llvm/unittests/Target/RISCV/RISCVBaseInfoTest.cpp

   1 //===- RISCVBaseInfoTest.cpp - RISCVBaseInfo unit tests ----------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #include "MCTargetDesc/RISCVBaseInfo.h"
  10
  11 #include "gtest/gtest.h"
  12
  13 using namespace llvm;
  14
  15 namespace {
  16 TEST(RISCVBaseInfo, CheckSameRatioLMUL) {
  17   // Smaller LMUL.
  18   EXPECT_EQ(RISCVII::LMUL_1,
  19             RISCVVType::getSameRatioLMUL(16, RISCVII::LMUL_2, 8));
  20   EXPECT_EQ(RISCVII::LMUL_F2,
  21             RISCVVType::getSameRatioLMUL(16, RISCVII::LMUL_1, 8));
  22   // Smaller fractional LMUL.
  23   EXPECT_EQ(RISCVII::LMUL_F8,
  24             RISCVVType::getSameRatioLMUL(16, RISCVII::LMUL_F4, 8));
  25   // Bigger LMUL.
  26   EXPECT_EQ(RISCVII::LMUL_2,
  27             RISCVVType::getSameRatioLMUL(8, RISCVII::LMUL_1, 16));
  28   EXPECT_EQ(RISCVII::LMUL_1,
  29             RISCVVType::getSameRatioLMUL(8, RISCVII::LMUL_F2, 16));
  30   // Bigger fractional LMUL.
  31   EXPECT_EQ(RISCVII::LMUL_F2,
  32             RISCVVType::getSameRatioLMUL(8, RISCVII::LMUL_F4, 16));
  33 }
  34 } // namespace