[MIR] Add support for printing and parsing target MMO flags
Summary: Add target hooks for printing and parsing target MMO flags.
Targets may override getSerializableMachineMemOperandTargetFlags() to
return a mapping from string to flag value for target MMO values that
should be serialized/parsed in MIR output.
Add implementation of this hook for AArch64 SuppressPair MMO flag.
Reviewers: bogner, hfinkel, qcolombet, MatzeB
Subscribers: mcrosier, javed.absar, llvm-commits
Differential Revision: https://reviews.llvm.org/D34962
llvm-svn: 307877
diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp
index ca39db4..afea557 100644
--- a/llvm/lib/CodeGen/MachineInstr.cpp
+++ b/llvm/lib/CodeGen/MachineInstr.cpp
@@ -752,6 +752,12 @@
OS << "(dereferenceable)";
if (isInvariant())
OS << "(invariant)";
+ if (getFlags() & MOTargetFlag1)
+ OS << "(flag1)";
+ if (getFlags() & MOTargetFlag2)
+ OS << "(flag2)";
+ if (getFlags() & MOTargetFlag3)
+ OS << "(flag3)";
}
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