e40d166477
This reverts commit0de76f72cd. Reason for revert: fixes ASAN use-after-scope-end issue Original change's description: > Revert "Add support for top-level uniforms in SPIR-V." > > This reverts commitacba30420c. > > Reason for revert: ASAN breakage on tree for > Perf-Win2019-Clang-GCE-CPU-AVX2-x86_64-(Debug|Release)-All-ASAN > > Address 0x009af69fda78 is located in stack of thread T0 at offset 1272 in frame > #0 0x7ff75c069ddf in _asan_wrap_RtlReAllocateHeap+0x44014f (c:\b\s\w\ir\build\nanobench.exe+0x1413a9ddf) > This frame has 35 object(s): > [32, 104) 'body' (line 3363) > [144, 152) 'main' (line 3365) > [176, 184) 'ref.tmp' (line 3366) > [208, 240) '__begin1' (line 3366) > [272, 304) '__end1' (line 3366) > [336, 344) 'ref.tmp27' (line 3370) > [368, 384) 'ref.tmp31' (line 3371) > [400, 416) 'interfaceVars' (line 3382) > [432, 440) 'ref.tmp48' (line 3383) > [464, 496) '__begin151' (line 3383) > [528, 560) '__end154' (line 3383) > [592, 596) 'id' (line 3386) > [608, 624) 'tmp' (line 3393) > [640, 648) 'ref.tmp114' (line 3398) > [672, 704) '__begin1117' (line 3398) > [736, 768) '__end1120' (line 3398) > [800, 1008) 'uniformBuffer' (line 3405) > [1072, 1280) 'ref.tmp159' (line 3407) <== Memory access at offset 1272 is inside this variable > [1344, 1360) 'agg.tmp' > [1376, 1576) 'adapter' (line 3411) > [1648, 1848) 'ref.tmp179' (line 3413) > [1920, 1928) 'ref.tmp191' (line 3415) > [1952, 1960) 'ref.tmp210' (line 3421) > [1984, 2016) '__begin1213' (line 3421) > [2048, 2080) '__end1216' (line 3421) > [2112, 2120) '__begin1242' (line 3427) > [2144, 2152) '__end1247' (line 3427) > [2176, 2192) 'entry256' (line 3427) > [2208, 2224) 'tmp298' (line 3433) > [2240, 2256) 'agg.tmp307' > [2272, 2280) '__begin1365' (line 3457) > [2304, 2312) 'ref.tmp415' (line 3469) > [2336, 2368) '__begin1418' (line 3469) > [2400, 2432) '__end1421' (line 3469) > [2464, 2480) 'agg.tmp436' > > Original change's description: > > Add support for top-level uniforms in SPIR-V. > > > > Previously, a uniform not wrapped in an interface block would report a > > SPIR-V error: > > > > "Variables identified with the Uniform storage class are > > used to access transparent buffer backed resources. Such variables must > > be typed as OpTypeStruct, or an array of this type..." > > > > Now, the SPIR-V code generator automatically detects such global > > variables and synthesizes a struct named _UniformBuffer to hold them. > > When these variables are accessed, an OpAccessChain instruction is added > > to grab the variable out of the struct. > > > > Change-Id: I5e852d4de01b866c291506cc8cf6eb547f097d66 > > Bug: skia:11225 > > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/360776 > > Commit-Queue: John Stiles <johnstiles@google.com> > > Reviewed-by: Brian Osman <brianosman@google.com> > > Auto-Submit: John Stiles <johnstiles@google.com> > > TBR=brianosman@google.com,ethannicholas@google.com,johnstiles@google.com > > Change-Id: Ib72e33dbd662a245c20bc9d45d1397454c9588a3 > No-Presubmit: true > No-Tree-Checks: true > No-Try: true > Bug: skia:11225 > Reviewed-on: https://skia-review.googlesource.com/c/skia/+/362057 > Reviewed-by: John Stiles <johnstiles@google.com> > Commit-Queue: John Stiles <johnstiles@google.com> > Auto-Submit: John Stiles <johnstiles@google.com> TBR=brianosman@google.com,ethannicholas@google.com,johnstiles@google.com Bug: skia:11225 Change-Id: I10501c30a701301f6487ea154047ad1c1d0e8c70 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/362076 Commit-Queue: John Stiles <johnstiles@google.com> Commit-Queue: Brian Osman <brianosman@google.com> Reviewed-by: Brian Osman <brianosman@google.com> Auto-Submit: John Stiles <johnstiles@google.com>
33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
OpCapability Shader
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%1 = OpExtInstImport "GLSL.std.450"
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %main "main" %sk_Clockwise
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OpExecutionMode %main OriginUpperLeft
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OpName %sk_Clockwise "sk_Clockwise"
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OpName %_UniformBuffer "_UniformBuffer"
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OpMemberName %_UniformBuffer 0 "arr"
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OpName %main "main"
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OpDecorate %sk_Clockwise RelaxedPrecision
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OpDecorate %sk_Clockwise BuiltIn FrontFacing
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OpDecorate %_arr_float_int_3 ArrayStride 16
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OpMemberDecorate %_UniformBuffer 0 Offset 0
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OpDecorate %_UniformBuffer Block
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OpDecorate %6 Binding 0
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OpDecorate %6 DescriptorSet 0
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%bool = OpTypeBool
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%_ptr_Input_bool = OpTypePointer Input %bool
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%sk_Clockwise = OpVariable %_ptr_Input_bool Input
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%float = OpTypeFloat 32
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%int = OpTypeInt 32 1
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%int_3 = OpConstant %int 3
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%_arr_float_int_3 = OpTypeArray %float %int_3
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%_UniformBuffer = OpTypeStruct %_arr_float_int_3
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%_ptr_Uniform__UniformBuffer = OpTypePointer Uniform %_UniformBuffer
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%6 = OpVariable %_ptr_Uniform__UniformBuffer Uniform
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%void = OpTypeVoid
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%14 = OpTypeFunction %void
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%main = OpFunction %void None %14
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%15 = OpLabel
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OpReturn
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OpFunctionEnd
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