plan9port

commit 2f2df5e02ef22c9727ae2b8269d5c76a061d296f
parent 2f05c0e86db5b0362ce0cc2e4a6d3a8fcd3a5827
Author: rsc <devnull@localhost>
Date:   Sun,  9 May 2004 16:12:46 +0000

Ditto.

Diffstat:
M
src/libsec/386/md5block.spp
 | 
21
++++++++++++---------

1 file changed, 12 insertions(+), 9 deletions(-)
diff --git a/src/libsec/386/md5block.spp b/src/libsec/386/md5block.spp
@@ -102,14 +102,16 @@
 	orl B, %edi;\
 	xorl C, %edi;\
 
-#define	DATA	8
-#define	LEN	12
-#define	STATE	16
+#define	STACKSIZE	20
 
-#define EDATA	(-4)
-#define OLDEBX	(-8)
-#define OLDESI	(-12)
-#define OLDEDI	(-16)
+#define	DATA	(STACKSIZE+8)
+#define	LEN	(STACKSIZE+12)
+#define	STATE	(STACKSIZE+16)
+
+#define EDATA	(STACKSIZE-4)
+#define OLDEBX	(STACKSIZE-8)
+#define OLDESI	(STACKSIZE-12)
+#define OLDEDI	(STACKSIZE-16)
 
 	.text
 
@@ -120,6 +122,7 @@
 
 	/* Prelude */
 	pushl %ebp
+	subl $(STACKSIZE), %esp
 	movl %ebx, OLDEBX(%esp)
 	movl %esi, OLDESI(%esp)
 	movl %edi, OLDEDI(%esp)
@@ -235,7 +238,7 @@ mainloop:
 	movl OLDEBX(%esp), %ebx
 	movl OLDESI(%esp), %esi
 	movl OLDEDI(%esp), %edi
-	movl %esp, %ebp
-	leave
+	addl $(STACKSIZE), %esp
+	popl %ebp
 	ret