On Thursday 2010-07-01 10:09, Andy Polyakov wrote:
>>> SIGBUS normally denotes unaligned access, but instruction in qustion
>>> pulls 16-bit value and effective address is 16-bit aligned...
I just tried a test .S file with
ldda [%sp+0+16]%asi, %f0
ldda [%sp+0+8]%asi, %f0
ldda [%sp+0+4]%asi, %f0
ldda [%sp+0+2]%asi, %f0
And +4 is the first one it SIGBUS'd on. So if the alignment in
sparcv9a-mont is increases to +8, it would also work on T1.
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