No support for 64-bit compare&swap atomic operations.
Signed-off-by: Samuel Pitoiset <samuel.pitoi...@gmail.com>
---
src/amd/vulkan/radv_device.c | 10 ++++++++++
src/amd/vulkan/radv_extensions.py | 1 +
src/amd/vulkan/radv_shader.c | 1 +
3 files changed, 12 insertions(+)
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index 1f77dcadb17..13021a9f2da 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -906,6 +906,16 @@ void radv_GetPhysicalDeviceFeatures2(
features->shaderInt8 = true;
break;
}
+ case
VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ATOMIC_INT64_FEATURES_KHR: {
+ VkPhysicalDeviceShaderAtomicInt64FeaturesKHR *features =
+ (VkPhysicalDeviceShaderAtomicInt64FeaturesKHR
*)ext;
+ /* TODO: Enable this once the driver supports 64-bit
+ * compare&swap atomic operations.
+ */
+ features->shaderBufferInt64Atomics = false;
+ features->shaderSharedInt64Atomics = false;
+ break;
+ }
default:
break;
}
diff --git a/src/amd/vulkan/radv_extensions.py
b/src/amd/vulkan/radv_extensions.py
index 13fe391e623..2d2d3f0c447 100644
--- a/src/amd/vulkan/radv_extensions.py
+++ b/src/amd/vulkan/radv_extensions.py
@@ -81,6 +81,7 @@ EXTENSIONS = [
Extension('VK_KHR_push_descriptor', 1, True),
Extension('VK_KHR_relaxed_block_layout', 1, True),
Extension('VK_KHR_sampler_mirror_clamp_to_edge', 1, True),
+ Extension('VK_KHR_shader_atomic_int64', 1, 'HAVE_LLVM >=
0x900'),
Extension('VK_KHR_shader_draw_parameters', 1, True),
Extension('VK_KHR_shader_float16_int8', 1, True),
Extension('VK_KHR_storage_buffer_storage_class', 1, True),
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index a9677094772..c802abb0e08 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -235,6 +235,7 @@ radv_shader_compile_to_nir(struct radv_device *device,
.int8 = true,
.int16 = true,
.int64 = true,
+ .int64_atomics = true,
.multiview = true,
.physical_storage_buffer_address = true,
.runtime_descriptor_array = true,
--
2.21.0
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