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ubsan: bfin-dis.c:160 shift exponent 32 is too large

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* bfin-dis.c (MASKBITS): Use SIGNBIT.
This commit is contained in:
Alan Modra
2020-09-02 10:33:07 +09:30
parent c77a6ef610
commit 427202d967
2 changed files with 5 additions and 1 deletions
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opcodes/ChangeLog
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@@ -1,3 +1,7 @@
2020-09-02 Alan Modra <amodra@gmail.com>
* bfin-dis.c (MASKBITS): Use SIGNBIT.
2020-09-02 Cooper Qu <cooper.qu@linux.alibaba.com>
* csky-opc.h (csky_v2_opcodes): Move divul and divsl

2
opcodes/bfin-dis.c
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@@ -34,7 +34,7 @@
typedef long TIword;
#define SIGNBIT(bits) (1ul << ((bits) - 1))
#define MASKBITS(val, bits) ((val) & ((1ul << (bits)) - 1))
#define MASKBITS(val, bits) ((val) & ((SIGNBIT (bits) << 1) - 1))
#define SIGNEXTEND(v, n) ((MASKBITS (v, n) ^ SIGNBIT (n)) - SIGNBIT (n))
#include "disassemble.h"