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[CINN] Fixed arange float16 and bfloat16 support #72669

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Merged
merged 1 commit into from
May 12, 2025
Merged

[CINN] Fixed arange float16 and bfloat16 support #72669

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6 changes: 6 additions & 0 deletions paddle/cinn/hlir/dialect/operator/transforms/pd_to_cinn_pass.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -554,6 +554,12 @@ class ArangeOpPattern
case phi::DataType::INT32:
input = phi::Scalar(input.to<int>());
break;
case phi::DataType::FLOAT16:
input = phi::Scalar(input.to<float>());
break;
case phi::DataType::BFLOAT16:
input = phi::Scalar(input.to<float>());
break;
default:
input = phi::Scalar(input.to<int64_t>());
}
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14 changes: 13 additions & 1 deletion paddle/cinn/hlir/op/elementwise.cc
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Expand Up @@ -1310,8 +1310,20 @@ std::shared_ptr<framework::OpStrategy> StrategyForArangeSymbolic(
EXPR_FROM_ATTR(int)
} else if (dtype.is_int(64)) {
EXPR_FROM_ATTR(int64_t)
} else if (dtype.is_bfloat16()) {
EXPR_FROM_ATTR(float)
start->set_type(cinn::common::BFloat16());
step->set_type(cinn::common::BFloat16());
} else if (dtype.is_float16()) {
EXPR_FROM_ATTR(float)
start->set_type(cinn::common::Float16());
step->set_type(cinn::common::Float16());
} else {
CINN_NOT_IMPLEMENTED
PADDLE_ENFORCE_NOT_NULL(
nullptr,
::common::errors::InvalidArgument(
"The dtype of arange op should be float32, float64, int32, int64, "
"bfloat16 or float16."));
}

#undef EXPR_FROM_ATTR
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4 changes: 4 additions & 0 deletions paddle/phi/infermeta/nullary.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -57,6 +57,10 @@ void ArangeInferMeta(const Scalar& start,
GET_SIZE_GIVEN_TYPE(double)
case DataType::INT32:
GET_SIZE_GIVEN_TYPE(int)
case DataType::FLOAT16:
GET_SIZE_GIVEN_TYPE(float)
case DataType::BFLOAT16:
GET_SIZE_GIVEN_TYPE(float)
default:
GET_SIZE_GIVEN_TYPE(int64_t)
}
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