[llvm] r212294 - Add the -just-symbol-name (aka -j) flag to llvm-nm to just print the

[Rafael Avila de Espindola]

Btw, thanks for all the work into adding the missing features to the lib/object utilities!

Sent from my iPhone

> On Jul 3, 2014, at 17:51, Kevin Enderby <enderby at apple.com> wrote:
> 
> Author: enderby
> Date: Thu Jul  3 16:51:07 2014
> New Revision: 212294
> 
> URL: http://llvm.org/viewvc/llvm-project?rev=212294&view=rev
> Log:
> 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.
> 
> Modified:
>    llvm/trunk/test/Object/nm-trivial-object.test
>    llvm/trunk/tools/llvm-nm/llvm-nm.cpp
> 
> Modified: llvm/trunk/test/Object/nm-trivial-object.test
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/Object/nm-trivial-object.test?rev=212294&r1=212293&r2=212294&view=diff
> ==============================================================================
> --- llvm/trunk/test/Object/nm-trivial-object.test (original)
> +++ llvm/trunk/test/Object/nm-trivial-object.test Thu Jul  3 16:51:07 2014
> @@ -18,6 +18,8 @@ RUN: llvm-nm %p/Inputs/trivial-object-te
> 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
> 
> Modified: llvm/trunk/tools/llvm-nm/llvm-nm.cpp
> URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-nm/llvm-nm.cpp?rev=212294&r1=212293&r2=212294&view=diff
> ==============================================================================
> --- llvm/trunk/tools/llvm-nm/llvm-nm.cpp (original)
> +++ llvm/trunk/tools/llvm-nm/llvm-nm.cpp Thu Jul  3 16:51:07 2014
> @@ -131,6 +131,11 @@ cl::opt<bool> WithoutAliases("without-al
> 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(Symbo
>       continue;
>     if (SizeSort && !PrintAddress && I->Size == UnknownAddressOrSize)
>       continue;
> +    if (JustSymbolName) {
> +      outs() << I->Name << "\n";
> +      continue;
> +    }
> 
>     char SymbolAddrStr[18] = "";
>     char SymbolSizeStr[18] = "";
> 
> 
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