Alex Coplan <alex.cop...@arm.com> writes:
> The test is looking for individual stores which are able to be merged
> into stp instructions. The test currently passes -fno-schedule-fusion
> -fno-peephole2, presumably to prevent these stores from being turned
> into stps, but this is no longer sufficient with the new ldp/stp fusion
> pass.
>
> As such, we add --param=aarch64-stp-policy=never to prevent stps being
> formed.
>
> Bootstrapped/regtested as a series on aarch64-linux-gnu, OK for trunk?
>
> gcc/testsuite/ChangeLog:
>
> * gcc.target/aarch64/lr_free_1.c: Add
> --param=aarch64-stp-policy=never to dg-options.
OK. Thanks to Manos for adding this --param.
Richard
> ---
> gcc/testsuite/gcc.target/aarch64/lr_free_1.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/gcc/testsuite/gcc.target/aarch64/lr_free_1.c
> b/gcc/testsuite/gcc.target/aarch64/lr_free_1.c
> index 50dcf04e697..9949061096e 100644
> --- a/gcc/testsuite/gcc.target/aarch64/lr_free_1.c
> +++ b/gcc/testsuite/gcc.target/aarch64/lr_free_1.c
> @@ -1,5 +1,5 @@
> /* { dg-do run } */
> -/* { dg-options "-fno-inline -O2 -fomit-frame-pointer -ffixed-x2 -ffixed-x3
> -ffixed-x4 -ffixed-x5 -ffixed-x6 -ffixed-x7 -ffixed-x8 -ffixed-x9 -ffixed-x10
> -ffixed-x11 -ffixed-x12 -ffixed-x13 -ffixed-x14 -ffixed-x15 -ffixed-x16
> -ffixed-x17 -ffixed-x18 -ffixed-x19 -ffixed-x20 -ffixed-x21 -ffixed-x22
> -ffixed-x23 -ffixed-x24 -ffixed-x25 -ffixed-x26 -ffixed-x27 -ffixed-28
> -ffixed-29 --save-temps -mgeneral-regs-only -fno-ipa-cp -fno-schedule-fusion
> -fno-peephole2" } */
> +/* { dg-options "-fno-inline -O2 -fomit-frame-pointer -ffixed-x2 -ffixed-x3
> -ffixed-x4 -ffixed-x5 -ffixed-x6 -ffixed-x7 -ffixed-x8 -ffixed-x9 -ffixed-x10
> -ffixed-x11 -ffixed-x12 -ffixed-x13 -ffixed-x14 -ffixed-x15 -ffixed-x16
> -ffixed-x17 -ffixed-x18 -ffixed-x19 -ffixed-x20 -ffixed-x21 -ffixed-x22
> -ffixed-x23 -ffixed-x24 -ffixed-x25 -ffixed-x26 -ffixed-x27 -ffixed-28
> -ffixed-29 --save-temps -mgeneral-regs-only -fno-ipa-cp -fno-schedule-fusion
> -fno-peephole2 --param=aarch64-stp-policy=never" } */
>
> extern void abort ();
>
