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Verify that MachineMemOperand alignment is a non-zero power of 2.

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llvm-svn: 53262
This commit is contained in:
Dan Gohman 2008-07-08 23:47:04 +00:00
parent 5b24b3baef
commit 286e8f7295
1 changed files with 1 additions and 0 deletions
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lib/CodeGen/MachineInstr.cpp
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@ -246,6 +246,7 @@ MachineMemOperand::MachineMemOperand(const Value *v, unsigned int f,
int64_t o, uint64_t s, unsigned int a)
: Offset(o), Size(s), V(v),
Flags((f & 7) | ((Log2_32(a) + 1) << 3)) {
assert(isPowerOf2_32(a) && "Alignment is not a power of 2!");
}
//===----------------------------------------------------------------------===//