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ppcopcodes: Fix rlwnm when shift > 31.

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joevt 2023-10-30 17:10:51 -07:00 committed by dingusdev
parent 29e5bbdcc0
commit 6c49b87a06
1 changed files with 1 additions and 0 deletions
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cpu/ppc/ppcopcodes.cpp
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@ -778,6 +778,7 @@ void dppc_interpreter::ppc_rlwinm() {
void dppc_interpreter::ppc_rlwnm() { void dppc_interpreter::ppc_rlwnm() {
ppc_grab_regssab(); ppc_grab_regssab();
ppc_result_b &= 31;
unsigned rot_mb = (ppc_cur_instruction >> 6) & 31; unsigned rot_mb = (ppc_cur_instruction >> 6) & 31;
unsigned rot_me = (ppc_cur_instruction >> 1) & 31; unsigned rot_me = (ppc_cur_instruction >> 1) & 31;
uint32_t mask = rot_mask(rot_mb, rot_me); uint32_t mask = rot_mask(rot_mb, rot_me);