summaryrefslogtreecommitdiffstats
path: root/lib/CodeGen/ELFCodeEmitter.h
diff options
context:
space:
mode:
authorBruno Cardoso Lopes <bruno.cardoso@gmail.com>2009-06-03 17:47:27 +0000
committerBruno Cardoso Lopes <bruno.cardoso@gmail.com>2009-06-03 17:47:27 +0000
commit4cb31436bd90ace0e41c6aad801371538996d8c7 (patch)
tree0304477b2cafe8d3723eeeb894fa602f9bd358f1 /lib/CodeGen/ELFCodeEmitter.h
parentbae049cd9ed7a7ac683df04f457c301df082c6cb (diff)
downloadexternal_llvm-4cb31436bd90ace0e41c6aad801371538996d8c7.zip
external_llvm-4cb31436bd90ace0e41c6aad801371538996d8c7.tar.gz
external_llvm-4cb31436bd90ace0e41c6aad801371538996d8c7.tar.bz2
Move ELFCodeEmiter stuff to new files
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@72785 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/ELFCodeEmitter.h')
-rw-r--r--lib/CodeGen/ELFCodeEmitter.h87
1 files changed, 87 insertions, 0 deletions
diff --git a/lib/CodeGen/ELFCodeEmitter.h b/lib/CodeGen/ELFCodeEmitter.h
new file mode 100644
index 0000000..11ebcc8
--- /dev/null
+++ b/lib/CodeGen/ELFCodeEmitter.h
@@ -0,0 +1,87 @@
+//===-- lib/CodeGen/ELFCodeEmitter.h ----------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ELFCODEEMITTER_H
+#define ELFCODEEMITTER_H
+
+#include "ELFWriter.h"
+#include "llvm/CodeGen/MachineCodeEmitter.h"
+#include <vector>
+
+namespace llvm {
+
+ /// ELFCodeEmitter - This class is used by the ELFWriter to
+ /// emit the code for functions to the ELF file.
+ class ELFCodeEmitter : public MachineCodeEmitter {
+ ELFWriter &EW;
+ TargetMachine &TM;
+ ELFWriter::ELFSection *ES; // Section to write to.
+ std::vector<unsigned char> *OutBuffer;
+ size_t FnStart;
+ public:
+ explicit ELFCodeEmitter(ELFWriter &ew) : EW(ew), TM(EW.TM), OutBuffer(0) {}
+
+ void startFunction(MachineFunction &F);
+ bool finishFunction(MachineFunction &F);
+
+ void addRelocation(const MachineRelocation &MR) {
+ assert(0 && "relo not handled yet!");
+ }
+
+ virtual void StartMachineBasicBlock(MachineBasicBlock *MBB) {
+ }
+
+ virtual uintptr_t getConstantPoolEntryAddress(unsigned Index) const {
+ assert(0 && "CP not implementated yet!");
+ return 0;
+ }
+ virtual uintptr_t getJumpTableEntryAddress(unsigned Index) const {
+ assert(0 && "JT not implementated yet!");
+ return 0;
+ }
+
+ virtual uintptr_t getMachineBasicBlockAddress(MachineBasicBlock *MBB) const {
+ assert(0 && "JT not implementated yet!");
+ return 0;
+ }
+
+ virtual uintptr_t getLabelAddress(uint64_t Label) const {
+ assert(0 && "Label address not implementated yet!");
+ abort();
+ return 0;
+ }
+
+ virtual void emitLabel(uint64_t LabelID) {
+ assert(0 && "emit Label not implementated yet!");
+ abort();
+ }
+
+ virtual void setModuleInfo(llvm::MachineModuleInfo* MMI) { }
+
+ /// JIT SPECIFIC FUNCTIONS - DO NOT IMPLEMENT THESE HERE!
+ void startGVStub(const GlobalValue* F, unsigned StubSize,
+ unsigned Alignment = 1) {
+ assert(0 && "JIT specific function called!");
+ abort();
+ }
+ void startGVStub(const GlobalValue* F, void *Buffer, unsigned StubSize) {
+ assert(0 && "JIT specific function called!");
+ abort();
+ }
+ void *finishGVStub(const GlobalValue *F) {
+ assert(0 && "JIT specific function called!");
+ abort();
+ return 0;
+ }
+}; // end class ELFCodeEmitter
+
+} // end namespace llvm
+
+#endif
+