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| author | Peter Collingbourne <peter@pcc.me.uk> | 2013-09-16 01:08:15 +0000 |
|---|---|---|
| committer | Peter Collingbourne <peter@pcc.me.uk> | 2013-09-16 01:08:15 +0000 |
| commit | 3fa50f9b0529f046c27a0a9d7f93732138638a6c (patch) | |
| tree | 5839a9eb7a11a3ca38a19c38dbb0cd1760ee7e5e /llvm/lib/Bitcode/Writer | |
| parent | 3ee2bf6a627fcd2e872eaa748bb886ff3d4faa12 (diff) | |
| download | bcm5719-llvm-3fa50f9b0529f046c27a0a9d7f93732138638a6c.tar.gz bcm5719-llvm-3fa50f9b0529f046c27a0a9d7f93732138638a6c.zip | |
Implement function prefix data as an IR feature.
Previous discussion:
http://lists.cs.uiuc.edu/pipermail/llvmdev/2013-July/063909.html
Differential Revision: http://llvm-reviews.chandlerc.com/D1191
llvm-svn: 190773
Diffstat (limited to 'llvm/lib/Bitcode/Writer')
| -rw-r--r-- | llvm/lib/Bitcode/Writer/BitcodeWriter.cpp | 6 | ||||
| -rw-r--r-- | llvm/lib/Bitcode/Writer/ValueEnumerator.cpp | 5 |
2 files changed, 10 insertions, 1 deletions
diff --git a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp index ed3c267b2dd..46eff4e634f 100644 --- a/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp +++ b/llvm/lib/Bitcode/Writer/BitcodeWriter.cpp @@ -632,7 +632,7 @@ static void WriteModuleInfo(const Module *M, const ValueEnumerator &VE, // Emit the function proto information. for (Module::const_iterator F = M->begin(), E = M->end(); F != E; ++F) { // FUNCTION: [type, callingconv, isproto, linkage, paramattrs, alignment, - // section, visibility, gc, unnamed_addr] + // section, visibility, gc, unnamed_addr, prefix] Vals.push_back(VE.getTypeID(F->getType())); Vals.push_back(F->getCallingConv()); Vals.push_back(F->isDeclaration()); @@ -643,6 +643,8 @@ static void WriteModuleInfo(const Module *M, const ValueEnumerator &VE, Vals.push_back(getEncodedVisibility(F)); Vals.push_back(F->hasGC() ? GCMap[F->getGC()] : 0); Vals.push_back(F->hasUnnamedAddr()); + Vals.push_back(F->hasPrefixData() ? (VE.getValueID(F->getPrefixData()) + 1) + : 0); unsigned AbbrevToUse = 0; Stream.EmitRecord(bitc::MODULE_CODE_FUNCTION, Vals, AbbrevToUse); @@ -1863,6 +1865,8 @@ static void WriteModuleUseLists(const Module *M, ValueEnumerator &VE, WriteUseList(FI, VE, Stream); if (!FI->isDeclaration()) WriteFunctionUseList(FI, VE, Stream); + if (FI->hasPrefixData()) + WriteUseList(FI->getPrefixData(), VE, Stream); } // Write the aliases. diff --git a/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp b/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp index 8bac6da8928..a1641043b22 100644 --- a/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp +++ b/llvm/lib/Bitcode/Writer/ValueEnumerator.cpp @@ -60,6 +60,11 @@ ValueEnumerator::ValueEnumerator(const Module *M) { I != E; ++I) EnumerateValue(I->getAliasee()); + // Enumerate the prefix data constants. + for (Module::const_iterator I = M->begin(), E = M->end(); I != E; ++I) + if (I->hasPrefixData()) + EnumerateValue(I->getPrefixData()); + // Insert constants and metadata that are named at module level into the slot // pool so that the module symbol table can refer to them... EnumerateValueSymbolTable(M->getValueSymbolTable()); |
