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[llvm-readobj] Dump DT_USED value as string like GNU readelf does

Browse Source 
Reviewers: jhenderson

Reviewed By: jhenderson

Subscribers: rupprecht, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D59089

llvm-svn: 355600
This commit is contained in:
Xing GUO 2019-03-07 14:53:10 +00:00
parent ca0144cb3d
commit ef6399f2ef
2 changed files with 9 additions and 2 deletions
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8
test/tools/llvm-readobj/elf-dynamic-tags.test
View File

@ -3,7 +3,7 @@
# RUN: llvm-readobj --dynamic-table %t | FileCheck %s --check-prefix=LLVM
# RUN: llvm-readelf --dynamic-table %t | FileCheck %s --check-prefix=GNU
# LLVM: DynamicSection [ (60 entries)
# LLVM: DynamicSection [ (61 entries)
# LLVM-NEXT: Tag Type Name/Value
# LLVM-NEXT: 0x0000000000000001 NEEDED Shared library: [D]
# LLVM-NEXT: 0x0000000000000002 PLTRELSZ 16 (bytes)
@ -60,6 +60,7 @@
# LLVM-NEXT: 0x000000006FFFFFFE VERNEED 0x1000
# LLVM-NEXT: 0x000000006FFFFFFF VERNEEDNUM 0
# LLVM-NEXT: 0x000000007FFFFFFD AUXILIARY Auxiliary library: [D]
# LLVM-NEXT: 0x000000007FFFFFFE USED Not needed object: [U]
# LLVM-NEXT: 0x000000007FFFFFFF FILTER Filter library: [U]
# LLVM-NEXT: 0x0000000012345678 unknown 0x8765432187654321
# LLVM-NEXT: 0x000000006ABCDEF0 unknown 0x9988776655443322
@ -67,7 +68,7 @@
# LLVM-NEXT: 0x0000000000000000 NULL 0x0
# LLVM-NEXT: ]
# GNU: DynamicSection [ (60 entries)
# GNU: DynamicSection [ (61 entries)
# GNU-NEXT: Tag Type Name/Value
# GNU-NEXT: 0x0000000000000001 NEEDED Shared library: [D]
# GNU-NEXT: 0x0000000000000002 PLTRELSZ 16 (bytes)
@ -124,6 +125,7 @@
# GNU-NEXT: 0x000000006ffffffe VERNEED 0x1000
# GNU-NEXT: 0x000000006fffffff VERNEEDNUM 0
# GNU-NEXT: 0x000000007ffffffd AUXILIARY Auxiliary library: [D]
# GNU-NEXT: 0x000000007ffffffe USED Not needed object: [U]
# GNU-NEXT: 0x000000007fffffff FILTER Filter library: [U]
# GNU-NEXT: 0x0000000012345678 unknown 0x8765432187654321
# GNU-NEXT: 0x000000006abcdef0 unknown 0x9988776655443322
@ -257,6 +259,8 @@ Sections:
Value: 0x0
- Tag: DT_AUXILIARY
Value: 0x1
- Tag: DT_USED
Value: 0x3
- Tag: DT_FILTER
Value: 0x3
# Show behaviour for unknown values in special and un-marked ranges.

3
tools/llvm-readobj/ELFDumper.cpp
View File

@ -1876,6 +1876,9 @@ void ELFDumper<ELFT>::printValue(uint64_t Type, uint64_t Value) {
case DT_AUXILIARY:
printLibrary(OS, "Auxiliary library", getDynamicString(Value));
break;
case DT_USED:
printLibrary(OS, "Not needed object", getDynamicString(Value));
break;
case DT_FILTER:
printLibrary(OS, "Filter library", getDynamicString(Value));
break;