* [PATCH] xtensa: Check DF availability before use
[not found] <1d7667cb-0944-74c6-634b-709be374fc99.ref@yahoo.co.jp>
@ 2022-12-29 12:14 ` Takayuki 'January June' Suwa
2022-12-29 17:13 ` Max Filippov
0 siblings, 1 reply; 2+ messages in thread
From: Takayuki 'January June' Suwa @ 2022-12-29 12:14 UTC (permalink / raw)
To: GCC Patches; +Cc: Max Filippov
Parhaps no problem, but for safety.
gcc/ChangeLog:
* config/xtensa/xtensa.cc (xtensa_expand_prologue): Fix to check
DF availability before use of DF_* macros.
---
gcc/config/xtensa/xtensa.cc | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/gcc/config/xtensa/xtensa.cc b/gcc/config/xtensa/xtensa.cc
index 66e25349521..e726a115029 100644
--- a/gcc/config/xtensa/xtensa.cc
+++ b/gcc/config/xtensa/xtensa.cc
@@ -3322,7 +3322,7 @@ xtensa_expand_prologue (void)
|| crtl->calls_eh_return;
/* Check if the function body really needs the stack pointer. */
- if (!stack_pointer_needed)
+ if (!stack_pointer_needed && df)
for (ref = DF_REG_USE_CHAIN (A1_REG);
ref; ref = DF_REF_NEXT_REG (ref))
if (DF_REF_CLASS (ref) == DF_REF_REGULAR
--
2.30.2
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] xtensa: Check DF availability before use
2022-12-29 12:14 ` [PATCH] xtensa: Check DF availability before use Takayuki 'January June' Suwa
@ 2022-12-29 17:13 ` Max Filippov
0 siblings, 0 replies; 2+ messages in thread
From: Max Filippov @ 2022-12-29 17:13 UTC (permalink / raw)
To: Takayuki 'January June' Suwa; +Cc: GCC Patches
On Thu, Dec 29, 2022 at 4:33 AM Takayuki 'January June' Suwa
<jjsuwa_sys3175@yahoo.co.jp> wrote:
>
> Parhaps no problem, but for safety.
>
> gcc/ChangeLog:
>
> * config/xtensa/xtensa.cc (xtensa_expand_prologue): Fix to check
> DF availability before use of DF_* macros.
> ---
> gcc/config/xtensa/xtensa.cc | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
Regtested for target=xtensa-linux-uclibc, no new regressions.
Committed to master.
--
Thanks.
-- Max
^ permalink raw reply [flat|nested] 2+ messages in thread
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2022-12-29 12:14 ` [PATCH] xtensa: Check DF availability before use Takayuki 'January June' Suwa
2022-12-29 17:13 ` Max Filippov
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