[llvm-commits] CVS: llvm/lib/Target/PowerPC/PowerPCSubtarget.cpp PowerPCSubtarget.h PowerPCTargetMachine.cpp PowerPCTargetMachine.h
Nate Begeman
natebegeman at mac.com
Thu Aug 4 00:12:21 PDT 2005
Changes in directory llvm/lib/Target/PowerPC:
PowerPCSubtarget.cpp added (r1.1)
PowerPCSubtarget.h added (r1.1)
PowerPCTargetMachine.cpp updated: 1.57 -> 1.58
PowerPCTargetMachine.h updated: 1.13 -> 1.14
---
Log message:
Add Subtarget support to PowerPC. Next up, using it.
---
Diffs of the changes: (+114 -8)
PowerPCSubtarget.cpp | 54 +++++++++++++++++++++++++++++++++++++++++++++++
PowerPCSubtarget.h | 48 +++++++++++++++++++++++++++++++++++++++++
PowerPCTargetMachine.cpp | 8 +++---
PowerPCTargetMachine.h | 12 ++++++----
4 files changed, 114 insertions(+), 8 deletions(-)
Index: llvm/lib/Target/PowerPC/PowerPCSubtarget.cpp
diff -c /dev/null llvm/lib/Target/PowerPC/PowerPCSubtarget.cpp:1.1
*** /dev/null Thu Aug 4 02:12:19 2005
--- llvm/lib/Target/PowerPC/PowerPCSubtarget.cpp Thu Aug 4 02:12:08 2005
***************
*** 0 ****
--- 1,54 ----
+ //===- PowerPCSubtarget.cpp - PPC Subtarget Information ---------*- C++ -*-===//
+ //
+ // The LLVM Compiler Infrastructure
+ //
+ // This file was developed by Nate Begeman and is distributed under the
+ // University of Illinois Open Source License. See LICENSE.TXT for details.
+ //
+ //===----------------------------------------------------------------------===//
+ //
+ // This file implements the PPC specific subclass of TargetSubtarget.
+ //
+ //===----------------------------------------------------------------------===//
+
+ #include "PowerPCSubtarget.h"
+ #include "llvm/Module.h"
+
+ #if defined(__APPLE__)
+ #include <mach/mach.h>
+ #include <mach/mach_host.h>
+ #include <mach/host_info.h>
+ #include <mach/machine.h>
+
+ static boolean_t IsGP() {
+ host_basic_info_data_t hostInfo;
+ mach_msg_type_number_t infoCount;
+
+ infoCount = HOST_BASIC_INFO_COUNT;
+ host_info(mach_host_self(), HOST_BASIC_INFO, (host_info_t)&hostInfo,
+ &infoCount);
+
+ return ((hostInfo.cpu_type == CPU_TYPE_POWERPC) &&
+ (hostInfo.cpu_subtype == CPU_SUBTYPE_POWERPC_970));
+ }
+ #endif
+
+ using namespace llvm;
+
+ PPCSubtarget::PPCSubtarget(const Module &M)
+ : TargetSubtarget(), stackAlignment(16), isGigaProcessor(false), isAIX(false),
+ isDarwin(false) {
+ // Set the boolean corresponding to the current target triple, or the default
+ // if one cannot be determined, to true.
+ const std::string& TT = M.getTargetTriple();
+ if (TT.length() > 5) {
+ isDarwin = TT.find("darwin") != std::string::npos;
+ } else if (TT.empty()) {
+ #if defined(_POWER)
+ isAIX = true;
+ #elif defined(__APPLE__)
+ isDarwin = true;
+ isGigaProcessor = IsGP();
+ #endif
+ }
+ }
Index: llvm/lib/Target/PowerPC/PowerPCSubtarget.h
diff -c /dev/null llvm/lib/Target/PowerPC/PowerPCSubtarget.h:1.1
*** /dev/null Thu Aug 4 02:12:21 2005
--- llvm/lib/Target/PowerPC/PowerPCSubtarget.h Thu Aug 4 02:12:08 2005
***************
*** 0 ****
--- 1,48 ----
+ //=====-- PowerPCSubtarget.h - Define Subtarget for the PPC ---*- C++ -*--====//
+ //
+ // The LLVM Compiler Infrastructure
+ //
+ // This file was developed by Nate Begeman and is distributed under the
+ // University of Illinois Open Source License. See LICENSE.TXT for details.
+ //
+ //===----------------------------------------------------------------------===//
+ //
+ // This file declares the X86 specific subclass of TargetSubtarget.
+ //
+ //===----------------------------------------------------------------------===//
+
+ #ifndef POWERPCSUBTARGET_H
+ #define POWERPCSUBTARGET_H
+
+ #include "llvm/Target/TargetSubtarget.h"
+
+ namespace llvm {
+ class Module;
+
+ class PPCSubtarget : public TargetSubtarget {
+ protected:
+ /// stackAlignment - The minimum alignment known to hold of the stack frame on
+ /// entry to the function and which must be maintained by every function.
+ unsigned stackAlignment;
+
+ /// Used by the ISel to turn in optimizations for POWER4-derived architectures
+ bool isGigaProcessor;
+ bool isAIX;
+ bool isDarwin;
+ public:
+ /// This constructor initializes the data members to match that
+ /// of the specified module.
+ ///
+ PPCSubtarget(const Module &M);
+
+ /// getStackAlignment - Returns the minimum alignment known to hold of the
+ /// stack frame on entry to the function and which must be maintained by every
+ /// function for this subtarget.
+ unsigned getStackAlignment() const { return stackAlignment; }
+
+ bool IsAIX() const { return isAIX; }
+ bool IsDarwin() const { return isDarwin; }
+ };
+ } // End llvm namespace
+
+ #endif
Index: llvm/lib/Target/PowerPC/PowerPCTargetMachine.cpp
diff -u llvm/lib/Target/PowerPC/PowerPCTargetMachine.cpp:1.57 llvm/lib/Target/PowerPC/PowerPCTargetMachine.cpp:1.58
--- llvm/lib/Target/PowerPC/PowerPCTargetMachine.cpp:1.57 Wed Jul 27 01:12:33 2005
+++ llvm/lib/Target/PowerPC/PowerPCTargetMachine.cpp Thu Aug 4 02:12:08 2005
@@ -59,10 +59,10 @@
PowerPCTargetMachine::PowerPCTargetMachine(const std::string &name,
IntrinsicLowering *IL,
+ const Module &M,
const TargetData &TD,
const PowerPCFrameInfo &TFI)
- : TargetMachine(name, IL, TD), FrameInfo(TFI)
-{}
+: TargetMachine(name, IL, TD), FrameInfo(TFI), Subtarget(M) {}
unsigned PPC32TargetMachine::getJITMatchQuality() {
#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)
@@ -177,14 +177,14 @@
/// PowerPCTargetMachine ctor - Create an ILP32 architecture model
///
PPC32TargetMachine::PPC32TargetMachine(const Module &M, IntrinsicLowering *IL)
- : PowerPCTargetMachine(PPC32ID, IL,
+ : PowerPCTargetMachine(PPC32ID, IL, M,
TargetData(PPC32ID,false,4,4,4,4,4,4,2,1,1),
PowerPCFrameInfo(*this, false)), JITInfo(*this) {}
/// PPC64TargetMachine ctor - Create a LP64 architecture model
///
PPC64TargetMachine::PPC64TargetMachine(const Module &M, IntrinsicLowering *IL)
- : PowerPCTargetMachine(PPC64ID, IL,
+ : PowerPCTargetMachine(PPC64ID, IL, M,
TargetData(PPC64ID,false,8,4,4,4,4,4,2,1,1),
PowerPCFrameInfo(*this, true)) {}
Index: llvm/lib/Target/PowerPC/PowerPCTargetMachine.h
diff -u llvm/lib/Target/PowerPC/PowerPCTargetMachine.h:1.13 llvm/lib/Target/PowerPC/PowerPCTargetMachine.h:1.14
--- llvm/lib/Target/PowerPC/PowerPCTargetMachine.h:1.13 Fri Jun 24 21:48:37 2005
+++ llvm/lib/Target/PowerPC/PowerPCTargetMachine.h Thu Aug 4 02:12:08 2005
@@ -14,9 +14,11 @@
#ifndef POWERPC_TARGETMACHINE_H
#define POWERPC_TARGETMACHINE_H
-#include "PowerPCFrameInfo.h"
#include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetFrameInfo.h"
#include "llvm/PassManager.h"
+#include "PowerPCFrameInfo.h"
+#include "PowerPCSubtarget.h"
namespace llvm {
@@ -24,13 +26,15 @@
class IntrinsicLowering;
class PowerPCTargetMachine : public TargetMachine {
- PowerPCFrameInfo FrameInfo;
-
+ PowerPCFrameInfo FrameInfo;
+ PPCSubtarget Subtarget;
protected:
PowerPCTargetMachine(const std::string &name, IntrinsicLowering *IL,
- const TargetData &TD, const PowerPCFrameInfo &TFI);
+ const Module &M, const TargetData &TD,
+ const PowerPCFrameInfo &TFI);
public:
virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
+ virtual const TargetSubtarget *getSubtargetImpl() const{ return &Subtarget; }
virtual bool addPassesToEmitFile(PassManager &PM, std::ostream &Out,
CodeGenFileType FileType);
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