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better way of fixing shift of 1 by 64-bit to avoid integer overflow

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This commit is contained in:
Stanislav Shwartsman 2017-04-17 20:38:18 +00:00
parent 7f2191c117
commit 2cae01edea
1 changed files with 2 additions and 2 deletions
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4
bochs/iodev/hpet.cc
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@ -258,7 +258,7 @@ void bx_hpet_c::update_irq(HPETTimer *timer, bx_bool set)
} else {
route = timer_int_route(timer);
}
mask = (Bit64u)(1 << timer->tn);
mask = (BX_CONST64(1) << timer->tn);
if (!set || !timer_enabled(timer) || !hpet_enabled()) {
s.isr &= ~mask;
if (!timer_fsb_route(timer)) {
@ -464,7 +464,7 @@ void bx_hpet_c::write_aligned(bx_phy_address address, Bit32u value)
case HPET_STATUS:
val = new_val & s.isr;
for (i = 0; i < s.num_timers; i++) {
if (val & (Bit64u)(1 << i)) {
if (val & (BX_CONST64(1) << i)) {
update_irq(&s.timer[i], 0);
}
}