How to test win32->PowerPC(860) cross complier

David Korn dkorn@pixelpower.com
Mon Sep 3 06:02:00 GMT 2001


>-----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.


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