diff options
Diffstat (limited to 'accel/tcg/ldst_atomicity.c.inc')
| -rw-r--r-- | accel/tcg/ldst_atomicity.c.inc | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/accel/tcg/ldst_atomicity.c.inc b/accel/tcg/ldst_atomicity.c.inc index e5c590a499..1b793e6935 100644 --- a/accel/tcg/ldst_atomicity.c.inc +++ b/accel/tcg/ldst_atomicity.c.inc @@ -404,7 +404,10 @@ static uint16_t load_atom_2(CPUArchState *env, uintptr_t ra, return load_atomic2(pv); } if (HAVE_ATOMIC128_RO) { - return load_atom_extract_al16_or_al8(pv, 2); + intptr_t left_in_page = -(pi | TARGET_PAGE_MASK); + if (likely(left_in_page > 8)) { + return load_atom_extract_al16_or_al8(pv, 2); + } } atmax = required_atomicity(env, pi, memop); @@ -443,7 +446,10 @@ static uint32_t load_atom_4(CPUArchState *env, uintptr_t ra, return load_atomic4(pv); } if (HAVE_ATOMIC128_RO) { - return load_atom_extract_al16_or_al8(pv, 4); + intptr_t left_in_page = -(pi | TARGET_PAGE_MASK); + if (likely(left_in_page > 8)) { + return load_atom_extract_al16_or_al8(pv, 4); + } } atmax = required_atomicity(env, pi, memop); |