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Add OpSubgroupReadInvocationKHR

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This commit is contained in:
ReinUsesLisp 2019-11-03 00:32:35 -03:00
parent 9b897c3541
commit 688d6d9799
2 changed files with 12 additions and 0 deletions
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5
include/sirit/sirit.h
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@ -941,6 +941,11 @@ public:
// Group
/// Return the value from the invocation in the subgroup with an invocation ID equal to index.
/// The index must be the same for all active invocations in the subgroup, otherwise the results
/// are undefined.
Id OpSubgroupReadInvocationKHR(Id result_type, Id value, Id index);
/// Return the value of the invocation identified by the current invocation's id within the
/// group xor'ed with mask.
Id OpGroupNonUniformShuffleXor(Id result_type, spv::Scope scope, Id value, Id mask);

7
src/instructions/group.cpp
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@ -9,6 +9,13 @@
namespace Sirit {
Id Module::OpSubgroupReadInvocationKHR(Id result_type, Id value, Id index) {
auto op = std::make_unique<Op>(spv::Op::OpSubgroupReadInvocationKHR, bound++, result_type);
op->Add(value);
op->Add(index);
return AddCode(std::move(op));
}
Id Module::OpGroupNonUniformShuffleXor(Id result_type, spv::Scope scope, Id value, Id mask) {
auto op = std::make_unique<Op>(spv::Op::OpGroupNonUniformShuffleXor, bound++, result_type);
op->Add(static_cast<u32>(scope));