[72] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Operation.cpp 101 2009-01-15 17:19:08Z rosiere $ |
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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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| 52 | //op->_address = 0; |
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| 53 | }; |
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| 54 | |
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| 55 | #undef FUNCTION |
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| 56 | #define FUNCTION "Functionnal_unit::operation_l_addc" |
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| 57 | void operation_l_addc (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 58 | { |
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| 59 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_addc"); |
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| 60 | |
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| 61 | Tgeneral_data_t carry_in = get_flag(op->_data_rc,FLAG_CY); |
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| 62 | |
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[88] | 63 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 64 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 65 | Tgeneral_data_t gpr3 = param->_mask_data & (gpr1 + gpr2 + carry_in); |
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| 66 | |
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[88] | 67 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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| 68 | bool carry_out = carry(param->_size_data,gpr1,gpr2,gpr3); |
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[72] | 69 | |
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| 70 | // Result |
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[76] | 71 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 72 | op->_data_rd = gpr3; |
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| 73 | op->_data_re = 0; |
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| 74 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 75 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 76 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 77 | op->_no_sequence = 0; |
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| 78 | //op->_address = 0; |
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| 79 | }; |
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| 80 | |
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| 81 | #undef FUNCTION |
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| 82 | #define FUNCTION "Functionnal_unit::operation_l_sub" |
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| 83 | void operation_l_sub (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 84 | { |
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| 85 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sub"); |
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| 86 | |
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[88] | 87 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 88 | Tgeneral_data_t gpr2 = neg(param->_size_data,unsigned(param->_size_data,op->_data_rb)); |
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[72] | 89 | Tgeneral_data_t gpr3 = param->_mask_data & (gpr1 + gpr2); |
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| 90 | |
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[88] | 91 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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[101] | 92 | // bool carry_out = carry(param->_size_data,gpr1,gpr2,gpr3); |
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| 93 | // In ISA : l.sub don't change flag carry |
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| 94 | bool carry_out = get_flag(op->_data_rc,FLAG_CY); |
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[72] | 95 | |
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| 96 | // Result |
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[76] | 97 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 98 | op->_data_rd = gpr3; |
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| 99 | op->_data_re = 0; |
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| 100 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 101 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 102 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 103 | op->_no_sequence = 0; |
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| 104 | //op->_address = 0; |
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| 105 | }; |
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| 106 | |
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| 107 | #undef FUNCTION |
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[101] | 108 | #define FUNCTION "Functionnal_unit::operation_l_mul" |
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| 109 | void operation_l_mul (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 110 | { |
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| 111 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mul"); |
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| 112 | |
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| 113 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 114 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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| 115 | Tgeneral_data_t gpr3 ; |
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| 116 | bool overflow ; |
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| 117 | bool carry_out ; |
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| 118 | |
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| 119 | if (param->_size_data == 32) |
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| 120 | { |
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| 121 | int64_t res = static_cast<int64_t>(gpr1) * static_cast<int64_t>(gpr2); |
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| 122 | |
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| 123 | log_printf(TRACE,Functionnal_unit,FUNCTION," * res : %llx",res); |
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| 124 | |
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| 125 | gpr3 = param->_mask_data & static_cast<Tgeneral_data_t>(res); |
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| 126 | carry_out = res != gpr3; |
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| 127 | overflow = carry_out; |
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| 128 | } |
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| 129 | else |
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| 130 | { |
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| 131 | throw ERRORMORPHEO(FUNCTION,_("64 bits multiplcation : not yet implemented\n")); |
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| 132 | } |
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| 133 | |
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| 134 | // Result |
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| 135 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 136 | op->_data_rd = gpr3; |
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| 137 | op->_data_re = 0; |
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| 138 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 139 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 140 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 141 | op->_no_sequence = 0; |
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| 142 | //op->_address = 0; |
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| 143 | }; |
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| 144 | |
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| 145 | #undef FUNCTION |
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| 146 | #define FUNCTION "Functionnal_unit::operation_l_mulu" |
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| 147 | void operation_l_mulu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 148 | { |
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| 149 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mulu"); |
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| 150 | |
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| 151 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 152 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
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| 153 | Tgeneral_data_t gpr3 ; |
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| 154 | bool overflow ; |
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| 155 | bool carry_out ; |
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| 156 | |
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| 157 | if (param->_size_data == 32) |
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| 158 | { |
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| 159 | uint64_t res = static_cast<uint64_t>(gpr1) * static_cast<uint64_t>(gpr2); |
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| 160 | |
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| 161 | log_printf(TRACE,Functionnal_unit,FUNCTION," * res : %llx",res); |
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| 162 | |
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| 163 | gpr3 = param->_mask_data & static_cast<Tgeneral_data_t>(res); |
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| 164 | carry_out = res != gpr3; |
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| 165 | overflow = carry_out; |
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| 166 | } |
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| 167 | else |
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| 168 | { |
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| 169 | throw ERRORMORPHEO(FUNCTION,_("64 bits multiplcation : not yet implemented\n")); |
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| 170 | } |
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| 171 | |
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| 172 | // Result |
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| 173 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 174 | op->_data_rd = gpr3; |
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| 175 | op->_data_re = 0; |
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| 176 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 177 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 178 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 179 | op->_no_sequence = 0; |
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| 180 | //op->_address = 0; |
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| 181 | }; |
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| 182 | |
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| 183 | #undef FUNCTION |
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| 184 | #define FUNCTION "Functionnal_unit::operation_l_div" |
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| 185 | void operation_l_div (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 186 | { |
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| 187 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_div"); |
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| 188 | |
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| 189 | Tgeneral_data_t gpr1 = signed(param->_size_data,op->_data_ra); |
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| 190 | Tgeneral_data_t gpr2 = signed(param->_size_data,op->_data_rb); |
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| 191 | Tgeneral_data_t gpr3 = (gpr2!=0)?(gpr1/gpr2):0; |
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| 192 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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| 193 | bool carry_out = (gpr2==0); |
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| 194 | |
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| 195 | // Result |
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| 196 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 197 | op->_data_rd = gpr3; |
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| 198 | op->_data_re = 0; |
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| 199 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 200 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 201 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 202 | op->_no_sequence = 0; |
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| 203 | //op->_address = 0; |
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| 204 | }; |
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| 205 | |
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| 206 | #undef FUNCTION |
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| 207 | #define FUNCTION "Functionnal_unit::operation_l_divu" |
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| 208 | void operation_l_divu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 209 | { |
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| 210 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_divu"); |
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| 211 | |
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| 212 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 213 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
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| 214 | Tgeneral_data_t gpr3 = (gpr2!=0)?(gpr1/gpr2):0; |
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| 215 | bool overflow = ovf (param->_size_data,gpr1,gpr2,gpr3); |
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| 216 | bool carry_out = (gpr2==0); |
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| 217 | |
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| 218 | // Result |
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| 219 | op->_timing = param->_timing[op->_type][op->_operation]; |
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| 220 | op->_data_rd = gpr3; |
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| 221 | op->_data_re = 0; |
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| 222 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 223 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 224 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 225 | op->_no_sequence = 0; |
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| 226 | //op->_address = 0; |
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| 227 | }; |
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| 228 | |
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| 229 | #undef FUNCTION |
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[72] | 230 | #define FUNCTION "Functionnal_unit::operation_l_and" |
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| 231 | void operation_l_and (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 232 | { |
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| 233 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_and"); |
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| 234 | |
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[88] | 235 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 236 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 237 | Tgeneral_data_t gpr3 = (gpr1 & gpr2); |
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| 238 | |
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| 239 | // Result |
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[76] | 240 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 241 | op->_data_rd = gpr3; |
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| 242 | //op->_data_re = 0; |
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| 243 | op->_exception = EXCEPTION_ALU_NONE; |
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| 244 | op->_no_sequence = 0; |
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| 245 | //op->_address = 0; |
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| 246 | }; |
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| 247 | |
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| 248 | #undef FUNCTION |
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| 249 | #define FUNCTION "Functionnal_unit::operation_l_or" |
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| 250 | void operation_l_or (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 251 | { |
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| 252 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_or"); |
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| 253 | |
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[88] | 254 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 255 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 256 | Tgeneral_data_t gpr3 = (gpr1 | gpr2); |
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| 257 | |
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| 258 | // Result |
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[76] | 259 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 260 | op->_data_rd = gpr3; |
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| 261 | //op->_data_re = 0; |
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| 262 | op->_exception = EXCEPTION_ALU_NONE; |
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| 263 | op->_no_sequence = 0; |
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| 264 | //op->_address = 0; |
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| 265 | }; |
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| 266 | |
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| 267 | #undef FUNCTION |
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| 268 | #define FUNCTION "Functionnal_unit::operation_l_xor" |
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| 269 | void operation_l_xor (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 270 | { |
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| 271 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_xor"); |
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| 272 | |
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[88] | 273 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 274 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 275 | Tgeneral_data_t gpr3 = (gpr1 ^ gpr2); |
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| 276 | |
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| 277 | // Result |
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[76] | 278 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 279 | op->_data_rd = gpr3; |
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| 280 | //op->_data_re = 0; |
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| 281 | op->_exception = EXCEPTION_ALU_NONE; |
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| 282 | op->_no_sequence = 0; |
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| 283 | //op->_address = 0; |
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| 284 | }; |
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| 285 | |
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| 286 | #undef FUNCTION |
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| 287 | #define FUNCTION "Functionnal_unit::operation_l_movhi" |
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| 288 | void operation_l_movhi (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 289 | { |
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| 290 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_movhi"); |
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| 291 | |
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[88] | 292 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_immediat); |
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[72] | 293 | Tgeneral_data_t gpr2 = param->_mask_data & (gpr1<<16); |
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| 294 | |
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| 295 | // Result |
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[76] | 296 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 297 | op->_data_rd = gpr2; |
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| 298 | //op->_data_re = 0; |
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| 299 | op->_exception = EXCEPTION_ALU_NONE; |
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| 300 | op->_no_sequence = 0; |
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| 301 | //op->_address = 0; |
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| 302 | }; |
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| 303 | |
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| 304 | #undef FUNCTION |
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| 305 | #define FUNCTION "Functionnal_unit::operation_l_cmov" |
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| 306 | void operation_l_cmov (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 307 | { |
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| 308 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_cmov"); |
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| 309 | |
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| 310 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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| 311 | |
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[88] | 312 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 313 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
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[72] | 314 | Tgeneral_data_t gpr3 = ((f_in==0)?gpr2:gpr1); |
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| 315 | |
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| 316 | // Result |
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[76] | 317 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 318 | op->_data_rd = gpr3; |
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| 319 | //op->_data_re = 0; |
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| 320 | op->_exception = EXCEPTION_ALU_NONE; |
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| 321 | op->_no_sequence = 0; |
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| 322 | //op->_address = 0; |
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| 323 | }; |
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| 324 | |
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| 325 | #undef FUNCTION |
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| 326 | #define FUNCTION "Functionnal_unit::operation_l_test_f" |
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| 327 | void operation_l_test_f (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 328 | { |
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| 329 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_test_f"); |
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| 330 | |
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| 331 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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[88] | 332 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 333 | |
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| 334 | // Result |
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[76] | 335 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 336 | //op->_data_rd = 0; |
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| 337 | //op->_data_re = 0; |
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| 338 | op->_exception = EXCEPTION_ALU_NONE; |
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| 339 | op->_no_sequence = f_in != 0; |
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| 340 | op->_address = imm; |
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| 341 | }; |
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| 342 | |
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| 343 | #undef FUNCTION |
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| 344 | #define FUNCTION "Functionnal_unit::operation_l_test_nf" |
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| 345 | void operation_l_test_nf (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 346 | { |
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| 347 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_test_nf"); |
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| 348 | |
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| 349 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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[88] | 350 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 351 | |
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[98] | 352 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_rc : %d",op->_data_rc); |
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| 353 | log_printf(TRACE,Functionnal_unit,FUNCTION," * f_in : %d",f_in); |
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| 354 | |
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[72] | 355 | // Result |
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[76] | 356 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 357 | //op->_data_rd = 0; |
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| 358 | //op->_data_re = 0; |
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| 359 | op->_exception = EXCEPTION_ALU_NONE; |
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| 360 | op->_no_sequence = f_in == 0; |
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| 361 | op->_address = imm; |
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[98] | 362 | |
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| 363 | log_printf(TRACE,Functionnal_unit,FUNCTION," * no_sequence : %d",op->_no_sequence); |
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[72] | 364 | }; |
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| 365 | |
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| 366 | #undef FUNCTION |
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| 367 | #define FUNCTION "Functionnal_unit::operation_l_jalr" |
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| 368 | void operation_l_jalr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 369 | { |
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| 370 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_jalr"); |
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| 371 | // jal : has_imm = 1, write_rd = 1, read_rb = 0 |
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| 372 | // jalr : has_imm = 1, write_rd = 1, read_rb = 1 |
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| 373 | // jr : has_imm = 0, write_rd = 0, read_rb = 1 |
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| 374 | |
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| 375 | |
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[88] | 376 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_rb); |
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| 377 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 378 | |
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| 379 | // Result |
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[76] | 380 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[100] | 381 | op->_data_rd = imm<<2; // add "00" |
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[72] | 382 | //op->_data_re = 0; |
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| 383 | op->_exception = EXCEPTION_ALU_NONE; |
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| 384 | op->_no_sequence = 1; |
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[100] | 385 | op->_address = gpr>>2; // del "00" |
---|
[72] | 386 | }; |
---|
| 387 | |
---|
| 388 | #undef FUNCTION |
---|
| 389 | #define FUNCTION "Functionnal_unit::operation_l_extend_s" |
---|
| 390 | void operation_l_extend_s (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 391 | { |
---|
| 392 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_s"); |
---|
| 393 | |
---|
[88] | 394 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 395 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 396 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, true , imm); |
---|
| 397 | |
---|
| 398 | // Result |
---|
[76] | 399 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 400 | op->_data_rd = gpr2; |
---|
| 401 | //op->_data_re = 0; |
---|
| 402 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 403 | op->_no_sequence = 0; |
---|
| 404 | //op->_address = 0; |
---|
| 405 | }; |
---|
| 406 | |
---|
| 407 | #undef FUNCTION |
---|
| 408 | #define FUNCTION "Functionnal_unit::operation_l_extend_z" |
---|
| 409 | void operation_l_extend_z (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 410 | { |
---|
| 411 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_z"); |
---|
| 412 | |
---|
[88] | 413 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 414 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 415 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, false , imm); |
---|
| 416 | |
---|
| 417 | // Result |
---|
[76] | 418 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 419 | op->_data_rd = gpr2; |
---|
| 420 | //op->_data_re = 0; |
---|
| 421 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 422 | op->_no_sequence = 0; |
---|
| 423 | //op->_address = 0; |
---|
| 424 | }; |
---|
| 425 | |
---|
| 426 | #undef FUNCTION |
---|
| 427 | #define FUNCTION "Functionnal_unit::operation_l_sll" |
---|
| 428 | void operation_l_sll (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 429 | { |
---|
| 430 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sll"); |
---|
| 431 | |
---|
[88] | 432 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 433 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 434 | Tgeneral_data_t gpr3 = shift_logic_left<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 435 | |
---|
| 436 | // Result |
---|
[76] | 437 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 438 | op->_data_rd = gpr3; |
---|
| 439 | //op->_data_re = 0; |
---|
| 440 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 441 | op->_no_sequence = 0; |
---|
| 442 | //op->_address = 0; |
---|
| 443 | }; |
---|
| 444 | |
---|
| 445 | #undef FUNCTION |
---|
| 446 | #define FUNCTION "Functionnal_unit::operation_l_srl" |
---|
| 447 | void operation_l_srl (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 448 | { |
---|
| 449 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_srl"); |
---|
| 450 | |
---|
[88] | 451 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 452 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 453 | Tgeneral_data_t gpr3 = shift_logic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 454 | |
---|
| 455 | // Result |
---|
[76] | 456 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 457 | op->_data_rd = gpr3; |
---|
| 458 | //op->_data_re = 0; |
---|
| 459 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 460 | op->_no_sequence = 0; |
---|
| 461 | //op->_address = 0; |
---|
| 462 | }; |
---|
| 463 | |
---|
| 464 | #undef FUNCTION |
---|
| 465 | #define FUNCTION "Functionnal_unit::operation_l_sra" |
---|
| 466 | void operation_l_sra (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 467 | { |
---|
| 468 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sra"); |
---|
| 469 | |
---|
[88] | 470 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 471 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 472 | Tgeneral_data_t gpr3 = shift_arithmetic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 473 | |
---|
| 474 | // Result |
---|
[76] | 475 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 476 | op->_data_rd = gpr3; |
---|
| 477 | //op->_data_re = 0; |
---|
| 478 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 479 | op->_no_sequence = 0; |
---|
| 480 | //op->_address = 0; |
---|
| 481 | }; |
---|
| 482 | |
---|
| 483 | #undef FUNCTION |
---|
| 484 | #define FUNCTION "Functionnal_unit::operation_l_ror" |
---|
| 485 | void operation_l_ror (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 486 | { |
---|
| 487 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ror"); |
---|
| 488 | |
---|
[88] | 489 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 490 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 491 | Tgeneral_data_t gpr3 = rotate_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
---|
| 492 | |
---|
| 493 | // Result |
---|
[76] | 494 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 495 | op->_data_rd = gpr3; |
---|
| 496 | //op->_data_re = 0; |
---|
| 497 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 498 | op->_no_sequence = 0; |
---|
| 499 | //op->_address = 0; |
---|
| 500 | }; |
---|
| 501 | |
---|
| 502 | #undef FUNCTION |
---|
| 503 | #define FUNCTION "Functionnal_unit::operation_l_ff1" |
---|
| 504 | void operation_l_ff1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 505 | { |
---|
| 506 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ff1"); |
---|
| 507 | |
---|
[88] | 508 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 509 | Tgeneral_data_t index; |
---|
| 510 | |
---|
| 511 | for (index=0; (index<param->_size_data) and (((gpr>>index)&1)!= 1); index++); |
---|
| 512 | |
---|
| 513 | // Result |
---|
[76] | 514 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 515 | op->_data_rd = (index==param->_size_data)?0:(index+1); |
---|
| 516 | //op->_data_re = 0; |
---|
| 517 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 518 | op->_no_sequence = 0; |
---|
| 519 | //op->_address = 0; |
---|
| 520 | }; |
---|
| 521 | |
---|
| 522 | #undef FUNCTION |
---|
| 523 | #define FUNCTION "Functionnal_unit::operation_l_fl1" |
---|
| 524 | void operation_l_fl1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 525 | { |
---|
| 526 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_fl1"); |
---|
| 527 | |
---|
[88] | 528 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 529 | Tgeneral_data_t index; |
---|
| 530 | |
---|
| 531 | for (index=param->_size_data; (index>0) and (((gpr>>(index-1))&1)!= 1); index--); |
---|
| 532 | |
---|
| 533 | // Result |
---|
[76] | 534 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 535 | op->_data_rd = index; |
---|
| 536 | //op->_data_re = 0; |
---|
| 537 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 538 | op->_no_sequence = 0; |
---|
| 539 | //op->_address = 0; |
---|
| 540 | }; |
---|
| 541 | |
---|
| 542 | #undef FUNCTION |
---|
| 543 | #define FUNCTION "Functionnal_unit::operation_l_sfeq" |
---|
| 544 | void operation_l_sfeq (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 545 | { |
---|
| 546 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfeq"); |
---|
| 547 | |
---|
[88] | 548 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 549 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 550 | |
---|
| 551 | bool f_out = (gpr1 == gpr2); |
---|
| 552 | |
---|
| 553 | // Result |
---|
[76] | 554 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 555 | //op->_data_rd = 0; |
---|
| 556 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 557 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 558 | op->_no_sequence = 0; |
---|
| 559 | //op->_address = 0; |
---|
| 560 | }; |
---|
| 561 | |
---|
| 562 | #undef FUNCTION |
---|
| 563 | #define FUNCTION "Functionnal_unit::operation_l_sfne" |
---|
| 564 | void operation_l_sfne (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 565 | { |
---|
| 566 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfne"); |
---|
| 567 | |
---|
[88] | 568 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 569 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 570 | |
---|
| 571 | bool f_out = (gpr1 != gpr2); |
---|
| 572 | |
---|
| 573 | // Result |
---|
[76] | 574 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 575 | //op->_data_rd = 0; |
---|
| 576 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 577 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 578 | op->_no_sequence = 0; |
---|
| 579 | //op->_address = 0; |
---|
| 580 | }; |
---|
| 581 | |
---|
| 582 | #undef FUNCTION |
---|
| 583 | #define FUNCTION "Functionnal_unit::operation_l_sfgeu" |
---|
| 584 | void operation_l_sfgeu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 585 | { |
---|
| 586 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgeu"); |
---|
| 587 | |
---|
[88] | 588 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 589 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 590 | |
---|
[101] | 591 | // Tgeneral_data_t is unsigned |
---|
[72] | 592 | bool f_out = (gpr1 >= gpr2); |
---|
| 593 | |
---|
| 594 | // Result |
---|
[76] | 595 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 596 | //op->_data_rd = 0; |
---|
| 597 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 598 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 599 | op->_no_sequence = 0; |
---|
| 600 | //op->_address = 0; |
---|
| 601 | }; |
---|
| 602 | |
---|
| 603 | #undef FUNCTION |
---|
| 604 | #define FUNCTION "Functionnal_unit::operation_l_sfgtu" |
---|
| 605 | void operation_l_sfgtu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 606 | { |
---|
| 607 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgtu"); |
---|
| 608 | |
---|
[88] | 609 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 610 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 611 | |
---|
[101] | 612 | // Tgeneral_data_t is unsigned |
---|
[72] | 613 | bool f_out = (gpr1 > gpr2); |
---|
| 614 | |
---|
| 615 | // Result |
---|
[76] | 616 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 617 | //op->_data_rd = 0; |
---|
| 618 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 619 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 620 | op->_no_sequence = 0; |
---|
| 621 | //op->_address = 0; |
---|
| 622 | }; |
---|
| 623 | |
---|
| 624 | #undef FUNCTION |
---|
| 625 | #define FUNCTION "Functionnal_unit::operation_l_sfleu" |
---|
| 626 | void operation_l_sfleu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 627 | { |
---|
| 628 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfleu"); |
---|
| 629 | |
---|
[88] | 630 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 631 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 632 | |
---|
[101] | 633 | // Tgeneral_data_t is unsigned |
---|
[72] | 634 | bool f_out = (gpr1 <= gpr2); |
---|
| 635 | |
---|
| 636 | // Result |
---|
[76] | 637 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 638 | //op->_data_rd = 0; |
---|
| 639 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 640 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 641 | op->_no_sequence = 0; |
---|
| 642 | //op->_address = 0; |
---|
| 643 | }; |
---|
| 644 | |
---|
| 645 | #undef FUNCTION |
---|
| 646 | #define FUNCTION "Functionnal_unit::operation_l_sfltu" |
---|
| 647 | void operation_l_sfltu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 648 | { |
---|
| 649 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfltu"); |
---|
| 650 | |
---|
[88] | 651 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 652 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 653 | |
---|
[101] | 654 | // Tgeneral_data_t is unsigned |
---|
[72] | 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; |
---|
| 663 | //op->_address = 0; |
---|
| 664 | }; |
---|
| 665 | |
---|
| 666 | #undef FUNCTION |
---|
| 667 | #define FUNCTION "Functionnal_unit::operation_l_sfges" |
---|
| 668 | void operation_l_sfges (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 669 | { |
---|
| 670 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfges"); |
---|
| 671 | |
---|
| 672 | Tgeneral_data_t gpr1 = op->_data_ra; |
---|
| 673 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
[101] | 674 | |
---|
[72] | 675 | bool f_out; |
---|
| 676 | |
---|
[101] | 677 | if (param->_size_data == 32) |
---|
| 678 | f_out = static_cast<int32_t>(gpr1) >= static_cast<int32_t>(gpr2); |
---|
| 679 | else |
---|
| 680 | f_out = static_cast<int64_t>(gpr1) >= static_cast<int64_t>(gpr2); |
---|
[72] | 681 | |
---|
[101] | 682 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 683 | // { |
---|
| 684 | // case 1 /*b01*/ : f_out = 1 ; break; |
---|
| 685 | // case 2 /*b10*/ : f_out = 0 ; break; |
---|
| 686 | // default : f_out = signed(param->_size_data,gpr1) >= signed(param->_size_data,gpr2); break; |
---|
| 687 | // } |
---|
[72] | 688 | |
---|
| 689 | // Result |
---|
[76] | 690 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 691 | //op->_data_rd = 0; |
---|
| 692 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 693 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 694 | op->_no_sequence = 0; |
---|
| 695 | //op->_address = 0; |
---|
| 696 | }; |
---|
| 697 | |
---|
| 698 | #undef FUNCTION |
---|
| 699 | #define FUNCTION "Functionnal_unit::operation_l_sfgts" |
---|
| 700 | void operation_l_sfgts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 701 | { |
---|
| 702 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgts"); |
---|
| 703 | |
---|
| 704 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 705 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 706 | |
---|
| 707 | bool f_out; |
---|
| 708 | |
---|
[101] | 709 | if (param->_size_data == 32) |
---|
| 710 | f_out = static_cast<int32_t>(gpr1) > static_cast<int32_t>(gpr2); |
---|
| 711 | else |
---|
| 712 | f_out = static_cast<int64_t>(gpr1) > static_cast<int64_t>(gpr2); |
---|
[72] | 713 | |
---|
[101] | 714 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 715 | // { |
---|
| 716 | // case 1 /*b01*/ : f_out = 1; break; |
---|
| 717 | // case 2 /*b10*/ : f_out = 0; break; |
---|
| 718 | // default : f_out = signed(param->_size_data,gpr1) > signed(param->_size_data,gpr2); break; |
---|
| 719 | // } |
---|
| 720 | |
---|
[72] | 721 | // Result |
---|
[76] | 722 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 723 | //op->_data_rd = 0; |
---|
| 724 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 725 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 726 | op->_no_sequence = 0; |
---|
| 727 | //op->_address = 0; |
---|
| 728 | }; |
---|
| 729 | |
---|
| 730 | #undef FUNCTION |
---|
| 731 | #define FUNCTION "Functionnal_unit::operation_l_sfles" |
---|
| 732 | void operation_l_sfles (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 733 | { |
---|
| 734 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfles"); |
---|
| 735 | |
---|
| 736 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 737 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 738 | |
---|
| 739 | bool f_out; |
---|
| 740 | |
---|
[101] | 741 | if (param->_size_data == 32) |
---|
| 742 | f_out = static_cast<int32_t>(gpr1) <= static_cast<int32_t>(gpr2); |
---|
| 743 | else |
---|
| 744 | f_out = static_cast<int64_t>(gpr1) <= static_cast<int64_t>(gpr2); |
---|
| 745 | |
---|
| 746 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 747 | // { |
---|
| 748 | // case 1 /*b01*/ : f_out = 0; break; |
---|
| 749 | // case 2 /*b10*/ : f_out = 1; break; |
---|
| 750 | // default : f_out = signed(param->_size_data,gpr1) <= signed(param->_size_data,gpr2); break; |
---|
| 751 | // } |
---|
[72] | 752 | |
---|
| 753 | // Result |
---|
[76] | 754 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 755 | //op->_data_rd = 0; |
---|
| 756 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 757 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 758 | op->_no_sequence = 0; |
---|
| 759 | //op->_address = 0; |
---|
| 760 | }; |
---|
| 761 | |
---|
| 762 | #undef FUNCTION |
---|
| 763 | #define FUNCTION "Functionnal_unit::operation_l_sflts" |
---|
| 764 | void operation_l_sflts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 765 | { |
---|
| 766 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sflts"); |
---|
| 767 | |
---|
| 768 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 769 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
| 770 | |
---|
| 771 | bool f_out; |
---|
| 772 | |
---|
[101] | 773 | if (param->_size_data == 32) |
---|
| 774 | f_out = static_cast<int32_t>(gpr1) < static_cast<int32_t>(gpr2); |
---|
| 775 | else |
---|
| 776 | f_out = static_cast<int64_t>(gpr1) < static_cast<int64_t>(gpr2); |
---|
[72] | 777 | |
---|
[101] | 778 | // switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
| 779 | // { |
---|
| 780 | // case 1 /*b01*/ : f_out = 0; break; |
---|
| 781 | // case 2 /*b10*/ : f_out = 1; break; |
---|
| 782 | // default : f_out = signed(param->_size_data,gpr1) < signed(param->_size_data,gpr2); break; |
---|
| 783 | // } |
---|
| 784 | |
---|
[72] | 785 | // Result |
---|
[76] | 786 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 787 | //op->_data_rd = 0; |
---|
| 788 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 789 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 790 | op->_no_sequence = 0; |
---|
| 791 | //op->_address = 0; |
---|
| 792 | }; |
---|
| 793 | |
---|
| 794 | #undef FUNCTION |
---|
| 795 | #define FUNCTION "Functionnal_unit::operation_l_mtspr" |
---|
| 796 | void operation_l_mtspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 797 | { |
---|
| 798 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mtspr"); |
---|
| 799 | |
---|
[88] | 800 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 801 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 802 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
---|
[72] | 803 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 804 | |
---|
| 805 | Texception_t exception; |
---|
| 806 | |
---|
| 807 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 808 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 809 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 810 | |
---|
| 811 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
[98] | 812 | |
---|
[72] | 813 | // Test if this group is implemented in this functionnal_unit |
---|
| 814 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 815 | { |
---|
| 816 | if (reg->_spr_access_mode->write(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 817 | { |
---|
| 818 | reg->_i_write_spr = true; |
---|
| 819 | reg->_access_num_group = spr_addr._group; |
---|
| 820 | reg->_access_num_register = spr_addr._register; |
---|
| 821 | reg->_spr_old = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 822 | reg->_spr[spr_addr._group][spr_addr._register] = gpr2; |
---|
| 823 | |
---|
| 824 | exception = EXCEPTION_ALU_NONE; |
---|
| 825 | } |
---|
| 826 | else |
---|
| 827 | { |
---|
| 828 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 829 | } |
---|
| 830 | } |
---|
| 831 | else |
---|
| 832 | { |
---|
[88] | 833 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_WRITE; |
---|
[72] | 834 | } |
---|
| 835 | |
---|
| 836 | // Result |
---|
[76] | 837 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 838 | op->_data_rd = gpr2; // data_rb |
---|
| 839 | //op->_data_re = 0; |
---|
| 840 | op->_exception = exception; |
---|
| 841 | op->_no_sequence = 0; |
---|
| 842 | op->_address = addr; // data_ra or imm |
---|
| 843 | }; |
---|
| 844 | |
---|
| 845 | #undef FUNCTION |
---|
| 846 | #define FUNCTION "Functionnal_unit::operation_l_mfspr" |
---|
| 847 | void operation_l_mfspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 848 | { |
---|
| 849 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mfspr"); |
---|
| 850 | |
---|
[88] | 851 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 852 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 853 | Tgeneral_data_t gpr2 = 0; |
---|
| 854 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 855 | |
---|
| 856 | Texception_t exception; |
---|
| 857 | |
---|
| 858 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 859 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 860 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 861 | |
---|
| 862 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
| 863 | |
---|
| 864 | // Test if this group is implemented in this functionnal_unit |
---|
| 865 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 866 | { |
---|
| 867 | if (reg->_spr_access_mode->read(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 868 | { |
---|
| 869 | reg->_i_read_spr = true; |
---|
| 870 | reg->_access_num_group = spr_addr._group; |
---|
| 871 | reg->_access_num_register = spr_addr._register; |
---|
| 872 | |
---|
| 873 | gpr2 = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 874 | |
---|
| 875 | exception = EXCEPTION_ALU_NONE; |
---|
| 876 | } |
---|
| 877 | else |
---|
| 878 | { |
---|
| 879 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 880 | } |
---|
| 881 | } |
---|
| 882 | else |
---|
| 883 | { |
---|
[88] | 884 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_READ; |
---|
[72] | 885 | } |
---|
| 886 | |
---|
| 887 | // Result |
---|
[76] | 888 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 889 | op->_write_rd = (exception == EXCEPTION_ALU_NONE); |
---|
| 890 | op->_data_rd = gpr2; // spr |
---|
| 891 | //op->_data_re = 0; |
---|
| 892 | op->_exception = exception; |
---|
| 893 | op->_no_sequence = 0; |
---|
| 894 | op->_address = addr; // data_ra or imm |
---|
| 895 | }; |
---|
| 896 | |
---|
| 897 | #undef FUNCTION |
---|
| 898 | #define FUNCTION "Functionnal_unit::operation_l_macrc" |
---|
| 899 | void operation_l_macrc (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 900 | { |
---|
| 901 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_macrc"); |
---|
| 902 | |
---|
| 903 | 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)); |
---|
| 904 | |
---|
| 905 | reg->_spr[GROUP_MAC][SPR_MACLO] = 0; |
---|
| 906 | reg->_spr[GROUP_MAC][SPR_MACHI] = 0; |
---|
| 907 | |
---|
| 908 | // Result |
---|
[76] | 909 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 910 | op->_data_rd = gpr; |
---|
| 911 | //op->_data_re = 0; |
---|
| 912 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 913 | op->_no_sequence = 0; |
---|
| 914 | //op->_address = 0; |
---|
| 915 | }; |
---|
| 916 | |
---|
| 917 | #undef FUNCTION |
---|
| 918 | #define FUNCTION "Functionnal_unit::operation_l_mac" |
---|
| 919 | void operation_l_mac (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 920 | { |
---|
| 921 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mac"); |
---|
| 922 | |
---|
[88] | 923 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 924 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 925 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
---|
| 926 | |
---|
| 927 | temp = ((static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACHI]) << 32) | static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACLO])) + temp; |
---|
| 928 | |
---|
| 929 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
---|
| 930 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
---|
| 931 | |
---|
| 932 | // Result |
---|
[76] | 933 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 934 | //op->_data_rd = 0; |
---|
| 935 | //op->_data_re = 0; |
---|
| 936 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 937 | op->_no_sequence = 0; |
---|
| 938 | //op->_address = 0; |
---|
| 939 | }; |
---|
| 940 | |
---|
| 941 | #undef FUNCTION |
---|
| 942 | #define FUNCTION "Functionnal_unit::operation_l_msb" |
---|
| 943 | void operation_l_msb (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 944 | { |
---|
| 945 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_msb"); |
---|
| 946 | |
---|
[88] | 947 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 948 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 949 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
---|
| 950 | |
---|
| 951 | temp = ((static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACHI]) << 32) | static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACLO])) - temp; |
---|
| 952 | |
---|
| 953 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
---|
| 954 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
---|
| 955 | |
---|
| 956 | // Result |
---|
[76] | 957 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 958 | //op->_data_rd = 0; |
---|
| 959 | //op->_data_re = 0; |
---|
| 960 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 961 | op->_no_sequence = 0; |
---|
| 962 | //op->_address = 0; |
---|
| 963 | }; |
---|
| 964 | |
---|
| 965 | }; // end namespace functionnal_unit |
---|
| 966 | }; // end namespace execute_unit |
---|
| 967 | }; // end namespace multi_execute_unit |
---|
| 968 | }; // end namespace execute_loop |
---|
| 969 | }; // end namespace multi_execute_loop |
---|
| 970 | }; // end namespace core |
---|
| 971 | }; // end namespace behavioural |
---|
| 972 | }; // end namespace morpheo |
---|
| 973 | #endif |
---|