aboutsummaryrefslogtreecommitdiff
path: root/llvm/lib/Bitcode/Reader/BitcodeReader.h
diff options
context:
space:
mode:
authorDan Gohman <gohman@apple.com>2010-09-13 18:00:48 +0000
committerDan Gohman <gohman@apple.com>2010-09-13 18:00:48 +0000
commitbbcd04dbcc6a61d6c8b5e594cd00110d747b2882 (patch)
tree84f464d8c7baf96b1af87f4ec2c2e44ee1857449 /llvm/lib/Bitcode/Reader/BitcodeReader.h
parentc237a849e3056bd20786457d50721acb059c0200 (diff)
downloadllvm-bbcd04dbcc6a61d6c8b5e594cd00110d747b2882.zip
llvm-bbcd04dbcc6a61d6c8b5e594cd00110d747b2882.tar.gz
llvm-bbcd04dbcc6a61d6c8b5e594cd00110d747b2882.tar.bz2
Add full auto-upgrade support for LLVM 2.7 bitcode metadata.
llvm-svn: 113764
Diffstat (limited to 'llvm/lib/Bitcode/Reader/BitcodeReader.h')
-rw-r--r--llvm/lib/Bitcode/Reader/BitcodeReader.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/llvm/lib/Bitcode/Reader/BitcodeReader.h b/llvm/lib/Bitcode/Reader/BitcodeReader.h
index a5ab5d2..053121b 100644
--- a/llvm/lib/Bitcode/Reader/BitcodeReader.h
+++ b/llvm/lib/Bitcode/Reader/BitcodeReader.h
@@ -173,11 +173,18 @@ class BitcodeReader : public GVMaterializer {
/// are resolved lazily when functions are loaded.
typedef std::pair<unsigned, GlobalVariable*> BlockAddrRefTy;
DenseMap<Function*, std::vector<BlockAddrRefTy> > BlockAddrFwdRefs;
+
+ /// LLVM2_7MetadataDetected - True if metadata produced by LLVM 2.7 or
+ /// earlier was detected, in which case we behave slightly differently,
+ /// for compatibility.
+ /// FIXME: Remove in LLVM 3.0.
+ bool LLVM2_7MetadataDetected;
public:
explicit BitcodeReader(MemoryBuffer *buffer, LLVMContext &C)
: Context(C), TheModule(0), Buffer(buffer), BufferOwned(false),
- ErrorString(0), ValueList(C), MDValueList(C) {
+ ErrorString(0), ValueList(C), MDValueList(C),
+ LLVM2_7MetadataDetected(false) {
HasReversedFunctionsWithBodies = false;
}
~BitcodeReader() {