Files
clang-p2996/llvm/unittests/Target/RISCV/RISCVBaseInfoTest.cpp
Wang Pengcheng 460e84398a [RISCV] Add getSameRatioLMUL (#69570)
To calculate the LMUL with the same SEW/LMUL ratio when providing
EEW.
2023-10-20 01:52:42 +08:00

35 lines
1.2 KiB
C++

//===- RISCVBaseInfoTest.cpp - RISCVBaseInfo unit tests ----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "MCTargetDesc/RISCVBaseInfo.h"
#include "gtest/gtest.h"
using namespace llvm;
namespace {
TEST(RISCVBaseInfo, CheckSameRatioLMUL) {
// Smaller LMUL.
EXPECT_EQ(RISCVII::LMUL_1,
RISCVVType::getSameRatioLMUL(16, RISCVII::LMUL_2, 8));
EXPECT_EQ(RISCVII::LMUL_F2,
RISCVVType::getSameRatioLMUL(16, RISCVII::LMUL_1, 8));
// Smaller fractional LMUL.
EXPECT_EQ(RISCVII::LMUL_F8,
RISCVVType::getSameRatioLMUL(16, RISCVII::LMUL_F4, 8));
// Bigger LMUL.
EXPECT_EQ(RISCVII::LMUL_2,
RISCVVType::getSameRatioLMUL(8, RISCVII::LMUL_1, 16));
EXPECT_EQ(RISCVII::LMUL_1,
RISCVVType::getSameRatioLMUL(8, RISCVII::LMUL_F2, 16));
// Bigger fractional LMUL.
EXPECT_EQ(RISCVII::LMUL_F2,
RISCVVType::getSameRatioLMUL(8, RISCVII::LMUL_F4, 16));
}
} // namespace