diff mbox

target-mips: fix broken snapshotting

Message ID 1422290982-6996-1-git-send-email-leon.alrae@imgtec.com
State New
Headers show

Commit Message

Leon Alrae Jan. 26, 2015, 4:49 p.m. UTC 
Recently added CP0.BadInstr and CP0.BadInstrP registers ended up in cpu_load()
under different offset than in cpu_save(). These and all registers between were
incorrectly restored.

Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
---
 target-mips/machine.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/target-mips/machine.c b/target-mips/machine.c
index 0ba7d73..6c76dfb 100644
--- a/target-mips/machine.c
+++ b/target-mips/machine.c
@@ -285,6 +285,10 @@  int cpu_load(QEMUFile *f, void *opaque, int version_id)
     qemu_get_sbe32s(f, &env->CP0_SRSConf4);
     qemu_get_sbe32s(f, &env->CP0_HWREna);
     qemu_get_betls(f, &env->CP0_BadVAddr);
+    if (version_id >= 5) {
+        qemu_get_be32s(f, &env->CP0_BadInstr);
+        qemu_get_be32s(f, &env->CP0_BadInstrP);
+    }
     qemu_get_sbe32s(f, &env->CP0_Count);
     qemu_get_betls(f, &env->CP0_EntryHi);
     qemu_get_sbe32s(f, &env->CP0_Compare);
@@ -319,8 +323,6 @@  int cpu_load(QEMUFile *f, void *opaque, int version_id)
     qemu_get_betls(f, &env->CP0_ErrorEPC);
     qemu_get_sbe32s(f, &env->CP0_DESAVE);
     if (version_id >= 5) {
-        qemu_get_be32s(f, &env->CP0_BadInstr);
-        qemu_get_be32s(f, &env->CP0_BadInstrP);
         for (i = 0; i < MIPS_KSCRATCH_NUM; i++) {
             qemu_get_betls(f, &env->CP0_KScratch[i]);
         }