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linux-user: elf: s390x: Prepare for Vector enhancements facility 

Let's check for S390_FEAT_VECTOR_ENH and set HWCAP_S390_VXRS_EXT
accordingly. Add all missing HWCAP defined in upstream Linux.

Cc: Laurent Vivier <laurent@vivier.eu>
Acked-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210608092337.12221-25-david@redhat.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
David Hildenbrand 2021-06-08 11:23:35 +02:00 committed by Cornelia Huck
parent da4807527f
commit da215c2394
2 changed files with 8 additions and 0 deletions
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7
include/elf.h
View File

@ -605,6 +605,13 @@ typedef struct {
#define HWCAP_S390_HIGH_GPRS 512 #define HWCAP_S390_HIGH_GPRS 512
#define HWCAP_S390_TE 1024 #define HWCAP_S390_TE 1024
#define HWCAP_S390_VXRS 2048 #define HWCAP_S390_VXRS 2048
#define HWCAP_S390_VXRS_BCD 4096
#define HWCAP_S390_VXRS_EXT 8192
#define HWCAP_S390_GS 16384
#define HWCAP_S390_VXRS_EXT2 32768
#define HWCAP_S390_VXRS_PDE 65536
#define HWCAP_S390_SORT 131072
#define HWCAP_S390_DFLT 262144
/* M68K specific definitions. */ /* M68K specific definitions. */
/* We use the top 24 bits to encode information about the /* We use the top 24 bits to encode information about the

1
linux-user/elfload.c
View File

@ -1376,6 +1376,7 @@ static uint32_t get_elf_hwcap(void)
hwcap |= HWCAP_S390_ETF3EH; hwcap |= HWCAP_S390_ETF3EH;
} }
GET_FEATURE(S390_FEAT_VECTOR, HWCAP_S390_VXRS); GET_FEATURE(S390_FEAT_VECTOR, HWCAP_S390_VXRS);
GET_FEATURE(S390_FEAT_VECTOR_ENH, HWCAP_S390_VXRS_EXT);
return hwcap; return hwcap;
} }