Move powerpc ports pieces to libc.

61 files changed, 13287 insertions, 0 deletions

diff --git a/sysdeps/powerpc/nofpu/Makefile b/sysdeps/powerpc/nofpu/Makefile
new file mode 100644
index 0000000000..6bdff45465
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/Makefile
@@ -0,0 +1,24 @@
+# Makefile fragment for PowerPC with no FPU.
+
+ifeq ($(subdir),soft-fp)
+sysdep_routines += $(gcc-single-routines) $(gcc-double-routines) \
+		   sim-full
+endif
+
+ifeq ($(subdir),math)
+libm-support += fenv_const
+CPPFLAGS += -I../soft-fp/
+# The follow CFLAGS are a work around for GCC Bugzilla Bug 29253
+# "expand_abs wrong default code for floating point"
+# As this is not a regression, a fix is not likely to go into
+# gcc-4.1.1 and may be too late for gcc-4.2.  So we need these flags
+# until the fix in a gcc release and glibc drops support for earlier
+# versions of gcc.
+CFLAGS-e_powl.c += -fno-builtin-fabsl
+CFLAGS-s_ccoshl.c += -fno-builtin-fabsl
+CFLAGS-s_csinhl.c += -fno-builtin-fabsl
+CFLAGS-s_clogl.c += -fno-builtin-fabsl
+CFLAGS-s_clog10l.c += -fno-builtin-fabsl
+CFLAGS-s_csinl.c += -fno-builtin-fabsl
+CFLAGS-s_csqrtl.c += -fno-builtin-fabsl
+endif
diff --git a/sysdeps/powerpc/nofpu/Subdirs b/sysdeps/powerpc/nofpu/Subdirs
new file mode 100644
index 0000000000..87eadf3024
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/Subdirs
@@ -0,0 +1 @@
+soft-fp
diff --git a/sysdeps/powerpc/nofpu/Versions b/sysdeps/powerpc/nofpu/Versions
new file mode 100644
index 0000000000..1a29319d5a
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/Versions
@@ -0,0 +1,20 @@
+libc {
+  GLIBC_2.3.2 {
+    __sim_exceptions; __sim_disabled_exceptions; __sim_round_mode;
+    __adddf3; __addsf3; __divdf3; __divsf3; __eqdf2; __eqsf2;
+    __extendsfdf2; __fixdfdi; __fixdfsi; __fixsfdi; __fixsfsi;
+    __fixunsdfdi; __fixunsdfsi; __fixunssfdi; __fixunssfsi;
+    __floatdidf; __floatdisf; __floatsidf; __floatsisf;
+    __gedf2; __gesf2; __ledf2; __lesf2; __muldf3; __mulsf3;
+    __negdf2; __negsf2; __sqrtdf2; __sqrtsf2; __subdf3;
+    __subsf3; __truncdfsf2;
+  }
+  GLIBC_2.4 {
+    __floatundidf; __floatundisf;
+    __floatunsidf; __floatunsisf;
+    __unorddf2; __unordsf2;
+    __nedf2; __nesf2;
+    __gtdf2; __gtsf2;
+    __ltdf2; __ltsf2;
+  }
+}
diff --git a/sysdeps/powerpc/nofpu/fclrexcpt.c b/sysdeps/powerpc/nofpu/fclrexcpt.c
new file mode 100644
index 0000000000..fabda0ab98
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/fclrexcpt.c
@@ -0,0 +1,37 @@
+/* Clear floating-point exceptions (soft-float edition).
+   Copyright (C) 2002-2013 Free Software Foundation, Inc.
+   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
+   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
+   <http://www.gnu.org/licenses/>.  */
+
+#include "soft-fp.h"
+#include "soft-supp.h"
+
+int
+__feclearexcept (int x)
+{
+  __sim_exceptions &= ~x;
+  return 0;
+}
+
+#include <shlib-compat.h>
+#if SHLIB_COMPAT (libm, GLIBC_2_1, GLIBC_2_2)
+strong_alias (__feclearexcept, __old_feclearexcept)
+compat_symbol (libm, __old_feclearexcept, feclearexcept, GLIBC_2_1);
+#endif
+
+libm_hidden_ver (__feclearexcept, feclearexcept)
+versioned_symbol (libm, __feclearexcept, feclearexcept, GLIBC_2_2);
diff --git a/sysdeps/powerpc/nofpu/fedisblxcpt.c b/sysdeps/powerpc/nofpu/fedisblxcpt.c
new file mode 100644
index 0000000000..e06c8f7676
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/fedisblxcpt.c
@@ -0,0 +1,32 @@
+/* Disable exceptions (soft-float edition).
+   Copyright (C) 2002-2013 Free Software Foundation, Inc.
+   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
+   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
+   <http://www.gnu.org/licenses/>.  */
+
+#include "soft-fp.h"
+#include "soft-supp.h"
+#include <fenv.h>
+
+int
+fedisableexcept (int x)
+{
+  int old_exceptions = ~__sim_disabled_exceptions & FE_ALL_EXCEPT;
+
+  __sim_disabled_exceptions |= x;
+
+  return old_exceptions;
+}
diff --git a/sysdeps/powerpc/nofpu/feenablxcpt.c b/sysdeps/powerpc/nofpu/feenablxcpt.c
new file mode 100644
index 0000000000..93249abf6c
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/feenablxcpt.c
@@ -0,0 +1,32 @@
+/* Enable exceptions (soft-float edition).
+   Copyright (C) 2002-2013 Free Software Foundation, Inc.
+   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002.
+   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
+   <http://www.gnu.org/licenses/>.  */
+
+#include <fenv.h>
+
+extern int __sim_disabled_exceptions;
+
+int
+feenableexcept (int exceptions)
+{
+  int old_exceptions = ~__sim_disabled_exceptions & FE_ALL_EXCEPT;
+
+  __sim_disabled_exceptions &= ~exceptions;
+
+  return old_exceptions;
+}
diff --git a/sysdeps/powerpc/nofpu/fegetenv.c b/sysdeps/powerpc/nofpu/fegetenv.c
new file mode 100644
index 0000000000..51bcef30a1
--- /dev/null
+++ b/sysdeps/powerpc/nofpu/fegetenv.c
@@ -0,0 +1,48 @@
+/* Store current floating-point environment (soft-float edition).
+   Copyright (C) 2002-2013 Free Software Foundation, Inc.
+   Contributed by Aldy Hernandez <aldyh@redhat.com>, 2002, 2010.
+   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,