* [PATCH] aarch64: Enable +cssc for armv8.9-a
@ 2024-04-12 14:18 Andrew Carlotti
2024-04-12 15:26 ` Richard Sandiford
0 siblings, 1 reply; 2+ messages in thread
From: Andrew Carlotti @ 2024-04-12 14:18 UTC (permalink / raw)
To: gcc-patches; +Cc: Richard Sandiford, Richard Earnshaw
FEAT_CSSC is mandatory in the architecture from Armv8.9.
gcc/ChangeLog:
* config/aarch64/aarch64-arches.def: Add CSSC to V8_9A
dependencies.
---
Bootstrapped and regression tested on aarch64. Ok for master?
diff --git a/gcc/config/aarch64/aarch64-arches.def b/gcc/config/aarch64/aarch64-arches.def
index 9bec30e9203bac01155281ef3474846c402bb29e..4634b272e28006b5c6c2d6705a2f1010cbd9ab9b 100644
--- a/gcc/config/aarch64/aarch64-arches.def
+++ b/gcc/config/aarch64/aarch64-arches.def
@@ -39,7 +39,7 @@ AARCH64_ARCH("armv8.5-a", generic_armv8_a, V8_5A, 8, (V8_4A, SB, SSBS
AARCH64_ARCH("armv8.6-a", generic_armv8_a, V8_6A, 8, (V8_5A, I8MM, BF16))
AARCH64_ARCH("armv8.7-a", generic_armv8_a, V8_7A, 8, (V8_6A))
AARCH64_ARCH("armv8.8-a", generic_armv8_a, V8_8A, 8, (V8_7A, MOPS))
-AARCH64_ARCH("armv8.9-a", generic_armv8_a, V8_9A, 8, (V8_8A))
+AARCH64_ARCH("armv8.9-a", generic_armv8_a, V8_9A, 8, (V8_8A, CSSC))
AARCH64_ARCH("armv8-r", generic_armv8_a, V8R , 8, (V8_4A))
AARCH64_ARCH("armv9-a", generic_armv9_a, V9A , 9, (V8_5A, SVE2))
AARCH64_ARCH("armv9.1-a", generic_armv9_a, V9_1A, 9, (V8_6A, V9A))
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] aarch64: Enable +cssc for armv8.9-a
2024-04-12 14:18 [PATCH] aarch64: Enable +cssc for armv8.9-a Andrew Carlotti
@ 2024-04-12 15:26 ` Richard Sandiford
0 siblings, 0 replies; 2+ messages in thread
From: Richard Sandiford @ 2024-04-12 15:26 UTC (permalink / raw)
To: Andrew Carlotti; +Cc: gcc-patches, Richard Earnshaw
Andrew Carlotti <andrew.carlotti@arm.com> writes:
> FEAT_CSSC is mandatory in the architecture from Armv8.9.
>
> gcc/ChangeLog:
>
> * config/aarch64/aarch64-arches.def: Add CSSC to V8_9A
> dependencies.
OK, thanks.
Richard
>
> ---
>
> Bootstrapped and regression tested on aarch64. Ok for master?
>
>
> diff --git a/gcc/config/aarch64/aarch64-arches.def b/gcc/config/aarch64/aarch64-arches.def
> index 9bec30e9203bac01155281ef3474846c402bb29e..4634b272e28006b5c6c2d6705a2f1010cbd9ab9b 100644
> --- a/gcc/config/aarch64/aarch64-arches.def
> +++ b/gcc/config/aarch64/aarch64-arches.def
> @@ -39,7 +39,7 @@ AARCH64_ARCH("armv8.5-a", generic_armv8_a, V8_5A, 8, (V8_4A, SB, SSBS
> AARCH64_ARCH("armv8.6-a", generic_armv8_a, V8_6A, 8, (V8_5A, I8MM, BF16))
> AARCH64_ARCH("armv8.7-a", generic_armv8_a, V8_7A, 8, (V8_6A))
> AARCH64_ARCH("armv8.8-a", generic_armv8_a, V8_8A, 8, (V8_7A, MOPS))
> -AARCH64_ARCH("armv8.9-a", generic_armv8_a, V8_9A, 8, (V8_8A))
> +AARCH64_ARCH("armv8.9-a", generic_armv8_a, V8_9A, 8, (V8_8A, CSSC))
> AARCH64_ARCH("armv8-r", generic_armv8_a, V8R , 8, (V8_4A))
> AARCH64_ARCH("armv9-a", generic_armv9_a, V9A , 9, (V8_5A, SVE2))
> AARCH64_ARCH("armv9.1-a", generic_armv9_a, V9_1A, 9, (V8_6A, V9A))
^ permalink raw reply [flat|nested] 2+ messages in thread
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2024-04-12 15:26 ` Richard Sandiford
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