Mesa (main): lavapipe: enable KHR_shader_float16_int8

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Module: Mesa
Branch: main
Commit: 3a27e406edf5339bb3f029f2542188d19eca4c6c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3a27e406edf5339bb3f029f2542188d19eca4c6c

Author: Dave Airlie <airlied at redhat.com>
Date:   Mon Sep  6 10:30:40 2021 +1000

lavapipe: enable KHR_shader_float16_int8

Acked-By: Mike Blumenkrantz <michael.blumenkrantz at gmail.com>
Reviewed-by: Roland Scheidegger <sroland at vmware.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11816>

---

 src/gallium/frontends/lavapipe/lvp_device.c   | 8 ++++++++
 src/gallium/frontends/lavapipe/lvp_pipeline.c | 2 ++
 2 files changed, 10 insertions(+)

diff --git a/src/gallium/frontends/lavapipe/lvp_device.c b/src/gallium/frontends/lavapipe/lvp_device.c
index 95c3193f51a..1714a36b661 100644
--- a/src/gallium/frontends/lavapipe/lvp_device.c
+++ b/src/gallium/frontends/lavapipe/lvp_device.c
@@ -119,6 +119,7 @@ static const struct vk_device_extension_table lvp_device_extensions_supported =
    .KHR_separate_depth_stencil_layouts    = true,
    .KHR_shader_atomic_int64               = true,
    .KHR_shader_draw_parameters            = true,
+   .KHR_shader_float16_int8               = true,
    .KHR_storage_buffer_storage_class      = true,
 #ifdef LVP_USE_WSI_PLATFORM
    .KHR_swapchain                         = true,
@@ -626,6 +627,13 @@ VKAPI_ATTR void VKAPI_CALL lvp_GetPhysicalDeviceFeatures2(
          features->bufferDeviceAddressMultiDevice = false;
          break;
       }
+      case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_FLOAT16_INT8_FEATURES: {
+         VkPhysicalDeviceShaderFloat16Int8Features *features =
+            (VkPhysicalDeviceShaderFloat16Int8Features*)ext;
+         features->shaderFloat16 = pdevice->pscreen->get_shader_param(pdevice->pscreen, PIPE_SHADER_FRAGMENT, PIPE_SHADER_CAP_FP16) != 0;
+         features->shaderInt8 = true;
+         break;
+      }
       case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ATOMIC_INT64_FEATURES_KHR: {
          VkPhysicalDeviceShaderAtomicInt64FeaturesKHR *features = (void *)ext;
          features->shaderBufferInt64Atomics = true;
diff --git a/src/gallium/frontends/lavapipe/lvp_pipeline.c b/src/gallium/frontends/lavapipe/lvp_pipeline.c
index 07172fd789f..012ac0bd048 100644
--- a/src/gallium/frontends/lavapipe/lvp_pipeline.c
+++ b/src/gallium/frontends/lavapipe/lvp_pipeline.c
@@ -505,6 +505,8 @@ lvp_shader_compile_to_ir(struct lvp_pipeline *pipeline,
          .subgroup_ballot = true,
          .subgroup_quad = true,
          .subgroup_vote = true,
+         .int8 = true,
+         .float16 = true,
       },
       .ubo_addr_format = nir_address_format_32bit_index_offset,
       .ssbo_addr_format = nir_address_format_32bit_index_offset,