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authorLioncash <mathew1800@gmail.com>2015-12-28 13:52:04 +0100
committerLioncash <mathew1800@gmail.com>2015-12-28 13:52:04 +0100
commitfddfe946c882a4a9c6cee9cf7ab170553f473960 (patch)
treecec69dcfe3dcc086cede0b3b6ae2eda6c08e08f0 /src/core
parentMerge pull request #1296 from lioncash/warn (diff)
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Diffstat (limited to '')
-rw-r--r--src/core/arm/dyncom/arm_dyncom_interpreter.cpp21
1 files changed, 9 insertions, 12 deletions
diff --git a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
index 459877eae..87b2b715b 100644
--- a/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
+++ b/src/core/arm/dyncom/arm_dyncom_interpreter.cpp
@@ -4696,18 +4696,15 @@ unsigned InterpreterMainLoop(ARMul_State* cpu) {
if (inst_base->cond == ConditionCode::AL || CondPassed(cpu, inst_base->cond)) {
mrc_inst* inst_cream = (mrc_inst*)inst_base->component;
- unsigned int inst = inst_cream->inst;
- if (inst_cream->Rd == 15) {
- DEBUG_MSG;
- }
- if (inst_cream->inst == 0xeef04a10) {
- // Undefined instruction fmrx
- RD = 0x20000000;
- CITRA_IGNORE_EXIT(-1);
- goto END;
- } else {
- if (inst_cream->cp_num == 15)
- RD = cpu->ReadCP15Register(CRn, OPCODE_1, CRm, OPCODE_2);
+ if (inst_cream->cp_num == 15) {
+ const uint32_t value = cpu->ReadCP15Register(CRn, OPCODE_1, CRm, OPCODE_2);
+
+ if (inst_cream->Rd == 15) {
+ cpu->Cpsr = (cpu->Cpsr & ~0xF0000000) | (value & 0xF0000000);
+ LOAD_NZCVT;
+ } else {
+ RD = value;
+ }
}
}
cpu->Reg[15] += cpu->GetInstructionSize();