wpan11nv commented on a change in pull request #5101: [CodeGen][CUDA]
Vectorization for intrinsics
URL: https://github.com/apache/incubator-tvm/pull/5101#discussion_r395770988
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File path: src/target/source/codegen_cuda.cc
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@@ -418,6 +419,54 @@ void CodeGenCUDA::VisitExpr_(const CallNode *op,
std::ostream& os) {
this->PrintExpr(op->args[i * 2 + 1], os);
os << "]" << ((i < 3) ? ", ": ")");
}
+ } else if (op->call_type == CallNode::PureExtern && op->dtype.is_vector()) {
+ //
+ // Emit an unsupported vector call
+ //
+ // v = intrin_f((float4*)A[0], (float4*)B[0])
Review comment:
that is the CallNode representation, not supported in CUDA. We are going to
emit a few scalar calls instead here.
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