From fff3cea1a92a80140e041c6301d33185e4d86ca1 Mon Sep 17 00:00:00 2001
From: David Greenman <dg@FreeBSD.org>
Date: Tue, 24 Jan 1995 09:57:39 +0000
Subject: [PATCH] Moved various pmap 'bit' test/set functions back into real
 functions; gcc generates better code at the expense of more of it.

Submitted by:	John Dyson
---
 sys/amd64/include/pmap.h | 39 +--------------------------------------
 sys/i386/include/pmap.h  | 39 +--------------------------------------
 2 files changed, 2 insertions(+), 76 deletions(-)

diff --git a/sys/amd64/include/pmap.h b/sys/amd64/include/pmap.h
index 190b8dd8047..f2d72c4b850 100644
--- a/sys/amd64/include/pmap.h
+++ b/sys/amd64/include/pmap.h
@@ -42,7 +42,7 @@
  *
  *	from: hp300: @(#)pmap.h	7.2 (Berkeley) 12/16/90
  *	from: @(#)pmap.h	7.4 (Berkeley) 5/12/91
- * 	$Id: pmap.h,v 1.19 1994/12/18 03:11:46 davidg Exp $
+ * 	$Id: pmap.h,v 1.20 1995/01/09 16:04:44 davidg Exp $
  */
 
 #ifndef _MACHINE_PMAP_H_
@@ -130,43 +130,6 @@ pmap_kextract(vm_offset_t va)
 	pa = (pa & PG_FRAME) | (va & ~PG_FRAME);
 	return pa;
 }
-
-/*
- *	pmap_is_referenced:
- *
- *	Return whether or not the specified physical page was referenced
- *	by any physical maps.
- */
-#define pmap_is_referenced(pa)		pmap_testbit((pa), PG_U)
-
-/*
- *	pmap_is_modified:
- *
- *	Return whether or not the specified physical page was modified
- *	in any physical maps.
- */
-#define pmap_is_modified(pa)		pmap_testbit((pa), PG_M)
-
-/*      
- *	Clear the modify bits on the specified physical page.
- */
-#define pmap_clear_modify(pa)		pmap_changebit((pa), PG_M, FALSE)
-
-/*      
- *	pmap_clear_reference:
- *       
- *	Clear the reference bit on the specified physical page.
- */     
-#define pmap_clear_reference(pa)	pmap_changebit((pa), PG_U, FALSE)
-
-/*
- *	Routine:	pmap_copy_on_write
- *	Function:
- *		Remove write privileges from all
- *		physical maps for this physical page.
- */
-#define pmap_copy_on_write(pa)		pmap_changebit((pa), PG_RW, FALSE)
-
 #endif
 
 /*
diff --git a/sys/i386/include/pmap.h b/sys/i386/include/pmap.h
index 190b8dd8047..f2d72c4b850 100644
--- a/sys/i386/include/pmap.h
+++ b/sys/i386/include/pmap.h
@@ -42,7 +42,7 @@
  *
  *	from: hp300: @(#)pmap.h	7.2 (Berkeley) 12/16/90
  *	from: @(#)pmap.h	7.4 (Berkeley) 5/12/91
- * 	$Id: pmap.h,v 1.19 1994/12/18 03:11:46 davidg Exp $
+ * 	$Id: pmap.h,v 1.20 1995/01/09 16:04:44 davidg Exp $
  */
 
 #ifndef _MACHINE_PMAP_H_
@@ -130,43 +130,6 @@ pmap_kextract(vm_offset_t va)
 	pa = (pa & PG_FRAME) | (va & ~PG_FRAME);
 	return pa;
 }
-
-/*
- *	pmap_is_referenced:
- *
- *	Return whether or not the specified physical page was referenced
- *	by any physical maps.
- */
-#define pmap_is_referenced(pa)		pmap_testbit((pa), PG_U)
-
-/*
- *	pmap_is_modified:
- *
- *	Return whether or not the specified physical page was modified
- *	in any physical maps.
- */
-#define pmap_is_modified(pa)		pmap_testbit((pa), PG_M)
-
-/*      
- *	Clear the modify bits on the specified physical page.
- */
-#define pmap_clear_modify(pa)		pmap_changebit((pa), PG_M, FALSE)
-
-/*      
- *	pmap_clear_reference:
- *       
- *	Clear the reference bit on the specified physical page.
- */     
-#define pmap_clear_reference(pa)	pmap_changebit((pa), PG_U, FALSE)
-
-/*
- *	Routine:	pmap_copy_on_write
- *	Function:
- *		Remove write privileges from all
- *		physical maps for this physical page.
- */
-#define pmap_copy_on_write(pa)		pmap_changebit((pa), PG_RW, FALSE)
-
 #endif
 
 /*