Cast time_delta for more intuitive

chiangkd · chiangkd · commit 6b116abd0717 · 2024-07-16T01:23:17.000+08:00
diff --git a/clint.c b/clint.c
@@ -7,7 +7,7 @@ void clint_update_interrupts(hart_t *hart, clint_state_t *clint)
 {
     uint64_t time_delta =
         clint->mtimecmp[hart->mhartid] - semu_timer_gettime(&hart->time);
-    if (time_delta & 0x8000000000000000 || time_delta == 0)
+    if ((int32_t)time_delta <= 0)
         hart->sip |= RV_INT_STI_BIT;
     else
         hart->sip &= ~RV_INT_STI_BIT;

Original file line number	Diff line number	Diff line change
`@@ -7,7 +7,7 @@ void clint_update_interrupts(hart_t hart, clint_state_t clint)`
`7`	`7`	`{`
`8`	`8`	`uint64_t time_delta =`
`9`	`9`	`clint->mtimecmp[hart->mhartid] - semu_timer_gettime(&hart->time);`
`10`		`- if (time_delta & 0x8000000000000000 \|\| time_delta == 0)`
	`10`	`+ if ((int32_t)time_delta <= 0)`
`11`	`11`	`hart->sip \|= RV_INT_STI_BIT;`
`12`	`12`	`else`
`13`	`13`	`hart->sip &= ~RV_INT_STI_BIT;`