137 lines
3.3 KiB
C++
137 lines
3.3 KiB
C++
#pragma once
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#include "types.h"
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#include "trace.h"
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namespace vortex {
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class Warp;
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enum Opcode {
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NOP = 0,
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R_INST = 0x33,
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L_INST = 0x3,
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I_INST = 0x13,
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S_INST = 0x23,
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B_INST = 0x63,
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LUI_INST = 0x37,
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AUIPC_INST= 0x17,
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JAL_INST = 0x6f,
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JALR_INST = 0x67,
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SYS_INST = 0x73,
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FENCE = 0x0f,
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PJ_INST = 0x7b,
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GPGPU = 0x6b,
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VSET_ARITH= 0x57,
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VL = 0x7,
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VS = 0x27,
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};
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enum InstType {
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N_TYPE,
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R_TYPE,
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I_TYPE,
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S_TYPE,
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B_TYPE,
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U_TYPE,
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J_TYPE,
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V_TYPE
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};
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class Instr {
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public:
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Instr()
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: predicated_(false)
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, nRsrc_(0)
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, nPsrc_(0)
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, hasImmSrc_(false)
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, hasRDest_(false)
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, hasPDest_(false)
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{}
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friend std::ostream &operator<<(std::ostream &, Instr &);
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/* Setters used to "craft" the instruction. */
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void setOpcode(Opcode opcode) { opcode_ = opcode; }
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void setPred(RegNum pReg) { predicated_ = true; pred_ = pReg; }
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void setDestReg(RegNum destReg) { hasRDest_ = true; rdest_ = destReg; }
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void setSrcReg(RegNum srcReg) { rsrc_[nRsrc_++] = srcReg; }
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void setFunc3(Word func3) { func3_ = func3; }
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void setFunc7(Word func7) { func7_ = func7; }
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void setSrcImm(Word srcImm) { hasImmSrc_ = true; immsrc_ = srcImm; }
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void setVsetImm(Word vset_imm) { if(vset_imm) vsetImm_ = true; else vsetImm_ = false; }
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void setVlsWidth(Word width) { vlsWidth_ = width; }
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void setVmop(Word mop) { vMop_ = mop; }
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void setVnf(Word nf) { vNf_ = nf; }
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void setVmask(Word mask) { vmask_ = mask; }
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void setVs3(Word vs) { vs3_ = vs; }
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void setVlmul(Word lmul);
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void setVsew(Word sew);
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void setVediv(Word ediv);
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void setFunc6(Word func6) { func6_ = func6; }
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void setPrivileged(bool privileged) { privileged_ = privileged; }
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/* Getters used by encoders. */
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Opcode getOpcode() const { return opcode_; }
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Word getFunc3() const { return func3_; }
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Word getFunc6() const { return func6_; }
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Word getFunc7() const { return func7_; }
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RegNum getNRSrc() const { return nRsrc_; }
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RegNum getRSrc(RegNum i) const { return rsrc_[i]; }
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bool hasRDest() const { return hasRDest_; }
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RegNum getRDest() const { return rdest_; }
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bool hasPDest() const { return hasPDest_; }
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RegNum getPDest() const { return pdest_; }
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bool hasPred() const { return predicated_; }
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RegNum getPred() const { return pred_; }
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bool hasImm() const { return hasImmSrc_; }
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Word getImm() const { return immsrc_; }
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bool getVsetImm() const { return vsetImm_; }
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Word getVlsWidth() const { return vlsWidth_; }
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Word getVmop() const { return vMop_; }
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Word getvNf() const { return vNf_; }
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bool getVmask() const { return vmask_; }
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Word getVs3() const { return vs3_; }
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Word getVlmul() const { return vlmul_; }
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Word getVsew() const { return vsew_; }
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Word getVediv() const { return vediv_; }
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bool getPrivileged() const { return privileged_; }
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private:
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enum {
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MAX_REG_SOURCES = 3
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};
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Opcode opcode_;
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bool predicated_;
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RegNum pred_;
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int nRsrc_;
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int nPsrc_;
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RegNum rsrc_[MAX_REG_SOURCES];
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bool hasImmSrc_;
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Word immsrc_;
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Word func3_;
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Word func7_;
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bool hasRDest_;
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bool hasPDest_;
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RegNum rdest_;
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RegNum pdest_;
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bool privileged_;
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//Vector
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bool vsetImm_;
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bool vmask_;
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Word vlsWidth_;
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Word vMop_;
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Word vNf_;
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Word vs3_;
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Word vlmul_;
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Word vsew_;
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Word vediv_;
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Word func6_;
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};
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std::ostream &operator<<(std::ostream &, Instr &);
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} |