132 lines
2.5 KiB
C
132 lines
2.5 KiB
C
#include "decoder.h"
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#include "decoderImp.h"
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void Proc_decodeInstruction(proc_t *proc, opcode_t *op, opcode_data_t *instruction) {
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instruction->op=op->op;
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instruction->nArgs=op->nArgs;
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instruction->ext=0;
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switch(op->op) {
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case OP_store:
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case OP_swreg:
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// rule is 2s
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decodeInstructionImp(proc, op, instruction, RULE_2s);
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break;
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case OP_neg_i:
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case OP_not:
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case OP_not_l:
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case OP_is_l:
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case OP_push:
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case OP_dup:
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case OP_pop:
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case OP_high:
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case OP_jmp:
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case OP_call:
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case OP_puind:
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case OP_inth:
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case OP_stat_g:
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case OP_ext:
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case OP_mem_wr:
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case OP_mem_hr:
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case OP_mem_br:
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case OP_sub:
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case OP_unsub:
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// rule is 1
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decodeInstructionImp(proc, op, instruction, RULE_1);
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break;
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case OP_nop:
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case OP_top:
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case OP_halt:
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case OP_reset:
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case OP_stat:
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case OP_lastad:
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// rule is 0
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decodeInstructionImp(proc, op, instruction, RULE_0);
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break;
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case OP_add_i:
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case OP_sub_i:
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case OP_mul_i:
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case OP_div_i:
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case OP_mod_i:
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case OP_shlt:
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case OP_shrt:
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case OP_and:
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case OP_or:
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case OP_xor:
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case OP_and_l:
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case OP_or_l:
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case OP_xor_l:
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case OP_lt_i:
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case OP_le_i:
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case OP_gt_i:
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case OP_ge_i:
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case OP_eq_i:
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case OP_neq_i:
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case OP_swap:
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case OP_jif:
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case OP_jnt:
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case OP_jind:
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case OP_cif:
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case OP_cnt:
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case OP_stind:
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case OP_swregi:
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case OP_stat_s:
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case OP_mem_ww:
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case OP_mem_hw:
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case OP_mem_bw:
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case OP_int:
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// rule is 2
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decodeInstructionImp(proc, op, instruction, RULE_2);
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break;
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}
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}
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void Proc_decodeInstructionExt(proc_t *proc, opcode_ext_t *op, opcode_data_t *instruction) {
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instruction->op=op->op;
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instruction->nArgs=op->nArgs;
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instruction->ext=1;
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switch(op->op) {
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case OP_E_add_d:
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case OP_E_sub_d:
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case OP_E_mul_d:
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case OP_E_div_d:
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case OP_E_pow_d:
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case OP_E_atan2:
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case OP_E_lt_d:
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case OP_E_le_d:
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case OP_E_gt_d:
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case OP_E_ge_d:
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case OP_E_eq_d:
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case OP_E_neq_d:
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case OP_E_hypot:
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// rule is 2d
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decodeInstructionExtImp(proc, op, instruction, RULE_2d);
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break;
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case OP_E_neg_d:
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case OP_E_cos:
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case OP_E_sin:
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case OP_E_tan:
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case OP_E_atan:
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case OP_E_d2i:
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case OP_E_sqrt:
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case OP_E_cbrt:
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case OP_E_exp:
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case OP_E_ln:
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case OP_E_floor:
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case OP_E_ceil:
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case OP_E_round:
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// rule is 1d
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decodeInstructionExtImp(proc, op, instruction, RULE_1d);
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break;
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case OP_E_i2d:
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// rule is 1
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decodeInstructionExtImp(proc, op, instruction, RULE_1);
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break;
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case OP_E_nop:
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case OP_E_cst_pi:
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case OP_E_cst_e:
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// rule is 0
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decodeInstructionExtImp(proc, op, instruction, RULE_0);
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break;
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}
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}
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