| /* libs/pixelflinger/codeflinger/ARMAssembler.h |
| ** |
| ** Copyright 2006, 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. |
| */ |
| |
| #ifndef ANDROID_ARMASSEMBLER_H |
| #define ANDROID_ARMASSEMBLER_H |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include "tinyutils/Vector.h" |
| #include "tinyutils/KeyedVector.h" |
| #include "tinyutils/smartpointer.h" |
| |
| #include "tinyutils/smartpointer.h" |
| #include "codeflinger/ARMAssemblerInterface.h" |
| #include "codeflinger/CodeCache.h" |
| |
| namespace android { |
| |
| // ---------------------------------------------------------------------------- |
| |
| class ARMAssembler : public ARMAssemblerInterface |
| { |
| public: |
| ARMAssembler(const sp<Assembly>& assembly); |
| virtual ~ARMAssembler(); |
| |
| uint32_t* base() const; |
| uint32_t* pc() const; |
| |
| |
| void disassemble(const char* name); |
| |
| // ------------------------------------------------------------------------ |
| // ARMAssemblerInterface... |
| // ------------------------------------------------------------------------ |
| |
| virtual void reset(); |
| |
| virtual int generate(const char* name); |
| virtual int getCodegenArch(); |
| |
| virtual void prolog(); |
| virtual void epilog(uint32_t touched); |
| virtual void comment(const char* string); |
| |
| |
| // ----------------------------------------------------------------------- |
| // shifters and addressing modes |
| // ----------------------------------------------------------------------- |
| |
| // shifters... |
| virtual bool isValidImmediate(uint32_t immed); |
| virtual int buildImmediate(uint32_t i, uint32_t& rot, uint32_t& imm); |
| |
| virtual uint32_t imm(uint32_t immediate); |
| virtual uint32_t reg_imm(int Rm, int type, uint32_t shift); |
| virtual uint32_t reg_rrx(int Rm); |
| virtual uint32_t reg_reg(int Rm, int type, int Rs); |
| |
| // addressing modes... |
| // LDR(B)/STR(B)/PLD |
| // (immediate and Rm can be negative, which indicates U=0) |
| virtual uint32_t immed12_pre(int32_t immed12, int W=0); |
| virtual uint32_t immed12_post(int32_t immed12); |
| virtual uint32_t reg_scale_pre(int Rm, int type=0, uint32_t shift=0, int W=0); |
| virtual uint32_t reg_scale_post(int Rm, int type=0, uint32_t shift=0); |
| |
| // LDRH/LDRSB/LDRSH/STRH |
| // (immediate and Rm can be negative, which indicates U=0) |
| virtual uint32_t immed8_pre(int32_t immed8, int W=0); |
| virtual uint32_t immed8_post(int32_t immed8); |
| virtual uint32_t reg_pre(int Rm, int W=0); |
| virtual uint32_t reg_post(int Rm); |
| |
| |
| virtual void dataProcessing(int opcode, int cc, int s, |
| int Rd, int Rn, |
| uint32_t Op2); |
| virtual void MLA(int cc, int s, |
| int Rd, int Rm, int Rs, int Rn); |
| virtual void MUL(int cc, int s, |
| int Rd, int Rm, int Rs); |
| virtual void UMULL(int cc, int s, |
| int RdLo, int RdHi, int Rm, int Rs); |
| virtual void UMUAL(int cc, int s, |
| int RdLo, int RdHi, int Rm, int Rs); |
| virtual void SMULL(int cc, int s, |
| int RdLo, int RdHi, int Rm, int Rs); |
| virtual void SMUAL(int cc, int s, |
| int RdLo, int RdHi, int Rm, int Rs); |
| |
| virtual void B(int cc, uint32_t* pc); |
| virtual void BL(int cc, uint32_t* pc); |
| virtual void BX(int cc, int Rn); |
| virtual void label(const char* theLabel); |
| virtual void B(int cc, const char* label); |
| virtual void BL(int cc, const char* label); |
| |
| virtual uint32_t* pcForLabel(const char* label); |
| |
| virtual void LDR (int cc, int Rd, |
| int Rn, uint32_t offset = __immed12_pre(0)); |
| virtual void LDRB(int cc, int Rd, |
| int Rn, uint32_t offset = __immed12_pre(0)); |
| virtual void STR (int cc, int Rd, |
| int Rn, uint32_t offset = __immed12_pre(0)); |
| virtual void STRB(int cc, int Rd, |
| int Rn, uint32_t offset = __immed12_pre(0)); |
| virtual void LDRH (int cc, int Rd, |
| int Rn, uint32_t offset = __immed8_pre(0)); |
| virtual void LDRSB(int cc, int Rd, |
| int Rn, uint32_t offset = __immed8_pre(0)); |
| virtual void LDRSH(int cc, int Rd, |
| int Rn, uint32_t offset = __immed8_pre(0)); |
| virtual void STRH (int cc, int Rd, |
| int Rn, uint32_t offset = __immed8_pre(0)); |
| |
| |
| virtual void LDM(int cc, int dir, |
| int Rn, int W, uint32_t reg_list); |
| virtual void STM(int cc, int dir, |
| int Rn, int W, uint32_t reg_list); |
| |
| virtual void SWP(int cc, int Rn, int Rd, int Rm); |
| virtual void SWPB(int cc, int Rn, int Rd, int Rm); |
| virtual void SWI(int cc, uint32_t comment); |
| |
| virtual void PLD(int Rn, uint32_t offset); |
| virtual void CLZ(int cc, int Rd, int Rm); |
| virtual void QADD(int cc, int Rd, int Rm, int Rn); |
| virtual void QDADD(int cc, int Rd, int Rm, int Rn); |
| virtual void QSUB(int cc, int Rd, int Rm, int Rn); |
| virtual void QDSUB(int cc, int Rd, int Rm, int Rn); |
| virtual void SMUL(int cc, int xy, |
| int Rd, int Rm, int Rs); |
| virtual void SMULW(int cc, int y, |
| int Rd, int Rm, int Rs); |
| virtual void SMLA(int cc, int xy, |
| int Rd, int Rm, int Rs, int Rn); |
| virtual void SMLAL(int cc, int xy, |
| int RdHi, int RdLo, int Rs, int Rm); |
| virtual void SMLAW(int cc, int y, |
| int Rd, int Rm, int Rs, int Rn); |
| virtual void UXTB16(int cc, int Rd, int Rm, int rotate); |
| virtual void UBFX(int cc, int Rd, int Rn, int lsb, int width); |
| |
| private: |
| ARMAssembler(const ARMAssembler& rhs); |
| ARMAssembler& operator = (const ARMAssembler& rhs); |
| |
| sp<Assembly> mAssembly; |
| uint32_t* mBase; |
| uint32_t* mPC; |
| uint32_t* mPrologPC; |
| int64_t mDuration; |
| #if defined(WITH_LIB_HARDWARE) |
| bool mQemuTracing; |
| #endif |
| |
| struct branch_target_t { |
| inline branch_target_t() : label(0), pc(0) { } |
| inline branch_target_t(const char* l, uint32_t* p) |
| : label(l), pc(p) { } |
| const char* label; |
| uint32_t* pc; |
| }; |
| |
| Vector<branch_target_t> mBranchTargets; |
| KeyedVector< const char*, uint32_t* > mLabels; |
| KeyedVector< uint32_t*, const char* > mLabelsInverseMapping; |
| KeyedVector< uint32_t*, const char* > mComments; |
| }; |
| |
| }; // namespace android |
| |
| #endif //ANDROID_ARMASSEMBLER_H |
