This is the mail archive of the
mailing list for the GCC project.
Re: 64-bit PowerPC code quality regression
- To: Richard Henderson <rth at redhat dot com>
- Subject: Re: 64-bit PowerPC code quality regression
- From: David Edelsohn <dje at watson dot ibm dot com>
- Date: Sat, 08 Sep 2001 17:05:45 -0400
- cc: gcc at gcc dot gnu dot org
>>>>> Richard Henderson writes:
Richard> You mean an insn match? Because they're completely separate
Richard> operations. Because in addition to splitting "invalid" insns,
Richard> define_split is used for lowering code by splitting compound
Richard> patterns into their constituant parts.
I clearly didn't not understand the semantics of define_split
properly :^(. I didn't expect the splitter to be applied when a
define_insn preceded it and matched with a match that was not "#". Thanks
for clarifying this.