Fix bugs in the disassembly of some ld-instructions

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index 6662ef4..ab3b5c7 100644 (file)
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,3 +1,8 @@
+2008-09-14  Arnold Metselaar  <arnold.metselaar@planet.nl>
+
+       * z80-dis.c (prt_rr_nn): Fix register pair for two byte opcodes.
+       (tab_elt opc_ed): Add "ld r,a" and "ld r,a" instructions.
+
 2008-09-11  H.J. Lu  <hongjiu.lu@intel.com>
 
        * i386-opc.tbl: Fix memory operand size for cmpXXXs[sd].

diff --git a/opcodes/z80-dis.c b/opcodes/z80-dis.c
index 98161d9..c9ee19e 100644 (file)
--- a/opcodes/z80-dis.c
+++ b/opcodes/z80-dis.c
@@ -128,8 +128,10 @@ static int
 prt_rr_nn (struct buffer *buf, disassemble_info * info, char *txt)
 {
   char mytxt[TXTSIZ];
+  int rr;
 
-  snprintf (mytxt, TXTSIZ, txt, rr_str[(buf->data[0] >> 4) & 3]);
+  rr = (buf->data[buf->n_fetch - 1] >> 4) & 3; 
+  snprintf (mytxt, TXTSIZ, txt, rr_str[rr]);
   return prt_nn (buf, info, mytxt);
 }
 
@@ -297,9 +299,11 @@ struct tab_elt opc_ed[] =
   { 0x4A, 0xCF, prt_rr, "adc hl," },
   { 0x4B, 0xCF, prt_rr_nn, "ld %s,(0x%%04x)" },
   { 0x4D, 0xFF, prt, "reti" },
+  { 0x4F, 0xFF, prt, "ld r,a" },
   { 0x56, 0xFF, prt, "im 1" },
   { 0x57, 0xFF, prt, "ld a,i" },
   { 0x5E, 0xFF, prt, "im 2" },
+  { 0x5F, 0xFF, prt, "ld a,r" },
   { 0x67, 0xFF, prt, "rrd" },
   { 0x6F, 0xFF, prt, "rld" },
   { 0xA0, 0xE4, cis, "" },