On Tuesday, February 14, 2017 11:29:47 PM PST Jason Ekstrand wrote:
> We can only do the optimization if the source *is* SSA.
>
> Cc: "13.0 17.0" <mesa-sta...@lists.freedesktop.org>
> ---
> src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> index 991c20f..94f2751 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> @@ -1219,7 +1219,7 @@ fs_visitor::nir_emit_alu(const fs_builder &bld,
> nir_alu_instr *instr)
> * the unpack operation.
> */
> for (int i = 0; i < 2; i++) {
> - if (instr->src[i].src.is_ssa)
> + if (!instr->src[i].src.is_ssa)
> continue;
>
> const nir_instr *parent_instr = instr->src[i].src.ssa->parent_instr;
> Series is: Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>
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