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Add the Object Code Emitter class. Original patch by Aaron Gray, I did some

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cleanup, removed some #includes and moved Object Code Emitter out-of-line.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74813 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bruno Cardoso Lopes
2009-07-06 05:09:34 +00:00
parent 14ce9ef2e9
commit ac57e6e498
29 changed files with 438 additions and 323 deletions
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lib/Target/PowerPC/PPCTargetMachine.cpp
+48
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@@ -221,6 +221,38 @@ bool PPCTargetMachine::addCodeEmitter(PassManagerBase &PM,
return false;
}
bool PPCTargetMachine::addCodeEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
bool DumpAsm, ObjectCodeEmitter &OCE) {
// The JIT should use the static relocation model in ppc32 mode, PIC in ppc64.
// FIXME: This should be moved to TargetJITInfo!!
if (Subtarget.isPPC64()) {
// We use PIC codegen in ppc64 mode, because otherwise we'd have to use many
// instructions to materialize arbitrary global variable + function +
// constant pool addresses.
setRelocationModel(Reloc::PIC_);
// Temporary workaround for the inability of PPC64 JIT to handle jump
// tables.
DisableJumpTables = true;
} else {
setRelocationModel(Reloc::Static);
}
// Inform the subtarget that we are in JIT mode. FIXME: does this break macho
// writing?
Subtarget.SetJITMode();
// Machine code emitter pass for PowerPC.
PM.add(createPPCObjectCodeEmitterPass(*this, OCE));
if (DumpAsm) {
assert(AsmPrinterCtor && "AsmPrinter was not linked in");
if (AsmPrinterCtor)
PM.add(AsmPrinterCtor(errs(), *this, true));
}
return false;
}
bool PPCTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
bool DumpAsm,
@@ -251,3 +283,19 @@ bool PPCTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
return false;
}
bool PPCTargetMachine::addSimpleCodeEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
bool DumpAsm,
ObjectCodeEmitter &OCE) {
// Machine code emitter pass for PowerPC.
PM.add(createPPCObjectCodeEmitterPass(*this, OCE));
if (DumpAsm) {
assert(AsmPrinterCtor && "AsmPrinter was not linked in");
if (AsmPrinterCtor)
PM.add(AsmPrinterCtor(errs(), *this, true));
}
return false;
}