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[Qemu-devel] [PATCH 05/10] memory: Use non-bitops ctzl
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 05/10] memory: Use non-bitops ctzl |
Date: |
Wed, 13 Feb 2013 17:47:38 -0800 |
A memory size of zero is invalid, and so that edge condition
does not occur.
Signed-off-by: Richard Henderson <address@hidden>
---
memory.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/memory.c b/memory.c
index cd7d5e0..92a2196 100644
--- a/memory.c
+++ b/memory.c
@@ -855,7 +855,7 @@ static uint64_t memory_region_dispatch_read1(MemoryRegion
*mr,
}
if (!mr->ops->read) {
- return mr->ops->old_mmio.read[bitops_ctzl(size)](mr->opaque, addr);
+ return mr->ops->old_mmio.read[ctz32(size)](mr->opaque, addr);
}
/* FIXME: support unaligned access */
@@ -908,7 +908,7 @@ static void memory_region_dispatch_write(MemoryRegion *mr,
adjust_endianness(mr, &data, size);
if (!mr->ops->write) {
- mr->ops->old_mmio.write[bitops_ctzl(size)](mr->opaque, addr, data);
+ mr->ops->old_mmio.write[ctz32(size)](mr->opaque, addr, data);
return;
}
--
1.8.1.2
- [Qemu-devel] [PATCH v2 00/10] Cleanup bitops vs host-utils, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 01/10] host-utils: Add host long specific aliases for clz, ctz, ctpop, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 02/10] host-utils: Fix coding style and add comments, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 03/10] hbitmap: Use non-bitops ctzl, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 04/10] bitops: Use non-bitops ctzl, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 05/10] memory: Use non-bitops ctzl,
Richard Henderson <=
- [Qemu-devel] [PATCH 06/10] bitops: Write bitops_flsl in terms of clzl, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 07/10] target-i386: Inline bitops_flsl, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 08/10] bitops: Inline bitops_flsl, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 10/10] bitops: Remove routines redundant with host-utils, Richard Henderson, 2013/02/13
- [Qemu-devel] [PATCH 09/10] bitops: Replace bitops_ctol with ctzl, Richard Henderson, 2013/02/13
- Re: [Qemu-devel] [PATCH v2 00/10] Cleanup bitops vs host-utils, Peter Maydell, 2013/02/14
- Re: [Qemu-devel] [PATCH v2 00/10] Cleanup bitops vs host-utils, Eric Blake, 2013/02/14
- Re: [Qemu-devel] [PATCH v2 00/10] Cleanup bitops vs host-utils, Blue Swirl, 2013/02/16