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Diffstat (limited to 'src/devices/cpu/i386/x87ops.hxx')
-rw-r--r--src/devices/cpu/i386/x87ops.hxx3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/devices/cpu/i386/x87ops.hxx b/src/devices/cpu/i386/x87ops.hxx
index 20de238eca2..4c58719b88b 100644
--- a/src/devices/cpu/i386/x87ops.hxx
+++ b/src/devices/cpu/i386/x87ops.hxx
@@ -4709,7 +4709,8 @@ void i386_device::x87_fstsw_m2byte(uint8_t modrm)
void i386_device::x87_invalid(uint8_t modrm)
{
// TODO
- fatalerror("x87 invalid instruction (PC:%.4x)\n", m_pc);
+ report_invalid_opcode();
+ i386_trap(6, 0, 0);
}