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Do not generate samplerBuffer for spirv1.6 and beyond

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This type was removed from spirv1.6. If samplerBuffer is specified in
GLSL, generate textureBuffer. If samplerBuffer type is constructed,
just return the buffer.

Fixes #2956
This commit is contained in:
Greg Fischer
2022-06-21 17:33:57 -06:00
parent bffcf209cb
commit c1ae2f33b5
6 changed files with 137 additions and 5 deletions
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43
Test/baseResults/spv.1.6.samplerBuffer.frag.out Normal file
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spv.1.6.samplerBuffer.frag
// Module Version 10600
// Generated by (magic number): 8000a
// Id's are bound by 23
Capability Shader
Capability SampledBuffer
Capability ImageQuery
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 9 13
ExecutionMode 4 OriginUpperLeft
Source GLSL 140
Name 4 "main"
Name 9 "o"
Name 13 "sampB"
Decorate 9(o) Location 0
Decorate 13(sampB) DescriptorSet 0
Decorate 13(sampB) Binding 0
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeVector 6(float) 4
8: TypePointer Output 7(fvec4)
9(o): 8(ptr) Variable Output
10: TypeInt 32 1
11: TypeImage 10(int) Buffer sampled format:Unknown
12: TypePointer UniformConstant 11
13(sampB): 12(ptr) Variable UniformConstant
17: 6(float) Constant 1120403456
19: TypeInt 32 0
20: 19(int) Constant 3
21: TypePointer Output 6(float)
4(main): 2 Function None 3
5: Label
14: 11 Load 13(sampB)
15: 10(int) ImageQuerySize 14
16: 6(float) ConvertSToF 15
18: 6(float) FDiv 16 17
22: 21(ptr) AccessChain 9(o) 20
Store 22 18
Return
FunctionEnd

52
Test/baseResults/spv.1.6.separate.frag.out Normal file
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spv.1.6.separate.frag
// Module Version 10600
// Generated by (magic number): 8000a
// Id's are bound by 27
Capability Shader
Capability SampledBuffer
1: ExtInstImport "GLSL.std.450"
MemoryModel Logical GLSL450
EntryPoint Fragment 4 "main" 9 13 18 24
ExecutionMode 4 OriginUpperLeft
Source GLSL 400
Name 4 "main"
Name 9 "texBuffer"
Name 13 "s"
Name 18 "itexBuffer"
Name 24 "utexBuffer"
Decorate 9(texBuffer) DescriptorSet 0
Decorate 9(texBuffer) Binding 1
Decorate 13(s) DescriptorSet 0
Decorate 13(s) Binding 0
Decorate 18(itexBuffer) DescriptorSet 0
Decorate 18(itexBuffer) Binding 2
Decorate 24(utexBuffer) DescriptorSet 0
Decorate 24(utexBuffer) Binding 3
2: TypeVoid
3: TypeFunction 2
6: TypeFloat 32
7: TypeImage 6(float) Buffer sampled format:Unknown
8: TypePointer UniformConstant 7
9(texBuffer): 8(ptr) Variable UniformConstant
11: TypeSampler
12: TypePointer UniformConstant 11
13(s): 12(ptr) Variable UniformConstant
15: TypeInt 32 1
16: TypeImage 15(int) Buffer sampled format:Unknown
17: TypePointer UniformConstant 16
18(itexBuffer): 17(ptr) Variable UniformConstant
21: TypeInt 32 0
22: TypeImage 21(int) Buffer sampled format:Unknown
23: TypePointer UniformConstant 22
24(utexBuffer): 23(ptr) Variable UniformConstant
4(main): 2 Function None 3
5: Label
10: 7 Load 9(texBuffer)
14: 11 Load 13(s)
19: 16 Load 18(itexBuffer)
20: 11 Load 13(s)
25: 22 Load 24(utexBuffer)
26: 11 Load 13(s)
Return
FunctionEnd