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[Qemu-commits] [COMMIT 6ad8702] Use ctz64 in favor of ffsll
From: |
Anthony Liguori |
Subject: |
[Qemu-commits] [COMMIT 6ad8702] Use ctz64 in favor of ffsll |
Date: |
Thu, 02 Jul 2009 17:31:41 -0000 |
From: Jan Kiszka <address@hidden>
Not all host platforms support ffsll.
Signed-off-by: Jan Kiszka <address@hidden>
diff --git a/target-i386/machine.c b/target-i386/machine.c
index 259302c..2a72b01 100644
--- a/target-i386/machine.c
+++ b/target-i386/machine.c
@@ -2,6 +2,7 @@
#include "hw/boards.h"
#include "hw/pc.h"
#include "hw/isa.h"
+#include "host-utils.h"
#include "exec-all.h"
#include "kvm.h"
@@ -148,9 +149,9 @@ void cpu_save(QEMUFile *f, void *opaque)
to find it and save its number instead (-1 for none). */
pending_irq = -1;
for (i = 0; i < ARRAY_SIZE(env->interrupt_bitmap); i++) {
- bit = ffsll(env->interrupt_bitmap[i]);
- if (bit) {
- pending_irq = i * 64 + bit - 1;
+ if (env->interrupt_bitmap[i]) {
+ bit = ctz64(env->interrupt_bitmap[i]);
+ pending_irq = i * 64 + bit;
break;
}
}
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