Kenneth Graunke <kenn...@whitecape.org> writes:
> These helper macros save you from writing nasty expressions like:
>
> if ((inst->src[1].type == BRW_REGISTER_TYPE_F &&
> inst->src[1].imm.f == 1.0) ||
> ((inst->src[1].type == BRW_REGISTER_TYPE_D ||
> inst->src[1].type == BRW_REGISTER_TYPE_UD) &&
> inst->src[1].imm.u == 1)) {
>
> Instead, you simply get to write inst->src[1].is_one(). Simple.
> Also, this makes the FS backend match the VS backend (which has these).
>
> This patch also converts opt_algebraic to use the new helper functions.
> As a consequence, it will now also optimize integer-typed expressions.Reviewed-by: Eric Anholt <e...@anholt.net>
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