diff options
Diffstat (limited to 'include/llvm')
| -rw-r--r-- | include/llvm/Target/Target.td | 1 | ||||
| -rw-r--r-- | include/llvm/Target/TargetInstrDesc.h | 8 |
2 files changed, 8 insertions, 1 deletions
diff --git a/include/llvm/Target/Target.td b/include/llvm/Target/Target.td index ad1a816..809e088 100644 --- a/include/llvm/Target/Target.td +++ b/include/llvm/Target/Target.td @@ -198,6 +198,7 @@ class Instruction { bit isReturn = 0; // Is this instruction a return instruction? bit isBranch = 0; // Is this instruction a branch instruction? bit isIndirectBranch = 0; // Is this instruction an indirect branch? + bit isCompare = 0; // Is this instruction a comparison instruction? bit isBarrier = 0; // Can control flow fall through this instruction? bit isCall = 0; // Is this instruction a call instruction? bit canFoldAsLoad = 0; // Can this be folded as a simple memory operand? diff --git a/include/llvm/Target/TargetInstrDesc.h b/include/llvm/Target/TargetInstrDesc.h index 8f0a6cb..6a08e8f 100644 --- a/include/llvm/Target/TargetInstrDesc.h +++ b/include/llvm/Target/TargetInstrDesc.h @@ -105,6 +105,7 @@ namespace TID { IndirectBranch, Predicable, NotDuplicable, + Compare, DelaySlot, FoldableAsLoad, MayLoad, @@ -315,7 +316,7 @@ public: bool isIndirectBranch() const { return Flags & (1 << TID::IndirectBranch); } - + /// isConditionalBranch - Return true if this is a branch which may fall /// through to the next instruction or may transfer control flow to some other /// block. The TargetInstrInfo::AnalyzeBranch method can be used to get more @@ -340,6 +341,11 @@ public: return Flags & (1 << TID::Predicable); } + /// isCompare - Return true if this instruction is a comparison. + bool isCompare() const { + return Flags & (1 << TID::Compare); + } + /// isNotDuplicable - Return true if this instruction cannot be safely /// duplicated. For example, if the instruction has a unique labels attached /// to it, duplicating it would cause multiple definition errors. |