7 files changed, 207 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/Implies b/sysdeps/unix/sysv/linux/powerpc/Implies
new file mode 100644
index 0000000000..ff27cdb568
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/Implies
@@ -0,0 +1,4 @@
+# Make sure these routines come before ldbl-opt.
+ieee754/ldbl-128ibm
+# These supply the ABI compatibility for when long double was double.
+ieee754/ldbl-opt
diff --git a/sysdeps/unix/sysv/linux/powerpc/bits/wordsize.h b/sysdeps/unix/sysv/linux/powerpc/bits/wordsize.h
new file mode 100644
index 0000000000..cf934234f1
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/bits/wordsize.h
@@ -0,0 +1,19 @@
+/* Determine the wordsize from the preprocessor defines.  */
+
+#if defined __powerpc64__
+# define __WORDSIZE	64
+# define __WORDSIZE_COMPAT32	1
+#else
+# define __WORDSIZE	32
+#endif
+
+#if !defined __NO_LONG_DOUBLE_MATH && !defined __LONG_DOUBLE_MATH_OPTIONAL
+
+/* Signal the glibc ABI didn't used to have a `long double'.
+   The changes all the `long double' function variants to be redirects
+   to the double functions.  */
+# define __LONG_DOUBLE_MATH_OPTIONAL   1
+# ifndef __LONG_DOUBLE_128__
+#  define __NO_LONG_DOUBLE_MATH        1
+# endif
+#endif
diff --git a/sysdeps/unix/sysv/linux/powerpc/configure b/sysdeps/unix/sysv/linux/powerpc/configure
new file mode 100644
index 0000000000..070bf5caeb
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/configure
@@ -0,0 +1,135 @@
+# This file is generated from configure.in by Autoconf.  DO NOT EDIT!
+ # Local configure fragment for sysdeps/unix/sysv/linux/powerpc/.
+
+
+echo "$as_me:$LINENO: checking whether $CC $CFLAGS -mlong-double-128 uses IBM extended format" >&5
+echo $ECHO_N "checking whether $CC $CFLAGS -mlong-double-128 uses IBM extended format... $ECHO_C" >&6
+if test "${libc_cv_mlong_double_128ibm+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -mlong-double-128"
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <float.h>
+int
+main ()
+{
+
+#if LDBL_MANT_DIG != 106
+# error "compiler doesn't implement IBM extended format of long double"
+#endif
+long double foobar (long double x) { return x; }
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  libc_cv_mlong_double_128ibm=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+libc_cv_mlong_double_128ibm=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+CFLAGS="$save_CFLAGS"
+fi
+echo "$as_me:$LINENO: result: $libc_cv_mlong_double_128ibm" >&5
+echo "${ECHO_T}$libc_cv_mlong_double_128ibm" >&6
+
+if test "$libc_cv_mlong_double_128ibm" = no; then
+  echo "$as_me:$LINENO: checking whether $CC $CFLAGS supports -mabi=ibmlongdouble" >&5
+echo $ECHO_N "checking whether $CC $CFLAGS supports -mabi=ibmlongdouble... $ECHO_C" >&6
+if test "${libc_cv_mabi_ibmlongdouble+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+    save_CFLAGS="$CFLAGS"
+  CFLAGS="$CFLAGS -mlong-double-128 -mabi=ibmlongdouble"
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <float.h>
+int
+main ()
+{
+
+#if LDBL_MANT_DIG != 106
+# error "compiler doesn't implement IBM extended format of long double"
+#endif
+long double foobar (long double x) { return x; }
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  libc_cv_mabi_ibmlongdouble=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+libc_cv_mabi_ibmlongdouble=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+  CFLAGS="$save_CFLAGS"
+fi
+echo "$as_me:$LINENO: result: $libc_cv_mabi_ibmlongdouble" >&5
+echo "${ECHO_T}$libc_cv_mabi_ibmlongdouble" >&6
+
+  if test "$libc_cv_mabi_ibmlongdouble" = yes; then
+    CFLAGS="$CFLAGS -mabi=ibmlongdouble"
+  else
+    { { echo "$as_me:$LINENO: error: this configuration requires -mlong-double-128 IBM extended format support" >&5
+echo "$as_me: error: this configuration requires -mlong-double-128 IBM extended format support" >&2;}
+   { (exit 1); exit 1; }; }
+  fi
+fi
diff --git a/sysdeps/unix/sysv/linux/powerpc/configure.in b/sysdeps/unix/sysv/linux/powerpc/configure.in
new file mode 100644
index 0000000000..1768ab1f99
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/configure.in
@@ -0,0 +1,37 @@
+sinclude(./aclocal.m4)dnl Autoconf lossage
+GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
+# Local configure fragment for sysdeps/unix/sysv/linux/powerpc/.
+
+AC_CACHE_CHECK(whether $CC $CFLAGS -mlong-double-128 uses IBM extended format,
+	       libc_cv_mlong_double_128ibm, [dnl
+save_CFLAGS="$CFLAGS"
+CFLAGS="$CFLAGS -mlong-double-128"
+AC_TRY_COMPILE([#include <float.h>], [
+#if LDBL_MANT_DIG != 106
+# error "compiler doesn't implement IBM extended format of long double"
+#endif
+long double foobar (long double x) { return x; }],
+	       libc_cv_mlong_double_128ibm=yes,
+	       libc_cv_mlong_double_128ibm=no)
+CFLAGS="$save_CFLAGS"])
+
+if test "$libc_cv_mlong_double_128ibm" = no; then
+  AC_CACHE_CHECK(whether $CC $CFLAGS supports -mabi=ibmlongdouble,
+		 libc_cv_mabi_ibmlongdouble, [dnl
+  save_CFLAGS="$CFLAGS"
+  CFLAGS="$CFLAGS -mlong-double-128 -mabi=ibmlongdouble"
+  AC_TRY_COMPILE([#include <float.h>], [
+#if LDBL_MANT_DIG != 106
+# error "compiler doesn't implement IBM extended format of long double"
+#endif
+long double foobar (long double x) { return x; }],
+		 libc_cv_mabi_ibmlongdouble=yes,
+		 libc_cv_mabi_ibmlongdouble=no)
+  CFLAGS="$save_CFLAGS"])
+
+  if test "$libc_cv_mabi_ibmlongdouble" = yes; then
+    CFLAGS="$CFLAGS -mabi=ibmlongdouble"
+  else
+    AC_MSG_ERROR([this configuration requires -mlong-double-128 IBM extended format support])
+  fi
+fi
diff --git a/sysdeps/unix/sysv/linux/powerpc/nldbl-abi.h b/sysdeps/unix/sysv/linux/powerpc/nldbl-abi.h
new file mode 100644
index 0000000000..bd985cc59c
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/nldbl-abi.h
@@ -0,0 +1,8 @@
+/* ABI version for long double switch.
+   This is used by the Versions and math_ldbl_opt.h files in
+   sysdeps/ieee754/ldbl-opt/.  It gives the ABI version where
+   long double == double was replaced with proper long double
+   for libm *l functions and libc functions using long double.  */
+
+#define NLDBL_VERSION			GLIBC_2.4
+#define LONG_DOUBLE_COMPAT_VERSION	GLIBC_2_4
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/Implies b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/Implies
new file mode 100644
index 0000000000..9f70f795bc
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/Implies
@@ -0,0 +1,2 @@
+# Override ldbl-opt with powerpc32 specific routines.
+powerpc/powerpc32/fpu
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/fpu/Implies b/sysdeps/unix/sysv/linux/powerpc/powerpc64/fpu/Implies
new file mode 100644
index 0000000000..6243d2ef27
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/fpu/Implies
@@ -0,0 +1,2 @@
+# Override ldbl-opt with powerpc64 specific routines.
+powerpc/powerpc64/fpu