[72] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Operation.cpp 88 2008-12-10 18:31:39Z 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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| 228 | // Result |
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[76] | 229 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 230 | //op->_data_rd = 0; |
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| 231 | //op->_data_re = 0; |
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| 232 | op->_exception = EXCEPTION_ALU_NONE; |
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| 233 | op->_no_sequence = f_in == 0; |
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| 234 | op->_address = imm; |
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| 235 | }; |
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| 236 | |
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| 237 | #undef FUNCTION |
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| 238 | #define FUNCTION "Functionnal_unit::operation_l_jalr" |
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| 239 | void operation_l_jalr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 240 | { |
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| 241 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_jalr"); |
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| 242 | // jal : has_imm = 1, write_rd = 1, read_rb = 0 |
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| 243 | // jalr : has_imm = 1, write_rd = 1, read_rb = 1 |
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| 244 | // jr : has_imm = 0, write_rd = 0, read_rb = 1 |
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| 245 | |
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| 246 | |
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[88] | 247 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_rb); |
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| 248 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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[72] | 249 | |
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| 250 | // Result |
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[76] | 251 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 252 | op->_data_rd = imm; |
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| 253 | //op->_data_re = 0; |
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| 254 | op->_exception = EXCEPTION_ALU_NONE; |
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| 255 | op->_no_sequence = 1; |
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| 256 | op->_address = gpr; |
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| 257 | }; |
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| 258 | |
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| 259 | #undef FUNCTION |
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| 260 | #define FUNCTION "Functionnal_unit::operation_l_extend_s" |
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| 261 | void operation_l_extend_s (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 262 | { |
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| 263 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_s"); |
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| 264 | |
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[88] | 265 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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| 266 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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[72] | 267 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, true , imm); |
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| 268 | |
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| 269 | // Result |
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[76] | 270 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 271 | op->_data_rd = gpr2; |
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| 272 | //op->_data_re = 0; |
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| 273 | op->_exception = EXCEPTION_ALU_NONE; |
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| 274 | op->_no_sequence = 0; |
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| 275 | //op->_address = 0; |
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| 276 | }; |
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| 277 | |
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| 278 | #undef FUNCTION |
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| 279 | #define FUNCTION "Functionnal_unit::operation_l_extend_z" |
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| 280 | void operation_l_extend_z (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 281 | { |
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| 282 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_extend_z"); |
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| 283 | |
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[88] | 284 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
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| 285 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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[72] | 286 | Tgeneral_data_t gpr2 = extend<Tgeneral_data_t>(param->_size_data, gpr1, false , imm); |
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| 287 | |
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| 288 | // Result |
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[76] | 289 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 290 | op->_data_rd = gpr2; |
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| 291 | //op->_data_re = 0; |
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| 292 | op->_exception = EXCEPTION_ALU_NONE; |
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| 293 | op->_no_sequence = 0; |
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| 294 | //op->_address = 0; |
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| 295 | }; |
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| 296 | |
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| 297 | #undef FUNCTION |
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| 298 | #define FUNCTION "Functionnal_unit::operation_l_sll" |
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| 299 | void operation_l_sll (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 300 | { |
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| 301 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sll"); |
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| 302 | |
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[88] | 303 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 304 | 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] | 305 | Tgeneral_data_t gpr3 = shift_logic_left<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 306 | |
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| 307 | // Result |
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[76] | 308 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 309 | op->_data_rd = gpr3; |
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| 310 | //op->_data_re = 0; |
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| 311 | op->_exception = EXCEPTION_ALU_NONE; |
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| 312 | op->_no_sequence = 0; |
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| 313 | //op->_address = 0; |
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| 314 | }; |
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| 315 | |
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| 316 | #undef FUNCTION |
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| 317 | #define FUNCTION "Functionnal_unit::operation_l_srl" |
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| 318 | void operation_l_srl (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 319 | { |
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| 320 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_srl"); |
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| 321 | |
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[88] | 322 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 323 | 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] | 324 | Tgeneral_data_t gpr3 = shift_logic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 325 | |
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| 326 | // Result |
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[76] | 327 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 328 | op->_data_rd = gpr3; |
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| 329 | //op->_data_re = 0; |
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| 330 | op->_exception = EXCEPTION_ALU_NONE; |
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| 331 | op->_no_sequence = 0; |
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| 332 | //op->_address = 0; |
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| 333 | }; |
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| 334 | |
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| 335 | #undef FUNCTION |
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| 336 | #define FUNCTION "Functionnal_unit::operation_l_sra" |
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| 337 | void operation_l_sra (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 338 | { |
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| 339 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sra"); |
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| 340 | |
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[88] | 341 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 342 | 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] | 343 | Tgeneral_data_t gpr3 = shift_arithmetic_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 344 | |
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| 345 | // Result |
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[76] | 346 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 347 | op->_data_rd = gpr3; |
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| 348 | //op->_data_re = 0; |
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| 349 | op->_exception = EXCEPTION_ALU_NONE; |
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| 350 | op->_no_sequence = 0; |
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| 351 | //op->_address = 0; |
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| 352 | }; |
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| 353 | |
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| 354 | #undef FUNCTION |
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| 355 | #define FUNCTION "Functionnal_unit::operation_l_ror" |
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| 356 | void operation_l_ror (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 357 | { |
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| 358 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ror"); |
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| 359 | |
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[88] | 360 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 361 | 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] | 362 | Tgeneral_data_t gpr3 = rotate_right<Tgeneral_data_t>(param->_size_data, gpr1, gpr2); |
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| 363 | |
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| 364 | // Result |
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[76] | 365 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 366 | op->_data_rd = gpr3; |
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| 367 | //op->_data_re = 0; |
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| 368 | op->_exception = EXCEPTION_ALU_NONE; |
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| 369 | op->_no_sequence = 0; |
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| 370 | //op->_address = 0; |
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| 371 | }; |
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| 372 | |
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| 373 | #undef FUNCTION |
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| 374 | #define FUNCTION "Functionnal_unit::operation_l_ff1" |
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| 375 | void operation_l_ff1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 376 | { |
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| 377 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_ff1"); |
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| 378 | |
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[88] | 379 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
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[72] | 380 | Tgeneral_data_t index; |
---|
| 381 | |
---|
| 382 | for (index=0; (index<param->_size_data) and (((gpr>>index)&1)!= 1); index++); |
---|
| 383 | |
---|
| 384 | // Result |
---|
[76] | 385 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 386 | op->_data_rd = (index==param->_size_data)?0:(index+1); |
---|
| 387 | //op->_data_re = 0; |
---|
| 388 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 389 | op->_no_sequence = 0; |
---|
| 390 | //op->_address = 0; |
---|
| 391 | }; |
---|
| 392 | |
---|
| 393 | #undef FUNCTION |
---|
| 394 | #define FUNCTION "Functionnal_unit::operation_l_fl1" |
---|
| 395 | void operation_l_fl1 (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 396 | { |
---|
| 397 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_fl1"); |
---|
| 398 | |
---|
[88] | 399 | Tgeneral_data_t gpr = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 400 | Tgeneral_data_t index; |
---|
| 401 | |
---|
| 402 | for (index=param->_size_data; (index>0) and (((gpr>>(index-1))&1)!= 1); index--); |
---|
| 403 | |
---|
| 404 | // Result |
---|
[76] | 405 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 406 | op->_data_rd = index; |
---|
| 407 | //op->_data_re = 0; |
---|
| 408 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 409 | op->_no_sequence = 0; |
---|
| 410 | //op->_address = 0; |
---|
| 411 | }; |
---|
| 412 | |
---|
| 413 | #undef FUNCTION |
---|
| 414 | #define FUNCTION "Functionnal_unit::operation_l_sfeq" |
---|
| 415 | void operation_l_sfeq (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 416 | { |
---|
| 417 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfeq"); |
---|
| 418 | |
---|
[88] | 419 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 420 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 421 | |
---|
| 422 | bool f_out = (gpr1 == gpr2); |
---|
| 423 | |
---|
| 424 | // Result |
---|
[76] | 425 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 426 | //op->_data_rd = 0; |
---|
| 427 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 428 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 429 | op->_no_sequence = 0; |
---|
| 430 | //op->_address = 0; |
---|
| 431 | }; |
---|
| 432 | |
---|
| 433 | #undef FUNCTION |
---|
| 434 | #define FUNCTION "Functionnal_unit::operation_l_sfne" |
---|
| 435 | void operation_l_sfne (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 436 | { |
---|
| 437 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfne"); |
---|
| 438 | |
---|
[88] | 439 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 440 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 441 | |
---|
| 442 | bool f_out = (gpr1 != gpr2); |
---|
| 443 | |
---|
| 444 | // Result |
---|
[76] | 445 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 446 | //op->_data_rd = 0; |
---|
| 447 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 448 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 449 | op->_no_sequence = 0; |
---|
| 450 | //op->_address = 0; |
---|
| 451 | }; |
---|
| 452 | |
---|
| 453 | #undef FUNCTION |
---|
| 454 | #define FUNCTION "Functionnal_unit::operation_l_sfgeu" |
---|
| 455 | void operation_l_sfgeu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 456 | { |
---|
| 457 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgeu"); |
---|
| 458 | |
---|
[88] | 459 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 460 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 461 | |
---|
| 462 | bool f_out = (gpr1 >= gpr2); |
---|
| 463 | |
---|
| 464 | // Result |
---|
[76] | 465 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 466 | //op->_data_rd = 0; |
---|
| 467 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 468 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 469 | op->_no_sequence = 0; |
---|
| 470 | //op->_address = 0; |
---|
| 471 | }; |
---|
| 472 | |
---|
| 473 | #undef FUNCTION |
---|
| 474 | #define FUNCTION "Functionnal_unit::operation_l_sfgtu" |
---|
| 475 | void operation_l_sfgtu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 476 | { |
---|
| 477 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgtu"); |
---|
| 478 | |
---|
[88] | 479 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 480 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 481 | |
---|
| 482 | bool f_out = (gpr1 > gpr2); |
---|
| 483 | |
---|
| 484 | // Result |
---|
[76] | 485 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 486 | //op->_data_rd = 0; |
---|
| 487 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 488 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 489 | op->_no_sequence = 0; |
---|
| 490 | //op->_address = 0; |
---|
| 491 | }; |
---|
| 492 | |
---|
| 493 | #undef FUNCTION |
---|
| 494 | #define FUNCTION "Functionnal_unit::operation_l_sfleu" |
---|
| 495 | void operation_l_sfleu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 496 | { |
---|
| 497 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfleu"); |
---|
| 498 | |
---|
[88] | 499 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 500 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 501 | |
---|
| 502 | bool f_out = (gpr1 <= gpr2); |
---|
| 503 | |
---|
| 504 | // Result |
---|
[76] | 505 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 506 | //op->_data_rd = 0; |
---|
| 507 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 508 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 509 | op->_no_sequence = 0; |
---|
| 510 | //op->_address = 0; |
---|
| 511 | }; |
---|
| 512 | |
---|
| 513 | #undef FUNCTION |
---|
| 514 | #define FUNCTION "Functionnal_unit::operation_l_sfltu" |
---|
| 515 | void operation_l_sfltu (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 516 | { |
---|
| 517 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfltu"); |
---|
| 518 | |
---|
[88] | 519 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 520 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
---|
[72] | 521 | |
---|
| 522 | bool f_out = (gpr1 < gpr2); |
---|
| 523 | |
---|
| 524 | // Result |
---|
[76] | 525 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 526 | //op->_data_rd = 0; |
---|
| 527 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 528 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 529 | op->_no_sequence = 0; |
---|
| 530 | //op->_address = 0; |
---|
| 531 | }; |
---|
| 532 | |
---|
| 533 | #undef FUNCTION |
---|
| 534 | #define FUNCTION "Functionnal_unit::operation_l_sfges" |
---|
| 535 | void operation_l_sfges (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 536 | { |
---|
| 537 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfges"); |
---|
| 538 | |
---|
| 539 | Tgeneral_data_t gpr1 = op->_data_ra; |
---|
| 540 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
| 541 | |
---|
[88] | 542 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_ra : %.8x",unsigned(param->_size_data,op->_data_ra)); |
---|
| 543 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_ras : %.8x", signed(param->_size_data,op->_data_ra)); |
---|
| 544 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_rb : %.8x",unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb)); |
---|
| 545 | log_printf(TRACE,Functionnal_unit,FUNCTION," * data_rbs : %.8x", signed(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb)); |
---|
[72] | 546 | |
---|
| 547 | bool f_out; |
---|
| 548 | |
---|
[88] | 549 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 550 | { |
---|
| 551 | case 1 /*b01*/ : f_out = 1 ; break; |
---|
| 552 | case 2 /*b10*/ : f_out = 0 ; break; |
---|
[88] | 553 | default : f_out = signed(param->_size_data,gpr1) >= signed(param->_size_data,gpr2); break; |
---|
[72] | 554 | } |
---|
| 555 | |
---|
| 556 | log_printf(TRACE,Functionnal_unit,FUNCTION," * f_out : %.8x",f_out); |
---|
| 557 | |
---|
| 558 | // Result |
---|
[76] | 559 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 560 | //op->_data_rd = 0; |
---|
| 561 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 562 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 563 | op->_no_sequence = 0; |
---|
| 564 | //op->_address = 0; |
---|
| 565 | }; |
---|
| 566 | |
---|
| 567 | #undef FUNCTION |
---|
| 568 | #define FUNCTION "Functionnal_unit::operation_l_sfgts" |
---|
| 569 | void operation_l_sfgts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 570 | { |
---|
| 571 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfgts"); |
---|
| 572 | |
---|
| 573 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 574 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 575 | |
---|
| 576 | bool f_out; |
---|
| 577 | |
---|
[88] | 578 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 579 | { |
---|
| 580 | case 1 /*b01*/ : f_out = 1; break; |
---|
| 581 | case 2 /*b10*/ : f_out = 0; break; |
---|
[88] | 582 | default : f_out = signed(param->_size_data,gpr1) > signed(param->_size_data,gpr2); break; |
---|
[72] | 583 | } |
---|
| 584 | |
---|
| 585 | // Result |
---|
[76] | 586 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 587 | //op->_data_rd = 0; |
---|
| 588 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 589 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 590 | op->_no_sequence = 0; |
---|
| 591 | //op->_address = 0; |
---|
| 592 | }; |
---|
| 593 | |
---|
| 594 | #undef FUNCTION |
---|
| 595 | #define FUNCTION "Functionnal_unit::operation_l_sfles" |
---|
| 596 | void operation_l_sfles (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 597 | { |
---|
| 598 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sfles"); |
---|
| 599 | |
---|
| 600 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 601 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb ; |
---|
| 602 | |
---|
| 603 | bool f_out; |
---|
| 604 | |
---|
[88] | 605 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 606 | { |
---|
| 607 | case 1 /*b01*/ : f_out = 0; break; |
---|
| 608 | case 2 /*b10*/ : f_out = 1; break; |
---|
[88] | 609 | default : f_out = signed(param->_size_data,gpr1) <= signed(param->_size_data,gpr2); break; |
---|
[72] | 610 | } |
---|
| 611 | |
---|
| 612 | // Result |
---|
[76] | 613 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 614 | //op->_data_rd = 0; |
---|
| 615 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 616 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 617 | op->_no_sequence = 0; |
---|
| 618 | //op->_address = 0; |
---|
| 619 | }; |
---|
| 620 | |
---|
| 621 | #undef FUNCTION |
---|
| 622 | #define FUNCTION "Functionnal_unit::operation_l_sflts" |
---|
| 623 | void operation_l_sflts (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 624 | { |
---|
| 625 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_sflts"); |
---|
| 626 | |
---|
| 627 | Tgeneral_data_t gpr1 = op->_data_ra ; |
---|
| 628 | Tgeneral_data_t gpr2 = (op->_has_immediat==1)?op->_immediat:op->_data_rb; |
---|
| 629 | |
---|
| 630 | bool f_out; |
---|
| 631 | |
---|
[88] | 632 | switch (concatenation_bool(sign(param->_size_data,gpr1),sign(param->_size_data,gpr2))) |
---|
[72] | 633 | { |
---|
| 634 | case 1 /*b01*/ : f_out = 0; break; |
---|
| 635 | case 2 /*b10*/ : f_out = 1; break; |
---|
[88] | 636 | default : f_out = signed(param->_size_data,gpr1) < signed(param->_size_data,gpr2); break; |
---|
[72] | 637 | } |
---|
| 638 | |
---|
| 639 | // Result |
---|
[76] | 640 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 641 | //op->_data_rd = 0; |
---|
| 642 | op->_data_re = set_flag(op->_data_re,FLAG_F,f_out); |
---|
| 643 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 644 | op->_no_sequence = 0; |
---|
| 645 | //op->_address = 0; |
---|
| 646 | }; |
---|
| 647 | |
---|
| 648 | #undef FUNCTION |
---|
| 649 | #define FUNCTION "Functionnal_unit::operation_l_mtspr" |
---|
| 650 | void operation_l_mtspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 651 | { |
---|
| 652 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mtspr"); |
---|
| 653 | |
---|
[88] | 654 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 655 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
| 656 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,op->_data_rb); |
---|
[72] | 657 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 658 | |
---|
| 659 | Texception_t exception; |
---|
| 660 | |
---|
| 661 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 662 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 663 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 664 | |
---|
| 665 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
| 666 | |
---|
| 667 | // Test if this group is implemented in this functionnal_unit |
---|
| 668 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 669 | { |
---|
| 670 | if (reg->_spr_access_mode->write(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 671 | { |
---|
| 672 | reg->_i_write_spr = true; |
---|
| 673 | reg->_access_num_group = spr_addr._group; |
---|
| 674 | reg->_access_num_register = spr_addr._register; |
---|
| 675 | reg->_spr_old = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 676 | reg->_spr[spr_addr._group][spr_addr._register] = gpr2; |
---|
| 677 | |
---|
| 678 | exception = EXCEPTION_ALU_NONE; |
---|
| 679 | } |
---|
| 680 | else |
---|
| 681 | { |
---|
| 682 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 683 | } |
---|
| 684 | } |
---|
| 685 | else |
---|
| 686 | { |
---|
[88] | 687 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_WRITE; |
---|
[72] | 688 | } |
---|
| 689 | |
---|
| 690 | // Result |
---|
[76] | 691 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 692 | op->_data_rd = gpr2; // data_rb |
---|
| 693 | //op->_data_re = 0; |
---|
| 694 | op->_exception = exception; |
---|
| 695 | op->_no_sequence = 0; |
---|
| 696 | op->_address = addr; // data_ra or imm |
---|
| 697 | }; |
---|
| 698 | |
---|
| 699 | #undef FUNCTION |
---|
| 700 | #define FUNCTION "Functionnal_unit::operation_l_mfspr" |
---|
| 701 | void operation_l_mfspr (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 702 | { |
---|
| 703 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mfspr"); |
---|
| 704 | |
---|
[88] | 705 | Tgeneral_data_t imm = unsigned(param->_size_data,op->_immediat); |
---|
| 706 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
---|
[72] | 707 | Tgeneral_data_t gpr2 = 0; |
---|
| 708 | Tgeneral_data_t addr = range<Tgeneral_data_t>(gpr1|imm,16); |
---|
| 709 | |
---|
| 710 | Texception_t exception; |
---|
| 711 | |
---|
| 712 | // HACK : use the field num_reg_re to pass the SM and SUMRA flag. |
---|
| 713 | Tcontrol_t flag_SM = get_flag(op->_num_reg_re, 0x1); |
---|
| 714 | Tcontrol_t flag_SUMRA = get_flag(op->_num_reg_re, 0x2); |
---|
| 715 | |
---|
| 716 | spr_address_t spr_addr = reg->_spr_access_mode->translate_address(addr); |
---|
| 717 | |
---|
| 718 | // Test if this group is implemented in this functionnal_unit |
---|
| 719 | if (reg->_spr_access_mode->valid(spr_addr)) |
---|
| 720 | { |
---|
| 721 | if (reg->_spr_access_mode->read(spr_addr, flag_SM, flag_SUMRA)) |
---|
| 722 | { |
---|
| 723 | reg->_i_read_spr = true; |
---|
| 724 | reg->_access_num_group = spr_addr._group; |
---|
| 725 | reg->_access_num_register = spr_addr._register; |
---|
| 726 | |
---|
| 727 | gpr2 = reg->_spr[spr_addr._group][spr_addr._register]; |
---|
| 728 | |
---|
| 729 | exception = EXCEPTION_ALU_NONE; |
---|
| 730 | } |
---|
| 731 | else |
---|
| 732 | { |
---|
| 733 | exception = EXCEPTION_ALU_SPR_ACCESS_INVALID; |
---|
| 734 | } |
---|
| 735 | } |
---|
| 736 | else |
---|
| 737 | { |
---|
[88] | 738 | exception = EXCEPTION_ALU_SPR_ACCESS_MUST_READ; |
---|
[72] | 739 | } |
---|
| 740 | |
---|
| 741 | // Result |
---|
[76] | 742 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 743 | op->_write_rd = (exception == EXCEPTION_ALU_NONE); |
---|
| 744 | op->_data_rd = gpr2; // spr |
---|
| 745 | //op->_data_re = 0; |
---|
| 746 | op->_exception = exception; |
---|
| 747 | op->_no_sequence = 0; |
---|
| 748 | op->_address = addr; // data_ra or imm |
---|
| 749 | }; |
---|
| 750 | |
---|
| 751 | #undef FUNCTION |
---|
| 752 | #define FUNCTION "Functionnal_unit::operation_l_macrc" |
---|
| 753 | void operation_l_macrc (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
---|
| 754 | { |
---|
| 755 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_macrc"); |
---|
| 756 | |
---|
| 757 | 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)); |
---|
| 758 | |
---|
| 759 | reg->_spr[GROUP_MAC][SPR_MACLO] = 0; |
---|
| 760 | reg->_spr[GROUP_MAC][SPR_MACHI] = 0; |
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| 761 | |
---|
| 762 | // Result |
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[76] | 763 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 764 | op->_data_rd = gpr; |
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| 765 | //op->_data_re = 0; |
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| 766 | op->_exception = EXCEPTION_ALU_NONE; |
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| 767 | op->_no_sequence = 0; |
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| 768 | //op->_address = 0; |
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| 769 | }; |
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| 770 | |
---|
| 771 | #undef FUNCTION |
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| 772 | #define FUNCTION "Functionnal_unit::operation_l_mac" |
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| 773 | void operation_l_mac (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 774 | { |
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| 775 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_mac"); |
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| 776 | |
---|
[88] | 777 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 778 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 779 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
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| 780 | |
---|
| 781 | 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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| 782 | |
---|
| 783 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
---|
| 784 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
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| 785 | |
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| 786 | // Result |
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[76] | 787 | op->_timing = param->_timing[op->_type][op->_operation]; |
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[72] | 788 | //op->_data_rd = 0; |
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| 789 | //op->_data_re = 0; |
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| 790 | op->_exception = EXCEPTION_ALU_NONE; |
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| 791 | op->_no_sequence = 0; |
---|
| 792 | //op->_address = 0; |
---|
| 793 | }; |
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| 794 | |
---|
| 795 | #undef FUNCTION |
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| 796 | #define FUNCTION "Functionnal_unit::operation_l_msb" |
---|
| 797 | void operation_l_msb (execute_operation_t * op, execute_register_t * reg, execute_param_t * param) |
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| 798 | { |
---|
| 799 | log_printf(TRACE,Functionnal_unit,FUNCTION,"Operation : l_msb"); |
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| 800 | |
---|
[88] | 801 | Tgeneral_data_t gpr1 = unsigned(param->_size_data,op->_data_ra); |
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| 802 | Tgeneral_data_t gpr2 = unsigned(param->_size_data,(op->_has_immediat==1)?op->_immediat:op->_data_rb); |
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[72] | 803 | uint64_t temp = range<uint64_t>(gpr1 * gpr2, 32); |
---|
| 804 | |
---|
| 805 | 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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| 806 | |
---|
| 807 | reg->_spr[GROUP_MAC][SPR_MACLO] = range<Tgeneral_data_t>(temp ,32); |
---|
| 808 | reg->_spr[GROUP_MAC][SPR_MACHI] = range<Tgeneral_data_t>(temp>>32,32); |
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| 809 | |
---|
| 810 | // Result |
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[76] | 811 | op->_timing = param->_timing[op->_type][op->_operation]; |
---|
[72] | 812 | //op->_data_rd = 0; |
---|
| 813 | //op->_data_re = 0; |
---|
| 814 | op->_exception = EXCEPTION_ALU_NONE; |
---|
| 815 | op->_no_sequence = 0; |
---|
| 816 | //op->_address = 0; |
---|
| 817 | }; |
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| 818 | |
---|
| 819 | }; // end namespace functionnal_unit |
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| 820 | }; // end namespace execute_unit |
---|
| 821 | }; // end namespace multi_execute_unit |
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| 822 | }; // end namespace execute_loop |
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| 823 | }; // end namespace multi_execute_loop |
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| 824 | }; // end namespace core |
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| 825 | }; // end namespace behavioural |
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| 826 | }; // end namespace morpheo |
---|
| 827 | #endif |
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