/* 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 #include #include "tinyutils/smartpointer.h" #include "utils/Vector.h" #include "utils/KeyedVector.h" #include "ARMAssemblerInterface.h" #include "CodeCache.h" namespace android { // ---------------------------------------------------------------------------- class ARMAssembler : public ARMAssemblerInterface { public: explicit ARMAssembler(const sp& 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 mAssembly; uint32_t* mBase; uint32_t* mPC; uint32_t* mPrologPC; int64_t mDuration; 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 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