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 14 TEST(MCDisassembler, XCOFFSymbolPriorityTest) { 15 16 SymbolInfoTy SIT1(0x100000, "sym1", std::nullopt, 1, false); 17 SymbolInfoTy SIT2(0x110000, "sym2", std::nullopt, 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