Re: [newb] GCC machine description help, modifying existing md

2009-03-12 Thread dhua026 dhua026
Hi, thanks for your help! stage 1 gcc compiled with the modified "callz" instruction. The "callz" instruction showed up in my assembly dump now!! Thanks so much, David. 2009/3/13 Ian Lance Taylor : > > Part of stage 1 involves building the runtime support library.  This is > needed in order to b

Re: [newb] GCC machine description help, modifying existing md

2009-03-12 Thread Ian Lance Taylor
dhua026 dhua026 writes: > but most importantly, it used the "callz" instruction: > /tmp/ccshjbUO.s: Assembler messages: > /tmp/ccshjbUO.s:41: Error: no such instruction: `callz __fixunss...@plt' > /tmp/ccshjbUO.s:53: Error: no such instruction: `callz __fixunss...@plt' > make[1]: *** [_fixsfdi.o]

[newb] GCC machine description help, modifying existing md

2009-03-12 Thread dhua026 dhua026
Hi all,   I am a newbie to GCC, but have long wanted to work with it. So I got the chance to work on it with a research project, what I am trying to do is add a custom backend to the GCC framework through machine descriptions. I got the release sources (not from the SVN repository, 4.3.3), and foll