[glibc/fw/glibc-hwcaps] powerpc64le: Add glibc-hwcaps support
Florian Weimer
fw@sourceware.org
Thu Oct 1 16:54:41 GMT 2020
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=01faff4932d02c7e3224b50a1cdb5956354b1fc2
commit 01faff4932d02c7e3224b50a1cdb5956354b1fc2
Author: Florian Weimer <fweimer@redhat.com>
Date: Thu Oct 1 14:38:56 2020 +0200
powerpc64le: Add glibc-hwcaps support
The "power10" and "power9" subdirectories are selected.
Diff:
---
sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c | 34 ++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c b/sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c
new file mode 100644
index 0000000000..496daf0fa0
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c
@@ -0,0 +1,34 @@
+/* Architecture-specific glibc-hwcaps subdirectories. powerpc64le version.
+ Copyright (C) 2020 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+#include <dl-hwcaps.h>
+#include <ldsodefs.h>
+
+const char _dl_hwcaps_subdirs[] = "power10:power9";
+
+int32_t
+_dl_hwcaps_subdirs_active (void)
+{
+ if (GLRO (dl_hwcap2) & PPC_FEATURE2_ARCH_3_1)
+ return 3;
+
+ if (GLRO (dl_hwcap2) & PPC_FEATURE2_ARCH_3_00)
+ return 1;
+
+ return 0;
+}
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