llvm-project/llvm/unittests/MC/MCDisassemblerTest.cpp

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1.7 KiB
C++

//===- MCDisassemblerTest.cpp - Tests for MCDisassembler.cpp --------------===//
//
// 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 "llvm/MC/MCDisassembler/MCDisassembler.h"
#include "gtest/gtest.h"
using namespace llvm;
TEST(MCDisassembler, XCOFFSymbolPriorityTest) {
SymbolInfoTy SIT1(0x100000, "sym1", None, 1, false);
SymbolInfoTy SIT2(0x110000, "sym2", None, 2, false);
SymbolInfoTy SIT3(0x120000, ".func", XCOFF::XMC_PR, 3, true);
SymbolInfoTy SIT4(0x120000, ".text", XCOFF::XMC_PR, 4, false);
SymbolInfoTy SIT5(0x130000, "TOC", XCOFF::XMC_TC0, 5, false);
SymbolInfoTy SIT6(0x130000, "func", XCOFF::XMC_TC, 6, false);
// Test that higher addresses would appear later than lower ones when symbols
// are sorted in ascending order.
EXPECT_TRUE(SIT1 < SIT2);
EXPECT_FALSE(SIT2 < SIT1);
// Test that symbols with a StorageMappingClass have higher priority than those
// without.
EXPECT_TRUE(SIT2 < SIT5);
EXPECT_FALSE(SIT5 < SIT2);
// Test that symbols with a TC0 StorageMappingClass have lower priority than those
// with some other StorageMappingClass.
EXPECT_TRUE(SIT5 < SIT6);
EXPECT_FALSE(SIT6 < SIT5);
// Test label symbols have higher priorty than non-label symbols.
EXPECT_TRUE(SIT4 < SIT3);
EXPECT_FALSE(SIT3 < SIT4);
// Test symbols comparing with themselves.
EXPECT_FALSE(SIT1 < SIT1);
EXPECT_FALSE(SIT2 < SIT2);
EXPECT_FALSE(SIT3 < SIT3);
EXPECT_FALSE(SIT4 < SIT4);
EXPECT_FALSE(SIT5 < SIT5);
EXPECT_FALSE(SIT6 < SIT6);
}