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Fixed twi and tw; added more tests

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This commit is contained in:
dingusdev 2020-02-12 22:21:16 -07:00
parent 40f399e0c4
commit eda9454f66
2 changed files with 12 additions and 8 deletions
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12
cpu/ppc/ppcdisasm.cpp
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@ -219,19 +219,14 @@ void opc_twi(PPCDisasmContext* ctx)
if (ctx->simplified) {
strcpy(opcode, trap_cond[to]);
if (strlen(opcode) == 0) {
opc_illegal(ctx);
return;
}
else {
if (strlen(opcode) > 0) {
strcat(opcode, "i");
ctx->instr_str = my_sprintf("%-8sr%d, 0x%08X", opcode, ra, imm);
return;
}
}
else {
ctx->instr_str = my_sprintf("%-8s%d, r%d, 0x%08X", "twi", to, ra, imm);
}
ctx->instr_str = my_sprintf("%-8s%d, r%d, 0x%08X", "twi", to, ra, imm);
}
void opc_group4(PPCDisasmContext* ctx)
@ -1025,6 +1020,7 @@ void opc_group31(PPCDisasmContext* ctx)
if (strlen(opcode) != 0) {
ctx->instr_str = my_sprintf("%-8sr%d, r%d", opcode, ra, rb);
return;
}
}

8
cpu/ppc/test/ppcdisasmtest.csv
View File

@ -192,6 +192,9 @@
0xFFF00100,0x7D080120,mtcrf,0x80,r8
0xFFF00100,0x7E007120,mtcrf,0x07,r16
# rotation instructions
0xFFF00100,0x5400EFFE,rlwinm,r0,r0,0x1D,0x1F,0x1F
# shift instructions, primary opcode 0x1F
0xFFF00100,0x7C65FE70,srawi,r5,r3,0x1F
0xFFF00100,0x7D6B1E70,srawi,r11,r11,0x3
@ -224,6 +227,7 @@
# trap instructions
0xFFF00100,0x7F800008,tw,28,r0,r0
0xFFF00100,0C000000,twi,0,r0,0
# integer load and stores
0xFFF00100,0x80BF0808,lwz,r5,0x808(r31)
@ -263,6 +267,10 @@
0xFFF00100,0xBC410008,stmw,r2,0x8(r1)
0xFFF00100,0xBFC1FFF8,stmw,r30,-0x8(r1)
# misc instructions
0xFFF00100,0x7D453D2A,stswx,r10,r5,r7
0xFFF00100,0x7D604828,lwarx,r11,0,r9
# various simplified (extended) mnemonics
0xFFF00100,0x60000000,nop
0xFFF00100,0x7C7C1B78,mr,r28,r3

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