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Removed "optimization" using gcc's builtin memcpy instead of bcopy.

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There is little difference now since the amount copied is large,
and bcopy will become much faster on some machines.
This commit is contained in:
Bruce Evans 1996-07-12 07:18:12 +00:00
parent 82ffff7ab3
commit 73571d2d9e
2 changed files with 4 additions and 10 deletions
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7
sys/amd64/amd64/pmap.c
View File

@ -39,7 +39,7 @@
* SUCH DAMAGE.
*
* from: @(#)pmap.c 7.7 (Berkeley) 5/12/91
* $Id: pmap.c,v 1.107 1996/06/25 00:39:21 dyson Exp $
* $Id: pmap.c,v 1.108 1996/06/26 05:05:52 dyson Exp $
*/
/*
@ -2087,11 +2087,8 @@ pmap_copy_page(src, dst)
*(int *) CMAP1 = PG_V | PG_RW | (src & PG_FRAME);
*(int *) CMAP2 = PG_V | PG_RW | (dst & PG_FRAME);
#if __GNUC__ > 1
memcpy(CADDR2, CADDR1, PAGE_SIZE);
#else
bcopy(CADDR1, CADDR2, PAGE_SIZE);
#endif
*(int *) CMAP1 = 0;
*(int *) CMAP2 = 0;
pmap_update_2pg( (vm_offset_t) CADDR1, (vm_offset_t) CADDR2);

7
sys/i386/i386/pmap.c
View File

@ -39,7 +39,7 @@
* SUCH DAMAGE.
*
* from: @(#)pmap.c 7.7 (Berkeley) 5/12/91
* $Id: pmap.c,v 1.107 1996/06/25 00:39:21 dyson Exp $
* $Id: pmap.c,v 1.108 1996/06/26 05:05:52 dyson Exp $
*/
/*
@ -2087,11 +2087,8 @@ pmap_copy_page(src, dst)
*(int *) CMAP1 = PG_V | PG_RW | (src & PG_FRAME);
*(int *) CMAP2 = PG_V | PG_RW | (dst & PG_FRAME);
#if __GNUC__ > 1
memcpy(CADDR2, CADDR1, PAGE_SIZE);
#else
bcopy(CADDR1, CADDR2, PAGE_SIZE);
#endif
*(int *) CMAP1 = 0;
*(int *) CMAP2 = 0;
pmap_update_2pg( (vm_offset_t) CADDR1, (vm_offset_t) CADDR2);