Let tblgen only generate fastisel routines, not the class definition. This makes it easier for targets to define its own fastisel class.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55679 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp
index 34d8418..5b825c2 100644
--- a/lib/Target/X86/X86FastISel.cpp
+++ b/lib/Target/X86/X86FastISel.cpp
@@ -16,17 +16,31 @@
#include "X86.h"
#include "X86RegisterInfo.h"
#include "X86ISelLowering.h"
-#include "X86FastISel.h"
#include "X86TargetMachine.h"
+#include "llvm/CodeGen/FastISel.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
+
+using namespace llvm;
+
+class X86FastISel : public FastISel {
+ /// Subtarget - Keep a pointer to the X86Subtarget around so that we can
+ /// make the right decision when generating code for different targets.
+ const X86Subtarget *Subtarget;
+
+ public:
+ explicit X86FastISel(MachineFunction &mf) : FastISel(mf) {}
+
+ virtual bool
+ TargetSelectInstruction(Instruction *I,
+ DenseMap<const Value *, unsigned> &ValueMap,
+ DenseMap<const BasicBlock *, MachineBasicBlock *> &MBBMap,
+ MachineBasicBlock *MBB);
+
#include "X86GenFastISel.inc"
-
-namespace llvm {
-
-namespace X86 {
+};
bool
-FastISel::TargetSelectInstruction(Instruction *I,
+X86FastISel::TargetSelectInstruction(Instruction *I,
DenseMap<const Value *, unsigned> &ValueMap,
DenseMap<const BasicBlock *, MachineBasicBlock *> &MBBMap,
MachineBasicBlock *MBB) {
@@ -37,6 +51,8 @@
return false;
}
-}
-
+namespace llvm {
+ llvm::FastISel *X86::createFastISel(MachineFunction &mf) {
+ return new X86FastISel(mf);
+ }
}