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Print darwin stub stuff correctly in 64-bit mode. With this, treeadd works in

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ppc64 mode!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28923 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-06-27 01:02:25 +00:00
parent 529c233498
commit 7e097e4633
1 changed files with 25 additions and 7 deletions
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32
lib/Target/PowerPC/PPCAsmPrinter.cpp
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@ -268,13 +268,17 @@ namespace {
DarwinDwarfWriter DW;
DarwinAsmPrinter(std::ostream &O, TargetMachine &TM)
DarwinAsmPrinter(std::ostream &O, PPCTargetMachine &TM)
: PPCAsmPrinter(O, TM), DW(O, this) {
bool isPPC64 = TM.getSubtargetImpl()->isPPC64();
CommentString = ";";
GlobalPrefix = "_";
PrivateGlobalPrefix = "L"; // Marker for constant pool idxs
ZeroDirective = "\t.space\t"; // ".space N" emits N zeros.
Data64bitsDirective = 0; // we can't emit a 64-bit unit
if (isPPC64)
Data64bitsDirective = ".quad"; // we can't emit a 64-bit unit
else
Data64bitsDirective = 0; // we can't emit a 64-bit unit
AlignmentIsInBytes = false; // Alignment is by power of 2.
ConstantPoolSection = "\t.const\t";
// FIXME: Conditionalize jump table section based on PIC
@ -625,13 +629,15 @@ bool DarwinAsmPrinter::doFinalization(Module &M) {
}
}
bool isPPC64 = TD->getPointerSizeInBits() == 64;
// Output stubs for dynamically-linked functions
if (TM.getRelocationModel() == Reloc::PIC) {
for (std::set<std::string>::iterator i = FnStubs.begin(), e = FnStubs.end();
i != e; ++i) {
SwitchToTextSection(".section __TEXT,__picsymbolstub1,symbol_stubs,"
"pure_instructions,32", 0);
EmitAlignment(2);
EmitAlignment(4);
O << "L" << *i << "$stub:\n";
O << "\t.indirect_symbol " << *i << "\n";
O << "\tmflr r0\n";
@ -640,13 +646,19 @@ bool DarwinAsmPrinter::doFinalization(Module &M) {
O << "\tmflr r11\n";
O << "\taddis r11,r11,ha16(L" << *i << "$lazy_ptr-L0$" << *i << ")\n";
O << "\tmtlr r0\n";
O << "\tlwzu r12,lo16(L" << *i << "$lazy_ptr-L0$" << *i << ")(r11)\n";
if (isPPC64)
O << "\tldu r12,lo16(L" << *i << "$lazy_ptr-L0$" << *i << ")(r11)\n";
else
O << "\tlwzu r12,lo16(L" << *i << "$lazy_ptr-L0$" << *i << ")(r11)\n";
O << "\tmtctr r12\n";
O << "\tbctr\n";
SwitchToDataSection(".lazy_symbol_pointer", 0);
O << "L" << *i << "$lazy_ptr:\n";
O << "\t.indirect_symbol " << *i << "\n";
O << "\t.long dyld_stub_binding_helper\n";
if (isPPC64)
O << "\t.quad dyld_stub_binding_helper\n";
else
O << "\t.long dyld_stub_binding_helper\n";
}
} else {
for (std::set<std::string>::iterator i = FnStubs.begin(), e = FnStubs.end();
@ -657,13 +669,19 @@ bool DarwinAsmPrinter::doFinalization(Module &M) {
O << "L" << *i << "$stub:\n";
O << "\t.indirect_symbol " << *i << "\n";
O << "\tlis r11,ha16(L" << *i << "$lazy_ptr)\n";
O << "\tlwzu r12,lo16(L" << *i << "$lazy_ptr)(r11)\n";
if (isPPC64)
O << "\tldu r12,lo16(L" << *i << "$lazy_ptr)(r11)\n";
else
O << "\tlwzu r12,lo16(L" << *i << "$lazy_ptr)(r11)\n";
O << "\tmtctr r12\n";
O << "\tbctr\n";
SwitchToDataSection(".lazy_symbol_pointer", 0);
O << "L" << *i << "$lazy_ptr:\n";
O << "\t.indirect_symbol " << *i << "\n";
O << "\t.long dyld_stub_binding_helper\n";
if (isPPC64)
O << "\t.quad dyld_stub_binding_helper\n";
else
O << "\t.long dyld_stub_binding_helper\n";
}
}