diff options
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCInstrFormats.td | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCInstrFormats.td b/llvm/lib/Target/PowerPC/PPCInstrFormats.td index 37e26726f76..36f193be993 100644 --- a/llvm/lib/Target/PowerPC/PPCInstrFormats.td +++ b/llvm/lib/Target/PowerPC/PPCInstrFormats.td @@ -38,6 +38,11 @@ class I<bits<6> opcode, dag OOL, dag IOL, string asmstr, InstrItinClass itin> // Fields used for relation models. string BaseName = ""; + + // For cases where multiple instruction definitions really represent the + // same underlying instruction but with one definition for 64-bit arguments + // and one for 32-bit arguments, this bit breaks the degeneracy between + // the two forms and allows TableGen to generate mapping tables. bit Interpretation64Bit = 0; } |
