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authorpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
committerpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
commitb64793999546ed8adebaeebd9d8345d18db8927d (patch)
tree4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/unittests/DebugInfo/DWARF/DWARFFormValueTest.cpp
parentAdd support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff)
downloadwireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz
wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/unittests/DebugInfo/DWARF/DWARFFormValueTest.cpp')
-rw-r--r--gnu/llvm/unittests/DebugInfo/DWARF/DWARFFormValueTest.cpp124
1 files changed, 0 insertions, 124 deletions
diff --git a/gnu/llvm/unittests/DebugInfo/DWARF/DWARFFormValueTest.cpp b/gnu/llvm/unittests/DebugInfo/DWARF/DWARFFormValueTest.cpp
deleted file mode 100644
index 582b58062c4..00000000000
--- a/gnu/llvm/unittests/DebugInfo/DWARF/DWARFFormValueTest.cpp
+++ /dev/null
@@ -1,124 +0,0 @@
-//===- llvm/unittest/DebugInfo/DWARFFormValueTest.cpp ---------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/DebugInfo/DWARF/DWARFFormValue.h"
-#include "llvm/ADT/ArrayRef.h"
-#include "llvm/ADT/SmallString.h"
-#include "llvm/BinaryFormat/Dwarf.h"
-#include "llvm/Support/Host.h"
-#include "llvm/Support/LEB128.h"
-#include "gtest/gtest.h"
-#include <climits>
-using namespace llvm;
-using namespace dwarf;
-
-namespace {
-
-bool isFormClass(dwarf::Form Form, DWARFFormValue::FormClass FC) {
- return DWARFFormValue(Form).isFormClass(FC);
-}
-
-TEST(DWARFFormValue, FormClass) {
- EXPECT_TRUE(isFormClass(DW_FORM_addr, DWARFFormValue::FC_Address));
- EXPECT_FALSE(isFormClass(DW_FORM_data8, DWARFFormValue::FC_Address));
- EXPECT_TRUE(isFormClass(DW_FORM_data8, DWARFFormValue::FC_Constant));
- EXPECT_TRUE(isFormClass(DW_FORM_data8, DWARFFormValue::FC_SectionOffset));
- EXPECT_TRUE(
- isFormClass(DW_FORM_sec_offset, DWARFFormValue::FC_SectionOffset));
- EXPECT_TRUE(isFormClass(DW_FORM_GNU_str_index, DWARFFormValue::FC_String));
- EXPECT_TRUE(isFormClass(DW_FORM_GNU_addr_index, DWARFFormValue::FC_Address));
- EXPECT_FALSE(isFormClass(DW_FORM_ref_addr, DWARFFormValue::FC_Address));
- EXPECT_TRUE(isFormClass(DW_FORM_ref_addr, DWARFFormValue::FC_Reference));
- EXPECT_TRUE(isFormClass(DW_FORM_ref_sig8, DWARFFormValue::FC_Reference));
-}
-
-template<typename RawTypeT>
-DWARFFormValue createDataXFormValue(dwarf::Form Form, RawTypeT Value) {
- char Raw[sizeof(RawTypeT)];
- memcpy(Raw, &Value, sizeof(RawTypeT));
- uint32_t Offset = 0;
- DWARFFormValue Result(Form);
- DWARFDataExtractor Data(StringRef(Raw, sizeof(RawTypeT)),
- sys::IsLittleEndianHost, sizeof(void *));
- Result.extractValue(Data, &Offset, {0, 0, dwarf::DwarfFormat::DWARF32});
- return Result;
-}
-
-DWARFFormValue createULEBFormValue(uint64_t Value) {
- SmallString<10> RawData;
- raw_svector_ostream OS(RawData);
- encodeULEB128(Value, OS);
- uint32_t Offset = 0;
- DWARFFormValue Result(DW_FORM_udata);
- DWARFDataExtractor Data(OS.str(), sys::IsLittleEndianHost, sizeof(void *));
- Result.extractValue(Data, &Offset, {0, 0, dwarf::DwarfFormat::DWARF32});
- return Result;
-}
-
-DWARFFormValue createSLEBFormValue(int64_t Value) {
- SmallString<10> RawData;
- raw_svector_ostream OS(RawData);
- encodeSLEB128(Value, OS);
- uint32_t Offset = 0;
- DWARFFormValue Result(DW_FORM_sdata);
- DWARFDataExtractor Data(OS.str(), sys::IsLittleEndianHost, sizeof(void *));
- Result.extractValue(Data, &Offset, {0, 0, dwarf::DwarfFormat::DWARF32});
- return Result;
-}
-
-TEST(DWARFFormValue, SignedConstantForms) {
- // Check that we correctly sign extend fixed size forms.
- auto Sign1 = createDataXFormValue<uint8_t>(DW_FORM_data1, -123);
- auto Sign2 = createDataXFormValue<uint16_t>(DW_FORM_data2, -12345);
- auto Sign4 = createDataXFormValue<uint32_t>(DW_FORM_data4, -123456789);
- auto Sign8 = createDataXFormValue<uint64_t>(DW_FORM_data8, -1);
- EXPECT_EQ(Sign1.getAsSignedConstant().getValue(), -123);
- EXPECT_EQ(Sign2.getAsSignedConstant().getValue(), -12345);
- EXPECT_EQ(Sign4.getAsSignedConstant().getValue(), -123456789);
- EXPECT_EQ(Sign8.getAsSignedConstant().getValue(), -1);
-
- // Check that we can handle big positive values, but that we return
- // an error just over the limit.
- auto UMax = createULEBFormValue(LLONG_MAX);
- auto TooBig = createULEBFormValue(uint64_t(LLONG_MAX) + 1);
- EXPECT_EQ(UMax.getAsSignedConstant().getValue(), LLONG_MAX);
- EXPECT_EQ(TooBig.getAsSignedConstant().hasValue(), false);
-
- // Sanity check some other forms.
- auto Data1 = createDataXFormValue<uint8_t>(DW_FORM_data1, 120);
- auto Data2 = createDataXFormValue<uint16_t>(DW_FORM_data2, 32000);
- auto Data4 = createDataXFormValue<uint32_t>(DW_FORM_data4, 2000000000);
- auto Data8 = createDataXFormValue<uint64_t>(DW_FORM_data8, 0x1234567812345678LL);
- auto LEBMin = createSLEBFormValue(LLONG_MIN);
- auto LEBMax = createSLEBFormValue(LLONG_MAX);
- auto LEB1 = createSLEBFormValue(-42);
- auto LEB2 = createSLEBFormValue(42);
- EXPECT_EQ(Data1.getAsSignedConstant().getValue(), 120);
- EXPECT_EQ(Data2.getAsSignedConstant().getValue(), 32000);
- EXPECT_EQ(Data4.getAsSignedConstant().getValue(), 2000000000);
- EXPECT_EQ(Data8.getAsSignedConstant().getValue(), 0x1234567812345678LL);
- EXPECT_EQ(LEBMin.getAsSignedConstant().getValue(), LLONG_MIN);
- EXPECT_EQ(LEBMax.getAsSignedConstant().getValue(), LLONG_MAX);
- EXPECT_EQ(LEB1.getAsSignedConstant().getValue(), -42);
- EXPECT_EQ(LEB2.getAsSignedConstant().getValue(), 42);
-
- // Data16 is a little tricky.
- char Cksum[16] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15};
- DWARFFormValue Data16(DW_FORM_data16);
- DWARFDataExtractor DE16(StringRef(Cksum, 16), sys::IsLittleEndianHost,
- sizeof(void *));
- uint32_t Offset = 0;
- Data16.extractValue(DE16, &Offset, {0, 0, dwarf::DwarfFormat::DWARF32});
- SmallString<32> Str;
- raw_svector_ostream Res(Str);
- Data16.dump(Res, DIDumpOptions());
- EXPECT_EQ(memcmp(Str.data(), "000102030405060708090a0b0c0d0e0f", 32), 0);
-}
-
-} // end anonymous namespace