diff options
Diffstat (limited to 'target-tricore/op_helper.c')
| -rw-r--r-- | target-tricore/op_helper.c | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c index f2a5cbccf3..94b5d8e12e 100644 --- a/target-tricore/op_helper.c +++ b/target-tricore/op_helper.c @@ -175,6 +175,27 @@ static void restore_context_upper(CPUTriCoreState *env, int ea, env->gpr_d[15] = cpu_ldl_data(env, ea+60); } +static void restore_context_lower(CPUTriCoreState *env, int ea, + target_ulong *ra, target_ulong *pcxi) +{ + *pcxi = cpu_ldl_data(env, ea); + *ra = cpu_ldl_data(env, ea+4); + env->gpr_a[2] = cpu_ldl_data(env, ea+8); + env->gpr_a[3] = cpu_ldl_data(env, ea+12); + env->gpr_d[0] = cpu_ldl_data(env, ea+16); + env->gpr_d[1] = cpu_ldl_data(env, ea+20); + env->gpr_d[2] = cpu_ldl_data(env, ea+24); + env->gpr_d[3] = cpu_ldl_data(env, ea+28); + env->gpr_a[4] = cpu_ldl_data(env, ea+32); + env->gpr_a[5] = cpu_ldl_data(env, ea+36); + env->gpr_a[6] = cpu_ldl_data(env, ea+40); + env->gpr_a[7] = cpu_ldl_data(env, ea+44); + env->gpr_d[4] = cpu_ldl_data(env, ea+48); + env->gpr_d[5] = cpu_ldl_data(env, ea+52); + env->gpr_d[6] = cpu_ldl_data(env, ea+56); + env->gpr_d[7] = cpu_ldl_data(env, ea+60); +} + void helper_call(CPUTriCoreState *env, uint32_t next_pc) { target_ulong tmp_FCX; @@ -356,6 +377,30 @@ void helper_rfe(CPUTriCoreState *env) psw_write(env, new_PSW); } +void helper_ldlcx(CPUTriCoreState *env, uint32_t ea) +{ + uint32_t dummy; + /* insn doesn't load PCXI and RA */ + restore_context_lower(env, ea, &dummy, &dummy); +} + +void helper_lducx(CPUTriCoreState *env, uint32_t ea) +{ + uint32_t dummy; + /* insn doesn't load PCXI and PSW */ + restore_context_upper(env, ea, &dummy, &dummy); +} + +void helper_stlcx(CPUTriCoreState *env, uint32_t ea) +{ + save_context_lower(env, ea); +} + +void helper_stucx(CPUTriCoreState *env, uint32_t ea) +{ + save_context_upper(env, ea); +} + static inline void QEMU_NORETURN do_raise_exception_err(CPUTriCoreState *env, uint32_t exception, int error_code, |