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Re: optimization/8878: miscompilation with -O and SSE
- From: Janis Johnson <janis187 at us dot ibm dot com>
- To: nobody at gcc dot gnu dot org
- Cc: gcc-prs at gcc dot gnu dot org,
- Date: 3 Apr 2003 19:36:00 -0000
- Subject: Re: optimization/8878: miscompilation with -O and SSE
- Reply-to: Janis Johnson <janis187 at us dot ibm dot com>
The following reply was made to PR optimization/8878; it has been noted by GNATS.
From: Janis Johnson <janis187 at us dot ibm dot com>
To: gcc-gnats at gcc dot gnu dot org, gcc-bugs at gcc dot gnu dot org, nobody at gcc dot gnu dot org,
gcc-prs at gcc dot gnu dot org, kronoz at tiscali dot it, aldyh at redhat dot com
Cc:
Subject: Re: optimization/8878: miscompilation with -O and SSE
Date: Thu, 03 Apr 2003 11:36:47 -0800
This was fixed on mainline by the following patch, whose
date is actually 2003-04-01:
2003-02-31 Aldy Hernandez <aldyh at redhat dot com>
* testsuite/gcc.c-torture/execute/simd-3.c: New.
* expr.c (expand_expr): Handle VECTOR_CST.
(const_vector_from_tree): New.
* varasm.c (output_constant): Handle VECTOR_CST.
* c-typeck.c (digest_init): Build a vector constant from a
VECTOR_TYPE.
[lots of changes to files in config/rs6000]
My hunt used the testcase that Volker sent me yesterday
and checked that the generated .s file did not include
'mulps'.
http://gcc.gnu.org/cgi-bin/gnatsweb.pl?cmd=view%20audit-trail&database=gcc&pr=8878