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anv: Implement the basic form of VK_EXT_transform_feedback

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
This commit is contained in:
Jason Ekstrand
2018-09-10 16:17:37 -05:00
parent 39925d60ec
commit 36ee2fd61c
7 changed files with 329 additions and 2 deletions
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11
src/intel/vulkan/anv_pipeline.c
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@@ -32,6 +32,7 @@
#include "anv_private.h"
#include "compiler/brw_nir.h"
#include "anv_nir.h"
#include "nir/nir_xfb_info.h"
#include "spirv/nir_spirv.h"
#include "vk_util.h"
@@ -138,6 +139,7 @@ anv_shader_compile_to_nir(struct anv_device *device,
.device_group = true,
.draw_parameters = true,
.float64 = pdevice->info.gen >= 8,
.geometry_streams = true,
.image_write_without_format = true,
.int16 = pdevice->info.gen >= 8,
.int64 = pdevice->info.gen >= 8,
@@ -155,6 +157,7 @@ anv_shader_compile_to_nir(struct anv_device *device,
.subgroup_shuffle = true,
.subgroup_vote = true,
.tessellation = true,
.transform_feedback = pdevice->info.gen >= 8,
.variable_pointers = true,
},
.ubo_ptr_type = glsl_vector_type(GLSL_TYPE_UINT, 2),
@@ -1082,6 +1085,12 @@ anv_pipeline_compile_graphics(struct anv_pipeline *pipeline,
void *stage_ctx = ralloc_context(NULL);
nir_xfb_info *xfb_info = NULL;
if (s == MESA_SHADER_VERTEX ||
s == MESA_SHADER_TESS_EVAL ||
s == MESA_SHADER_GEOMETRY)
xfb_info = nir_gather_xfb_info(stages[s].nir, stage_ctx);
anv_pipeline_lower_nir(pipeline, stage_ctx, &stages[s], layout);
const unsigned *code;
@@ -1123,7 +1132,7 @@ anv_pipeline_compile_graphics(struct anv_pipeline *pipeline,
stages[s].nir->constant_data_size,
&stages[s].prog_data.base,
brw_prog_data_size(s),
NULL, &stages[s].bind_map);
xfb_info, &stages[s].bind_map);
if (!bin) {
ralloc_free(stage_ctx);
result = vk_error(VK_ERROR_OUT_OF_HOST_MEMORY);