maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[DAG] Avoid APInt copies by directly using the APInt reference from getAPIntValue. NFCI.

This commit is contained in:
Simon Pilgrim 2021-02-16 12:40:10 +00:00
parent dd879f7dc9
commit 420420de57
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
View File

@ -5315,8 +5315,8 @@ SDValue SelectionDAG::getNode(unsigned Opcode, const SDLoc &DL, EVT VT,
assert(N1.getValueType() == N2.getValueType() && assert(N1.getValueType() == N2.getValueType() &&
N1.getValueType() == VT && "Binary operator types must match!"); N1.getValueType() == VT && "Binary operator types must match!");
if (N2C && (N1.getOpcode() == ISD::VSCALE) && Flags.hasNoSignedWrap()) { if (N2C && (N1.getOpcode() == ISD::VSCALE) && Flags.hasNoSignedWrap()) {
APInt MulImm = cast<ConstantSDNode>(N1->getOperand(0))->getAPIntValue(); const APInt &MulImm = N1->getConstantOperandAPInt(0);
APInt N2CImm = N2C->getAPIntValue(); const APInt &N2CImm = N2C->getAPIntValue();
return getVScale(DL, VT, MulImm * N2CImm); return getVScale(DL, VT, MulImm * N2CImm);
} }
break; break;
@ -5369,8 +5369,8 @@ SDValue SelectionDAG::getNode(unsigned Opcode, const SDLoc &DL, EVT VT,
break; break;
case ISD::SHL: case ISD::SHL:
if (N2C && (N1.getOpcode() == ISD::VSCALE) && Flags.hasNoSignedWrap()) { if (N2C && (N1.getOpcode() == ISD::VSCALE) && Flags.hasNoSignedWrap()) {
APInt MulImm = cast<ConstantSDNode>(N1->getOperand(0))->getAPIntValue(); const APInt &MulImm = N1->getConstantOperandAPInt(0);
APInt ShiftImm = N2C->getAPIntValue(); const APInt &ShiftImm = N2C->getAPIntValue();
return getVScale(DL, VT, MulImm << ShiftImm); return getVScale(DL, VT, MulImm << ShiftImm);
} }
LLVM_FALLTHROUGH; LLVM_FALLTHROUGH;