[Mesa-dev] [PATCH v3 7/7] radv: enable subgroup capabilities
Daniel Schürmann
daniel.schuermann at campus.tu-berlin.de
Tue Apr 10 14:37:36 UTC 2018
---
src/amd/vulkan/radv_device.c | 10 ++++++++--
src/amd/vulkan/radv_shader.c | 7 ++++++-
2 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 4fc7392e65..e50b661cac 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -939,8 +939,14 @@ void radv_GetPhysicalDeviceProperties2(
(VkPhysicalDeviceSubgroupProperties*)ext;
properties->subgroupSize = 64;
properties->supportedStages = VK_SHADER_STAGE_ALL;
- properties->supportedOperations = VK_SUBGROUP_FEATURE_BASIC_BIT;
- properties->quadOperationsInAllStages = false;
+ properties->supportedOperations =
+ VK_SUBGROUP_FEATURE_BASIC_BIT |
+ VK_SUBGROUP_FEATURE_BALLOT_BIT |
+ VK_SUBGROUP_FEATURE_QUAD_BIT |
+ VK_SUBGROUP_FEATURE_SHUFFLE_BIT |
+ VK_SUBGROUP_FEATURE_SHUFFLE_RELATIVE_BIT |
+ VK_SUBGROUP_FEATURE_VOTE_BIT;
+ properties->quadOperationsInAllStages = true;
break;
}
case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_MAINTENANCE_3_PROPERTIES: {
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index eaf24dcdee..9d49bc02a8 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -213,7 +213,11 @@ radv_shader_compile_to_nir(struct radv_device *device,
.tessellation = true,
.int64 = true,
.multiview = true,
+ .subgroup_ballot = true,
.subgroup_basic = true,
+ .subgroup_quad = true,
+ .subgroup_shuffle = true,
+ .subgroup_vote = true,
.variable_pointers = true,
.gcn_shader = true,
.trinary_minmax = true,
@@ -283,7 +287,8 @@ radv_shader_compile_to_nir(struct radv_device *device,
.lower_to_scalar = 1,
.lower_subgroup_masks = 1,
.lower_shuffle = 1,
- .lower_quad = 1,
+ .lower_shuffle_to_32bit = 1,
+ .lower_vote_eq_to_ballot = 1,
});
radv_optimize_nir(nir);
--
2.14.1
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