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More PPC32 -> PPC changes, as well as merging some classes that were

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redundant after the change.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23759 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nate Begeman
2005-10-16 05:39:50 +00:00
parent 5024d93c8b
commit 21e463b2bf
20 changed files with 152 additions and 170 deletions
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lib/Target/PowerPC/PPCTargetMachine.cpp
+34 -46
View File
@@ -1,4 +1,4 @@
//===-- PowerPCTargetMachine.cpp - Define TargetMachine for PowerPC -------===//
//===-- PPCTargetMachine.cpp - Define TargetMachine for PowerPC -----------===//
//
// The LLVM Compiler Infrastructure
//
@@ -29,30 +29,15 @@
using namespace llvm;
namespace {
const char *PPC32ID = "PowerPC/32bit";
static cl::opt<bool> DisablePPCDAGDAG("disable-ppc-dag-isel", cl::Hidden,
cl::desc("Disable DAG-to-DAG isel for PPC"));
// Register the targets
RegisterTarget<PPC32TargetMachine>
X("ppc32", " PowerPC 32-bit");
RegisterTarget<PPCTargetMachine>
X("ppc32", " PowerPC");
}
PowerPCTargetMachine::PowerPCTargetMachine(const std::string &name,
IntrinsicLowering *IL,
const Module &M,
const std::string &FS,
const TargetData &TD,
const PowerPCFrameInfo &TFI)
: TargetMachine(name, IL, TD), FrameInfo(TFI), Subtarget(M, FS) {
if (TargetDefault == PPCTarget) {
if (Subtarget.isAIX()) PPCTarget = TargetAIX;
if (Subtarget.isDarwin()) PPCTarget = TargetDarwin;
}
}
unsigned PPC32TargetMachine::getJITMatchQuality() {
unsigned PPCTargetMachine::getJITMatchQuality() {
#if defined(__POWERPC__) || defined (__ppc__) || defined(_POWER)
return 10;
#else
@@ -60,12 +45,38 @@ unsigned PPC32TargetMachine::getJITMatchQuality() {
#endif
}
unsigned PPCTargetMachine::getModuleMatchQuality(const Module &M) {
// We strongly match "powerpc-*".
std::string TT = M.getTargetTriple();
if (TT.size() >= 8 && std::string(TT.begin(), TT.begin()+8) == "powerpc-")
return 20;
if (M.getEndianness() == Module::BigEndian &&
M.getPointerSize() == Module::Pointer32)
return 10; // Weak match
else if (M.getEndianness() != Module::AnyEndianness ||
M.getPointerSize() != Module::AnyPointerSize)
return 0; // Match for some other target
return getJITMatchQuality()/2;
}
PPCTargetMachine::PPCTargetMachine(const Module &M, IntrinsicLowering *IL,
const std::string &FS)
: TargetMachine("PowerPC", IL, false, 4, 4, 4, 4, 4, 4, 2, 1, 1),
Subtarget(M, FS), FrameInfo(*this, false), JITInfo(*this) {
if (TargetDefault == PPCTarget) {
if (Subtarget.isAIX()) PPCTarget = TargetAIX;
if (Subtarget.isDarwin()) PPCTarget = TargetDarwin;
}
}
/// addPassesToEmitFile - Add passes to the specified pass manager to implement
/// a static compiler for this target.
///
bool PowerPCTargetMachine::addPassesToEmitFile(PassManager &PM,
std::ostream &Out,
CodeGenFileType FileType) {
bool PPCTargetMachine::addPassesToEmitFile(PassManager &PM,
std::ostream &Out,
CodeGenFileType FileType) {
if (FileType != TargetMachine::AssemblyFile) return true;
// Run loop strength reduction before anything else.
@@ -121,7 +132,7 @@ bool PowerPCTargetMachine::addPassesToEmitFile(PassManager &PM,
return false;
}
void PowerPCJITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
void PPCJITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
// The JIT does not support or need PIC.
PICEnabled = false;
@@ -159,26 +170,3 @@ void PowerPCJITInfo::addPassesToJITCompile(FunctionPassManager &PM) {
PM.add(createMachineFunctionPrinterPass(&std::cerr));
}
/// PowerPCTargetMachine ctor - Create an ILP32 architecture model
///
PPC32TargetMachine::PPC32TargetMachine(const Module &M, IntrinsicLowering *IL,
const std::string &FS)
: PowerPCTargetMachine(PPC32ID, IL, M, FS,
TargetData(PPC32ID,false,4,4,4,4,4,4,2,1,1),
PowerPCFrameInfo(*this, false)), JITInfo(*this) {}
unsigned PPC32TargetMachine::getModuleMatchQuality(const Module &M) {
// We strongly match "powerpc-*".
std::string TT = M.getTargetTriple();
if (TT.size() >= 8 && std::string(TT.begin(), TT.begin()+8) == "powerpc-")
return 20;
if (M.getEndianness() == Module::BigEndian &&
M.getPointerSize() == Module::Pointer32)
return 10; // Weak match
else if (M.getEndianness() != Module::AnyEndianness ||
M.getPointerSize() != Module::AnyPointerSize)
return 0; // Match for some other target
return getJITMatchQuality()/2;
}