diff options
Diffstat (limited to 'target/m68k')
| -rw-r--r-- | target/m68k/cpu.c | 4 | ||||
| -rw-r--r-- | target/m68k/cpu.h | 2 | ||||
| -rw-r--r-- | target/m68k/op_helper.c | 4 |
3 files changed, 7 insertions, 3 deletions
diff --git a/target/m68k/cpu.c b/target/m68k/cpu.c index 8a8392e..d5a71c6 100644 --- a/target/m68k/cpu.c +++ b/target/m68k/cpu.c @@ -142,7 +142,8 @@ static void m68000_cpu_initfn(Object *obj) } /* - * Adds BKPT, MOVE-from-SR *now priv instr, and MOVEC, MOVES, RTD + * Adds BKPT, MOVE-from-SR *now priv instr, and MOVEC, MOVES, RTD, + * format+vector in exception frame. */ static void m68010_cpu_initfn(Object *obj) { @@ -155,6 +156,7 @@ static void m68010_cpu_initfn(Object *obj) m68k_set_feature(env, M68K_FEATURE_BKPT); m68k_set_feature(env, M68K_FEATURE_MOVEC); m68k_set_feature(env, M68K_FEATURE_MOVEFROMSR_PRIV); + m68k_set_feature(env, M68K_FEATURE_EXCEPTION_FORMAT_VEC); } /* diff --git a/target/m68k/cpu.h b/target/m68k/cpu.h index 646cacb..346427e 100644 --- a/target/m68k/cpu.h +++ b/target/m68k/cpu.h @@ -550,6 +550,8 @@ enum m68k_features { M68K_FEATURE_TRAPCC, /* MOVE from SR privileged (from 68010) */ M68K_FEATURE_MOVEFROMSR_PRIV, + /* Exception frame with format+vector (from 68010) */ + M68K_FEATURE_EXCEPTION_FORMAT_VEC, }; static inline bool m68k_feature(CPUM68KState *env, int feature) diff --git a/target/m68k/op_helper.c b/target/m68k/op_helper.c index 47b4173..956e76e 100644 --- a/target/m68k/op_helper.c +++ b/target/m68k/op_helper.c @@ -52,7 +52,7 @@ throwaway: sp += 2; env->pc = cpu_ldl_mmuidx_ra(env, sp, MMU_KERNEL_IDX, 0); sp += 4; - if (m68k_feature(env, M68K_FEATURE_QUAD_MULDIV)) { + if (m68k_feature(env, M68K_FEATURE_EXCEPTION_FORMAT_VEC)) { /* all except 68000 */ fmt = cpu_lduw_mmuidx_ra(env, sp, MMU_KERNEL_IDX, 0); sp += 2; @@ -256,7 +256,7 @@ static inline void do_stack_frame(CPUM68KState *env, uint32_t *sp, uint16_t format, uint16_t sr, uint32_t addr, uint32_t retaddr) { - if (m68k_feature(env, M68K_FEATURE_QUAD_MULDIV)) { + if (m68k_feature(env, M68K_FEATURE_EXCEPTION_FORMAT_VEC)) { /* all except 68000 */ CPUState *cs = env_cpu(env); switch (format) { |