Remove option to make SetCC illegal on PowerPC after long discussion with

Chris.  This will be accomplished through correctly modeling CR's and
subregs.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23056 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman 2005-08-25 20:01:10 +00:00
parent 43247a157b
commit c8e27db5c5

View File

@ -17,15 +17,8 @@
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/Function.h"
#include "llvm/Support/CommandLine.h"
using namespace llvm;
namespace llvm {
cl::opt<bool> SetCCIllegal("ppc-setcc-is-illegal", cl::Hidden,
cl::desc("Make ISD::SETCC illegal on PowerPC"));
}
PPC32TargetLowering::PPC32TargetLowering(TargetMachine &TM)
: TargetLowering(TM) {
@ -84,10 +77,6 @@ PPC32TargetLowering::PPC32TargetLowering(TargetMachine &TM)
setOperationAction(ISD::SINT_TO_FP, MVT::i32, Expand);
setOperationAction(ISD::UINT_TO_FP, MVT::i32, Expand);
// PowerPC does not have SETCC
if (SetCCIllegal)
setOperationAction(ISD::SETCC, MVT::i32, Expand);
setSetCCResultContents(ZeroOrOneSetCCResult);
addLegalFPImmediate(+0.0); // Necessary for FSEL
addLegalFPImmediate(-0.0); //