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
12 using namespace llvm;
13
TEST(MCDisassembler,XCOFFSymbolPriorityTest)14 TEST(MCDisassembler, XCOFFSymbolPriorityTest) {
15
16 SymbolInfoTy SIT1(0x100000, "sym1", None, 1, false);
17 SymbolInfoTy SIT2(0x110000, "sym2", None, 2, false);
18 SymbolInfoTy SIT3(0x120000, ".func", XCOFF::XMC_PR, 3, true);
19 SymbolInfoTy SIT4(0x120000, ".text", XCOFF::XMC_PR, 4, false);
20 SymbolInfoTy SIT5(0x130000, "TOC", XCOFF::XMC_TC0, 5, false);
21 SymbolInfoTy SIT6(0x130000, "func", XCOFF::XMC_TC, 6, false);
22
23 // Test that higher addresses would appear later than lower ones when symbols
24 // are sorted in ascending order.
25 EXPECT_TRUE(SIT1 < SIT2);
26 EXPECT_FALSE(SIT2 < SIT1);
27
28 // Test that symbols with a StorageMappingClass have higher priority than those
29 // without.
30 EXPECT_TRUE(SIT2 < SIT5);
31 EXPECT_FALSE(SIT5 < SIT2);
32
33 // Test that symbols with a TC0 StorageMappingClass have lower priority than those
34 // with some other StorageMappingClass.
35 EXPECT_TRUE(SIT5 < SIT6);
36 EXPECT_FALSE(SIT6 < SIT5);
37
38 // Test label symbols have higher priorty than non-label symbols.
39 EXPECT_TRUE(SIT4 < SIT3);
40 EXPECT_FALSE(SIT3 < SIT4);
41
42 // Test symbols comparing with themselves.
43 EXPECT_FALSE(SIT1 < SIT1);
44 EXPECT_FALSE(SIT2 < SIT2);
45 EXPECT_FALSE(SIT3 < SIT3);
46 EXPECT_FALSE(SIT4 < SIT4);
47 EXPECT_FALSE(SIT5 < SIT5);
48 EXPECT_FALSE(SIT6 < SIT6);
49 }
50