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glslang
Commit c51287d7 by John Kessenich
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SPV: Update to spec. decisions (and issue #205) for barrier().

A barrier (ESSL/GLSL) or OpControlBarrier when in a tessellation control shader also means doing memory synchronization for output variables.
parent 01de90bb
Showing with 1 addition and 6 deletions
SPIRV/GlslangToSpv.cpp
......@@ -3924,8 +3924,6 @@ spv::Id TGlslangToSpvTraverser::createNoArgOperation(glslang::TOperator op)
builder.createNoResultOp(spv::OpEndPrimitive);
return 0;
case glslang::EOpBarrier:
if (glslangIntermediate->getProfile() != EEsProfile)
builder.createMemoryBarrier(spv::ScopeDevice, spv::MemorySemanticsAllMemory);
builder.createControlBarrier(spv::ScopeDevice, spv::ScopeDevice, spv::MemorySemanticsMaskNone);
return 0;
case glslang::EOpMemoryBarrier:
......
SPIRV/spvIR.h
......@@ -67,10 +67,7 @@ const Id NoType = 0;
const unsigned int BadValue = 0xFFFFFFFF;
const Decoration NoPrecision = (Decoration)BadValue;
const MemorySemanticsMask MemorySemanticsAllMemory =
(MemorySemanticsMask)(MemorySemanticsAcquireMask |
MemorySemanticsReleaseMask |
MemorySemanticsAcquireReleaseMask |
MemorySemanticsSequentiallyConsistentMask |
(MemorySemanticsMask)(MemorySemanticsSequentiallyConsistentMask |
MemorySemanticsUniformMemoryMask |
MemorySemanticsSubgroupMemoryMask |
MemorySemanticsWorkgroupMemoryMask |
......
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