[72] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Operation.cpp 98 2008-12-31 10:18:08Z 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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| 92 | bool carry_out = carry(param->_size_data,gpr1,gpr2,gpr3); |
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[72] | 93 | |
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| 94 | // Result |
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[76] | 95 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 96 | op->_data_rd = gpr3; |
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| 97 | op->_data_re = 0; |
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| 98 | op->_data_re = set_flag(op->_data_re,FLAG_OV,overflow ); |
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| 99 | op->_data_re = set_flag(op->_data_re,FLAG_CY,carry_out); |
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| 100 | op->_exception = (overflow==1)?EXCEPTION_ALU_RANGE:EXCEPTION_ALU_NONE; |
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| 101 | op->_no_sequence = 0; |
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| 102 | //op->_address = 0; |
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| 103 | }; |
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| 104 | |
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| 105 | #undef FUNCTION |
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| 106 | #define FUNCTION "Functionnal_unit::operation_l_and" |
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| 107 | void operation_l_and (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 108 | { |
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| 109 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_and"); |
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| 110 | |
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[88] | 111 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 112 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 113 | Tgeneral_data_t gpr3 = (gpr1 & gpr2); |
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| 114 | |
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| 115 | // Result |
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[76] | 116 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 117 | op->_data_rd = gpr3; |
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| 118 | //op->_data_re = 0; |
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| 119 | op->_exception = EXCEPTION_ALU_NONE; |
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| 120 | op->_no_sequence = 0; |
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| 121 | //op->_address = 0; |
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| 122 | }; |
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| 123 | |
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| 124 | #undef FUNCTION |
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| 125 | #define FUNCTION "Functionnal_unit::operation_l_or" |
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| 126 | void operation_l_or (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 127 | { |
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| 128 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_or"); |
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| 129 | |
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[88] | 130 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 131 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 132 | Tgeneral_data_t gpr3 = (gpr1 | gpr2); |
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| 133 | |
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| 134 | // Result |
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[76] | 135 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 136 | op->_data_rd = gpr3; |
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| 137 | //op->_data_re = 0; |
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| 138 | op->_exception = EXCEPTION_ALU_NONE; |
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| 139 | op->_no_sequence = 0; |
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| 140 | //op->_address = 0; |
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| 141 | }; |
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| 142 | |
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| 143 | #undef FUNCTION |
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| 144 | #define FUNCTION "Functionnal_unit::operation_l_xor" |
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| 145 | void operation_l_xor (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 146 | { |
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| 147 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_xor"); |
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| 148 | |
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[88] | 149 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 150 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 151 | Tgeneral_data_t gpr3 = (gpr1 ^ gpr2); |
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| 152 | |
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| 153 | // Result |
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[76] | 154 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 155 | op->_data_rd = gpr3; |
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| 156 | //op->_data_re = 0; |
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| 157 | op->_exception = EXCEPTION_ALU_NONE; |
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| 158 | op->_no_sequence = 0; |
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| 159 | //op->_address = 0; |
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| 160 | }; |
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| 161 | |
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| 162 | #undef FUNCTION |
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| 163 | #define FUNCTION "Functionnal_unit::operation_l_movhi" |
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| 164 | void operation_l_movhi (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 165 | { |
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| 166 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_movhi"); |
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| 167 | |
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[88] | 168 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_immediat); |
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[72] | 169 | Tgeneral_data_t gpr2 = param->_mask_data & (gpr1<<16); |
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| 170 | |
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| 171 | // Result |
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[76] | 172 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 173 | op->_data_rd = gpr2; |
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| 174 | //op->_data_re = 0; |
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| 175 | op->_exception = EXCEPTION_ALU_NONE; |
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| 176 | op->_no_sequence = 0; |
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| 177 | //op->_address = 0; |
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| 178 | }; |
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| 179 | |
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| 180 | #undef FUNCTION |
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| 181 | #define FUNCTION "Functionnal_unit::operation_l_cmov" |
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| 182 | void operation_l_cmov (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 183 | { |
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| 184 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_cmov"); |
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| 185 | |
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| 186 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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| 187 | |
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[88] | 188 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 189 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
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[72] | 190 | Tgeneral_data_t gpr3 = ((f_in==0)?gpr2:gpr1); |
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| 191 | |
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| 192 | // Result |
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[76] | 193 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 194 | op->_data_rd = gpr3; |
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| 195 | //op->_data_re = 0; |
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| 196 | op->_exception = EXCEPTION_ALU_NONE; |
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| 197 | op->_no_sequence = 0; |
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| 198 | //op->_address = 0; |
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| 199 | }; |
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| 200 | |
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| 201 | #undef FUNCTION |
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| 202 | #define FUNCTION "Functionnal_unit::operation_l_test_f" |
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| 203 | void operation_l_test_f (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 204 | { |
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| 205 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_test_f"); |
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| 206 | |
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| 207 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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[88] | 208 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 209 | |
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| 210 | // Result |
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[76] | 211 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 212 | //op->_data_rd = 0; |
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| 213 | //op->_data_re = 0; |
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| 214 | op->_exception = EXCEPTION_ALU_NONE; |
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| 215 | op->_no_sequence = f_in != 0; |
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| 216 | op->_address = imm; |
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| 217 | }; |
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| 218 | |
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| 219 | #undef FUNCTION |
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| 220 | #define FUNCTION "Functionnal_unit::operation_l_test_nf" |
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| 221 | void operation_l_test_nf (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 222 | { |
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| 223 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_test_nf"); |
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| 224 | |
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| 225 | Tgeneral_data_t f_in = get_flag(op->_data_rc,FLAG_F); |
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[88] | 226 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 227 | |
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[98] | 228 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_rc : %d",op->_data_rc); |
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| 229 | log_printf(TRACE,Functionnal_unit,FUNCTION," * f_in : %d",f_in); |
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| 230 | |
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[72] | 231 | // Result |
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[76] | 232 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 233 | //op->_data_rd = 0; |
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| 234 | //op->_data_re = 0; |
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| 235 | op->_exception = EXCEPTION_ALU_NONE; |
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| 236 | op->_no_sequence = f_in == 0; |
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| 237 | op->_address = imm; |
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[98] | 238 | |
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| 239 | log_printf(TRACE,Functionnal_unit,FUNCTION," * no_sequence : %d",op->_no_sequence); |
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[72] | 240 | }; |
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| 241 | |
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| 242 | #undef FUNCTION |
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| 243 | #define FUNCTION "Functionnal_unit::operation_l_jalr" |
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| 244 | void operation_l_jalr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 245 | { |
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| 246 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_jalr"); |
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| 247 | // jal : has_imm = 1, write_rd = 1, read_rb = 0 |
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| 248 | // jalr : has_imm = 1, write_rd = 1, read_rb = 1 |
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| 249 | // jr : has_imm = 0, write_rd = 0, read_rb = 1 |
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| 250 | |
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| 251 | |
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[88] | 252 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_rb); |
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| 253 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 254 | |
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| 255 | // Result |
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[76] | 256 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 257 | op->_data_rd = imm; |
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| 258 | //op->_data_re = 0; |
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| 259 | op->_exception = EXCEPTION_ALU_NONE; |
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| 260 | op->_no_sequence = 1; |
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| 261 | op->_address = gpr; |
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| 262 | }; |
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| 263 | |
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| 264 | #undef FUNCTION |
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| 265 | #define FUNCTION "Functionnal_unit::operation_l_extend_s" |
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| 266 | void operation_l_extend_s (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 267 | { |
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| 268 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_s"); |
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| 269 | |
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[88] | 270 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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| 271 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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[72] | 272 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, true , imm); |
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| 273 | |
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| 274 | // Result |
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[76] | 275 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 276 | op->_data_rd = gpr2; |
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| 277 | //op->_data_re = 0; |
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| 278 | op->_exception = EXCEPTION_ALU_NONE; |
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| 279 | op->_no_sequence = 0; |
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| 280 | //op->_address = 0; |
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| 281 | }; |
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| 282 | |
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| 283 | #undef FUNCTION |
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| 284 | #define FUNCTION "Functionnal_unit::operation_l_extend_z" |
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| 285 | void operation_l_extend_z (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 286 | { |
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| 287 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_z"); |
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| 288 | |
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[88] | 289 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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| 290 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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[72] | 291 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, false , imm); |
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| 292 | |
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| 293 | // Result |
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[76] | 294 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 295 | op->_data_rd = gpr2; |
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| 296 | //op->_data_re = 0; |
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| 297 | op->_exception = EXCEPTION_ALU_NONE; |
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| 298 | op->_no_sequence = 0; |
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| 299 | //op->_address = 0; |
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| 300 | }; |
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| 301 | |
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| 302 | #undef FUNCTION |
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| 303 | #define FUNCTION "Functionnal_unit::operation_l_sll" |
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| 304 | void operation_l_sll (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 305 | { |
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| 306 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sll"); |
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| 307 | |
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[88] | 308 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 309 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 310 | Tgeneral_data_t gpr3 = shift_logic_left<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 311 | |
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| 312 | // Result |
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[76] | 313 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 314 | op->_data_rd = gpr3; |
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| 315 | //op->_data_re = 0; |
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| 316 | op->_exception = EXCEPTION_ALU_NONE; |
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| 317 | op->_no_sequence = 0; |
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| 318 | //op->_address = 0; |
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| 319 | }; |
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| 320 | |
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| 321 | #undef FUNCTION |
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| 322 | #define FUNCTION "Functionnal_unit::operation_l_srl" |
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| 323 | void operation_l_srl (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 324 | { |
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| 325 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_srl"); |
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| 326 | |
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[88] | 327 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 328 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 329 | Tgeneral_data_t gpr3 = shift_logic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 330 | |
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| 331 | // Result |
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[76] | 332 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 333 | op->_data_rd = gpr3; |
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| 334 | //op->_data_re = 0; |
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| 335 | op->_exception = EXCEPTION_ALU_NONE; |
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| 336 | op->_no_sequence = 0; |
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| 337 | //op->_address = 0; |
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| 338 | }; |
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| 339 | |
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| 340 | #undef FUNCTION |
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| 341 | #define FUNCTION "Functionnal_unit::operation_l_sra" |
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| 342 | void operation_l_sra (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 343 | { |
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| 344 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sra"); |
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| 345 | |
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[88] | 346 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 347 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 348 | Tgeneral_data_t gpr3 = shift_arithmetic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 349 | |
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| 350 | // Result |
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[76] | 351 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 352 | op->_data_rd = gpr3; |
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| 353 | //op->_data_re = 0; |
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| 354 | op->_exception = EXCEPTION_ALU_NONE; |
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| 355 | op->_no_sequence = 0; |
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| 356 | //op->_address = 0; |
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| 357 | }; |
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| 358 | |
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| 359 | #undef FUNCTION |
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| 360 | #define FUNCTION "Functionnal_unit::operation_l_ror" |
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| 361 | void operation_l_ror (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 362 | { |
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| 363 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ror"); |
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| 364 | |
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[88] | 365 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 366 | Tgeneral_data_t gpr2 = param->_mask_shift & unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 367 | Tgeneral_data_t gpr3 = rotate_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 368 | |
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| 369 | // Result |
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[76] | 370 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 371 | op->_data_rd = gpr3; |
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| 372 | //op->_data_re = 0; |
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| 373 | op->_exception = EXCEPTION_ALU_NONE; |
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| 374 | op->_no_sequence = 0; |
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| 375 | //op->_address = 0; |
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| 376 | }; |
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| 377 | |
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| 378 | #undef FUNCTION |
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| 379 | #define FUNCTION "Functionnal_unit::operation_l_ff1" |
---|
| 380 | void operation_l_ff1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 381 | { |
---|
| 382 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ff1"); |
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| 383 | |
---|
[88] | 384 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
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[72] | 385 | Tgeneral_data_t index; |
---|
| 386 | |
---|
| 387 | for (index=0; (index<param->_size_data) and (((gpr>>index)&1)!= 1); index++); |
---|
| 388 | |
---|
| 389 | // Result |
---|
[76] | 390 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 391 | op->_data_rd = (index==param->_size_data)?0:(index+1); |
---|
| 392 | //op->_data_re = 0; |
---|
| 393 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 394 | op->_no_sequence = 0; |
---|
| 395 | //op->_address = 0; |
---|
| 396 | }; |
---|
| 397 | |
---|
| 398 | #undef FUNCTION |
---|
| 399 | #define FUNCTION "Functionnal_unit::operation_l_fl1" |
---|
| 400 | void operation_l_fl1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 401 | { |
---|
| 402 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_fl1"); |
---|
| 403 | |
---|
[88] | 404 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 405 | Tgeneral_data_t index; |
---|
| 406 | |
---|
| 407 | for (index=param->_size_data; (index>0) and (((gpr>>(index-1))&1)!= 1); index--); |
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| 408 | |
---|
| 409 | // Result |
---|
[76] | 410 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 411 | op->_data_rd = index; |
---|
| 412 | //op->_data_re = 0; |
---|
| 413 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 414 | op->_no_sequence = 0; |
---|
| 415 | //op->_address = 0; |
---|
| 416 | }; |
---|
| 417 | |
---|
| 418 | #undef FUNCTION |
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| 419 | #define FUNCTION "Functionnal_unit::operation_l_sfeq" |
---|
| 420 | void operation_l_sfeq (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 421 | { |
---|
| 422 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfeq"); |
---|
| 423 | |
---|
[88] | 424 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 425 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 426 | |
---|
| 427 | bool f_out = (gpr1 == gpr2); |
---|
| 428 | |
---|
| 429 | // Result |
---|
[76] | 430 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 431 | //op->_data_rd = 0; |
---|
| 432 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 433 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 434 | op->_no_sequence = 0; |
---|
| 435 | //op->_address = 0; |
---|
| 436 | }; |
---|
| 437 | |
---|
| 438 | #undef FUNCTION |
---|
| 439 | #define FUNCTION "Functionnal_unit::operation_l_sfne" |
---|
| 440 | void operation_l_sfne (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 441 | { |
---|
| 442 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfne"); |
---|
| 443 | |
---|
[88] | 444 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 445 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 446 | |
---|
| 447 | bool f_out = (gpr1 != gpr2); |
---|
| 448 | |
---|
| 449 | // Result |
---|
[76] | 450 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 451 | //op->_data_rd = 0; |
---|
| 452 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 453 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 454 | op->_no_sequence = 0; |
---|
| 455 | //op->_address = 0; |
---|
| 456 | }; |
---|
| 457 | |
---|
| 458 | #undef FUNCTION |
---|
| 459 | #define FUNCTION "Functionnal_unit::operation_l_sfgeu" |
---|
| 460 | void operation_l_sfgeu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 461 | { |
---|
| 462 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgeu"); |
---|
| 463 | |
---|
[88] | 464 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 465 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 466 | |
---|
| 467 | bool f_out = (gpr1 >= gpr2); |
---|
| 468 | |
---|
| 469 | // Result |
---|
[76] | 470 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 471 | //op->_data_rd = 0; |
---|
| 472 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 473 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 474 | op->_no_sequence = 0; |
---|
| 475 | //op->_address = 0; |
---|
| 476 | }; |
---|
| 477 | |
---|
| 478 | #undef FUNCTION |
---|
| 479 | #define FUNCTION "Functionnal_unit::operation_l_sfgtu" |
---|
| 480 | void operation_l_sfgtu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 481 | { |
---|
| 482 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgtu"); |
---|
| 483 | |
---|
[88] | 484 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 485 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 486 | |
---|
| 487 | bool f_out = (gpr1 > gpr2); |
---|
| 488 | |
---|
| 489 | // Result |
---|
[76] | 490 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 491 | //op->_data_rd = 0; |
---|
| 492 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 493 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 494 | op->_no_sequence = 0; |
---|
| 495 | //op->_address = 0; |
---|
| 496 | }; |
---|
| 497 | |
---|
| 498 | #undef FUNCTION |
---|
| 499 | #define FUNCTION "Functionnal_unit::operation_l_sfleu" |
---|
| 500 | void operation_l_sfleu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 501 | { |
---|
| 502 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfleu"); |
---|
| 503 | |
---|
[88] | 504 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 505 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 506 | |
---|
| 507 | bool f_out = (gpr1 <= gpr2); |
---|
| 508 | |
---|
| 509 | // Result |
---|
[76] | 510 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 511 | //op->_data_rd = 0; |
---|
| 512 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 513 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 514 | op->_no_sequence = 0; |
---|
| 515 | //op->_address = 0; |
---|
| 516 | }; |
---|
| 517 | |
---|
| 518 | #undef FUNCTION |
---|
| 519 | #define FUNCTION "Functionnal_unit::operation_l_sfltu" |
---|
| 520 | void operation_l_sfltu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 521 | { |
---|
| 522 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfltu"); |
---|
| 523 | |
---|
[88] | 524 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 525 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 526 | |
---|
| 527 | bool f_out = (gpr1 < gpr2); |
---|
| 528 | |
---|
| 529 | // Result |
---|
[76] | 530 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 531 | //op->_data_rd = 0; |
---|
| 532 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 533 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 534 | op->_no_sequence = 0; |
---|
| 535 | //op->_address = 0; |
---|
| 536 | }; |
---|
| 537 | |
---|
| 538 | #undef FUNCTION |
---|
| 539 | #define FUNCTION "Functionnal_unit::operation_l_sfges" |
---|
| 540 | void operation_l_sfges (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 541 | { |
---|
| 542 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfges"); |
---|
| 543 | |
---|
| 544 | Tgeneral_data_t gpr1 = op->_data_ra; |
---|
| 545 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
| 546 | |
---|
[88] | 547 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_ra : %.8x",unsigned(param->_size_data,op->_data_ra)); |
---|
| 548 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_ras : %.8x", signed(param->_size_data,op->_data_ra)); |
---|
| 549 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_rb : %.8x",unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb)); |
---|
| 550 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_rbs : %.8x", signed(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb)); |
---|
[72] | 551 | |
---|
| 552 | bool f_out; |
---|
| 553 | |
---|
[88] | 554 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 555 | { |
---|
| 556 | case 1 /*b01*/ : f_out = 1 ; break; |
---|
| 557 | case 2 /*b10*/ : f_out = 0 ; break; |
---|
[88] | 558 | default : f_out = signed(param->_size_data,gpr1) >= signed(param->_size_data,gpr2); break; |
---|
[72] | 559 | } |
---|
| 560 | |
---|
| 561 | log_printf(TRACE,Functionnal_unit,FUNCTION," * f_out : %.8x",f_out); |
---|
| 562 | |
---|
| 563 | // Result |
---|
[76] | 564 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 565 | //op->_data_rd = 0; |
---|
| 566 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 567 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 568 | op->_no_sequence = 0; |
---|
| 569 | //op->_address = 0; |
---|
| 570 | }; |
---|
| 571 | |
---|
| 572 | #undef FUNCTION |
---|
| 573 | #define FUNCTION "Functionnal_unit::operation_l_sfgts" |
---|
| 574 | void operation_l_sfgts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 575 | { |
---|
| 576 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgts"); |
---|
| 577 | |
---|
| 578 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 579 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 580 | |
---|
| 581 | bool f_out; |
---|
| 582 | |
---|
[88] | 583 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 584 | { |
---|
| 585 | case 1 /*b01*/ : f_out = 1; break; |
---|
| 586 | case 2 /*b10*/ : f_out = 0; break; |
---|
[88] | 587 | default : f_out = signed(param->_size_data,gpr1) > signed(param->_size_data,gpr2); break; |
---|
[72] | 588 | } |
---|
| 589 | |
---|
| 590 | // Result |
---|
[76] | 591 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 592 | //op->_data_rd = 0; |
---|
| 593 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 594 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 595 | op->_no_sequence = 0; |
---|
| 596 | //op->_address = 0; |
---|
| 597 | }; |
---|
| 598 | |
---|
| 599 | #undef FUNCTION |
---|
| 600 | #define FUNCTION "Functionnal_unit::operation_l_sfles" |
---|
| 601 | void operation_l_sfles (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 602 | { |
---|
| 603 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfles"); |
---|
| 604 | |
---|
| 605 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 606 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 607 | |
---|
| 608 | bool f_out; |
---|
| 609 | |
---|
[88] | 610 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 611 | { |
---|
| 612 | case 1 /*b01*/ : f_out = 0; break; |
---|
| 613 | case 2 /*b10*/ : f_out = 1; break; |
---|
[88] | 614 | default : f_out = signed(param->_size_data,gpr1) <= signed(param->_size_data,gpr2); break; |
---|
[72] | 615 | } |
---|
| 616 | |
---|
| 617 | // Result |
---|
[76] | 618 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 619 | //op->_data_rd = 0; |
---|
| 620 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 621 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 622 | op->_no_sequence = 0; |
---|
| 623 | //op->_address = 0; |
---|
| 624 | }; |
---|
| 625 | |
---|
| 626 | #undef FUNCTION |
---|
| 627 | #define FUNCTION "Functionnal_unit::operation_l_sflts" |
---|
| 628 | void operation_l_sflts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 629 | { |
---|
| 630 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sflts"); |
---|
| 631 | |
---|
| 632 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 633 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
| 634 | |
---|
| 635 | bool f_out; |
---|
| 636 | |
---|
[88] | 637 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 638 | { |
---|
| 639 | case 1 /*b01*/ : f_out = 0; break; |
---|
| 640 | case 2 /*b10*/ : f_out = 1; break; |
---|
[88] | 641 | default : f_out = signed(param->_size_data,gpr1) < signed(param->_size_data,gpr2); break; |
---|
[72] | 642 | } |
---|
| 643 | |
---|
| 644 | // Result |
---|
[76] | 645 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 646 | //op->_data_rd = 0; |
---|
| 647 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 648 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 649 | op->_no_sequence = 0; |
---|
| 650 | //op->_address = 0; |
---|
| 651 | }; |
---|
| 652 | |
---|
| 653 | #undef FUNCTION |
---|
| 654 | #define FUNCTION "Functionnal_unit::operation_l_mtspr" |
---|
| 655 | void operation_l_mtspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 656 | { |
---|
| 657 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mtspr"); |
---|
| 658 | |
---|
[88] | 659 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 660 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 661 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
---|
[72] | 662 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 663 | |
---|
| 664 | Texception_t exception; |
---|
| 665 | |
---|
| 666 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 667 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 668 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 669 | |
---|
| 670 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
[98] | 671 | |
---|
[72] | 672 | // Test if this group is implemented in this functionnal_unit |
---|
| 673 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 674 | { |
---|
| 675 | if (reg->_spr_access_mode->write(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 676 | { |
---|
| 677 | reg->_i_write_spr = true; |
---|
| 678 | reg->_access_num_group = spr_addr._group; |
---|
| 679 | reg->_access_num_register = spr_addr._register; |
---|
| 680 | reg->_spr_old = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 681 | reg->_spr[spr_addr._group][spr_addr._register] = gpr2; |
---|
| 682 | |
---|
| 683 | exception = EXCEPTION_ALU_NONE; |
---|
| 684 | } |
---|
| 685 | else |
---|
| 686 | { |
---|
| 687 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 688 | } |
---|
| 689 | } |
---|
| 690 | else |
---|
| 691 | { |
---|
[88] | 692 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_WRITE; |
---|
[72] | 693 | } |
---|
| 694 | |
---|
| 695 | // Result |
---|
[76] | 696 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 697 | op->_data_rd = gpr2; // data_rb |
---|
| 698 | //op->_data_re = 0; |
---|
| 699 | op->_exception = exception; |
---|
| 700 | op->_no_sequence = 0; |
---|
| 701 | op->_address = addr; // data_ra or imm |
---|
| 702 | }; |
---|
| 703 | |
---|
| 704 | #undef FUNCTION |
---|
| 705 | #define FUNCTION "Functionnal_unit::operation_l_mfspr" |
---|
| 706 | void operation_l_mfspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 707 | { |
---|
| 708 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mfspr"); |
---|
| 709 | |
---|
[88] | 710 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 711 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 712 | Tgeneral_data_t gpr2 = 0; |
---|
| 713 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 714 | |
---|
| 715 | Texception_t exception; |
---|
| 716 | |
---|
| 717 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 718 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 719 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 720 | |
---|
| 721 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
| 722 | |
---|
| 723 | // Test if this group is implemented in this functionnal_unit |
---|
| 724 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 725 | { |
---|
| 726 | if (reg->_spr_access_mode->read(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 727 | { |
---|
| 728 | reg->_i_read_spr = true; |
---|
| 729 | reg->_access_num_group = spr_addr._group; |
---|
| 730 | reg->_access_num_register = spr_addr._register; |
---|
| 731 | |
---|
| 732 | gpr2 = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 733 | |
---|
| 734 | exception = EXCEPTION_ALU_NONE; |
---|
| 735 | } |
---|
| 736 | else |
---|
| 737 | { |
---|
| 738 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 739 | } |
---|
| 740 | } |
---|
| 741 | else |
---|
| 742 | { |
---|
[88] | 743 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_READ; |
---|
[72] | 744 | } |
---|
| 745 | |
---|
| 746 | // Result |
---|
[76] | 747 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 748 | op->_write_rd = (exception == EXCEPTION_ALU_NONE); |
---|
| 749 | op->_data_rd = gpr2; // spr |
---|
| 750 | //op->_data_re = 0; |
---|
| 751 | op->_exception = exception; |
---|
| 752 | op->_no_sequence = 0; |
---|
| 753 | op->_address = addr; // data_ra or imm |
---|
| 754 | }; |
---|
| 755 | |
---|
| 756 | #undef FUNCTION |
---|
| 757 | #define FUNCTION "Functionnal_unit::operation_l_macrc" |
---|
| 758 | void operation_l_macrc (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 759 | { |
---|
| 760 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_macrc"); |
---|
| 761 | |
---|
| 762 | 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)); |
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| 763 | |
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| 764 | reg->_spr[GROUP_MAC][SPR_MACLO] = 0; |
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| 765 | reg->_spr[GROUP_MAC][SPR_MACHI] = 0; |
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| 766 | |
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| 767 | // Result |
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[76] | 768 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 769 | op->_data_rd = gpr; |
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| 770 | //op->_data_re = 0; |
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| 771 | op->_exception = EXCEPTION_ALU_NONE; |
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| 772 | op->_no_sequence = 0; |
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| 773 | //op->_address = 0; |
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| 774 | }; |
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| 775 | |
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| 776 | #undef FUNCTION |
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| 777 | #define FUNCTION "Functionnal_unit::operation_l_mac" |
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| 778 | void operation_l_mac (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 779 | { |
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| 780 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mac"); |
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| 781 | |
---|
[88] | 782 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 783 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 784 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
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| 785 | |
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| 786 | temp = ((static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACHI]) << 32) | static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACLO])) + temp; |
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| 787 | |
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| 788 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
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| 789 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
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| 790 | |
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| 791 | // Result |
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[76] | 792 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 793 | //op->_data_rd = 0; |
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| 794 | //op->_data_re = 0; |
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| 795 | op->_exception = EXCEPTION_ALU_NONE; |
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| 796 | op->_no_sequence = 0; |
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| 797 | //op->_address = 0; |
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| 798 | }; |
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| 799 | |
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| 800 | #undef FUNCTION |
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| 801 | #define FUNCTION "Functionnal_unit::operation_l_msb" |
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| 802 | void operation_l_msb (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 803 | { |
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| 804 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_msb"); |
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| 805 | |
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[88] | 806 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 807 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 808 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
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| 809 | |
---|
| 810 | temp = ((static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACHI]) << 32) | static_cast<uint64_t>(reg->_spr[GROUP_MAC][SPR_MACLO])) - temp; |
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| 811 | |
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| 812 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
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| 813 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
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| 814 | |
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| 815 | // Result |
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[76] | 816 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 817 | //op->_data_rd = 0; |
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| 818 | //op->_data_re = 0; |
---|
| 819 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 820 | op->_no_sequence = 0; |
---|
| 821 | //op->_address = 0; |
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| 822 | }; |
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| 823 | |
---|
| 824 | }; // end namespace functionnal_unit |
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| 825 | }; // end namespace execute_unit |
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| 826 | }; // end namespace multi_execute_unit |
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| 827 | }; // end namespace execute_loop |
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| 828 | }; // end namespace multi_execute_loop |
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| 829 | }; // end namespace core |
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| 830 | }; // end namespace behavioural |
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| 831 | }; // end namespace morpheo |
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| 832 | #endif |
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