[src/trunk]: src/sys/arch/powerpc/powerpc Fix spr and tbr register number ext...

[simonb <simonb%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/30337ad6c874
branches:  trunk
changeset: 509520:30337ad6c874
user:      simonb <simonb%NetBSD.org@localhost>
date:      Sun May 06 16:40:22 2001 +0000

description:
Fix spr and tbr register number extraction.  tbr is untested, but is the
same format as spr and had the same mistake.

diffstat:

 sys/arch/powerpc/powerpc/db_disasm.c |  11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diffs (33 lines):

diff -r 094c7c773450 -r 30337ad6c874 sys/arch/powerpc/powerpc/db_disasm.c
--- a/sys/arch/powerpc/powerpc/db_disasm.c      Sun May 06 16:11:17 2001 +0000
+++ b/sys/arch/powerpc/powerpc/db_disasm.c      Sun May 06 16:40:22 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: db_disasm.c,v 1.6 2001/05/06 16:11:17 simonb Exp $     */
+/*     $NetBSD: db_disasm.c,v 1.7 2001/05/06 16:40:22 simonb Exp $     */
 /*     $OpenBSD: db_disasm.c,v 1.2 1996/12/28 06:21:48 rahnds Exp $    */
 
 #include <sys/param.h>
@@ -572,8 +572,8 @@
                u_int sprl;
                u_int sprh;
                char *reg;
-               sprh = extract_field(instr, 31 - 15, 5);
-               sprl = extract_field(instr, 31 - 20, 5);
+               sprl = extract_field(instr, 31 - 15, 5);
+               sprh = extract_field(instr, 31 - 20, 5);
                spr = sprh << 5 | sprl;
 
                /* this table could be written better */
@@ -735,9 +735,10 @@
                u_int tbrl;
                u_int tbrh;
                char *reg;
-               tbrh = extract_field(instr, 31 - 15, 5);
-               tbrl = extract_field(instr, 31 - 20, 5);
+               tbrl = extract_field(instr, 31 - 15, 5);
+               tbrh = extract_field(instr, 31 - 20, 5);
                tbr = tbrh << 5 | tbrl;
+
                switch (tbr) {
                case 268:
                        reg = "tbl";