forked from OSchip/llvm-project
Start using alignment output routines from AsmPrinter.
Changes to make this more similar to the X86 asmprinter Fix overalignment of globals. llvm-svn: 15891
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@ -49,6 +49,7 @@ namespace {
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GlobalPrefix = "_";
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ZeroDirective = "\t.space\t"; // ".space N" emits N zeros.
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Data64bitsDirective = 0; // we can't emit a 64-bit unit
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AlignmentIsInBytes = false; // Alignment is by power of 2.
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}
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/// Unique incrementer for label values for referencing Global values.
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@ -121,9 +122,8 @@ void PPC32AsmPrinter::printConstantPool(MachineConstantPool *MCP) {
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for (unsigned i = 0, e = CP.size(); i != e; ++i) {
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O << "\t.const\n";
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O << "\t.align " << (unsigned)TD.getTypeAlignment(CP[i]->getType())
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<< "\n";
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O << ".CPI" << CurrentFnName << "_" << i << ":\t\t\t\t\t;"
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emitAlignment(TD.getTypeAlignmentShift(CP[i]->getType()));
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O << ".CPI" << CurrentFnName << "_" << i << ":\t\t\t\t\t" << CommentChar
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<< *CP[i] << "\n";
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emitGlobalConstant(CP[i]);
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}
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@ -140,19 +140,19 @@ bool PPC32AsmPrinter::runOnMachineFunction(MachineFunction &MF) {
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printConstantPool(MF.getConstantPool());
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// Print out labels for the function.
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O << "\t.text\n";
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O << "\t.text\n";
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emitAlignment(2);
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O << "\t.globl\t" << CurrentFnName << "\n";
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O << "\t.align 2\n";
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O << CurrentFnName << ":\n";
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// Print out code for the function.
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for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
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I != E; ++I) {
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// Print a label for the basic block.
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O << ".LBB" << CurrentFnName << "_" << I->getNumber() << ":\t; "
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<< I->getBasicBlock()->getName() << "\n";
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O << ".LBB" << CurrentFnName << "_" << I->getNumber() << ":\t"
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<< CommentChar << " " << I->getBasicBlock()->getName() << "\n";
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for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
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II != E; ++II) {
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II != E; ++II) {
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// Print the assembly for the instruction.
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O << "\t";
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printMachineInstruction(II);
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@ -399,14 +399,14 @@ bool PPC32AsmPrinter::doFinalization(Module &M) {
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std::string name = Mang->getValueName(I);
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Constant *C = I->getInitializer();
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unsigned Size = TD.getTypeSize(C->getType());
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unsigned Align = TD.getTypeAlignment(C->getType());
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unsigned Align = TD.getTypeAlignmentShift(C->getType());
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if (C->isNullValue() && /* FIXME: Verify correct */
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(I->hasInternalLinkage() || I->hasWeakLinkage())) {
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SwitchSection(O, CurSection, ".data");
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if (I->hasInternalLinkage())
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O << ".lcomm " << name << "," << TD.getTypeSize(C->getType())
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<< "," << (unsigned)TD.getTypeAlignment(C->getType());
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<< "," << Align;
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else
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O << ".comm " << name << "," << TD.getTypeSize(C->getType());
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O << "\t\t; ";
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@ -439,7 +439,7 @@ bool PPC32AsmPrinter::doFinalization(Module &M) {
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break;
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}
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O << "\t.align " << Align << "\n";
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emitAlignment(Align);
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O << name << ":\t\t\t\t; ";
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WriteAsOperand(O, I, true, true, &M);
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O << " = ";
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@ -455,7 +455,7 @@ bool PPC32AsmPrinter::doFinalization(Module &M) {
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{
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O << ".data\n";
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O << ".section __TEXT,__picsymbolstub1,symbol_stubs,pure_instructions,32\n";
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O << "\t.align 2\n";
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emitAlignment(2);
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O << "L" << *i << "$stub:\n";
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O << "\t.indirect_symbol " << *i << "\n";
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O << "\tmflr r0\n";
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