Reviewed-by: Jason Ekstrand <ja...@jlekstrand.net>
On Tue, Jan 10, 2017 at 9:57 AM, Lionel Landwerlin <
lionel.g.landwer...@intel.com> wrote:
> With shaders using a lot of inputs/outputs, like this (from Gtk+) :
>
> layout(location = 0) in vec2 inPos;
> layout(location = 1) in float inGradientPos;
> layout(location = 2) in flat int inRepeating;
> layout(location = 3) in flat int inStopCount;
> layout(location = 4) in flat vec4 inClipBounds;
> layout(location = 5) in flat vec4 inClipWidths;
> layout(location = 6) in flat ColorStop inStops[8];
>
> layout(location = 0) out vec4 outColor;
>
> we're missing the programming of the input_slots_valid field leading
> to an assert further down the backend code.
>
> v2: Use valid slots of the geometry or vertex stage (Jason)
>
> v3: Use helper to find correct vue map (Jason)
>
> v4: Set the valid slots off the previous stages (Jason)
>
> Signed-off-by: Lionel Landwerlin <lionel.g.landwer...@intel.com>
> ---
> src/intel/vulkan/anv_pipeline.c | 9 ++++++---
> 1 file changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/src/intel/vulkan/anv_pipeline.c b/src/intel/vulkan/anv_
> pipeline.c
> index 2c46ef5bf9..dbf1078e5f 100644
> --- a/src/intel/vulkan/anv_pipeline.c
> +++ b/src/intel/vulkan/anv_pipeline.c
> @@ -256,17 +256,20 @@ populate_gs_prog_key(const struct gen_device_info
> *devinfo,
> }
>
> static void
> -populate_wm_prog_key(const struct gen_device_info *devinfo,
> +populate_wm_prog_key(const struct anv_pipeline *pipeline,
> const VkGraphicsPipelineCreateInfo *info,
> struct brw_wm_prog_key *key)
> {
> + const struct gen_device_info *devinfo = &pipeline->device->info;
> ANV_FROM_HANDLE(anv_render_pass, render_pass, info->renderPass);
>
> memset(key, 0, sizeof(*key));
>
> populate_sampler_prog_key(devinfo, &key->tex);
>
> - /* TODO: Fill out key->input_slots_valid */
>
Mind leaving a TODO about wanting to set it to 0 based on NIR but not being
able to yet?
> + const struct brw_vue_map *vue_map =
> + anv_pipeline_get_fs_input_map(pipeline);
> + key->input_slots_valid = vue_map->slots_valid;
>
> /* Vulkan doesn't specify a default */
> key->high_quality_derivatives = false;
> @@ -592,7 +595,7 @@ anv_pipeline_compile_fs(struct anv_pipeline *pipeline,
> struct anv_shader_bin *bin = NULL;
> unsigned char sha1[20];
>
> - populate_wm_prog_key(&pipeline->device->info, info, &key);
> + populate_wm_prog_key(pipeline, info, &key);
>
> if (cache) {
> anv_hash_shader(sha1, &key, sizeof(key), module, entrypoint,
> --
> 2.11.0
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>
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