[LLVMdev] How to enable cbe as a supported target?

Mingliang LIU liuml07 at gmail.com
Wed Dec 5 18:05:03 PST 2012


Hi Arnold,

Thank you. I googled but missed the release notes.

Regards.


On Thu, Dec 6, 2012 at 12:13 AM, Arnold Schwaighofer <
arnold.schwaighofer at gmail.com> wrote:

> The C Backend was  remove in 3.1
> (http://llvm.org/releases/3.1/docs/ReleaseNotes.html):
>
> "Major Changes and Removed Features
> ...
> The C backend has been removed. It had numerous problems, to the point
> of not being able to compile any nontrivial program."
>
> On Wed, Dec 5, 2012 at 10:00 AM, Mingliang LIU <liuml07 at gmail.com> wrote:
> > Hi all,
> >
> > I met an error when I run the llc command to transform a bitcode file to
> C
> > code (source to source):
> > $ llc -march=c -o foo.c foo.ll
> > However, it said "llc: error: invalid target 'c'." I checked the 'llc
> > --version' only to find that there is no c as target. The cpp was there,
> > which makes calls against the LLVM C++ API. But that's not what I want.
> >
> > I configured my LLVM with default options, thus I supposed the 'cbe'
> should
> > have been enabled as a supported target. Nevertheless, I tried to enable
> it
> > explicitly:
> > $ ../configure --enable-targets=cbe
> > It occurred the error: "configure: error: Unrecognized target cbe"
> >
> > Any clue?
> >
> > Thank you.
> > --
> > Mingliang LIU (刘明亮 in Chinese)
> >
> > PACMAN Group,  Dept. of Computer Science & Technology
> > Tsinghua University, Beijing 100084, China
> > Email: liuml07 at mails.tsinghua.edu.cn
> > Homepage: http://pacman.cs.tsinghua.edu.cn/~liuml07/
> >
> >
> > _______________________________________________
> > LLVM Developers mailing list
> > LLVMdev at cs.uiuc.edu         http://llvm.cs.uiuc.edu
> > http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev
> >
>



-- 
Mingliang LIU (刘明亮 in Chinese)

PACMAN Group,  Dept. of Computer Science & Technology
Tsinghua University, Beijing 100084, China
Email: liuml07 at mails.tsinghua.edu.cn
Homepage: http://pacman.cs.tsinghua.edu.cn/~liuml07/
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