From 0ed7bf7b63c6099fc1205fa39502c78fba9d94c0 Mon Sep 17 00:00:00 2001
From: Miod Vallat <miod@cvs.openbsd.org>
Date: Sat, 27 Nov 2010 19:57:24 +0000
Subject: Remove ddb single-step load and store counters. Most platforms do not
 implement them, and they are of questionable usefulness.

---
 sys/arch/hppa/hppa/trap.c          | 12 ++++++++++--
 sys/arch/hppa/include/db_machdep.h | 14 +-------------
 2 files changed, 11 insertions(+), 15 deletions(-)

(limited to 'sys/arch/hppa')

diff --git a/sys/arch/hppa/hppa/trap.c b/sys/arch/hppa/hppa/trap.c
index 1b202152465..afacb556abd 100644
--- a/sys/arch/hppa/hppa/trap.c
+++ b/sys/arch/hppa/hppa/trap.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: trap.c,v 1.110 2010/07/01 05:33:32 jsing Exp $	*/
+/*	$OpenBSD: trap.c,v 1.111 2010/11/27 19:57:23 miod Exp $	*/
 
 /*
  * Copyright (c) 1998-2004 Michael Shalayeff
@@ -45,13 +45,21 @@
 
 #include <machine/autoconf.h>
 
-#include <machine/db_machdep.h>	/* XXX always needed for inst_store() */
 #ifdef DDB
 #ifdef TRAPDEBUG
 #include <ddb/db_output.h>
+#else
+#include <machine/db_machdep.h>
 #endif
 #endif
 
+static __inline int inst_store(u_int ins) {
+	return (ins & 0xf0000000) == 0x60000000 ||	/* st */
+	       (ins & 0xf4000200) == 0x24000200 ||	/* fst/cst */
+	       (ins & 0xfc000200) == 0x0c000200 ||	/* stby */
+	       (ins & 0xfc0003c0) == 0x0c0001c0;	/* ldcw */
+}
+
 int	pcxs_unaligned(u_int opcode, vaddr_t va);
 #ifdef PTRACE
 void	ss_clear_breakpoints(struct proc *p);
diff --git a/sys/arch/hppa/include/db_machdep.h b/sys/arch/hppa/include/db_machdep.h
index 90ccff8dd3b..141501fc0f6 100644
--- a/sys/arch/hppa/include/db_machdep.h
+++ b/sys/arch/hppa/include/db_machdep.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: db_machdep.h,v 1.15 2005/04/19 15:23:07 miod Exp $	*/
+/*	$OpenBSD: db_machdep.h,v 1.16 2010/11/27 19:57:23 miod Exp $	*/
 
 /*
  * Copyright (c) 1998-2004 Michael Shalayeff
@@ -72,18 +72,6 @@ static __inline int inst_branch(u_int ins) {
 	       (ins & 0xf0000000) == 0xa0000000 ||
 	       (ins & 0xf0000000) == 0x80000000;
 }
-static __inline int inst_load(u_int ins) {
-	return (ins & 0xf0000000) == 0x40000000 ||
-	       (ins & 0xf4000200) == 0x24000000 ||
-	       (ins & 0xfc000200) == 0x0c000000 ||
-	       (ins & 0xfc001fc0) != 0x0c0011c0;
-}
-static __inline int inst_store(u_int ins) {
-	return (ins & 0xf0000000) == 0x60000000 ||	/* st */
-	       (ins & 0xf4000200) == 0x24000200 ||	/* fst/cst */
-	       (ins & 0xfc000200) == 0x0c000200 ||	/* stby */
-	       (ins & 0xfc0003c0) == 0x0c0001c0;	/* ldcw */
-}
 static __inline int inst_return(u_int ins) {
 	return (ins & 0xfc00e000) == 0xe800c000 ||
 	       (ins & 0xfc000000) == 0xe0000000;
-- 
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