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[PULL,25/37] linux-user: elf: s390x: Prepare for Vector enhancements facility

Message ID 20210621095842.335162-26-cohuck@redhat.com
State New
Headers show
Series [PULL,01/37] s390x/kvm: remove unused gs handling | expand

Commit Message

Cornelia Huck June 21, 2021, 9:58 a.m. UTC 
From: David Hildenbrand <david@redhat.com>

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>
---
 include/elf.h        | 7 +++++++
 linux-user/elfload.c | 1 +
 2 files changed, 8 insertions(+)
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Patch

diff --git a/include/elf.h b/include/elf.h
index 033bcc957671..811bf4a1cb5c 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -605,6 +605,13 @@  typedef struct {
 #define HWCAP_S390_HIGH_GPRS    512
 #define HWCAP_S390_TE           1024
 #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. */
 /* We use the top 24 bits to encode information about the
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 17ab06f612dd..4b0172339eff 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -1376,6 +1376,7 @@  static uint32_t get_elf_hwcap(void)
         hwcap |= HWCAP_S390_ETF3EH;
     }
     GET_FEATURE(S390_FEAT_VECTOR, HWCAP_S390_VXRS);
+    GET_FEATURE(S390_FEAT_VECTOR_ENH, HWCAP_S390_VXRS_EXT);
 
     return hwcap;
 }