oaknut: Implement arranged accessors from DReg and QReg
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1 changed files with 80 additions and 59 deletions
139
externals/oaknut/include/oaknut/impl/reg.hpp
vendored
139
externals/oaknut/include/oaknut/impl/reg.hpp
vendored
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@ -200,51 +200,6 @@ private:
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int m_esize : 8;
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};
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struct BReg : public VReg {
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constexpr explicit BReg(int index_)
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: VReg(8, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct HReg : public VReg {
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constexpr explicit HReg(int index_)
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: VReg(16, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct SReg : public VReg {
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constexpr explicit SReg(int index_)
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: VReg(32, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct DReg : public VReg {
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constexpr explicit DReg(int index_)
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: VReg(64, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct QReg : public VReg {
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constexpr explicit QReg(int index_)
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: VReg(128, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct VReg_8B : public VRegArranged {
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constexpr explicit VReg_8B(int reg_index_)
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: VRegArranged(64, reg_index_, 64 / 8)
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@ -344,20 +299,6 @@ private:
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unsigned m_elem_index;
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};
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template<typename E>
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struct ElemSelector {
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constexpr explicit ElemSelector(int reg_index_)
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: m_reg_index(reg_index_)
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{}
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constexpr int reg_index() const { return m_reg_index; }
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constexpr E operator[](unsigned elem_index) const { return E{m_reg_index, elem_index}; }
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private:
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int m_reg_index;
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};
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struct BElem : public Elem {
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constexpr explicit BElem(int reg_, unsigned elem_index_)
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: Elem(2, reg_, elem_index_)
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@ -391,6 +332,86 @@ struct DElem_1 : public DElem {
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}
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};
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template<typename E>
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struct ElemSelector {
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constexpr explicit ElemSelector(int reg_index_)
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: m_reg_index(reg_index_)
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{}
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constexpr int reg_index() const { return m_reg_index; }
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constexpr E operator[](unsigned elem_index) const { return E{m_reg_index, elem_index}; }
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private:
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int m_reg_index;
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};
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struct BReg : public VReg {
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constexpr explicit BReg(int index_)
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: VReg(8, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct HReg : public VReg {
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constexpr explicit HReg(int index_)
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: VReg(16, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct SReg : public VReg {
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constexpr explicit SReg(int index_)
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: VReg(32, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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};
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struct DReg : public VReg {
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constexpr explicit DReg(int index_)
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: VReg(64, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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constexpr ElemSelector<BElem> Belem() const { return ElemSelector<BElem>(index()); }
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constexpr ElemSelector<HElem> Helem() const { return ElemSelector<HElem>(index()); }
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constexpr ElemSelector<SElem> Selem() const { return ElemSelector<SElem>(index()); }
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constexpr ElemSelector<DElem> Delem() const { return ElemSelector<DElem>(index()); }
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constexpr VReg_8B B8() const { return VReg_8B{index()}; }
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constexpr VReg_4H H4() const { return VReg_4H{index()}; }
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constexpr VReg_2S S2() const { return VReg_2S{index()}; }
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constexpr VReg_1D D1() const { return VReg_1D{index()}; }
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};
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struct QReg : public VReg {
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constexpr explicit QReg(int index_)
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: VReg(128, index_)
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{}
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template<typename Policy>
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friend class BasicCodeGenerator;
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constexpr ElemSelector<BElem> Belem() const { return ElemSelector<BElem>(index()); }
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constexpr ElemSelector<HElem> Helem() const { return ElemSelector<HElem>(index()); }
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constexpr ElemSelector<SElem> Selem() const { return ElemSelector<SElem>(index()); }
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constexpr ElemSelector<DElem> Delem() const { return ElemSelector<DElem>(index()); }
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constexpr VReg_16B B16() const { return VReg_16B{index()}; }
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constexpr VReg_8H H8() const { return VReg_8H{index()}; }
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constexpr VReg_4S S4() const { return VReg_4S{index()}; }
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constexpr VReg_2D D2() const { return VReg_2D{index()}; }
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constexpr VReg_1Q Q1() const { return VReg_1Q{index()}; }
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};
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constexpr BReg VReg::toB() const
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{
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return BReg{index()};
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