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Merge pull request #2353 from vkushwaha-nv/SPV_EXT_shader_atomic_float

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Add changes for SPV_EXT_shader_atomic_float_add
This commit is contained in:
John Kessenich
2020-07-22 22:06:01 +07:00
committed by GitHub
parent 9165cbb4f4 79b93923d2
commit 7923b3e3d9
13 changed files with 1109 additions and 5 deletions
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1
SPIRV/GLSL.ext.EXT.h
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@@ -35,5 +35,6 @@ static const char* const E_SPV_EXT_shader_viewport_index_layer = "SPV_EXT_shade
static const char* const E_SPV_EXT_fragment_fully_covered = "SPV_EXT_fragment_fully_covered";
static const char* const E_SPV_EXT_fragment_invocation_density = "SPV_EXT_fragment_invocation_density";
static const char* const E_SPV_EXT_demote_to_helper_invocation = "SPV_EXT_demote_to_helper_invocation";
static const char* const E_SPV_EXT_shader_atomic_float_add = "SPV_EXT_shader_atomic_float_add";
#endif // #ifndef GLSLextEXT_H

8
SPIRV/GlslangToSpv.cpp
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@@ -6682,6 +6682,14 @@ spv::Id TGlslangToSpvTraverser::createAtomicOperation(glslang::TOperator op, spv
case glslang::EOpImageAtomicAdd:
case glslang::EOpAtomicCounterAdd:
opCode = spv::OpAtomicIAdd;
if (typeProxy == glslang::EbtFloat || typeProxy == glslang::EbtDouble) {
opCode = spv::OpAtomicFAddEXT;
builder.addExtension(spv::E_SPV_EXT_shader_atomic_float_add);
if (typeProxy == glslang::EbtFloat)
builder.addCapability(spv::CapabilityAtomicFloat32AddEXT);
else
builder.addCapability(spv::CapabilityAtomicFloat64AddEXT);
}
break;
case glslang::EOpAtomicCounterSubtract:
opCode = spv::OpAtomicISub;

10
SPIRV/doc.cpp
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@@ -938,6 +938,9 @@ const char* CapabilityString(int info)
case CapabilityIntegerFunctions2INTEL: return "CapabilityIntegerFunctions2INTEL";
case CapabilityAtomicFloat32AddEXT: return "AtomicFloat32AddEXT";
case CapabilityAtomicFloat64AddEXT: return "AtomicFloat64AddEXT";
default: return "Bad";
}
}
@@ -1313,6 +1316,8 @@ const char* OpcodeString(int op)
case 4430: return "OpSubgroupAllEqualKHR";
case 4432: return "OpSubgroupReadInvocationKHR";
case OpAtomicFAddEXT: return "OpAtomicFAddEXT";
case 5000: return "OpGroupIAddNonUniformAMD";
case 5001: return "OpGroupFAddNonUniformAMD";
case 5002: return "OpGroupFMinNonUniformAMD";
@@ -2260,6 +2265,11 @@ void Parameterize()
InstructionDesc[OpAtomicIAdd].operands.push(OperandMemorySemantics, "'Semantics'");
InstructionDesc[OpAtomicIAdd].operands.push(OperandId, "'Value'");
InstructionDesc[OpAtomicFAddEXT].operands.push(OperandId, "'Pointer'");
InstructionDesc[OpAtomicFAddEXT].operands.push(OperandScope, "'Scope'");
InstructionDesc[OpAtomicFAddEXT].operands.push(OperandMemorySemantics, "'Semantics'");
InstructionDesc[OpAtomicFAddEXT].operands.push(OperandId, "'Value'");
InstructionDesc[OpAtomicISub].operands.push(OperandId, "'Pointer'");
InstructionDesc[OpAtomicISub].operands.push(OperandScope, "'Scope'");
InstructionDesc[OpAtomicISub].operands.push(OperandMemorySemantics, "'Semantics'");