--- Comment #1 from ubizjak at gmail dot com 2008-09-12 14:13 ---
(In reply to comment #0)
asm(
xorl %1, %1\n
movl $0x12345678, %0\n
bsrl %2, %0 ; setz %b1
: =r (res), =r (resz)
: g (val)
Use q constraint for operand 1. You will also need earlyclobbers on output
--- Comment #2 from zeev dot tarantov at gmail dot com 2008-09-12 14:24
---
Thank you so much and sorry for the spam in bugzilla. Is there anything like
lint that would have helped me understand the mistake, without actually
grokking the documentation?
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