#define INSS_EZ80_Z80 (1 << bfd_mach_ez80_z80)
#define INSS_EZ80_ADL (1 << bfd_mach_ez80_adl)
#define INSS_EZ80 (INSS_EZ80_ADL | INSS_EZ80_Z80)
+#define INSS_Z80N (1 << bfd_mach_z80n)
#define TXTSIZ 24
/* Names of 16-bit registers. */
{
"add a,", "adc a,", "sub ", "sbc a,", "and ", "xor ", "or ", "cp "
} ;
+static const char * arit_str_gbz80[] =
+{
+ "add a,", "adc a,", "sub a,", "sbc a,", "and ", "xor ", "or ", "cp "
+} ;
static const char * arit_str_ez80[] =
{
"add a,", "adc a,", "sub a,", "sbc a,", "and a,", "xor a,", "or a,", "cp a,"
\f
static int
-mach_inst (struct buffer *buf, struct tab_elt *p)
+mach_inst (struct buffer *buf, const struct tab_elt *p)
{
return !p->inss || (p->inss & buf->inss);
}
return buf->n_used;
}
+static int
+prt_n_n (struct buffer *buf, disassemble_info * info, const char *txt)
+{
+ char mytxt[TXTSIZ];
+ int n;
+ unsigned char *p;
+
+ p = (unsigned char*) buf->data + buf->n_fetch;
+
+ if (fetch_data (buf, info, 1))
+ {
+ n = p[0];
+ snprintf (mytxt, TXTSIZ, txt, n);
+ buf->n_used = buf->n_fetch;
+ }
+ else
+ buf->n_used = -1;
+
+ return prt_n (buf, info, mytxt);
+}
+
static int
prt_r_n (struct buffer *buf, disassemble_info * info, const char *txt)
{
arit_r (struct buffer *buf, disassemble_info * info, const char *txt)
{
const char * const *arit;
- arit = (buf->inss & INSS_EZ80) ? arit_str_ez80 : arit_str;
+
+ if (buf->inss & INSS_EZ80)
+ arit = arit_str_ez80;
+ else if (buf->inss & INSS_GBZ80)
+ arit = arit_str_gbz80;
+ else
+ arit = arit_str;
+
info->fprintf_func (info->stream, txt,
arit[(buf->data[buf->n_fetch - 1] >> 3) & 7],
r_str[buf->data[buf->n_fetch - 1] & 7]);
char mytxt[TXTSIZ];
const char * const *arit;
- arit = (buf->inss & INSS_EZ80) ? arit_str_ez80 : arit_str;
+ if (buf->inss & INSS_EZ80)
+ arit = arit_str_ez80;
+ else if (buf->inss & INSS_GBZ80)
+ arit = arit_str_gbz80;
+ else
+ arit = arit_str;
+
snprintf (mytxt,TXTSIZ, txt, arit[(buf->data[0] >> 3) & 7]);
return prt_n (buf, info, mytxt);
}
return buf->n_used;
}
-\f
+
static int
cis (struct buffer *buf, disassemble_info * info, const char *txt ATTRIBUTE_UNUSED)
{
buf->n_used = i;
return buf->n_used;
}
-\f
+
/* Table to disassemble machine codes with prefix 0xED. */
struct tab_elt opc_ed[] =
{
- { 0x30, 0xFE, dump, "xx", INSS_ALL },
+ { 0x30, 0xFF, prt, "mul d,e", INSS_Z80N },
+ { 0x31, 0xFF, prt, "add hl,a", INSS_Z80N },
+ { 0x30, 0xFE, dump, "xx", INSS_ALL }, /* do not move this line */
{ 0x00, 0xC7, prt_r_n, "in0 %s,(0x%%02x)", INSS_Z180|INSS_EZ80 },
{ 0x01, 0xC7, prt_r_n, "out0 (0x%%02x),%s", INSS_Z180|INSS_EZ80 },
{ 0x32, 0xFF, prt_d, "lea ix,ix%+d", INSS_EZ80 },
{ 0x07, 0xFF, prt, "ld bc,(hl)", INSS_EZ80 },
{ 0x0F, 0xCF, prt_rr, "ld (hl),", INSS_EZ80 },
{ 0x17, 0xFF, prt, "ld de,(hl)", INSS_EZ80 },
+ { 0x23, 0xFF, prt, "swapnib", INSS_Z80N },
+ { 0x24, 0xFF, prt, "mirror", INSS_Z80N },
{ 0x27, 0xFF, prt, "ld hl,(hl)", INSS_EZ80 },
+ { 0x27, 0xFF, prt_n, "test 0x%02x", INSS_Z80N },
+ { 0x28, 0xFF, prt, "bsla de,b", INSS_Z80N },
+ { 0x29, 0xFF, prt, "bsra de,b", INSS_Z80N },
+ { 0x2A, 0xFF, prt, "bsrl de,b", INSS_Z80N },
+ { 0x2B, 0xFF, prt, "bsrf de,b", INSS_Z80N },
+ { 0x2C, 0xFF, prt, "bslc de,b", INSS_Z80N },
+ { 0x32, 0xFF, prt, "add de,a", INSS_Z80N },
+ { 0x33, 0xFF, prt, "add bc,a", INSS_Z80N },
+ { 0x34, 0xFF, prt_nn, "add hl,0x%04x", INSS_Z80N },
+ { 0x35, 0xFF, prt_nn, "add de,0x%04x", INSS_Z80N },
+ { 0x36, 0xFF, prt_nn, "add bc,0x%04x", INSS_Z80N },
{ 0x36, 0xFF, prt, "ld iy,(hl)", INSS_EZ80 },
{ 0x37, 0xFF, prt, "ld ix,(hl)", INSS_EZ80 },
{ 0x3E, 0xFF, prt, "ld (hl),iy", INSS_EZ80 },
{ 0x3F, 0xFF, prt, "ld (hl),ix", INSS_EZ80 },
- { 0x70, 0xFF, prt, "in f,(c)", INSS_Z80 | INSS_R800 },
+ { 0x70, 0xFF, prt, "in f,(c)", INSS_Z80 | INSS_R800 | INSS_Z80N },
{ 0x70, 0xFF, dump, "xx", INSS_ALL },
{ 0x40, 0xC7, prt_r, "in %s,(bc)", INSS_EZ80 },
{ 0x40, 0xC7, prt_r, "in %s,(c)", INSS_ALL },
- { 0x71, 0xFF, prt, "out (c),0", INSS_Z80 },
- { 0x70, 0xFF, dump, "xx", INSS_ALL },
+ { 0x71, 0xFF, prt, "out (c),0", INSS_Z80 | INSS_Z80N },
+ { 0x71, 0xFF, dump, "xx", INSS_ALL },
{ 0x41, 0xC7, prt_r, "out (bc),%s", INSS_EZ80 },
{ 0x41, 0xC7, prt_r, "out (c),%s", INSS_ALL },
{ 0x42, 0xCF, prt_rr, "sbc hl,", INSS_ALL },
{ 0x65, 0xFF, prt_d, "pea ix%+d", INSS_EZ80 },
{ 0x66, 0xFF, prt_d, "pea iy%+d", INSS_EZ80 },
{ 0x67, 0xFF, prt, "rrd", INSS_ALL },
+ { 0x6D, 0xFF, prt, "ld mb,a", INSS_EZ80 },
+ { 0x6E, 0xFF, prt, "ld a,mb", INSS_EZ80 },
{ 0x6F, 0xFF, prt, "rld", INSS_ALL },
{ 0x74, 0xFF, prt_n, "tstio 0x%02x", INSS_Z180|INSS_EZ80 },
{ 0x76, 0xFF, prt, "slp", INSS_Z180|INSS_EZ80 },
+ { 0x7D, 0xFF, prt, "stmix", INSS_EZ80 },
+ { 0x7E, 0xFF, prt, "rsmix", INSS_EZ80 },
{ 0x82, 0xE6, cism, "", INSS_Z180|INSS_EZ80 },
{ 0x84, 0xC7, cis2, "", INSS_EZ80 },
+ { 0x8A, 0xFF, prt_n_n, "push 0x%02x%%02x", INSS_Z80N },
+ { 0x90, 0xFF, prt, "outinb", INSS_Z80N },
+ { 0x91, 0xFF, prt_n_n, "nextreg 0x%02x,0x%%02x", INSS_Z80N },
+ { 0x92, 0xFF, prt_n, "nextreg 0x%02x,a", INSS_Z80N },
+ { 0x93, 0xFF, prt, "pixeldn", INSS_Z80N },
+ { 0x94, 0xFF, prt, "pixelad", INSS_Z80N },
+ { 0x95, 0xFF, prt, "setae", INSS_Z80N },
+ { 0x98, 0xFF, prt, "jp (c)", INSS_Z80N },
{ 0xA0, 0xE4, cis, "", INSS_ALL },
- { 0x7D, 0xFF, prt, "stmix", INSS_EZ80 },
- { 0x7E, 0xFF, prt, "rsmix", INSS_EZ80 },
- { 0x6D, 0xFF, prt, "ld mb,a", INSS_EZ80 },
- { 0x6E, 0xFF, prt, "ld a,mb", INSS_EZ80 },
- { 0xC7, 0xFF, prt, "ld i,hl", INSS_EZ80 },
- { 0xD7, 0xFF, prt, "ld hl,i", INSS_EZ80 },
+ { 0xA4, 0xFF, prt, "ldix", INSS_Z80N },
+ { 0xAC, 0xFF, prt, "lddx", INSS_Z80N },
+ { 0xA5, 0xFF, prt, "ldws", INSS_Z80N },
+ { 0xB4, 0xFF, prt, "ldirx", INSS_Z80N },
+ { 0xB7, 0xFF, prt, "ldpirx", INSS_Z80N },
+ { 0xBC, 0xFF, prt, "lddrx", INSS_Z80N },
{ 0xC2, 0xFF, prt, "inirx", INSS_EZ80 },
{ 0xC3, 0xFF, prt, "otirx", INSS_EZ80 },
+ { 0xC7, 0xFF, prt, "ld i,hl", INSS_EZ80 },
{ 0xCA, 0xFF, prt, "indrx", INSS_EZ80 },
{ 0xCB, 0xFF, prt, "otdrx", INSS_EZ80 },
{ 0xC3, 0xFF, prt, "muluw hl,bc", INSS_R800 },
{ 0xC5, 0xE7, prt_r, "mulub a,%s", INSS_R800 },
+ { 0xD7, 0xFF, prt, "ld hl,i", INSS_EZ80 },
{ 0xF3, 0xFF, prt, "muluw hl,sp", INSS_R800 },
{ 0x00, 0x00, dump, "xx", INSS_ALL }
};
return buf->n_used;
}
-\f
+
static int
addvv (struct buffer * buf, disassemble_info * info, const char *txt)
{
}
/* Table to disassemble machine codes without prefix. */
-static struct tab_elt opc_main[] =
+static const struct tab_elt
+opc_main[] =
{
{ 0x00, 0xFF, prt, "nop", INSS_ALL },
{ 0x01, 0xCF, prt_rr_nn, "ld %s,0x%%04x", INSS_ALL },
{ 0xEB, 0xFF, prt, "ex de,hl", ~INSS_GBZ80 },
{ 0xED, 0xFF, pref_ed, "", ~INSS_GBZ80 },
{ 0xF3, 0xFF, prt, "di", INSS_ALL },
- { 0xF9, 0xFF, prt, "ld sp,hl", ~INSS_GBZ80 },
+ { 0xF9, 0xFF, prt, "ld sp,hl", INSS_ALL },
{ 0xFB, 0xFF, prt, "ei", INSS_ALL },
{ 0xFD, 0xFF, pref_ind, "iy", ~INSS_GBZ80 },
{ 0x00, 0x00, prt, "????", INSS_ALL },
} ;
+/* Separate GBZ80 main opcode table due to many differences */
+static const struct tab_elt
+opc_main_gbz80[] =
+{
+ { 0x00, 0xFF, prt,"nop", INSS_ALL },
+ { 0x01, 0xCF, prt_rr_nn, "ld %s,0x%%04x", INSS_ALL },
+ { 0x02, 0xFF, prt, "ld (bc),a", INSS_ALL },
+ { 0x03, 0xCF, prt_rr, "inc ", INSS_ALL },
+ { 0x04, 0xC7, prt_r, "inc %s", INSS_ALL },
+ { 0x05, 0xC7, prt_r, "dec %s", INSS_ALL },
+ { 0x06, 0xC7, ld_r_n, "ld %s,0x%%02x", INSS_ALL },
+ { 0x07, 0xFF, prt, "rlca", INSS_ALL },
+ { 0x08, 0xFF, prt_nn, "ld (0x%04x),sp", INSS_GBZ80 },
+ { 0x09, 0xCF, prt_rr, "add hl,", INSS_ALL },
+ { 0x0A, 0xFF, prt, "ld a,(bc)", INSS_ALL },
+ { 0x0B, 0xCF, prt_rr, "dec ", INSS_ALL },
+ { 0x0F, 0xFF, prt, "rrca", INSS_ALL },
+ { 0x10, 0xFF, prt, "stop", INSS_GBZ80 },
+ { 0x12, 0xFF, prt, "ld (de),a", INSS_ALL },
+ { 0x17, 0xFF, prt, "rla", INSS_ALL },
+ { 0x18, 0xFF, prt_e, "jr ", INSS_ALL },
+ { 0x1A, 0xFF, prt, "ld a,(de)", INSS_ALL },
+ { 0x1F, 0xFF, prt, "rra", INSS_ALL },
+ { 0x20, 0xE7, jr_cc, "jr %s,", INSS_ALL },
+ { 0x22, 0xFF, prt, "ld (hl+),a", INSS_GBZ80 },
+ { 0x27, 0xFF, prt, "daa", INSS_ALL },
+ { 0x2A, 0xFF, prt, "ld a,(hl+)", INSS_GBZ80 },
+ { 0x2F, 0xFF, prt, "cpl", INSS_ALL },
+ { 0x32, 0xFF, prt, "ld (hl-),a", INSS_GBZ80 },
+ { 0x37, 0xFF, prt, "scf", INSS_ALL },
+ { 0x3A, 0xFF, prt, "ld a,(hl-)", INSS_GBZ80 },
+ { 0x3F, 0xFF, prt, "ccf", INSS_ALL },
+ { 0x76, 0xFF, prt, "halt", INSS_ALL },
+ { 0x40, 0xC0, ld_r_r, "ld %s,%s", INSS_ALL},
+ { 0x80, 0xC0, arit_r, "%s%s", INSS_ALL },
+ { 0xC0, 0xE7, prt_cc, "ret ", INSS_ALL },
+ { 0xC1, 0xCF, pop_rr, "pop", INSS_ALL },
+ { 0xC2, 0xE7, jp_cc_nn, "jp ", INSS_ALL },
+ { 0xC3, 0xFF, prt_nn, "jp 0x%04x", INSS_ALL },
+ { 0xC4, 0xE7, jp_cc_nn, "call ", INSS_ALL },
+ { 0xC5, 0xCF, pop_rr, "push", INSS_ALL },
+ { 0xC6, 0xC7, arit_n, "%s0x%%02x", INSS_ALL },
+ { 0xC7, 0xC7, rst, "rst 0x%02x", INSS_ALL },
+ { 0xC9, 0xFF, prt, "ret", INSS_ALL },
+ { 0xCB, 0xFF, pref_cb, "", INSS_ALL },
+ { 0xCD, 0xFF, prt_nn, "call 0x%04x", INSS_ALL },
+ { 0xD9, 0xFF, prt, "reti", INSS_GBZ80 },
+ { 0xE0, 0xFF, prt_n, "ldh (0x%02x),a", INSS_GBZ80 },
+ { 0xE2, 0xFF, prt, "ldh (c),a", INSS_GBZ80 },
+ { 0xE8, 0xFF, prt_d, "add sp,%d", INSS_GBZ80 },
+ { 0xE9, 0xFF, prt, "jp (hl)", INSS_ALL },
+ { 0xEA, 0xFF, prt_nn, "ld (0x%04x),a", INSS_GBZ80 },
+ { 0xF0, 0xFF, prt_n, "ldh a,(0x%02x)", INSS_GBZ80 },
+ { 0xF2, 0xFF, prt, "ldh a,(c)", INSS_GBZ80 },
+ { 0xF3, 0xFF, prt, "di", INSS_ALL },
+ { 0xF8, 0xFF, prt_d, "ldhl sp,%d", INSS_GBZ80 },
+ { 0xF9, 0xFF, prt, "ld sp,hl", INSS_ALL },
+ { 0xFA, 0xFF, prt_nn, "ld a,(0x%04x)", INSS_GBZ80 },
+ { 0xFB, 0xFF, prt, "ei", INSS_ALL },
+ { 0x00, 0x00, dump, "?", INSS_ALL },
+} ;
+
int
print_insn_z80 (bfd_vma addr, disassemble_info * info)
{
static int
print_insn_z80_buf (struct buffer *buf, disassemble_info *info)
{
- struct tab_elt *p;
+ const struct tab_elt *p;
buf->n_fetch = 0;
buf->n_used = 0;
if (! fetch_data (buf, info, 1))
return -1;
- for (p = opc_main; p->val != (buf->data[0] & p->mask) || !mach_inst (buf, p); ++p)
+ p = (buf->inss & INSS_GBZ80) ? opc_main_gbz80 : opc_main;
+
+ for (; p->val != (buf->data[0] & p->mask) || !mach_inst (buf, p); ++p)
;
p->fp (buf, info, p->text);
projects / deliverable / binutils-gdb.git / blobdiff