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/ -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20121206/4b2bb9f0/attachment.html>
陳韋任 (Wei-Ren Chen)
2012-Dec-06 07:50 UTC
[LLVMdev] How to enable cbe as a supported target?
On Thu, Dec 06, 2012 at 10:05:03AM +0800, Mingliang LIU wrote:> Hi Arnold, > > Thank you. I googled but missed the release notes. > > Regards.Someone else out there tried to bring cbe back. You can search the ML archieve and reach them out. Regards, chenwj -- Wei-Ren Chen (陳韋任) Computer Systems Lab, Institute of Information Science, Academia Sinica, Taiwan (R.O.C.) Tel:886-2-2788-3799 #1667 Homepage: http://people.cs.nctu.edu.tw/~chenwj
Hi Arnold, On 06/12/12 08:50, 陳韋任 (Wei-Ren Chen) wrote:> On Thu, Dec 06, 2012 at 10:05:03AM +0800, Mingliang LIU wrote: >> Hi Arnold, >> >> Thank you. I googled but missed the release notes. >> >> Regards. > > Someone else out there tried to bring cbe back. You can search the ML > archieve and reach them out. >That would be me.> Regards, > chenwj >I have posted some of my initial ideas on the list in August [1] and a set of patches against the trunk (at that time) in November [2]. I haven't had much time to spend on developing my patches further but I am planning to do so as soon as I get more time (which should be early next year) Regards, Roel [1] http://lists.cs.uiuc.edu/pipermail/llvmdev/2012-August/052858.html [2] http://lists.cs.uiuc.edu/pipermail/llvmdev/2012-November/056089.html