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Code Issues Projects Releases Wiki Activity

switch more stuff onto MCSymbols

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llvm-svn: 93608
This commit is contained in:
Chris Lattner 2010-01-16 01:12:01 +00:00
parent 921cd93e85
commit ef45b87192
3 changed files with 122 additions and 61 deletions
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110
lib/Target/PowerPC/AsmPrinter/PPCAsmPrinter.cpp
View File

@ -729,9 +729,9 @@ void PPCLinuxAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
if (EmitSpecialLLVMGlobal(GVar))
return;
std::string name = Mang->getMangledName(GVar);
MCSymbol *GVarSym = GetGlobalValueSymbol(GVar);
printVisibility(name, GVar->getVisibility());
printVisibility(GVarSym, GVar->getVisibility());
Constant *C = GVar->getInitializer();
const Type *Type = C->getType();
@ -748,14 +748,23 @@ void PPCLinuxAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
if (Size == 0) Size = 1; // .comm Foo, 0 is undefined, avoid it.
if (GVar->hasExternalLinkage()) {
O << "\t.global " << name << '\n';
O << "\t.type " << name << ", @object\n";
O << name << ":\n";
O << "\t.global ";
GVarSym->print(O, MAI);
O << '\n';
O << "\t.type ";
GVarSym->print(O, MAI);
O << ", @object\n";
GVarSym->print(O, MAI);
O << ":\n";
O << "\t.zero " << Size << '\n';
} else if (GVar->hasLocalLinkage()) {
O << MAI->getLCOMMDirective() << name << ',' << Size;
O << MAI->getLCOMMDirective();
GVarSym->print(O, MAI);
O << ',' << Size;
} else {
O << ".comm " << name << ',' << Size;
O << ".comm ";
GVarSym->print(O, MAI);
O << ',' << Size;
}
if (VerboseAsm) {
O << "\t\t" << MAI->getCommentString() << " '";
@ -773,17 +782,24 @@ void PPCLinuxAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
case GlobalValue::WeakODRLinkage:
case GlobalValue::CommonLinkage:
case GlobalValue::LinkerPrivateLinkage:
O << "\t.global " << name << '\n'
<< "\t.type " << name << ", @object\n"
<< "\t.weak " << name << '\n';
O << "\t.global ";
GVarSym->print(O, MAI);
O << "\n\t.type ";
GVarSym->print(O, MAI);
O << ", @object\n\t.weak ";
GVarSym->print(O, MAI);
O << '\n';
break;
case GlobalValue::AppendingLinkage:
// FIXME: appending linkage variables should go into a section of
// their name or something. For now, just emit them as external.
case GlobalValue::ExternalLinkage:
// If external or appending, declare as a global symbol
O << "\t.global " << name << '\n'
<< "\t.type " << name << ", @object\n";
O << "\t.global ";
GVarSym->print(O, MAI);
O << "\n\t.type ";
GVarSym->print(O, MAI);
O << ", @object\n";
// FALL THROUGH
case GlobalValue::InternalLinkage:
case GlobalValue::PrivateLinkage:
@ -793,7 +809,8 @@ void PPCLinuxAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
}
EmitAlignment(Align, GVar);
O << name << ":";
GVarSym->print(O, MAI);
O << ":";
if (VerboseAsm) {
O << "\t\t\t\t" << MAI->getCommentString() << " '";
WriteAsOperand(O, GVar, /*PrintType=*/false, GVar->getParent());
@ -967,8 +984,8 @@ void PPCDarwinAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
return;
}
std::string name = Mang->getMangledName(GVar);
printVisibility(name, GVar->getVisibility());
MCSymbol *GVarSym = GetGlobalValueSymbol(GVar);
printVisibility(GVarSym, GVar->getVisibility());
Constant *C = GVar->getInitializer();
const Type *Type = C->getType();
@ -989,16 +1006,25 @@ void PPCDarwinAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
if (Size == 0) Size = 1; // .comm Foo, 0 is undefined, avoid it.
if (GVar->hasExternalLinkage()) {
O << "\t.globl " << name << '\n';
O << "\t.zerofill __DATA, __common, " << name << ", "
<< Size << ", " << Align;
O << "\t.globl ";
GVarSym->print(O, MAI);
O << '\n';
O << "\t.zerofill __DATA, __common, ";
GVarSym->print(O, MAI);
O << ", " << Size << ", " << Align;
} else if (GVar->hasLocalLinkage()) {
O << MAI->getLCOMMDirective() << name << ',' << Size << ',' << Align;
O << MAI->getLCOMMDirective();
GVarSym->print(O, MAI);
O << ',' << Size << ',' << Align;
} else if (!GVar->hasCommonLinkage()) {
O << "\t.globl " << name << '\n'
<< MAI->getWeakDefDirective() << name << '\n';
O << "\t.globl ";
GVarSym->print(O, MAI);
O << '\n' << MAI->getWeakDefDirective();
GVarSym->print(O, MAI);
O << '\n';
EmitAlignment(Align, GVar);
O << name << ":";
GVarSym->print(O, MAI);
O << ":";
if (VerboseAsm) {
O << "\t\t\t\t" << MAI->getCommentString() << " ";
WriteAsOperand(O, GVar, /*PrintType=*/false, GVar->getParent());
@ -1007,7 +1033,9 @@ void PPCDarwinAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
EmitGlobalConstant(C);
return;
} else {
O << ".comm " << name << ',' << Size;
O << ".comm ";
GVarSym->print(O, MAI);
O << ',' << Size;
// Darwin 9 and above support aligned common data.
if (Subtarget.isDarwin9())
O << ',' << Align;
@ -1022,31 +1050,37 @@ void PPCDarwinAsmPrinter::PrintGlobalVariable(const GlobalVariable *GVar) {
}
switch (GVar->getLinkage()) {
case GlobalValue::LinkOnceAnyLinkage:
case GlobalValue::LinkOnceODRLinkage:
case GlobalValue::WeakAnyLinkage:
case GlobalValue::WeakODRLinkage:
case GlobalValue::CommonLinkage:
case GlobalValue::LinkerPrivateLinkage:
O << "\t.globl " << name << '\n'
<< "\t.weak_definition " << name << '\n';
case GlobalValue::LinkOnceAnyLinkage:
case GlobalValue::LinkOnceODRLinkage:
case GlobalValue::WeakAnyLinkage:
case GlobalValue::WeakODRLinkage:
case GlobalValue::CommonLinkage:
case GlobalValue::LinkerPrivateLinkage:
O << "\t.globl ";
GVarSym->print(O, MAI);
O << "\n\t.weak_definition ";
GVarSym->print(O, MAI);
O << '\n';
break;
case GlobalValue::AppendingLinkage:
case GlobalValue::AppendingLinkage:
// FIXME: appending linkage variables should go into a section of
// their name or something. For now, just emit them as external.
case GlobalValue::ExternalLinkage:
case GlobalValue::ExternalLinkage:
// If external or appending, declare as a global symbol
O << "\t.globl " << name << '\n';
O << "\t.globl ";
GVarSym->print(O, MAI);
O << '\n';
// FALL THROUGH
case GlobalValue::InternalLinkage:
case GlobalValue::PrivateLinkage:
case GlobalValue::InternalLinkage:
case GlobalValue::PrivateLinkage:
break;
default:
default:
llvm_unreachable("Unknown linkage type!");
}
EmitAlignment(Align, GVar);
O << name << ":";
GVarSym->print(O, MAI);
O << ":";
if (VerboseAsm) {
O << "\t\t\t\t" << MAI->getCommentString() << " '";
WriteAsOperand(O, GVar, /*PrintType=*/false, GVar->getParent());

35
lib/Target/Sparc/AsmPrinter/SparcAsmPrinter.cpp
View File

@ -34,7 +34,6 @@
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/Mangler.h"
#include "llvm/Support/MathExtras.h"
#include <cctype>
#include <cstring>
@ -299,12 +298,12 @@ void SparcAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
return;
O << "\n\n";
std::string name = Mang->getMangledName(GVar);
MCSymbol *GVarSym = GetGlobalValueSymbol(GVar);
Constant *C = GVar->getInitializer();
unsigned Size = TD->getTypeAllocSize(C->getType());
unsigned Align = TD->getPreferredAlignment(GVar);
printVisibility(name, GVar->getVisibility());
printVisibility(GVarSym, GVar->getVisibility());
OutStreamer.SwitchSection(getObjFileLowering().SectionForGlobal(GVar, Mang,
TM));
@ -314,10 +313,15 @@ void SparcAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
(GVar->hasLocalLinkage() || GVar->isWeakForLinker())) {
if (Size == 0) Size = 1; // .comm Foo, 0 is undefined, avoid it.
if (GVar->hasLocalLinkage())
O << "\t.local " << name << '\n';
if (GVar->hasLocalLinkage()) {
O << "\t.local ";
GVarSym->print(O, MAI);
O << '\n';
}
O << MAI->getCOMMDirective() << name << ',' << Size;
O << MAI->getCOMMDirective();
GVarSym->print(O, MAI);
O << ',' << Size;
if (MAI->getCOMMDirectiveTakesAlignment())
O << ',' << (1 << Align);
@ -333,14 +337,18 @@ void SparcAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
case GlobalValue::WeakAnyLinkage: // FIXME: Verify correct for weak.
case GlobalValue::WeakODRLinkage: // FIXME: Verify correct for weak.
// Nonnull linkonce -> weak
O << "\t.weak " << name << '\n';
O << "\t.weak ";
GVarSym->print(O, MAI);
O << '\n';
break;
case GlobalValue::AppendingLinkage:
// FIXME: appending linkage variables should go into a section of
// their name or something. For now, just emit them as external.
case GlobalValue::ExternalLinkage:
// If external or appending, declare as a global symbol
O << MAI->getGlobalDirective() << name << '\n';
O << MAI->getGlobalDirective();
GVarSym->print(O, MAI);
O << '\n';
// FALL THROUGH
case GlobalValue::PrivateLinkage:
case GlobalValue::LinkerPrivateLinkage:
@ -359,11 +367,16 @@ void SparcAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
EmitAlignment(Align, GVar);
if (MAI->hasDotTypeDotSizeDirective()) {
O << "\t.type " << name << ",#object\n";
O << "\t.size " << name << ',' << Size << '\n';
O << "\t.type ";
GVarSym->print(O, MAI);
O << ",#object\n";
O << "\t.size ";
GVarSym->print(O, MAI);
O << ',' << Size << '\n';
}
O << name << ":\n";
GVarSym->print(O, MAI);
O << ":\n";
EmitGlobalConstant(C);
}

38
lib/Target/SystemZ/AsmPrinter/SystemZAsmPrinter.cpp
View File

@ -36,7 +36,6 @@
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/Mangler.h"
using namespace llvm;
STATISTIC(EmittedInsts, "Number of machine instrs printed");
@ -326,14 +325,16 @@ void SystemZAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
if (EmitSpecialLLVMGlobal(GVar))
return;
std::string name = Mang->getMangledName(GVar);
MCSymbol *GVarSym = GetGlobalValueSymbol(GVar);
Constant *C = GVar->getInitializer();
unsigned Size = TD->getTypeAllocSize(C->getType());
unsigned Align = std::max(1U, TD->getPreferredAlignmentLog(GVar));
printVisibility(name, GVar->getVisibility());
printVisibility(GVarSym, GVar->getVisibility());
O << "\t.type\t" << name << ",@object\n";
O << "\t.type\t";
GVarSym->print(O, MAI);
O << ",@object\n";
OutStreamer.SwitchSection(getObjFileLowering().SectionForGlobal(GVar, Mang,
TM));
@ -344,10 +345,15 @@ void SystemZAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
if (Size == 0) Size = 1; // .comm Foo, 0 is undefined, avoid it.
if (GVar->hasLocalLinkage())
O << "\t.local\t" << name << '\n';
if (GVar->hasLocalLinkage()) {
O << "\t.local\t";
GVarSym->print(O, MAI);
O << '\n';
}
O << MAI->getCOMMDirective() << name << ',' << Size;
O << MAI->getCOMMDirective();
GVarSym->print(O, MAI);
O << ',' << Size;
if (MAI->getCOMMDirectiveTakesAlignment())
O << ',' << (MAI->getAlignmentIsInBytes() ? (1 << Align) : Align);
@ -365,7 +371,9 @@ void SystemZAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
case GlobalValue::LinkOnceODRLinkage:
case GlobalValue::WeakAnyLinkage:
case GlobalValue::WeakODRLinkage:
O << "\t.weak\t" << name << '\n';
O << "\t.weak\t";
GVarSym->print(O, MAI);
O << '\n';
break;
case GlobalValue::DLLExportLinkage:
case GlobalValue::AppendingLinkage:
@ -373,7 +381,9 @@ void SystemZAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
// their name or something. For now, just emit them as external.
case GlobalValue::ExternalLinkage:
// If external or appending, declare as a global symbol
O << "\t.globl " << name << '\n';
O << "\t.globl ";
GVarSym->print(O, MAI);
O << '\n';
// FALL THROUGH
case GlobalValue::PrivateLinkage:
case GlobalValue::LinkerPrivateLinkage:
@ -385,14 +395,18 @@ void SystemZAsmPrinter::PrintGlobalVariable(const GlobalVariable* GVar) {
// Use 16-bit alignment by default to simplify bunch of stuff
EmitAlignment(Align, GVar, 1);
O << name << ":";
GVarSym->print(O, MAI);
O << ":";
if (VerboseAsm) {
O << "\t\t\t\t" << MAI->getCommentString() << ' ';
WriteAsOperand(O, GVar, /*PrintType=*/false, GVar->getParent());
}
O << '\n';
if (MAI->hasDotTypeDotSizeDirective())
O << "\t.size\t" << name << ", " << Size << '\n';
if (MAI->hasDotTypeDotSizeDirective()) {
O << "\t.size\t";
GVarSym->print(O, MAI);
O << ", " << Size << '\n';
}
EmitGlobalConstant(C);
}