+++ /dev/null
-//===-- AlphaAsmPrinter.cpp - Alpha LLVM assembly writer ------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file contains a printer that converts from our internal representation
-// of machine-dependent LLVM code to GAS-format Alpha assembly language.
-//
-//===----------------------------------------------------------------------===//
-
-#define DEBUG_TYPE "asm-printer"
-#include "Alpha.h"
-#include "AlphaInstrInfo.h"
-#include "AlphaTargetMachine.h"
-#include "llvm/Module.h"
-#include "llvm/Type.h"
-#include "llvm/Assembly/Writer.h"
-#include "llvm/CodeGen/AsmPrinter.h"
-#include "llvm/Target/TargetAsmInfo.h"
-#include "llvm/Target/TargetMachine.h"
-#include "llvm/Support/Compiler.h"
-#include "llvm/Support/Mangler.h"
-#include "llvm/Support/raw_ostream.h"
-#include "llvm/ADT/Statistic.h"
-using namespace llvm;
-
-STATISTIC(EmittedInsts, "Number of machine instrs printed");
-
-namespace {
- struct VISIBILITY_HIDDEN AlphaAsmPrinter : public AsmPrinter {
-
- /// Unique incrementer for label values for referencing Global values.
- ///
-
- AlphaAsmPrinter(raw_ostream &o, TargetMachine &tm, const TargetAsmInfo *T)
- : AsmPrinter(o, tm, T) {
- }
-
- virtual const char *getPassName() const {
- return "Alpha Assembly Printer";
- }
- bool printInstruction(const MachineInstr *MI);
- void printOp(const MachineOperand &MO, bool IsCallOp = false);
- void printOperand(const MachineInstr *MI, int opNum);
- void printBaseOffsetPair (const MachineInstr *MI, int i, bool brackets=true);
- void printModuleLevelGV(const GlobalVariable* GVar);
- bool runOnMachineFunction(MachineFunction &F);
- bool doInitialization(Module &M);
- bool doFinalization(Module &M);
-
- bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
- unsigned AsmVariant, const char *ExtraCode);
- bool PrintAsmMemoryOperand(const MachineInstr *MI,
- unsigned OpNo,
- unsigned AsmVariant,
- const char *ExtraCode);
- };
-} // end of anonymous namespace
-
-/// createAlphaCodePrinterPass - Returns a pass that prints the Alpha
-/// assembly code for a MachineFunction to the given output stream,
-/// using the given target machine description. This should work
-/// regardless of whether the function is in SSA form.
-///
-FunctionPass *llvm::createAlphaCodePrinterPass(raw_ostream &o,
- TargetMachine &tm) {
- return new AlphaAsmPrinter(o, tm, tm.getTargetAsmInfo());
-}
-
-#include "AlphaGenAsmWriter.inc"
-
-void AlphaAsmPrinter::printOperand(const MachineInstr *MI, int opNum)
-{
- const MachineOperand &MO = MI->getOperand(opNum);
- if (MO.getType() == MachineOperand::MO_Register) {
- assert(TargetRegisterInfo::isPhysicalRegister(MO.getReg()) &&
- "Not physreg??");
- O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
- } else if (MO.isImm()) {
- O << MO.getImm();
- assert(MO.getImm() < (1 << 30));
- } else {
- printOp(MO);
- }
-}
-
-
-void AlphaAsmPrinter::printOp(const MachineOperand &MO, bool IsCallOp) {
- const TargetRegisterInfo &RI = *TM.getRegisterInfo();
-
- switch (MO.getType()) {
- case MachineOperand::MO_Register:
- O << RI.get(MO.getReg()).AsmName;
- return;
-
- case MachineOperand::MO_Immediate:
- cerr << "printOp() does not handle immediate values\n";
- abort();
- return;
-
- case MachineOperand::MO_MachineBasicBlock:
- printBasicBlockLabel(MO.getMBB());
- return;
-
- case MachineOperand::MO_ConstantPoolIndex:
- O << TAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber() << "_"
- << MO.getIndex();
- return;
-
- case MachineOperand::MO_ExternalSymbol:
- O << MO.getSymbolName();
- return;
-
- case MachineOperand::MO_GlobalAddress: {
- GlobalValue *GV = MO.getGlobal();
- O << Mang->getValueName(GV);
- if (GV->isDeclaration() && GV->hasExternalWeakLinkage())
- ExtWeakSymbols.insert(GV);
- return;
- }
-
- case MachineOperand::MO_JumpTableIndex:
- O << TAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
- << '_' << MO.getIndex();
- return;
-
- default:
- O << "<unknown operand type: " << MO.getType() << ">";
- return;
- }
-}
-
-/// runOnMachineFunction - This uses the printMachineInstruction()
-/// method to print assembly for each instruction.
-///
-bool AlphaAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
- SetupMachineFunction(MF);
- O << "\n\n";
-
- // Print out constants referenced by the function
- EmitConstantPool(MF.getConstantPool());
-
- // Print out jump tables referenced by the function
- EmitJumpTableInfo(MF.getJumpTableInfo(), MF);
-
- // Print out labels for the function.
- const Function *F = MF.getFunction();
- SwitchToSection(TAI->SectionForGlobal(F));
-
- EmitAlignment(4, F);
- switch (F->getLinkage()) {
- default: assert(0 && "Unknown linkage type!");
- case Function::InternalLinkage: // Symbols default to internal.
- break;
- case Function::ExternalLinkage:
- O << "\t.globl " << CurrentFnName << "\n";
- break;
- case Function::WeakLinkage:
- case Function::LinkOnceLinkage:
- O << TAI->getWeakRefDirective() << CurrentFnName << "\n";
- break;
- }
-
- printVisibility(CurrentFnName, F->getVisibility());
-
- O << "\t.ent " << CurrentFnName << "\n";
-
- O << CurrentFnName << ":\n";
-
- // Print out code for the function.
- for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
- I != E; ++I) {
- if (I != MF.begin()) {
- printBasicBlockLabel(I, true, true);
- O << '\n';
- }
- for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
- II != E; ++II) {
- // Print the assembly for the instruction.
- ++EmittedInsts;
- if (!printInstruction(II)) {
- assert(0 && "Unhandled instruction in asm writer!");
- abort();
- }
- }
- }
-
- O << "\t.end " << CurrentFnName << "\n";
-
- // We didn't modify anything.
- return false;
-}
-
-bool AlphaAsmPrinter::doInitialization(Module &M)
-{
- if(TM.getSubtarget<AlphaSubtarget>().hasCT())
- O << "\t.arch ev6\n"; //This might need to be ev67, so leave this test here
- else
- O << "\t.arch ev6\n";
- O << "\t.set noat\n";
- return AsmPrinter::doInitialization(M);
-}
-
-void AlphaAsmPrinter::printModuleLevelGV(const GlobalVariable* GVar) {
- const TargetData *TD = TM.getTargetData();
-
- if (!GVar->hasInitializer()) return; // External global require no code
-
- // Check to see if this is a special global used by LLVM, if so, emit it.
- if (EmitSpecialLLVMGlobal(GVar))
- return;
-
- std::string name = Mang->getValueName(GVar);
- Constant *C = GVar->getInitializer();
- unsigned Size = TD->getABITypeSize(C->getType());
- unsigned Align = TD->getPreferredAlignmentLog(GVar);
-
- // 0: Switch to section
- SwitchToSection(TAI->SectionForGlobal(GVar));
-
- // 1: Check visibility
- printVisibility(name, GVar->getVisibility());
-
- // 2: Kind
- switch (GVar->getLinkage()) {
- case GlobalValue::LinkOnceLinkage:
- case GlobalValue::WeakLinkage:
- case GlobalValue::CommonLinkage:
- O << TAI->getWeakRefDirective() << name << '\n';
- break;
- case GlobalValue::AppendingLinkage:
- case GlobalValue::ExternalLinkage:
- O << TAI->getGlobalDirective() << name << "\n";
- break;
- case GlobalValue::InternalLinkage:
- break;
- default:
- assert(0 && "Unknown linkage type!");
- cerr << "Unknown linkage type!\n";
- abort();
- }
-
- // 3: Type, Size, Align
- if (TAI->hasDotTypeDotSizeDirective()) {
- O << "\t.type\t" << name << ", @object\n";
- O << "\t.size\t" << name << ", " << Size << "\n";
- }
-
- EmitAlignment(Align, GVar);
-
- O << name << ":\n";
-
- // If the initializer is a extern weak symbol, remember to emit the weak
- // reference!
- if (const GlobalValue *GV = dyn_cast<GlobalValue>(C))
- if (GV->hasExternalWeakLinkage())
- ExtWeakSymbols.insert(GV);
-
- EmitGlobalConstant(C);
- O << '\n';
-}
-
-bool AlphaAsmPrinter::doFinalization(Module &M) {
- for (Module::const_global_iterator I = M.global_begin(), E = M.global_end();
- I != E; ++I)
- printModuleLevelGV(I);
-
- return AsmPrinter::doFinalization(M);
-}
-
-/// PrintAsmOperand - Print out an operand for an inline asm expression.
-///
-bool AlphaAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
- unsigned AsmVariant,
- const char *ExtraCode) {
- printOperand(MI, OpNo);
- return false;
-}
-
-bool AlphaAsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI,
- unsigned OpNo,
- unsigned AsmVariant,
- const char *ExtraCode) {
- if (ExtraCode && ExtraCode[0])
- return true; // Unknown modifier.
- O << "0(";
- printOperand(MI, OpNo);
- O << ")";
- return false;
-}
--- /dev/null
+//===-- AlphaAsmPrinter.cpp - Alpha LLVM assembly writer ------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains a printer that converts from our internal representation
+// of machine-dependent LLVM code to GAS-format Alpha assembly language.
+//
+//===----------------------------------------------------------------------===//
+
+#define DEBUG_TYPE "asm-printer"
+#include "Alpha.h"
+#include "AlphaInstrInfo.h"
+#include "AlphaTargetMachine.h"
+#include "llvm/Module.h"
+#include "llvm/Type.h"
+#include "llvm/Assembly/Writer.h"
+#include "llvm/CodeGen/AsmPrinter.h"
+#include "llvm/Target/TargetAsmInfo.h"
+#include "llvm/Target/TargetMachine.h"
+#include "llvm/Support/Compiler.h"
+#include "llvm/Support/Mangler.h"
+#include "llvm/Support/raw_ostream.h"
+#include "llvm/ADT/Statistic.h"
+using namespace llvm;
+
+STATISTIC(EmittedInsts, "Number of machine instrs printed");
+
+namespace {
+ struct VISIBILITY_HIDDEN AlphaAsmPrinter : public AsmPrinter {
+
+ /// Unique incrementer for label values for referencing Global values.
+ ///
+
+ AlphaAsmPrinter(raw_ostream &o, TargetMachine &tm, const TargetAsmInfo *T)
+ : AsmPrinter(o, tm, T) {
+ }
+
+ virtual const char *getPassName() const {
+ return "Alpha Assembly Printer";
+ }
+ bool printInstruction(const MachineInstr *MI);
+ void printOp(const MachineOperand &MO, bool IsCallOp = false);
+ void printOperand(const MachineInstr *MI, int opNum);
+ void printBaseOffsetPair (const MachineInstr *MI, int i, bool brackets=true);
+ void printModuleLevelGV(const GlobalVariable* GVar);
+ bool runOnMachineFunction(MachineFunction &F);
+ bool doInitialization(Module &M);
+ bool doFinalization(Module &M);
+
+ bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant, const char *ExtraCode);
+ bool PrintAsmMemoryOperand(const MachineInstr *MI,
+ unsigned OpNo,
+ unsigned AsmVariant,
+ const char *ExtraCode);
+ };
+} // end of anonymous namespace
+
+/// createAlphaCodePrinterPass - Returns a pass that prints the Alpha
+/// assembly code for a MachineFunction to the given output stream,
+/// using the given target machine description. This should work
+/// regardless of whether the function is in SSA form.
+///
+FunctionPass *llvm::createAlphaCodePrinterPass(raw_ostream &o,
+ TargetMachine &tm) {
+ return new AlphaAsmPrinter(o, tm, tm.getTargetAsmInfo());
+}
+
+#include "AlphaGenAsmWriter.inc"
+
+void AlphaAsmPrinter::printOperand(const MachineInstr *MI, int opNum)
+{
+ const MachineOperand &MO = MI->getOperand(opNum);
+ if (MO.getType() == MachineOperand::MO_Register) {
+ assert(TargetRegisterInfo::isPhysicalRegister(MO.getReg()) &&
+ "Not physreg??");
+ O << TM.getRegisterInfo()->get(MO.getReg()).AsmName;
+ } else if (MO.isImm()) {
+ O << MO.getImm();
+ assert(MO.getImm() < (1 << 30));
+ } else {
+ printOp(MO);
+ }
+}
+
+
+void AlphaAsmPrinter::printOp(const MachineOperand &MO, bool IsCallOp) {
+ const TargetRegisterInfo &RI = *TM.getRegisterInfo();
+
+ switch (MO.getType()) {
+ case MachineOperand::MO_Register:
+ O << RI.get(MO.getReg()).AsmName;
+ return;
+
+ case MachineOperand::MO_Immediate:
+ cerr << "printOp() does not handle immediate values\n";
+ abort();
+ return;
+
+ case MachineOperand::MO_MachineBasicBlock:
+ printBasicBlockLabel(MO.getMBB());
+ return;
+
+ case MachineOperand::MO_ConstantPoolIndex:
+ O << TAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber() << "_"
+ << MO.getIndex();
+ return;
+
+ case MachineOperand::MO_ExternalSymbol:
+ O << MO.getSymbolName();
+ return;
+
+ case MachineOperand::MO_GlobalAddress: {
+ GlobalValue *GV = MO.getGlobal();
+ O << Mang->getValueName(GV);
+ if (GV->isDeclaration() && GV->hasExternalWeakLinkage())
+ ExtWeakSymbols.insert(GV);
+ return;
+ }
+
+ case MachineOperand::MO_JumpTableIndex:
+ O << TAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber()
+ << '_' << MO.getIndex();
+ return;
+
+ default:
+ O << "<unknown operand type: " << MO.getType() << ">";
+ return;
+ }
+}
+
+/// runOnMachineFunction - This uses the printMachineInstruction()
+/// method to print assembly for each instruction.
+///
+bool AlphaAsmPrinter::runOnMachineFunction(MachineFunction &MF) {
+ SetupMachineFunction(MF);
+ O << "\n\n";
+
+ // Print out constants referenced by the function
+ EmitConstantPool(MF.getConstantPool());
+
+ // Print out jump tables referenced by the function
+ EmitJumpTableInfo(MF.getJumpTableInfo(), MF);
+
+ // Print out labels for the function.
+ const Function *F = MF.getFunction();
+ SwitchToSection(TAI->SectionForGlobal(F));
+
+ EmitAlignment(4, F);
+ switch (F->getLinkage()) {
+ default: assert(0 && "Unknown linkage type!");
+ case Function::InternalLinkage: // Symbols default to internal.
+ break;
+ case Function::ExternalLinkage:
+ O << "\t.globl " << CurrentFnName << "\n";
+ break;
+ case Function::WeakLinkage:
+ case Function::LinkOnceLinkage:
+ O << TAI->getWeakRefDirective() << CurrentFnName << "\n";
+ break;
+ }
+
+ printVisibility(CurrentFnName, F->getVisibility());
+
+ O << "\t.ent " << CurrentFnName << "\n";
+
+ O << CurrentFnName << ":\n";
+
+ // Print out code for the function.
+ for (MachineFunction::const_iterator I = MF.begin(), E = MF.end();
+ I != E; ++I) {
+ if (I != MF.begin()) {
+ printBasicBlockLabel(I, true, true);
+ O << '\n';
+ }
+ for (MachineBasicBlock::const_iterator II = I->begin(), E = I->end();
+ II != E; ++II) {
+ // Print the assembly for the instruction.
+ ++EmittedInsts;
+ if (!printInstruction(II)) {
+ assert(0 && "Unhandled instruction in asm writer!");
+ abort();
+ }
+ }
+ }
+
+ O << "\t.end " << CurrentFnName << "\n";
+
+ // We didn't modify anything.
+ return false;
+}
+
+bool AlphaAsmPrinter::doInitialization(Module &M)
+{
+ if(TM.getSubtarget<AlphaSubtarget>().hasCT())
+ O << "\t.arch ev6\n"; //This might need to be ev67, so leave this test here
+ else
+ O << "\t.arch ev6\n";
+ O << "\t.set noat\n";
+ return AsmPrinter::doInitialization(M);
+}
+
+void AlphaAsmPrinter::printModuleLevelGV(const GlobalVariable* GVar) {
+ const TargetData *TD = TM.getTargetData();
+
+ if (!GVar->hasInitializer()) return; // External global require no code
+
+ // Check to see if this is a special global used by LLVM, if so, emit it.
+ if (EmitSpecialLLVMGlobal(GVar))
+ return;
+
+ std::string name = Mang->getValueName(GVar);
+ Constant *C = GVar->getInitializer();
+ unsigned Size = TD->getABITypeSize(C->getType());
+ unsigned Align = TD->getPreferredAlignmentLog(GVar);
+
+ // 0: Switch to section
+ SwitchToSection(TAI->SectionForGlobal(GVar));
+
+ // 1: Check visibility
+ printVisibility(name, GVar->getVisibility());
+
+ // 2: Kind
+ switch (GVar->getLinkage()) {
+ case GlobalValue::LinkOnceLinkage:
+ case GlobalValue::WeakLinkage:
+ case GlobalValue::CommonLinkage:
+ O << TAI->getWeakRefDirective() << name << '\n';
+ break;
+ case GlobalValue::AppendingLinkage:
+ case GlobalValue::ExternalLinkage:
+ O << TAI->getGlobalDirective() << name << "\n";
+ break;
+ case GlobalValue::InternalLinkage:
+ break;
+ default:
+ assert(0 && "Unknown linkage type!");
+ cerr << "Unknown linkage type!\n";
+ abort();
+ }
+
+ // 3: Type, Size, Align
+ if (TAI->hasDotTypeDotSizeDirective()) {
+ O << "\t.type\t" << name << ", @object\n";
+ O << "\t.size\t" << name << ", " << Size << "\n";
+ }
+
+ EmitAlignment(Align, GVar);
+
+ O << name << ":\n";
+
+ // If the initializer is a extern weak symbol, remember to emit the weak
+ // reference!
+ if (const GlobalValue *GV = dyn_cast<GlobalValue>(C))
+ if (GV->hasExternalWeakLinkage())
+ ExtWeakSymbols.insert(GV);
+
+ EmitGlobalConstant(C);
+ O << '\n';
+}
+
+bool AlphaAsmPrinter::doFinalization(Module &M) {
+ for (Module::const_global_iterator I = M.global_begin(), E = M.global_end();
+ I != E; ++I)
+ printModuleLevelGV(I);
+
+ return AsmPrinter::doFinalization(M);
+}
+
+/// PrintAsmOperand - Print out an operand for an inline asm expression.
+///
+bool AlphaAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo,
+ unsigned AsmVariant,
+ const char *ExtraCode) {
+ printOperand(MI, OpNo);
+ return false;
+}
+
+bool AlphaAsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI,
+ unsigned OpNo,
+ unsigned AsmVariant,
+ const char *ExtraCode) {
+ if (ExtraCode && ExtraCode[0])
+ return true; // Unknown modifier.
+ O << "0(";
+ printOperand(MI, OpNo);
+ O << ")";
+ return false;
+}
--- /dev/null
+include_directories( ${CMAKE_CURRENT_BINARY_DIR}/.. ${CMAKE_CURRENT_SOURCE_DIR}/.. )
+
+add_partially_linked_object(LLVMAlphaAsmPrinter
+ AlphaAsmPrinter.cpp
+ )
+
+target_name_of_partially_linked_object(LLVMAlphaCodeGen n)
+
+add_dependencies(LLVMAlphaAsmPrinter ${n})
--- /dev/null
+##===- lib/Target/Alpha/Makefile ---------------------------*- Makefile -*-===##
+#
+# The LLVM Compiler Infrastructure
+#
+# This file is distributed under the University of Illinois Open Source
+# License. See LICENSE.TXT for details.
+#
+##===----------------------------------------------------------------------===##
+LEVEL = ../../../..
+LIBRARYNAME = LLVMAlphaAsmPrinter
+
+# Hack: we need to include 'main' alpha target directory to grab private headers
+CPPFLAGS = -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/..
+
+include $(LEVEL)/Makefile.common
#
##===----------------------------------------------------------------------===##
LEVEL = ../../..
-LIBRARYNAME = LLVMAlpha
+LIBRARYNAME = LLVMAlphaCodeGen
TARGET = Alpha
# Make sure that tblgen is run, first thing.
AlphaGenAsmWriter.inc AlphaGenDAGISel.inc \
AlphaGenSubtarget.inc
+DIRS = AsmPrinter
+
include $(LEVEL)/Makefile.common
projects / oota-llvm.git / commitdiff