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Add the -just-symbol-name (aka -j) flag to llvm-nm to just print the 

symbol’s name.  On darwin the -j flag is used (often in combinations
with other flags) to produce a complete list of symbol names which
than can then be reorder and used with ld(1)’s -order_file.

llvm-svn: 212294
This commit is contained in:
Kevin Enderby 2014-07-03 21:51:07 +00:00
parent a37a2fc81f
commit 0fd8aac5da
2 changed files with 17 additions and 0 deletions
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8
llvm/test/Object/nm-trivial-object.test
View File

@ -18,6 +18,8 @@ RUN: llvm-nm %p/Inputs/trivial-object-test.macho-x86-64 \
RUN: | FileCheck %s -check-prefix macho64
RUN: llvm-nm %p/Inputs/macho-text-data-bss.macho-x86_64 \
RUN: | FileCheck %s -check-prefix macho-tdb
RUN: llvm-nm -j %p/Inputs/macho-text-data-bss.macho-x86_64 \
RUN: | FileCheck %s -check-prefix macho-j
RUN: llvm-nm -r %p/Inputs/macho-text-data-bss.macho-x86_64 \
RUN: | FileCheck %s -check-prefix macho-r
RUN: llvm-nm %p/Inputs/common.coff-i386 \
@ -85,6 +87,12 @@ macho-tdb: 000000000000000c D _d
macho-tdb: 0000000000000000 T _t
macho-tdb: 0000000000000048 S _t.eh
macho-j: EH_frame0
macho-j: _b
macho-j: _d
macho-j: _t
macho-j: _t.eh
macho-r: 0000000000000048 S _t.eh
macho-r-NEXT: 0000000000000000 T _t
macho-r-NEXT: 000000000000000c D _d

9
llvm/tools/llvm-nm/llvm-nm.cpp
View File

@ -131,6 +131,11 @@ cl::opt<bool> WithoutAliases("without-aliases", cl::Hidden,
cl::opt<bool> ArchiveMap("print-armap", cl::desc("Print the archive map"));
cl::alias ArchiveMaps("s", cl::desc("Alias for --print-armap"),
cl::aliasopt(ArchiveMap));
cl::opt<bool> JustSymbolName("just-symbol-name",
cl::desc("Print just the symbol's name"));
cl::alias JustSymbolNames("j", cl::desc("Alias for --just-symbol-name"),
cl::aliasopt(JustSymbolName));
bool PrintAddress = true;
bool MultipleFiles = false;
@ -446,6 +451,10 @@ static void sortAndPrintSymbolList(SymbolicFile *Obj, bool printName) {
continue;
if (SizeSort && !PrintAddress && I->Size == UnknownAddressOrSize)
continue;
if (JustSymbolName) {
outs() << I->Name << "\n";
continue;
}
char SymbolAddrStr[18] = "";
char SymbolSizeStr[18] = "";