Patchwork [2/3] target-ppc kvm: save cr register

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Submitter David Gibson
Date June 15, 2013, 1:51 a.m.
Message ID <1371261112-17328-3-git-send-email-david@gibson.dropbear.id.au>
Download mbox | patch
Permalink /patch/251571/
State New
Headers show

Comments

David Gibson - June 15, 2013, 1:51 a.m.
From: Alexey Kardashevskiy <aik@ozlabs.ru>

This adds a missing code to save CR (condition register) via
kvm_arch_put_registers(). kvm_arch_get_registers() already has it.

Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 target-ppc/kvm.c | 5 +++++
 1 file changed, 5 insertions(+)

Patch

diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
index 2bbc3b8..c89dd58 100644
--- a/target-ppc/kvm.c
+++ b/target-ppc/kvm.c
@@ -791,6 +791,11 @@  int kvm_arch_put_registers(CPUState *cs, int level)
     for (i = 0;i < 32; i++)
         regs.gpr[i] = env->gpr[i];
 
+    regs.cr = 0;
+    for (i = 0; i < 8; i++) {
+        regs.cr |= (env->crf[i] & 15) << (4 * (7 - i));
+    }
+
     ret = kvm_vcpu_ioctl(cs, KVM_SET_REGS, &regs);
     if (ret < 0)
         return ret;