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Add SPIR-V capabilities needed for spec constants (#2199)

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Fixes #2198.
This commit is contained in:
Ricardo Garcia
2020-06-03 15:52:55 +02:00
committed by GitHub
parent 78a3c915a1
commit 232ba0d848
8 changed files with 222 additions and 0 deletions
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12
SPIRV/GlslangToSpv.cpp
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@@ -8273,6 +8273,18 @@ spv::Id TGlslangToSpvTraverser::createSpvConstant(const glslang::TIntermTyped& n
// We now know we have a specialization constant to build
// Extra capabilities may be needed.
if (node.getType().contains8BitInt())
builder.addCapability(spv::CapabilityInt8);
if (node.getType().contains16BitFloat())
builder.addCapability(spv::CapabilityFloat16);
if (node.getType().contains16BitInt())
builder.addCapability(spv::CapabilityInt16);
if (node.getType().contains64BitInt())
builder.addCapability(spv::CapabilityInt64);
if (node.getType().containsDouble())
builder.addCapability(spv::CapabilityFloat64);
// gl_WorkGroupSize is a special case until the front-end handles hierarchical specialization constants,
// even then, it's specialization ids are handled by special case syntax in GLSL: layout(local_size_x = ...
if (node.getType().getQualifier().builtIn == glslang::EbvWorkGroupSize) {