Return true if this instruction reads Reg.
Synopsis
Declared in <llvm/CodeGen/MachineInstr.h>
bool
readsRegister(
Register Reg,
TargetRegisterInfo const* TRI) const;Description
With a non‐null TRI, also matches a read of a super‐register. Partial redefines of virtual registers are not counted as reads.
Return Value
True if Reg is read.
Parameters
Name |
Description |
Reg |
Register whose read is queried. |
TRI |
Optional target register info for super‐register checks. |
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