* [PATCH] Enable reductions without fassociative-math in graphite
@ 2015-07-22 16:09 Tom de Vries
2015-07-23 14:06 ` Richard Biener
0 siblings, 1 reply; 2+ messages in thread
From: Tom de Vries @ 2015-07-22 16:09 UTC (permalink / raw)
To: Richard Biener; +Cc: gcc-patches, Sebastian Pop
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Hi,
this patch allows non-float reductions to be detected by graphite,
independent of whether fassociative-math (which only has effect for
float operations) is set.
Currently bootstrapping and reg-testing on x86_64.
OK for trunk?
Thanks,
- Tom
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Enable reductions without fassociative-math in graphite
2015-07-21 Tom de Vries <tom@codesourcery.com>
* graphite-sese-to-poly.c (build_poly_scop): Always call
rewrite_commutative_reductions_out_of_ssa.
---
gcc/graphite-sese-to-poly.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/gcc/graphite-sese-to-poly.c b/gcc/graphite-sese-to-poly.c
index 68f7df1..28b9817 100644
--- a/gcc/graphite-sese-to-poly.c
+++ b/gcc/graphite-sese-to-poly.c
@@ -3155,8 +3155,7 @@ build_poly_scop (scop_p scop)
if (!scop_ivs_can_be_represented (scop))
return;
- if (flag_associative_math)
- rewrite_commutative_reductions_out_of_ssa (scop);
+ rewrite_commutative_reductions_out_of_ssa (scop);
build_sese_loop_nests (region);
/* Record all conditions in REGION. */
--
1.9.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] Enable reductions without fassociative-math in graphite
2015-07-22 16:09 [PATCH] Enable reductions without fassociative-math in graphite Tom de Vries
@ 2015-07-23 14:06 ` Richard Biener
0 siblings, 0 replies; 2+ messages in thread
From: Richard Biener @ 2015-07-23 14:06 UTC (permalink / raw)
To: Tom de Vries; +Cc: gcc-patches, Sebastian Pop
On Wed, 22 Jul 2015, Tom de Vries wrote:
> Hi,
>
> this patch allows non-float reductions to be detected by graphite, independent
> of whether fassociative-math (which only has effect for float operations) is
> set.
>
> Currently bootstrapping and reg-testing on x86_64.
>
> OK for trunk?
Ok
> Thanks,
> - Tom
>
--
Richard Biener <rguenther@suse.de>
SUSE LINUX GmbH, GF: Felix Imendoerffer, Jane Smithard, Dilip Upmanyu, Graham Norton, HRB 21284 (AG Nuernberg)
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2015-07-23 14:06 ` Richard Biener
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