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Darwin -static should codegen static ctors / dtors to .constructor / .destructor sections.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33657 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2007-01-30 08:04:53 +00:00
parent c322a9ac14
commit b267ca17d1
6 changed files with 47 additions and 9 deletions
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10
lib/Target/ARM/ARMAsmPrinter.cpp
View File

@ -714,8 +714,16 @@ bool ARMAsmPrinter::doFinalization(Module &M) {
if (!I->hasInitializer()) // External global require no code
continue;
if (EmitSpecialLLVMGlobal(I))
if (EmitSpecialLLVMGlobal(I)) {
if (Subtarget->isTargetDarwin() &&
TM.getRelocationModel() == Reloc::Static) {
if (I->getName() == "llvm.global_ctors")
O << ".reference .constructors_used\n";
else if (I->getName() == "llvm.global_dtors")
O << ".reference .destructors_used\n";
}
continue;
}
std::string name = Mang->getValueName(I);
Constant *C = I->getInitializer();

9
lib/Target/ARM/ARMTargetAsmInfo.cpp
View File

@ -28,8 +28,13 @@ ARMTargetAsmInfo::ARMTargetAsmInfo(const ARMTargetMachine &TM) {
JumpTableDataSection = ".const";
CStringSection = "\t.cstring";
HasDotTypeDotSizeDirective = false;
StaticCtorsSection = ".mod_init_func";
StaticDtorsSection = ".mod_term_func";
if (TM.getRelocationModel() == Reloc::Static) {
StaticCtorsSection = ".constructor";
StaticDtorsSection = ".destructor";
} else {
StaticCtorsSection = ".mod_init_func";
StaticDtorsSection = ".mod_term_func";
}
// In non-PIC modes, emit a special label before jump tables so that the
// linker can perform more accurate dead code stripping.

9
lib/Target/PowerPC/PPCAsmPrinter.cpp
View File

@ -855,8 +855,15 @@ bool DarwinAsmPrinter::doFinalization(Module &M) {
if (!I->hasInitializer()) continue; // External global require no code
// Check to see if this is a special global used by LLVM, if so, emit it.
if (EmitSpecialLLVMGlobal(I))
if (EmitSpecialLLVMGlobal(I)) {
if (TM.getRelocationModel() == Reloc::Static) {
if (I->getName() == "llvm.global_ctors")
O << ".reference .constructors_used\n";
else if (I->getName() == "llvm.global_dtors")
O << ".reference .destructors_used\n";
}
continue;
}
std::string name = Mang->getValueName(I);

9
lib/Target/PowerPC/PPCTargetAsmInfo.cpp
View File

@ -53,8 +53,13 @@ DarwinTargetAsmInfo::DarwinTargetAsmInfo(const PPCTargetMachine &TM)
JumpTableDataSection = ".const";
GlobalDirective = "\t.globl\t";
CStringSection = "\t.cstring";
StaticCtorsSection = ".mod_init_func";
StaticDtorsSection = ".mod_term_func";
if (TM.getRelocationModel() == Reloc::Static) {
StaticCtorsSection = ".constructor";
StaticDtorsSection = ".destructor";
} else {
StaticCtorsSection = ".mod_init_func";
StaticDtorsSection = ".mod_term_func";
}
UsedDirective = "\t.no_dead_strip\t";
WeakRefDirective = "\t.weak_reference\t";
HiddenDirective = "\t.private_extern\t";

10
lib/Target/X86/X86AsmPrinter.cpp
View File

@ -134,8 +134,16 @@ bool X86SharedAsmPrinter::doFinalization(Module &M) {
continue; // External global require no code
// Check to see if this is a special global used by LLVM, if so, emit it.
if (EmitSpecialLLVMGlobal(I))
if (EmitSpecialLLVMGlobal(I)) {
if (Subtarget->isTargetDarwin() &&
TM.getRelocationModel() == Reloc::Static) {
if (I->getName() == "llvm.global_ctors")
O << ".reference .constructors_used\n";
else if (I->getName() == "llvm.global_dtors")
O << ".reference .destructors_used\n";
}
continue;
}
std::string name = Mang->getValueName(I);
Constant *C = I->getInitializer();

9
lib/Target/X86/X86TargetAsmInfo.cpp
View File

@ -59,8 +59,13 @@ X86TargetAsmInfo::X86TargetAsmInfo(const X86TargetMachine &TM) {
LCOMMDirective = "\t.lcomm\t";
COMMDirectiveTakesAlignment = false;
HasDotTypeDotSizeDirective = false;
StaticCtorsSection = ".mod_init_func";
StaticDtorsSection = ".mod_term_func";
if (TM.getRelocationModel() == Reloc::Static) {
StaticCtorsSection = ".constructor";
StaticDtorsSection = ".destructor";
} else {
StaticCtorsSection = ".mod_init_func";
StaticDtorsSection = ".mod_term_func";
}
InlineAsmStart = "# InlineAsm Start";
InlineAsmEnd = "# InlineAsm End";
SetDirective = "\t.set";