unittests/CodeGen/DIEHashTest.cpp

   1 //===- llvm/unittest/DebugInfo/DWARFFormValueTest.cpp ---------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 #include "../lib/CodeGen/AsmPrinter/DIE.h"
  11 #include "../lib/CodeGen/AsmPrinter/DIEHash.h"
  12 #include "llvm/Support/Dwarf.h"
  13 #include "llvm/Support/Debug.h"
  14 #include "llvm/Support/Format.h"
  15 #include "gtest/gtest.h"
  16
  17 namespace {
  18
  19 using namespace llvm;
  20 TEST(DIEHashData1Test, DIEHash) {
  21   DIEHash Hash;
  22   DIE *Die = new DIE(dwarf::DW_TAG_base_type);
  23   DIEValue *Size = new DIEInteger(4);
  24   Die->addValue(dwarf::DW_AT_byte_size, dwarf::DW_FORM_data1, Size);
  25   uint64_t MD5Res = Hash.computeTypeSignature(Die);
  26   ASSERT_TRUE(MD5Res == 0x540e9ff30ade3e4aULL);
  27   delete Die;
  28 }
  29 }