Merge pull request #6137 from Jan200101/update/glibc-2.32

Update to glibc 2.32

11 files changed, 73 insertions, 194 deletions

diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/fenvinline.h b/lib/libc/include/powerpc64-linux-gnu/bits/fenvinline.h
deleted file mode 100644
index 695d3a395d..0000000000
--- a/lib/libc/include/powerpc64-linux-gnu/bits/fenvinline.h
+++ /dev/null
@@ -1,102 +0,0 @@
-/* Inline floating-point environment handling functions for powerpc.
-   Copyright (C) 1995-2020 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/>.  */
-
-#if defined __GNUC__ && !defined _SOFT_FLOAT && !defined __NO_FPRS__
-
-/* Inline definitions for fegetround.  */
-# define __fegetround_ISA300()						\
-  (__extension__  ({							\
-    union { double __d; unsigned long long __ll; } __u;			\
-    __asm__ __volatile__ (						\
-      ".machine push; .machine \"power9\"; mffsl %0; .machine pop"	\
-      : "=f" (__u.__d));						\
-    __u.__ll & 0x0000000000000003LL;					\
-  }))
-
-# define __fegetround_ISA2()						\
-  (__extension__  ({							\
-     int __fegetround_result;						\
-     __asm__ __volatile__ ("mcrfs 7,7 ; mfcr %0"			\
-			   : "=r"(__fegetround_result) : : "cr7");	\
-     __fegetround_result & 3;						\
-  }))
-
-# ifdef _ARCH_PWR9
-#  define __fegetround() __fegetround_ISA300()
-# elif defined __BUILTIN_CPU_SUPPORTS__
-#  define __fegetround()						\
-  (__glibc_likely (__builtin_cpu_supports ("arch_3_00"))		\
-   ? __fegetround_ISA300()						\
-   : __fegetround_ISA2()						\
-  )
-# else
-#  define __fegetround() __fegetround_ISA2()
-# endif
-
-# define fegetround() __fegetround ()
-
-# ifndef __NO_MATH_INLINES
-/* The weird 'i#*X' constraints on the following suppress a gcc
-   warning when __excepts is not a constant.  Otherwise, they mean the
-   same as just plain 'i'.  */
-
-#  if __GNUC_PREREQ(3, 4)
-
-/* Inline definition for feraiseexcept.  */
-#   define feraiseexcept(__excepts) \
-  (__extension__  ({ 							      \
-    int __e = __excepts;						      \
-    int __ret;								      \
-    if (__builtin_constant_p (__e)					      \
-        && (__e & (__e - 1)) == 0					      \
-        && __e != FE_INVALID)						      \
-      {									      \
-	if (__e != 0)							      \
-	  __asm__ __volatile__ ("mtfsb1 %0"				      \
-				: : "i#*X" (__builtin_clz (__e)));	      \
-        __ret = 0;							      \
-      }									      \
-    else								      \
-      __ret = feraiseexcept (__e);					      \
-    __ret;								      \
-  }))
-
-/* Inline definition for feclearexcept.  */
-#   define feclearexcept(__excepts) \
-  (__extension__  ({ 							      \
-    int __e = __excepts;						      \
-    int __ret;								      \
-    if (__builtin_constant_p (__e)					      \
-        && (__e & (__e - 1)) == 0					      \
-        && __e != FE_INVALID)						      \
-      {									      \
-	if (__e != 0)							      \
-	  __asm__ __volatile__ ("mtfsb0 %0"				      \
-				: : "i#*X" (__builtin_clz (__e)));	      \
-        __ret = 0;							      \
-      }									      \
-    else								      \
-      __ret = feclearexcept (__e);					      \
-    __ret;								      \
-  }))
-
-#  endif /* __GNUC_PREREQ(3, 4).  */
-
-# endif /* !__NO_MATH_INLINES.  */
-
-#endif /* __GNUC__ && !_SOFT_FLOAT && !__NO_FPRS__ */
\ No newline at end of file
diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/hwcap.h b/lib/libc/include/powerpc64-linux-gnu/bits/hwcap.h
index 335efbd0aa..5719e16ac2 100644
--- a/lib/libc/include/powerpc64-linux-gnu/bits/hwcap.h
+++ b/lib/libc/include/powerpc64-linux-gnu/bits/hwcap.h
@@ -73,4 +73,6 @@
 #define PPC_FEATURE2_DARN	   0x00200000 /* darn instruction.  */
 #define PPC_FEATURE2_SCV	   0x00100000 /* scv syscall.  */
 #define PPC_FEATURE2_HTM_NO_SUSPEND  0x00080000 /* TM without suspended
-						   state.  */
\ No newline at end of file
+						   state.  */
+#define PPC_FEATURE2_ARCH_3_1	   0x00040000 /* ISA 3.1.  */
+#define PPC_FEATURE2_MMA	   0x00020000 /* Matrix-Multiply Assist.  */
\ No newline at end of file
diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/iscanonical.h b/lib/libc/include/powerpc64-linux-gnu/bits/iscanonical.h
index 8818d6fa08..c94a446c49 100644
--- a/lib/libc/include/powerpc64-linux-gnu/bits/iscanonical.h
+++ b/lib/libc/include/powerpc64-linux-gnu/bits/iscanonical.h
@@ -20,7 +20,7 @@
 # error "Never use <bits/iscanonical.h> directly; include <math.h> instead."
 #endif
 
-#ifdef __NO_LONG_DOUBLE_MATH
+#if defined (__NO_LONG_DOUBLE_MATH) || __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
 # define iscanonical(x) ((void) (__typeof (x)) (x), 1)
 #else
 extern int __iscanonicall (long double __x)
diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/long-double.h b/lib/libc/include/powerpc64-linux-gnu/bits/long-double.h
index 391f7d62fe..b37f1929bd 100644
--- a/lib/libc/include/powerpc64-linux-gnu/bits/long-double.h
+++ b/lib/libc/include/powerpc64-linux-gnu/bits/long-double.h
@@ -22,4 +22,4 @@
 #  define __NO_LONG_DOUBLE_MATH		1
 # endif
 #endif
-#define __LONG_DOUBLE_USES_FLOAT128 0
\ No newline at end of file
+#define __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI 0
\ No newline at end of file
diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/msq-pad.h b/lib/libc/include/powerpc64-linux-gnu/bits/msq-pad.h
deleted file mode 100644
index c72a8507da..0000000000
--- a/lib/libc/include/powerpc64-linux-gnu/bits/msq-pad.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/* Define where padding goes in struct msqid_ds.  PowerPC version.
-   Copyright (C) 2018-2020 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/>.  */
-
-#ifndef _SYS_MSG_H
-# error "Never use <bits/msq-pad.h> directly; include <sys/msg.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-#define __MSQ_PAD_AFTER_TIME 0
-#define __MSQ_PAD_BEFORE_TIME (__TIMESIZE == 32)
\ No newline at end of file
diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/sem-pad.h b/lib/libc/include/powerpc64-linux-gnu/bits/sem-pad.h
deleted file mode 100644
index e6aca78279..0000000000
--- a/lib/libc/include/powerpc64-linux-gnu/bits/sem-pad.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/* Define where padding goes in struct semid_ds.  PowerPC version.
-   Copyright (C) 2018-2020 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/>.  */
-
-#ifndef _SYS_SEM_H
-# error "Never use <bits/sem-pad.h> directly; include <sys/sem.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-#define __SEM_PAD_AFTER_TIME 0
-#define __SEM_PAD_BEFORE_TIME (__TIMESIZE == 32)
\ No newline at end of file
diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/semaphore.h b/lib/libc/include/powerpc64-linux-gnu/bits/semaphore.h
index d8dd45053b..97292723c8 100644
--- a/lib/libc/include/powerpc64-linux-gnu/bits/semaphore.h
+++ b/lib/libc/include/powerpc64-linux-gnu/bits/semaphore.h
@@ -1,7 +1,6 @@
-/* Machine-specific POSIX semaphore type layouts.  PowerPC version.
-   Copyright (C) 2003-2020 Free Software Foundation, Inc.
+/* Generic POSIX semaphore type layout
+   Copyright (C) 1995-2020 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
-   Contributed by Paul Mackerras <paulus@au.ibm.com>, 2003.
 
    The GNU C Library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
diff --git a/lib/libc/include/powerpc64-linux-gnu/bits/shm-pad.h b/lib/libc/include/powerpc64-linux-gnu/bits/shm-pad.h
deleted file mode 100644
index 950fc7d5b5..0000000000
--- a/lib/libc/include/powerpc64-linux-gnu/bits/shm-pad.h
+++ /dev/null
@@ -1,28 +0,0 @@
-/* Define where padding goes in struct shmid_ds.  PowerPC version.
-   Copyright (C) 2018-2020 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/>.  */
-
-#ifndef _SYS_SHM_H
-# error "Never use <bits/shm-pad.h> directly; include <sys/shm.h> instead."
-#endif
-
-#include <bits/timesize.h>
-
-#define __SHM_PAD_AFTER_TIME 0
-#define __SHM_PAD_BEFORE_TIME (__TIMESIZE == 32)
-#define __SHM_SEGSZ_AFTER_TIME 1
-#define __SHM_PAD_BETWEEN_TIME_AND_SEGSZ (__TIMESIZE == 32)
\ No newline at end of file
diff --git a/lib/libc/include/powerpc64-linux-gnu/gnu/lib-names-64-v1.h b/lib/libc/include/powerpc64-linux-gnu/gnu/lib-names-64-v1.h
index 143f904e09..22c0732548 100644
--- a/lib/libc/include/powerpc64-linux-gnu/gnu/lib-names-64-v1.h
+++ b/lib/libc/include/powerpc64-linux-gnu/gnu/lib-names-64-v1.h
@@ -20,8 +20,6 @@
 #define LIBNSS_FILES_SO                 "libnss_files.so.2"
 #define LIBNSS_HESIOD_SO                "libnss_hesiod.so.2"
 #define LIBNSS_LDAP_SO                  "libnss_ldap.so.2"
-#define LIBNSS_NISPLUS_SO               "libnss_nisplus.so.2"
-#define LIBNSS_NIS_SO                   "libnss_nis.so.2"
 #define LIBNSS_TEST1_SO                 "libnss_test1.so.2"
 #define LIBNSS_TEST2_SO                 "libnss_test2.so.2"
 #define LIBPTHREAD_SO                   "libpthread.so.0"
diff --git a/lib/libc/include/powerpc64-linux-gnu/gnu/stubs-64-v1.h b/lib/libc/include/powerpc64-linux-gnu/gnu/stubs-64-v1.h
index 12c0d956e8..636dc73283 100644
--- a/lib/libc/include/powerpc64-linux-gnu/gnu/stubs-64-v1.h
+++ b/lib/libc/include/powerpc64-linux-gnu/gnu/stubs-64-v1.h
@@ -10,9 +10,7 @@
 #define __stub_chflags
 #define __stub_fchflags
 #define __stub_gtty
-#define __stub_lchmod
 #define __stub_revoke
 #define __stub_setlogin
 #define __stub_sigreturn
-#define __stub_sstk
 #define __stub_stty
\ No newline at end of file
diff --git a/lib/libc/include/powerpc64-linux-gnu/ieee754.h b/lib/libc/include/powerpc64-linux-gnu/ieee754.h
index dcdca2eb78..9f9206f008 100644
--- a/lib/libc/include/powerpc64-linux-gnu/ieee754.h
+++ b/lib/libc/include/powerpc64-linux-gnu/ieee754.h
@@ -21,6 +21,7 @@
 #include <features.h>
 
 #include <bits/endian.h>
+#include <bits/floatn.h>
 
 __BEGIN_DECLS
 
@@ -111,6 +112,65 @@ union ieee754_double
 #define IEEE754_DOUBLE_BIAS	0x3ff /* Added to exponent.  */
 
 
+#if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1
+/* long double is IEEE 128 bit */
+union ieee854_long_double
+  {
+    long double d;
+
+    /* This is the IEEE 854 quad-precision format.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:15;
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa0:16;
+	unsigned int mantissa1:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa3:32;
+#endif				/* Big endian.  */
+#if	__BYTE_ORDER == __LITTLE_ENDIAN
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa3:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa1:32;
+	unsigned int mantissa0:16;
+	unsigned int exponent:15;
+	unsigned int negative:1;
+#endif				/* Little endian.  */
+      } ieee;
+
+    /* This format makes it easier to see if a NaN is a signalling NaN.  */
+    struct
+      {
+#if	__BYTE_ORDER == __BIG_ENDIAN
+	unsigned int negative:1;
+	unsigned int exponent:15;
+	unsigned int quiet_nan:1;
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa0:15;
+	unsigned int mantissa1:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa3:32;
+#else
+	/* Together these comprise the mantissa.  */
+	unsigned int mantissa3:32;
+	unsigned int mantissa2:32;
+	unsigned int mantissa1:32;
+	unsigned int mantissa0:15;
+	unsigned int quiet_nan:1;
+	unsigned int exponent:15;
+	unsigned int negative:1;
+#endif
+      } ieee_nan;
+  };
+
+#define IEEE854_LONG_DOUBLE_BIAS 0x3fff /* Added to exponent.  */
+#endif
+
+
+#if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 0 || __GNUC_PREREQ (7, 0)
 /* IBM extended format for long double.
 
    Each long double is made up of two IEEE doubles.  The value of the
@@ -121,12 +181,16 @@ union ieee754_double
    -0.0.  No other requirements are made; so, for example, 1.0 may be
    represented as (1.0, +0.0) or (1.0, -0.0), and the low part of a
    NaN is don't-care.  */
-
 union ibm_extended_long_double
   {
-    long double ld;
+# if __LDOUBLE_REDIRECTS_TO_FLOAT128_ABI == 1 && __GNUC_PREREQ (7, 0)
+   __ibm128 ld;
+# else
+   long double ld;
+# endif
     union ieee754_double d[2];
    };
+#endif
 
 __END_DECLS