This is the mail archive of the binutils@sourceware.org mailing list for the binutils project.
Index Nav: | [Date Index] [Subject Index] [Author Index] [Thread Index] | |
---|---|---|
Message Nav: | [Date Prev] [Date Next] | [Thread Prev] [Thread Next] |
Other format: | [Raw text] |
On Sat, Dec 4, 2010 at 9:34 AM, H.J. Lu <hjl.tools@gmail.com> wrote: > On Fri, Dec 3, 2010 at 10:07 PM, H.J. Lu <hjl.tools@gmail.com> wrote: >> On Fri, Dec 3, 2010 at 6:34 PM, H.J. Lu <hjl.tools@gmail.com> wrote: >>> On Fri, Dec 3, 2010 at 6:23 PM, Dave Korn <dave.korn.cygwin@gmail.com> wrote: >>>> On 04/12/2010 01:24, H.J. Lu wrote: >>>> >>>>> I checked in a patch to implement stage 2 linking. Everything >>>>> seems to work, including "gcc -static ... -lm". >>>> >>>> ?Any chance you could send a complete diff? >>>> >>> >>> I will submit a complete diff after I fix a few corner cases. >>> In the meantime, you can clone my git tree and do a "git diff". >>> >> >> Hi, >> >> This patch implements 2 stage BFD linker for LTO plugin. >> It works with current LTO API on all cases I tested. >> >> Known issue: ?--whole-archive will call plugin on archives with IR >> in stage 2 linking. But ld never calls plugin to get back object files. >> I will try to avoid it in a follow up patch. >> > > This turns out not a problem. In stage 2 linking, for --whole-archive > we call plugin to get symbols in the IR element of an archive and > it will be ignored for stage 2 linking. ?It is OK since we already get > the trans object files back for stage 2 linking. > > BTW, the new linker passed bootstrap-lto with all default languages. > I am planning to include this patch in the next Linux binutils. > I missed the IR object in an archive: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42690#c34 This updated patch fixed it. OK for trunk? Thanks. -- H.J. ---
Attachment:
binutils-2stage-2.patch
Description: Text document
Index Nav: | [Date Index] [Subject Index] [Author Index] [Thread Index] | |
---|---|---|
Message Nav: | [Date Prev] [Date Next] | [Thread Prev] [Thread Next] |