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[PATCH committed][AArch64] Update dl-procinfo for new HWCAP flags in Linux 4.12
- From: Szabolcs Nagy <szabolcs dot nagy at arm dot com>
- To: GNU C Library <libc-alpha at sourceware dot org>
- Cc: nd at arm dot com
- Date: Wed, 19 Jul 2017 13:54:26 +0100
- Subject: [PATCH committed][AArch64] Update dl-procinfo for new HWCAP flags in Linux 4.12
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Update the libc internal dl-procinfo with the new HWCAP flags.
Follow up to commit 512d245bc30cca893db6979f42f058e734f345c3.
2017-07-19 Szabolcs Nagy <szabolcs.nagy@arm.com>
* sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c:
(_dl_aarch64_cap_flags): Update.
* sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
(_DL_HWCAP_COUNT, _DL_HWCAP_LAST): Update.
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
index bc37bad782..fed31fd9b5 100644
--- a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.c
@@ -59,11 +59,13 @@ PROCINFO_CLASS struct cpu_features _dl_aarch64_cpu_features
#if !defined PROCINFO_DECL && defined SHARED
._dl_aarch64_cap_flags
#else
-PROCINFO_CLASS const char _dl_aarch64_cap_flags[13][10]
+PROCINFO_CLASS const char _dl_aarch64_cap_flags[16][10]
#endif
#ifndef PROCINFO_DECL
+/* Matches the names in arch/arm64/kernel/cpuinfo.c of Linux. */
= { "fp", "asimd", "evtstrm", "aes", "pmull", "sha1", "sha2", "crc32",
- "atomics", "fphp", "asimdhp", "cpuid", "asimdrdm"}
+ "atomics", "fphp", "asimdhp", "cpuid", "asimdrdm", "jscvt", "fcma",
+ "lrcpc" }
#endif
#if !defined SHARED || defined PROCINFO_DECL
;
diff --git a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
index 44dc296d3e..0333a18267 100644
--- a/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
+++ b/sysdeps/unix/sysv/linux/aarch64/dl-procinfo.h
@@ -28,10 +28,10 @@
#define _dl_procinfo(type, word) -1
/* Number of HWCAP bits set. */
-#define _DL_HWCAP_COUNT 13
+#define _DL_HWCAP_COUNT 16
/* Offset of the last bit allocated in HWCAP. */
-#define _DL_HWCAP_LAST 12
+#define _DL_HWCAP_LAST 15
/* HWCAP_CPUID should be available by default to influence IFUNC as well as
library search. */