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Add gl_SemanticsVolatile to GL_KHR_memory_scope_semantics, and make volatile-qualified atomics generate MemorySemanticsVolatile when using the Vulkan memory model

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This commit is contained in:
Jeff Bolz
2019-06-14 09:56:28 -05:00
parent 96ee92f09b
commit 38a52fca93
8 changed files with 278 additions and 207 deletions
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6
Test/spv.memoryScopeSemantics.comp
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@@ -19,6 +19,7 @@ layout (binding = 7) nonprivate uniform BufferK { uint x; } bufferk;
shared uint64_t atomu64;
shared int64_t atomi64;
layout (binding = 8) volatile buffer BufferL { uint x; } bufferl;
layout (binding = 9) buffer BufferM { volatile uint x; } bufferm;
void main()
@@ -60,5 +61,10 @@ void main()
atomicCompSwap(atomi64, int64_t(10), int64_t(atomu64), gl_ScopeDevice, gl_StorageSemanticsBuffer | gl_StorageSemanticsShared, gl_SemanticsAcquire, gl_StorageSemanticsBuffer | gl_StorageSemanticsShared, gl_SemanticsAcquire);
y = bufferl.x;
atomicAdd(bufferl.x, 1);
atomicOr(bufferm.x, 2);
imageAtomicAdd(imagei, ivec2(0,0), 3);
atomicAdd(bufferu.x, 4u, gl_ScopeDevice, 0, 0);
atomicAdd(bufferu.x, 5u, gl_ScopeDevice, 0, gl_SemanticsVolatile);
}