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authorJoseph Myers <joseph@codesourcery.com>2018-06-05 15:51:12 +0000
committerJoseph Myers <joseph@codesourcery.com>2018-06-05 15:51:12 +0000
commit0c1c33b2f5269cce6499ef8f8d1a291f2674a8fd (patch)
tree1aa7fee4d1bd31ac889b1589569c5efce91af2a1 /sysdeps/unix/sysv
parentbef1cbf4da54aeb213e2542ccfdfebb22fb15820 (diff)
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Add AArch64 hwcap values from Linux 4.17.
Linux 4.17 adds four new AArch64 hwcap values. This patch adds them to glibc's AArch64 bits/hwcap.h, with corresponding dl-procinfo.c updates. Tested with build-many-glibcs.py for aarch64. * sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h (HWCAP_DIT): New macro. (HWCAP_USCAT): Likewise. (HWCAP_ILRCPC): Likewise. (HWCAP_FLAGM): Likewise. * sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c (_DL_HWCAP_COUNT): Increase to 28. (_dl_aarch64_cap_flags): Add new flag names.
Diffstat (limited to 'sysdeps/unix/sysv')
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h4
-rw-r--r--sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c4
2 files changed, 6 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h b/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h
index 6f05ec1..0837913 100644
--- a/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h
+++ b/sysdeps/unix/sysv/linux/aarch64/bits/hwcap.h
@@ -45,3 +45,7 @@
#define HWCAP_SHA512 (1 << 21)
#define HWCAP_SVE (1 << 22)
#define HWCAP_ASIMDFHM (1 << 23)
+#define HWCAP_DIT (1 << 24)
+#define HWCAP_USCAT (1 << 25)
+#define HWCAP_ILRCPC (1 << 26)
+#define HWCAP_FLAGM (1 << 27)
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
index 054d5c8..2ac0635 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 24
+#define _DL_HWCAP_COUNT 28
#if !defined PROCINFO_DECL && defined SHARED
._dl_aarch64_cap_flags
@@ -69,7 +69,7 @@ PROCINFO_CLASS const char _dl_aarch64_cap_flags[_DL_HWCAP_COUNT][10]
= { "fp", "asimd", "evtstrm", "aes", "pmull", "sha1", "sha2", "crc32",
"atomics", "fphp", "asimdhp", "cpuid", "asimdrdm", "jscvt", "fcma",
"lrcpc", "dcpop", "sha3", "sm3", "sm4", "asimddp", "sha512", "sve",
- "asimdfhm" }
+ "asimdfhm", "dit", "uscat", "ilrcpc", "flagm" }
#endif
#if !defined SHARED || defined PROCINFO_DECL
;