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Simplify handling of decompression

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@17769 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2004-11-14 22:00:09 +00:00
parent 61aaf2e0af
commit d3539b8a5e
1 changed files with 4 additions and 15 deletions
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19
lib/Bytecode/Reader/Reader.h
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@ -47,13 +47,14 @@ public:
BytecodeReader(
BytecodeHandler* h = 0
) {
decompressedBlock = 0;
Handler = h;
}
~BytecodeReader() {
freeState();
if (bi.buff != 0)
::free(bi.buff);
if (decompressedBlock)
::free(decompressedBlock);
}
/// @}
@ -67,18 +68,6 @@ public:
/// @brief The type used for a vector of potentially abstract types
typedef std::vector<PATypeHolder> TypeListTy;
/// This structure is only used when a bytecode file is compressed.
/// As bytecode is being decompressed, the memory buffer might need
/// to be reallocated. The buffer allocation is handled in a callback
/// and this structure is needed to retain information across calls
/// to the callback.
/// @brief An internal buffer object used for handling decompression
struct BufferInfo {
char* buff;
unsigned size;
BufferInfo() { buff = 0; size = 0; }
};
/// This type provides a vector of Value* via the User class for
/// storage of Values that have been constructed when reading the
/// bytecode. Because of forward referencing, constant replacement
@ -251,7 +240,7 @@ protected:
/// @name Data
/// @{
private:
BufferInfo bi; ///< Buffer info for decompression
char* decompressedBlock; ///< Result of decompression
BufPtr MemStart; ///< Start of the memory buffer
BufPtr MemEnd; ///< End of the memory buffer
BufPtr BlockStart; ///< Start of current block being parsed