Jim Wilson wrote: > On Mon, 2009-05-11 at 10:52 -0400, Kenneth Zadeck wrote: >> Would those that know, (or even those that are just generally vocal) be >> willing to support a change rtl.texi for sign_extract (and by >> implication, zero_extract) from ... >> to a version that explicitly prohibits the use of a mode longer than a word? > > Just grepping, I can find one example that currently uses this. See the > x86_movdicc_0_m1_se pattern in the i386.md file. However, I suspect > this is a bug, and that the pattern should be using TARGET_64. I don't > have x86 manuals handy.
Indeed sbbq does not exist on 32-bit targets. Paolo
