66 lines
3.1 KiB
Python
66 lines
3.1 KiB
Python
# Licensed to the Apache Software Foundation (ASF) under one
|
|
# or more contributor license agreements. See the NOTICE file
|
|
# distributed with this work for additional information
|
|
# regarding copyright ownership. The ASF licenses this file
|
|
# to you under the Apache License, Version 2.0 (the
|
|
# "License"); you may not use this file except in compliance
|
|
# with the License. You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing,
|
|
# software distributed under the License is distributed on an
|
|
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
# KIND, either express or implied. See the License for the
|
|
# specific language governing permissions and limitations
|
|
# under the License.
|
|
# ruff: noqa: E501, F401
|
|
import pytest
|
|
|
|
import tvm
|
|
from tvm.target import Target, _ffi_api, codegen
|
|
from tvm.target.codegen import llvm_get_vector_width, target_has_features
|
|
|
|
LLVM_VERSION = codegen.llvm_version_major()
|
|
|
|
|
|
# fmt: off
|
|
@pytest.mark.parametrize(
|
|
"min_llvm_version,tvm_target,vec_width",
|
|
[
|
|
# generic, no vector -> (default 128)
|
|
(-1, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv64-linux-gnu", "mcpu": "generic-rv64", "mattr": ["+i", "+m"]}, 128),
|
|
(-1, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv32-linux-gnu", "mcpu": "generic-rv32", "mattr": ["+64bit", "+a", "+c", "+d", "+f", "+m"]}, 128),
|
|
# generic, with vector -> (default zvl128b)
|
|
(-1, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv32-linux-gnu", "mcpu": "generic-rv32", "mattr": ["+i", "+m", "+v"]}, 128),
|
|
(-1, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv64-linux-gnu", "mcpu": "generic-rv64", "mattr": ["+64bit", "+a", "+c", "+d", "+f", "+m", "+v"]}, 128),
|
|
# explicit +zvlXXXb
|
|
(14, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv32-linux-gnu", "mcpu": "generic-rv32", "mattr": ["+i", "+m", "+v", "+zvl64b"]}, 128),
|
|
(14, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv64-linux-gnu", "mcpu": "generic-rv64", "mattr": ["+64bit", "+a", "+c", "+d", "+f", "+m", "+v", "+zvl256b"]}, 256),
|
|
(14, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv64-linux-gnu", "mcpu": "generic-rv64", "mattr": ["+64bit", "+a", "+c", "+d", "+f", "+m", "+v", "+zvl512b"]}, 512),
|
|
# vendor CPU
|
|
(17, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv64-linux-gnu", "mcpu": "sifive-x280"}, 512),
|
|
(18, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv64-linux-gnu", "mcpu": "sifive-p670"}, 128),
|
|
(19, {"kind": "llvm", "device": "riscv_cpu", "mtriple": "riscv64-linux-gnu", "mcpu": "spacemit-x60"}, 256),
|
|
],
|
|
)
|
|
def test_riscv_rvv_features(min_llvm_version, tvm_target, vec_width):
|
|
"""Test RVV features support for different targets.
|
|
|
|
Parameters
|
|
----------
|
|
min_llvm_version : int
|
|
Minimal LLVM version.
|
|
tvm_target : str
|
|
TVM target.
|
|
vec_width : bool
|
|
Expected vector width.
|
|
"""
|
|
|
|
# skip test on llvm_version
|
|
if LLVM_VERSION < min_llvm_version:
|
|
return
|
|
|
|
with Target(tvm_target):
|
|
assert llvm_get_vector_width() == vec_width
|