Use the space freed up by sparc and zaurus to import LLVM.

ok hackroom@

1 files changed, 63 insertions, 0 deletions

diff --git a/gnu/llvm/lib/Target/XCore/XCoreFrameLowering.h b/gnu/llvm/lib/Target/XCore/XCoreFrameLowering.h
new file mode 100644
index 00000000000..69c71adc8d3
--- /dev/null
+++ b/gnu/llvm/lib/Target/XCore/XCoreFrameLowering.h
@@ -0,0 +1,63 @@
+//===-- XCoreFrameLowering.h - Frame info for XCore Target ------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains XCore frame information that doesn't fit anywhere else
+// cleanly...
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_XCORE_XCOREFRAMELOWERING_H
+#define LLVM_LIB_TARGET_XCORE_XCOREFRAMELOWERING_H
+
+#include "llvm/Target/TargetFrameLowering.h"
+#include "llvm/Target/TargetMachine.h"
+
+namespace llvm {
+  class XCoreSubtarget;
+
+  class XCoreFrameLowering: public TargetFrameLowering {
+  public:
+    XCoreFrameLowering(const XCoreSubtarget &STI);
+
+    /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
+    /// the function.
+    void emitPrologue(MachineFunction &MF,
+                      MachineBasicBlock &MBB) const override;
+    void emitEpilogue(MachineFunction &MF,
+                      MachineBasicBlock &MBB) const override;
+
+    bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
+                                  MachineBasicBlock::iterator MI,
+                                  const std::vector<CalleeSavedInfo> &CSI,
+                                  const TargetRegisterInfo *TRI) const override;
+    bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
+                                  MachineBasicBlock::iterator MI,
+                                  const std::vector<CalleeSavedInfo> &CSI,
+                                  const TargetRegisterInfo *TRI) const override;
+
+    void eliminateCallFramePseudoInstr(MachineFunction &MF,
+                                  MachineBasicBlock &MBB,
+                                  MachineBasicBlock::iterator I) const override;
+
+    bool hasFP(const MachineFunction &MF) const override;
+
+    void determineCalleeSaves(MachineFunction &MF, BitVector &SavedRegs,
+                              RegScavenger *RS = nullptr) const override;
+
+    void processFunctionBeforeFrameFinalized(MachineFunction &MF,
+                                     RegScavenger *RS = nullptr) const override;
+
+    //! Stack slot size (4 bytes)
+    static int stackSlotSize() {
+      return 4;
+    }
+  };
+}
+
+#endif