PVS_SRC_REG_TYPE = {
    0: "PVS_SRC_REG_TEMPORARY",
    1: "PVS_SRC_REG_INPUT",
    2: "PVS_SRC_REG_CONSTANT",
    3: "PVS_SRC_REG_ALT_TEMPORARY",
}

PVS_SRC_SWIZZLE_SEL = {
    0: "PVS_SRC_SELECT_X",
    1: "PVS_SRC_SELECT_Y",
    2: "PVS_SRC_SELECT_Z",
    3: "PVS_SRC_SELECT_W",
    4: "PVS_SRC_SELECT_FORCE_0",
    5: "PVS_SRC_SELECT_FORCE_1",
}

PVS_SRC_ADDR_MODE = {
    0: "Absolute addressing",
    1: "Relative addressing using A0 register",
    2: "Relative addressing using I0 register",
}