13 files changed, 36 insertions, 10 deletions
diff --git a/sys/powerpc/fpu/fpu_add.c b/sys/powerpc/fpu/fpu_add.c
index 97b9d25..6dd594c 100644
--- a/sys/powerpc/fpu/fpu_add.c
+++ b/sys/powerpc/fpu/fpu_add.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_add.c,v 1.4 2005/12/11 12:18:42 christos Exp $ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_arith.h b/sys/powerpc/fpu/fpu_arith.h
index f74ac66..e702569 100644
--- a/sys/powerpc/fpu/fpu_arith.h
+++ b/sys/powerpc/fpu/fpu_arith.h
@@ -1,7 +1,9 @@
 /*	$NetBSD: fpu_arith.h,v 1.4 2005/12/24 20:07:28 perry Exp $ */
 /* $FreeBSD$ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_compare.c b/sys/powerpc/fpu/fpu_compare.c
index 898fb4f..48d7c48 100644
--- a/sys/powerpc/fpu/fpu_compare.c
+++ b/sys/powerpc/fpu/fpu_compare.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_compare.c,v 1.4 2005/12/11 12:18:42 christos Exp $ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_div.c b/sys/powerpc/fpu/fpu_div.c
index a206bf3..5b625f6 100644
--- a/sys/powerpc/fpu/fpu_div.c
+++ b/sys/powerpc/fpu/fpu_div.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_div.c,v 1.4 2005/12/11 12:18:42 christos Exp $ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_emu.c b/sys/powerpc/fpu/fpu_emu.c
index 6d4e20c..75f44c7 100644
--- a/sys/powerpc/fpu/fpu_emu.c
+++ b/sys/powerpc/fpu/fpu_emu.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_emu.c,v 1.14 2005/12/11 12:18:42 christos Exp $ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-4-Clause
+ *
  * Copyright 2001 Wasabi Systems, Inc.
  * All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_emu.h b/sys/powerpc/fpu/fpu_emu.h
index 30e617e4..18e318ad 100644
--- a/sys/powerpc/fpu/fpu_emu.h
+++ b/sys/powerpc/fpu/fpu_emu.h
@@ -1,7 +1,9 @@
 /*	$NetBSD: fpu_emu.h,v 1.3 2005/12/11 12:18:42 christos Exp $ */
 /* $FreeBSD$ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_explode.c b/sys/powerpc/fpu/fpu_explode.c
index 84073a4..010c4e3 100644
--- a/sys/powerpc/fpu/fpu_explode.c
+++ b/sys/powerpc/fpu/fpu_explode.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_explode.c,v 1.6 2005/12/11 12:18:42 christos Exp $ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_extern.h b/sys/powerpc/fpu/fpu_extern.h
index 9f4b013..02caa23 100644
--- a/sys/powerpc/fpu/fpu_extern.h
+++ b/sys/powerpc/fpu/fpu_extern.h
@@ -2,6 +2,8 @@
 /* $FreeBSD$ */
 
 /*-
+ * SPDX-License-Identifier: BSD-2-Clause-NetBSD
+ *
  * Copyright (c) 1995 The NetBSD Foundation, Inc.
  * All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_implode.c b/sys/powerpc/fpu/fpu_implode.c
index b57ba2d..e057476 100644
--- a/sys/powerpc/fpu/fpu_implode.c
+++ b/sys/powerpc/fpu/fpu_implode.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_implode.c,v 1.6 2005/12/11 12:18:42 christos Exp $ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_instr.h b/sys/powerpc/fpu/fpu_instr.h
index 15801ef..eb2d099 100644
--- a/sys/powerpc/fpu/fpu_instr.h
+++ b/sys/powerpc/fpu/fpu_instr.h
@@ -1,7 +1,9 @@
 /*	$NetBSD: instr.h,v 1.4 2005/12/11 12:18:43 christos Exp $ */
 /* $FreeBSD$ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_mul.c b/sys/powerpc/fpu/fpu_mul.c
index 6fe7851..609b261 100644
--- a/sys/powerpc/fpu/fpu_mul.c
+++ b/sys/powerpc/fpu/fpu_mul.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_mul.c,v 1.4 2005/12/11 12:18:42 christos Exp $ */
 
 /*
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_sqrt.c b/sys/powerpc/fpu/fpu_sqrt.c
index 59cb3ab..7fbbfb9 100644
--- a/sys/powerpc/fpu/fpu_sqrt.c
+++ b/sys/powerpc/fpu/fpu_sqrt.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_sqrt.c,v 1.4 2005/12/11 12:18:42 christos Exp $ */
 
-/*
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *
diff --git a/sys/powerpc/fpu/fpu_subr.c b/sys/powerpc/fpu/fpu_subr.c
index dc89216..fc817a7 100644
--- a/sys/powerpc/fpu/fpu_subr.c
+++ b/sys/powerpc/fpu/fpu_subr.c
@@ -1,6 +1,8 @@
 /*	$NetBSD: fpu_subr.c,v 1.4 2005/12/11 12:18:42 christos Exp $ */
 
 /*
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
  * Copyright (c) 1992, 1993
  *	The Regents of the University of California.  All rights reserved.
  *