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remove the MSIL backend. It isn't maintained, is buggy, has no testcases

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and hasn't kept up with ToT.  Approved by Anton.

llvm-svn: 112375
This commit is contained in:
Chris Lattner 2010-08-28 16:33:36 +00:00
parent 92e13eeec0
commit d16c80e27f
11 changed files with 9 additions and 2066 deletions
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5
autoconf/configure.ac
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@ -543,13 +543,13 @@ TARGETS_TO_BUILD=""
AC_ARG_ENABLE([targets],AS_HELP_STRING([--enable-targets],
[Build specific host targets: all or target1,target2,... Valid targets are:
host, x86, x86_64, sparc, powerpc, alpha, arm, mips, spu, pic16,
xcore, msp430, systemz, blackfin, cbe, msil, and cpp (default=all)]),,
xcore, msp430, systemz, blackfin, cbe, and cpp (default=all)]),,
enableval=all)
if test "$enableval" = host-only ; then
enableval=host
fi
case "$enableval" in
all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU PIC16 XCore MSP430 SystemZ Blackfin CBackend MSIL CppBackend MBlaze" ;;
all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU PIC16 XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze" ;;
*)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
case "$a_target" in
x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
@ -566,7 +566,6 @@ case "$enableval" in
systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
msil) TARGETS_TO_BUILD="MSIL $TARGETS_TO_BUILD" ;;
cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
host) case "$llvm_cv_target_arch" in

5
configure vendored
View File

@ -1414,7 +1414,7 @@ Optional Features:
--enable-targets Build specific host targets: all or
target1,target2,... Valid targets are: host, x86,
x86_64, sparc, powerpc, alpha, arm, mips, spu,
pic16, xcore, msp430, systemz, blackfin, cbe, msil,
pic16, xcore, msp430, systemz, blackfin, cbe,
and cpp (default=all)
--enable-cbe-printf-a Enable C Backend output with hex floating point via
%a (default is YES)
@ -4955,7 +4955,7 @@ if test "$enableval" = host-only ; then
enableval=host
fi
case "$enableval" in
all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU PIC16 XCore MSP430 SystemZ Blackfin CBackend MSIL CppBackend MBlaze" ;;
all) TARGETS_TO_BUILD="X86 Sparc PowerPC Alpha ARM Mips CellSPU PIC16 XCore MSP430 SystemZ Blackfin CBackend CppBackend MBlaze" ;;
*)for a_target in `echo $enableval|sed -e 's/,/ /g' ` ; do
case "$a_target" in
x86) TARGETS_TO_BUILD="X86 $TARGETS_TO_BUILD" ;;
@ -4972,7 +4972,6 @@ case "$enableval" in
systemz) TARGETS_TO_BUILD="SystemZ $TARGETS_TO_BUILD" ;;
blackfin) TARGETS_TO_BUILD="Blackfin $TARGETS_TO_BUILD" ;;
cbe) TARGETS_TO_BUILD="CBackend $TARGETS_TO_BUILD" ;;
msil) TARGETS_TO_BUILD="MSIL $TARGETS_TO_BUILD" ;;
cpp) TARGETS_TO_BUILD="CppBackend $TARGETS_TO_BUILD" ;;
mblaze) TARGETS_TO_BUILD="MBlaze $TARGETS_TO_BUILD" ;;
host) case "$llvm_cv_target_arch" in

9
docs/ReleaseNotes.html
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@ -68,7 +68,6 @@ Almost dead code.
lib/Transforms/IPO/MergeFunctions.cpp => consider for 2.8.
llvm/Analysis/PointerTracking.h => Edwin wants this, consider for 2.8.
GEPSplitterPass
MSIL backend?
-->
@ -77,6 +76,7 @@ Almost dead code.
strong phi elim
llvm.dbg.value: variable debug info for optimized code
loop dependence analysis
TBAA
-->
<!-- for announcement email:
@ -489,8 +489,9 @@ on LLVM 2.7, this section lists some "gotchas" that you may run into upgrading
from the previous release.</p>
<ul>
<li>.</li>
<li>MSIL Backend removed.</li>
<li>ABCD and SSI passes removed.</li>
<li>'Union' LLVM IR feature removed.</li>
</ul>
<p>In addition, many APIs have changed in this release. Some of the major LLVM
@ -575,7 +576,7 @@ components, please contact us on the <a
href="http://lists.cs.uiuc.edu/mailman/listinfo/llvmdev">LLVMdev list</a>.</p>
<ul>
<li>The MSIL, Alpha, SPU, MIPS, PIC16, Blackfin, MSP430, SystemZ and MicroBlaze
<li>The Alpha, SPU, MIPS, PIC16, Blackfin, MSP430, SystemZ and MicroBlaze
backends are experimental.</li>
<li><tt>llc</tt> "<tt>-filetype=asm</tt>" (the default) is the only
supported value for this option. XXX Update me</li>

3
lib/Target/MSIL/CMakeLists.txt
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@ -1,3 +0,0 @@
add_llvm_target(MSIL
MSILWriter.cpp
)

1706
lib/Target/MSIL/MSILWriter.cpp
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File diff suppressed because it is too large Load Diff

258
lib/Target/MSIL/MSILWriter.h
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@ -1,258 +0,0 @@
//===-- MSILWriter.h - TargetMachine for the MSIL ---------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the MSILWriter that is used by the MSIL.
//
//===----------------------------------------------------------------------===//
#ifndef MSILWRITER_H
#define MSILWRITER_H
#include "llvm/CallingConv.h"
#include "llvm/Constants.h"
#include "llvm/Module.h"
#include "llvm/Instructions.h"
#include "llvm/IntrinsicInst.h"
#include "llvm/Pass.h"
#include "llvm/PassManager.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Analysis/FindUsedTypes.h"
#include "llvm/Analysis/LoopInfo.h"
#include "llvm/Support/FormattedStream.h"
#include "llvm/Support/GetElementPtrTypeIterator.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
extern Target TheMSILTarget;
class MSILModule : public ModulePass {
Module *ModulePtr;
const std::set<const Type *>*& UsedTypes;
const TargetData*& TD;
public:
static char ID;
MSILModule(const std::set<const Type *>*& _UsedTypes,
const TargetData*& _TD)
: ModulePass(ID), UsedTypes(_UsedTypes), TD(_TD) {}
void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<FindUsedTypes>();
AU.addRequired<TargetData>();
}
virtual const char *getPassName() const {
return "MSIL backend definitions";
}
virtual bool runOnModule(Module &M);
};
class MSILWriter : public FunctionPass {
struct StaticInitializer {
const Constant* constant;
uint64_t offset;
StaticInitializer()
: constant(0), offset(0) {}
StaticInitializer(const Constant* _constant, uint64_t _offset)
: constant(_constant), offset(_offset) {}
};
uint64_t UniqID;
uint64_t getUniqID() {
return ++UniqID;
}
public:
formatted_raw_ostream &Out;
Module* ModulePtr;
const TargetData* TD;
LoopInfo *LInfo;
std::vector<StaticInitializer>* InitListPtr;
std::map<const GlobalVariable*,std::vector<StaticInitializer> >
StaticInitList;
const std::set<const Type *>* UsedTypes;
static char ID;
DenseMap<const Value*, unsigned> AnonValueNumbers;
unsigned NextAnonValueNumber;
MSILWriter(formatted_raw_ostream &o) : FunctionPass(ID), Out(o),
NextAnonValueNumber(0) {
UniqID = 0;
}
enum ValueType {
UndefVT,
GlobalVT,
InternalVT,
ArgumentVT,
LocalVT,
ConstVT,
ConstExprVT
};
bool isVariable(ValueType V) {
return V==GlobalVT || V==InternalVT || V==ArgumentVT || V==LocalVT;
}
bool isConstValue(ValueType V) {
return V==ConstVT || V==ConstExprVT;
}
virtual const char *getPassName() const { return "MSIL backend"; }
void getAnalysisUsage(AnalysisUsage &AU) const {
AU.addRequired<LoopInfo>();
AU.setPreservesAll();
}
bool runOnFunction(Function &F);
virtual bool doInitialization(Module &M);
virtual bool doFinalization(Module &M);
void printModuleStartup();
bool isZeroValue(const Value* V);
std::string getValueName(const Value* V);
std::string getLabelName(const Value* V);
std::string getLabelName(const std::string& Name);
std::string getConvModopt(CallingConv::ID CallingConvID);
std::string getArrayTypeName(Type::TypeID TyID, const Type* Ty);
std::string getPrimitiveTypeName(const Type* Ty, bool isSigned);
std::string getFunctionTypeName(const Type* Ty);
std::string getPointerTypeName(const Type* Ty);
std::string getTypeName(const Type* Ty, bool isSigned = false,
bool isNested = false);
ValueType getValueLocation(const Value* V);
std::string getTypePostfix(const Type* Ty, bool Expand,
bool isSigned = false);
void printConvToPtr();
void printPtrLoad(uint64_t N);
void printValuePtrLoad(const Value* V);
void printConstLoad(const Constant* C);
void printValueLoad(const Value* V);
void printValueSave(const Value* V);
void printBinaryInstruction(const char* Name, const Value* Left,
const Value* Right);
void printSimpleInstruction(const char* Inst, const char* Operand = NULL);
void printPHICopy(const BasicBlock* Src, const BasicBlock* Dst);
void printBranchToBlock(const BasicBlock* CurrBB,
const BasicBlock* TrueBB,
const BasicBlock* FalseBB);
void printBranchInstruction(const BranchInst* Inst);
void printSelectInstruction(const Value* Cond, const Value* VTrue,
const Value* VFalse);
void printIndirectLoad(const Value* V);
void printIndirectSave(const Value* Ptr, const Value* Val);
void printIndirectSave(const Type* Ty);
void printCastInstruction(unsigned int Op, const Value* V,
const Type* Ty, const Type* SrcTy=0);
void printGepInstruction(const Value* V, gep_type_iterator I,
gep_type_iterator E);
std::string getCallSignature(const FunctionType* Ty,
const Instruction* Inst,
std::string Name);
void printFunctionCall(const Value* FnVal, const Instruction* Inst);
void printIntrinsicCall(const IntrinsicInst* Inst);
void printCallInstruction(const Instruction* Inst);
void printICmpInstruction(unsigned Predicate, const Value* Left,
const Value* Right);
void printFCmpInstruction(unsigned Predicate, const Value* Left,
const Value* Right);
void printInvokeInstruction(const InvokeInst* Inst);
void printSwitchInstruction(const SwitchInst* Inst);
void printVAArgInstruction(const VAArgInst* Inst);
void printAllocaInstruction(const AllocaInst* Inst);
void printInstruction(const Instruction* Inst);
void printLoop(const Loop* L);
void printBasicBlock(const BasicBlock* BB);
void printLocalVariables(const Function& F);
void printFunctionBody(const Function& F);
void printConstantExpr(const ConstantExpr* CE);
void printStaticInitializerList();
void printFunction(const Function& F);
void printDeclarations(const TypeSymbolTable& ST);
unsigned int getBitWidth(const Type* Ty);
void printStaticConstant(const Constant* C, uint64_t& Offset);
void printStaticInitializer(const Constant* C, const std::string& Name);
void printVariableDefinition(const GlobalVariable* G);
void printGlobalVariables();
const char* getLibraryName(const Function* F);
const char* getLibraryName(const GlobalVariable* GV);
const char* getLibraryForSymbol(StringRef Name, bool isFunction,
CallingConv::ID CallingConv);
void printExternals();
};
}
#endif

16
lib/Target/MSIL/Makefile
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@ -1,16 +0,0 @@
##===- lib/Target/MSIL/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 = LLVMMSIL
DIRS = TargetInfo
include $(LEVEL)/Makefile.common
CompileCommonOpts := $(CompileCommonOpts) -Wno-format

26
lib/Target/MSIL/README.TXT
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@ -1,26 +0,0 @@
//===---------------------------------------------------------------------===//
Vector instructions support.
ShuffleVector
ExtractElement
InsertElement
//===---------------------------------------------------------------------===//
Add "OpaqueType" type.
//===---------------------------------------------------------------------===//
"switch" instruction emulation with CLI "switch" instruction.
//===---------------------------------------------------------------------===//
Write linker for external function, because function export need to know
dynamic library where function located.
.method static hidebysig pinvokeimpl("msvcrt.dll" cdecl)
void free(void*) preservesig {}

6
lib/Target/MSIL/TargetInfo/CMakeLists.txt
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@ -1,6 +0,0 @@
include_directories( ${CMAKE_CURRENT_BINARY_DIR}/.. ${CMAKE_CURRENT_SOURCE_DIR}/.. )
add_llvm_library(LLVMMSILInfo
MSILTargetInfo.cpp
)

26
lib/Target/MSIL/TargetInfo/MSILTargetInfo.cpp
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@ -1,26 +0,0 @@
//===-- MSILTargetInfo.cpp - MSIL Target Implementation -------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "MSILWriter.h"
#include "llvm/Module.h"
#include "llvm/Target/TargetRegistry.h"
using namespace llvm;
Target llvm::TheMSILTarget;
static unsigned MSIL_TripleMatchQuality(const std::string &TT) {
// This class always works, but shouldn't be the default in most cases.
return 1;
}
extern "C" void LLVMInitializeMSILTargetInfo() {
TargetRegistry::RegisterTarget(TheMSILTarget, "msil",
"MSIL backend",
&MSIL_TripleMatchQuality);
}

15
lib/Target/MSIL/TargetInfo/Makefile
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@ -1,15 +0,0 @@
##===- lib/Target/MSIL/TargetInfo/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 = LLVMMSILInfo
# Hack: we need to include 'main' target directory to grab private headers
CPPFLAGS = -I$(PROJ_OBJ_DIR)/.. -I$(PROJ_SRC_DIR)/..
include $(LEVEL)/Makefile.common