1//===- MCDisassemblerTest.cpp - Tests for MCDisassembler.cpp --------------===//
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 "llvm/MC/MCDisassembler/MCDisassembler.h"
10#include "gtest/gtest.h"
11
12using namespace llvm;
13
14TEST(MCDisassembler, XCOFFSymbolPriorityTest) {
15 SymbolInfoTy SIT1(std::nullopt, 0x100000, "sym1", 1, false);
16 SymbolInfoTy SIT2(std::nullopt, 0x110000, "sym2", 2, false);
17 SymbolInfoTy SIT3(XCOFF::XMC_PR, 0x120000, ".func", 3, true);
18 SymbolInfoTy SIT4(XCOFF::XMC_PR, 0x120000, ".text", 4, false);
19 SymbolInfoTy SIT5(XCOFF::XMC_TC0, 0x130000, "TOC", 5, false);
20 SymbolInfoTy SIT6(XCOFF::XMC_TC, 0x130000, "func", 6, false);
21
22 // Test that higher addresses would appear later than lower ones when symbols
23 // are sorted in ascending order.
24 EXPECT_TRUE(SIT1 < SIT2);
25 EXPECT_FALSE(SIT2 < SIT1);
26
27 // Test that symbols with a StorageMappingClass have higher priority than those
28 // without.
29 EXPECT_TRUE(SIT2 < SIT5);
30 EXPECT_FALSE(SIT5 < SIT2);
31
32 // Test that symbols with a TC0 StorageMappingClass have lower priority than those
33 // with some other StorageMappingClass.
34 EXPECT_TRUE(SIT5 < SIT6);
35 EXPECT_FALSE(SIT6 < SIT5);
36
37 // Test label symbols have higher priorty than non-label symbols.
38 EXPECT_TRUE(SIT4 < SIT3);
39 EXPECT_FALSE(SIT3 < SIT4);
40
41 // Test symbols comparing with themselves.
42 EXPECT_FALSE(SIT1 < SIT1);
43 EXPECT_FALSE(SIT2 < SIT2);
44 EXPECT_FALSE(SIT3 < SIT3);
45 EXPECT_FALSE(SIT4 < SIT4);
46 EXPECT_FALSE(SIT5 < SIT5);
47 EXPECT_FALSE(SIT6 < SIT6);
48}
49

source code of llvm/unittests/MC/MCDisassemblerTest.cpp