From: Yongbok Kim <[email protected]> Config3.ISAOnExc is read only in nanoMIPS.
Signed-off-by: Yongbok Kim <[email protected]> Signed-off-by: Aleksandar Markovic <[email protected]> Signed-off-by: Stefan Markovic <[email protected]> --- target/mips/op_helper.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c index cb83b6d..5e10286 100644 --- a/target/mips/op_helper.c +++ b/target/mips/op_helper.c @@ -1730,7 +1730,8 @@ void helper_mtc0_config2(CPUMIPSState *env, target_ulong arg1) void helper_mtc0_config3(CPUMIPSState *env, target_ulong arg1) { - if (env->insn_flags & ASE_MICROMIPS) { + if ((env->insn_flags & ASE_MICROMIPS) && + !(env->insn_flags & ISA_NANOMIPS32)) { env->CP0_Config3 = (env->CP0_Config3 & ~(1 << CP0C3_ISA_ON_EXC)) | (arg1 & (1 << CP0C3_ISA_ON_EXC)); } -- 2.7.4
