All Thumb coprocessor instructions are 32 bits, so the IL bit in the syndrome register should be set. Pass false to the syn_* function's is_16bit argument rather than s->thumb so we report the correct IL bit.
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org> --- target-arm/translate.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/target-arm/translate.c b/target-arm/translate.c index 3ec758a..10792e8 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -7184,19 +7184,19 @@ static int disas_coproc_insn(DisasContext *s, uint32_t insn) case 14: if (is64) { syndrome = syn_cp14_rrt_trap(1, 0xe, opc1, crm, rt, rt2, - isread, s->thumb); + isread, false); } else { syndrome = syn_cp14_rt_trap(1, 0xe, opc1, opc2, crn, crm, - rt, isread, s->thumb); + rt, isread, false); } break; case 15: if (is64) { syndrome = syn_cp15_rrt_trap(1, 0xe, opc1, crm, rt, rt2, - isread, s->thumb); + isread, false); } else { syndrome = syn_cp15_rt_trap(1, 0xe, opc1, opc2, crn, crm, - rt, isread, s->thumb); + rt, isread, false); } break; default: -- 1.9.1