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panfrost: Set reads_frag_coord as a sysval

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In addition to parsing out the varying. This is needed so it works on
Bifrost as well.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5267>
This commit is contained in:
Alyssa Rosenzweig 2020-05-29 16:06:10 -04:00 • committed by Marge Bot
parent 52875a34aa
commit 1d194f8ac4
1 changed files with 3 additions and 0 deletions
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3
src/gallium/drivers/panfrost/pan_assemble.c
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@ -177,6 +177,9 @@ panfrost_shader_compile(struct panfrost_context *ctx,
bool vertex_id = s->info.system_values_read & (1 << SYSTEM_VALUE_VERTEX_ID);
bool instance_id = s->info.system_values_read & (1 << SYSTEM_VALUE_INSTANCE_ID);
/* On Bifrost it's a sysval, on Midgard it's a varying */
state->reads_frag_coord = s->info.system_values_read & (1 << SYSTEM_VALUE_FRAG_COORD);
switch (stage) {
case MESA_SHADER_VERTEX:
state->attribute_count = util_bitcount64(s->info.inputs_read);