[src/trunk]: src/lib/libc/arch/m68k/hardfloat Add for softfloat compatibility

[matt <matt%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/02bcb60fe90d
branches:  trunk
changeset: 788726:02bcb60fe90d
user:      matt <matt%NetBSD.org@localhost>
date:      Thu Jul 18 21:25:11 2013 +0000

description:
Add for softfloat compatibility

diffstat:

 lib/libc/arch/m68k/hardfloat/fixunssfsi.S  |  75 ++++++++++++++++++++++++++++++
 lib/libc/arch/m68k/hardfloat/floatunsidf.S |  70 ++++++++++++++++++++++++++++
 lib/libc/arch/m68k/hardfloat/floatunsisf.S |  66 ++++++++++++++++++++++++++
 3 files changed, 211 insertions(+), 0 deletions(-)

diffs (223 lines):

diff -r 595660fe5025 -r 02bcb60fe90d lib/libc/arch/m68k/hardfloat/fixunssfsi.S
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/libc/arch/m68k/hardfloat/fixunssfsi.S Thu Jul 18 21:25:11 2013 +0000
@@ -0,0 +1,75 @@
+/*     $NetBSD: fixunssfsi.S,v 1.1 2013/07/18 21:25:11 matt Exp $      */
+
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include <machine/asm.h>
+
+#if defined(LIBC_SCCS) && !defined(lint)
+#if 0
+       RCSID("from: @(#)fixunssfsi.s   5.1 (Berkeley) 6/7/90")
+#else
+       RCSID("$NetBSD: fixunssfsi.S,v 1.1 2013/07/18 21:25:11 matt Exp $")
+#endif
+#endif /* LIBC_SCCS and not lint */
+
+#ifdef __mcoldfire__
+       .section .rodata,"a"
+       .p2align 4
+L2G:   .double 0r2147483648.0
+#endif
+
+/* single -> unsigned */
+ENTRY(__fixunssfsi)
+       fintrzs 4(%sp),%fp0
+#ifdef __mcoldfire__
+       LEA_LCL(L2G,%a0)
+       fmoved  (%a0),%fp1
+       fcmpd   %fp1,%fp0
+#else
+       fmoved  #0r2147483648.0,%fp1
+       fcmpx   %fp1,%fp0
+#endif
+       fbge    Lwaybig
+       fmovel  %fp0,%d0
+       rts
+Lwaybig:
+#ifdef __mcoldfire__
+       fsubd   %fp1,%fp0
+#else
+       fsubx   %fp1,%fp0
+#endif
+       fmovel  %fp0,%d0
+       bset    #31,%d0
+       rts
+END(__fixunssfsi)
diff -r 595660fe5025 -r 02bcb60fe90d lib/libc/arch/m68k/hardfloat/floatunsidf.S
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/libc/arch/m68k/hardfloat/floatunsidf.S        Thu Jul 18 21:25:11 2013 +0000
@@ -0,0 +1,70 @@
+/*     $NetBSD: floatunsidf.S,v 1.1 2013/07/18 21:25:11 matt Exp $     */
+
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <machine/asm.h>
+
+#if defined(LIBC_SCCS) && !defined(lint)
+RCSID("$NetBSD: floatunsidf.S,v 1.1 2013/07/18 21:25:11 matt Exp $")
+#endif /* LIBC_SCCS and not lint */
+
+#ifdef __mcoldfire__
+       .section .rodata,"a"
+       .p2align 2
+L2G:   .double 0r2147483648.0
+#endif
+
+/* LINTSTUB: double __floatunsidf(unsigned int); */
+ENTRY(__floatunsidf)
+       movl    4(%sp),%d0
+       jpl     1f
+       fmovel  %d0,%fp0
+#ifdef __SVR4_ABI__
+       rts
+#else
+       jra     Lret
+#endif
+1:
+       bclr    #31,%d0
+       fmovel  %d0,%fp0
+#ifdef __mcoldfire__
+       LEA_LCL(L2G,%a0)
+       faddd   (%a0),%fp0
+#else
+       faddd   #0r2147483648.0,%fp0
+#endif
+#ifndef __SVR4_ABI__
+Lret:
+       fmoved  %fp0,-(%sp)
+       movel   (%sp)+,%d0
+       movel   (%sp)+,%d1
+#endif
+       rts
+END(__floatunsidf)
diff -r 595660fe5025 -r 02bcb60fe90d lib/libc/arch/m68k/hardfloat/floatunsisf.S
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/libc/arch/m68k/hardfloat/floatunsisf.S        Thu Jul 18 21:25:11 2013 +0000
@@ -0,0 +1,66 @@
+/*     $NetBSD: floatunsisf.S,v 1.1 2013/07/18 21:25:11 matt Exp $     */
+
+/*-
+ * Copyright (c) 2013 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Matt Thomas of 3am Software Foundry.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <machine/asm.h>
+
+#if defined(LIBC_SCCS) && !defined(lint)
+RCSID("$NetBSD: floatunsisf.S,v 1.1 2013/07/18 21:25:11 matt Exp $")
+#endif /* LIBC_SCCS and not lint */
+
+#ifdef __mcoldfire__
+       .section .rodata,"a"
+       .p2align 2
+L2G:   .double 0r2147483648.0
+#endif
+
+/* LINTSTUB: double __floatunsisf(unsigned int); */
+ENTRY(__floatunsisf)
+       movl    4(%sp),%d0
+       jpl     1f
+       fsmovel %d0,%fp0
+#ifndef __SVR4_ABI__
+       fmoves  %fp0,%d0
+#endif
+       rts
+1:
+       bclr    #31,%d0
+       fsmovel %d0,%fp0
+#ifdef __mcoldfire__
+       LEA_LCL(L2G,%a0)
+       fsaddd  (%a0),%fp0
+#else
+       fsaddd  #0r2147483648.0,%fp0
+#endif
+#ifndef __SVR4_ABI__
+       fmoves  %fp0,%d0
+#endif
+       rts
+END(__floatunsisf)