* [PATCH] s390: Fix TARGET_SECONDARY_RELOAD for non-SYMBOL_REFs
@ 2024-02-29 12:13 Stefan Schulze Frielinghaus
2024-02-29 12:26 ` Andreas Schwab
2024-03-11 9:44 ` Andreas Krebbel
0 siblings, 2 replies; 4+ messages in thread
From: Stefan Schulze Frielinghaus @ 2024-02-29 12:13 UTC (permalink / raw)
To: krebbel, gcc-patches; +Cc: Stefan Schulze Frielinghaus
RTX X must not necessarily be a SYMBOL_REF and may e.g. be an
UNSPEC_GOTENT for which SYMBOL_FLAG_NOTALIGN2_P fails.
gcc/ChangeLog:
* config/s390/s390.cc (s390_secondary_reload): Guard
SYMBOL_FLAG_NOTALIGN2_P.
---
gcc/config/s390/s390.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/config/s390/s390.cc b/gcc/config/s390/s390.cc
index 943fc9bfd72..12430d77786 100644
--- a/gcc/config/s390/s390.cc
+++ b/gcc/config/s390/s390.cc
@@ -4778,7 +4778,7 @@ s390_secondary_reload (bool in_p, rtx x, reg_class_t rclass_i,
if (in_p
&& s390_loadrelative_operand_p (x, &symref, &offset)
&& mode == Pmode
- && !SYMBOL_FLAG_NOTALIGN2_P (symref)
+ && (!SYMBOL_REF_P (symref) || !SYMBOL_FLAG_NOTALIGN2_P (symref))
&& (offset & 1) == 1)
sri->icode = ((mode == DImode) ? CODE_FOR_reloaddi_larl_odd_addend_z10
: CODE_FOR_reloadsi_larl_odd_addend_z10);
--
2.43.0
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] s390: Fix TARGET_SECONDARY_RELOAD for non-SYMBOL_REFs
2024-02-29 12:13 [PATCH] s390: Fix TARGET_SECONDARY_RELOAD for non-SYMBOL_REFs Stefan Schulze Frielinghaus
@ 2024-02-29 12:26 ` Andreas Schwab
2024-02-29 12:46 ` Stefan Schulze Frielinghaus
2024-03-11 9:44 ` Andreas Krebbel
1 sibling, 1 reply; 4+ messages in thread
From: Andreas Schwab @ 2024-02-29 12:26 UTC (permalink / raw)
To: Stefan Schulze Frielinghaus; +Cc: krebbel, gcc-patches
On Feb 29 2024, Stefan Schulze Frielinghaus wrote:
> RTX X must not necessarily be a SYMBOL_REF and may e.g. be an
False friend: s/must not/need not/
--
Andreas Schwab, SUSE Labs, schwab@suse.de
GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7
"And now for something completely different."
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] s390: Fix TARGET_SECONDARY_RELOAD for non-SYMBOL_REFs
2024-02-29 12:26 ` Andreas Schwab
@ 2024-02-29 12:46 ` Stefan Schulze Frielinghaus
0 siblings, 0 replies; 4+ messages in thread
From: Stefan Schulze Frielinghaus @ 2024-02-29 12:46 UTC (permalink / raw)
To: Andreas Schwab; +Cc: krebbel, gcc-patches
On Thu, Feb 29, 2024 at 01:26:54PM +0100, Andreas Schwab wrote:
> On Feb 29 2024, Stefan Schulze Frielinghaus wrote:
>
> > RTX X must not necessarily be a SYMBOL_REF and may e.g. be an
>
> False friend: s/must not/need not/
Argh I always fall for this ;-) Thanks for pointing this out. Changed
for the final commit.
Cheers,
Stefan
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH] s390: Fix TARGET_SECONDARY_RELOAD for non-SYMBOL_REFs
2024-02-29 12:13 [PATCH] s390: Fix TARGET_SECONDARY_RELOAD for non-SYMBOL_REFs Stefan Schulze Frielinghaus
2024-02-29 12:26 ` Andreas Schwab
@ 2024-03-11 9:44 ` Andreas Krebbel
1 sibling, 0 replies; 4+ messages in thread
From: Andreas Krebbel @ 2024-03-11 9:44 UTC (permalink / raw)
To: Stefan Schulze Frielinghaus, gcc-patches
On 2/29/24 13:13, Stefan Schulze Frielinghaus wrote:
> RTX X must not necessarily be a SYMBOL_REF and may e.g. be an
> UNSPEC_GOTENT for which SYMBOL_FLAG_NOTALIGN2_P fails.
>
> gcc/ChangeLog:
>
> * config/s390/s390.cc (s390_secondary_reload): Guard
> SYMBOL_FLAG_NOTALIGN2_P.
Ok. Thanks!
Andreas
> ---
> gcc/config/s390/s390.cc | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/gcc/config/s390/s390.cc b/gcc/config/s390/s390.cc
> index 943fc9bfd72..12430d77786 100644
> --- a/gcc/config/s390/s390.cc
> +++ b/gcc/config/s390/s390.cc
> @@ -4778,7 +4778,7 @@ s390_secondary_reload (bool in_p, rtx x, reg_class_t rclass_i,
> if (in_p
> && s390_loadrelative_operand_p (x, &symref, &offset)
> && mode == Pmode
> - && !SYMBOL_FLAG_NOTALIGN2_P (symref)
> + && (!SYMBOL_REF_P (symref) || !SYMBOL_FLAG_NOTALIGN2_P (symref))
> && (offset & 1) == 1)
> sri->icode = ((mode == DImode) ? CODE_FOR_reloaddi_larl_odd_addend_z10
> : CODE_FOR_reloadsi_larl_odd_addend_z10);
^ permalink raw reply [flat|nested] 4+ messages in thread
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2024-02-29 12:13 [PATCH] s390: Fix TARGET_SECONDARY_RELOAD for non-SYMBOL_REFs Stefan Schulze Frielinghaus
2024-02-29 12:26 ` Andreas Schwab
2024-02-29 12:46 ` Stefan Schulze Frielinghaus
2024-03-11 9:44 ` Andreas Krebbel
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