avx_type.hpp

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#include <assert.h>
// copy CodeGenerator::AVXtype
    enum AVXtype {
        // low 3 bit
        T_N1 = 1,
        T_N2 = 2,
        T_N4 = 3,
        T_N8 = 4,
        T_N16 = 5,
        T_N32 = 6,
        T_NX_MASK = 7,
        //
        T_N_VL = 1 << 3, // N * (1, 2, 4) for VL
        T_DUP = 1 << 4, // N = (8, 32, 64)
        T_66 = 1 << 5,
        T_F3 = 1 << 6,
        T_F2 = 1 << 7,
        T_0F = 1 << 8,
        T_0F38 = 1 << 9,
        T_0F3A = 1 << 10,
        T_L0 = 1 << 11,
        T_L1 = 1 << 12,
        T_W0 = 1 << 13,
        T_W1 = 1 << 14,
        T_EW0 = 1 << 15,
        T_EW1 = 1 << 16,
        T_YMM = 1 << 17, // support YMM, ZMM
        T_EVEX = 1 << 18,
        T_ER_X = 1 << 19, // xmm{er}
        T_ER_Y = 1 << 20, // ymm{er}
        T_ER_Z = 1 << 21, // zmm{er}
        T_SAE_X = 1 << 22, // xmm{sae}
        T_SAE_Y = 1 << 23, // ymm{sae}
        T_SAE_Z = 1 << 24, // zmm{sae}
        T_MUST_EVEX = 1 << 25, // contains T_EVEX
        T_B32 = 1 << 26, // m32bcst
        T_B64 = 1 << 27, // m64bcst
        T_M_K = 1 << 28, // mem{k}
        T_XXX
    };
 
const int NONE = 256; // same as Xbyak::CodeGenerator::NONE
 
std::string type2String(int type)
{
    std::string str;
    int low = type & T_NX_MASK;
    if (0 < low) {
        const char *tbl[8] = {
            "T_N1", "T_N2", "T_N4", "T_N8", "T_N16", "T_N32"
        };
        assert(low < int(sizeof(tbl) / sizeof(tbl[0])));
        str = tbl[low - 1];
    }
    if (type & T_N_VL) {
        if (!str.empty()) str += " | ";
        str += "T_N_VL";
    }
    if (type & T_DUP) {
        if (!str.empty()) str += " | ";
        str += "T_DUP";
    }
    if (type & T_66) {
        if (!str.empty()) str += " | ";
        str += "T_66";
    }
    if (type & T_F3) {
        if (!str.empty()) str += " | ";
        str += "T_F3";
    }
    if (type & T_F2) {
        if (!str.empty()) str += " | ";
        str += "T_F2";
    }
    if (type & T_0F) {
        if (!str.empty()) str += " | ";
        str += "T_0F";
    }
    if (type & T_0F38) {
        if (!str.empty()) str += " | ";
        str += "T_0F38";
    }
    if (type & T_0F3A) {
        if (!str.empty()) str += " | ";
        str += "T_0F3A";
    }
    if (type & T_L0) {
        if (!str.empty()) str += " | ";
        str += "VEZ_L0";
    }
    if (type & T_L1) {
        if (!str.empty()) str += " | ";
        str += "VEZ_L1";
    }
    if (type & T_W0) {
        if (!str.empty()) str += " | ";
        str += "T_W0";
    }
    if (type & T_W1) {
        if (!str.empty()) str += " | ";
        str += "T_W1";
    }
    if (type & T_EW0) {
        if (!str.empty()) str += " | ";
        str += "T_EW0";
    }
    if (type & T_EW1) {
        if (!str.empty()) str += " | ";
        str += "T_EW1";
    }
    if (type & T_YMM) {
        if (!str.empty()) str += " | ";
        str += "T_YMM";
    }
    if (type & T_EVEX) {
        if (!str.empty()) str += " | ";
        str += "T_EVEX";
    }
    if (type & T_ER_X) {
        if (!str.empty()) str += " | ";
        str += "T_ER_X";
    }
    if (type & T_ER_Y) {
        if (!str.empty()) str += " | ";
        str += "T_ER_Y";
    }
    if (type & T_ER_Z) {
        if (!str.empty()) str += " | ";
        str += "T_ER_Z";
    }
    if (type & T_SAE_X) {
        if (!str.empty()) str += " | ";
        str += "T_SAE_X";
    }
    if (type & T_SAE_Y) {
        if (!str.empty()) str += " | ";
        str += "T_SAE_Y";
    }
    if (type & T_SAE_Z) {
        if (!str.empty()) str += " | ";
        str += "T_SAE_Z";
    }
    if (type & T_MUST_EVEX) {
        if (!str.empty()) str += " | ";
        str += "T_MUST_EVEX";
    }
    if (type & T_B32) {
        if (!str.empty()) str += " | ";
        str += "T_B32";
    }
    if (type & T_B64) {
        if (!str.empty()) str += " | ";
        str += "T_B64";
    }
    if (type & T_M_K) {
        if (!str.empty()) str += " | ";
        str += "T_M_K";
    }
    return str;
}