mirror of https://gitee.com/openkylin/qemu.git
mips64-linux-user: Enable 64-bit address mode and fpu
Signed-off-by: Richard Henderson <rth@twiddle.net> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
parent
ff4f738281
commit
68473f15d4
|
@ -15944,6 +15944,14 @@ void cpu_state_reset(CPUMIPSState *env)
|
|||
|
||||
#if defined(CONFIG_USER_ONLY)
|
||||
env->CP0_Status = (MIPS_HFLAG_UM << CP0St_KSU);
|
||||
# ifdef TARGET_MIPS64
|
||||
/* Enable 64-bit register mode. */
|
||||
env->CP0_Status |= (1 << CP0St_PX);
|
||||
# endif
|
||||
# ifdef TARGET_ABI_MIPSN64
|
||||
/* Enable 64-bit address mode. */
|
||||
env->CP0_Status |= (1 << CP0St_UX);
|
||||
# endif
|
||||
/* Enable access to the CPUNum, SYNCI_Step, CC, and CCRes RDHWR
|
||||
hardware registers. */
|
||||
env->CP0_HWREna |= 0x0000000F;
|
||||
|
@ -15953,6 +15961,10 @@ void cpu_state_reset(CPUMIPSState *env)
|
|||
if (env->CP0_Config3 & (1 << CP0C3_DSPP)) {
|
||||
env->CP0_Status |= (1 << CP0St_MX);
|
||||
}
|
||||
/* Enable 64-bit FPU if the target cpu supports it. */
|
||||
if (env->active_fpu.fcr0 & (1 << FCR0_F64)) {
|
||||
env->CP0_Status |= (1 << CP0St_FR);
|
||||
}
|
||||
#else
|
||||
if (env->hflags & MIPS_HFLAG_BMASK) {
|
||||
/* If the exception was raised from a delay slot,
|
||||
|
|
Loading…
Reference in New Issue