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Add comment to clarify what MachineConstantPoolEntry::isMachineConstantPoolEntry() means.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128204 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-03-24 06:28:45 +00:00
parent d700617193
commit acdddfedd1
1 changed files with 4 additions and 1 deletions
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5
include/llvm/CodeGen/MachineConstantPool.h
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@ -80,7 +80,7 @@ public:
} Val; } Val;
/// The required alignment for this entry. The top bit is set when Val is /// The required alignment for this entry. The top bit is set when Val is
/// a MachineConstantPoolValue. /// a target specific MachineConstantPoolValue.
unsigned Alignment; unsigned Alignment;
MachineConstantPoolEntry(const Constant *V, unsigned A) MachineConstantPoolEntry(const Constant *V, unsigned A)
@ -93,6 +93,9 @@ public:
Alignment |= 1U << (sizeof(unsigned)*CHAR_BIT-1); Alignment |= 1U << (sizeof(unsigned)*CHAR_BIT-1);
} }
/// isMachineConstantPoolEntry - Return true if the MachineConstantPoolEntry
/// is indeed a target specific constantpool entry, not a wrapper over a
/// Constant.
bool isMachineConstantPoolEntry() const { bool isMachineConstantPoolEntry() const {
return (int)Alignment < 0; return (int)Alignment < 0;
} }