diff options
Diffstat (limited to 'lib/Target/CellSPU/AsmPrinter')
| -rw-r--r-- | lib/Target/CellSPU/AsmPrinter/CMakeLists.txt | 9 | ||||
| -rw-r--r-- | lib/Target/CellSPU/AsmPrinter/Makefile | 17 | ||||
| -rw-r--r-- | lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp | 364 |
3 files changed, 0 insertions, 390 deletions
diff --git a/lib/Target/CellSPU/AsmPrinter/CMakeLists.txt b/lib/Target/CellSPU/AsmPrinter/CMakeLists.txt deleted file mode 100644 index 8a2b59a..0000000 --- a/lib/Target/CellSPU/AsmPrinter/CMakeLists.txt +++ /dev/null @@ -1,9 +0,0 @@ -include_directories( - ${CMAKE_CURRENT_BINARY_DIR}/.. - ${CMAKE_CURRENT_SOURCE_DIR}/.. - ) - -add_llvm_library(LLVMCellSPUAsmPrinter - SPUAsmPrinter.cpp - ) -add_dependencies(LLVMCellSPUAsmPrinter CellSPUCodeGenTable_gen) diff --git a/lib/Target/CellSPU/AsmPrinter/Makefile b/lib/Target/CellSPU/AsmPrinter/Makefile deleted file mode 100644 index 4ec9d04..0000000 --- a/lib/Target/CellSPU/AsmPrinter/Makefile +++ /dev/null @@ -1,17 +0,0 @@ -##===- lib/Target/CellSPU/AsmPrinter/Makefile --------------*- Makefile -*-===## -# -# The LLVM Compiler Infrastructure -# -# This file is distributed under the University of Illinois Open Source -# License. See LICENSE.TXT for details. -# -##===----------------------------------------------------------------------===## - -LEVEL = ../../../.. -LIBRARYNAME = LLVMCellSPUAsmPrinter - -# Hack: we need to include 'main' CellSPU target directory to grab -# private headers -CPP.Flags += -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/.. - -include $(LEVEL)/Makefile.common diff --git a/lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp b/lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp deleted file mode 100644 index 3e95531..0000000 --- a/lib/Target/CellSPU/AsmPrinter/SPUAsmPrinter.cpp +++ /dev/null @@ -1,364 +0,0 @@ -//===-- SPUAsmPrinter.cpp - Print machine instrs to Cell SPU assembly -------=// -// -// 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 Cell SPU assembly language. This printer -// is the output mechanism used by `llc'. -// -//===----------------------------------------------------------------------===// - -#define DEBUG_TYPE "asmprinter" -#include "SPU.h" -#include "SPUTargetMachine.h" -#include "llvm/Constants.h" -#include "llvm/DerivedTypes.h" -#include "llvm/Module.h" -#include "llvm/CodeGen/AsmPrinter.h" -#include "llvm/CodeGen/MachineModuleInfo.h" -#include "llvm/MC/MCStreamer.h" -#include "llvm/MC/MCAsmInfo.h" -#include "llvm/MC/MCSymbol.h" -#include "llvm/Target/Mangler.h" -#include "llvm/Target/TargetLoweringObjectFile.h" -#include "llvm/Target/TargetInstrInfo.h" -#include "llvm/Target/TargetOptions.h" -#include "llvm/Target/TargetRegisterInfo.h" -#include "llvm/Target/TargetRegistry.h" -#include "llvm/ADT/SmallString.h" -#include "llvm/ADT/StringExtras.h" -#include "llvm/Support/ErrorHandling.h" -#include "llvm/Support/raw_ostream.h" -using namespace llvm; - -namespace { - class SPUAsmPrinter : public AsmPrinter { - public: - explicit SPUAsmPrinter(TargetMachine &TM, MCStreamer &Streamer) : - AsmPrinter(TM, Streamer) {} - - virtual const char *getPassName() const { - return "STI CBEA SPU Assembly Printer"; - } - - SPUTargetMachine &getTM() { - return static_cast<SPUTargetMachine&>(TM); - } - - /// printInstruction - This method is automatically generated by tablegen - /// from the instruction set description. - void printInstruction(const MachineInstr *MI, raw_ostream &OS); - static const char *getRegisterName(unsigned RegNo); - - - void EmitInstruction(const MachineInstr *MI) { - SmallString<128> Str; - raw_svector_ostream OS(Str); - printInstruction(MI, OS); - OutStreamer.EmitRawText(OS.str()); - } - void printOp(const MachineOperand &MO, raw_ostream &OS); - - /// printRegister - Print register according to target requirements. - /// - void printRegister(const MachineOperand &MO, bool R0AsZero, raw_ostream &O){ - unsigned RegNo = MO.getReg(); - assert(TargetRegisterInfo::isPhysicalRegister(RegNo) && - "Not physreg??"); - O << getRegisterName(RegNo); - } - - void printOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - const MachineOperand &MO = MI->getOperand(OpNo); - if (MO.isReg()) { - O << getRegisterName(MO.getReg()); - } else if (MO.isImm()) { - O << MO.getImm(); - } else { - printOp(MO, O); - } - } - - bool PrintAsmOperand(const MachineInstr *MI, unsigned OpNo, - unsigned AsmVariant, const char *ExtraCode, - raw_ostream &O); - bool PrintAsmMemoryOperand(const MachineInstr *MI, unsigned OpNo, - unsigned AsmVariant, const char *ExtraCode, - raw_ostream &O); - - - void - printS7ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - int value = MI->getOperand(OpNo).getImm(); - value = (value << (32 - 7)) >> (32 - 7); - - assert((value >= -(1 << 8) && value <= (1 << 7) - 1) - && "Invalid s7 argument"); - O << value; - } - - void - printU7ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - unsigned int value = MI->getOperand(OpNo).getImm(); - assert(value < (1 << 8) && "Invalid u7 argument"); - O << value; - } - - void - printShufAddr(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - char value = MI->getOperand(OpNo).getImm(); - O << (int) value; - O << "("; - printOperand(MI, OpNo+1, O); - O << ")"; - } - - void - printS16ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - O << (short) MI->getOperand(OpNo).getImm(); - } - - void - printU16ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - O << (unsigned short)MI->getOperand(OpNo).getImm(); - } - - void - printU32ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - O << (unsigned)MI->getOperand(OpNo).getImm(); - } - - void - printMemRegReg(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - // When used as the base register, r0 reads constant zero rather than - // the value contained in the register. For this reason, the darwin - // assembler requires that we print r0 as 0 (no r) when used as the base. - const MachineOperand &MO = MI->getOperand(OpNo); - O << getRegisterName(MO.getReg()) << ", "; - printOperand(MI, OpNo+1, O); - } - - void - printU18ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - unsigned int value = MI->getOperand(OpNo).getImm(); - assert(value <= (1 << 19) - 1 && "Invalid u18 argument"); - O << value; - } - - void - printS10ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - short value = (short) (((int) MI->getOperand(OpNo).getImm() << 16) - >> 16); - assert((value >= -(1 << 9) && value <= (1 << 9) - 1) - && "Invalid s10 argument"); - O << value; - } - - void - printU10ImmOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - short value = (short) (((int) MI->getOperand(OpNo).getImm() << 16) - >> 16); - assert((value <= (1 << 10) - 1) && "Invalid u10 argument"); - O << value; - } - - void - printDFormAddr(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - assert(MI->getOperand(OpNo).isImm() && - "printDFormAddr first operand is not immediate"); - int64_t value = int64_t(MI->getOperand(OpNo).getImm()); - int16_t value16 = int16_t(value); - assert((value16 >= -(1 << (9+4)) && value16 <= (1 << (9+4)) - 1) - && "Invalid dform s10 offset argument"); - O << (value16 & ~0xf) << "("; - printOperand(MI, OpNo+1, O); - O << ")"; - } - - void - printAddr256K(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) - { - /* Note: operand 1 is an offset or symbol name. */ - if (MI->getOperand(OpNo).isImm()) { - printS16ImmOperand(MI, OpNo, O); - } else { - printOp(MI->getOperand(OpNo), O); - if (MI->getOperand(OpNo+1).isImm()) { - int displ = int(MI->getOperand(OpNo+1).getImm()); - if (displ > 0) - O << "+" << displ; - else if (displ < 0) - O << displ; - } - } - } - - void printCallOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - printOp(MI->getOperand(OpNo), O); - } - - void printPCRelativeOperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - // Used to generate a ".-<target>", but it turns out that the assembler - // really wants the target. - // - // N.B.: This operand is used for call targets. Branch hints are another - // animal entirely. - printOp(MI->getOperand(OpNo), O); - } - - void printHBROperand(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - // HBR operands are generated in front of branches, hence, the - // program counter plus the target. - O << ".+"; - printOp(MI->getOperand(OpNo), O); - } - - void printSymbolHi(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - if (MI->getOperand(OpNo).isImm()) { - printS16ImmOperand(MI, OpNo, O); - } else { - printOp(MI->getOperand(OpNo), O); - O << "@h"; - } - } - - void printSymbolLo(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - if (MI->getOperand(OpNo).isImm()) { - printS16ImmOperand(MI, OpNo, O); - } else { - printOp(MI->getOperand(OpNo), O); - O << "@l"; - } - } - - /// Print local store address - void printSymbolLSA(const MachineInstr *MI, unsigned OpNo, raw_ostream &O) { - printOp(MI->getOperand(OpNo), O); - } - - void printROTHNeg7Imm(const MachineInstr *MI, unsigned OpNo, - raw_ostream &O) { - if (MI->getOperand(OpNo).isImm()) { - int value = (int) MI->getOperand(OpNo).getImm(); - assert((value >= 0 && value < 16) - && "Invalid negated immediate rotate 7-bit argument"); - O << -value; - } else { - llvm_unreachable("Invalid/non-immediate rotate amount in printRotateNeg7Imm"); - } - } - - void printROTNeg7Imm(const MachineInstr *MI, unsigned OpNo, raw_ostream &O){ - assert(MI->getOperand(OpNo).isImm() && - "Invalid/non-immediate rotate amount in printRotateNeg7Imm"); - int value = (int) MI->getOperand(OpNo).getImm(); - assert((value >= 0 && value <= 32) - && "Invalid negated immediate rotate 7-bit argument"); - O << -value; - } - }; -} // end of anonymous namespace - -// Include the auto-generated portion of the assembly writer -#include "SPUGenAsmWriter.inc" - -void SPUAsmPrinter::printOp(const MachineOperand &MO, raw_ostream &O) { - switch (MO.getType()) { - case MachineOperand::MO_Immediate: - report_fatal_error("printOp() does not handle immediate values"); - return; - - case MachineOperand::MO_MachineBasicBlock: - O << *MO.getMBB()->getSymbol(); - return; - case MachineOperand::MO_JumpTableIndex: - O << MAI->getPrivateGlobalPrefix() << "JTI" << getFunctionNumber() - << '_' << MO.getIndex(); - return; - case MachineOperand::MO_ConstantPoolIndex: - O << MAI->getPrivateGlobalPrefix() << "CPI" << getFunctionNumber() - << '_' << MO.getIndex(); - return; - case MachineOperand::MO_ExternalSymbol: - // Computing the address of an external symbol, not calling it. - if (TM.getRelocationModel() != Reloc::Static) { - O << "L" << MAI->getGlobalPrefix() << MO.getSymbolName() - << "$non_lazy_ptr"; - return; - } - O << *GetExternalSymbolSymbol(MO.getSymbolName()); - return; - case MachineOperand::MO_GlobalAddress: - // External or weakly linked global variables need non-lazily-resolved - // stubs - if (TM.getRelocationModel() != Reloc::Static) { - const GlobalValue *GV = MO.getGlobal(); - if (((GV->isDeclaration() || GV->hasWeakLinkage() || - GV->hasLinkOnceLinkage() || GV->hasCommonLinkage()))) { - O << *GetSymbolWithGlobalValueBase(GV, "$non_lazy_ptr"); - return; - } - } - O << *Mang->getSymbol(MO.getGlobal()); - return; - default: - O << "<unknown operand type: " << MO.getType() << ">"; - return; - } -} - -/// PrintAsmOperand - Print out an operand for an inline asm expression. -/// -bool SPUAsmPrinter::PrintAsmOperand(const MachineInstr *MI, unsigned OpNo, - unsigned AsmVariant, - const char *ExtraCode, raw_ostream &O) { - // Does this asm operand have a single letter operand modifier? - if (ExtraCode && ExtraCode[0]) { - if (ExtraCode[1] != 0) return true; // Unknown modifier. - - switch (ExtraCode[0]) { - default: return true; // Unknown modifier. - case 'L': // Write second word of DImode reference. - // Verify that this operand has two consecutive registers. - if (!MI->getOperand(OpNo).isReg() || - OpNo+1 == MI->getNumOperands() || - !MI->getOperand(OpNo+1).isReg()) - return true; - ++OpNo; // Return the high-part. - break; - } - } - - printOperand(MI, OpNo, O); - return false; -} - -bool SPUAsmPrinter::PrintAsmMemoryOperand(const MachineInstr *MI, - unsigned OpNo, unsigned AsmVariant, - const char *ExtraCode, - raw_ostream &O) { - if (ExtraCode && ExtraCode[0]) - return true; // Unknown modifier. - printMemRegReg(MI, OpNo, O); - return false; -} - -// Force static initialization. -extern "C" void LLVMInitializeCellSPUAsmPrinter() { - RegisterAsmPrinter<SPUAsmPrinter> X(TheCellSPUTarget); -} |
