[llvm-commits] CVS: llvm/lib/Target/PowerPC/PPC32ISelLowering.cpp
Nate Begeman
natebegeman at mac.com
Mon Aug 22 22:42:48 PDT 2005
Changes in directory llvm/lib/Target/PowerPC:
PPC32ISelLowering.cpp updated: 1.4 -> 1.5
---
Log message:
Add an option to make SetCC illegal as a beta option
---
Diffs of the changes: (+10 -0)
PPC32ISelLowering.cpp | 10 ++++++++++
1 files changed, 10 insertions(+)
Index: llvm/lib/Target/PowerPC/PPC32ISelLowering.cpp
diff -u llvm/lib/Target/PowerPC/PPC32ISelLowering.cpp:1.4 llvm/lib/Target/PowerPC/PPC32ISelLowering.cpp:1.5
--- llvm/lib/Target/PowerPC/PPC32ISelLowering.cpp:1.4 Tue Aug 16 19:40:22 2005
+++ llvm/lib/Target/PowerPC/PPC32ISelLowering.cpp Tue Aug 23 00:42:36 2005
@@ -17,9 +17,15 @@
#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) {
@@ -78,6 +84,10 @@
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); //
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