In libc/:

* configure.in: Compute sizeof-long-double. 
* configure: Regenerated. 
* config.make.in: Make sizeof-long-double available to sub-makes.
In libc/soft-fp/:
	* soft-fp.h (_FP_ROUND_ZERO): Cast 0 to void before using it
	as a statement.

	* sysdeps/powerpc/Makefile (routines): New file.
	* sysdeps/powerpc/q_*: New files.
2000-03-03  Geoff Keating  <geoffk@cygnus.com>

	* configure.in: Compute sizeof-long-double.
	* configure: Regenerated.
	* config.make.in: Make sizeof-long-double available to sub-makes.

31 files changed, 1155 insertions, 2 deletions

diff --git a/soft-fp/ChangeLog b/soft-fp/ChangeLog
index f4e8bea5ee..737d5070ec 100644
--- a/soft-fp/ChangeLog
+++ b/soft-fp/ChangeLog
@@ -1,3 +1,11 @@
+2000-03-03  Geoff Keating  <geoffk@cygnus.com>
+
+	* soft-fp.h (_FP_ROUND_ZERO): Cast 0 to void before using it
+	as a statement.
+
+	* sysdeps/powerpc/Makefile (routines): New file.
+	* sysdeps/powerpc/q_*: New files.
+
 1999-10-29  Jakub Jelinek  <jakub@redhat.com>
 
 	* Makefile: New file.
diff --git a/soft-fp/soft-fp.h b/soft-fp/soft-fp.h
index 26798ecf25..6af8eaaf19 100644
--- a/soft-fp/soft-fp.h
+++ b/soft-fp/soft-fp.h
@@ -1,5 +1,5 @@
 /* Software floating-point emulation.
-   Copyright (C) 1997,1998,1999 Free Software Foundation, Inc.
+   Copyright (C) 1997,1998,1999, 2000 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Richard Henderson (rth@cygnus.com),
 		  Jakub Jelinek (jj@ultra.linux.cz),
@@ -107,7 +107,7 @@ do {							\
       _FP_FRAC_ADDI_##wc(X, _FP_WORK_ROUND);		\
 } while (0)
 
-#define _FP_ROUND_ZERO(wc, X)		0
+#define _FP_ROUND_ZERO(wc, X)		(void)0
 
 #define _FP_ROUND_PINF(wc, X)				\
 do {							\
diff --git a/soft-fp/sysdeps/powerpc/Makefile b/soft-fp/sysdeps/powerpc/Makefile
new file mode 100644
index 0000000000..bc9e6ff61a
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/Makefile
@@ -0,0 +1,35 @@
+#  Software floating-point emulation.
+#  Makefile for PowerPC SVR4 ABI mandated long double utility
+#  functions (_q_*).
+#  Copyright (C) 1999, 2000 Free Software Foundation, Inc.
+#  This file is part of the GNU C Library.
+#  Contributed by Jakub Jelinek (jj@ultra.linux.cz).
+#
+#  The GNU C Library is free software; you can redistribute it and/or
+#  modify it under the terms of the GNU Library General Public License as
+#  published by the Free Software Foundation; either version 2 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
+#  Library General Public License for more details.
+#
+#  You should have received a copy of the GNU Library General Public
+#  License along with the GNU C Library; see the file COPYING.LIB.  If
+#  not, write to the Free Software Foundation, Inc.,
+#  59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+ifeq ($(subdir),soft-fp)
+ifeq ($(sizeof-long-double),16)
+powerpc-quad-routines := q_add q_cmp q_cmpe q_div q_dtoq q_feq q_fge	\
+	q_fgt q_fle q_flt q_fne q_itoq q_mul q_neg q_qtod q_qtoi	\
+	q_qtos q_qtou q_qtoull q_qtoll q_sqrt q_stoq q_sub q_utoq	\
+	q_ulltoq q_lltoq q_util
+routines += $(powerpc-quad-routines)
+endif
+endif
+
+ifeq ($(subdir),math)
+CPPFLAGS += -I../soft-fp/
+endif
diff --git a/soft-fp/sysdeps/powerpc/Versions b/soft-fp/sysdeps/powerpc/Versions
new file mode 100644
index 0000000000..242aaf99cd
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/Versions
@@ -0,0 +1,8 @@
+libc {
+  GLIBC_2.2 {
+    _q_add; _q_cmp; _q_cmpe; _q_div; _q_dtoq; _q_feq; _q_fge; _q_fgt;
+    _q_fle; _q_flt; _q_fne; _q_itoq; _q_mul; _q_neg; _q_qtod; _q_qtoi;
+    _q_qtos; _q_qtou; _q_sqrt; _q_stoq; _q_sub;
+    _q_utoq; 
+    _q_lltoq; _q_qtoll; _q_qtoull; _q_ulltoq; 
+}
diff --git a/soft-fp/sysdeps/powerpc/q_add.c b/soft-fp/sysdeps/powerpc/q_add.c
new file mode 100644
index 0000000000..11779d5fbd
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_add.c
@@ -0,0 +1,39 @@
+/* Software floating-point emulation.
+   Return a + b
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_add(const long double a, const long double b)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(C);
+  long double c;
+
+  FP_INIT_ROUNDMODE;
+  FP_UNPACK_Q(A, a);
+  FP_UNPACK_Q(B, b);
+  FP_ADD_Q(C, A, B);
+  FP_PACK_Q(c, C);
+  FP_HANDLE_EXCEPTIONS;
+  return c;
+}
diff --git a/soft-fp/sysdeps/powerpc/q_cmp.c b/soft-fp/sysdeps/powerpc/q_cmp.c
new file mode 100644
index 0000000000..d68b9cbaf0
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_cmp.c
@@ -0,0 +1,41 @@
+/* Software floating-point emulation.
+   Compare a and b, return float condition code.
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_cmp(const long double a, const long double b)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B);
+  int r;
+
+  FP_UNPACK_RAW_Q(A, a);
+  FP_UNPACK_RAW_Q(B, b);
+  FP_CMP_Q(r, B, A, 3);
+  if (r == -1) r = 2;
+  if (r == 3 && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+    FP_SET_EXCEPTION(FP_EX_INVALID);
+  FP_HANDLE_EXCEPTIONS;
+
+  return r;
+}
diff --git a/soft-fp/sysdeps/powerpc/q_cmpe.c b/soft-fp/sysdeps/powerpc/q_cmpe.c
new file mode 100644
index 0000000000..9894eff4d4
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_cmpe.c
@@ -0,0 +1,42 @@
+/* Software floating-point emulation.
+   Compare a and b, return float condition code.
+   Signal exception (unless masked) if unordered.
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_cmpe(const long double a, const long double b)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B);
+  int r;
+
+  FP_UNPACK_RAW_Q(A, a);
+  FP_UNPACK_RAW_Q(B, b);
+  FP_CMP_Q(r, B, A, 3);
+  if (r == -1) r = 2;
+  if (r == 3)
+    FP_SET_EXCEPTION(FP_EX_INVALID);
+  FP_HANDLE_EXCEPTIONS;
+
+  return r;
+}
diff --git a/soft-fp/sysdeps/powerpc/q_div.c b/soft-fp/sysdeps/powerpc/q_div.c
new file mode 100644
index 0000000000..9904fbc22d
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_div.c
@@ -0,0 +1,39 @@
+/* Software floating-point emulation.
+   Return a / b
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+long double _q_div(const long double a, const long double b)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B); FP_DECL_Q(C);
+  long double c;
+
+  FP_INIT_ROUNDMODE;
+  FP_UNPACK_Q(A, a);
+  FP_UNPACK_Q(B, b);
+  FP_DIV_Q(C, A, B);
+  FP_PACK_Q(c, C);
+  FP_HANDLE_EXCEPTIONS;
+  return c;
+}
diff --git a/soft-fp/sysdeps/powerpc/q_dtoq.c b/soft-fp/sysdeps/powerpc/q_dtoq.c
new file mode 100644
index 0000000000..bc588ad634
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_dtoq.c
@@ -0,0 +1,44 @@
+/* Software floating-point emulation.
+   Return (long double)(a)
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "soft-fp.h"
+#include "double.h"
+#include "quad.h"
+
+long double _q_dtoq(const double a)
+{
+  FP_DECL_EX;
+  FP_DECL_D(A);
+  FP_DECL_Q(C);
+  long double c;
+
+  FP_INIT_ROUNDMODE;
+  FP_UNPACK_D(A, a);
+#if (2 * _FP_W_TYPE_SIZE) < _FP_FRACBITS_Q
+  FP_CONV(Q,D,4,2,C,A);
+#else
+  FP_CONV(Q,D,2,1,C,A);
+#endif
+  FP_PACK_Q(c, C);
+  FP_HANDLE_EXCEPTIONS;
+  return c;
+}
diff --git a/soft-fp/sysdeps/powerpc/q_feq.c b/soft-fp/sysdeps/powerpc/q_feq.c
new file mode 100644
index 0000000000..4611c82d20
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_feq.c
@@ -0,0 +1,40 @@
+/* Software floating-point emulation.
+   Return 1 if a == b
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_feq(const long double a, const long double b)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B);
+  int r;
+
+  FP_UNPACK_RAW_Q(A, a);
+  FP_UNPACK_RAW_Q(B, b);
+  FP_CMP_EQ_Q(r, A, B);
+  if (r && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))
+    FP_SET_EXCEPTION(FP_EX_INVALID);
+  FP_HANDLE_EXCEPTIONS;
+
+  return !r;
+}
diff --git a/soft-fp/sysdeps/powerpc/q_fge.c b/soft-fp/sysdeps/powerpc/q_fge.c
new file mode 100644
index 0000000000..d7230a3b3c
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_fge.c
@@ -0,0 +1,40 @@
+/* Software floating-point emulation.
+   Return 1 if a >= b
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If
+   not, write to the Free Software Foundation, Inc.,
+   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "soft-fp.h"
+#include "quad.h"
+
+int _q_fge(const long double a, const long double b)
+{
+  FP_DECL_EX;
+  FP_DECL_Q(A); FP_DECL_Q(B);
+  int r;
+
+  FP_UNPACK_RAW_Q(A, a);
+  FP_UNPACK_RAW_Q(B, b);
+  FP_CMP_Q(r, B, A, 3);
+  if (r == 3)
+    FP_SET_EXCEPTION(FP_EX_INVALID);
+  FP_HANDLE_EXCEPTIONS;
+
+  return (r <= 0);
+}
diff --git a/soft-fp/sysdeps/powerpc/q_fgt.c b/soft-fp/sysdeps/powerpc/q_fgt.c
new file mode 100644
index 0000000000..ad1fe16c48
--- /dev/null
+++ b/soft-fp/sysdeps/powerpc/q_fgt.c
@@ -0,0 +1,40 @@
+/* Software floating-point emulation.
+   Return 1 if a > b
+   Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Richard Henderson (rth@cygnus.com) and
+		  Jakub Jelinek (jj@ultra.linux.cz).
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 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