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1 /*
2  * Copyright (C) 2012 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 #ifndef RSD_CPU_CORE_H
18 #define RSD_CPU_CORE_H
19 
20 #include "rsd_cpu.h"
21 #include "rsSignal.h"
22 #include "rsContext.h"
23 #include "rsElement.h"
24 #include "rsScriptC.h"
25 
26 namespace bcc {
27     class BCCContext;
28     class RSCompilerDriver;
29     class RSExecutable;
30 }
31 
32 namespace android {
33 namespace renderscript {
34 
35 extern bool gArchUseSIMD;
36 
37 typedef void (* InvokeFunc_t)(void);
38 typedef void (* ForEachFunc_t)(void);
39 typedef void (*WorkerCallback_t)(void *usr, uint32_t idx);
40 
41 class RsdCpuScriptImpl;
42 class RsdCpuReferenceImpl;
43 
44 typedef struct ScriptTLSStructRec {
45     android::renderscript::Context * mContext;
46     const android::renderscript::Script * mScript;
47     RsdCpuScriptImpl *mImpl;
48 } ScriptTLSStruct;
49 
50 typedef struct {
51     RsForEachStubParamStruct fep;
52 
53     RsdCpuReferenceImpl *rsc;
54     RsdCpuScriptImpl *script;
55 
56     ForEachFunc_t kernel;
57     uint32_t sig;
58     const Allocation * ain;
59     Allocation * aout;
60 
61     uint32_t mSliceSize;
62     volatile int mSliceNum;
63     bool isThreadable;
64 
65     uint32_t xStart;
66     uint32_t xEnd;
67     uint32_t yStart;
68     uint32_t yEnd;
69     uint32_t zStart;
70     uint32_t zEnd;
71     uint32_t arrayStart;
72     uint32_t arrayEnd;
73 } MTLaunchStruct;
74 
75 
76 
77 
78 class RsdCpuReferenceImpl : public RsdCpuReference {
79 public:
80     virtual ~RsdCpuReferenceImpl();
81     RsdCpuReferenceImpl(Context *);
82 
83     void lockMutex();
84     void unlockMutex();
85 
86     bool init(uint32_t version_major, uint32_t version_minor, sym_lookup_t, script_lookup_t);
87     virtual void setPriority(int32_t priority);
88     virtual void launchThreads(WorkerCallback_t cbk, void *data);
89     static void * helperThreadProc(void *vrsc);
90     RsdCpuScriptImpl * setTLS(RsdCpuScriptImpl *sc);
91 
getContext()92     Context * getContext() {return mRSC;}
getThreadCount()93     uint32_t getThreadCount() const {
94         return mWorkers.mCount + 1;
95     }
96 
97     void launchThreads(const Allocation * ain, Allocation * aout,
98                        const RsScriptCall *sc, MTLaunchStruct *mtls);
99 
100     virtual CpuScript * createScript(const ScriptC *s,
101                                      char const *resName, char const *cacheDir,
102                                      uint8_t const *bitcode, size_t bitcodeSize,
103                                      uint32_t flags);
104     virtual CpuScript * createIntrinsic(const Script *s,
105                                         RsScriptIntrinsicID iid, Element *e);
106     virtual CpuScriptGroup * createScriptGroup(const ScriptGroup *sg);
107 
108     const RsdCpuReference::CpuSymbol *symLookup(const char *);
109 
lookupScript(const Script * s)110     RsdCpuReference::CpuScript * lookupScript(const Script *s) {
111         return mScriptLookupFn(mRSC, s);
112     }
113 
114 #ifndef RS_COMPATIBILITY_LIB
setLinkRuntimeCallback(bcc::RSLinkRuntimeCallback pLinkRuntimeCallback)115     void setLinkRuntimeCallback(
116             bcc::RSLinkRuntimeCallback pLinkRuntimeCallback) {
117         mLinkRuntimeCallback = pLinkRuntimeCallback;
118     }
getLinkRuntimeCallback()119     bcc::RSLinkRuntimeCallback getLinkRuntimeCallback() {
120         return mLinkRuntimeCallback;
121     }
122 
setSelectRTCallback(RSSelectRTCallback pSelectRTCallback)123     void setSelectRTCallback(RSSelectRTCallback pSelectRTCallback) {
124         mSelectRTCallback = pSelectRTCallback;
125     }
getSelectRTCallback()126     RSSelectRTCallback getSelectRTCallback() {
127         return mSelectRTCallback;
128     }
129 
setSetupCompilerCallback(RSSetupCompilerCallback pSetupCompilerCallback)130     virtual void setSetupCompilerCallback(
131             RSSetupCompilerCallback pSetupCompilerCallback) {
132         mSetupCompilerCallback = pSetupCompilerCallback;
133     }
getSetupCompilerCallback()134     virtual RSSetupCompilerCallback getSetupCompilerCallback() const {
135         return mSetupCompilerCallback;
136     }
137 #endif
getInForEach()138     virtual bool getInForEach() { return mInForEach; }
139 
140 protected:
141     Context *mRSC;
142     uint32_t version_major;
143     uint32_t version_minor;
144     //bool mHasGraphics;
145     bool mInForEach;
146 
147     struct Workers {
148         volatile int mRunningCount;
149         volatile int mLaunchCount;
150         uint32_t mCount;
151         pthread_t *mThreadId;
152         pid_t *mNativeThreadId;
153         Signal mCompleteSignal;
154         Signal *mLaunchSignals;
155         WorkerCallback_t mLaunchCallback;
156         void *mLaunchData;
157     };
158     Workers mWorkers;
159     bool mExit;
160     sym_lookup_t mSymLookupFn;
161     script_lookup_t mScriptLookupFn;
162 
163     ScriptTLSStruct mTlsStruct;
164 
165 #ifndef RS_COMPATIBILITY_LIB
166     bcc::RSLinkRuntimeCallback mLinkRuntimeCallback;
167     RSSelectRTCallback mSelectRTCallback;
168     RSSetupCompilerCallback mSetupCompilerCallback;
169 #endif
170 };
171 
172 
173 }
174 }
175 
176 #endif
177