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Add support for GL_NV_shader_sm_builtins

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Including spirv and AST tests

Also increase size of TBuiltInVariable bitfields since we've now exceeded 127
and add a static_assert to make this easier to find next time it happens!
This commit is contained in:
Daniel Koch 2019-06-04 08:43:32 -04:00
parent 92b5c9ee91
commit 2cb2f197a7
43 changed files with 825 additions and 20 deletions
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11
glslang/Include/BaseTypes.h
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@ -275,6 +275,12 @@ enum TBuiltInVariable {
EbvMeshViewIndicesNV,
#endif
// sm builtins
EbvWarpsPerSM,
EbvSMCount,
EbvWarpID,
EbvSMID,
// HLSL built-ins that live only temporarily, until they get remapped
// to one of the above.
EbvFragDepthGreater,
@ -460,6 +466,11 @@ __inline const char* GetBuiltInVariableString(TBuiltInVariable v)
case EbvMeshViewIndicesNV: return "MeshViewIndicesNV";
#endif
case EbvWarpsPerSM: return "WarpsPerSMNV";
case EbvSMCount: return "SMCountNV";
case EbvWarpID: return "WarpIDNV";
case EbvSMID: return "SMIDNV";
default: return "unknown built-in variable";
}
}

5
glslang/Include/Types.h
View file

@ -514,8 +514,9 @@ public:
const char* semanticName;
TStorageQualifier storage : 6;
TBuiltInVariable builtIn : 8;
TBuiltInVariable declaredBuiltIn : 8;
TBuiltInVariable builtIn : 9;
TBuiltInVariable declaredBuiltIn : 9;
static_assert(EbvLast < 256, "need to increase size of TBuiltInVariable bitfields!");
TPrecisionQualifier precision : 3;
bool invariant : 1; // require canonical treatment for cross-shader invariance
bool noContraction: 1; // prevent contraction and reassociation, e.g., for 'precise' keyword, and expressions it affects