| Alexey Samsonov | cd61455 | 2013-04-17 08:29:02 +0000 | [diff] [blame] | 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 "llvm/DebugInfo/DWARFFormValue.h" |
| 11 | #include "llvm/Support/Dwarf.h" |
| 12 | #include "gtest/gtest.h" |
| 13 | using namespace llvm; |
| 14 | using namespace dwarf; |
| 15 | |
| 16 | namespace { |
| 17 | |
| 18 | TEST(DWARFFormValue, FixedFormSizes) { |
| 19 | // Size of DW_FORM_addr and DW_FORM_ref_addr are equal in DWARF2, |
| 20 | // DW_FORM_ref_addr is always 4 bytes in DWARF32 starting from DWARF3. |
| 21 | const uint8_t *sizes = DWARFFormValue::getFixedFormSizes(4, 2); |
| 22 | EXPECT_EQ(sizes[DW_FORM_addr], sizes[DW_FORM_ref_addr]); |
| 23 | sizes = DWARFFormValue::getFixedFormSizes(8, 2); |
| 24 | EXPECT_EQ(sizes[DW_FORM_addr], sizes[DW_FORM_ref_addr]); |
| 25 | sizes = DWARFFormValue::getFixedFormSizes(8, 3); |
| 26 | EXPECT_EQ(4, sizes[DW_FORM_ref_addr]); |
| 27 | // Check that we don't have fixed form sizes for weird address sizes. |
| 28 | EXPECT_EQ(0, DWARFFormValue::getFixedFormSizes(16, 2)); |
| 29 | } |
| 30 | |
| 31 | } // end anonymous namespace |