diff options
Diffstat (limited to 'cgias.c')
| -rw-r--r-- | cgias.c | 46 |
1 files changed, 40 insertions, 6 deletions
@@ -3260,15 +3260,17 @@ static void as_3move_registers (int reg1,int reg2,int reg3,int reg4) as_move_r_r (reg1,reg2); } -#ifndef THREAD32 static void as_mulud_instruction (struct instruction *instruction) { int reg_1,reg_2; - +#ifdef THREAD32 + int reg_3; +#endif + reg_1=instruction->instruction_parameters[0].parameter_data.reg.r; reg_2=instruction->instruction_parameters[1].parameter_data.reg.r; -#if 0 +#ifdef THREAD32 reg_3=instruction->instruction_parameters[2].parameter_data.reg.r; if (reg_3==REGISTER_D0){ @@ -3303,12 +3305,44 @@ static void as_mulud_instruction (struct instruction *instruction) } return; } -#endif if (reg_2==REGISTER_D0){ if (reg_1==REGISTER_A1) as_r (0367,040,reg_1); /* mul */ else { + as_move_r_r (REGISTER_A1,reg_3); + as_r (0367,040,reg_1); /* mul */ + as_2move_registers (reg_3,REGISTER_A1,reg_1); + } + } else if (reg_1==REGISTER_A1){ + as_2move_registers (reg_2,REGISTER_D0,reg_3); + as_r (0367,040,reg_1); /* mul */ + as_2move_registers (reg_3,REGISTER_D0,reg_2); + } else if (reg_1==REGISTER_D0){ + if (reg_2==REGISTER_A1){ + as_r (0367,040,REGISTER_A1); /* mul */ + store_c (0x90+reg_num (REGISTER_A1)); /* xchg A1,D0 */ + } else { + as_move_r_r (REGISTER_A1,reg_3); + as_r (0367,040,reg_2); /* mul */ + as_3move_registers (reg_3,REGISTER_A1,REGISTER_D0,reg_2); + } + } else if (reg_2==REGISTER_A1){ + as_2move_registers (reg_2,REGISTER_D0,reg_3); + as_r (0367,040,reg_1); /* mul */ + as_3move_registers (reg_3,REGISTER_D0,REGISTER_A1,reg_1); + } else { + store_c (0x90+reg_num (reg_2)); /* xchg reg_2,D0 */ + as_move_r_r (REGISTER_A1,reg_3); + as_r (0367,040,reg_1); /* mul */ + store_c (0x90+reg_num (reg_2)); /* xchg reg_2,D0 */ + as_2move_registers (reg_3,REGISTER_A1,reg_1); + } +#else + if (reg_2==REGISTER_D0){ + if (reg_1==REGISTER_A1) + as_r (0367,040,reg_1); /* mul */ + else { as_move_r_r (REGISTER_A1,REGISTER_O0); as_r (0367,040,reg_1); /* mul */ as_2move_registers (REGISTER_O0,REGISTER_A1,reg_1); @@ -3337,8 +3371,8 @@ static void as_mulud_instruction (struct instruction *instruction) store_c (0x90+reg_num (reg_2)); /* xchg reg_2,D0 */ as_2move_registers (REGISTER_O0,REGISTER_A1,reg_1); } -} #endif +} static void as_xchg_eax_r (int reg_1) { @@ -5559,10 +5593,10 @@ static void as_instructions (struct instruction *instruction) case ISBB: as_sbb_instruction (instruction); break; -#ifndef THREAD32 case IMULUD: as_mulud_instruction (instruction); break; +#ifndef THREAD32 case IDIVDU: as_divdu_instruction (instruction); break; |