plan9port

commit 9e36143a34451aba972b157a53160f1badff9ceb
parent af79ebc2b6faf92268193a43bd087dbf75840b41
Author: rsc <devnull@localhost>
Date:   Fri, 30 Dec 2005 17:06:50 +0000

fix shift

Diffstat:
M
src/libmp/port/mptouv.c
 | 
5
++++-
M
src/libmp/port/mptov.c
 | 
5
++++-

2 files changed, 8 insertions(+), 2 deletions(-)
diff --git a/src/libmp/port/mptouv.c b/src/libmp/port/mptouv.c
@@ -22,7 +22,10 @@ uvtomp(uvlong v, mpint *b)
 		return b;
 	for(s = 0; s < VLDIGITS && v != 0; s++){
 		b->p[s] = v;
-		v >>= sizeof(mpdigit)*8;
+		if(sizeof(mpdigit) == sizeof(uvlong))
+			v = 0;
+		else
+			v >>= sizeof(mpdigit)*8;
 	}
 	b->top = s;
 	return b;
diff --git a/src/libmp/port/mptov.c b/src/libmp/port/mptov.c
@@ -28,7 +28,10 @@ vtomp(vlong v, mpint *b)
 		uv = v;
 	for(s = 0; s < VLDIGITS && uv != 0; s++){
 		b->p[s] = uv;
-		uv >>= sizeof(mpdigit)*8;
+		if(sizeof(mpdigit) == sizeof(uvlong))
+			uv = 0;
+		else
+			uv >>= sizeof(mpdigit)*8;
 	}
 	b->top = s;
 	return b;