Mesa (master): radv: add VK_NV_compute_shader_derivates support
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Mon Apr 22 12:49:46 UTC 2019
Module: Mesa
Branch: master
Commit: b3e3440c87709d185379dc57a5311802eee51548
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b3e3440c87709d185379dc57a5311802eee51548
Author: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Date: Fri Apr 19 12:40:37 2019 +0200
radv: add VK_NV_compute_shader_derivates support
Only computeDerivativeGroupLinear is supported for now.
All crucible tests pass.
Signed-off-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
---
src/amd/vulkan/radv_device.c | 7 +++++++
src/amd/vulkan/radv_extensions.py | 1 +
src/amd/vulkan/radv_shader.c | 1 +
3 files changed, 9 insertions(+)
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 774ee5b91df..a31860eabf4 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -927,6 +927,13 @@ void radv_GetPhysicalDeviceFeatures2(
features->descriptorBindingInlineUniformBlockUpdateAfterBind = true;
break;
}
+ case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_COMPUTE_SHADER_DERIVATIVES_FEATURES_NV: {
+ VkPhysicalDeviceComputeShaderDerivativesFeaturesNV *features =
+ (VkPhysicalDeviceComputeShaderDerivativesFeaturesNV *)ext;
+ features->computeDerivativeGroupQuads = false;
+ features->computeDerivativeGroupLinear = true;
+ break;
+ }
default:
break;
}
diff --git a/src/amd/vulkan/radv_extensions.py b/src/amd/vulkan/radv_extensions.py
index 40fc585c503..9743ce1a774 100644
--- a/src/amd/vulkan/radv_extensions.py
+++ b/src/amd/vulkan/radv_extensions.py
@@ -133,6 +133,7 @@ EXTENSIONS = [
Extension('VK_AMD_shader_trinary_minmax', 1, True),
Extension('VK_GOOGLE_decorate_string', 1, True),
Extension('VK_GOOGLE_hlsl_functionality1', 1, True),
+ Extension('VK_NV_compute_shader_derivatives', 1, 'device->rad_info.chip_class >= VI'),
]
class VkVersion:
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index c802abb0e08..13f1f9aa9dc 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -223,6 +223,7 @@ radv_shader_compile_to_nir(struct radv_device *device,
const struct spirv_to_nir_options spirv_options = {
.lower_ubo_ssbo_access_to_offsets = true,
.caps = {
+ .derivative_group = true,
.descriptor_array_dynamic_indexing = true,
.device_group = true,
.draw_parameters = true,
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