diff options
Diffstat (limited to 'target-mips/op.c')
| -rw-r--r-- | target-mips/op.c | 58 |
1 files changed, 4 insertions, 54 deletions
diff --git a/target-mips/op.c b/target-mips/op.c index b8c5ce8..2f513ae 100644 --- a/target-mips/op.c +++ b/target-mips/op.c @@ -1841,30 +1841,8 @@ void op_mtc0_status (void) val = T0 & mask; old = env->CP0_Status; - if (!(val & (1 << CP0St_EXL)) && - !(val & (1 << CP0St_ERL)) && - !(env->hflags & MIPS_HFLAG_DM) && - (val & (1 << CP0St_UM))) - env->hflags |= MIPS_HFLAG_UM; -#ifdef TARGET_MIPS64 - if ((env->hflags & MIPS_HFLAG_UM) && - !(val & (1 << CP0St_PX)) && - !(val & (1 << CP0St_UX))) - env->hflags &= ~MIPS_HFLAG_64; -#endif - if ((val & (1 << CP0St_CU0)) || !(env->hflags & MIPS_HFLAG_UM)) - env->hflags |= MIPS_HFLAG_CP0; - else - env->hflags &= ~MIPS_HFLAG_CP0; - if (val & (1 << CP0St_CU1)) - env->hflags |= MIPS_HFLAG_FPU; - else - env->hflags &= ~MIPS_HFLAG_FPU; - if (val & (1 << CP0St_FR)) - env->hflags |= MIPS_HFLAG_F64; - else - env->hflags &= ~MIPS_HFLAG_F64; env->CP0_Status = (env->CP0_Status & ~mask) | val; + CALL_FROM_TB1(compute_hflags, env); if (loglevel & CPU_LOG_EXEC) CALL_FROM_TB2(do_mtc0_status_debug, old, val); CALL_FROM_TB1(cpu_mips_update_irq, env); @@ -3009,21 +2987,7 @@ void op_eret (void) env->PC[env->current_tc] = env->CP0_EPC; env->CP0_Status &= ~(1 << CP0St_EXL); } - if (!(env->CP0_Status & (1 << CP0St_EXL)) && - !(env->CP0_Status & (1 << CP0St_ERL)) && - !(env->hflags & MIPS_HFLAG_DM) && - (env->CP0_Status & (1 << CP0St_UM))) - env->hflags |= MIPS_HFLAG_UM; -#ifdef TARGET_MIPS64 - if ((env->hflags & MIPS_HFLAG_UM) && - !(env->CP0_Status & (1 << CP0St_PX)) && - !(env->CP0_Status & (1 << CP0St_UX))) - env->hflags &= ~MIPS_HFLAG_64; -#endif - if ((env->CP0_Status & (1 << CP0St_CU0)) || !(env->hflags & MIPS_HFLAG_UM)) - env->hflags |= MIPS_HFLAG_CP0; - else - env->hflags &= ~MIPS_HFLAG_CP0; + CALL_FROM_TB1(compute_hflags, env); if (loglevel & CPU_LOG_EXEC) CALL_FROM_TB0(debug_post_eret); env->CP0_LLAddr = 1; @@ -3035,22 +2999,8 @@ void op_deret (void) if (loglevel & CPU_LOG_EXEC) CALL_FROM_TB0(debug_pre_eret); env->PC[env->current_tc] = env->CP0_DEPC; - env->hflags |= MIPS_HFLAG_DM; - if (!(env->CP0_Status & (1 << CP0St_EXL)) && - !(env->CP0_Status & (1 << CP0St_ERL)) && - !(env->hflags & MIPS_HFLAG_DM) && - (env->CP0_Status & (1 << CP0St_UM))) - env->hflags |= MIPS_HFLAG_UM; -#ifdef TARGET_MIPS64 - if ((env->hflags & MIPS_HFLAG_UM) && - !(env->CP0_Status & (1 << CP0St_PX)) && - !(env->CP0_Status & (1 << CP0St_UX))) - env->hflags &= ~MIPS_HFLAG_64; -#endif - if ((env->CP0_Status & (1 << CP0St_CU0)) || !(env->hflags & MIPS_HFLAG_UM)) - env->hflags |= MIPS_HFLAG_CP0; - else - env->hflags &= ~MIPS_HFLAG_CP0; + env->hflags &= MIPS_HFLAG_DM; + CALL_FROM_TB1(compute_hflags, env); if (loglevel & CPU_LOG_EXEC) CALL_FROM_TB0(debug_post_eret); env->CP0_LLAddr = 1; |