159 lines
4.8 KiB
Plaintext
159 lines
4.8 KiB
Plaintext
#!amber
|
|
|
|
# Copyright 2019 Google LLC
|
|
#
|
|
# 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
|
|
#
|
|
# http://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.
|
|
|
|
|
|
# A test for a coverage-gap found by GraphicsFuzz.
|
|
|
|
# Short description: A fragment shader that covers a specific propagate array copy path.
|
|
|
|
# The test passes because shader always writes red.
|
|
|
|
SHADER vertex variant_vertex_shader PASSTHROUGH
|
|
|
|
# variant_fragment_shader is derived from the following GLSL:
|
|
# #version 310 es
|
|
# precision highp float;
|
|
#
|
|
# layout(location = 0) out vec4 _GLF_color;
|
|
#
|
|
# layout(set = 0, binding = 0) uniform buf0
|
|
# {
|
|
# int zero;
|
|
# };
|
|
#
|
|
# struct Array {
|
|
# int values[2];
|
|
# };
|
|
#
|
|
# void main()
|
|
# {
|
|
# Array a;
|
|
# a.values[zero] = 1;
|
|
# Array b = a;
|
|
# float one = 0.0;
|
|
# // If condition is always true
|
|
# if(b.values[zero] == 1)
|
|
# one = 1.0;
|
|
# _GLF_color = vec4(one, 0, 0, 1);
|
|
# }
|
|
SHADER fragment variant_fragment_shader SPIRV-ASM TARGET_ENV spv1.0
|
|
; SPIR-V
|
|
; Version: 1.0
|
|
; Generator: Khronos Glslang Reference Front End; 8
|
|
; Bound: 43
|
|
; Schema: 0
|
|
OpCapability Shader
|
|
%1 = OpExtInstImport "GLSL.std.450"
|
|
OpMemoryModel Logical GLSL450
|
|
OpEntryPoint Fragment %4 "main" %40
|
|
OpExecutionMode %4 OriginUpperLeft
|
|
OpSource ESSL 310
|
|
OpName %4 "main"
|
|
OpName %10 "Array"
|
|
OpMemberName %10 0 "values"
|
|
OpName %12 "a"
|
|
OpName %14 "buf0"
|
|
OpMemberName %14 0 "zero"
|
|
OpName %16 ""
|
|
OpName %23 "b"
|
|
OpName %27 "one"
|
|
OpName %40 "_GLF_color"
|
|
OpMemberDecorate %10 0 RelaxedPrecision
|
|
OpMemberDecorate %14 0 RelaxedPrecision
|
|
OpMemberDecorate %14 0 Offset 0
|
|
OpDecorate %14 Block
|
|
OpDecorate %16 DescriptorSet 0
|
|
OpDecorate %16 Binding 0
|
|
OpDecorate %19 RelaxedPrecision
|
|
OpDecorate %30 RelaxedPrecision
|
|
OpDecorate %32 RelaxedPrecision
|
|
OpDecorate %40 Location 0
|
|
%2 = OpTypeVoid
|
|
%3 = OpTypeFunction %2
|
|
%6 = OpTypeInt 32 1
|
|
%7 = OpTypeInt 32 0
|
|
%8 = OpConstant %7 2
|
|
%9 = OpTypeArray %6 %8
|
|
%10 = OpTypeStruct %9
|
|
%11 = OpTypePointer Function %10
|
|
%13 = OpConstant %6 0
|
|
%14 = OpTypeStruct %6
|
|
%15 = OpTypePointer Uniform %14
|
|
%16 = OpVariable %15 Uniform
|
|
%17 = OpTypePointer Uniform %6
|
|
%20 = OpConstant %6 1
|
|
%21 = OpTypePointer Function %6
|
|
%25 = OpTypeFloat 32
|
|
%26 = OpTypePointer Function %25
|
|
%28 = OpConstant %25 0
|
|
%33 = OpTypeBool
|
|
%37 = OpConstant %25 1
|
|
%38 = OpTypeVector %25 4
|
|
%39 = OpTypePointer Output %38
|
|
%40 = OpVariable %39 Output
|
|
%4 = OpFunction %2 None %3
|
|
%5 = OpLabel
|
|
%12 = OpVariable %11 Function
|
|
%23 = OpVariable %11 Function
|
|
%27 = OpVariable %26 Function
|
|
%18 = OpAccessChain %17 %16 %13
|
|
%19 = OpLoad %6 %18
|
|
%22 = OpAccessChain %21 %12 %13 %19
|
|
OpStore %22 %20
|
|
%24 = OpLoad %10 %12
|
|
OpStore %23 %24
|
|
OpStore %27 %28
|
|
%29 = OpAccessChain %17 %16 %13
|
|
%30 = OpLoad %6 %29
|
|
%31 = OpAccessChain %21 %23 %13 %30
|
|
%32 = OpLoad %6 %31
|
|
%34 = OpIEqual %33 %32 %20
|
|
OpSelectionMerge %36 None
|
|
OpBranchConditional %34 %35 %36
|
|
%35 = OpLabel
|
|
OpStore %27 %37
|
|
OpBranch %36
|
|
%36 = OpLabel
|
|
%41 = OpLoad %25 %27
|
|
%42 = OpCompositeConstruct %38 %41 %28 %28 %37
|
|
OpStore %40 %42
|
|
OpReturn
|
|
OpFunctionEnd
|
|
END
|
|
|
|
# uniforms for variant
|
|
|
|
# zero
|
|
BUFFER variant_zero DATA_TYPE int32 DATA
|
|
0
|
|
END
|
|
|
|
BUFFER variant_framebuffer FORMAT B8G8R8A8_UNORM
|
|
|
|
PIPELINE graphics variant_pipeline
|
|
ATTACH variant_vertex_shader
|
|
ATTACH variant_fragment_shader
|
|
FRAMEBUFFER_SIZE 256 256
|
|
BIND BUFFER variant_framebuffer AS color LOCATION 0
|
|
BIND BUFFER variant_zero AS uniform DESCRIPTOR_SET 0 BINDING 0
|
|
END
|
|
CLEAR_COLOR variant_pipeline 0 0 0 255
|
|
|
|
CLEAR variant_pipeline
|
|
RUN variant_pipeline DRAW_RECT POS 0 0 SIZE 256 256
|
|
|
|
EXPECT variant_framebuffer IDX 0 0 SIZE 256 256 EQ_RGBA 255 0 0 255
|