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# Copyright 2018 The Amber Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
[comment]
Source code in GLSL:
#version 430
layout(set = 0, binding = 0) buffer block0 {
float data_set0_binding0[3];
};
layout(set = 1, binding = 2) buffer block1 {
float data_set1_binding2[3];
};
layout(set = 2, binding = 1) buffer block2 {
float data_set2_binding1[3];
};
layout(set = 2, binding = 3) buffer block3 {
float data_set2_binding3[3];
};
[compute shader spirv]
; SPIR-V
; Version: 1.0
; Generator: Khronos Glslang Reference Front End; 7
; Bound: 71
; Schema: 0
OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %main "foo" %gl_WorkGroupID
OpExecutionMode %main LocalSize 1 1 1
OpSource GLSL 430
OpName %main "foo"
OpName %index "index"
OpName %gl_WorkGroupID "gl_WorkGroupID"
OpName %block0 "block0"
OpMemberName %block0 0 "data_set0_binding0"
OpName %_ ""
OpName %block1 "block1"
OpMemberName %block1 0 "data_set1_binding2"
OpName %__0 ""
OpName %block2 "block2"
OpMemberName %block2 0 "data_set2_binding1"
OpName %__1 ""
OpName %block3 "block3"
OpMemberName %block3 0 "data_set2_binding3"
OpName %__2 ""
OpDecorate %gl_WorkGroupID BuiltIn WorkgroupId
OpDecorate %_arr_float_uint_3 ArrayStride 4
OpMemberDecorate %block0 0 Offset 0
OpDecorate %block0 BufferBlock
OpDecorate %_ DescriptorSet 0
OpDecorate %_ Binding 0
OpDecorate %_arr_float_uint_3_0 ArrayStride 4
OpMemberDecorate %block1 0 Offset 0
OpDecorate %block1 BufferBlock
OpDecorate %__0 DescriptorSet 1
OpDecorate %__0 Binding 2
OpDecorate %_arr_float_uint_3_1 ArrayStride 4
OpMemberDecorate %block2 0 Offset 0
OpDecorate %block2 BufferBlock
OpDecorate %__1 DescriptorSet 2
OpDecorate %__1 Binding 1
OpDecorate %_arr_float_uint_3_2 ArrayStride 4
OpMemberDecorate %block3 0 Offset 0
OpDecorate %block3 BufferBlock
OpDecorate %__2 DescriptorSet 2
OpDecorate %__2 Binding 3
%void = OpTypeVoid
%3 = OpTypeFunction %void
%uint = OpTypeInt 32 0
%_ptr_Function_uint = OpTypePointer Function %uint
%v3uint = OpTypeVector %uint 3
%_ptr_Input_v3uint = OpTypePointer Input %v3uint
%gl_WorkGroupID = OpVariable %_ptr_Input_v3uint Input
%uint_0 = OpConstant %uint 0
%_ptr_Input_uint = OpTypePointer Input %uint
%float = OpTypeFloat 32
%uint_3 = OpConstant %uint 3
%_arr_float_uint_3 = OpTypeArray %float %uint_3
%block0 = OpTypeStruct %_arr_float_uint_3
%_ptr_Uniform_block0 = OpTypePointer Uniform %block0
%_ = OpVariable %_ptr_Uniform_block0 Uniform
%int = OpTypeInt 32 1
%int_0 = OpConstant %int 0
%_ptr_Uniform_float = OpTypePointer Uniform %float
%float_1 = OpConstant %float 1
%_arr_float_uint_3_0 = OpTypeArray %float %uint_3
%block1 = OpTypeStruct %_arr_float_uint_3_0
%_ptr_Uniform_block1 = OpTypePointer Uniform %block1
%__0 = OpVariable %_ptr_Uniform_block1 Uniform
%_arr_float_uint_3_1 = OpTypeArray %float %uint_3
%block2 = OpTypeStruct %_arr_float_uint_3_1
%_ptr_Uniform_block2 = OpTypePointer Uniform %block2
%__1 = OpVariable %_ptr_Uniform_block2 Uniform
%float_10 = OpConstant %float 10
%_arr_float_uint_3_2 = OpTypeArray %float %uint_3
%block3 = OpTypeStruct %_arr_float_uint_3_2
%_ptr_Uniform_block3 = OpTypePointer Uniform %block3
%__2 = OpVariable %_ptr_Uniform_block3 Uniform
%float_30 = OpConstant %float 30
%main = OpFunction %void None %3
%5 = OpLabel
%index = OpVariable %_ptr_Function_uint Function
%14 = OpAccessChain %_ptr_Input_uint %gl_WorkGroupID %uint_0
%15 = OpLoad %uint %14
OpStore %index %15
%24 = OpLoad %uint %index
%25 = OpLoad %uint %index
%27 = OpAccessChain %_ptr_Uniform_float %_ %int_0 %25
%28 = OpLoad %float %27
%30 = OpFAdd %float %28 %float_1
%31 = OpAccessChain %_ptr_Uniform_float %_ %int_0 %24
OpStore %31 %30
%36 = OpLoad %uint %index
%41 = OpLoad %uint %index
%42 = OpAccessChain %_ptr_Uniform_float %__1 %int_0 %41
%43 = OpLoad %float %42
%44 = OpLoad %uint %index
%45 = OpAccessChain %_ptr_Uniform_float %__0 %int_0 %44
%46 = OpLoad %float %45
%47 = OpFSub %float %43 %46
%48 = OpAccessChain %_ptr_Uniform_float %__0 %int_0 %36
OpStore %48 %47
%49 = OpLoad %uint %index
%55 = OpLoad %uint %index
%56 = OpAccessChain %_ptr_Uniform_float %__2 %int_0 %55
%57 = OpLoad %float %56
%58 = OpFMul %float %float_10 %57
%59 = OpLoad %uint %index
%60 = OpAccessChain %_ptr_Uniform_float %__1 %int_0 %59
%61 = OpLoad %float %60
%62 = OpFAdd %float %58 %61
%63 = OpAccessChain %_ptr_Uniform_float %__1 %int_0 %49
OpStore %63 %62
%64 = OpLoad %uint %index
%66 = OpLoad %uint %index
%67 = OpAccessChain %_ptr_Uniform_float %__2 %int_0 %66
%68 = OpLoad %float %67
%69 = OpFMul %float %float_30 %68
%70 = OpAccessChain %_ptr_Uniform_float %__2 %int_0 %64
OpStore %70 %69
OpReturn
OpFunctionEnd
[test]
ssbo 0:0 subdata vec3 0 1.0 2.0 3.0
ssbo 1:2 subdata vec3 0 4.0 5.0 6.0
ssbo 2:1 subdata vec3 0 21.0 22.0 23.0
ssbo 2:3 subdata vec3 0 0.7 0.8 0.9
compute entrypoint foo
compute 3 1 1
probe ssbo vec3 0:0 0 ~= 2.0 3.0 4.0
probe ssbo vec3 1:2 0 ~= 17.0 17.0 17.0
probe ssbo vec3 2:1 0 ~= 28.0 30.0 32.0
probe ssbo vec3 2:3 0 ~= 21.0 24.0 27.0
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