[PATCH] D47222: [llvm-strip] Expose --keep-symbol option
Alexander Shaposhnikov via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue May 22 13:17:13 PDT 2018
alexshap created this revision.
alexshap added reviewers: jakehehrlich, jhenderson.
Expose --keep-symbol option in llvm-strip.
Test plan: make check-all
Repository:
rL LLVM
https://reviews.llvm.org/D47222
Files:
test/tools/llvm-objcopy/strip-all-and-keep-symbol.test
tools/llvm-objcopy/StripOpts.td
tools/llvm-objcopy/llvm-objcopy.cpp
Index: tools/llvm-objcopy/llvm-objcopy.cpp
===================================================================
--- tools/llvm-objcopy/llvm-objcopy.cpp
+++ tools/llvm-objcopy/llvm-objcopy.cpp
@@ -557,6 +557,9 @@
for (auto Arg : InputArgs.filtered(STRIP_remove_section))
Config.ToRemove.push_back(Arg->getValue());
+
+ for (auto Arg : InputArgs.filtered(STRIP_keep_symbol))
+ Config.SymbolsToKeep.push_back(Arg->getValue());
return Config;
}
Index: tools/llvm-objcopy/StripOpts.td
===================================================================
--- tools/llvm-objcopy/StripOpts.td
+++ tools/llvm-objcopy/StripOpts.td
@@ -16,3 +16,10 @@
def R : JoinedOrSeparate<["-"], "R">,
Alias<remove_section>;
+
+defm keep_symbol : Eq<"keep-symbol">,
+ MetaVarName<"symbol">,
+ HelpText<"Do not remove symbol <symbol>">;
+
+def K : JoinedOrSeparate<["-"], "K">,
+ Alias<keep_symbol>;
Index: test/tools/llvm-objcopy/strip-all-and-keep-symbol.test
===================================================================
--- test/tools/llvm-objcopy/strip-all-and-keep-symbol.test
+++ test/tools/llvm-objcopy/strip-all-and-keep-symbol.test
@@ -1,7 +1,12 @@
# RUN: yaml2obj %s > %t
+# RUN: cp %t %t1
# RUN: llvm-objcopy --strip-all --keep-symbol foo %t %t2
# RUN: llvm-readobj -sections -symbols %t2 | FileCheck %s
+# RUN: cmp %t %t1
+# RUN: llvm-strip -keep-symbol=foo %t1
+# RUN: cmp %t1 %t2
+
!ELF
FileHeader:
Class: ELFCLASS64
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