61 lines
1.1 KiB
C++
61 lines
1.1 KiB
C++
#pragma once
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#include <vector>
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#include <memory>
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namespace vortex {
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class ArchDef;
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class Instr;
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class Pipeline;
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class Decoder {
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public:
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Decoder(const ArchDef &);
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std::shared_ptr<Instr> decode(HalfWord code, HalfWord PC);
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private:
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HalfWord inst_s_;
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HalfWord opcode_s_;
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HalfWord reg_s_;
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HalfWord func2_s_;
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HalfWord func3_s_;
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HalfWord shift_opcode_;
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HalfWord shift_rd_;
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HalfWord shift_rs1_;
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HalfWord shift_rs2_;
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HalfWord shift_rs3_;
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HalfWord shift_func2_;
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HalfWord shift_func3_;
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HalfWord shift_func7_;
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HalfWord shift_j_u_immed_;
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HalfWord shift_s_b_immed_;
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HalfWord shift_i_immed_;
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HalfWord reg_mask_;
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HalfWord func2_mask_;
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HalfWord func3_mask_;
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HalfWord func6_mask_;
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HalfWord func7_mask_;
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HalfWord opcode_mask_;
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HalfWord i_imm_mask_;
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HalfWord s_imm_mask_;
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HalfWord b_imm_mask_;
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HalfWord u_imm_mask_;
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HalfWord j_imm_mask_;
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HalfWord v_imm_mask_;
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//Vector
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HalfWord shift_vset_;
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HalfWord shift_vset_immed_;
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HalfWord shift_vmask_;
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HalfWord shift_vmop_;
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HalfWord shift_vnf_;
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HalfWord shift_func6_;
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HalfWord vmask_s_;
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HalfWord mop_s_;
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};
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} |