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TableGen/CodeEmitterGen.cpp: Fix an expression of generating bitmask. 

~0U might be i32 on 32-bit hosts, then (uint64_t)~0U might not be expected as (i64)0xFFFFFFFF_FFFFFFFF, but as (i64)0x00000000_FFFFFFFF.

llvm-svn: 152407
This commit is contained in:
NAKAMURA Takumi 2012-03-09 14:52:44 +00:00
parent aebd3da46d
commit c72fdf4490
1 changed files with 1 additions and 1 deletions
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llvm/utils/TableGen/CodeEmitterGen.cpp
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@ -163,7 +163,7 @@ AddCodeToMergeInOperand(Record *R, BitsInit *BI, const std::string &VarName,
--bit;
}
uint64_t opMask = ~0U >> (64-N);
uint64_t opMask = ~(uint64_t)0 >> (64-N);
int opShift = beginVarBit - N + 1;
opMask <<= opShift;
opShift = beginInstBit - beginVarBit;