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SPV: Further refine OpenGL vs. Vulkan differences for SPIR-V.

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Includes adding test cases to verify the differences.
This commit is contained in:
John Kessenich
2016-07-07 17:46:42 -06:00
parent 2d0cc786f3
commit 91e4aa5900
23 changed files with 305 additions and 27 deletions
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61
Test/baseResults/spv.specConst.vert.out Executable file
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spv.specConst.vert
Warning, version 450 is not yet complete; most version-specific features are present, but some are missing.
Linked vertex stage:
// Module Version 10000
// Generated by (magic number): 80001
// Id's are bound by 27
Capability Shader
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Vertex 4 "main" 13 25 26
Source GLSL 450
Name 4 "main"
Name 11 "gl_PerVertex"
MemberName 11(gl_PerVertex) 0 "gl_Position"
MemberName 11(gl_PerVertex) 1 "gl_PointSize"
MemberName 11(gl_PerVertex) 2 "gl_ClipDistance"
MemberName 11(gl_PerVertex) 3 "gl_CullDistance"
Name 13 ""
Name 25 "gl_VertexID"
Name 26 "gl_InstanceID"
MemberDecorate 11(gl_PerVertex) 0 BuiltIn Position
MemberDecorate 11(gl_PerVertex) 1 BuiltIn PointSize
MemberDecorate 11(gl_PerVertex) 2 BuiltIn ClipDistance
MemberDecorate 11(gl_PerVertex) 3 BuiltIn CullDistance
Decorate 11(gl_PerVertex) Block
Decorate 18 SpecId 11
Decorate 25(gl_VertexID) BuiltIn VertexId
Decorate 26(gl_InstanceID) BuiltIn InstanceId
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeVector 6(float) 4
8: TypeInt 32 0
9: 8(int) Constant 1
10: TypeArray 6(float) 9
11(gl_PerVertex): TypeStruct 7(fvec4) 6(float) 10 10
12: TypePointer Output 11(gl_PerVertex)
13: 12(ptr) Variable Output
14: TypeInt 32 1
15: 14(int) Constant 0
16: 6(float) Constant 1065353216
17: 7(fvec4) ConstantComposite 16 16 16 16
18: 14(int) SpecConstant 8
22: TypePointer Output 7(fvec4)
24: TypePointer Input 14(int)
25(gl_VertexID): 24(ptr) Variable Input
26(gl_InstanceID): 24(ptr) Variable Input
4(main): 2 Function None 3
5: Label
19: 6(float) ConvertSToF 18
20: 7(fvec4) CompositeConstruct 19 19 19 19
21: 7(fvec4) FDiv 17 20
23: 22(ptr) AccessChain 13 15
Store 23 21
Return
FunctionEnd