f[8]);
+}
+static void SC_debugFM2v2(const char *s, const float *f) {
+    LOGD("%s {%f, %f", s, f[0], f[2]);
+    LOGD("%s  %f, %f}",s, f[1], f[3]);
+}
+
+static void SC_debugI32(const char *s, int32_t i) {
+    LOGD("%s %i  0x%x", s, i, i);
+}
+static void SC_debugU32(const char *s, uint32_t i) {
+    LOGD("%s %u  0x%x", s, i, i);
+}
+static void SC_debugLL64(const char *s, long long ll) {
+    LOGD("%s %lld  0x%llx", s, ll, ll);
+}
+static void SC_debugULL64(const char *s, unsigned long long ll) {
+    LOGD("%s %llu  0x%llx", s, ll, ll);
+}
+
+static void SC_debugP(const char *s, const void *p) {
+    LOGD("%s %p", s, p);
+}
+
+
+//////////////////////////////////////////////////////////////////////////////
+// Stub 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 RsdSymbolTable gSyms[] = {
+    { "__divsi3", (void *)&SC_divsi3, true },
+    { "__modsi3", (void *)&SC_modsi3, true },
+    { "__udivsi3", (void *)&SC_udivsi3, true },
+    { "__umodsi3", (void *)&SC_umodsi3, true },
+    { "memset", (void *)&memset, true },
+    { "memcpy", (void *)&memcpy, true },
+
+    // Refcounting
+    { "_Z11rsSetObjectP10rs_elementS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP10rs_element", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject10rs_element", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP7rs_typeS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP7rs_type", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject7rs_type", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP13rs_allocationS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP13rs_allocation", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject13rs_allocation", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP10rs_samplerS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP10rs_sampler", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject10rs_sampler", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP9rs_scriptS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP9rs_script", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject9rs_script", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP7rs_meshS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP7rs_mesh", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject7rs_mesh", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP19rs_program_fragmentS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP19rs_program_fragment", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject19rs_program_fragment", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP17rs_program_vertexS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP17rs_program_vertex", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject17rs_program_vertex", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP17rs_program_rasterS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP17rs_program_raster", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject17rs_program_raster", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP16rs_program_storeS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP16rs_program_store", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject16rs_program_store", (void *)&SC_IsObject, true },
+
+    { "_Z11rsSetObjectP7rs_fontS_", (void *)&SC_SetObject, true },
+    { "_Z13rsClearObjectP7rs_font", (void *)&SC_ClearObject, true },
+    { "_Z10rsIsObject7rs_font", (void *)&SC_IsObject, true },
+
+    // Allocation ops
+    { "_Z19rsAllocationGetDimX13rs_allocation", (void *)&SC_allocGetDimX, true },
+    { "_Z19rsAllocationGetDimY13rs_allocation", (void *)&SC_allocGetDimY, true },
+    { "_Z19rsAllocationGetDimZ13rs_allocation", (void *)&SC_allocGetDimZ, true },
+    { "_Z21rsAllocationGetDimLOD13rs_allocation", (void *)&SC_allocGetDimLOD, true },
+    { "_Z23rsAllocationGetDimFaces13rs_allocation", (void *)&SC_allocGetDimFaces, true },
+
+    { "_Z14rsGetElementAt13rs_allocationj", (void *)&SC_getElementAtX, true },
+    { "_Z14rsGetElementAt13rs_allocationjj", (void *)&SC_getElementAtXY, true },
+    { "_Z14rsGetElementAt13rs_allocationjjj", (void *)&SC_getElementAtXYZ, true },
+
+    { "_Z15rsGetAllocationPKv", (void *)&SC_getAllocation, true },
+
+    { "_Z21rsAllocationMarkDirty13rs_allocation", (void *)&SC_AllocationSyncAll, true },
+    { "_Z20rsgAllocationSyncAll13rs_allocation", (void *)&SC_AllocationSyncAll, false },
+    { "_Z20rsgAllocationSyncAll13rs_allocationj", (void *)&SC_AllocationSyncAll2, false },
+    { "_Z15rsGetAllocationPKv", (void *)&SC_GetAllocation, true },
+
+
+    // Messaging
+
+    { "_Z14rsSendToClienti", (void *)&SC_ToClient, false },
+    { "_Z14rsSendToClientiPKvj", (void *)&SC_ToClient2, false },
+    { "_Z22rsSendToClientBlockingi", (void *)&SC_ToClientBlocking, false },
+    { "_Z22rsSendToClientBlockingiPKvj", (void *)&SC_ToClientBlocking2, false },
+
+    { "_Z22rsgBindProgramFragment19rs_program_fragment", (void *)&SC_BindProgramFragment, false },
+    { "_Z19rsgBindProgramStore16rs_program_store", (void *)&SC_BindProgramStore, false },
+    { "_Z20rsgBindProgramVertex17rs_program_vertex", (void *)&SC_BindProgramVertex, false },
+    { "_Z20rsgBindProgramRaster17rs_program_raster", (void *)&SC_BindProgramRaster, false },
+    { "_Z14rsgBindSampler19rs_program_fragmentj10rs_sampler", (void *)&SC_BindSampler, false },
+    { "_Z14rsgBindTexture19rs_program_fragmentj13rs_allocation", (void *)&SC_BindTexture, false },
+
+    { "_Z36rsgProgramVertexLoadProjectionMatrixPK12rs_matrix4x4", (void *)&SC_VpLoadProjectionMatrix, false },
+    { "_Z31rsgProgramVertexLoadModelMatrixPK12rs_matrix4x4", (void *)&SC_VpLoadModelMatrix, false },
+    { "_Z33rsgProgramVertexLoadTextureMatrixPK12rs_matrix4x4", (void *)&SC_VpLoadTextureMatrix, false },
+
+    { "_Z35rsgProgramVertexGetProjectionMatrixP12rs_matrix4x4", (void *)&SC_VpGetProjectionMatrix, false },
+
+    { "_Z31rsgProgramFragmentConstantColor19rs_program_fragmentffff", (void *)&SC_PfConstantColor, false },
+
+    { "_Z11rsgGetWidthv", (void *)&SC_GetWidth, false },
+    { "_Z12rsgGetHeightv", (void *)&SC_GetHeight, false },
+
+
+    { "_Z11rsgDrawRectfffff", (void *)&SC_DrawRect, false },
+    { "_Z11rsgDrawQuadffffffffffff", (void *)&SC_DrawQuad, false },
+    { "_Z20rsgDrawQuadTexCoordsffffffffffffffffffff", (void *)&SC_DrawQuadTexCoords, false },
+    { "_Z24rsgDrawSpriteScreenspacefffff", (void *)&SC_DrawSpriteScreenspace, false },
+
+    { "_Z11rsgDrawMesh7rs_mesh", (void *)&SC_DrawMesh, false },
+    { "_Z11rsgDrawMesh7rs_meshj", (void *)&SC_DrawMeshPrimitive, false },
+    { "_Z11rsgDrawMesh7rs_meshjjj", (void *)&SC_DrawMeshPrimitiveRange, false },
+    { "_Z25rsgMeshComputeBoundingBox7rs_meshPfS0_S0_S0_S0_S0_", (void *)&SC_MeshComputeBoundingBox, false },
+
+    { "_Z13rsgClearColorffff", (void *)&SC_ClearColor, false },
+    { "_Z13rsgClearDepthf", (void *)&SC_ClearDepth, false },
+
+    { "_Z11rsgDrawTextPKcii", (void *)&SC_DrawText, false },
+    { "_Z11rsgDrawText13rs_allocationii", (void *)&SC_DrawTextAlloc, false },
+    { "_Z14rsgMeasureTextPKcPiS1_S1_S1_", (void *)&SC_MeasureText, false },
+    { "_Z14rsgMeasureText13rs_allocationPiS0_S0_S0_", (void *)&SC_MeasureTextAlloc, false },
+
+    { "_Z11rsgBindFont7rs_font", (void *)&SC_BindFont, false },
+    { "_Z12rsgFontColorffff", (void *)&SC_FontColor, false },
+
+    { "_Z18rsgBindColorTarget13rs_allocationj", (void *)&SC_BindFrameBufferObjectColorTarget, false },
+    { "_Z18rsgBindDepthTarget13rs_allocation", (void *)&SC_BindFrameBufferObjectDepthTarget, false },
+    { "_Z19rsgClearColorTargetj", (void *)&SC_ClearFrameBufferObjectColorTarget, false },
+    { "_Z19rsgClearDepthTargetv", (void *)&SC_ClearFrameBufferObjectDepthTarget, false },
+    { "_Z24rsgClearAllRenderTargetsv", (void *)&SC_ClearFrameBufferObjectTargets, false },
+
+    { "_Z9rsForEach9rs_script13rs_allocationS0_PKv", (void *)&SC_ForEach, false },
+    { "_Z9rsForEach9rs_script13rs_allocationS0_PKvj", (void *)&SC_ForEach2, false },
+
+    // time
+    { "_Z6rsTimePi", (void *)&SC_Time, true },
+    { "_Z11rsLocaltimeP5rs_tmPKi", (void *)&SC_LocalTime, true },
+    { "_Z14rsUptimeMillisv", (void*)&SC_UptimeMillis, true },
+    { "_Z13rsUptimeNanosv", (void*)&SC_UptimeNanos, true },
+    { "_Z7rsGetDtv", (void*)&SC_GetDt, false },
+
+    // misc
+    { "_Z5colorffff", (void *)&SC_Color, false },
+    { "_Z9rsgFinishv", (void *)&SC_Finish, false },
+
+    // Debug
+    { "_Z7rsDebugPKcf", (void *)&SC_debugF, true },
+    { "_Z7rsDebugPKcff", (void *)&SC_debugFv2, true },
+    { "_Z7rsDebugPKcfff", (void *)&SC_debugFv3, true },
+    { "_Z7rsDebugPKcffff", (void *)&SC_debugFv4, true },
+    { "_Z7rsDebugPKcd", (void *)&SC_debugD, true },
+    { "_Z7rsDebugPKcPK12rs_matrix4x4", (void *)&SC_debugFM4v4, true },
+    { "_Z7rsDebugPKcPK12rs_matrix3x3", (void *)&SC_debugFM3v3, true },
+    { "_Z7rsDebugPKcPK12rs_matrix2x2", (void *)&SC_debugFM2v2, true },
+    { "_Z7rsDebugPKci", (void *)&SC_debugI32, true },
+    { "_Z7rsDebugPKcj", (void *)&SC_debugU32, true },
+    // Both "long" and "unsigned long" need to be redirected to their
+    // 64-bit counterparts, since we have hacked Slang to use 64-bit
+    // for "long" on Arm (to be similar to Java).
+    { "_Z7rsDebugPKcl", (void *)&SC_debugLL64, true },
+    { "_Z7rsDebugPKcm", (void *)&SC_debugULL64, true },
+    { "_Z7rsDebugPKcx", (void *)&SC_debugLL64, true },
+    { "_Z7rsDebugPKcy", (void *)&SC_debugULL64, true },
+    { "_Z7rsDebugPKcPKv", (void *)&SC_debugP, true },
+
+    { NULL, NULL, false }
+};
+
+
+void* rsdLookupRuntimeStub(void* pContext, char const* name) {
+    ScriptC *s = (ScriptC *)pContext;
+    if (!strcmp(name, "__isThreadable")) {
+      return (void*) s->mHal.info.isThreadable;
+    } else if (!strcmp(name, "__clearThreadable")) {
+      s->mHal.info.isThreadable = false;
+      return NULL;
+    }
+
+    RsdSymbolTable *syms = gSyms;
+    const RsdSymbolTable *sym = rsdLookupSymbolMath(name);
+
+    if (!sym) {
+        while (syms->mPtr) {
+            if (!strcmp(syms->mName, name)) {
+                sym = syms;
+            }
+            syms++;
+        }
+    }
+
+    if (sym) {
+        s->mHal.info.isThreadable &= sym->threadable;
+        return sym->mPtr;
+    }
+    LOGE("ScriptC sym lookup failed for %s", name);
+    return NULL;
+}
+
+