ARMAssembler.h revision 4dc1fa8e8d1f14868ab8bba93a8cbb87f847c4e3 
1/* libs/pixelflinger/codeflinger/ARMAssembler.h
2**
3** Copyright 2006, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#ifndef ANDROID_ARMASSEMBLER_H
19#define ANDROID_ARMASSEMBLER_H
20
21#include <stdint.h>
22#include <sys/types.h>
23
24#include "tinyutils/Vector.h"
25#include "tinyutils/KeyedVector.h"
26#include "tinyutils/smartpointer.h"
27
28#include "tinyutils/smartpointer.h"
29#include "codeflinger/ARMAssemblerInterface.h"
30#include "codeflinger/CodeCache.h"
31
32namespace android {
33
34// ----------------------------------------------------------------------------
35
36class ARMAssembler : public ARMAssemblerInterface
37{
38public:
39                ARMAssembler(const sp<Assembly>& assembly);
40    virtual     ~ARMAssembler();
41
42    uint32_t*   base() const;
43    uint32_t*   pc() const;
44
45
46    void        disassemble(const char* name);
47
48    // ------------------------------------------------------------------------
49    // ARMAssemblerInterface...
50    // ------------------------------------------------------------------------
51
52    virtual void    reset();
53
54    virtual int     generate(const char* name);
55
56    virtual void    prolog();
57    virtual void    epilog(uint32_t touched);
58    virtual void    comment(const char* string);
59
60    virtual void    dataProcessing(int opcode, int cc, int s,
61                                int Rd, int Rn,
62                                uint32_t Op2);
63    virtual void MLA(int cc, int s,
64                int Rd, int Rm, int Rs, int Rn);
65    virtual void MUL(int cc, int s,
66                int Rd, int Rm, int Rs);
67    virtual void UMULL(int cc, int s,
68                int RdLo, int RdHi, int Rm, int Rs);
69    virtual void UMUAL(int cc, int s,
70                int RdLo, int RdHi, int Rm, int Rs);
71    virtual void SMULL(int cc, int s,
72                int RdLo, int RdHi, int Rm, int Rs);
73    virtual void SMUAL(int cc, int s,
74                int RdLo, int RdHi, int Rm, int Rs);
75
76    virtual void B(int cc, uint32_t* pc);
77    virtual void BL(int cc, uint32_t* pc);
78    virtual void BX(int cc, int Rn);
79    virtual void label(const char* theLabel);
80    virtual void B(int cc, const char* label);
81    virtual void BL(int cc, const char* label);
82
83    virtual uint32_t* pcForLabel(const char* label);
84
85    virtual void LDR (int cc, int Rd,
86                int Rn, uint32_t offset = immed12_pre(0));
87    virtual void LDRB(int cc, int Rd,
88                int Rn, uint32_t offset = immed12_pre(0));
89    virtual void STR (int cc, int Rd,
90                int Rn, uint32_t offset = immed12_pre(0));
91    virtual void STRB(int cc, int Rd,
92                int Rn, uint32_t offset = immed12_pre(0));
93    virtual void LDRH (int cc, int Rd,
94                int Rn, uint32_t offset = immed8_pre(0));
95    virtual void LDRSB(int cc, int Rd,
96                int Rn, uint32_t offset = immed8_pre(0));
97    virtual void LDRSH(int cc, int Rd,
98                int Rn, uint32_t offset = immed8_pre(0));
99    virtual void STRH (int cc, int Rd,
100                int Rn, uint32_t offset = immed8_pre(0));
101    virtual void LDM(int cc, int dir,
102                int Rn, int W, uint32_t reg_list);
103    virtual void STM(int cc, int dir,
104                int Rn, int W, uint32_t reg_list);
105
106    virtual void SWP(int cc, int Rn, int Rd, int Rm);
107    virtual void SWPB(int cc, int Rn, int Rd, int Rm);
108    virtual void SWI(int cc, uint32_t comment);
109
110    virtual void PLD(int Rn, uint32_t offset);
111    virtual void CLZ(int cc, int Rd, int Rm);
112    virtual void QADD(int cc, int Rd, int Rm, int Rn);
113    virtual void QDADD(int cc, int Rd, int Rm, int Rn);
114    virtual void QSUB(int cc, int Rd, int Rm, int Rn);
115    virtual void QDSUB(int cc, int Rd, int Rm, int Rn);
116    virtual void SMUL(int cc, int xy,
117                int Rd, int Rm, int Rs);
118    virtual void SMULW(int cc, int y,
119                int Rd, int Rm, int Rs);
120    virtual void SMLA(int cc, int xy,
121                int Rd, int Rm, int Rs, int Rn);
122    virtual void SMLAL(int cc, int xy,
123                int RdHi, int RdLo, int Rs, int Rm);
124    virtual void SMLAW(int cc, int y,
125                int Rd, int Rm, int Rs, int Rn);
126    virtual void UXTB16(int cc, int Rd, int Rm, int rotate);
127    virtual void UBFX(int cc, int Rd, int Rn, int lsb, int width);
128
129private:
130                ARMAssembler(const ARMAssembler& rhs);
131                ARMAssembler& operator = (const ARMAssembler& rhs);
132
133    sp<Assembly>    mAssembly;
134    uint32_t*       mBase;
135    uint32_t*       mPC;
136    uint32_t*       mPrologPC;
137    int64_t         mDuration;
138#if defined(WITH_LIB_HARDWARE)
139    bool            mQemuTracing;
140#endif
141
142    struct branch_target_t {
143        inline branch_target_t() : label(0), pc(0) { }
144        inline branch_target_t(const char* l, uint32_t* p)
145            : label(l), pc(p) { }
146        const char* label;
147        uint32_t*   pc;
148    };
149
150    Vector<branch_target_t>                 mBranchTargets;
151    KeyedVector< const char*, uint32_t* >   mLabels;
152    KeyedVector< uint32_t*, const char* >   mLabelsInverseMapping;
153    KeyedVector< uint32_t*, const char* >   mComments;
154};
155
156}; // namespace android
157
158#endif //ANDROID_ARMASSEMBLER_H
159