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/ARM/ARMTargetMachine.h b/lib/Target/ARM/ARMTargetMachine.h
new file mode 100644
index 0000000..183a582
--- /dev/null
+++ b/lib/Target/ARM/ARMTargetMachine.h
@@ -0,0 +1,81 @@
+//===-- ARMTargetMachine.h - Define TargetMachine for ARM -------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file was developed by the "Instituto Nokia de Tecnologia" and
+// is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file declares the ARM specific subclass of TargetMachine.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ARMTARGETMACHINE_H
+#define ARMTARGETMACHINE_H
+
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetFrameInfo.h"
+#include "ARMInstrInfo.h"
+#include "ARMFrameInfo.h"
+#include "ARMJITInfo.h"
+#include "ARMSubtarget.h"
+#include "ARMISelLowering.h"
+
+namespace llvm {
+
+class Module;
+
+class ARMTargetMachine : public LLVMTargetMachine {
+ ARMSubtarget Subtarget;
+ const TargetData DataLayout; // Calculates type size & alignment
+ ARMInstrInfo InstrInfo;
+ ARMFrameInfo FrameInfo;
+ ARMJITInfo JITInfo;
+ ARMTargetLowering TLInfo;
+
+public:
+ ARMTargetMachine(const Module &M, const std::string &FS, bool isThumb = false);
+
+ virtual const ARMInstrInfo *getInstrInfo() const { return &InstrInfo; }
+ virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
+ virtual TargetJITInfo *getJITInfo() { return &JITInfo; }
+ virtual const MRegisterInfo *getRegisterInfo() const {
+ return &InstrInfo.getRegisterInfo();
+ }
+ virtual const TargetData *getTargetData() const { return &DataLayout; }
+ virtual const ARMSubtarget *getSubtargetImpl() const { return &Subtarget; }
+ virtual ARMTargetLowering *getTargetLowering() const {
+ return const_cast<ARMTargetLowering*>(&TLInfo);
+ }
+ static unsigned getModuleMatchQuality(const Module &M);
+ static unsigned getJITMatchQuality();
+
+ virtual const TargetAsmInfo *createTargetAsmInfo() const;
+
+ // 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);
+};
+
+/// ThumbTargetMachine - Thumb target machine.
+///
+class ThumbTargetMachine : public ARMTargetMachine {
+public:
+ ThumbTargetMachine(const Module &M, const std::string &FS);
+
+ static unsigned getJITMatchQuality();
+ static unsigned getModuleMatchQuality(const Module &M);
+};
+
+} // end namespace llvm
+
+#endif