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Re: [aarch64] Fix target/69176

From: Richard Henderson <rth at twiddle dot net>
To: "Richard Earnshaw (lists)" <Richard dot Earnshaw at arm dot com>, gcc-patches at gcc dot gnu dot org, Marcus Shawcroft <marcus dot shawcroft at arm dot com>
Date: Mon, 18 Jan 2016 12:41:44 -0800
Subject: Re: [aarch64] Fix target/69176
Authentication-results: sourceware.org; auth=none
References: <56996671 dot 3040402 at twiddle dot net> <569CB8B2 dot 9080500 at arm dot com>

On 01/18/2016 02:04 AM, Richard Earnshaw (lists) wrote:

+(define_constraint "Upl"
+  "A constraint that matches two uses of add instructions."


That's not a particularly helpful description for external users of the
compiler.  I think that either needs to be sufficiently precise that
people who understand the ISA but not the guts of GCC can use it, or it
should be marked @internal.

Otherwise OK.

R.

I'll mark it internal. External users really wouldn't be able to make use ofit anyway.

r~

References:
- [aarch64] Fix target/69176
  - From: Richard Henderson
- Re: [aarch64] Fix target/69176
  - From: Richard Earnshaw (lists)

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