diff options
| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-03-04 18:40:30 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2012-03-04 18:40:30 +0000 |
| commit | fce711cb65716f86b4e150f42cbb597bbecf7dbe (patch) | |
| tree | e88863c459efe55ae71104d7601e0986deee9ca0 /include/llvm/CodeGen/MachineInstrBuilder.h | |
| parent | 190e5a3314808fc126f18119315ce986d0689089 (diff) | |
Use <def,undef> operands when spilling NEON bundles.
MachineOperands that define part of a virtual register must have an
<undef> flag if they are not intended as read-modify-write operands.
The old trick of adding an <imp-def> operand doesn't work any longer.
Fixes PR12177.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152008 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/CodeGen/MachineInstrBuilder.h')
| -rw-r--r-- | include/llvm/CodeGen/MachineInstrBuilder.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/llvm/CodeGen/MachineInstrBuilder.h b/include/llvm/CodeGen/MachineInstrBuilder.h index a6f995bc36..99849a64c5 100644 --- a/include/llvm/CodeGen/MachineInstrBuilder.h +++ b/include/llvm/CodeGen/MachineInstrBuilder.h @@ -34,6 +34,7 @@ namespace RegState { Undef = 0x20, EarlyClobber = 0x40, Debug = 0x80, + DefineNoRead = Define | Undef, ImplicitDefine = Implicit | Define, ImplicitKill = Implicit | Kill }; |