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[Objdump] Output information about common symbols in a way closer to GNU objdump.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@226932 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Colin LeMahieu 2015-01-23 20:06:24 +00:00
parent ae597a058a
commit 88fa664c1b
3 changed files with 13 additions and 0 deletions
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BIN
test/tools/llvm-objdump/Inputs/common-symbol-elf Normal file
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3
test/tools/llvm-objdump/common-symbol-elf.test Normal file
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@ -0,0 +1,3 @@
// RUN: llvm-objdump -t %p/Inputs/common-symbol-elf | FileCheck %s
CHECK: 00000400 g *COM* 00000008 common_symbol

10
tools/llvm-objdump/llvm-objdump.cpp
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@ -642,7 +642,15 @@ void llvm::PrintSymbolTable(const ObjectFile *o) {
bool Global = Flags & SymbolRef::SF_Global;
bool Weak = Flags & SymbolRef::SF_Weak;
bool Absolute = Flags & SymbolRef::SF_Absolute;
bool Common = Flags & SymbolRef::SF_Common;
if (Common) {
uint32_t Alignment;
if (error(Symbol.getAlignment(Alignment)))
Alignment = 0;
Address = Size;
Size = Alignment;
}
if (Address == UnknownAddressOrSize)
Address = 0;
if (Size == UnknownAddressOrSize)
@ -672,6 +680,8 @@ void llvm::PrintSymbolTable(const ObjectFile *o) {
<< ' ';
if (Absolute) {
outs() << "*ABS*";
} else if (Common) {
outs() << "*COM*";
} else if (Section == o->section_end()) {
outs() << "*UND*";
} else {