Differential D99083 Diff 339103 llvm/lib/Target/RISCV/RISCVRegisterInfo.cpp

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Show First 20 Lines • Show All 95 Lines • ▼ Show 20 Lines	if (TFI->hasBP(MF))
markSuperRegs(Reserved, RISCVABI::getBPReg()); // bp		markSuperRegs(Reserved, RISCVABI::getBPReg()); // bp

// V registers for code generation. We handle them manually.		// V registers for code generation. We handle them manually.
markSuperRegs(Reserved, RISCV::VL);		markSuperRegs(Reserved, RISCV::VL);
markSuperRegs(Reserved, RISCV::VTYPE);		markSuperRegs(Reserved, RISCV::VTYPE);
markSuperRegs(Reserved, RISCV::VXSAT);		markSuperRegs(Reserved, RISCV::VXSAT);
markSuperRegs(Reserved, RISCV::VXRM);		markSuperRegs(Reserved, RISCV::VXRM);

		// Floating point environment registers.
		markSuperRegs(Reserved, RISCV::FRM);
		markSuperRegs(Reserved, RISCV::FFLAGS);
		markSuperRegs(Reserved, RISCV::FCSR);

assert(checkAllSuperRegsMarked(Reserved));		assert(checkAllSuperRegsMarked(Reserved));
return Reserved;		return Reserved;
}		}

bool RISCVRegisterInfo::isAsmClobberable(const MachineFunction &MF,		bool RISCVRegisterInfo::isAsmClobberable(const MachineFunction &MF,
MCRegister PhysReg) const {		MCRegister PhysReg) const {
return !MF.getSubtarget<RISCVSubtarget>().isRegisterReservedByUser(PhysReg);		return !MF.getSubtarget<RISCVSubtarget>().isRegisterReservedByUser(PhysReg);
}		}
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