1 files changed, 77 insertions, 0 deletions
diff --git a/kernel/arch/vax/execregs.h b/kernel/arch/vax/execregs.h
new file mode 100644
index 000000000000..882bcd1b6702
--- /dev/null
+++ b/kernel/arch/vax/execregs.h
@@ -0,0 +1,77 @@
+/*	$NetBSD: execregs.h,v 1.1 2025/02/27 00:55:32 riastradh Exp $	*/
+
+/*-
+ * Copyright (c) 2025 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * 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.
+ */
+
+#ifndef	TESTS_KERNEL_ARCH_VAX_EXECREGS_H
+#define	TESTS_KERNEL_ARCH_VAX_EXECREGS_H
+
+#include <sys/cdefs.h>
+
+#define	NEXECREGS	12
+
+#ifndef _LOCORE
+
+#include <unistd.h>
+
+/*
+ * The order matches that in struct trapframe in
+ * sys/arch/vax/include/trap.h
+ *
+ * Must match h_execregs.S.
+ *
+ * See also sys/arch/vax/vax/trap.c:setregs()
+ */
+static const char *const regname[] = {
+	"fp",	       /* Stack frame pointer */
+	"ap",	       /* Argument pointer on user stack */
+	/* sp: stack pointer */
+	"r0",	       /* General registers saved upon trap/syscall */
+	"r1",
+	"r2",
+	"r3",
+	"r4",
+	"r5",
+	/* r6: initial stack pointer */
+	"r7",
+	"r8",
+	/* r9: ps_strings */
+	"r10",
+	"r11",
+	/* trap: type of trap, not a register */
+	/* code: trap specific code, not a register */
+	/* pc: user PC */
+	/* psl: processor status longword */
+};
+
+__CTASSERT(NEXECREGS == __arraycount(regname));
+
+int	execregschild(char *);
+pid_t	spawnregschild(char *, int);
+
+#endif	/* _LOCORE */
+
+#endif	/* TESTS_KERNEL_ARCH_VAX_EXECREGS_H */