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Add a similar templated cast for getSubtarget off of the MachineFunction

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to save typing a lot of static_casts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@227621 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2015-01-30 22:02:19 +00:00
parent ed16028786
commit a60636bffb
1 changed files with 7 additions and 0 deletions
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7
include/llvm/CodeGen/MachineFunction.h
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@ -176,6 +176,13 @@ public:
const TargetSubtargetInfo &getSubtarget() const { return *STI; }
void setSubtarget(const TargetSubtargetInfo *ST) { STI = ST; }
/// getSubtarget - This method returns a pointer to the specified type of
/// TargetSubtargetInfo. In debug builds, it verifies that the object being
/// returned is of the correct type.
template<typename STC> const STC &getSubtarget() const {
return *static_cast<const STC *>(STI);
}
/// getRegInfo - Return information about the registers currently in use.
///
MachineRegisterInfo &getRegInfo() { return *RegInfo; }