forked from OSchip/llvm-project
Make getMinimalPhysRegClass' comment mention what makes it different
from getPhysicalRegisterRegClass. llvm-svn: 107660
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@ -320,7 +320,8 @@ public:
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getPhysicalRegisterRegClass(unsigned Reg, EVT VT = MVT::Other) const;
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/// getMinimalPhysRegClass - Returns the Register Class of a physical
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/// register of the given type.
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/// register of the given type, picking the most sub register class of
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/// the right type that contains this physreg.
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const TargetRegisterClass *
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getMinimalPhysRegClass(unsigned Reg, EVT VT = MVT::Other) const;
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@ -61,7 +61,8 @@ TargetRegisterInfo::getPhysicalRegisterRegClass(unsigned reg, EVT VT) const {
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}
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/// getMinimalPhysRegClass - Returns the Register Class of a physical
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/// register of the given type.
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/// register of the given type, picking the most sub register class of
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/// the right type that contains this physreg.
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const TargetRegisterClass *
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TargetRegisterInfo::getMinimalPhysRegClass(unsigned reg, EVT VT) const {
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assert(isPhysicalRegister(reg) && "reg must be a physical register");
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