1 /* libs/pixelflinger/codeflinger/ARMAssemblerProxy.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 19 #ifndef ANDROID_ARMASSEMBLER_PROXY_H 20 #define ANDROID_ARMASSEMBLER_PROXY_H 21 22 #include <stdint.h> 23 #include <sys/types.h> 24 25 #include "ARMAssemblerInterface.h" 26 27 namespace android { 28 29 // ---------------------------------------------------------------------------- 30 31 class ARMAssemblerProxy : public ARMAssemblerInterface 32 { 33 public: 34 // ARMAssemblerProxy take ownership of the target 35 36 ARMAssemblerProxy(); 37 ARMAssemblerProxy(ARMAssemblerInterface* target); 38 virtual ~ARMAssemblerProxy(); 39 40 void setTarget(ARMAssemblerInterface* target); 41 42 virtual void reset(); 43 virtual int generate(const char* name); 44 virtual void disassemble(const char* name); 45 virtual int getCodegenArch(); 46 47 virtual void prolog(); 48 virtual void epilog(uint32_t touched); 49 virtual void comment(const char* string); 50 51 // ----------------------------------------------------------------------- 52 // shifters and addressing modes 53 // ----------------------------------------------------------------------- 54 55 virtual bool isValidImmediate(uint32_t immed); 56 virtual int buildImmediate(uint32_t i, uint32_t& rot, uint32_t& imm); 57 58 virtual uint32_t imm(uint32_t immediate); 59 virtual uint32_t reg_imm(int Rm, int type, uint32_t shift); 60 virtual uint32_t reg_rrx(int Rm); 61 virtual uint32_t reg_reg(int Rm, int type, int Rs); 62 63 // addressing modes... 64 // LDR(B)/STR(B)/PLD 65 // (immediate and Rm can be negative, which indicates U=0) 66 virtual uint32_t immed12_pre(int32_t immed12, int W=0); 67 virtual uint32_t immed12_post(int32_t immed12); 68 virtual uint32_t reg_scale_pre(int Rm, int type=0, uint32_t shift=0, int W=0); 69 virtual uint32_t reg_scale_post(int Rm, int type=0, uint32_t shift=0); 70 71 // LDRH/LDRSB/LDRSH/STRH 72 // (immediate and Rm can be negative, which indicates U=0) 73 virtual uint32_t immed8_pre(int32_t immed8, int W=0); 74 virtual uint32_t immed8_post(int32_t immed8); 75 virtual uint32_t reg_pre(int Rm, int W=0); 76 virtual uint32_t reg_post(int Rm); 77 78 79 virtual void dataProcessing(int opcode, int cc, int s, 80 int Rd, int Rn, 81 uint32_t Op2); 82 virtual void MLA(int cc, int s, 83 int Rd, int Rm, int Rs, int Rn); 84 virtual void MUL(int cc, int s, 85 int Rd, int Rm, int Rs); 86 virtual void UMULL(int cc, int s, 87 int RdLo, int RdHi, int Rm, int Rs); 88 virtual void UMUAL(int cc, int s, 89 int RdLo, int RdHi, int Rm, int Rs); 90 virtual void SMULL(int cc, int s, 91 int RdLo, int RdHi, int Rm, int Rs); 92 virtual void SMUAL(int cc, int s, 93 int RdLo, int RdHi, int Rm, int Rs); 94 95 virtual void B(int cc, uint32_t* pc); 96 virtual void BL(int cc, uint32_t* pc); 97 virtual void BX(int cc, int Rn); 98 virtual void label(const char* theLabel); 99 virtual void B(int cc, const char* label); 100 virtual void BL(int cc, const char* label); 101 102 uint32_t* pcForLabel(const char* label); 103 104 virtual void LDR (int cc, int Rd, 105 int Rn, uint32_t offset = __immed12_pre(0)); 106 virtual void LDRB(int cc, int Rd, 107 int Rn, uint32_t offset = __immed12_pre(0)); 108 virtual void STR (int cc, int Rd, 109 int Rn, uint32_t offset = __immed12_pre(0)); 110 virtual void STRB(int cc, int Rd, 111 int Rn, uint32_t offset = __immed12_pre(0)); 112 virtual void LDRH (int cc, int Rd, 113 int Rn, uint32_t offset = __immed8_pre(0)); 114 virtual void LDRSB(int cc, int Rd, 115 int Rn, uint32_t offset = __immed8_pre(0)); 116 virtual void LDRSH(int cc, int Rd, 117 int Rn, uint32_t offset = __immed8_pre(0)); 118 virtual void STRH (int cc, int Rd, 119 int Rn, uint32_t offset = __immed8_pre(0)); 120 virtual void LDM(int cc, int dir, 121 int Rn, int W, uint32_t reg_list); 122 virtual void STM(int cc, int dir, 123 int Rn, int W, uint32_t reg_list); 124 125 virtual void SWP(int cc, int Rn, int Rd, int Rm); 126 virtual void SWPB(int cc, int Rn, int Rd, int Rm); 127 virtual void SWI(int cc, uint32_t comment); 128 129 virtual void PLD(int Rn, uint32_t offset); 130 virtual void CLZ(int cc, int Rd, int Rm); 131 virtual void QADD(int cc, int Rd, int Rm, int Rn); 132 virtual void QDADD(int cc, int Rd, int Rm, int Rn); 133 virtual void QSUB(int cc, int Rd, int Rm, int Rn); 134 virtual void QDSUB(int cc, int Rd, int Rm, int Rn); 135 virtual void SMUL(int cc, int xy, 136 int Rd, int Rm, int Rs); 137 virtual void SMULW(int cc, int y, 138 int Rd, int Rm, int Rs); 139 virtual void SMLA(int cc, int xy, 140 int Rd, int Rm, int Rs, int Rn); 141 virtual void SMLAL(int cc, int xy, 142 int RdHi, int RdLo, int Rs, int Rm); 143 virtual void SMLAW(int cc, int y, 144 int Rd, int Rm, int Rs, int Rn); 145 146 virtual void UXTB16(int cc, int Rd, int Rm, int rotate); 147 virtual void UBFX(int cc, int Rd, int Rn, int lsb, int width); 148 149 virtual void ADDR_LDR(int cc, int Rd, 150 int Rn, uint32_t offset = __immed12_pre(0)); 151 virtual void ADDR_STR (int cc, int Rd, 152 int Rn, uint32_t offset = __immed12_pre(0)); 153 virtual void ADDR_ADD(int cc, int s, int Rd, 154 int Rn, uint32_t Op2); 155 virtual void ADDR_SUB(int cc, int s, int Rd, 156 int Rn, uint32_t Op2); 157 158 private: 159 ARMAssemblerInterface* mTarget; 160 }; 161 162 }; // namespace android 163 164 #endif //ANDROID_ARMASSEMBLER_PROXY_H 165