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Re: [PATCH, all targets]: Move definition of "nop" to the top of insn definitions
- From: DJ Delorie <dj at redhat dot com>
- To: Uros Bizjak <ubizjak at gmail dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Tue, 08 Dec 2009 12:50:10 -0500
- Subject: Re: [PATCH, all targets]: Move definition of "nop" to the top of insn definitions
- References: <5787cf470912080131n311e943dn5555630e51b66a1a@mail.gmail.com>
Uros Bizjak <ubizjak@gmail.com> writes:
> Some parts of gcc (i.e. caller-save [1]) assume that recog_insn
> doesn't return zero for valid insn.
We're hacking all the targets to fix a bad assumption in core code?
That doesn't sound like the best fix to me...