[Qemu-devel] [PATCH] target-mips: fix ASID synchronisation for MIPS MT

[Aurelien Jarno]

When syncing the task ASID with EntryHi, correctly or the value instead
of assigning it.

Reported-by: "Dr. David Alan Gilbert" <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
Cc: Leon Alrae <address@hidden>
---
 target-mips/op_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target-mips/op_helper.c b/target-mips/op_helper.c
index 2a9ddff..d457a29 100644
--- a/target-mips/op_helper.c
+++ b/target-mips/op_helper.c
@@ -661,7 +661,7 @@ static void sync_c0_tcstatus(CPUMIPSState *cpu, int tc,
 
     /* Sync the TASID with EntryHi.  */
     cpu->CP0_EntryHi &= ~0xff;
-    cpu->CP0_EntryHi = tasid;
+    cpu->CP0_EntryHi |= tasid;
 
     compute_hflags(cpu);
 }
-- 
2.1.4