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author | Chris Lattner <sabre@nondot.org> | 2008-08-29 17:19:30 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2008-08-29 17:19:30 +0000 |
commit | 828db8a2f90e0e3faf27c1fe69a632c666e3a343 (patch) | |
tree | 56cf854c2a900b3e014d12d37823ab3aa9a0849b /lib/VMCore | |
parent | 33e4e610b50e8bf25974dbb22f4b4035680ae95d (diff) | |
download | llvm-828db8a2f90e0e3faf27c1fe69a632c666e3a343.tar.gz llvm-828db8a2f90e0e3faf27c1fe69a632c666e3a343.tar.bz2 llvm-828db8a2f90e0e3faf27c1fe69a632c666e3a343.tar.xz |
Asmprint nameless instructions as:
%4 = add ...
instead of:
add ... ; 4
This makes opt -print-cfg output actually usable and makes .ll files
generally easier to read. This fixes PR2480
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55541 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore')
-rw-r--r-- | lib/VMCore/AsmWriter.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/VMCore/AsmWriter.cpp b/lib/VMCore/AsmWriter.cpp index 21fb925782..80ecea3d6a 100644 --- a/lib/VMCore/AsmWriter.cpp +++ b/lib/VMCore/AsmWriter.cpp @@ -1486,7 +1486,7 @@ void AssemblyWriter::printInfoComment(const Value &V) { printType(V.getType()); Out << '>'; - if (!V.hasName()) { + if (!V.hasName() && !isa<Instruction>(V)) { int SlotNum; if (const GlobalValue *GV = dyn_cast<GlobalValue>(&V)) SlotNum = Machine.getGlobalSlot(GV); @@ -1511,6 +1511,13 @@ void AssemblyWriter::printInstruction(const Instruction &I) { if (I.hasName()) { PrintLLVMName(Out, &I); Out << " = "; + } else if (I.getType() != Type::VoidTy) { + // Print out the def slot taken. + int SlotNum = Machine.getLocalSlot(&I); + if (SlotNum == -1) + Out << "<badref> = "; + else + Out << '%' << SlotNum << " = "; } // If this is a volatile load or store, print out the volatile marker. |