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Remove unused statistic

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Prefer 'neg X' to 'subfic 0, X' since neg does not set XER[CA]


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23001 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2005-08-24 05:03:20 +00:00
parent 4b46fc094d
commit c6b0717a6c
1 changed files with 5 additions and 3 deletions
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8
lib/Target/PowerPC/PPCISelDAGToDAG.cpp
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@ -28,7 +28,6 @@
using namespace llvm;
namespace {
Statistic<> Recorded("ppc-codegen", "Number of recording ops emitted");
Statistic<> FusedFP ("ppc-codegen", "Number of fused fp operations");
Statistic<> FrameOff("ppc-codegen", "Number of frame idx offsets collapsed");
@ -599,8 +598,11 @@ SDOperand PPC32DAGToDAGISel::Select(SDOperand Op) {
if (Ty == MVT::i32) {
unsigned Imm;
if (isIntImmediate(N->getOperand(0), Imm) && isInt16(Imm)) {
CurDAG->SelectNodeTo(N, Ty, PPC::SUBFIC, Select(N->getOperand(1)),
getI32Imm(Lo16(Imm)));
if (0 == Imm)
CurDAG->SelectNodeTo(N, Ty, PPC::NEG, Select(N->getOperand(1)));
else
CurDAG->SelectNodeTo(N, Ty, PPC::SUBFIC, Select(N->getOperand(1)),
getI32Imm(Lo16(Imm)));
break;
}
if (SDNode *I = SelectIntImmediateExpr(N->getOperand(0), N->getOperand(1),