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ppcopcodes: Fix subfic.

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joevt 2024-01-10 05:38:13 -08:00 committed by Maxim Poliakovski
parent 7432369162
commit 4430fd89a9
1 changed files with 4 additions and 1 deletions
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3
cpu/ppc/ppcopcodes.cpp
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@ -331,6 +331,9 @@ void dppc_interpreter::ppc_subfc() {
void dppc_interpreter::ppc_subfic() { void dppc_interpreter::ppc_subfic() {
ppc_grab_regsdasimm(); ppc_grab_regsdasimm();
ppc_result_d = simm - ppc_result_a; ppc_result_d = simm - ppc_result_a;
if (simm == -1)
ppc_state.spr[SPR::XER] |= XER::CA;
else
ppc_carry(~ppc_result_a, ppc_result_d); ppc_carry(~ppc_result_a, ppc_result_d);
ppc_store_result_regd(); ppc_store_result_regd();
} }