Replace '1 << shift' with 'MAKE_64BIT_MASK(shift, 1)' to fix
unintentional integer overflow errors in tlb_helper file.
Fix coverity CID:
1489759 1489762
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <
20220715060740.
1500628-5-yangxiaojuan@loongson.cn>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
} else {
tlb_ps = FIELD_EX64(env->CSR_STLBPS, CSR_STLBPS, PS);
}
- pagesize = 1 << tlb_ps;
+ pagesize = MAKE_64BIT_MASK(tlb_ps, 1);
mask = MAKE_64BIT_MASK(0, tlb_ps + 1);
if (tlb_v0) {
(tmp0 & (~(1 << R_TLBENTRY_G_SHIFT)));
ps = ptbase + ptwidth - 1;
if (odd) {
- tmp0 += (1 << ps);
+ tmp0 += MAKE_64BIT_MASK(ps, 1);
}
} else {
/* 0:64bit, 1:128bit, 2:192bit, 3:256bit */