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Use ctz64 in favor of ffsll 

Not all host platforms support ffsll.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
This commit is contained in:
Jan Kiszka 2009-07-02 09:11:37 +02:00 committed by Blue Swirl
parent 1447379b13
commit 6ad8702a77
1 changed files with 4 additions and 3 deletions
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7
target-i386/machine.c
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@ -2,6 +2,7 @@
#include "hw/boards.h" #include "hw/boards.h"
#include "hw/pc.h" #include "hw/pc.h"
#include "hw/isa.h" #include "hw/isa.h"
#include "host-utils.h"
#include "exec-all.h" #include "exec-all.h"
#include "kvm.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). */ to find it and save its number instead (-1 for none). */
pending_irq = -1; pending_irq = -1;
for (i = 0; i < ARRAY_SIZE(env->interrupt_bitmap); i++) { for (i = 0; i < ARRAY_SIZE(env->interrupt_bitmap); i++) {
bit = ffsll(env->interrupt_bitmap[i]); if (env->interrupt_bitmap[i]) {
if (bit) { bit = ctz64(env->interrupt_bitmap[i]);
pending_irq = i * 64 + bit - 1; pending_irq = i * 64 + bit;
break; break;
} }
} }