* [PATCH v2] vect: Check that vector factor is a compile-time constant
@ 2023-03-09 7:57 Michael Collison
2023-03-09 8:55 ` Richard Biener
0 siblings, 1 reply; 2+ messages in thread
From: Michael Collison @ 2023-03-09 7:57 UTC (permalink / raw)
To: gcc-patches
2023-03-05 Michael Collison <collison@rivosinc.com>
* tree-vect-loop-manip.cc (vect_do_peeling): Use
result of constant_lower_bound instead of vf in case
vf is not a compile time constant.
---
gcc/tree-vect-loop-manip.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/tree-vect-loop-manip.cc b/gcc/tree-vect-loop-manip.cc
index d88edafa018..f60fa50e8f4 100644
--- a/gcc/tree-vect-loop-manip.cc
+++ b/gcc/tree-vect-loop-manip.cc
@@ -2921,7 +2921,7 @@ vect_do_peeling (loop_vec_info loop_vinfo, tree niters, tree nitersm1,
if (new_var_p)
{
value_range vr (type,
- wi::to_wide (build_int_cst (type, vf)),
+ wi::to_wide (build_int_cst (type, lowest_vf)),
wi::to_wide (TYPE_MAX_VALUE (type)));
set_range_info (niters, vr);
}
--
2.34.1
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH v2] vect: Check that vector factor is a compile-time constant
2023-03-09 7:57 [PATCH v2] vect: Check that vector factor is a compile-time constant Michael Collison
@ 2023-03-09 8:55 ` Richard Biener
0 siblings, 0 replies; 2+ messages in thread
From: Richard Biener @ 2023-03-09 8:55 UTC (permalink / raw)
To: Michael Collison; +Cc: gcc-patches
On Thu, Mar 9, 2023 at 8:57 AM Michael Collison <collison@rivosinc.com> wrote:
OK.
Thanks,
Richard.
> 2023-03-05 Michael Collison <collison@rivosinc.com>
>
> * tree-vect-loop-manip.cc (vect_do_peeling): Use
> result of constant_lower_bound instead of vf in case
> vf is not a compile time constant.
> ---
> gcc/tree-vect-loop-manip.cc | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/gcc/tree-vect-loop-manip.cc b/gcc/tree-vect-loop-manip.cc
> index d88edafa018..f60fa50e8f4 100644
> --- a/gcc/tree-vect-loop-manip.cc
> +++ b/gcc/tree-vect-loop-manip.cc
> @@ -2921,7 +2921,7 @@ vect_do_peeling (loop_vec_info loop_vinfo, tree niters, tree nitersm1,
> if (new_var_p)
> {
> value_range vr (type,
> - wi::to_wide (build_int_cst (type, vf)),
> + wi::to_wide (build_int_cst (type, lowest_vf)),
> wi::to_wide (TYPE_MAX_VALUE (type)));
> set_range_info (niters, vr);
> }
> --
> 2.34.1
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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