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[ARM] Allow vecreduce_add in tail predicated loops
This allows vecreduce_add in loops so that we can tailpredicate them. Differential Revision: https://reviews.llvm.org/D85454
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@ -254,11 +254,12 @@ bool MVETailPredication::IsPredicatedVectorLoop() {
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switch (Int->getIntrinsicID()) {
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case Intrinsic::get_active_lane_mask:
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ActiveLaneMask = true;
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LLVM_FALLTHROUGH;
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continue;
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case Intrinsic::sadd_sat:
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case Intrinsic::uadd_sat:
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case Intrinsic::ssub_sat:
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case Intrinsic::usub_sat:
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case Intrinsic::experimental_vector_reduce_add:
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continue;
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case Intrinsic::fma:
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case Intrinsic::trunc:
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@ -269,7 +270,7 @@ bool MVETailPredication::IsPredicatedVectorLoop() {
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case Intrinsic::fabs:
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if (ST->hasMVEFloatOps())
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continue;
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LLVM_FALLTHROUGH;
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break;
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default:
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break;
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}
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