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[Qemu-devel] [PATCH v2] Use ctz64 in favor of ffsll
From: |
Jan Kiszka |
Subject: |
[Qemu-devel] [PATCH v2] Use ctz64 in favor of ffsll |
Date: |
Thu, 02 Jul 2009 09:11:37 +0200 |
User-agent: |
Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 |
Not all host platforms support ffsll.
Signed-off-by: Jan Kiszka <address@hidden>
---
target-i386/machine.c | 7 ++++---
1 files changed, 4 insertions(+), 3 deletions(-)
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;
}
}
- [Qemu-devel] [PATCH] Use ffs in favor of ffsll, Jan Kiszka, 2009/07/01
- [Qemu-devel] Re: [PATCH] Use ffs in favor of ffsll, Blue Swirl, 2009/07/01
- [Qemu-devel] Re: [PATCH] Use ffs in favor of ffsll, Jan Kiszka, 2009/07/01
- [Qemu-devel] [PATCH v2] Use ffs in favor of ffsll, Jan Kiszka, 2009/07/01
- Re: [Qemu-devel] [PATCH v2] Use ffs in favor of ffsll, Nathan Froyd, 2009/07/01
- [Qemu-devel] Re: [PATCH v2] Use ffs in favor of ffsll, Jan Kiszka, 2009/07/01
- Re: [Qemu-devel] [PATCH v2] Use ffs in favor of ffsll, Stuart Brady, 2009/07/01
- [Qemu-devel] [PATCH] Use ctz64 in favor of ffsll, Jan Kiszka, 2009/07/02
- [Qemu-devel] [PATCH v2] Use ctz64 in favor of ffsll,
Jan Kiszka <=
- Re: [Qemu-devel] [PATCH v2] Use ctz64 in favor of ffsll, Paul Brook, 2009/07/03
- Re: [Qemu-devel] [PATCH v2] Use ctz64 in favor of ffsll, Jan Kiszka, 2009/07/04
Re: [Qemu-devel] Re: [PATCH] Use ffs in favor of ffsll, Christoph Egger, 2009/07/02