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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76064 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov
2009-07-16 14:36:52 +00:00
parent c975180624
commit 7df8462038
11 changed files with 122 additions and 56 deletions
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42
lib/Target/SystemZ/AsmPrinter/SystemZAsmPrinter.cpp
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@@ -27,10 +27,11 @@
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/Target/TargetAsmInfo.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetRegistry.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/Mangler.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
@@ -39,10 +40,9 @@ STATISTIC(EmittedInsts, "Number of machine instrs printed");
namespace {
class VISIBILITY_HIDDEN SystemZAsmPrinter : public AsmPrinter {
public:
SystemZAsmPrinter(raw_ostream &O, SystemZTargetMachine &TM,
const TargetAsmInfo *TAI,
CodeGenOpt::Level OL, bool V)
: AsmPrinter(O, TM, TAI, OL, V) {}
SystemZAsmPrinter(formatted_raw_ostream &O, TargetMachine &TM,
const TargetAsmInfo *TAI, bool V)
: AsmPrinter(O, TM, TAI, V) {}
virtual const char *getPassName() const {
return "SystemZ Assembly Printer";
@@ -85,11 +85,10 @@ namespace {
/// using the given target machine description. This should work
/// regardless of whether the function is in SSA form.
///
FunctionPass *llvm::createSystemZCodePrinterPass(raw_ostream &o,
SystemZTargetMachine &tm,
CodeGenOpt::Level OptLevel,
bool verbose) {
return new SystemZAsmPrinter(o, tm, tm.getTargetAsmInfo(), OptLevel, verbose);
FunctionPass *llvm::createSystemZCodePrinterPass(formatted_raw_ostream &o,
TargetMachine &tm,
bool verbose) {
return new SystemZAsmPrinter(o, tm, tm.getTargetAsmInfo(), verbose);
}
bool SystemZAsmPrinter::doInitialization(Module &M) {
@@ -108,14 +107,11 @@ bool SystemZAsmPrinter::doFinalization(Module &M) {
}
void SystemZAsmPrinter::emitFunctionHeader(const MachineFunction &MF) {
unsigned FnAlign = MF.getAlignment();
const Function *F = MF.getFunction();
SwitchToSection(TAI->SectionForGlobal(F));
unsigned FnAlign = 4;
if (F->hasFnAttr(Attribute::OptimizeForSize))
FnAlign = 1;
EmitAlignment(FnAlign, F);
switch (F->getLinkage()) {
@@ -201,7 +197,7 @@ void SystemZAsmPrinter::printPCRelImmOperand(const MachineInstr *MI, int OpNum)
return;
case MachineOperand::MO_GlobalAddress: {
const GlobalValue *GV = MO.getGlobal();
std::string Name = Mang->getValueName(GV);
std::string Name = Mang->getMangledName(GV);
O << Name;
@@ -269,7 +265,7 @@ void SystemZAsmPrinter::printOperand(const MachineInstr *MI, int OpNum,
break;
case MachineOperand::MO_GlobalAddress: {
const GlobalValue *GV = MO.getGlobal();
std::string Name = Mang->getValueName(GV);
std::string Name = Mang->getMangledName(GV);
O << Name;
break;
@@ -334,7 +330,7 @@ void SystemZAsmPrinter::printRRIAddrOperand(const MachineInstr *MI, int OpNum,
/// PrintUnmangledNameSafely - Print out the printable characters in the name.
/// Don't print things like \\n or \\0.
static void PrintUnmangledNameSafely(const Value *V, raw_ostream &OS) {
static void PrintUnmangledNameSafely(const Value *V, formatted_raw_ostream &OS) {
for (const char *Name = V->getNameStart(), *E = Name+V->getNameLen();
Name != E; ++Name)
if (isprint(*Name))
@@ -351,10 +347,9 @@ void SystemZAsmPrinter::printModuleLevelGV(const GlobalVariable* GVar) {
if (EmitSpecialLLVMGlobal(GVar))
return;
std::string name = Mang->getValueName(GVar);
std::string name = Mang->getMangledName(GVar);
Constant *C = GVar->getInitializer();
const Type *Type = C->getType();
unsigned Size = TD->getTypeAllocSize(Type);
unsigned Size = TD->getTypeAllocSize(C->getType());
unsigned Align = std::max(1U, TD->getPreferredAlignmentLog(GVar));
printVisibility(name, GVar->getVisibility());
@@ -420,3 +415,10 @@ void SystemZAsmPrinter::printModuleLevelGV(const GlobalVariable* GVar) {
EmitGlobalConstant(C);
}
// Force static initialization.
extern "C" void LLVMInitializeSystemZAsmPrinter() {
extern Target TheSystemZTarget;
TargetRegistry::RegisterAsmPrinter(TheSystemZTarget,
createSystemZCodePrinterPass);
}