It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaTargetMachine.h b/lib/Target/Alpha/AlphaTargetMachine.h
new file mode 100644
index 0000000..5a57f63
--- /dev/null
+++ b/lib/Target/Alpha/AlphaTargetMachine.h
@@ -0,0 +1,73 @@
+//===-- AlphaTargetMachine.h - Define TargetMachine for Alpha ---*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the LLVM research group and is distributed under
+// the University of Illinois Open Source License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the Alpha-specific subclass of TargetMachine.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ALPHA_TARGETMACHINE_H
+#define ALPHA_TARGETMACHINE_H
+
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetFrameInfo.h"
+#include "AlphaInstrInfo.h"
+#include "AlphaJITInfo.h"
+#include "AlphaISelLowering.h"
+#include "AlphaSubtarget.h"
+
+namespace llvm {
+
+class GlobalValue;
+
+class AlphaTargetMachine : public LLVMTargetMachine {
+ const TargetData DataLayout; // Calculates type size & alignment
+ AlphaInstrInfo InstrInfo;
+ TargetFrameInfo FrameInfo;
+ AlphaJITInfo JITInfo;
+ AlphaSubtarget Subtarget;
+ AlphaTargetLowering TLInfo;
+
+protected:
+ virtual const TargetAsmInfo *createTargetAsmInfo() const;
+
+public:
+ AlphaTargetMachine(const Module &M, const std::string &FS);
+
+ virtual const AlphaInstrInfo *getInstrInfo() const { return &InstrInfo; }
+ virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
+ virtual const TargetSubtarget *getSubtargetImpl() const{ return &Subtarget; }
+ virtual const MRegisterInfo *getRegisterInfo() const {
+ return &InstrInfo.getRegisterInfo();
+ }
+ virtual TargetLowering* getTargetLowering() const {
+ return const_cast<AlphaTargetLowering*>(&TLInfo);
+ }
+ virtual const TargetData *getTargetData() const { return &DataLayout; }
+ virtual TargetJITInfo* getJITInfo() {
+ return &JITInfo;
+ }
+
+ static unsigned getJITMatchQuality();
+ static unsigned getModuleMatchQuality(const Module &M);
+
+ // Pass Pipeline Configuration
+ virtual bool addInstSelector(FunctionPassManager &PM, bool Fast);
+ virtual bool addPreEmitPass(FunctionPassManager &PM, bool Fast);
+ virtual bool addAssemblyEmitter(FunctionPassManager &PM, bool Fast,
+ std::ostream &Out);
+ virtual bool addCodeEmitter(FunctionPassManager &PM, bool Fast,
+ MachineCodeEmitter &MCE);
+ virtual bool addSimpleCodeEmitter(FunctionPassManager &PM, bool Fast,
+ MachineCodeEmitter &MCE);
+};
+
+} // end namespace llvm
+
+#endif