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-rw-r--r--qtmips_machine/qtmipsmachine.cpp11
1 files changed, 11 insertions, 0 deletions
diff --git a/qtmips_machine/qtmipsmachine.cpp b/qtmips_machine/qtmipsmachine.cpp
index e047167..35843f4 100644
--- a/qtmips_machine/qtmipsmachine.cpp
+++ b/qtmips_machine/qtmipsmachine.cpp
@@ -332,3 +332,14 @@ bool QtMipsMachine::get_step_over_exception(enum ExceptionCause excause) const {
return cr->get_step_over_exception(excause);
return false;
}
+
+enum ExceptionCause QtMipsMachine::get_exception_cause() const {
+ std::uint32_t val;
+ if (cop0st == nullptr)
+ return EXCAUSE_NONE;
+ val = (cop0st->read_cop0reg(Cop0State::Cause) >> 2) & 0x3f;
+ if (val == 0)
+ return EXCAUSE_INT;
+ else
+ return (ExceptionCause)val;
+}