void JitArm::xorx(UGeckoInstruction inst) { INSTRUCTION_START JITDISABLE(Integer) u32 a = inst.RA, b = inst.RB, s = inst.RS; if (gpr.IsImm(b) && gpr.IsImm(s)) { gpr.SetImmediate(a, gpr.GetImm(s) ^ gpr.GetImm(b)); if (inst.Rc) ComputeRC(gpr.GetImm(a), 0); return; } ARMReg rA = gpr.R(a); ARMReg rB = gpr.R(b); ARMReg rS = gpr.R(s); EORS(rA, rS, rB); if (inst.Rc) ComputeRC(); }
void decodeInstruction(instruction_t instruction,uint32_t *registro,flags_t *bandera, uint8_t *SRAM, uint16_t *codificacion, char **Flash) { int i; *codificacion=0; // valor incial // comparar el mnemonic con el nombre de cada una de las funciones, y asi ejecutar la adecuada if( strcmp(instruction.mnemonic,"LDR") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { *codificacion=(13<<11)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; instruction.op3_value<<=2; if(((*(registro+instruction.op2_value)+instruction.op3_value)>=0x20000000)&&((*(registro+instruction.op2_value)+instruction.op3_value)<0x40000000)) { LDR(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,SRAM); } if((*(registro+instruction.op2_value)+instruction.op3_value)<0x20000000) { } if((*(registro+instruction.op2_value)+instruction.op3_value)>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+instruction.op3_value)&0xFF,registro+instruction.op1_value,Read); } } if((instruction.op1_type=='R') && (instruction.op2_type=='S') && (instruction.op3_type=='#')) { *codificacion=(19<<11)+(instruction.op1_value<<8)+instruction.op3_value; instruction.op3_value<<=2; if(((*(registro+13)+instruction.op3_value)>=0x20000000)&&((*(registro+13)+instruction.op3_value)<0x40000000)) { LDR(registro+instruction.op1_value,*(registro+13),instruction.op3_value,SRAM); } if((*(registro+13)+instruction.op3_value)<0x20000000) { } if((*(registro+13)+instruction.op3_value)>=0x40000000) { //IOAccess((*(registro+13)+instruction.op3_value)&0xFF,registro+instruction.op1_value,Read); } } if((instruction.op1_type=='R') && (instruction.op2_type=='P') && (instruction.op3_type=='#')) // label { *codificacion=(9<<11)+(instruction.op1_value<<8)+instruction.op3_value; instruction.op3_value<<=2; if(((*(registro+15)+instruction.op3_value)>=0x20000000)&&((*(registro+15)+instruction.op3_value)<0x40000000)) { LDR(registro+instruction.op1_value,*(registro+15),instruction.op3_value,SRAM); } if((*(registro+15)+instruction.op3_value)<0x20000000) { } if((*(registro+15)+instruction.op3_value)>=0x40000000) { //IOAccess((*(registro+15)+instruction.op3_value)&0xFF,registro+instruction.op1_value,Read); } } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { *codificacion=(11<<11)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { LDR(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,registro+instruction.op1_value,Read); } } registro[15]++; } if( strcmp(instruction.mnemonic,"LDRB") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { *codificacion=(15<<11)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+instruction.op3_value)>=0x20000000)&&((*(registro+instruction.op2_value)+instruction.op3_value)<0x40000000)) { LDRB(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,SRAM); } if((*(registro+instruction.op2_value)+instruction.op3_value)<0x20000000) { } if((*(registro+instruction.op2_value)+instruction.op3_value)>=0x40000000) { uint8_t data; IOAccess((*(registro+instruction.op2_value)+instruction.op3_value)&0xFF,&data,Read); *(registro+instruction.op1_value)= (uint32_t)data; } } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { *codificacion=(1<<14)+(7<<10)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { LDRB(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { uint8_t data; IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,&data,Read); *(registro+instruction.op1_value)=(uint32_t) data; } } registro[15]++; } if( strcmp(instruction.mnemonic,"LDRH") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { *codificacion=(1<<15)+(1<<11)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; instruction.op3_value<<=1; if(((*(registro+instruction.op2_value)+instruction.op3_value)>=0x20000000)&&((*(registro+instruction.op2_value)+instruction.op3_value)<0x40000000)) { LDRH(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,SRAM); } if((*(registro+instruction.op2_value)+instruction.op3_value)<0x20000000) { } if((*(registro+instruction.op2_value)+instruction.op3_value)>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+instruction.op3_value)&0xFF,registro+instruction.op1_value,Read); } } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { *codificacion=(5<<12)+(5<<9)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { LDRH(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,registro+instruction.op1_value,Read); } registro[15]++; } if( strcmp(instruction.mnemonic,"LDRSB") ==0) { *codificacion=(5<<12)+(3<<9)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { LDRSB(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,registro+instruction.op1_value,Read); } registro[15]++; } if( strcmp(instruction.mnemonic,"LDRSH") ==0) { *codificacion=(5<<12)+(7<<9)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { LDRSH(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,registro+instruction.op1_value,Read); } registro[15]++; } if( strcmp(instruction.mnemonic,"STR") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { *codificacion=(3<<13)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; instruction.op3_value<<=2; if(((*(registro+instruction.op2_value)+instruction.op3_value)>=0x20000000)&&((*(registro+instruction.op2_value)+instruction.op3_value)<0x40000000)) { STR(*(registro+instruction.op1_value),*(registro+instruction.op2_value),instruction.op3_value,SRAM); } if((*(registro+instruction.op2_value)+instruction.op3_value)<0x20000000) { } if((*(registro+instruction.op2_value)+instruction.op3_value)>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+instruction.op3_value)&0xFF,registro+instruction.op1_value,Write); } } if((instruction.op1_type=='R') && (instruction.op2_type=='S') && (instruction.op3_type=='#')) { *codificacion=(9<<12)+(instruction.op1_value<<8)+instruction.op3_type; instruction.op3_value<<=2; if(((*(registro+13)+instruction.op3_value)>=0x20000000)&&((*(registro+13)+instruction.op3_value)<0x40000000)) { STR(*(registro+instruction.op1_value),*(registro+13),instruction.op3_value,SRAM); } if((*(registro+13)+instruction.op3_value)<0x20000000) { } if((*(registro+13)+instruction.op3_value)>=0x40000000) { //IOAccess((*(registro+13)+instruction.op3_value)&0xFF,registro+instruction.op1_value,Write); } } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { *codificacion=(5<<12)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { STR(*(registro+instruction.op1_value),*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,registro+instruction.op1_value,Write); } } registro[15]++; } if( strcmp(instruction.mnemonic,"STRB") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { *codificacion=(7<<12)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+instruction.op3_value)>=0x20000000)&&((*(registro+instruction.op2_value)+instruction.op3_value)<0x40000000)) { STRB(*(registro+instruction.op1_value),*(registro+instruction.op2_value),instruction.op3_value,SRAM); } if((*(registro+instruction.op2_value)+instruction.op3_value)<0x20000000) { } if((*(registro+instruction.op2_value)+instruction.op3_value)>=0x40000000) { uint8_t data; data=(uint8_t)(*(registro+instruction.op1_value)); IOAccess((*(registro+instruction.op2_value)+instruction.op3_value)&0xFF,&data,Write); } } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { *codificacion=(21<<10)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { STRB(*(registro+instruction.op1_value),*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { uint8_t data; data=(uint8_t)(*(registro+instruction.op1_value)); IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,&data,Write); } } registro[15]++; } if( strcmp(instruction.mnemonic,"STRH") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { *codificacion=(1<<15)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; instruction.op3_value<<=1; if(((*(registro+instruction.op2_value)+instruction.op3_value)>=0x20000000)&&((*(registro+instruction.op2_value)+instruction.op3_value)<0x40000000)) { STRH(*(registro+instruction.op1_value),*(registro+instruction.op2_value),instruction.op3_value,SRAM); } if((*(registro+instruction.op2_value)+instruction.op3_value)<0x20000000) { } if((*(registro+instruction.op2_value)+instruction.op3_value)>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+instruction.op3_value)&0xFF,registro+instruction.op1_value,Write); } } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { *codificacion=(5<<12)+(1<<9)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; if(((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x20000000)&&((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x40000000)) { STRH(*(registro+instruction.op1_value),*(registro+instruction.op2_value),*(registro+instruction.op3_value),SRAM); } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))<0x20000000) { } if((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))>=0x40000000) { //IOAccess((*(registro+instruction.op2_value)+*(registro+instruction.op3_value))&0xFF,registro+instruction.op1_value,Write); } } registro[15]++; } if( strcmp(instruction.mnemonic,"PUSH") ==0) { for(i=0;i<8;i++) { *codificacion+=(instruction.registers_list[i]<<i); } *codificacion+=(11<<12)+(1<<10)+(instruction.registers_list[14]<<8); PUSH(registro,SRAM,&instruction.registers_list[0]); registro[15]++; } if( strcmp(instruction.mnemonic,"POP") ==0) { for(i=0;i<8;i++) { *codificacion+=(instruction.registers_list[i]<<i); } *codificacion=(11<<12)+(3<<10)+(instruction.registers_list[15]<<8); POP(registro,SRAM,&instruction.registers_list[0]); registro[15]++; } if( strcmp(instruction.mnemonic,"ADCS") ==0) { *codificacion=(1<<14)+(5<<6)+(instruction.op2_value<<3)+instruction.op1_value; ADCS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"ADD") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R')) { ADD(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value)); *codificacion=(1<<14)+(1<<10)+(instruction.op2_value<<3)+((8&instruction.op1_value)<<4)+(7&instruction.op1_value); } if((instruction.op1_type=='R') && (instruction.op2_type=='S') && (instruction.op3_type=='#')) { ADD(registro+instruction.op1_value,*(registro+13),instruction.op2_value); *codificacion=(21<<11)+(instruction.op1_value<<8)+instruction.op3_value; } if((instruction.op1_type=='S') && (instruction.op2_type=='S') && (instruction.op3_type=='#')) { ADD(registro+13,*(registro+13),instruction.op3_value); *codificacion=(11<<12)+instruction.op3_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='S') && (instruction.op3_type=='R')) { ADD(registro+instruction.op1_value,*(registro+13),*(registro+instruction.op3_value)); *codificacion=(1<<14)+(1<<10)+(13<<3)+((8&instruction.op1_value)<<4)+(7&instruction.op1_value); } if((instruction.op1_type=='S') && (instruction.op2_type=='R')) { ADD(registro+13,*(registro+13),*(registro+instruction.op2_value)); *codificacion=(1<<14)+(9<<7)+5+(instruction.op2_value<<3); } registro[15]++; } if( strcmp(instruction.mnemonic,"ADDS") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { ADDS(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,bandera); *codificacion=(7<<10)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='#')) { ADDS(registro+instruction.op1_value,*(registro+instruction.op1_value),instruction.op2_value,bandera); *codificacion=(3<<12)+(instruction.op1_value<<8)+instruction.op2_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { ADDS(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value), bandera); *codificacion=(3<<11)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; } registro[15]++; } // los parametros de las demas funciones aritmeticas, de desplazamiento y logicas son similares if( strcmp(instruction.mnemonic,"ANDS") ==0) { *codificacion=(1<<14)+(instruction.op2_value<<3)+instruction.op1_value; ANDS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"ASRS") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R')) { ASRS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); *codificacion=(1<<14)+(1<<8)+(instruction.op2_value<<3)+instruction.op1_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { ASRS(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,bandera); *codificacion=(1<<12)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; } registro[15]++; } if( strcmp(instruction.mnemonic,"BICS") ==0) { *codificacion=(1<<14)+(14<<6)+(instruction.op2_value<<3)+instruction.op1_value; BICS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"CMN") ==0) { *codificacion=(1<<14)+(11<6)+(instruction.op2_value<<3)+instruction.op1_value; CMN(*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); // En diferencia a las demas funciones, se envian como parametros 2 valores registro[15]++; } if( strcmp(instruction.mnemonic,"CMP") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R')) { if(instruction.op1_value>=8) { CMP(*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); // En diferencia a las demas funciones, se envian como parametros 2 valores *codificacion=(1<<14)+(5<<8)+(instruction.op2_value<<3)+(7&instruction.op1_value)+((8&instruction.op1_value)<<4); } else { CMP(*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); // En diferencia a las demas funciones, se envian como parametros 2 valores *codificacion=(1<<14)+(10<<6)+(instruction.op2_value<<3)+instruction.op1_value; } } if((instruction.op1_type=='R') && (instruction.op2_type=='#')) { CMP(*(registro+instruction.op1_value),instruction.op2_value, bandera); // Como parametros se tienen el contenido de un registro y un valor *codificacion=(5<<11)+(instruction.op1_value<<8)+instruction.op2_value; } registro[15]++; } if( strcmp(instruction.mnemonic,"EORS") ==0) { *codificacion=(1<<14)+(1<<6)+(instruction.op2_value<<3)+instruction.op1_value; EORS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value),bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"LSLS") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R')) { LSLS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); *codificacion=(1<<14)+(1<<7)+(instruction.op2_value<<3)+instruction.op1_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { LSLS(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,bandera); *codificacion=(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; } registro[15]++; } if( strcmp(instruction.mnemonic,"LSRS") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R')) { LSRS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); *codificacion=(1<<14)+(3<<6)+(instruction.op2_value<<3)+instruction.op1_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { LSRS(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,bandera); *codificacion=(1<<11)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; } registro[15]++; } if( strcmp(instruction.mnemonic,"MOV") ==0) { *codificacion=(1<<14)+(3<<9)+(instruction.op2_value<<3)+(7&instruction.op1_value)+((8&instruction.op1_value)<<4); MOV(registro+instruction.op1_value,*(registro+instruction.op2_value)); // Envio como parametros una direccion y el contenido de un registro registro[15]++; } if( strcmp(instruction.mnemonic,"MOVS") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='#')) { MOVS(registro+instruction.op1_value,instruction.op2_value, bandera); *codificacion=(1<<13)+(instruction.op1_value<<8)+instruction.op2_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='R')) { MOVS(registro+instruction.op1_value,*(registro+instruction.op2_value),bandera); *codificacion=(instruction.op2_value<<3)+instruction.op1_value; } registro[15]++; } if( strcmp(instruction.mnemonic,"MULS") ==0) { *codificacion=(1<<14)+(13<<6)+(instruction.op2_value<<3)+instruction.op3_value; MULS(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"MVNS") ==0) { *codificacion=(1<<14)+(15<<6)+(instruction.op2_value<<3)+instruction.op1_value; RSBS(registro+instruction.op1_value,*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"NOP") ==0) { *codificacion=(11<<12)+(15<<8); registro[15]++; } if( strcmp(instruction.mnemonic,"ORRS") ==0) { *codificacion=(1<<14)+(3<<8)+(instruction.op2_value<<3)+instruction.op1_value; ORRS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"REV") ==0) { *codificacion=(11<<12)+(5<<9)+(instruction.op2_value<<3)+instruction.op1_value; REV(registro+instruction.op1_value, *(registro+instruction.op2_value)); registro[15]++; } if( strcmp(instruction.mnemonic,"REV16") ==0) { *codificacion=(11<<12)+(5<<9)+(1<<6)+(instruction.op2_value<<3)+instruction.op1_value; REV16(registro+instruction.op1_value,*(registro+instruction.op2_value)); registro[15]++; } if( strcmp(instruction.mnemonic,"REVSH") ==0) { *codificacion=(11<<12)+(5<<9)+(3<<6)+(instruction.op2_value<<3)+instruction.op1_value; REVSH(registro+instruction.op1_value,*(registro+instruction.op2_value)); registro[15]++; } if( strcmp(instruction.mnemonic,"RORS") ==0) { *codificacion=(1<<14)+(7<<6)+(instruction.op2_value<<3)+instruction.op1_value; RORS(registro+instruction.op1_value,*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"RSBS") ==0) { *codificacion=(1<<14)+(9<<6)+(instruction.op2_value<<3)+instruction.op1_value; RSBS(registro+instruction.op1_value,*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"SBCS") ==0) { *codificacion=(1<<14)+(3<<7)+(instruction.op2_value<<3)+instruction.op1_value; SBCS(registro+instruction.op1_value,*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); registro[15]++; } if( strcmp(instruction.mnemonic,"SUB") ==0) { if((instruction.op1_type=='S') && (instruction.op2_type=='S') && (instruction.op3_type=='#')) { SUB(registro+13,*(registro+13),instruction.op3_value); *codificacion=(11<<12)+(1<<7)+instruction.op3_value; } registro[15]++; } if( strcmp(instruction.mnemonic,"SUBS") ==0) { if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='#')) { SUBS(registro+instruction.op1_value,*(registro+instruction.op2_value),instruction.op3_value,bandera); *codificacion=(15<<9)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='#')) { SUBS(registro+instruction.op1_value,*(registro+instruction.op1_value),instruction.op2_value,bandera); *codificacion=(7<<11)+(instruction.op1_value<<8)+instruction.op2_value; } if((instruction.op1_type=='R') && (instruction.op2_type=='R') && (instruction.op3_type=='R')) { SUBS(registro+instruction.op1_value,*(registro+instruction.op2_value),*(registro+instruction.op3_value), bandera); *codificacion=(13<<9)+(instruction.op3_value<<6)+(instruction.op2_value<<3)+instruction.op1_value; } registro[15]++; } if( strcmp(instruction.mnemonic,"TST") ==0) { *codificacion=(1<<14)+(1<<9)+(instruction.op2_value<<3)+instruction.op1_value; TST(*(registro+instruction.op1_value),*(registro+instruction.op2_value), bandera); // Como parametros se tienen el contenido de un registro y un valor registro[15]++; } // Las siguientes funciones, son funciones de saltos if( strcmp(instruction.mnemonic,"B") ==0) { *codificacion=(7<<13)+instruction.op1_value; B(registro,instruction.op1_value); // Envio como parametroa la direccion de registro y el valor del salto } if( strcmp(instruction.mnemonic,"BL") ==0) { *codificacion=(31<<11)+(2047&instruction.op1_value); BL(registro,instruction.op1_value); // Envio como parametroa la direccion de registro y el valor del salto } if( strcmp(instruction.mnemonic,"BLX") ==0) { *codificacion=(1<<14)+(15<<7)+(instruction.op1_value<<3); BLX(registro,*(registro+instruction.op1_value)); // Envio como parametroa la direccion de registro y el contenido de un registro } if( strcmp(instruction.mnemonic,"BX") ==0) { *codificacion=(1<<14)+(14<<7)+(instruction.op1_value<<3); if(instruction.op1_type=='L') // Sucede cuando { BX(registro,registro[14]); // PC=LR } if(instruction.op1_type=='R') // Sucede cuando se tiene como parametro un registro diferente a LR { BX(registro,*(registro+instruction.op1_value)); } } if( strcmp(instruction.mnemonic,"BEQ") ==0) { *codificacion=(13<<12)+instruction.op1_value; BEQ(registro,instruction.op1_value,*bandera); // Envio como parametros la direccion de registro, el valor del salto y las banderas } // Todas las siguientes funciones de salto tienen los mismos parametro que BEQ if( strcmp(instruction.mnemonic,"BNE") ==0) { *codificacion=(13<<12)+(1<<8)+instruction.op1_value; BNE(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BCS") ==0) { *codificacion=(13<<12)+(2<<8)+instruction.op1_value; BCS(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BCC") ==0) { *codificacion=(13<<12)+(3<<8)+instruction.op1_value; BCC(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BMI") ==0) { *codificacion=(13<<12)+(4<<8)+instruction.op1_value; BMI(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BPL") ==0) { *codificacion=(13<<12)+(5<<8)+instruction.op1_value; BPL(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BVS") ==0) { *codificacion=(13<<12)+(6<<8)+instruction.op1_value; BVS(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BVC") ==0) { *codificacion=(13<<12)+(7<<8)+instruction.op1_value; BVC(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BHI") ==0) { *codificacion=(13<<12)+(8<<8)+instruction.op1_value; BHI(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BLS") ==0) { *codificacion=(13<<12)+(9<<8)+instruction.op1_value; BLS(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BGE") ==0) { *codificacion=(13<<12)+(10<<8)+instruction.op1_value; BGE(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BLT") ==0) { *codificacion=(13<<12)+(11<<8)+instruction.op1_value; BLT(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BGT") ==0) { *codificacion=(13<<12)+(12<<8)+instruction.op1_value; BGT(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BLE") ==0) { *codificacion=(13<<12)+(13<<8)+instruction.op1_value; BLE(registro,instruction.op1_value,*bandera); } if( strcmp(instruction.mnemonic,"BAL") ==0) { *codificacion=(13<<12)+(14<<8)+instruction.op1_value; BAL(registro,instruction.op1_value,*bandera); } }