Add support for assembling .s files on mac os x for intel
Add support for running bugpoint on mac os x for intel
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22351 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/X86/X86AsmPrinter.cpp b/lib/Target/X86/X86AsmPrinter.cpp
index 332dda0..072eca3 100644
--- a/lib/Target/X86/X86AsmPrinter.cpp
+++ b/lib/Target/X86/X86AsmPrinter.cpp
@@ -50,7 +50,7 @@
} else if (TT.empty()) {
#if defined(__CYGWIN__) || defined(__MINGW32__)
forCygwin = true;
- #elif defined(__MACOSX__)
+ #elif defined(__APPLE__)
forDarwin = true;
#elif defined(_WIN32)
leadingUnderscore = true;
@@ -79,7 +79,10 @@
if (CP.empty()) return;
for (unsigned i = 0, e = CP.size(); i != e; ++i) {
- O << "\t.section .rodata\n";
+ if (forDarwin)
+ O << "\t.data\n";
+ else
+ O << "\t.section .rodata\n";
emitAlignment(TD.getTypeAlignmentShift(CP[i]->getType()));
O << ".CPI" << CurrentFnName << "_" << i << ":\t\t\t\t\t" << CommentString
<< *CP[i] << "\n";
@@ -104,10 +107,13 @@
(I->hasLinkOnceLinkage() || I->hasInternalLinkage() ||
I->hasWeakLinkage() /* FIXME: Verify correct */)) {
SwitchSection(O, CurSection, ".data");
- if (!forCygwin && I->hasInternalLinkage())
- O << "\t.local " << name << "\n";
- O << "\t.comm " << name << "," << TD.getTypeSize(C->getType());
- if (!forCygwin)
+ if (!forCygwin && !forDarwin && I->hasInternalLinkage())
+ O << "\t.local " << name << "\n";
+ if (forDarwin && I->hasInternalLinkage())
+ O << "\t.lcomm " << name << "," << Size << "," << Align;
+ else
+ O << "\t.comm " << name << "," << Size;
+ if (!forCygwin && !forDarwin)
O << "," << (1 << Align);
O << "\t\t# ";
WriteAsOperand(O, I, true, true, &M);
@@ -152,6 +158,47 @@
emitGlobalConstant(C);
}
}
+
+ if (forDarwin) {
+ // Output stubs for dynamically-linked functions
+ unsigned j = 1;
+ for (std::set<std::string>::iterator i = FnStubs.begin(), e = FnStubs.end();
+ i != e; ++i, ++j)
+ {
+ O << "\t.symbol_stub\n";
+ O << "L" << *i << "$stub:\n";
+ O << "\t.indirect_symbol " << *i << "\n";
+ O << "\tjmp\t*L" << j << "$lz\n";
+ O << "L" << *i << "$stub_binder:\n";
+ O << "\tpushl\t$L" << j << "$lz\n";
+ O << "\tjmp\tdyld_stub_binding_helper\n";
+ O << "\t.section __DATA, __la_sym_ptr3,lazy_symbol_pointers\n";
+ O << "L" << j << "$lz:\n";
+ O << "\t.indirect_symbol " << *i << "\n";
+ O << "\t.long\tL" << *i << "$stub_binder\n";
+ }
+
+ O << "\n";
+
+ // Output stubs for external global variables
+ if (GVStubs.begin() != GVStubs.end())
+ O << ".data\n.non_lazy_symbol_pointer\n";
+ for (std::set<std::string>::iterator i = GVStubs.begin(), e = GVStubs.end();
+ i != e; ++i) {
+ O << "L" << *i << "$non_lazy_ptr:\n";
+ O << "\t.indirect_symbol " << *i << "\n";
+ O << "\t.long\t0\n";
+ }
+
+ // Output stubs for link-once variables
+ if (LinkOnceStubs.begin() != LinkOnceStubs.end())
+ O << ".data\n.align 2\n";
+ for (std::set<std::string>::iterator i = LinkOnceStubs.begin(),
+ e = LinkOnceStubs.end(); i != e; ++i) {
+ O << "L" << *i << "$non_lazy_ptr:\n"
+ << "\t.long\t" << *i << '\n';
+ }
+ }
AsmPrinter::doFinalization(M);
return false; // success