| [require] |
| VK_KHR_spirv_1_4 |
| VK_KHR_storage_buffer_storage_class |
| |
| [compute shader spirv] |
| OpCapability Shader |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint GLCompute %main "main" %out_var %in_var %gid_var |
| OpExecutionMode %main LocalSize 4 4 1 |
| |
| OpDecorate %uint_rta ArrayStride 4 |
| OpDecorate %struct Block |
| OpMemberDecorate %struct 0 Offset 0 |
| OpDecorate %in_var DescriptorSet 0 |
| OpDecorate %in_var Binding 0 |
| OpDecorate %out_var DescriptorSet 0 |
| OpDecorate %out_var Binding 1 |
| |
| OpDecorate %func_var NonWritable |
| |
| OpDecorate %gid_var BuiltIn GlobalInvocationId |
| |
| %void = OpTypeVoid |
| %bool = OpTypeBool |
| %uint = OpTypeInt 32 0 |
| %uint3 = OpTypeVector %uint 3 |
| %uint_0 = OpConstant %uint 0 |
| %uint_1 = OpConstant %uint 1 |
| %uint_2 = OpConstant %uint 2 |
| %uint_3 = OpConstant %uint 3 |
| %uint_4 = OpConstant %uint 4 |
| %uint_5 = OpConstant %uint 5 |
| %uint_6 = OpConstant %uint 6 |
| %uint_7 = OpConstant %uint 7 |
| %uint_8 = OpConstant %uint 8 |
| %uint_9 = OpConstant %uint 9 |
| %uint_10 = OpConstant %uint 10 |
| %uint_11 = OpConstant %uint 11 |
| %uint_12 = OpConstant %uint 12 |
| %uint_13 = OpConstant %uint 13 |
| %uint_14 = OpConstant %uint 14 |
| %uint_15 = OpConstant %uint 15 |
| %uint_array_4 = OpTypeArray %uint %uint_4 |
| %array_array_4 = OpTypeArray %uint_array_4 %uint_4 |
| |
| %const_array_r_0 = OpConstantComposite %uint_array_4 %uint_15 %uint_14 %uint_13 %uint_12 |
| %const_array_r_1 = OpConstantComposite %uint_array_4 %uint_11 %uint_10 %uint_9 %uint_8 |
| %const_array_r_2 = OpConstantComposite %uint_array_4 %uint_7 %uint_6 %uint_5 %uint_4 |
| %const_array_r_3 = OpConstantComposite %uint_array_4 %uint_3 %uint_2 %uint_1 %uint_0 |
| %const_array_r = OpConstantComposite %array_array_4 %const_array_r_0 %const_array_r_1 %const_array_r_2 %const_array_r_3 |
| |
| %ptr_array_array_function = OpTypePointer Function %array_array_4 |
| %ptr_func_uint = OpTypePointer Function %uint |
| %uint_rta = OpTypeRuntimeArray %uint |
| %struct = OpTypeStruct %uint_rta |
| %ptr_ssbo_struct = OpTypePointer StorageBuffer %struct |
| %out_var = OpVariable %ptr_ssbo_struct StorageBuffer |
| %in_var = OpVariable %ptr_ssbo_struct StorageBuffer |
| %ptr_ssbo_uint = OpTypePointer StorageBuffer %uint |
| %ptr_input_uint3 = OpTypePointer Input %uint3 |
| %gid_var = OpVariable %ptr_input_uint3 Input |
| |
| %void_fn = OpTypeFunction %void |
| %main = OpFunction %void None %void_fn |
| %entry = OpLabel |
| %func_var = OpVariable %ptr_array_array_function Function %const_array_r |
| %gid = OpLoad %uint3 %gid_var |
| %gid_x = OpCompositeExtract %uint %gid 0 |
| %gid_y = OpCompositeExtract %uint %gid 1 |
| %x_modifier = OpIMul %uint %gid_x %uint_4 |
| %idx = OpIAdd %uint %x_modifier %gid_y |
| %in_gep = OpAccessChain %ptr_ssbo_uint %in_var %uint_0 %idx |
| %ld1 = OpLoad %uint %in_gep |
| %v_gep = OpAccessChain %ptr_func_uint %func_var %gid_x %gid_y |
| %ld2 = OpLoad %uint %v_gep |
| %add = OpIAdd %uint %ld1 %ld2 |
| %out_gep = OpAccessChain %ptr_ssbo_uint %out_var %uint_0 %idx |
| OpStore %out_gep %add |
| OpReturn |
| OpFunctionEnd |
| |
| [test] |
| ssbo 0:0 subdata uint 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 |
| ssbo 0:1 64 |
| |
| compute entrypoint main |
| compute 1 1 1 |
| |
| probe ssbo uint 0:1 0 == 16 16 16 16 |
| probe ssbo uint 0:1 16 == 16 16 16 16 |
| probe ssbo uint 0:1 32 == 16 16 16 16 |
| probe ssbo uint 0:1 48 == 16 16 16 16 |
| |
