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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/lib/DebugInfo/DWARF/DWARFDebugRangeList.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/lib/DebugInfo/DWARF/DWARFDebugRangeList.cpp')
-rw-r--r--gnu/llvm/lib/DebugInfo/DWARF/DWARFDebugRangeList.cpp96
1 files changed, 0 insertions, 96 deletions
diff --git a/gnu/llvm/lib/DebugInfo/DWARF/DWARFDebugRangeList.cpp b/gnu/llvm/lib/DebugInfo/DWARF/DWARFDebugRangeList.cpp
deleted file mode 100644
index dfb913000a4..00000000000
--- a/gnu/llvm/lib/DebugInfo/DWARF/DWARFDebugRangeList.cpp
+++ /dev/null
@@ -1,96 +0,0 @@
-//===- DWARFDebugRangesList.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/DWARFDebugRangeList.h"
-#include "llvm/DebugInfo/DWARF/DWARFContext.h"
-#include "llvm/Support/Errc.h"
-#include "llvm/Support/Format.h"
-#include "llvm/Support/raw_ostream.h"
-#include <cinttypes>
-#include <cstdint>
-
-using namespace llvm;
-
-void DWARFDebugRangeList::clear() {
- Offset = -1U;
- AddressSize = 0;
- Entries.clear();
-}
-
-Error DWARFDebugRangeList::extract(const DWARFDataExtractor &data,
- uint32_t *offset_ptr) {
- clear();
- if (!data.isValidOffset(*offset_ptr))
- return createStringError(errc::invalid_argument,
- "invalid range list offset 0x%" PRIx32, *offset_ptr);
-
- AddressSize = data.getAddressSize();
- if (AddressSize != 4 && AddressSize != 8)
- return createStringError(errc::invalid_argument,
- "invalid address size: %" PRIu8, AddressSize);
- Offset = *offset_ptr;
- while (true) {
- RangeListEntry Entry;
- Entry.SectionIndex = -1ULL;
-
- uint32_t prev_offset = *offset_ptr;
- Entry.StartAddress = data.getRelocatedAddress(offset_ptr);
- Entry.EndAddress =
- data.getRelocatedAddress(offset_ptr, &Entry.SectionIndex);
-
- // Check that both values were extracted correctly.
- if (*offset_ptr != prev_offset + 2 * AddressSize) {
- clear();
- return createStringError(errc::invalid_argument,
- "invalid range list entry at offset 0x%" PRIx32,
- prev_offset);
- }
- if (Entry.isEndOfListEntry())
- break;
- Entries.push_back(Entry);
- }
- return Error::success();
-}
-
-void DWARFDebugRangeList::dump(raw_ostream &OS) const {
- for (const RangeListEntry &RLE : Entries) {
- const char *format_str = (AddressSize == 4
- ? "%08x %08" PRIx64 " %08" PRIx64 "\n"
- : "%08x %016" PRIx64 " %016" PRIx64 "\n");
- OS << format(format_str, Offset, RLE.StartAddress, RLE.EndAddress);
- }
- OS << format("%08x <End of list>\n", Offset);
-}
-
-DWARFAddressRangesVector DWARFDebugRangeList::getAbsoluteRanges(
- llvm::Optional<SectionedAddress> BaseAddr) const {
- DWARFAddressRangesVector Res;
- for (const RangeListEntry &RLE : Entries) {
- if (RLE.isBaseAddressSelectionEntry(AddressSize)) {
- BaseAddr = {RLE.EndAddress, RLE.SectionIndex};
- continue;
- }
-
- DWARFAddressRange E;
- E.LowPC = RLE.StartAddress;
- E.HighPC = RLE.EndAddress;
- E.SectionIndex = RLE.SectionIndex;
- // Base address of a range list entry is determined by the closest preceding
- // base address selection entry in the same range list. It defaults to the
- // base address of the compilation unit if there is no such entry.
- if (BaseAddr) {
- E.LowPC += BaseAddr->Address;
- E.HighPC += BaseAddr->Address;
- if (E.SectionIndex == -1ULL)
- E.SectionIndex = BaseAddr->SectionIndex;
- }
- Res.push_back(E);
- }
- return Res;
-}