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RE: [RFC] Sanitize rtx_addr_can_trap_p_1
- From: Bernd Edlinger <bernd dot edlinger at hotmail dot de>
- To: Richard Biener <richard dot guenther at gmail dot com>
- Cc: Jakub Jelinek <jakub at redhat dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, Jeff Law <law at redhat dot com>, Eric Botcazou <ebotcazou at adacore dot com>
- Date: Thu, 11 Jun 2015 17:50:04 +0200
- Subject: RE: [RFC] Sanitize rtx_addr_can_trap_p_1
- Authentication-results: sourceware.org; auth=none
- References: <DUB118-W34295B153A59B9B953311CE4BC0 at phx dot gbl>,<20150611080203 dot GT10247 at tucnak dot redhat dot com>,<DUB118-W5246A3EF392AF7BA008B57E4BC0 at phx dot gbl>,<20150611105734 dot GV10247 at tucnak dot redhat dot com>,<DUB118-W4679BED5FF3856E26A112BE4BC0 at phx dot gbl>,<CAFiYyc2vHOfWVqGj9OknRT+BQfgFM4FBNFEFyBbziA=WgCrc_Q at mail dot gmail dot com>
Hi,
On Thu, 11 Jun 2015 16:38:23, Richard Biener wrote:
>
> Sounds like a red-zone is not accounted for?
>
No, I know about the red-zone:
+#ifdef RED_ZONE_SIZE
+ HOST_WIDE_INT red_zone_size = RED_ZONE_SIZE;
+#else
+ HOST_WIDE_INT red_zone_size = 0;
+#endif
otherwise there would be many more drop outs with [SP-x].
Bernd.