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Merge pull request #1081 from xxxbxxx/for-upstream-1

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HLSL: Fix crash when flattening both side of assignement simultaneously.
This commit is contained in:
John Kessenich 2017-10-04 22:01:25 +03:00 committed by GitHub
commit 86a82bb955
4 changed files with 68 additions and 40 deletions
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22
Test/baseLegalResults/hlsl.flattenOpaqueInit.vert.out
View File

@ -2,12 +2,12 @@ hlsl.flattenOpaqueInit.vert
WARNING: AST will form illegal SPIR-V; need to transform to legalize
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 117
// Id's are bound by 125
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Vertex 4 "main" 78
EntryPoint Vertex 4 "main" 82
Source HLSL 500
Name 4 "main"
Name 17 "FxaaTex"
@ -15,10 +15,10 @@ WARNING: AST will form illegal SPIR-V; need to transform to legalize
MemberName 17(FxaaTex) 1 "tex"
Name 38 "g_tInputTexture_sampler"
Name 42 "g_tInputTexture"
Name 78 "@entryPointOutput"
Name 82 "@entryPointOutput"
Decorate 38(g_tInputTexture_sampler) DescriptorSet 0
Decorate 42(g_tInputTexture) DescriptorSet 0
Decorate 78(@entryPointOutput) Location 0
Decorate 82(@entryPointOutput) Location 0
2: TypeVoid
3: TypeFunction 2
6: TypeSampler
@ -36,14 +36,14 @@ WARNING: AST will form illegal SPIR-V; need to transform to legalize
38(g_tInputTexture_sampler): 37(ptr) Variable UniformConstant
41: TypePointer UniformConstant 9
42(g_tInputTexture): 41(ptr) Variable UniformConstant
77: TypePointer Output 11(fvec4)
78(@entryPointOutput): 77(ptr) Variable Output
81: TypePointer Output 11(fvec4)
82(@entryPointOutput): 81(ptr) Variable Output
4(main): 2 Function None 3
5: Label
90: 6 Load 38(g_tInputTexture_sampler)
91: 9 Load 42(g_tInputTexture)
115: 26 SampledImage 91 90
116: 11(fvec4) ImageSampleExplicitLod 115 31 Lod 32
Store 78(@entryPointOutput) 116
96: 6 Load 38(g_tInputTexture_sampler)
97: 9 Load 42(g_tInputTexture)
123: 26 SampledImage 97 96
124: 11(fvec4) ImageSampleExplicitLod 123 31 Lod 32
Store 82(@entryPointOutput) 124
Return
FunctionEnd

72
Test/baseResults/hlsl.flattenOpaqueInit.vert.out
View File

@ -65,10 +65,18 @@ Shader version: 500
0:20 'flattenTemp' ( temp structure{ temp sampler smpl, temp texture2D tex})
0:20 Constant:
0:20 1 (const int)
0:21 Branch: Return with expression
0:21 Function Call: lookUp(struct-FxaaTex-p1-t211; ( temp 4-component vector of float)
0:? 'tex1.smpl' ( temp sampler)
0:? 'tex1.tex' ( temp texture2D)
0:21 Sequence
0:21 Sequence
0:21 move second child to first child ( temp sampler)
0:? 'tex3.smpl' ( temp sampler)
0:? 'tex1.smpl' ( temp sampler)
0:21 move second child to first child ( temp texture2D)
0:? 'tex3.tex' ( temp texture2D)
0:? 'tex1.tex' ( temp texture2D)
0:22 Branch: Return with expression
0:22 Function Call: lookUp(struct-FxaaTex-p1-t211; ( temp 4-component vector of float)
0:? 'tex3.smpl' ( temp sampler)
0:? 'tex3.tex' ( temp texture2D)
0:18 Function Definition: main( ( temp void)
0:18 Function Parameters:
0:? Sequence
@ -149,10 +157,18 @@ Shader version: 500
0:20 'flattenTemp' ( temp structure{ temp sampler smpl, temp texture2D tex})
0:20 Constant:
0:20 1 (const int)
0:21 Branch: Return with expression
0:21 Function Call: lookUp(struct-FxaaTex-p1-t211; ( temp 4-component vector of float)
0:? 'tex1.smpl' ( temp sampler)
0:? 'tex1.tex' ( temp texture2D)
0:21 Sequence
0:21 Sequence
0:21 move second child to first child ( temp sampler)
0:? 'tex3.smpl' ( temp sampler)
0:? 'tex1.smpl' ( temp sampler)
0:21 move second child to first child ( temp texture2D)
0:? 'tex3.tex' ( temp texture2D)
0:? 'tex1.tex' ( temp texture2D)
0:22 Branch: Return with expression
0:22 Function Call: lookUp(struct-FxaaTex-p1-t211; ( temp 4-component vector of float)
0:? 'tex3.smpl' ( temp sampler)
0:? 'tex3.tex' ( temp texture2D)
0:18 Function Definition: main( ( temp void)
0:18 Function Parameters:
0:? Sequence
@ -166,12 +182,12 @@ Shader version: 500
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 80
// Id's are bound by 84
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Vertex 4 "main" 78
EntryPoint Vertex 4 "main" 82
Source HLSL 500
Name 4 "main"
Name 15 "lookUp(struct-FxaaTex-p1-t211;"
@ -193,12 +209,14 @@ Shader version: 500
Name 62 "flattenTemp"
Name 64 "tex2.smpl"
Name 67 "tex2.tex"
Name 70 "param"
Name 72 "param"
Name 78 "@entryPointOutput"
Name 70 "tex3.smpl"
Name 72 "tex3.tex"
Name 74 "param"
Name 76 "param"
Name 82 "@entryPointOutput"
Decorate 38(g_tInputTexture_sampler) DescriptorSet 0
Decorate 42(g_tInputTexture) DescriptorSet 0
Decorate 78(@entryPointOutput) Location 0
Decorate 82(@entryPointOutput) Location 0
2: TypeVoid
3: TypeFunction 2
6: TypeSampler
@ -225,12 +243,12 @@ Shader version: 500
54: TypeInt 32 1
55: 54(int) Constant 0
59: 54(int) Constant 1
77: TypePointer Output 11(fvec4)
78(@entryPointOutput): 77(ptr) Variable Output
81: TypePointer Output 11(fvec4)
82(@entryPointOutput): 81(ptr) Variable Output
4(main): 2 Function None 3
5: Label
79: 11(fvec4) FunctionCall 22(@main()
Store 78(@entryPointOutput) 79
83: 11(fvec4) FunctionCall 22(@main()
Store 82(@entryPointOutput) 83
Return
FunctionEnd
15(lookUp(struct-FxaaTex-p1-t211;): 11(fvec4) Function None 12
@ -263,8 +281,10 @@ Shader version: 500
62(flattenTemp): 44(ptr) Variable Function
64(tex2.smpl): 7(ptr) Variable Function
67(tex2.tex): 10(ptr) Variable Function
70(param): 7(ptr) Variable Function
72(param): 10(ptr) Variable Function
70(tex3.smpl): 7(ptr) Variable Function
72(tex3.tex): 10(ptr) Variable Function
74(param): 7(ptr) Variable Function
76(param): 10(ptr) Variable Function
50: 6 Load 38(g_tInputTexture_sampler)
51: 9 Load 42(g_tInputTexture)
52: 17(FxaaTex) CompositeConstruct 50 51
@ -284,9 +304,13 @@ Shader version: 500
69: 9 Load 68
Store 67(tex2.tex) 69
71: 6 Load 53(tex1.smpl)
Store 70(param) 71
Store 70(tex3.smpl) 71
73: 9 Load 58(tex1.tex)
Store 72(param) 73
74: 11(fvec4) FunctionCall 15(lookUp(struct-FxaaTex-p1-t211;) 70(param) 72(param)
ReturnValue 74
Store 72(tex3.tex) 73
75: 6 Load 70(tex3.smpl)
Store 74(param) 75
77: 9 Load 72(tex3.tex)
Store 76(param) 77
78: 11(fvec4) FunctionCall 15(lookUp(struct-FxaaTex-p1-t211;) 74(param) 76(param)
ReturnValue 78
FunctionEnd

5
Test/hlsl.flattenOpaqueInit.vert
View File

@ -18,5 +18,6 @@ float4 main() : SV_TARGET0
{
FxaaTex tex1 = { g_tInputTexture_sampler, g_tInputTexture };
FxaaTex tex2 = fillOpaque();
return lookUp(tex1);
}
FxaaTex tex3 = tex1;
return lookUp(tex3);
}

9
hlsl/hlslParseHelper.cpp
View File

@ -2595,7 +2595,8 @@ TIntermTyped* HlslParseContext::handleAssign(const TSourceLoc& loc, TOperator op
}
}
int memberIdx = 0;
int memberIdxLeft = 0;
int memberIdxRight = 0;
// When dealing with split arrayed structures of built-ins, the arrayness is moved to the extracted built-in
// variables, which is awkward when copying between split and unsplit structures. This variable tracks
@ -2635,8 +2636,10 @@ TIntermTyped* HlslParseContext::handleAssign(const TSourceLoc& loc, TOperator op
subTree->setType(splitDerefType);
}
} else if (flattened && isFinalFlattening(derefType)) {
const TVector<TVariable*>& flatVariables = isLeft ? *leftVariables : *rightVariables;
subTree = intermediate.addSymbol(*flatVariables[memberIdx++]);
if (isLeft)
subTree = intermediate.addSymbol(*(*leftVariables)[memberIdxLeft++]);
else
subTree = intermediate.addSymbol(*(*rightVariables)[memberIdxRight++]);
} else {
// Index operator if it's an aggregate, else EOpNull
const TOperator accessOp = node->getType().isArray() ? EOpIndexDirect