rsCpuCore.h revision f218bf115af4ae4fd79adbb8842608b308a4cf07 
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
26namespace bcc {
27    class BCCContext;
28    class RSCompilerDriver;
29    class RSExecutable;
30}
31
32namespace android {
33namespace renderscript {
34
35
36typedef void (* InvokeFunc_t)(void);
37typedef void (* ForEachFunc_t)(void);
38typedef void (*WorkerCallback_t)(void *usr, uint32_t idx);
39
40class RsdCpuScriptImpl;
41class RsdCpuReferenceImpl;
42
43typedef struct ScriptTLSStructRec {
44    android::renderscript::Context * mContext;
45    const android::renderscript::Script * mScript;
46    RsdCpuScriptImpl *mImpl;
47} ScriptTLSStruct;
48
49typedef struct {
50    RsForEachStubParamStruct fep;
51
52    RsdCpuReferenceImpl *rsc;
53    RsdCpuScriptImpl *script;
54
55    ForEachFunc_t kernel;
56    uint32_t sig;
57    const Allocation * ain;
58    Allocation * aout;
59
60    uint32_t mSliceSize;
61    volatile int mSliceNum;
62    bool isThreadable;
63
64    uint32_t xStart;
65    uint32_t xEnd;
66    uint32_t yStart;
67    uint32_t yEnd;
68    uint32_t zStart;
69    uint32_t zEnd;
70    uint32_t arrayStart;
71    uint32_t arrayEnd;
72} MTLaunchStruct;
73
74
75
76
77class RsdCpuReferenceImpl : public RsdCpuReference {
78public:
79    virtual ~RsdCpuReferenceImpl();
80    RsdCpuReferenceImpl(Context *);
81
82    void lockMutex();
83    void unlockMutex();
84
85    bool init(uint32_t version_major, uint32_t version_minor, sym_lookup_t, script_lookup_t);
86    virtual void setPriority(int32_t priority);
87    virtual void launchThreads(WorkerCallback_t cbk, void *data);
88    static void * helperThreadProc(void *vrsc);
89    RsdCpuScriptImpl * setTLS(RsdCpuScriptImpl *sc);
90
91    Context * getContext() {return mRSC;}
92    uint32_t getThreadCount() const {
93        return mWorkers.mCount + 1;
94    }
95
96    void launchThreads(const Allocation * ain, Allocation * aout,
97                       const RsScriptCall *sc, MTLaunchStruct *mtls);
98
99    virtual CpuScript * createScript(const ScriptC *s,
100                                     char const *resName, char const *cacheDir,
101                                     uint8_t const *bitcode, size_t bitcodeSize,
102                                     uint32_t flags);
103    virtual CpuScript * createIntrinsic(const Script *s,
104                                        RsScriptIntrinsicID iid, Element *e);
105    virtual CpuScriptGroup * createScriptGroup(const ScriptGroup *sg);
106
107    const RsdCpuReference::CpuSymbol *symLookup(const char *);
108
109    RsdCpuReference::CpuScript * lookupScript(const Script *s) {
110        return mScriptLookupFn(mRSC, s);
111    }
112
113    void setLinkRuntimeCallback(
114            bcc::RSLinkRuntimeCallback pLinkRuntimeCallback) {
115        mLinkRuntimeCallback = pLinkRuntimeCallback;
116    }
117    bcc::RSLinkRuntimeCallback getLinkRuntimeCallback() {
118        return mLinkRuntimeCallback;
119    }
120    virtual bool getInForEach() { return mInForEach; }
121
122protected:
123    Context *mRSC;
124    uint32_t version_major;
125    uint32_t version_minor;
126    //bool mHasGraphics;
127    bool mInForEach;
128
129    struct Workers {
130        volatile int mRunningCount;
131        volatile int mLaunchCount;
132        uint32_t mCount;
133        pthread_t *mThreadId;
134        pid_t *mNativeThreadId;
135        Signal mCompleteSignal;
136        Signal *mLaunchSignals;
137        WorkerCallback_t mLaunchCallback;
138        void *mLaunchData;
139    };
140    Workers mWorkers;
141    bool mExit;
142    sym_lookup_t mSymLookupFn;
143    script_lookup_t mScriptLookupFn;
144
145    ScriptTLSStruct mTlsStruct;
146
147    bcc::RSLinkRuntimeCallback mLinkRuntimeCallback;
148};
149
150
151}
152}
153
154#endif
155