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author | Chris Lattner <sabre@nondot.org> | 2010-11-14 18:43:56 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2010-11-14 18:43:56 +0000 |
commit | 1139691e3aadff751c035f38f835d436ec6cf10a (patch) | |
tree | 8287424f01072c252a61fe2a95498f545bf21b3e /lib/Target/PTX/AsmPrinter | |
parent | eff0581583ef10e2872e9baf537a04b67d992101 (diff) | |
download | external_llvm-1139691e3aadff751c035f38f835d436ec6cf10a.zip external_llvm-1139691e3aadff751c035f38f835d436ec6cf10a.tar.gz external_llvm-1139691e3aadff751c035f38f835d436ec6cf10a.tar.bz2 |
move all the target's asmprinters into the main target. The piece
that should be split out is the InstPrinter (if a target is mc'ized).
This change makes all the targets be consistent.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119056 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PTX/AsmPrinter')
-rw-r--r-- | lib/Target/PTX/AsmPrinter/CMakeLists.txt | 6 | ||||
-rw-r--r-- | lib/Target/PTX/AsmPrinter/Makefile | 15 | ||||
-rw-r--r-- | lib/Target/PTX/AsmPrinter/PTXAsmPrinter.cpp | 190 |
3 files changed, 0 insertions, 211 deletions
diff --git a/lib/Target/PTX/AsmPrinter/CMakeLists.txt b/lib/Target/PTX/AsmPrinter/CMakeLists.txt deleted file mode 100644 index 3f4257b..0000000 --- a/lib/Target/PTX/AsmPrinter/CMakeLists.txt +++ /dev/null @@ -1,6 +0,0 @@ -include_directories( ${CMAKE_CURRENT_BINARY_DIR}/.. ${CMAKE_CURRENT_SOURCE_DIR}/.. ) - -add_llvm_library(LLVMPTXAsmPrinter - PTXAsmPrinter.cpp - ) -add_dependencies(LLVMPTXAsmPrinter PTXCodeGenTable_gen) diff --git a/lib/Target/PTX/AsmPrinter/Makefile b/lib/Target/PTX/AsmPrinter/Makefile deleted file mode 100644 index 67ee3bc..0000000 --- a/lib/Target/PTX/AsmPrinter/Makefile +++ /dev/null @@ -1,15 +0,0 @@ -##===- lib/Target/PTX/AsmPrinter/Makefile ------------------*- Makefile -*-===## -# -# The LLVM Compiler Infrastructure -# -# This file is distributed under the University of Illinois Open Source -# License. See LICENSE.TXT for details. -# -##===----------------------------------------------------------------------===## -LEVEL = ../../../.. -LIBRARYNAME = LLVMPTXAsmPrinter - -# Hack: we need to include 'main' PTX target directory to grab private headers -CPP.Flags += -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/.. - -include $(LEVEL)/Makefile.common diff --git a/lib/Target/PTX/AsmPrinter/PTXAsmPrinter.cpp b/lib/Target/PTX/AsmPrinter/PTXAsmPrinter.cpp deleted file mode 100644 index b861807..0000000 --- a/lib/Target/PTX/AsmPrinter/PTXAsmPrinter.cpp +++ /dev/null @@ -1,190 +0,0 @@ -//===-- PTXAsmPrinter.cpp - PTX 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 PTX assembly language. -// -//===----------------------------------------------------------------------===// - -#define DEBUG_TYPE "ptx-asm-printer" - -#include "PTX.h" -#include "PTXMachineFunctionInfo.h" -#include "PTXTargetMachine.h" -#include "llvm/Support/raw_ostream.h" -#include "llvm/ADT/SmallString.h" -#include "llvm/ADT/StringExtras.h" -#include "llvm/ADT/Twine.h" -#include "llvm/CodeGen/AsmPrinter.h" -#include "llvm/CodeGen/MachineInstr.h" -#include "llvm/MC/MCStreamer.h" -#include "llvm/MC/MCSymbol.h" -#include "llvm/Target/TargetLoweringObjectFile.h" -#include "llvm/Target/TargetRegistry.h" -#include "llvm/Support/Debug.h" -#include "llvm/Support/ErrorHandling.h" -#include "llvm/Support/raw_ostream.h" - -using namespace llvm; - -namespace { -class PTXAsmPrinter : public AsmPrinter { -public: - explicit PTXAsmPrinter(TargetMachine &TM, MCStreamer &Streamer) - : AsmPrinter(TM, Streamer) {} - - const char *getPassName() const { return "PTX Assembly Printer"; } - - virtual bool runOnMachineFunction(MachineFunction &MF); - - virtual void EmitFunctionBodyStart(); - virtual void EmitFunctionBodyEnd() { OutStreamer.EmitRawText(Twine("}")); } - - virtual void EmitInstruction(const MachineInstr *MI); - - void printOperand(const MachineInstr *MI, int opNum, raw_ostream &OS); - - // autogen'd. - void printInstruction(const MachineInstr *MI, raw_ostream &OS); - static const char *getRegisterName(unsigned RegNo); - -private: - void EmitFunctionDeclaration(); -}; // class PTXAsmPrinter -} // namespace - -static const char PARAM_PREFIX[] = "__param_"; - -static const char *getRegisterTypeName(unsigned RegNo){ -#define TEST_REGCLS(cls, clsstr) \ - if (PTX::cls ## RegisterClass->contains(RegNo)) return # clsstr; - TEST_REGCLS(RRegs32, .s32); - TEST_REGCLS(Preds, .pred); -#undef TEST_REGCLS - - llvm_unreachable("Not in any register class!"); - return NULL; -} - -bool PTXAsmPrinter::runOnMachineFunction(MachineFunction &MF) { - SetupMachineFunction(MF); - EmitFunctionDeclaration(); - EmitFunctionBody(); - return false; -} - -void PTXAsmPrinter::EmitFunctionBodyStart() { - OutStreamer.EmitRawText(Twine("{")); - - const PTXMachineFunctionInfo *MFI = MF->getInfo<PTXMachineFunctionInfo>(); - - // Print local variable definition - for (PTXMachineFunctionInfo::reg_iterator - i = MFI->localVarRegBegin(), e = MFI->localVarRegEnd(); i != e; ++ i) { - unsigned reg = *i; - - std::string def = "\t.reg "; - def += getRegisterTypeName(reg); - def += ' '; - def += getRegisterName(reg); - def += ';'; - OutStreamer.EmitRawText(Twine(def)); - } -} - -void PTXAsmPrinter::EmitInstruction(const MachineInstr *MI) { - SmallString<128> str; - raw_svector_ostream OS(str); - printInstruction(MI, OS); - OS << ';'; - OutStreamer.EmitRawText(OS.str()); -} - -void PTXAsmPrinter::printOperand(const MachineInstr *MI, int opNum, - raw_ostream &OS) { - const MachineOperand &MO = MI->getOperand(opNum); - - switch (MO.getType()) { - default: - llvm_unreachable("<unknown operand type>"); - break; - case MachineOperand::MO_Register: - OS << getRegisterName(MO.getReg()); - break; - case MachineOperand::MO_Immediate: - OS << (int) MO.getImm(); - break; - } -} - -void PTXAsmPrinter::EmitFunctionDeclaration() { - // The function label could have already been emitted if two symbols end up - // conflicting due to asm renaming. Detect this and emit an error. - if (!CurrentFnSym->isUndefined()) { - report_fatal_error("'" + Twine(CurrentFnSym->getName()) + - "' label emitted multiple times to assembly file"); - return; - } - - const PTXMachineFunctionInfo *MFI = MF->getInfo<PTXMachineFunctionInfo>(); - const bool isKernel = MFI->isKernel(); - unsigned reg; - - std::string decl = isKernel ? ".entry" : ".func"; - - // Print return register - reg = MFI->retReg(); - if (!isKernel && reg != PTX::NoRegister) { - decl += " (.reg "; // FIXME: could it return in .param space? - decl += getRegisterTypeName(reg); - decl += " "; - decl += getRegisterName(reg); - decl += ")"; - } - - // Print function name - decl += " "; - decl += CurrentFnSym->getName().str(); - - // Print parameter list - if (!MFI->argRegEmpty()) { - decl += " ("; - if (isKernel) { - for (int i = 0, e = MFI->getNumArg(); i != e; ++i) { - if (i != 0) - decl += ", "; - decl += ".param .s32 "; // TODO: param's type - decl += PARAM_PREFIX; - decl += utostr(i + 1); - } - } else { - for (PTXMachineFunctionInfo::reg_iterator - i = MFI->argRegBegin(), e = MFI->argRegEnd(), b = i; i != e; ++i) { - reg = *i; - assert(reg != PTX::NoRegister && "Not a valid register!"); - if (i != b) - decl += ", "; - decl += ".reg "; - decl += getRegisterTypeName(reg); - decl += " "; - decl += getRegisterName(reg); - } - } - decl += ")"; - } - - OutStreamer.EmitRawText(Twine(decl)); -} - -#include "PTXGenAsmWriter.inc" - -// Force static initialization. -extern "C" void LLVMInitializePTXAsmPrinter() { - RegisterAsmPrinter<PTXAsmPrinter> X(ThePTXTarget); -} |