diff options
Diffstat (limited to 'target/i386/machine.c')
| -rw-r--r-- | target/i386/machine.c | 31 |
1 files changed, 26 insertions, 5 deletions
diff --git a/target/i386/machine.c b/target/i386/machine.c index 8c7a822e9f..eab33725a3 100644 --- a/target/i386/machine.c +++ b/target/i386/machine.c @@ -142,6 +142,24 @@ typedef struct x86_FPReg_tmp { uint16_t tmp_exp; } x86_FPReg_tmp; +static void cpu_get_fp80(uint64_t *pmant, uint16_t *pexp, floatx80 f) +{ + CPU_LDoubleU temp; + + temp.d = f; + *pmant = temp.l.lower; + *pexp = temp.l.upper; +} + +static floatx80 cpu_set_fp80(uint64_t mant, uint16_t upper) +{ + CPU_LDoubleU temp; + + temp.l.upper = upper; + temp.l.lower = mant; + return temp.d; +} + static void fpreg_pre_save(void *opaque) { x86_FPReg_tmp *tmp = opaque; @@ -262,14 +280,17 @@ static int cpu_post_load(void *opaque, int version_id) for(i = 0; i < 8; i++) { env->fptags[i] = (env->fptag_vmstate >> i) & 1; } - update_fp_status(env); + if (tcg_enabled()) { + target_ulong dr7; + update_fp_status(env); + update_mxcsr_status(env); + + cpu_breakpoint_remove_all(cs, BP_CPU); + cpu_watchpoint_remove_all(cs, BP_CPU); - cpu_breakpoint_remove_all(cs, BP_CPU); - cpu_watchpoint_remove_all(cs, BP_CPU); - { /* Indicate all breakpoints disabled, as they are, then let the helper re-enable them. */ - target_ulong dr7 = env->dr[7]; + dr7 = env->dr[7]; env->dr[7] = dr7 & ~(DR7_GLOBAL_BP_MASK | DR7_LOCAL_BP_MASK); cpu_x86_update_dr7(env, dr7); } |