[PATCH 18/28] powerpc64le: Add glibc-hwcaps support

[Florian Weimer]

The "power10" and "power9" subdirectories are selected.
---
 .../powerpc/powerpc64/le/dl-hwcaps-subdirs.c  | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 sysdeps/powerpc/powerpc64/le/dl-hwcaps-subdirs.c

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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