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authorJoseph Myers <joseph@codesourcery.com>2018-04-20 16:36:00 +0000
committerJoseph Myers <joseph@codesourcery.com>2018-04-20 16:36:00 +0000
commit458b94f63e6fc5af1582a98007a1e4769f785fb7 (patch)
treefa4fed6538111dd2e7d88c3fc4a91b07836524b0 /sysdeps/unix
parentb75a9b26cf3e498705c09b3df77f974fd2da8685 (diff)
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Update aarch64 bits/hwcap.h, dl-procinfo.c for Linux 4.16 HWCAP_ASIMDFHM.
This patch updates the aarch64 bits/hwcap.h and dl-procinfo.c for the new HWCAP_ASIMDFHM value in Linux 4.16. Tested with build-many-glibcs.py for aarch64-linux-gnu. * sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h (HWCAP_ASIMDFHM): New macro. * sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c (_DL_HWCAP_COUNT): Increase to 24. (_dl_aarch64_cap_flags): Add asimdfhm.
Diffstat (limited to 'sysdeps/unix')
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h1
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c5
2 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h b/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h
index 569eb07f17..6f05ec1464 100644
--- a/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h
+++ b/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h
@@ -44,3 +44,4 @@
#define HWCAP_ASIMDDP (1 << 20)
#define HWCAP_SHA512 (1 << 21)
#define HWCAP_SVE (1 << 22)
+#define HWCAP_ASIMDFHM (1 << 23)
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
index 940f64875b..054d5c8629 100644
--- a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
@@ -57,7 +57,7 @@ PROCINFO_CLASS struct cpu_features _dl_aarch64_cpu_features
#endif
/* Number of HWCAP bits set. */
-#define _DL_HWCAP_COUNT 23
+#define _DL_HWCAP_COUNT 24
#if !defined PROCINFO_DECL && defined SHARED
._dl_aarch64_cap_flags
@@ -68,7 +68,8 @@ PROCINFO_CLASS const char _dl_aarch64_cap_flags[_DL_HWCAP_COUNT][10]
/* Matches the names in arch/arm64/kernel/cpuinfo.c of Linux. */
= { "fp", "asimd", "evtstrm", "aes", "pmull", "sha1", "sha2", "crc32",
"atomics", "fphp", "asimdhp", "cpuid", "asimdrdm", "jscvt", "fcma",
- "lrcpc", "dcpop", "sha3", "sm3", "sm4", "asimddp", "sha512", "sve" }
+ "lrcpc", "dcpop", "sha3", "sm3", "sm4", "asimddp", "sha512", "sve",
+ "asimdfhm" }
#endif
#if !defined SHARED || defined PROCINFO_DECL
;