7 files changed, 124 insertions, 1 deletions
diff --git a/lib/Target/Blackfin/Blackfin.td b/lib/Target/Blackfin/Blackfin.td
index b9046383fa..cd90962a95 100644
--- a/lib/Target/Blackfin/Blackfin.td
+++ b/lib/Target/Blackfin/Blackfin.td
@@ -74,6 +74,7 @@ def WA_IND_CALL : SubtargetFeature<"ind-call-anomaly", "wa_ind_call", "true",
 
 include "BlackfinRegisterInfo.td"
 include "BlackfinCallingConv.td"
+include "BlackfinIntrinsics.td"
 include "BlackfinInstrInfo.td"
 
 def BlackfinInstrInfo : InstrInfo {}
diff --git a/lib/Target/Blackfin/BlackfinIntrinsicInfo.cpp b/lib/Target/Blackfin/BlackfinIntrinsicInfo.cpp
new file mode 100644
index 0000000000..544dc68247
--- /dev/null
+++ b/lib/Target/Blackfin/BlackfinIntrinsicInfo.cpp
@@ -0,0 +1,53 @@
+//===- BlackfinIntrinsicInfo.cpp - Intrinsic Information --------*- 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 the Blackfin implementation of TargetIntrinsicInfo.
+//
+//===----------------------------------------------------------------------===//
+
+#include "BlackfinIntrinsicInfo.h"
+#include "llvm/Intrinsics.h"
+#include "llvm/Support/raw_ostream.h"
+#include <cstring>
+
+using namespace llvm;
+
+namespace bfinIntrinsic {
+
+  enum ID {
+    last_non_bfin_intrinsic = Intrinsic::num_intrinsics-1,
+#define GET_INTRINSIC_ENUM_VALUES
+#include "BlackfinGenIntrinsics.inc"
+#undef GET_INTRINSIC_ENUM_VALUES
+    , num_bfin_intrinsics
+  };
+
+}
+
+const char *BlackfinIntrinsicInfo::getName(unsigned IntrID) const {
+  static const char *const names[] = {
+#define GET_INTRINSIC_NAME_TABLE
+#include "BlackfinGenIntrinsics.inc"
+#undef GET_INTRINSIC_NAME_TABLE
+  };
+
+  if (IntrID < Intrinsic::num_intrinsics)
+    return 0;
+  assert(IntrID < bfinIntrinsic::num_bfin_intrinsics && "Invalid intrinsic ID");
+
+  return names[IntrID - Intrinsic::num_intrinsics];
+}
+
+unsigned
+BlackfinIntrinsicInfo::lookupName(const char *Name, unsigned Len) const {
+#define GET_FUNCTION_RECOGNIZER
+#include "BlackfinGenIntrinsics.inc"
+#undef GET_FUNCTION_RECOGNIZER
+  return 0;
+}
diff --git a/lib/Target/Blackfin/BlackfinIntrinsicInfo.h b/lib/Target/Blackfin/BlackfinIntrinsicInfo.h
new file mode 100644
index 0000000000..3b59a603ba
--- /dev/null
+++ b/lib/Target/Blackfin/BlackfinIntrinsicInfo.h
@@ -0,0 +1,28 @@
+//===- BlackfinIntrinsicInfo.h - Blackfin Intrinsic Information -*- 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 the Blackfin implementation of TargetIntrinsicInfo.
+//
+//===----------------------------------------------------------------------===//
+#ifndef BLACKFININTRINSICS_H
+#define BLACKFININTRINSICS_H
+
+#include "llvm/Target/TargetIntrinsicInfo.h"
+
+namespace llvm {
+
+  class BlackfinIntrinsicInfo : public TargetIntrinsicInfo {
+  public:
+    const char *getName(unsigned IntrID) const;
+    unsigned lookupName(const char *Name, unsigned Len) const;
+  };
+
+}
+
+#endif
diff --git a/lib/Target/Blackfin/BlackfinIntrinsics.td b/lib/Target/Blackfin/BlackfinIntrinsics.td
new file mode 100644
index 0000000000..bf02cfecf8
--- /dev/null
+++ b/lib/Target/Blackfin/BlackfinIntrinsics.td
@@ -0,0 +1,34 @@
+//===- BlackfinIntrinsics.td - Defines Blackfin intrinsics -*- tablegen -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines all of the blackfin-specific intrinsics.
+//
+//===----------------------------------------------------------------------===//
+
+let TargetPrefix = "bfin", isTarget = 1 in {
+
+//===----------------------------------------------------------------------===//
+// Core synchronisation etc.
+//
+// These intrinsics have sideeffects. Each represent a single instruction, but
+// workarounds are sometimes required depending on the cpu.
+
+// Execute csync instruction with workarounds
+def int_bfin_csync : GCCBuiltin<"__builtin_bfin_csync">,
+        Intrinsic<[llvm_void_ty]>;
+
+// Execute ssync instruction with workarounds
+def int_bfin_ssync : GCCBuiltin<"__builtin_bfin_ssync">,
+        Intrinsic<[llvm_void_ty]>;
+
+// Execute idle instruction with workarounds
+def int_bfin_idle : GCCBuiltin<"__builtin_bfin_idle">,
+        Intrinsic<[llvm_void_ty]>;
+
+}
diff --git a/lib/Target/Blackfin/BlackfinTargetMachine.h b/lib/Target/Blackfin/BlackfinTargetMachine.h
index 73ed3143f5..a14052bc4d 100644
--- a/lib/Target/Blackfin/BlackfinTargetMachine.h
+++ b/lib/Target/Blackfin/BlackfinTargetMachine.h
@@ -20,6 +20,7 @@
 #include "BlackfinInstrInfo.h"
 #include "BlackfinSubtarget.h"
 #include "BlackfinISelLowering.h"
+#include "BlackfinIntrinsicInfo.h"
 
 namespace llvm {
 
@@ -29,6 +30,7 @@ namespace llvm {
     BlackfinTargetLowering TLInfo;
     BlackfinInstrInfo InstrInfo;
     TargetFrameInfo FrameInfo;
+    BlackfinIntrinsicInfo IntrinsicInfo;
   public:
     BlackfinTargetMachine(const Target &T, const std::string &TT,
                           const std::string &FS);
@@ -47,6 +49,9 @@ namespace llvm {
     virtual const TargetData *getTargetData() const { return &DataLayout; }
     virtual bool addInstSelector(PassManagerBase &PM,
                                  CodeGenOpt::Level OptLevel);
+    const TargetIntrinsicInfo *getIntrinsicInfo() const {
+      return &IntrinsicInfo;
+    }
   };
 
 } // end namespace llvm
diff --git a/lib/Target/Blackfin/CMakeLists.txt b/lib/Target/Blackfin/CMakeLists.txt
index 6c3b2447a6..deb005d89e 100644
--- a/lib/Target/Blackfin/CMakeLists.txt
+++ b/lib/Target/Blackfin/CMakeLists.txt
@@ -9,9 +9,11 @@ tablegen(BlackfinGenAsmWriter.inc -gen-asm-writer)
 tablegen(BlackfinGenDAGISel.inc -gen-dag-isel)
 tablegen(BlackfinGenSubtarget.inc -gen-subtarget)
 tablegen(BlackfinGenCallingConv.inc -gen-callingconv)
+tablegen(BlackfinGenIntrinsics.inc -gen-tgt-intrinsic)
 
 add_llvm_target(BlackfinCodeGen
   BlackfinInstrInfo.cpp
+  BlackfinIntrinsicInfo.cpp
   BlackfinISelDAGToDAG.cpp
   BlackfinISelLowering.cpp
   BlackfinMCAsmInfo.cpp
diff --git a/lib/Target/Blackfin/Makefile b/lib/Target/Blackfin/Makefile
index c0c1bce793..c68760b2ec 100644
--- a/lib/Target/Blackfin/Makefile
+++ b/lib/Target/Blackfin/Makefile
@@ -15,7 +15,7 @@ BUILT_SOURCES = BlackfinGenRegisterInfo.h.inc BlackfinGenRegisterNames.inc \
                 BlackfinGenRegisterInfo.inc BlackfinGenInstrNames.inc \
                 BlackfinGenInstrInfo.inc BlackfinGenAsmWriter.inc \
                 BlackfinGenDAGISel.inc BlackfinGenSubtarget.inc \
-		BlackfinGenCallingConv.inc
+		BlackfinGenCallingConv.inc BlackfinGenIntrinsics.inc
 
 DIRS = AsmPrinter TargetInfo