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Re: [PATCH]: Enable use of AltiVec regs for simd-2.C
- From: Aldy Hernandez <aldyh at redhat dot com>
- To: Hartmut Penner <HPENNER at de dot ibm dot com>
- Cc: dje <dje at watson dot ibm dot com>, gcc-patches at gcc dot gnu dot org, Geoff Keating <geoffk at geoffk dot org>, Segher Boessenkool <BOESSEN at de dot ibm dot com>
- Date: Wed, 11 Feb 2004 11:10:26 -0400
- Subject: Re: [PATCH]: Enable use of AltiVec regs for simd-2.C
- References: <OFA2F3B9F3.54244DB0-ONC1256E37.004FE196-C1256E37.00502F69@de.ibm.com>
On Wed, Feb 11, 2004 at 03:35:50PM +0100, Hartmut Penner wrote:
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> Aldy wrote:
> > Won't this test fail on ppc64-linux systems without altivec?
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> That's the signal handler for. It setup a SIGILL signal handler
> and executes a vor r0,r0,r0. On ppc64-linux systems without
> AltiVec this causes a sigill signal, which does a exit(0).
So, on a ppc64-linux system without altivec we can't use vector
operations at all? Not even generic simd code?