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[MachineInstr] Add mayLoadOrStore API. NFC.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@237955 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chad Rosier 2015-05-21 21:00:30 +00:00
parent 3e5034d130
commit f8330b43ee
1 changed files with 5 additions and 1 deletions
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6
include/llvm/CodeGen/MachineInstr.h
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@ -560,7 +560,6 @@ public:
return hasProperty(MCID::MayLoad, Type); return hasProperty(MCID::MayLoad, Type);
} }
/// Return true if this instruction could possibly modify memory. /// Return true if this instruction could possibly modify memory.
/// Instructions with this flag set are not necessarily simple store /// Instructions with this flag set are not necessarily simple store
/// instructions, they may store a modified value based on their operands, or /// instructions, they may store a modified value based on their operands, or
@ -574,6 +573,11 @@ public:
return hasProperty(MCID::MayStore, Type); return hasProperty(MCID::MayStore, Type);
} }
/// Return true if this instruction could possibly read or modify memory.
bool mayLoadOrStore(QueryType Type = AnyInBundle) const {
return mayLoad(Type) || mayStore(Type);
}
//===--------------------------------------------------------------------===// //===--------------------------------------------------------------------===//
// Flags that indicate whether an instruction can be modified by a method. // Flags that indicate whether an instruction can be modified by a method.
//===--------------------------------------------------------------------===// //===--------------------------------------------------------------------===//