Wilco Dijkstra <wilco.dijks...@arm.com> writes:
> A few HWCAP entries are missing from aarch64/cpuinfo.c. This results in
> build errors
> on older machines.
>
> This counts a trivial build fix, but since it's late in stage 4 I'll let
> maintainers chip in.
> OK for commit?
>
> libgcc/
> * config/aarch64/cpuinfo.c: Add HWCAP_EVTSTRM, HWCAP_CRC32,
> HWCAP_CPUID,
> HWCAP_PACA and HWCAP_PACG.
OK, thanks.
Richard
> ---
>
> diff --git a/libgcc/config/aarch64/cpuinfo.c b/libgcc/config/aarch64/cpuinfo.c
> index
> 3c6fb8a575b423c2aff71a1a9f40812b154ee284..4b94fca869507145ec690c825f637abbc82a3493
> 100644
> --- a/libgcc/config/aarch64/cpuinfo.c
> +++ b/libgcc/config/aarch64/cpuinfo.c
> @@ -52,15 +52,15 @@ struct {
> #ifndef AT_HWCAP
> #define AT_HWCAP 16
> #endif
> -#ifndef HWCAP_CPUID
> -#define HWCAP_CPUID (1 << 11)
> -#endif
> #ifndef HWCAP_FP
> #define HWCAP_FP (1 << 0)
> #endif
> #ifndef HWCAP_ASIMD
> #define HWCAP_ASIMD (1 << 1)
> #endif
> +#ifndef HWCAP_EVTSTRM
> +#define HWCAP_EVTSTRM (1 << 2)
> +#endif
> #ifndef HWCAP_AES
> #define HWCAP_AES (1 << 3)
> #endif
> @@ -73,6 +73,9 @@ struct {
> #ifndef HWCAP_SHA2
> #define HWCAP_SHA2 (1 << 6)
> #endif
> +#ifndef HWCAP_CRC32
> +#define HWCAP_CRC32 (1 << 7)
> +#endif
> #ifndef HWCAP_ATOMICS
> #define HWCAP_ATOMICS (1 << 8)
> #endif
> @@ -82,6 +85,9 @@ struct {
> #ifndef HWCAP_ASIMDHP
> #define HWCAP_ASIMDHP (1 << 10)
> #endif
> +#ifndef HWCAP_CPUID
> +#define HWCAP_CPUID (1 << 11)
> +#endif
> #ifndef HWCAP_ASIMDRDM
> #define HWCAP_ASIMDRDM (1 << 12)
> #endif
> @@ -133,6 +139,12 @@ struct {
> #ifndef HWCAP_SB
> #define HWCAP_SB (1 << 29)
> #endif
> +#ifndef HWCAP_PACA
> +#define HWCAP_PACA (1 << 30)
> +#endif
> +#ifndef HWCAP_PACG
> +#define HWCAP_PACG (1UL << 31)
> +#endif
>
> #ifndef HWCAP2_DCPODP
> #define HWCAP2_DCPODP (1 << 0)
