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llvm-readobj: fix endianness

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Explicitly handle endianness to ensure that bytes are read properly on
big-endian systems.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198847 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Saleem Abdulrasool 2014-01-09 04:31:14 +00:00
parent 6fc76f3ec4
commit fe097bffa7
1 changed files with 6 additions and 5 deletions
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11
tools/llvm-readobj/ARMEHABIPrinter.h
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@ -137,8 +137,8 @@ void PrinterContext<ET>::PrintExceptionTable(const Elf_Shdr *IT,
/// +-+---+----+-----------------------+
/// | more personality routine data |
const uint32_t Word =
*reinterpret_cast<const uint32_t *>(Contents->data() + TableEntryOffset);
const support::ulittle32_t Word =
*reinterpret_cast<const support::ulittle32_t *>(Contents->data() + TableEntryOffset);
if (Word & 0x80000000) {
SW.printString("Model", StringRef("Compact"));
@ -200,16 +200,17 @@ void PrinterContext<ET>::PrintIndexTable(unsigned SectionIndex,
/// - The special bit pattern EXIDX_CANTUNWIND, indicating that associated
/// frames cannot be unwound
const uint32_t *Data = reinterpret_cast<const uint32_t *>(Contents->data());
const support::ulittle32_t *Data =
reinterpret_cast<const support::ulittle32_t *>(Contents->data());
const unsigned Entries = IT->sh_size / IndexTableEntrySize;
ListScope E(SW, "Entries");
for (unsigned Entry = 0; Entry < Entries; ++Entry) {
DictScope E(SW, "Entry");
const uint32_t Word0 =
const support::ulittle32_t Word0 =
Data[Entry * (IndexTableEntrySize / sizeof(*Data)) + 0];
const uint32_t Word1 =
const support::ulittle32_t Word1 =
Data[Entry * (IndexTableEntrySize / sizeof(*Data)) + 1];
if (Word0 & 0x80000000) {