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author | Chris Lattner <sabre@nondot.org> | 2006-11-06 21:44:17 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2006-11-06 21:44:17 +0000 |
commit | 1b1b737d7dc7b3330331cf65514719d719f88a43 (patch) | |
tree | 16bc9db6bca06df065a3438fee5441e52234fde3 /include/llvm/Target/TargetInstrInfo.h | |
parent | d5ad440f4371448e2c926b4f6613cc7107dd5c5c (diff) | |
download | external_llvm-1b1b737d7dc7b3330331cf65514719d719f88a43.zip external_llvm-1b1b737d7dc7b3330331cf65514719d719f88a43.tar.gz external_llvm-1b1b737d7dc7b3330331cf65514719d719f88a43.tar.bz2 |
add a flag so that predicated instructions can be recognized by branch
folding
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31479 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Target/TargetInstrInfo.h')
-rw-r--r-- | include/llvm/Target/TargetInstrInfo.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/llvm/Target/TargetInstrInfo.h b/include/llvm/Target/TargetInstrInfo.h index 4863417..2754777 100644 --- a/include/llvm/Target/TargetInstrInfo.h +++ b/include/llvm/Target/TargetInstrInfo.h @@ -80,6 +80,11 @@ const unsigned M_USES_CUSTOM_DAG_SCHED_INSERTION = 1 << 11; // operands in addition to the minimum number operands specified. const unsigned M_VARIABLE_OPS = 1 << 12; +// M_PREDICATED - Set if this instruction has a predicate that controls its +// execution. +const unsigned M_PREDICATED = 1 << 13; + + // Machine operand flags // M_LOOK_UP_PTR_REG_CLASS - Set if this operand is a pointer value and it // requires a callback to look up its register class. @@ -177,6 +182,9 @@ public: bool isTwoAddrInstr(MachineOpCode Opcode) const { return get(Opcode).Flags & M_2_ADDR_FLAG; } + bool isPredicated(MachineOpCode Opcode) const { + return get(Opcode).Flags & M_PREDICATED; + } bool isCommutableInstr(MachineOpCode Opcode) const { return get(Opcode).Flags & M_COMMUTABLE; } |