Do IMPLICIT_DEFs on incoming args' hard regs, to avoid confusing the regalloc.

Support single-fp incoming args.
Support single-fp outgoing args ('call' operands).
Support double-fp return values.

llvm-svn: 14880

1 files changed, 0 insertions, 118 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCTargetMachine.cpp b/llvm/lib/Target/PowerPC/PPCTargetMachine.cpp
deleted file mode 100644
index 25c7fc0959e..00000000000
--- a/llvm/lib/Target/PowerPC/PPCTargetMachine.cpp
+++ /dev/null
@@ -1,118 +0,0 @@
-//===-- PowerPCTargetMachine.cpp - Define TargetMachine for PowerPC -------===//
-// 
-//                     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.
-// 
-//===----------------------------------------------------------------------===//
-// 
-//
-//===----------------------------------------------------------------------===//
-
-#include "PowerPCTargetMachine.h"
-#include "PowerPC.h"
-#include "llvm/Module.h"
-#include "llvm/PassManager.h"
-#include "llvm/CodeGen/IntrinsicLowering.h"
-#include "llvm/CodeGen/MachineFunction.h"
-#include "llvm/CodeGen/Passes.h"
-#include "llvm/Target/TargetOptions.h"
-#include "llvm/Target/TargetMachineRegistry.h"
-#include "llvm/Transforms/Scalar.h"
-#include <iostream>
-using namespace llvm;
-
-namespace {
-  // Register the target.
-  RegisterTarget<PowerPCTargetMachine> X("powerpc", "  PowerPC (experimental)");
-}
-
-unsigned PowerPCTargetMachine::getJITMatchQuality() {
-#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)
-  return 10;
-#else
-  return 0;
-#endif
-}
-  
-unsigned PowerPCTargetMachine::getModuleMatchQuality(const Module &M) {
-  if (M.getEndianness()  == Module::BigEndian &&
-      M.getPointerSize() == Module::Pointer32)
-    return 10;                                   // Direct match
-  else if (M.getEndianness() != Module::AnyEndianness ||
-           M.getPointerSize() != Module::AnyPointerSize)
-    return 0;                                    // Match for some other target
-
-  return getJITMatchQuality()/2;
-}
-
-
-/// PowerPCTargetMachine ctor - Create an ILP32 architecture model
-///
-/// FIXME: Should double alignment be 8 bytes?  Then we get a PtrAl != DoubleAl
-/// abort
-PowerPCTargetMachine::PowerPCTargetMachine(const Module &M,
-                                           IntrinsicLowering *IL)
-  : TargetMachine("PowerPC", IL, false, 4, 4, 4, 4, 4, 4, 4, 4),
-    FrameInfo(TargetFrameInfo::StackGrowsDown, 16, -4), JITInfo(*this) {
-}
-
-/// addPassesToEmitAssembly - Add passes to the specified pass manager
-/// to implement a static compiler for this target.
-///
-bool PowerPCTargetMachine::addPassesToEmitAssembly(PassManager &PM,
-					       std::ostream &Out) {
-  // FIXME: Implement efficient support for garbage collection intrinsics.
-  PM.add(createLowerGCPass());
-
-  // FIXME: Implement the invoke/unwind instructions!
-  PM.add(createLowerInvokePass());
-
-  // FIXME: Implement the switch instruction in the instruction selector!
-  PM.add(createLowerSwitchPass());
-
-  PM.add(createLowerConstantExpressionsPass());
-
-  // Make sure that no unreachable blocks are instruction selected.
-  PM.add(createUnreachableBlockEliminationPass());
-
-  PM.add(createPPCSimpleInstructionSelector(*this));
-
-  if (PrintMachineCode)
-    PM.add(createMachineFunctionPrinterPass(&std::cerr));
-
-  PM.add(createRegisterAllocator());
-
-  if (PrintMachineCode)
-    PM.add(createMachineFunctionPrinterPass(&std::cerr));
-
-  PM.add(createPrologEpilogCodeInserter());
-  PM.add(createPPCCodePrinterPass(Out, *this));
-  PM.add(createMachineCodeDeleter());
-  return false;
-}
-
-/// addPassesToJITCompile - Add passes to the specified pass manager to
-/// implement a fast dynamic compiler for this target.
-///
-void PowerPCJITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
-  // FIXME: Implement efficient support for garbage collection intrinsics.
-  PM.add(createLowerGCPass());
-
-  // FIXME: Implement the invoke/unwind instructions!
-  PM.add(createLowerInvokePass());
-
-  // FIXME: Implement the switch instruction in the instruction selector!
-  PM.add(createLowerSwitchPass());
-
-  PM.add(createLowerConstantExpressionsPass());
-
-  // Make sure that no unreachable blocks are instruction selected.
-  PM.add(createUnreachableBlockEliminationPass());
-
-  PM.add(createPPCSimpleInstructionSelector(TM));
-  PM.add(createRegisterAllocator());
-  PM.add(createPrologEpilogCodeInserter());
-}
-