On Thursday 19 October 2006 23:10, Rask Ingemann Lambertsen wrote: > Also, looking at the insns added during the vregs pass, notice that some > of them use HImode registers. Have you forgotten to change something from > HImode to QImode? Maybe your Pmode? For example, this sequence is clearly > bogus, since the upper half of (reg:HI 17) is not initialized before use:
> break make_insn_raw if cur_insn_uid >= 28 > and get a backtrace from there. Go back a few frames, looking for a > function which uses macros or target hooks from your target.[ch], such as > those in <URL:http://gcc.gnu.org/onlinedocs/gccint/Stack-and-Calling.html>. > And when you hit the breakpoint, also I found the cause of my problem the way you described above by putting a breakpoint in make_insn_raw. You were right about the instruction not having been switched to QI mode. It was a simpled add-Instruction that was still using HI-mode which I had overlooked when I changed my .md. Thanks a lot for your help! Frank
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