Macintosh-Tools/dingusppc
1
0
Fork 0
mirror of https://github.com/dingusdev/dingusppc.git synced 2024-12-24 12:30:05 +00:00
Code Issues Projects Releases Wiki Activity

CMPW mnemonics added

Browse Source
This commit is contained in:
dingusdev 2020-02-15 20:59:09 -07:00
parent d7e4f3a6a8
commit 87a4ff1b73
1 changed files with 40 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

48
cpu/ppc/ppcdisasm.cpp
View File

@ -313,19 +313,19 @@ void opc_rlwimi(PPCDisasmContext* ctx)
if (ctx->simplified) {
if (sh > 0) {
if (((32 - mb) == sh) & ((mb + sh - 1) == me)) {
if (((32 - mb) == sh) & ((me - 1) == mb)) {
strcpy(opcode, "inslwi");
if (ctx->instr_code & 1)
strcat(opcode, ".");
ctx->instr_str = my_sprintf("%-8sr%d, r%d, %d, %d", opcode, rs, ra, sh, me);
ctx->instr_str = my_sprintf("%-8sr%d, r%d, %d, %d", opcode, rs, ra, sh, mb);
}
else if (((32 - (mb + sh)) == mb) & ((mb + sh - 1) == me)) {
else if (((32 - (mb + sh)) == mb) & ((me - 1) == mb)) {
strcpy(opcode, "insrwi");
if (ctx->instr_code & 1)
strcat(opcode, ".");
ctx->instr_str = my_sprintf("%-8sr%d, r%d, %d, %d", opcode, rs, ra, sh, me);
ctx->instr_str = my_sprintf("%-8sr%d, r%d, %d, %d", opcode, rs, ra, sh, mb);
}
}
}
@ -488,6 +488,18 @@ void opc_cmp_i_li(PPCDisasmContext* ctx)
auto crfd = (ctx->instr_code >> 23) & 0x07;
auto imm = ctx->instr_code & 0xFFFF;
if (ctx->simplified) {
if (!ls) {
if ((ctx->instr_code >> 26) & 0x1)
ctx->instr_str = my_sprintf("%-8scr%d, r%d, 0x%X", "cmpwi", crfd, ra, imm);
else
ctx->instr_str = my_sprintf("%-8scr%d, r%d, 0x%04X", "cmplwi", crfd, ra, imm);
return;
}
}
if ((ctx->instr_code >> 26) & 0x1)
ctx->instr_str = my_sprintf("%-8scr%d, %d, r%d, 0x%X", "cmpi", crfd, ls, ra, imm);
else
@ -1060,10 +1072,20 @@ void opc_group31(PPCDisasmContext* ctx)
switch (ext_opc) {
case 0: /* cmp */
if (rc_set)
if (rc_set) {
opc_illegal(ctx);
else
ctx->instr_str = my_sprintf("%-8scr%d, %d, r%d, r%d", "cmp", (rs >> 2), (rs & 1), ra, rb);
return;
}
if (ctx->simplified) {
if (!(rs & 1)) {
ctx->instr_str = my_sprintf("%-8scr%d, r%d, r%d", "cmpw", (rs >> 2), ra, rb);
return;
}
}
ctx->instr_str = my_sprintf("%-8scr%d, %d, r%d, r%d", "cmp", (rs >> 2), (rs & 1), ra, rb);
break;
case 4: /* tw */
if (rc_set) {
@ -1106,8 +1128,18 @@ void opc_group31(PPCDisasmContext* ctx)
fmt_threeop(ctx->instr_str, opcode, rs, ra, rb);
break;
case 32: /* cmpl */
if (rc_set)
if (rc_set) {
opc_illegal(ctx);
return;
}
if (ctx->simplified) {
if (!(rs & 1)) {
ctx->instr_str = my_sprintf("%-8scr%d, r%d, r%d", "cmplw", (rs >> 2), ra, rb);
return;
}
}
else
ctx->instr_str = my_sprintf("%-8scr%d, %d, r%d, r%d", "cmpl", (rs >> 2), (rs & 1), ra, rb);
break;