diff options
Diffstat (limited to 'target-i386/kvm.c')
| -rw-r--r-- | target-i386/kvm.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/target-i386/kvm.c b/target-i386/kvm.c index f92edfe14a..cf9f3319c2 100644 --- a/target-i386/kvm.c +++ b/target-i386/kvm.c @@ -1019,7 +1019,10 @@ static int kvm_put_fpu(X86CPU *cpu) fpu.ftwx |= (!env->fptags[i]) << i; } memcpy(fpu.fpr, env->fpregs, sizeof env->fpregs); - memcpy(fpu.xmm, env->xmm_regs, sizeof env->xmm_regs); + for (i = 0; i < CPU_NB_REGS; i++) { + stq_p(&fpu.xmm[i][0], env->xmm_regs[i].XMM_Q(0)); + stq_p(&fpu.xmm[i][8], env->xmm_regs[i].XMM_Q(1)); + } fpu.mxcsr = env->mxcsr; return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_FPU, &fpu); @@ -1045,6 +1048,7 @@ static int kvm_put_xsave(X86CPU *cpu) CPUX86State *env = &cpu->env; struct kvm_xsave* xsave = env->kvm_xsave_buf; uint16_t cwd, swd, twd; + uint8_t *xmm; int i, r; if (!kvm_has_xsave()) { @@ -1065,8 +1069,6 @@ static int kvm_put_xsave(X86CPU *cpu) memcpy(&xsave->region[XSAVE_CWD_RDP], &env->fpdp, sizeof(env->fpdp)); memcpy(&xsave->region[XSAVE_ST_SPACE], env->fpregs, sizeof env->fpregs); - memcpy(&xsave->region[XSAVE_XMM_SPACE], env->xmm_regs, - sizeof env->xmm_regs); xsave->region[XSAVE_MXCSR] = env->mxcsr; *(uint64_t *)&xsave->region[XSAVE_XSTATE_BV] = env->xstate_bv; memcpy(&xsave->region[XSAVE_YMMH_SPACE], env->ymmh_regs, @@ -1079,6 +1081,13 @@ static int kvm_put_xsave(X86CPU *cpu) sizeof env->opmask_regs); memcpy(&xsave->region[XSAVE_ZMM_Hi256], env->zmmh_regs, sizeof env->zmmh_regs); + + xmm = (uint8_t *)&xsave->region[XSAVE_XMM_SPACE]; + for (i = 0; i < CPU_NB_REGS; i++, xmm += 16) { + stq_p(xmm, env->xmm_regs[i].XMM_Q(0)); + stq_p(xmm+8, env->xmm_regs[i].XMM_Q(1)); + } + #ifdef TARGET_X86_64 memcpy(&xsave->region[XSAVE_Hi16_ZMM], env->hi16_zmm_regs, sizeof env->hi16_zmm_regs); @@ -1384,7 +1393,10 @@ static int kvm_get_fpu(X86CPU *cpu) env->fptags[i] = !((fpu.ftwx >> i) & 1); } memcpy(env->fpregs, fpu.fpr, sizeof env->fpregs); - memcpy(env->xmm_regs, fpu.xmm, sizeof env->xmm_regs); + for (i = 0; i < CPU_NB_REGS; i++) { + env->xmm_regs[i].XMM_Q(0) = ldq_p(&fpu.xmm[i][0]); + env->xmm_regs[i].XMM_Q(1) = ldq_p(&fpu.xmm[i][8]); + } env->mxcsr = fpu.mxcsr; return 0; @@ -1395,6 +1407,7 @@ static int kvm_get_xsave(X86CPU *cpu) CPUX86State *env = &cpu->env; struct kvm_xsave* xsave = env->kvm_xsave_buf; int ret, i; + const uint8_t *xmm; uint16_t cwd, swd, twd; if (!kvm_has_xsave()) { @@ -1421,8 +1434,6 @@ static int kvm_get_xsave(X86CPU *cpu) env->mxcsr = xsave->region[XSAVE_MXCSR]; memcpy(env->fpregs, &xsave->region[XSAVE_ST_SPACE], sizeof env->fpregs); - memcpy(env->xmm_regs, &xsave->region[XSAVE_XMM_SPACE], - sizeof env->xmm_regs); env->xstate_bv = *(uint64_t *)&xsave->region[XSAVE_XSTATE_BV]; memcpy(env->ymmh_regs, &xsave->region[XSAVE_YMMH_SPACE], sizeof env->ymmh_regs); @@ -1434,6 +1445,13 @@ static int kvm_get_xsave(X86CPU *cpu) sizeof env->opmask_regs); memcpy(env->zmmh_regs, &xsave->region[XSAVE_ZMM_Hi256], sizeof env->zmmh_regs); + + xmm = (const uint8_t *)&xsave->region[XSAVE_XMM_SPACE]; + for (i = 0; i < CPU_NB_REGS; i++, xmm += 16) { + env->xmm_regs[i].XMM_Q(0) = ldq_p(xmm); + env->xmm_regs[i].XMM_Q(1) = ldq_p(xmm+8); + } + #ifdef TARGET_X86_64 memcpy(env->hi16_zmm_regs, &xsave->region[XSAVE_Hi16_ZMM], sizeof env->hi16_zmm_regs); |