209 lines
6.5 KiB
Plaintext
209 lines
6.5 KiB
Plaintext
#!amber
|
|
|
|
# Copyright 2020 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 the GraphicsFuzz project.
|
|
|
|
# Short description: A fragment shader that covers a specific inst combine and or xor code path
|
|
|
|
# The test passes because the shader always writes red.
|
|
|
|
# Optimized using spirv-opt with the following arguments:
|
|
# '-O'
|
|
# spirv-opt commit hash: a187dd58a0485988841d325a85c8e6063f53500a
|
|
|
|
|
|
|
|
SHADER vertex variant_vertex_shader PASSTHROUGH
|
|
|
|
# variant_fragment_shader is derived from the following GLSL:
|
|
# #version 310 es
|
|
# #define _int_1 _GLF_uniform_int_values[0]
|
|
# #define _int_0 _GLF_uniform_int_values[1]
|
|
# #define _float_0_0 _GLF_uniform_float_values[0]
|
|
# #define _float_1_0 _GLF_uniform_float_values[1]
|
|
#
|
|
# precision highp int;
|
|
#
|
|
# precision highp float;
|
|
#
|
|
# // Contents of _GLF_uniform_float_values: [0.0, 1.0]
|
|
# layout(set = 0, binding = 0) uniform buf0
|
|
# {
|
|
# float _GLF_uniform_float_values[2];
|
|
# };
|
|
#
|
|
# // Contents of _GLF_uniform_int_values: [1, 0]
|
|
# layout(set = 0, binding = 1) uniform buf1
|
|
# {
|
|
# int _GLF_uniform_int_values[2];
|
|
# };
|
|
#
|
|
# layout(location = 0) out vec4 _GLF_color;
|
|
#
|
|
# void main()
|
|
# {
|
|
# _GLF_color = vec4(_float_1_0);
|
|
#
|
|
# // Always true.
|
|
# if (gl_FragCoord.y >= _float_0_0)
|
|
# {
|
|
# switch (_int_0)
|
|
# {
|
|
# case 16:
|
|
# case 0:
|
|
# _GLF_color = vec4(_int_1, _int_0, _int_0, _int_1);
|
|
# }
|
|
# }
|
|
#
|
|
# // Always false.
|
|
# if (_int_0 == _int_1)
|
|
# {
|
|
# _GLF_color = vec4(_float_0_0);
|
|
# }
|
|
# }
|
|
SHADER fragment variant_fragment_shader SPIRV-ASM TARGET_ENV spv1.0
|
|
; SPIR-V
|
|
; Version: 1.0
|
|
; Generator: Khronos Glslang Reference Front End; 10
|
|
; Bound: 68
|
|
; Schema: 0
|
|
OpCapability Shader
|
|
%1 = OpExtInstImport "GLSL.std.450"
|
|
OpMemoryModel Logical GLSL450
|
|
OpEntryPoint Fragment %4 "main" %9 %24
|
|
OpExecutionMode %4 OriginUpperLeft
|
|
OpSource ESSL 310
|
|
OpName %4 "main"
|
|
OpName %9 "_GLF_color"
|
|
OpName %13 "buf0"
|
|
OpMemberName %13 0 "_GLF_uniform_float_values"
|
|
OpName %15 ""
|
|
OpName %24 "gl_FragCoord"
|
|
OpName %36 "buf1"
|
|
OpMemberName %36 0 "_GLF_uniform_int_values"
|
|
OpName %38 ""
|
|
OpDecorate %9 Location 0
|
|
OpDecorate %12 ArrayStride 16
|
|
OpMemberDecorate %13 0 Offset 0
|
|
OpDecorate %13 Block
|
|
OpDecorate %15 DescriptorSet 0
|
|
OpDecorate %15 Binding 0
|
|
OpDecorate %24 BuiltIn FragCoord
|
|
OpDecorate %35 ArrayStride 16
|
|
OpMemberDecorate %36 0 Offset 0
|
|
OpDecorate %36 Block
|
|
OpDecorate %38 DescriptorSet 0
|
|
OpDecorate %38 Binding 1
|
|
%2 = OpTypeVoid
|
|
%3 = OpTypeFunction %2
|
|
%6 = OpTypeFloat 32
|
|
%7 = OpTypeVector %6 4
|
|
%8 = OpTypePointer Output %7
|
|
%9 = OpVariable %8 Output
|
|
%10 = OpTypeInt 32 0
|
|
%11 = OpConstant %10 2
|
|
%12 = OpTypeArray %6 %11
|
|
%13 = OpTypeStruct %12
|
|
%14 = OpTypePointer Uniform %13
|
|
%15 = OpVariable %14 Uniform
|
|
%16 = OpTypeInt 32 1
|
|
%17 = OpConstant %16 0
|
|
%18 = OpConstant %16 1
|
|
%19 = OpTypePointer Uniform %6
|
|
%23 = OpTypePointer Input %7
|
|
%24 = OpVariable %23 Input
|
|
%25 = OpConstant %10 1
|
|
%26 = OpTypePointer Input %6
|
|
%31 = OpTypeBool
|
|
%35 = OpTypeArray %16 %11
|
|
%36 = OpTypeStruct %35
|
|
%37 = OpTypePointer Uniform %36
|
|
%38 = OpVariable %37 Uniform
|
|
%39 = OpTypePointer Uniform %16
|
|
%4 = OpFunction %2 None %3
|
|
%5 = OpLabel
|
|
%20 = OpAccessChain %19 %15 %17 %18
|
|
%21 = OpLoad %6 %20
|
|
%22 = OpCompositeConstruct %7 %21 %21 %21 %21
|
|
OpStore %9 %22
|
|
%27 = OpAccessChain %26 %24 %25
|
|
%28 = OpLoad %6 %27
|
|
%29 = OpAccessChain %19 %15 %17 %17
|
|
%30 = OpLoad %6 %29
|
|
%32 = OpFOrdGreaterThanEqual %31 %28 %30
|
|
OpSelectionMerge %34 None
|
|
OpBranchConditional %32 %33 %34
|
|
%33 = OpLabel
|
|
%40 = OpAccessChain %39 %38 %17 %18
|
|
%41 = OpLoad %16 %40
|
|
OpSelectionMerge %43 None
|
|
OpSwitch %41 %43 16 %42 0 %42
|
|
%42 = OpLabel
|
|
%44 = OpAccessChain %39 %38 %17 %17
|
|
%45 = OpLoad %16 %44
|
|
%46 = OpConvertSToF %6 %45
|
|
%49 = OpConvertSToF %6 %41
|
|
%56 = OpCompositeConstruct %7 %46 %49 %49 %46
|
|
OpStore %9 %56
|
|
OpBranch %43
|
|
%43 = OpLabel
|
|
OpBranch %34
|
|
%34 = OpLabel
|
|
%58 = OpAccessChain %39 %38 %17 %18
|
|
%59 = OpLoad %16 %58
|
|
%60 = OpAccessChain %39 %38 %17 %17
|
|
%61 = OpLoad %16 %60
|
|
%62 = OpIEqual %31 %59 %61
|
|
OpSelectionMerge %64 None
|
|
OpBranchConditional %62 %63 %64
|
|
%63 = OpLabel
|
|
%67 = OpCompositeConstruct %7 %30 %30 %30 %30
|
|
OpStore %9 %67
|
|
OpBranch %64
|
|
%64 = OpLabel
|
|
OpReturn
|
|
OpFunctionEnd
|
|
END
|
|
|
|
# uniforms for variant
|
|
|
|
# _GLF_uniform_int_values
|
|
BUFFER variant__GLF_uniform_int_values DATA_TYPE int32[] STD140 DATA
|
|
1 0
|
|
END
|
|
# _GLF_uniform_float_values
|
|
BUFFER variant__GLF_uniform_float_values DATA_TYPE float[] STD140 DATA
|
|
0.0 1.0
|
|
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__GLF_uniform_int_values AS uniform DESCRIPTOR_SET 0 BINDING 1
|
|
BIND BUFFER variant__GLF_uniform_float_values 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
|