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author | Lioncash <mathew1800@gmail.com> | 2015-05-12 00:27:49 +0200 |
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committer | Lioncash <mathew1800@gmail.com> | 2015-05-12 00:31:45 +0200 |
commit | dc7ac751f2fb0eb816ee600d84b711b11a9582d7 (patch) | |
tree | 37751b4f484bc4264058af7a39a3840f4cb865ca /src/core/arm/dyncom/arm_dyncom_interpreter.cpp | |
parent | Merge pull request #749 from yuriks/stack-top (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/arm/dyncom/arm_dyncom_interpreter.cpp | 75 |
1 files changed, 68 insertions, 7 deletions
diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp index c2973fb39..315b4cc91 100644 --- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp +++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp @@ -992,6 +992,14 @@ typedef struct _mcr_inst { unsigned int inst; } mcr_inst; +typedef struct mcrr_inst { + unsigned int opcode_1; + unsigned int cp_num; + unsigned int crm; + unsigned int rt; + unsigned int rt2; +} mcrr_inst; + typedef struct _mrs_inst { unsigned int R; unsigned int Rd; @@ -1261,11 +1269,6 @@ static get_addr_fp_t get_calc_addr_op(unsigned int inst) { #define CHECK_RM (inst_cream->Rm == 15) #define CHECK_RS (inst_cream->Rs == 15) -#define UNIMPLEMENTED_INSTRUCTION(mnemonic) \ - LOG_ERROR(Core_ARM11, "unimplemented instruction: %s", mnemonic); \ - CITRA_IGNORE_EXIT(-1); \ - return nullptr; - static ARM_INST_PTR INTERPRETER_TRANSLATE(adc)(unsigned int inst, int index) { arm_inst *inst_base = (arm_inst *)AllocBuffer(sizeof(arm_inst) + sizeof(adc_inst)); @@ -1871,7 +1874,26 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(mcr)(unsigned int inst, int index) inst_cream->inst = inst; return inst_base; } -static ARM_INST_PTR INTERPRETER_TRANSLATE(mcrr)(unsigned int inst, int index) { UNIMPLEMENTED_INSTRUCTION("MCRR"); } + +static ARM_INST_PTR INTERPRETER_TRANSLATE(mcrr)(unsigned int inst, int index) +{ + arm_inst* const inst_base = (arm_inst*)AllocBuffer(sizeof(arm_inst) + sizeof(mcrr_inst)); + mcrr_inst* const inst_cream = (mcrr_inst*)inst_base->component; + + inst_base->cond = BITS(inst, 28, 31); + inst_base->idx = index; + inst_base->br = NON_BRANCH; + inst_base->load_r15 = 0; + + inst_cream->crm = BITS(inst, 0, 3); + inst_cream->opcode_1 = BITS(inst, 4, 7); + inst_cream->cp_num = BITS(inst, 8, 11); + inst_cream->rt = BITS(inst, 12, 15); + inst_cream->rt2 = BITS(inst, 16, 19); + + return inst_base; +} + static ARM_INST_PTR INTERPRETER_TRANSLATE(mla)(unsigned int inst, int index) { arm_inst *inst_base = (arm_inst *)AllocBuffer(sizeof(arm_inst) + sizeof(mla_inst)); @@ -1930,7 +1952,12 @@ static ARM_INST_PTR INTERPRETER_TRANSLATE(mrc)(unsigned int inst, int index) inst_cream->inst = inst; return inst_base; } -static ARM_INST_PTR INTERPRETER_TRANSLATE(mrrc)(unsigned int inst, int index) { UNIMPLEMENTED_INSTRUCTION("MRRC"); } + +static ARM_INST_PTR INTERPRETER_TRANSLATE(mrrc)(unsigned int inst, int index) +{ + return INTERPRETER_TRANSLATE(mcrr)(inst, index); +} + static ARM_INST_PTR INTERPRETER_TRANSLATE(mrs)(unsigned int inst, int index) { arm_inst *inst_base = (arm_inst *)AllocBuffer(sizeof(arm_inst) + sizeof(mrs_inst)); @@ -4754,7 +4781,24 @@ unsigned InterpreterMainLoop(ARMul_State* cpu) { FETCH_INST; GOTO_NEXT_INST; } + MCRR_INST: + { + // Stubbed, as the MPCore doesn't have any registers that are accessible + // through this instruction. + if (inst_base->cond == 0xE || CondPassed(cpu, inst_base->cond)) { + mcrr_inst* const inst_cream = (mcrr_inst*)inst_base->component; + + LOG_ERROR(Core_ARM11, "MCRR executed | Coprocessor: %u, CRm %u, opc1: %u, Rt: %u, Rt2: %u", + inst_cream->cp_num, inst_cream->crm, inst_cream->opcode_1, inst_cream->rt, inst_cream->rt2); + } + + cpu->Reg[15] += GET_INST_SIZE(cpu); + INC_PC(sizeof(mcrr_inst)); + FETCH_INST; + GOTO_NEXT_INST; + } + MLA_INST: { if (inst_base->cond == 0xE || CondPassed(cpu, inst_base->cond)) { @@ -4830,7 +4874,24 @@ unsigned InterpreterMainLoop(ARMul_State* cpu) { FETCH_INST; GOTO_NEXT_INST; } + MRRC_INST: + { + // Stubbed, as the MPCore doesn't have any registers that are accessible + // through this instruction. + if (inst_base->cond == 0xE || CondPassed(cpu, inst_base->cond)) { + mcrr_inst* const inst_cream = (mcrr_inst*)inst_base->component; + + LOG_ERROR(Core_ARM11, "MRRC executed | Coprocessor: %u, CRm %u, opc1: %u, Rt: %u, Rt2: %u", + inst_cream->cp_num, inst_cream->crm, inst_cream->opcode_1, inst_cream->rt, inst_cream->rt2); + } + + cpu->Reg[15] += GET_INST_SIZE(cpu); + INC_PC(sizeof(mcrr_inst)); + FETCH_INST; + GOTO_NEXT_INST; + } + MRS_INST: { if (inst_base->cond == 0xE || CondPassed(cpu, inst_base->cond)) { |