Thread (4 messages) 4 messages, 2 authors, 2013-09-22
STALE4634d REVIEWED: 1 (0M)

[RESEND PATCH 1/2] powerpc: net: filter: fix DIVWU instruction opcode

From: Vladimir Murzin <hidden>
Date: 2013-09-21 07:26:55
Also in: linuxppc-dev
Subsystem: linux for powerpc (32-bit and 64-bit), the rest · Maintainers: Madhavan Srinivasan, Michael Ellerman, Linus Torvalds

Currently DIVWU stands for *signed* divw opcode:

7d 2a 4b 96 	divwu   r9,r10,r9
7d 2a 4b d6 	divw    r9,r10,r9

Use the *unsigned* divw opcode for DIVWU.

Signed-off-by: Vladimir Murzin <redacted>
Acked-by: Matt Evans <redacted>
---
 arch/powerpc/include/asm/ppc-opcode.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/include/asm/ppc-opcode.h b/arch/powerpc/include/asm/ppc-opcode.h
index d7fe9f5..c91842c 100644
--- a/arch/powerpc/include/asm/ppc-opcode.h
+++ b/arch/powerpc/include/asm/ppc-opcode.h
@@ -218,7 +218,7 @@
 #define PPC_INST_MULLW			0x7c0001d6
 #define PPC_INST_MULHWU			0x7c000016
 #define PPC_INST_MULLI			0x1c000000
-#define PPC_INST_DIVWU			0x7c0003d6
+#define PPC_INST_DIVWU			0x7c000396
 #define PPC_INST_RLWINM			0x54000000
 #define PPC_INST_RLDICR			0x78000004
 #define PPC_INST_SLW			0x7c000030
-- 
1.7.10.4
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