Reviewed-by: Iago Toral Quiroga <ito...@igalia.com>
On Mon, 2016-01-11 at 09:36 -0800, Matt Turner wrote:
> ---
> .../drivers/dri/i965/brw_fs_combine_constants.cpp | 21
> ++++++++++++++++++++-
> 1 file changed, 20 insertions(+), 1 deletion(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_combine_constants.cpp
> b/src/mesa/drivers/dri/i965/brw_fs_combine_constants.cpp
> index c5280ac..9141907 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_combine_constants.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_combine_constants.cpp
> @@ -39,6 +39,8 @@
>
> using namespace brw;
>
> +static const bool debug = false;
> +
> /* Returns whether an instruction could co-issue if its immediate source were
> * replaced with a GRF source.
> */
> @@ -265,7 +267,6 @@ fs_visitor::opt_combine_constants()
> if (cfg->num_blocks != 1)
> qsort(table.imm, table.len, sizeof(struct imm), compare);
>
> -
> /* Insert MOVs to load the constant values into GRFs. */
> fs_reg reg(VGRF, alloc.allocate(dispatch_width / 8));
> reg.stride = 0;
> @@ -303,6 +304,24 @@ fs_visitor::opt_combine_constants()
> }
> }
>
> + if (debug) {
> + for (int i = 0; i < table.len; i++) {
> + struct imm *imm = &table.imm[i];
> +
> + printf("%.3fF - block %3d, reg %3d sub %2d, Uses: (%2d, %2d), "
> + "IP: %4d to %4d, length %4d\n",
> + imm->val,
> + imm->block->num,
> + imm->nr,
> + imm->subreg_offset,
> + imm->must_promote,
> + imm->uses_by_coissue,
> + imm->first_use_ip,
> + imm->last_use_ip,
> + imm->last_use_ip - imm->first_use_ip);
> + }
> + }
> +
> ralloc_free(const_ctx);
> invalidate_live_intervals();
>
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