yes
This commit is contained in:
@@ -0,0 +1,206 @@
|
||||
#!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 bug found by GraphicsFuzz.
|
||||
|
||||
# Short description: A fragment shader with an always false if.
|
||||
|
||||
# The test passes because the shader always writes color red.
|
||||
# Function brick() writes red in the beginning and returns in the end.
|
||||
|
||||
# Optimized using spirv-opt with the following arguments:
|
||||
# '--eliminate-dead-branches'
|
||||
# '--merge-blocks'
|
||||
# '--inline-entry-points-exhaustive'
|
||||
# '--scalar-replacement=100'
|
||||
# '--eliminate-local-single-block'
|
||||
# '--eliminate-local-single-block'
|
||||
# '--eliminate-dead-branches'
|
||||
# '--merge-blocks'
|
||||
# '--eliminate-dead-code-aggressive'
|
||||
# '--eliminate-dead-branches'
|
||||
# '--convert-local-access-chains'
|
||||
# '--scalar-replacement=100'
|
||||
# '--reduce-load-size'
|
||||
# '--scalar-replacement=100'
|
||||
# '--redundancy-elimination'
|
||||
# '--convert-local-access-chains'
|
||||
# '--eliminate-dead-branches'
|
||||
# '--merge-blocks'
|
||||
# '--eliminate-dead-branches'
|
||||
# '--vector-dce'
|
||||
# '--eliminate-local-single-block'
|
||||
# '--private-to-local'
|
||||
# '--copy-propagate-arrays'
|
||||
# '--eliminate-dead-branches'
|
||||
# '--redundancy-elimination'
|
||||
# '--vector-dce'
|
||||
# '--scalar-replacement=100'
|
||||
# '--eliminate-local-multi-store'
|
||||
# '--scalar-replacement=100'
|
||||
# '--redundancy-elimination'
|
||||
# '--redundancy-elimination'
|
||||
# '--copy-propagate-arrays'
|
||||
# spirv-opt commit hash: 6b072126595dd8c2448eb1fda616251c5e6d7079
|
||||
|
||||
|
||||
|
||||
SHADER vertex variant_vertex_shader PASSTHROUGH
|
||||
|
||||
# variant_fragment_shader is derived from the following GLSL:
|
||||
# #version 310 es
|
||||
# precision highp float;
|
||||
#
|
||||
# layout(set = 0, binding = 0) uniform buf0
|
||||
# {
|
||||
# vec2 injectionSwitch;
|
||||
# };
|
||||
#
|
||||
# layout(location = 0) out vec4 _GLF_color;
|
||||
#
|
||||
# vec2 brick(vec2 uv)
|
||||
# {
|
||||
# _GLF_color = vec4(1.0, 0.0, 0.0, 1.0); // Write color red
|
||||
#
|
||||
# int a;
|
||||
# do
|
||||
# {
|
||||
# if (injectionSwitch.y < 0.0) // Always false
|
||||
# {
|
||||
# return vec2(1.0);
|
||||
# }
|
||||
# uv.y -= 1.0;
|
||||
# } while (false);
|
||||
#
|
||||
# uv.y -= 1.0;
|
||||
# return vec2(1.0);
|
||||
# }
|
||||
#
|
||||
# void main()
|
||||
# {
|
||||
# brick(vec2(1.0));
|
||||
# }
|
||||
SHADER fragment variant_fragment_shader SPIRV-ASM TARGET_ENV spv1.0
|
||||
; SPIR-V
|
||||
; Version: 1.0
|
||||
; Generator: Khronos Glslang Reference Front End; 7
|
||||
; Bound: 54
|
||||
; Schema: 0
|
||||
OpCapability Shader
|
||||
%1 = OpExtInstImport "GLSL.std.450"
|
||||
OpMemoryModel Logical GLSL450
|
||||
OpEntryPoint Fragment %4 "main" %15
|
||||
OpExecutionMode %4 OriginUpperLeft
|
||||
OpSource ESSL 310
|
||||
OpName %4 "main"
|
||||
OpName %11 "brick(vf2;"
|
||||
OpName %10 "uv"
|
||||
OpName %15 "_GLF_color"
|
||||
OpName %23 "buf0"
|
||||
OpMemberName %23 0 "injectionSwitch"
|
||||
OpName %25 ""
|
||||
OpName %51 "param"
|
||||
OpDecorate %15 Location 0
|
||||
OpMemberDecorate %23 0 Offset 0
|
||||
OpDecorate %23 Block
|
||||
OpDecorate %25 DescriptorSet 0
|
||||
OpDecorate %25 Binding 0
|
||||
%2 = OpTypeVoid
|
||||
%3 = OpTypeFunction %2
|
||||
%6 = OpTypeFloat 32
|
||||
%7 = OpTypeVector %6 2
|
||||
%8 = OpTypePointer Function %7
|
||||
%9 = OpTypeFunction %7 %8
|
||||
%13 = OpTypeVector %6 4
|
||||
%14 = OpTypePointer Output %13
|
||||
%15 = OpVariable %14 Output
|
||||
%16 = OpConstant %6 1
|
||||
%17 = OpConstant %6 0
|
||||
%18 = OpConstantComposite %13 %16 %17 %17 %16
|
||||
%23 = OpTypeStruct %7
|
||||
%24 = OpTypePointer Uniform %23
|
||||
%25 = OpVariable %24 Uniform
|
||||
%26 = OpTypeInt 32 1
|
||||
%27 = OpConstant %26 0
|
||||
%28 = OpTypeInt 32 0
|
||||
%29 = OpConstant %28 1
|
||||
%30 = OpTypePointer Uniform %6
|
||||
%33 = OpTypeBool
|
||||
%37 = OpConstantComposite %7 %16 %16
|
||||
%39 = OpTypePointer Function %6
|
||||
%44 = OpConstantFalse %33
|
||||
%4 = OpFunction %2 None %3
|
||||
%5 = OpLabel
|
||||
%51 = OpVariable %8 Function
|
||||
OpStore %51 %37
|
||||
%52 = OpFunctionCall %7 %11 %51
|
||||
OpReturn
|
||||
OpFunctionEnd
|
||||
%11 = OpFunction %7 None %9
|
||||
%10 = OpFunctionParameter %8
|
||||
%12 = OpLabel
|
||||
OpStore %15 %18
|
||||
OpBranch %19
|
||||
%19 = OpLabel
|
||||
OpLoopMerge %21 %36 None
|
||||
OpBranch %20
|
||||
%20 = OpLabel
|
||||
%31 = OpAccessChain %30 %25 %27 %29
|
||||
%32 = OpLoad %6 %31
|
||||
%34 = OpFOrdLessThan %33 %32 %17
|
||||
OpSelectionMerge %53 None
|
||||
OpBranchConditional %34 %35 %36
|
||||
%35 = OpLabel
|
||||
OpReturnValue %37
|
||||
%53 = OpLabel
|
||||
OpBranch %36
|
||||
%36 = OpLabel
|
||||
%40 = OpAccessChain %39 %10 %29
|
||||
%41 = OpLoad %6 %40
|
||||
%42 = OpFSub %6 %41 %16
|
||||
OpStore %40 %42
|
||||
OpBranchConditional %44 %19 %21
|
||||
%21 = OpLabel
|
||||
%46 = OpLoad %6 %40
|
||||
%47 = OpFSub %6 %46 %16
|
||||
OpStore %40 %47
|
||||
OpReturnValue %37
|
||||
OpFunctionEnd
|
||||
END
|
||||
|
||||
# uniforms for variant
|
||||
|
||||
# injectionSwitch
|
||||
BUFFER variant_injectionSwitch DATA_TYPE vec2<float> 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_injectionSwitch 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
|
||||
Reference in New Issue
Block a user