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Add support for extension GL_ARB_shader_storage_buffer_object (#2184)

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Enable below features for GL Core version 420:
* layout qualifier "std430"
* storage qualifier "buffer"
* atomic memory functions
This commit is contained in:
pmistryNV 2020-04-22 21:46:52 -07:00 • committed by GitHub
parent 02c70ad10e
commit 7d65f09b83
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 105 additions and 12 deletions
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33
glslang/MachineIndependent/Initialize.cpp
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@ -153,6 +153,11 @@ EProfile EDesktopProfile = static_cast<EProfile>(ENoProfile | ECoreProfile | ECo
{ EBadProfile } };
const Versioning* Es300Desktop130 = &Es300Desktop130Version[0];
const Versioning Es310Desktop420Version[] = { { EEsProfile, 0, 310, 0, nullptr },
{ EDesktopProfile, 0, 420, 0, nullptr },
{ EBadProfile } };
const Versioning* Es310Desktop420 = &Es310Desktop420Version[0];
const Versioning Es310Desktop430Version[] = { { EEsProfile, 0, 310, 0, nullptr },
{ EDesktopProfile, 0, 430, 0, nullptr },
{ EBadProfile } };
@ -256,14 +261,14 @@ const BuiltInFunction BaseFunctions[] = {
{ EOpGreaterThanEqual, "greaterThanEqual", 2, TypeU, ClassBNS, Es300Desktop130 },
{ EOpVectorEqual, "equal", 2, TypeU, ClassBNS, Es300Desktop130 },
{ EOpVectorNotEqual, "notEqual", 2, TypeU, ClassBNS, Es300Desktop130 },
{ EOpAtomicAdd, "atomicAdd", 2, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicMin, "atomicMin", 2, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicMax, "atomicMax", 2, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicAnd, "atomicAnd", 2, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicOr, "atomicOr", 2, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicXor, "atomicXor", 2, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicExchange, "atomicExchange", 2, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicCompSwap, "atomicCompSwap", 3, TypeIU, ClassV1FIOCV, Es310Desktop430 },
{ EOpAtomicAdd, "atomicAdd", 2, TypeIU, ClassV1FIOCV, Es310Desktop420 },
{ EOpAtomicMin, "atomicMin", 2, TypeIU, ClassV1FIOCV, Es310Desktop420 },
{ EOpAtomicMax, "atomicMax", 2, TypeIU, ClassV1FIOCV, Es310Desktop420 },
{ EOpAtomicAnd, "atomicAnd", 2, TypeIU, ClassV1FIOCV, Es310Desktop420 },
{ EOpAtomicOr, "atomicOr", 2, TypeIU, ClassV1FIOCV, Es310Desktop420 },
{ EOpAtomicXor, "atomicXor", 2, TypeIU, ClassV1FIOCV, Es310Desktop420 },
{ EOpAtomicExchange, "atomicExchange", 2, TypeIU, ClassV1FIOCV, Es310Desktop420 },
{ EOpAtomicCompSwap, "atomicCompSwap", 3, TypeIU, ClassV1FIOCV, Es310Desktop420 },
#ifndef GLSLANG_WEB
{ EOpMix, "mix", 3, TypeB, ClassRegular, Es310Desktop450 },
{ EOpMix, "mix", 3, TypeIU, ClassLB, Es310Desktop450 },
@ -7827,6 +7832,18 @@ void TBuiltIns::identifyBuiltIns(int version, EProfile profile, const SpvVersion
symbolTable.setFunctionExtensions("imageSize", 1, &E_GL_ARB_shader_image_size);
}
// GL_ARB_shader_storage_buffer_object
if (profile != EEsProfile && version < 430 ) {
symbolTable.setFunctionExtensions("atomicAdd", 1, &E_GL_ARB_shader_storage_buffer_object);
symbolTable.setFunctionExtensions("atomicMin", 1, &E_GL_ARB_shader_storage_buffer_object);
symbolTable.setFunctionExtensions("atomicMax", 1, &E_GL_ARB_shader_storage_buffer_object);
symbolTable.setFunctionExtensions("atomicAnd", 1, &E_GL_ARB_shader_storage_buffer_object);
symbolTable.setFunctionExtensions("atomicOr", 1, &E_GL_ARB_shader_storage_buffer_object);
symbolTable.setFunctionExtensions("atomicXor", 1, &E_GL_ARB_shader_storage_buffer_object);
symbolTable.setFunctionExtensions("atomicExchange", 1, &E_GL_ARB_shader_storage_buffer_object);
symbolTable.setFunctionExtensions("atomicCompSwap", 1, &E_GL_ARB_shader_storage_buffer_object);
}
symbolTable.setVariableExtensions("gl_DeviceIndex", 1, &E_GL_EXT_device_group);
BuiltInVariable("gl_DeviceIndex", EbvDeviceIndex, symbolTable);
symbolTable.setVariableExtensions("gl_ViewIndex", 1, &E_GL_EXT_multiview);