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Hi David, Thanks for reply. But what about if I want to produce code which will be run on powerPC860 and as a debugger I want to use SingleStep instead of Gdb as you mentioned in your mail. Which flag then I use or what should I do? regard /Mohammad --- Mohammad Saleem <mohammad_saleem_1999@yahoo.com> wrote: > > > Hi David, > Thanks for reply. > But what about if I want to produce code which will > be run on powerPC860 and as a debugger I want to use > SingleStep instead of Gdb as you mentioned in your > mail. Which flag then I use or what should I do? > regard > /Mohammad > > > David Korn <dkorn@pixelpower.com> wrote: > >-----Original Message----- > >From: Mohammad Saleem > [mailto:mohammad_saleem_1999@yahoo.com] > >Sent: 03 September 2001 13:51 > > >/usr/local/powerpc-unknown-eabi/bin/ld: warning: > >cannot find entry symbol _start; defaulting to > >01800074 > >/cygdrive/c/TEMP/ccR6SUgD.o: In function `main': > >/cygdrive/c/TEMP/ccR6SUgD.o(.text+0x24): undefined > >reference to `printf' > >undefined reference to `__SDATA_START__' > >undefined reference to `__CTOR_END__' > >undefined reference to `__CTOR_LIST__' > >undefined reference to `__CTOR_LIST__' > >undefined reference to `__CTOR_END__' > >undefined reference to `__SBSS_END__' > >undefined reference to `__SDATA2_START__' > >undefined reference to `__SBSS2_END__' > > Because powerpc-unknown-eabi is a general compiler > suitable for all sorts > of embedded environments using all different kinds > of memory maps, it needs > a further flag which tells it what kind of linker > script and startup to use > for the final .exe. > > Try using the -msim flag, which will create a file > suitable to load into > the ppc simulator that is included in Gdb. You > should then be able to > testrun your code in Gdb (powerpc-unknown-eabi-gdb, > to be precise). > > DaveK > -- > " So far, science's crowning achievement, the Atomic > Bomb, has not even > been able to alleviate the misery and torture of > endless centuries of > world poverty." - George Hammond, self-proclaimed > discoverer of the > scientific proof of god. > > > ********************************************************************** > This email and any files transmitted with it are > confidential and > intended solely for the use of the individual or > entity to whom they > are addressed. If you have received this email in > error please notify > the system manager. > > This footnote also confirms that this email message > has been swept by > MIMEsweeper for the presence of computer viruses. > > www.mimesweeper.com > ********************************************************************** > > ------ > Want more information? See the CrossGCC FAQ, > http://www.objsw.com/CrossGCC/ > Want to unsubscribe? Send a note to > crossgcc-unsubscribe@sourceware.cygnus.com > > > > --------------------------------- > Do You Yahoo!? > Get email alerts & NEW webcam video instant > messaging with Yahoo! Messenger. __________________________________________________ Do You Yahoo!? Get email alerts & NEW webcam video instant messaging with Yahoo! Messenger http://im.yahoo.com ------ Want more information? See the CrossGCC FAQ, http://www.objsw.com/CrossGCC/ Want to unsubscribe? Send a note to crossgcc-unsubscribe@sourceware.cygnus.com
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