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Fixed crf_d for mtfsb0 and mtfsb1

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This commit is contained in:
dingusdev 2021-07-07 18:58:02 -07:00
parent 6abe86589b
commit 48a65279e1
1 changed files with 4 additions and 0 deletions
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4
cpu/ppc/ppcfpopcodes.cpp
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@ -965,6 +965,7 @@ void dppc_interpreter::ppc_mtfsfidot() {
void dppc_interpreter::ppc_mtfsb0() {
crf_d = (ppc_cur_instruction >> 23) & 7;
crf_d = crf_d << 2;
if ((crf_d == 0) || (crf_d > 2)) {
ppc_state.fpscr &= ~(1 << (31 - crf_d));
}
@ -972,6 +973,7 @@ void dppc_interpreter::ppc_mtfsb0() {
void dppc_interpreter::ppc_mtfsb0dot() {
crf_d = (ppc_cur_instruction >> 23) & 7;
crf_d = crf_d << 2;
if ((crf_d == 0) || (crf_d > 2)) {
ppc_state.fpscr &= ~(1 << crf_d);
}
@ -980,6 +982,7 @@ void dppc_interpreter::ppc_mtfsb0dot() {
void dppc_interpreter::ppc_mtfsb1() {
crf_d = (ppc_cur_instruction >> 23) & 7;
crf_d = crf_d << 2;
if ((crf_d == 0) || (crf_d > 2)) {
ppc_state.fpscr |= (1 << crf_d);
}
@ -987,6 +990,7 @@ void dppc_interpreter::ppc_mtfsb1() {
void dppc_interpreter::ppc_mtfsb1dot() {
crf_d = (ppc_cur_instruction >> 23) & 7;
crf_d = crf_d << 2;
if ((crf_d == 0) || (crf_d > 2)) {
ppc_state.fpscr |= (1 << crf_d);
}