[72] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Operation.cpp 116 2009-04-30 13:51:41Z moulu $ |
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| 4 | * |
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| 5 | * [ Description ] |
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| 6 | * |
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| 7 | */ |
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| 8 | |
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[78] | 9 | #include "Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Execute_unit/Execute_unit/Functionnal_unit/Operation/include/Operation.h" |
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[88] | 10 | #include "Behavioural/include/Operation.h" |
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[72] | 11 | |
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| 12 | namespace morpheo { |
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| 13 | namespace behavioural { |
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| 14 | namespace core { |
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| 15 | namespace multi_execute_loop { |
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| 16 | namespace execute_loop { |
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| 17 | namespace multi_execute_unit { |
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| 18 | namespace execute_unit { |
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| 19 | namespace functionnal_unit { |
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| 20 | |
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| 21 | #undef FUNCTION |
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| 22 | #define FUNCTION "Functionnal_unit::operation_unimplemented" |
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| 23 | void operation_unimplemented (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 24 | { |
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| 25 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : unimplemented"); |
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| 26 | |
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| 27 | throw ERRORMORPHEO(FUNCTION,"The operation '"+toString(op->_operation)+"' is not implemented in this Functionnal_unit"); |
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| 28 | }; |
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| 29 | |
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| 30 | #undef FUNCTION |
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| 31 | #define FUNCTION "Functionnal_unit::operation_l_add" |
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| 32 | void operation_l_add (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 33 | { |
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| 34 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_add"); |
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| 35 | |
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[88] | 36 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 37 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 38 | |
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| 39 | Tgeneral_data_t gpr3 = param->_mask_data & (gpr1 + gpr2); |
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| 40 | |
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[88] | 41 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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| 42 | bool carry_out = carry(param->_size_data,gpr1,gpr2,gpr3); |
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[72] | 43 | |
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| 44 | // Result |
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[76] | 45 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 46 | op->_data_rd = gpr3; |
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| 47 | op->_data_re = 0; |
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| 48 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 49 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 50 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 51 | op->_no_sequence = 0; |
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[116] | 52 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 53 | op->_address = 0; |
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| 54 | #else |
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[72] | 55 | //op->_address = 0; |
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[116] | 56 | #endif |
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[72] | 57 | }; |
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| 58 | |
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| 59 | #undef FUNCTION |
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| 60 | #define FUNCTION "Functionnal_unit::operation_l_addc" |
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| 61 | void operation_l_addc (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 62 | { |
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| 63 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_addc"); |
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| 64 | |
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| 65 | Tgeneral_data_t carry_in = get_flag(op->_data_rc,FLAG_CY); |
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| 66 | |
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[88] | 67 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 68 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 69 | Tgeneral_data_t gpr3 = param->_mask_data & (gpr1 + gpr2 + carry_in); |
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| 70 | |
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[88] | 71 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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| 72 | bool carry_out = carry(param->_size_data,gpr1,gpr2,gpr3); |
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[72] | 73 | |
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| 74 | // Result |
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[76] | 75 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 76 | op->_data_rd = gpr3; |
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| 77 | op->_data_re = 0; |
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| 78 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 79 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 80 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 81 | op->_no_sequence = 0; |
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[116] | 82 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 83 | op->_address = 0; |
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| 84 | #else |
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[72] | 85 | //op->_address = 0; |
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[116] | 86 | #endif |
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[72] | 87 | }; |
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| 88 | |
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| 89 | #undef FUNCTION |
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| 90 | #define FUNCTION "Functionnal_unit::operation_l_sub" |
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| 91 | void operation_l_sub (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 92 | { |
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| 93 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sub"); |
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| 94 | |
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[88] | 95 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 96 | Tgeneral_data_t gpr2 = neg(param->_size_data,unsigned(param->_size_data,op->_data_rb)); |
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[72] | 97 | Tgeneral_data_t gpr3 = param->_mask_data & (gpr1 + gpr2); |
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| 98 | |
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[88] | 99 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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[101] | 100 | // bool carry_out = carry(param->_size_data,gpr1,gpr2,gpr3); |
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| 101 | // In ISA : l.sub don't change flag carry |
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| 102 | bool carry_out = get_flag(op->_data_rc,FLAG_CY); |
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[72] | 103 | |
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| 104 | // Result |
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[76] | 105 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 106 | op->_data_rd = gpr3; |
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| 107 | op->_data_re = 0; |
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| 108 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 109 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 110 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 111 | op->_no_sequence = 0; |
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[116] | 112 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 113 | op->_address = 0; |
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| 114 | #else |
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[72] | 115 | //op->_address = 0; |
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[116] | 116 | #endif |
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[72] | 117 | }; |
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| 118 | |
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| 119 | #undef FUNCTION |
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[101] | 120 | #define FUNCTION "Functionnal_unit::operation_l_mul" |
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| 121 | void operation_l_mul (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 122 | { |
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| 123 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mul"); |
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| 124 | |
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| 125 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 126 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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| 127 | Tgeneral_data_t gpr3 ; |
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| 128 | bool overflow ; |
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| 129 | bool carry_out ; |
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| 130 | |
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| 131 | if (param->_size_data == 32) |
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| 132 | { |
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| 133 | int64_t res = static_cast<int64_t>(gpr1) * static_cast<int64_t>(gpr2); |
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| 134 | |
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| 135 | log_printf(TRACE,Functionnal_unit,FUNCTION," * res : %llx",res); |
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| 136 | |
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| 137 | gpr3 = param->_mask_data & static_cast<Tgeneral_data_t>(res); |
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| 138 | carry_out = res != gpr3; |
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| 139 | overflow = carry_out; |
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| 140 | } |
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| 141 | else |
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| 142 | { |
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| 143 | throw ERRORMORPHEO(FUNCTION,_("64 bits multiplcation : not yet implemented\n")); |
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| 144 | } |
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| 145 | |
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| 146 | // Result |
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| 147 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 148 | op->_data_rd = gpr3; |
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| 149 | op->_data_re = 0; |
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| 150 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 151 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 152 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 153 | op->_no_sequence = 0; |
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[116] | 154 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 155 | op->_address = 0; |
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| 156 | #else |
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[101] | 157 | //op->_address = 0; |
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[116] | 158 | #endif |
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[101] | 159 | }; |
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| 160 | |
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| 161 | #undef FUNCTION |
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| 162 | #define FUNCTION "Functionnal_unit::operation_l_mulu" |
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| 163 | void operation_l_mulu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 164 | { |
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| 165 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mulu"); |
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| 166 | |
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| 167 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 168 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
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| 169 | Tgeneral_data_t gpr3 ; |
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| 170 | bool overflow ; |
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| 171 | bool carry_out ; |
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| 172 | |
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| 173 | if (param->_size_data == 32) |
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| 174 | { |
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| 175 | uint64_t res = static_cast<uint64_t>(gpr1) * static_cast<uint64_t>(gpr2); |
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| 176 | |
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| 177 | log_printf(TRACE,Functionnal_unit,FUNCTION," * res : %llx",res); |
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| 178 | |
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| 179 | gpr3 = param->_mask_data & static_cast<Tgeneral_data_t>(res); |
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| 180 | carry_out = res != gpr3; |
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| 181 | overflow = carry_out; |
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| 182 | } |
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| 183 | else |
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| 184 | { |
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| 185 | throw ERRORMORPHEO(FUNCTION,_("64 bits multiplcation : not yet implemented\n")); |
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| 186 | } |
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| 187 | |
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| 188 | // Result |
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| 189 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 190 | op->_data_rd = gpr3; |
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| 191 | op->_data_re = 0; |
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| 192 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 193 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 194 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 195 | op->_no_sequence = 0; |
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[116] | 196 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 197 | op->_address = 0; |
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| 198 | #else |
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[101] | 199 | //op->_address = 0; |
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[116] | 200 | #endif |
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[101] | 201 | }; |
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| 202 | |
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| 203 | #undef FUNCTION |
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| 204 | #define FUNCTION "Functionnal_unit::operation_l_div" |
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| 205 | void operation_l_div (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 206 | { |
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| 207 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_div"); |
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| 208 | |
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| 209 | Tgeneral_data_t gpr1 = signed(param->_size_data,op->_data_ra); |
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| 210 | Tgeneral_data_t gpr2 = signed(param->_size_data,op->_data_rb); |
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| 211 | Tgeneral_data_t gpr3 = (gpr2!=0)?(gpr1/gpr2):0; |
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| 212 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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| 213 | bool carry_out = (gpr2==0); |
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| 214 | |
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| 215 | // Result |
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| 216 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 217 | op->_data_rd = gpr3; |
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| 218 | op->_data_re = 0; |
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| 219 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 220 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 221 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 222 | op->_no_sequence = 0; |
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[116] | 223 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 224 | op->_address = 0; |
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| 225 | #else |
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[101] | 226 | //op->_address = 0; |
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[116] | 227 | #endif |
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[101] | 228 | }; |
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| 229 | |
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| 230 | #undef FUNCTION |
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| 231 | #define FUNCTION "Functionnal_unit::operation_l_divu" |
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| 232 | void operation_l_divu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 233 | { |
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| 234 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_divu"); |
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| 235 | |
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| 236 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 237 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
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| 238 | Tgeneral_data_t gpr3 = (gpr2!=0)?(gpr1/gpr2):0; |
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| 239 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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| 240 | bool carry_out = (gpr2==0); |
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| 241 | |
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| 242 | // Result |
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| 243 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 244 | op->_data_rd = gpr3; |
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| 245 | op->_data_re = 0; |
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| 246 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 247 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 248 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 249 | op->_no_sequence = 0; |
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[116] | 250 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 251 | op->_address = 0; |
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| 252 | #else |
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[101] | 253 | //op->_address = 0; |
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[116] | 254 | #endif |
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[101] | 255 | }; |
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| 256 | |
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| 257 | #undef FUNCTION |
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[72] | 258 | #define FUNCTION "Functionnal_unit::operation_l_and" |
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| 259 | void operation_l_and (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 260 | { |
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| 261 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_and"); |
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| 262 | |
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[88] | 263 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 264 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 265 | Tgeneral_data_t gpr3 = (gpr1 & gpr2); |
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| 266 | |
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| 267 | // Result |
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[76] | 268 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 269 | op->_data_rd = gpr3; |
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| 270 | //op->_data_re = 0; |
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| 271 | op->_exception = EXCEPTION_ALU_NONE; |
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| 272 | op->_no_sequence = 0; |
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[116] | 273 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 274 | op->_address = 0; |
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| 275 | #else |
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[72] | 276 | //op->_address = 0; |
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[116] | 277 | #endif |
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[72] | 278 | }; |
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| 279 | |
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| 280 | #undef FUNCTION |
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| 281 | #define FUNCTION "Functionnal_unit::operation_l_or" |
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| 282 | void operation_l_or (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 283 | { |
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| 284 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_or"); |
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| 285 | |
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[88] | 286 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 287 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 288 | Tgeneral_data_t gpr3 = (gpr1 | gpr2); |
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| 289 | |
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| 290 | // Result |
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[76] | 291 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 292 | op->_data_rd = gpr3; |
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| 293 | //op->_data_re = 0; |
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| 294 | op->_exception = EXCEPTION_ALU_NONE; |
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| 295 | op->_no_sequence = 0; |
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[116] | 296 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 297 | op->_address = 0; |
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| 298 | #else |
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[72] | 299 | //op->_address = 0; |
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[116] | 300 | #endif |
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[72] | 301 | }; |
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| 302 | |
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| 303 | #undef FUNCTION |
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| 304 | #define FUNCTION "Functionnal_unit::operation_l_xor" |
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| 305 | void operation_l_xor (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 306 | { |
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| 307 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_xor"); |
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| 308 | |
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[88] | 309 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 310 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 311 | Tgeneral_data_t gpr3 = (gpr1 ^ gpr2); |
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| 312 | |
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| 313 | // Result |
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[76] | 314 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 315 | op->_data_rd = gpr3; |
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| 316 | //op->_data_re = 0; |
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| 317 | op->_exception = EXCEPTION_ALU_NONE; |
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| 318 | op->_no_sequence = 0; |
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[116] | 319 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 320 | op->_address = 0; |
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| 321 | #else |
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[72] | 322 | //op->_address = 0; |
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[116] | 323 | #endif |
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[72] | 324 | }; |
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| 325 | |
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| 326 | #undef FUNCTION |
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| 327 | #define FUNCTION "Functionnal_unit::operation_l_movhi" |
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| 328 | void operation_l_movhi (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 329 | { |
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| 330 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_movhi"); |
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| 331 | |
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[88] | 332 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_immediat); |
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[72] | 333 | Tgeneral_data_t gpr2 = param->_mask_data & (gpr1<<16); |
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| 334 | |
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| 335 | // Result |
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[76] | 336 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 337 | op->_data_rd = gpr2; |
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| 338 | //op->_data_re = 0; |
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| 339 | op->_exception = EXCEPTION_ALU_NONE; |
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| 340 | op->_no_sequence = 0; |
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[116] | 341 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 342 | op->_address = 0; |
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| 343 | #else |
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[72] | 344 | //op->_address = 0; |
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[116] | 345 | #endif |
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[72] | 346 | }; |
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| 347 | |
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| 348 | #undef FUNCTION |
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| 349 | #define FUNCTION "Functionnal_unit::operation_l_cmov" |
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| 350 | void operation_l_cmov (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 351 | { |
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| 352 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_cmov"); |
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| 353 | |
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| 354 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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| 355 | |
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[88] | 356 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 357 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
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[72] | 358 | Tgeneral_data_t gpr3 = ((f_in==0)?gpr2:gpr1); |
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| 359 | |
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| 360 | // Result |
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[76] | 361 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 362 | op->_data_rd = gpr3; |
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| 363 | //op->_data_re = 0; |
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| 364 | op->_exception = EXCEPTION_ALU_NONE; |
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| 365 | op->_no_sequence = 0; |
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[116] | 366 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 367 | op->_address = 0; |
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| 368 | #else |
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[72] | 369 | //op->_address = 0; |
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[116] | 370 | #endif |
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[72] | 371 | }; |
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| 372 | |
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| 373 | #undef FUNCTION |
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| 374 | #define FUNCTION "Functionnal_unit::operation_l_test_f" |
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| 375 | void operation_l_test_f (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 376 | { |
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| 377 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_test_f"); |
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| 378 | |
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| 379 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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[88] | 380 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 381 | |
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| 382 | // Result |
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[76] | 383 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 384 | //op->_data_rd = 0; |
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| 385 | //op->_data_re = 0; |
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| 386 | op->_exception = EXCEPTION_ALU_NONE; |
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| 387 | op->_no_sequence = f_in != 0; |
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| 388 | op->_address = imm; |
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| 389 | }; |
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| 390 | |
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| 391 | #undef FUNCTION |
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| 392 | #define FUNCTION "Functionnal_unit::operation_l_test_nf" |
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| 393 | void operation_l_test_nf (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 394 | { |
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| 395 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_test_nf"); |
---|
| 396 | |
---|
| 397 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
---|
[88] | 398 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
[72] | 399 | |
---|
[98] | 400 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_rc : %d",op->_data_rc); |
---|
| 401 | log_printf(TRACE,Functionnal_unit,FUNCTION," * f_in : %d",f_in); |
---|
| 402 | |
---|
[72] | 403 | // Result |
---|
[76] | 404 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 405 | //op->_data_rd = 0; |
---|
| 406 | //op->_data_re = 0; |
---|
| 407 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 408 | op->_no_sequence = f_in == 0; |
---|
| 409 | op->_address = imm; |
---|
[98] | 410 | |
---|
| 411 | log_printf(TRACE,Functionnal_unit,FUNCTION," * no_sequence : %d",op->_no_sequence); |
---|
[72] | 412 | }; |
---|
| 413 | |
---|
| 414 | #undef FUNCTION |
---|
| 415 | #define FUNCTION "Functionnal_unit::operation_l_jalr" |
---|
| 416 | void operation_l_jalr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 417 | { |
---|
| 418 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_jalr"); |
---|
| 419 | // jal : has_imm = 1, write_rd = 1, read_rb = 0 |
---|
| 420 | // jalr : has_imm = 1, write_rd = 1, read_rb = 1 |
---|
| 421 | // jr : has_imm = 0, write_rd = 0, read_rb = 1 |
---|
| 422 | |
---|
| 423 | |
---|
[88] | 424 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_rb); |
---|
| 425 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
[72] | 426 | |
---|
| 427 | // Result |
---|
[76] | 428 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[100] | 429 | op->_data_rd = imm<<2; // add "00" |
---|
[72] | 430 | //op->_data_re = 0; |
---|
| 431 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 432 | op->_no_sequence = 1; |
---|
[100] | 433 | op->_address = gpr>>2; // del "00" |
---|
[72] | 434 | }; |
---|
| 435 | |
---|
| 436 | #undef FUNCTION |
---|
| 437 | #define FUNCTION "Functionnal_unit::operation_l_extend_s" |
---|
| 438 | void operation_l_extend_s (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 439 | { |
---|
| 440 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_s"); |
---|
| 441 | |
---|
[88] | 442 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 443 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 444 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, true , imm); |
---|
| 445 | |
---|
| 446 | // Result |
---|
[76] | 447 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 448 | op->_data_rd = gpr2; |
---|
| 449 | //op->_data_re = 0; |
---|
| 450 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 451 | op->_no_sequence = 0; |
---|
[116] | 452 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 453 | op->_address = 0; |
---|
| 454 | #else |
---|
[72] | 455 | //op->_address = 0; |
---|
[116] | 456 | #endif |
---|
[72] | 457 | }; |
---|
| 458 | |
---|
| 459 | #undef FUNCTION |
---|
| 460 | #define FUNCTION "Functionnal_unit::operation_l_extend_z" |
---|
| 461 | void operation_l_extend_z (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 462 | { |
---|
| 463 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_z"); |
---|
| 464 | |
---|
[88] | 465 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 466 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 467 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, false , imm); |
---|
| 468 | |
---|
| 469 | // Result |
---|
[76] | 470 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 471 | op->_data_rd = gpr2; |
---|
| 472 | //op->_data_re = 0; |
---|
| 473 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 474 | op->_no_sequence = 0; |
---|
[116] | 475 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 476 | op->_address = 0; |
---|
| 477 | #else |
---|
[72] | 478 | //op->_address = 0; |
---|
[116] | 479 | #endif |
---|
[72] | 480 | }; |
---|
| 481 | |
---|
| 482 | #undef FUNCTION |
---|
| 483 | #define FUNCTION "Functionnal_unit::operation_l_sll" |
---|
| 484 | void operation_l_sll (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 485 | { |
---|
| 486 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sll"); |
---|
| 487 | |
---|
[88] | 488 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 489 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 490 | Tgeneral_data_t gpr3 = shift_logic_left<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 491 | |
---|
| 492 | // Result |
---|
[76] | 493 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 494 | op->_data_rd = gpr3; |
---|
| 495 | //op->_data_re = 0; |
---|
| 496 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 497 | op->_no_sequence = 0; |
---|
[116] | 498 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 499 | op->_address = 0; |
---|
| 500 | #else |
---|
[72] | 501 | //op->_address = 0; |
---|
[116] | 502 | #endif |
---|
[72] | 503 | }; |
---|
| 504 | |
---|
| 505 | #undef FUNCTION |
---|
| 506 | #define FUNCTION "Functionnal_unit::operation_l_srl" |
---|
| 507 | void operation_l_srl (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 508 | { |
---|
| 509 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_srl"); |
---|
| 510 | |
---|
[88] | 511 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 512 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 513 | Tgeneral_data_t gpr3 = shift_logic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 514 | |
---|
| 515 | // Result |
---|
[76] | 516 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 517 | op->_data_rd = gpr3; |
---|
| 518 | //op->_data_re = 0; |
---|
| 519 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 520 | op->_no_sequence = 0; |
---|
[116] | 521 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 522 | op->_address = 0; |
---|
| 523 | #else |
---|
[72] | 524 | //op->_address = 0; |
---|
[116] | 525 | #endif |
---|
[72] | 526 | }; |
---|
| 527 | |
---|
| 528 | #undef FUNCTION |
---|
| 529 | #define FUNCTION "Functionnal_unit::operation_l_sra" |
---|
| 530 | void operation_l_sra (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 531 | { |
---|
| 532 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sra"); |
---|
| 533 | |
---|
[88] | 534 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 535 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 536 | Tgeneral_data_t gpr3 = shift_arithmetic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 537 | |
---|
| 538 | // Result |
---|
[76] | 539 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 540 | op->_data_rd = gpr3; |
---|
| 541 | //op->_data_re = 0; |
---|
| 542 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 543 | op->_no_sequence = 0; |
---|
[116] | 544 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 545 | op->_address = 0; |
---|
| 546 | #else |
---|
[72] | 547 | //op->_address = 0; |
---|
[116] | 548 | #endif |
---|
[72] | 549 | }; |
---|
| 550 | |
---|
| 551 | #undef FUNCTION |
---|
| 552 | #define FUNCTION "Functionnal_unit::operation_l_ror" |
---|
| 553 | void operation_l_ror (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 554 | { |
---|
| 555 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ror"); |
---|
| 556 | |
---|
[88] | 557 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 558 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 559 | Tgeneral_data_t gpr3 = rotate_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 560 | |
---|
| 561 | // Result |
---|
[76] | 562 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 563 | op->_data_rd = gpr3; |
---|
| 564 | //op->_data_re = 0; |
---|
| 565 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 566 | op->_no_sequence = 0; |
---|
[116] | 567 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 568 | op->_address = 0; |
---|
| 569 | #else |
---|
[72] | 570 | //op->_address = 0; |
---|
[116] | 571 | #endif |
---|
[72] | 572 | }; |
---|
| 573 | |
---|
| 574 | #undef FUNCTION |
---|
| 575 | #define FUNCTION "Functionnal_unit::operation_l_ff1" |
---|
| 576 | void operation_l_ff1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 577 | { |
---|
| 578 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ff1"); |
---|
| 579 | |
---|
[88] | 580 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 581 | Tgeneral_data_t index; |
---|
| 582 | |
---|
| 583 | for (index=0; (index<param->_size_data) and (((gpr>>index)&1)!= 1); index++); |
---|
| 584 | |
---|
| 585 | // Result |
---|
[76] | 586 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 587 | op->_data_rd = (index==param->_size_data)?0:(index+1); |
---|
| 588 | //op->_data_re = 0; |
---|
| 589 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 590 | op->_no_sequence = 0; |
---|
[116] | 591 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 592 | op->_address = 0; |
---|
| 593 | #else |
---|
[72] | 594 | //op->_address = 0; |
---|
[116] | 595 | #endif |
---|
[72] | 596 | }; |
---|
| 597 | |
---|
| 598 | #undef FUNCTION |
---|
| 599 | #define FUNCTION "Functionnal_unit::operation_l_fl1" |
---|
| 600 | void operation_l_fl1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 601 | { |
---|
| 602 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_fl1"); |
---|
| 603 | |
---|
[88] | 604 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 605 | Tgeneral_data_t index; |
---|
| 606 | |
---|
| 607 | for (index=param->_size_data; (index>0) and (((gpr>>(index-1))&1)!= 1); index--); |
---|
| 608 | |
---|
| 609 | // Result |
---|
[76] | 610 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 611 | op->_data_rd = index; |
---|
| 612 | //op->_data_re = 0; |
---|
| 613 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 614 | op->_no_sequence = 0; |
---|
[116] | 615 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 616 | op->_address = 0; |
---|
| 617 | #else |
---|
[72] | 618 | //op->_address = 0; |
---|
[116] | 619 | #endif |
---|
[72] | 620 | }; |
---|
| 621 | |
---|
| 622 | #undef FUNCTION |
---|
| 623 | #define FUNCTION "Functionnal_unit::operation_l_sfeq" |
---|
| 624 | void operation_l_sfeq (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 625 | { |
---|
| 626 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfeq"); |
---|
| 627 | |
---|
[88] | 628 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 629 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 630 | |
---|
| 631 | bool f_out = (gpr1 == gpr2); |
---|
| 632 | |
---|
| 633 | // Result |
---|
[76] | 634 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 635 | //op->_data_rd = 0; |
---|
| 636 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 637 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 638 | op->_no_sequence = 0; |
---|
[116] | 639 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 640 | op->_address = 0; |
---|
| 641 | #else |
---|
[72] | 642 | //op->_address = 0; |
---|
[116] | 643 | #endif |
---|
[72] | 644 | }; |
---|
| 645 | |
---|
| 646 | #undef FUNCTION |
---|
| 647 | #define FUNCTION "Functionnal_unit::operation_l_sfne" |
---|
| 648 | void operation_l_sfne (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 649 | { |
---|
| 650 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfne"); |
---|
| 651 | |
---|
[88] | 652 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 653 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 654 | |
---|
| 655 | bool f_out = (gpr1 != gpr2); |
---|
| 656 | |
---|
| 657 | // Result |
---|
[76] | 658 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 659 | //op->_data_rd = 0; |
---|
| 660 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 661 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 662 | op->_no_sequence = 0; |
---|
[116] | 663 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 664 | op->_address = 0; |
---|
| 665 | #else |
---|
[72] | 666 | //op->_address = 0; |
---|
[116] | 667 | #endif |
---|
[72] | 668 | }; |
---|
| 669 | |
---|
| 670 | #undef FUNCTION |
---|
| 671 | #define FUNCTION "Functionnal_unit::operation_l_sfgeu" |
---|
| 672 | void operation_l_sfgeu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 673 | { |
---|
| 674 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgeu"); |
---|
| 675 | |
---|
[88] | 676 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 677 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 678 | |
---|
[101] | 679 | // Tgeneral_data_t is unsigned |
---|
[72] | 680 | bool f_out = (gpr1 >= gpr2); |
---|
| 681 | |
---|
| 682 | // Result |
---|
[76] | 683 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 684 | //op->_data_rd = 0; |
---|
| 685 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 686 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 687 | op->_no_sequence = 0; |
---|
[116] | 688 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 689 | op->_address = 0; |
---|
| 690 | #else |
---|
[72] | 691 | //op->_address = 0; |
---|
[116] | 692 | #endif |
---|
[72] | 693 | }; |
---|
| 694 | |
---|
| 695 | #undef FUNCTION |
---|
| 696 | #define FUNCTION "Functionnal_unit::operation_l_sfgtu" |
---|
| 697 | void operation_l_sfgtu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 698 | { |
---|
| 699 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgtu"); |
---|
| 700 | |
---|
[88] | 701 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 702 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 703 | |
---|
[101] | 704 | // Tgeneral_data_t is unsigned |
---|
[72] | 705 | bool f_out = (gpr1 > gpr2); |
---|
| 706 | |
---|
| 707 | // Result |
---|
[76] | 708 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 709 | //op->_data_rd = 0; |
---|
| 710 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 711 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 712 | op->_no_sequence = 0; |
---|
[116] | 713 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 714 | op->_address = 0; |
---|
| 715 | #else |
---|
[72] | 716 | //op->_address = 0; |
---|
[116] | 717 | #endif |
---|
[72] | 718 | }; |
---|
| 719 | |
---|
| 720 | #undef FUNCTION |
---|
| 721 | #define FUNCTION "Functionnal_unit::operation_l_sfleu" |
---|
| 722 | void operation_l_sfleu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 723 | { |
---|
| 724 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfleu"); |
---|
| 725 | |
---|
[88] | 726 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 727 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 728 | |
---|
[101] | 729 | // Tgeneral_data_t is unsigned |
---|
[72] | 730 | bool f_out = (gpr1 <= gpr2); |
---|
| 731 | |
---|
| 732 | // Result |
---|
[76] | 733 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 734 | //op->_data_rd = 0; |
---|
| 735 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 736 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 737 | op->_no_sequence = 0; |
---|
[116] | 738 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 739 | op->_address = 0; |
---|
| 740 | #else |
---|
[72] | 741 | //op->_address = 0; |
---|
[116] | 742 | #endif |
---|
[72] | 743 | }; |
---|
| 744 | |
---|
| 745 | #undef FUNCTION |
---|
| 746 | #define FUNCTION "Functionnal_unit::operation_l_sfltu" |
---|
| 747 | void operation_l_sfltu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 748 | { |
---|
| 749 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfltu"); |
---|
| 750 | |
---|
[88] | 751 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 752 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 753 | |
---|
[101] | 754 | // Tgeneral_data_t is unsigned |
---|
[72] | 755 | bool f_out = (gpr1 < gpr2); |
---|
| 756 | |
---|
| 757 | // Result |
---|
[76] | 758 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 759 | //op->_data_rd = 0; |
---|
| 760 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 761 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 762 | op->_no_sequence = 0; |
---|
[116] | 763 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 764 | op->_address = 0; |
---|
| 765 | #else |
---|
[72] | 766 | //op->_address = 0; |
---|
[116] | 767 | #endif |
---|
[72] | 768 | }; |
---|
| 769 | |
---|
| 770 | #undef FUNCTION |
---|
| 771 | #define FUNCTION "Functionnal_unit::operation_l_sfges" |
---|
| 772 | void operation_l_sfges (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 773 | { |
---|
| 774 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfges"); |
---|
| 775 | |
---|
| 776 | Tgeneral_data_t gpr1 = op->_data_ra; |
---|
| 777 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
[101] | 778 | |
---|
[72] | 779 | bool f_out; |
---|
| 780 | |
---|
[101] | 781 | if (param->_size_data == 32) |
---|
| 782 | f_out = static_cast<int32_t>(gpr1) >= static_cast<int32_t>(gpr2); |
---|
| 783 | else |
---|
| 784 | f_out = static_cast<int64_t>(gpr1) >= static_cast<int64_t>(gpr2); |
---|
[72] | 785 | |
---|
[101] | 786 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 787 | // { |
---|
| 788 | // case 1 /*b01*/ : f_out = 1 ; break; |
---|
| 789 | // case 2 /*b10*/ : f_out = 0 ; break; |
---|
| 790 | // default : f_out = signed(param->_size_data,gpr1) >= signed(param->_size_data,gpr2); break; |
---|
| 791 | // } |
---|
[72] | 792 | |
---|
| 793 | // Result |
---|
[76] | 794 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 795 | //op->_data_rd = 0; |
---|
| 796 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 797 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 798 | op->_no_sequence = 0; |
---|
[116] | 799 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 800 | op->_address = 0; |
---|
| 801 | #else |
---|
[72] | 802 | //op->_address = 0; |
---|
[116] | 803 | #endif |
---|
[72] | 804 | }; |
---|
| 805 | |
---|
| 806 | #undef FUNCTION |
---|
| 807 | #define FUNCTION "Functionnal_unit::operation_l_sfgts" |
---|
| 808 | void operation_l_sfgts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 809 | { |
---|
| 810 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgts"); |
---|
| 811 | |
---|
| 812 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 813 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 814 | |
---|
| 815 | bool f_out; |
---|
| 816 | |
---|
[101] | 817 | if (param->_size_data == 32) |
---|
| 818 | f_out = static_cast<int32_t>(gpr1) > static_cast<int32_t>(gpr2); |
---|
| 819 | else |
---|
| 820 | f_out = static_cast<int64_t>(gpr1) > static_cast<int64_t>(gpr2); |
---|
[72] | 821 | |
---|
[101] | 822 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 823 | // { |
---|
| 824 | // case 1 /*b01*/ : f_out = 1; break; |
---|
| 825 | // case 2 /*b10*/ : f_out = 0; break; |
---|
| 826 | // default : f_out = signed(param->_size_data,gpr1) > signed(param->_size_data,gpr2); break; |
---|
| 827 | // } |
---|
| 828 | |
---|
[72] | 829 | // Result |
---|
[76] | 830 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 831 | //op->_data_rd = 0; |
---|
| 832 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 833 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 834 | op->_no_sequence = 0; |
---|
[116] | 835 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 836 | op->_address = 0; |
---|
| 837 | #else |
---|
[72] | 838 | //op->_address = 0; |
---|
[116] | 839 | #endif |
---|
[72] | 840 | }; |
---|
| 841 | |
---|
| 842 | #undef FUNCTION |
---|
| 843 | #define FUNCTION "Functionnal_unit::operation_l_sfles" |
---|
| 844 | void operation_l_sfles (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 845 | { |
---|
| 846 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfles"); |
---|
| 847 | |
---|
| 848 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 849 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 850 | |
---|
| 851 | bool f_out; |
---|
| 852 | |
---|
[101] | 853 | if (param->_size_data == 32) |
---|
| 854 | f_out = static_cast<int32_t>(gpr1) <= static_cast<int32_t>(gpr2); |
---|
| 855 | else |
---|
| 856 | f_out = static_cast<int64_t>(gpr1) <= static_cast<int64_t>(gpr2); |
---|
| 857 | |
---|
| 858 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 859 | // { |
---|
| 860 | // case 1 /*b01*/ : f_out = 0; break; |
---|
| 861 | // case 2 /*b10*/ : f_out = 1; break; |
---|
| 862 | // default : f_out = signed(param->_size_data,gpr1) <= signed(param->_size_data,gpr2); break; |
---|
| 863 | // } |
---|
[72] | 864 | |
---|
| 865 | // Result |
---|
[76] | 866 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 867 | //op->_data_rd = 0; |
---|
| 868 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 869 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 870 | op->_no_sequence = 0; |
---|
[116] | 871 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 872 | op->_address = 0; |
---|
| 873 | #else |
---|
[72] | 874 | //op->_address = 0; |
---|
[116] | 875 | #endif |
---|
[72] | 876 | }; |
---|
| 877 | |
---|
| 878 | #undef FUNCTION |
---|
| 879 | #define FUNCTION "Functionnal_unit::operation_l_sflts" |
---|
| 880 | void operation_l_sflts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 881 | { |
---|
| 882 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sflts"); |
---|
| 883 | |
---|
| 884 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 885 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
| 886 | |
---|
| 887 | bool f_out; |
---|
| 888 | |
---|
[101] | 889 | if (param->_size_data == 32) |
---|
| 890 | f_out = static_cast<int32_t>(gpr1) < static_cast<int32_t>(gpr2); |
---|
| 891 | else |
---|
| 892 | f_out = static_cast<int64_t>(gpr1) < static_cast<int64_t>(gpr2); |
---|
[72] | 893 | |
---|
[101] | 894 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 895 | // { |
---|
| 896 | // case 1 /*b01*/ : f_out = 0; break; |
---|
| 897 | // case 2 /*b10*/ : f_out = 1; break; |
---|
| 898 | // default : f_out = signed(param->_size_data,gpr1) < signed(param->_size_data,gpr2); break; |
---|
| 899 | // } |
---|
| 900 | |
---|
[72] | 901 | // Result |
---|
[76] | 902 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 903 | //op->_data_rd = 0; |
---|
| 904 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 905 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 906 | op->_no_sequence = 0; |
---|
[116] | 907 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 908 | op->_address = 0; |
---|
| 909 | #else |
---|
[72] | 910 | //op->_address = 0; |
---|
[116] | 911 | #endif |
---|
[72] | 912 | }; |
---|
| 913 | |
---|
| 914 | #undef FUNCTION |
---|
| 915 | #define FUNCTION "Functionnal_unit::operation_l_mtspr" |
---|
| 916 | void operation_l_mtspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 917 | { |
---|
| 918 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mtspr"); |
---|
| 919 | |
---|
[88] | 920 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 921 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 922 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
---|
[72] | 923 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 924 | |
---|
| 925 | Texception_t exception; |
---|
| 926 | |
---|
| 927 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 928 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 929 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 930 | |
---|
| 931 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
[98] | 932 | |
---|
[72] | 933 | // Test if this group is implemented in this functionnal_unit |
---|
| 934 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 935 | { |
---|
| 936 | if (reg->_spr_access_mode->write(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 937 | { |
---|
| 938 | reg->_i_write_spr = true; |
---|
| 939 | reg->_access_num_group = spr_addr._group; |
---|
| 940 | reg->_access_num_register = spr_addr._register; |
---|
| 941 | reg->_spr_old = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 942 | reg->_spr[spr_addr._group][spr_addr._register] = gpr2; |
---|
| 943 | |
---|
| 944 | exception = EXCEPTION_ALU_NONE; |
---|
| 945 | } |
---|
| 946 | else |
---|
| 947 | { |
---|
| 948 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 949 | } |
---|
| 950 | } |
---|
| 951 | else |
---|
| 952 | { |
---|
[88] | 953 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_WRITE; |
---|
[72] | 954 | } |
---|
| 955 | |
---|
| 956 | // Result |
---|
[76] | 957 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 958 | op->_data_rd = gpr2; // data_rb |
---|
| 959 | //op->_data_re = 0; |
---|
| 960 | op->_exception = exception; |
---|
| 961 | op->_no_sequence = 0; |
---|
| 962 | op->_address = addr; // data_ra or imm |
---|
| 963 | }; |
---|
| 964 | |
---|
| 965 | #undef FUNCTION |
---|
| 966 | #define FUNCTION "Functionnal_unit::operation_l_mfspr" |
---|
| 967 | void operation_l_mfspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 968 | { |
---|
| 969 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mfspr"); |
---|
| 970 | |
---|
[88] | 971 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 972 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 973 | Tgeneral_data_t gpr2 = 0; |
---|
| 974 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 975 | |
---|
| 976 | Texception_t exception; |
---|
| 977 | |
---|
| 978 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 979 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 980 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 981 | |
---|
| 982 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
| 983 | |
---|
| 984 | // Test if this group is implemented in this functionnal_unit |
---|
| 985 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 986 | { |
---|
| 987 | if (reg->_spr_access_mode->read(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 988 | { |
---|
| 989 | reg->_i_read_spr = true; |
---|
| 990 | reg->_access_num_group = spr_addr._group; |
---|
| 991 | reg->_access_num_register = spr_addr._register; |
---|
| 992 | |
---|
| 993 | gpr2 = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 994 | |
---|
| 995 | exception = EXCEPTION_ALU_NONE; |
---|
| 996 | } |
---|
| 997 | else |
---|
| 998 | { |
---|
| 999 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 1000 | } |
---|
| 1001 | } |
---|
| 1002 | else |
---|
| 1003 | { |
---|
[88] | 1004 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_READ; |
---|
[72] | 1005 | } |
---|
| 1006 | |
---|
| 1007 | // Result |
---|
[76] | 1008 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 1009 | op->_write_rd = (exception == EXCEPTION_ALU_NONE); |
---|
| 1010 | op->_data_rd = gpr2; // spr |
---|
| 1011 | //op->_data_re = 0; |
---|
| 1012 | op->_exception = exception; |
---|
| 1013 | op->_no_sequence = 0; |
---|
| 1014 | op->_address = addr; // data_ra or imm |
---|
| 1015 | }; |
---|
| 1016 | |
---|
| 1017 | #undef FUNCTION |
---|
| 1018 | #define FUNCTION "Functionnal_unit::operation_l_macrc" |
---|
| 1019 | void operation_l_macrc (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 1020 | { |
---|
| 1021 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_macrc"); |
---|
| 1022 | |
---|
| 1023 | Tgeneral_data_t gpr = static_cast<Tgeneral_data_t>(range<uint64_t>((static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACHI]) << 32) | static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACLO]), param->_size_data)); |
---|
| 1024 | |
---|
| 1025 | reg->_spr[GROUP_MAC][SPR_MACLO] = 0; |
---|
| 1026 | reg->_spr[GROUP_MAC][SPR_MACHI] = 0; |
---|
| 1027 | |
---|
| 1028 | // Result |
---|
[76] | 1029 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 1030 | op->_data_rd = gpr; |
---|
| 1031 | //op->_data_re = 0; |
---|
| 1032 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 1033 | op->_no_sequence = 0; |
---|
[116] | 1034 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 1035 | op->_address = 0; |
---|
| 1036 | #else |
---|
[72] | 1037 | //op->_address = 0; |
---|
[116] | 1038 | #endif |
---|
[72] | 1039 | }; |
---|
| 1040 | |
---|
| 1041 | #undef FUNCTION |
---|
| 1042 | #define FUNCTION "Functionnal_unit::operation_l_mac" |
---|
| 1043 | void operation_l_mac (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 1044 | { |
---|
| 1045 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mac"); |
---|
| 1046 | |
---|
[88] | 1047 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 1048 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 1049 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
---|
| 1050 | |
---|
| 1051 | temp = ((static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACHI]) << 32) | static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACLO])) + temp; |
---|
| 1052 | |
---|
| 1053 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
---|
| 1054 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
---|
| 1055 | |
---|
| 1056 | // Result |
---|
[76] | 1057 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 1058 | //op->_data_rd = 0; |
---|
| 1059 | //op->_data_re = 0; |
---|
| 1060 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 1061 | op->_no_sequence = 0; |
---|
[116] | 1062 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 1063 | op->_address = 0; |
---|
| 1064 | #else |
---|
[72] | 1065 | //op->_address = 0; |
---|
[116] | 1066 | #endif |
---|
[72] | 1067 | }; |
---|
| 1068 | |
---|
| 1069 | #undef FUNCTION |
---|
| 1070 | #define FUNCTION "Functionnal_unit::operation_l_msb" |
---|
| 1071 | void operation_l_msb (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 1072 | { |
---|
| 1073 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_msb"); |
---|
| 1074 | |
---|
[88] | 1075 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 1076 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 1077 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
---|
| 1078 | |
---|
| 1079 | temp = ((static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACHI]) << 32) | static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACLO])) - temp; |
---|
| 1080 | |
---|
| 1081 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
---|
| 1082 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
---|
| 1083 | |
---|
| 1084 | // Result |
---|
[76] | 1085 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 1086 | //op->_data_rd = 0; |
---|
| 1087 | //op->_data_re = 0; |
---|
| 1088 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 1089 | op->_no_sequence = 0; |
---|
[116] | 1090 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
---|
| 1091 | op->_address = 0; |
---|
| 1092 | #else |
---|
[72] | 1093 | //op->_address = 0; |
---|
[116] | 1094 | #endif |
---|
[72] | 1095 | }; |
---|
| 1096 | |
---|
| 1097 | }; // end namespace functionnal_unit |
---|
| 1098 | }; // end namespace execute_unit |
---|
| 1099 | }; // end namespace multi_execute_unit |
---|
| 1100 | }; // end namespace execute_loop |
---|
| 1101 | }; // end namespace multi_execute_loop |
---|
| 1102 | }; // end namespace core |
---|
| 1103 | }; // end namespace behavioural |
---|
| 1104 | }; // end namespace morpheo |
---|
| 1105 | #endif |
---|