48 #define TGSI_FOR_EACH_CHANNEL( CHAN )\  argument
49    for (CHAN = 0; CHAN < TGSI_NUM_CHANNELS; CHAN++)
51 #define TGSI_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\  argument
52    ((INST)->Dst[0].Register.WriteMask & (1 << (CHAN)))
54 #define TGSI_IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )\  argument
55    if (TGSI_IS_DST0_CHANNEL_ENABLED( INST, CHAN ))
57 #define TGSI_FOR_EACH_DST0_ENABLED_CHANNEL( INST, CHAN )\  argument
58    TGSI_FOR_EACH_CHANNEL( CHAN )\
59       TGSI_IF_IS_DST0_CHANNEL_ENABLED( INST, CHAN )
61 #define TGSI_IS_DST1_CHANNEL_ENABLED( INST, CHAN )\  argument
62    ((INST)->Dst[1].Register.WriteMask & (1 << (CHAN)))
64 #define TGSI_IF_IS_DST1_CHANNEL_ENABLED( INST, CHAN )\  argument
65    if (TGSI_IS_DST1_CHANNEL_ENABLED( INST, CHAN ))
67 #define TGSI_FOR_EACH_DST1_ENABLED_CHANNEL( INST, CHAN )\  argument
68    TGSI_FOR_EACH_CHANNEL( CHAN )\
69       TGSI_IF_IS_DST1_CHANNEL_ENABLED( INST, CHAN )