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authorLeon Alrae <leon.alrae@imgtec.com>2016-07-28 09:28:23 +0100
committerLeon Alrae <leon.alrae@imgtec.com>2016-07-28 11:24:02 +0100
commit701074a6fc7470d0ed54e4a4bcd4d491ad8da22e (patch)
treec26c573b4740af5dd41346aa58c254618717104c
parent7f81dbb9a0e89b5306c1337e0cd0e1cea8a03f6d (diff)
downloadqemu-701074a6fc7470d0ed54e4a4bcd4d491ad8da22e.tar.gz
target-mips: fix EntryHi.EHINV being cleared on TLB exception
While implementing TLB invalidation feature we forgot to modify part of code responsible for updating EntryHi during TLB exception. Consequently EntryHi.EHINV is unexpectedly cleared on the exception. Signed-off-by: Leon Alrae <leon.alrae@imgtec.com>
-rw-r--r--target-mips/helper.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/target-mips/helper.c b/target-mips/helper.c
index 9fbca26d41..c864b15b97 100644
--- a/target-mips/helper.c
+++ b/target-mips/helper.c
@@ -396,6 +396,7 @@ static void raise_mmu_exception(CPUMIPSState *env, target_ulong address,
env->CP0_Context = (env->CP0_Context & ~0x007fffff) |
((address >> 9) & 0x007ffff0);
env->CP0_EntryHi = (env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask) |
+ (env->CP0_EntryHi & (1 << CP0EnHi_EHINV)) |
(address & (TARGET_PAGE_MASK << 1));
#if defined(TARGET_MIPS64)
env->CP0_EntryHi &= env->SEGMask;