+++ /dev/null
-//===- MappingInfo.cpp - create LLVM info and output to .s file ---------===//
-//
-// Create Map from LLVM BB and Instructions and Machine Instructions
-// and output the information as .byte directives to the .s file
-// Currently Sparc specific but will be extended for others later
-//
-//===--------------------------------------------------------------------===//
-
-#include "llvm/CodeGen/MappingInfo.h"
-#include "llvm/Pass.h"
-#include "llvm/Module.h"
-#include "llvm/CodeGen/MachineInstr.h"
-#include "llvm/CodeGen/MachineCodeForBasicBlock.h"
-#include "llvm/CodeGen/MachineCodeForInstruction.h"
-#include <map>
-#include <vector>
-using std::vector;
-
-
-// MappingInfo - This method collects mapping info
-// for the mapping from LLVM to machine code.
-//
-namespace {
- class getMappingInfoForFunction : public Pass {
- std::ostream &Out;
- private:
- std::map<const Function*, unsigned> Fkey; //key of function to num
- std::map<const MachineInstr*, unsigned> BBkey; //key basic block to num
- std::map<const MachineInstr*, unsigned> MIkey; //key machine instruction to num
- vector<vector<unsigned> > BBmap;
- vector<vector<unsigned> > MImap;
-
- void createFunctionKey(Module &M);
- void createBasicBlockKey(Module &M);
- void createMachineInstructionKey(Module &M);
- void createBBToMImap(Module &M);
- void createLLVMToMImap(Module &M);
- unsigned writeNumber(unsigned X);
-
- public:
- getMappingInfoForFunction(std::ostream &out) : Out(out){}
-
- const char* getPassName() const {
- return "Sparc CollectMappingInfoForInstruction";
- }
-
- bool run(Module &M);
- };
-}
-
-
-//pass definition
-Pass *MappingInfoForFunction(std::ostream &out){
- return (new getMappingInfoForFunction(out));
-}
-
-//function definitions :
-//create and output maps to the .s file
-bool getMappingInfoForFunction::run(Module &M) {
-
- // Module *M = &m;
-
- //map for Function to Function number
- createFunctionKey(M);
-
- //map for BB to LLVM instruction number
- createBasicBlockKey(M);
-
- //map from Machine Instruction to Machine Instruction number
- createMachineInstructionKey(M);
-
- //map of Basic Block to first Machine Instruction and number
- // of instructions go thro each function
- createBBToMImap(M);
-
- //map of LLVM Instruction to Machine Instruction
- createLLVMToMImap(M);
-
- //unsigned r =0;
- //for (Module::iterator FI = M.begin(), FE = M.end();
- //FI != FE; ++FI){
- //unsigned r = 0;
- // if(FI->isExternal()) continue;
- //for (Function::iterator BI = FI->begin(), BE = FI->end();
- // BI != BE; ++BI){
- //r++;
- //}
- //Out <<"#BB in F: "<<r<<"\n";
- //}
- //Out <<"#BB: "<< r <<"\n";
- //Out <<"BBkey.size() "<<BBkey.size()<<"\n";
- //Out <<"BBmap.size() "<<BBmap.size()<<"\n";
- // Write map to the sparc assembly stream
- // Start by writing out the basic block to first and last
- // machine instruction map to the .s file
- Out << "\n\n!BB TO MI MAP\n";
- Out << "\t.section \".data\"\n\t.align 8\n";
- Out << "\t.global BBMIMap\n";
- Out << "BBMIMap:\n";
- //add stream object here that will contain info about the map
- //add object to write this out to the .s file
- //int x=0;
- unsigned sizeBBmap=0;
- unsigned sizeLImap=0;
- for (vector<vector<unsigned> >::iterator BBmapI =
- BBmap.begin(), BBmapE = BBmap.end(); BBmapI != BBmapE;
- ++BBmapI){
- sizeBBmap += writeNumber((*BBmapI)[0]);
- sizeBBmap += writeNumber((*BBmapI)[1]);
- sizeBBmap += writeNumber((*BBmapI)[2]);
- sizeBBmap += writeNumber((*BBmapI)[3]);
- //x++;
- }
- //Out <<"sizeOutputed = "<<x<<"\n";
-
- Out << "\t.type BBMIMap,#object\n";
- Out << "\t.size BBMIMap,"<<BBmap.size() << "\n";
-
- //output length info
- Out <<"\n\n!LLVM BB MAP Length\n\t.section \".bbdata";
- Out << "\",#alloc,#write\n\t.global BBMIMap_length\n\t.align 4\n\t.type BBMIMap_length,";
- Out <<"#object\n\t.size BBMIMap_length,4\nBBMIMap_length:\n\t.word "
- << sizeBBmap <<"\n\n\n\n";
-
-
- //Now write out the LLVM instruction to the corresponding
- //machine instruction map
- Out << "!LLVM I TO MI MAP\n";
- Out << "\t.section\".data\"\n\t.align 8\n";
- Out << "\t.global LMIMap\n";
- Out << "LMIMap:\n";
- //add stream object here that will contain info about the map
- //add object to write this out to the .s file
- for (vector<vector<unsigned> >::iterator MImapI =
- MImap.begin(), MImapE = MImap.end(); MImapI != MImapE;
- ++MImapI){
- sizeLImap += writeNumber((*MImapI)[0]);
- sizeLImap += writeNumber((*MImapI)[1]);
- sizeLImap += writeNumber((*MImapI)[2]);
- sizeLImap += writeNumber((*MImapI)[3]);
- }
- Out << "\t.type LMIMap,#object\n";
- Out << "\t.size LMIMap,"<<MImap.size() << "\n";
- //output length info
- Out <<"\n\n!LLVM MI MAP Length\n\t.section\".llvmdata";
- Out << "\",#alloc,#write\n\t.global LMIMap_length\n\t.align 4\n\t.type LMIMap_length,";
- Out <<"#object\n\t.size LMIMap_length,4\nLMIMap_length:\n\t.word "
- << ((MImap.size())*4)<<"\n\n\n\n";
-
- return false;
-}
-
-//write out information as .byte directives
-unsigned getMappingInfoForFunction::writeNumber(unsigned X) {
- unsigned i=0;
- do {
- unsigned tmp = X & 127;
- X >>= 7;
- if (X) tmp |= 128;
- Out << "\t.byte " << tmp << "\n";
- ++i;
- } while(X);
- return i;
-}
-
-//Assign a number to each Function
-void getMappingInfoForFunction::createFunctionKey(Module &M){
- unsigned i = 0;
- unsigned j = 0;
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- //dont count F with 0 BBs
- if(FI->isExternal()) continue;
- Fkey[FI] = i;
- ++i;
- }
-}
-
-//Assign a Number to each BB
-void getMappingInfoForFunction::createBasicBlockKey(Module &M){
- //unsigned i = 0;
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- unsigned i = 0;
- if(FI->isExternal()) continue;
- for (Function::iterator BI = FI->begin(), BE = FI->end();
- BI != BE; ++BI){
- MachineCodeForBasicBlock &miBB = MachineCodeForBasicBlock::get(BI);
- BBkey[miBB[0]] = i;
- i = i+(miBB.size());
- }
- }
-}
-
-//Assign a number to each MI wrt beginning of the BB
-void getMappingInfoForFunction::createMachineInstructionKey(Module &M){
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- if(FI->isExternal()) continue;
- for (Function::iterator BI=FI->begin(), BE=FI->end();
- BI != BE; ++BI){
- MachineCodeForBasicBlock &miBB = MachineCodeForBasicBlock::get(BI);
- unsigned j = 0;
- for (MachineCodeForBasicBlock::iterator miI = miBB.begin(),
- miE = miBB.end(); miI != miE; ++miI, ++j){
- MIkey[*miI] = j;
- }
- }
- }
-}
-
-//BBtoMImap: contains F#, BB#,
-// MI#[wrt beginning of F], #MI in BB
-void getMappingInfoForFunction::createBBToMImap(Module &M){
-
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- if(FI->isExternal())continue;
- unsigned i = 0;
- for (Function::iterator BI = FI->begin(),
- BE = FI->end(); BI != BE; ++BI){
- MachineCodeForBasicBlock &miBB = MachineCodeForBasicBlock::get(BI);
- //add record into the map
- BBmap.push_back(vector<unsigned>());
- vector<unsigned> &oneBB = BBmap.back();
- oneBB.reserve(4);
-
- //add F#
- oneBB.push_back(Fkey[FI]);
- //add BB#
- oneBB.push_back( i );
- //add the MI#[wrt the beginning of F]
- oneBB.push_back( BBkey[ miBB[0] ]);
- //add the # of MI
- oneBB.push_back(miBB.size());
- ++i;
-
- }
- }
-}
-
-//LLVMtoMImap: contains F#, BB#, LLVM#,
-// MIs[wrt to beginning of BB]
-void getMappingInfoForFunction::createLLVMToMImap(Module &M){
-
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- if(FI->isExternal()) continue;
- unsigned i =0;
- for (Function::iterator BI = FI->begin(), BE = FI->end();
- BI != BE; ++BI, ++i){
- unsigned j = 0;
- for (BasicBlock::iterator II = BI->begin(),
- IE = BI->end(); II != IE; ++II, ++j){
- MachineCodeForInstruction& miI =
- MachineCodeForInstruction::get(II);
- //do for each corr. MI
- for (MachineCodeForInstruction::iterator miII = miI.begin(),
- miIE = miI.end(); miII != miIE; ++miII){
-
- MImap.push_back(vector<unsigned>());
- vector<unsigned> &oneMI = MImap.back();
- oneMI.reserve(4);
-
- //add F#
- oneMI.push_back(Fkey[FI]);
- //add BB#
- oneMI.push_back(i);
- //add LLVM Instr#
- oneMI.push_back(j);
- //add MI#[wrt to beginning of BB]
- oneMI.push_back(MIkey[*miII]);
- }
- }
- }
- }
-}
-
-
+++ /dev/null
-//===- MappingInfo.cpp - create LLVM info and output to .s file ---------===//
-//
-// Create Map from LLVM BB and Instructions and Machine Instructions
-// and output the information as .byte directives to the .s file
-// Currently Sparc specific but will be extended for others later
-//
-//===--------------------------------------------------------------------===//
-
-#include "llvm/CodeGen/MappingInfo.h"
-#include "llvm/Pass.h"
-#include "llvm/Module.h"
-#include "llvm/CodeGen/MachineInstr.h"
-#include "llvm/CodeGen/MachineCodeForBasicBlock.h"
-#include "llvm/CodeGen/MachineCodeForInstruction.h"
-#include <map>
-#include <vector>
-using std::vector;
-
-
-// MappingInfo - This method collects mapping info
-// for the mapping from LLVM to machine code.
-//
-namespace {
- class getMappingInfoForFunction : public Pass {
- std::ostream &Out;
- private:
- std::map<const Function*, unsigned> Fkey; //key of function to num
- std::map<const MachineInstr*, unsigned> BBkey; //key basic block to num
- std::map<const MachineInstr*, unsigned> MIkey; //key machine instruction to num
- vector<vector<unsigned> > BBmap;
- vector<vector<unsigned> > MImap;
-
- void createFunctionKey(Module &M);
- void createBasicBlockKey(Module &M);
- void createMachineInstructionKey(Module &M);
- void createBBToMImap(Module &M);
- void createLLVMToMImap(Module &M);
- unsigned writeNumber(unsigned X);
-
- public:
- getMappingInfoForFunction(std::ostream &out) : Out(out){}
-
- const char* getPassName() const {
- return "Sparc CollectMappingInfoForInstruction";
- }
-
- bool run(Module &M);
- };
-}
-
-
-//pass definition
-Pass *MappingInfoForFunction(std::ostream &out){
- return (new getMappingInfoForFunction(out));
-}
-
-//function definitions :
-//create and output maps to the .s file
-bool getMappingInfoForFunction::run(Module &M) {
-
- // Module *M = &m;
-
- //map for Function to Function number
- createFunctionKey(M);
-
- //map for BB to LLVM instruction number
- createBasicBlockKey(M);
-
- //map from Machine Instruction to Machine Instruction number
- createMachineInstructionKey(M);
-
- //map of Basic Block to first Machine Instruction and number
- // of instructions go thro each function
- createBBToMImap(M);
-
- //map of LLVM Instruction to Machine Instruction
- createLLVMToMImap(M);
-
- //unsigned r =0;
- //for (Module::iterator FI = M.begin(), FE = M.end();
- //FI != FE; ++FI){
- //unsigned r = 0;
- // if(FI->isExternal()) continue;
- //for (Function::iterator BI = FI->begin(), BE = FI->end();
- // BI != BE; ++BI){
- //r++;
- //}
- //Out <<"#BB in F: "<<r<<"\n";
- //}
- //Out <<"#BB: "<< r <<"\n";
- //Out <<"BBkey.size() "<<BBkey.size()<<"\n";
- //Out <<"BBmap.size() "<<BBmap.size()<<"\n";
- // Write map to the sparc assembly stream
- // Start by writing out the basic block to first and last
- // machine instruction map to the .s file
- Out << "\n\n!BB TO MI MAP\n";
- Out << "\t.section \".data\"\n\t.align 8\n";
- Out << "\t.global BBMIMap\n";
- Out << "BBMIMap:\n";
- //add stream object here that will contain info about the map
- //add object to write this out to the .s file
- //int x=0;
- unsigned sizeBBmap=0;
- unsigned sizeLImap=0;
- for (vector<vector<unsigned> >::iterator BBmapI =
- BBmap.begin(), BBmapE = BBmap.end(); BBmapI != BBmapE;
- ++BBmapI){
- sizeBBmap += writeNumber((*BBmapI)[0]);
- sizeBBmap += writeNumber((*BBmapI)[1]);
- sizeBBmap += writeNumber((*BBmapI)[2]);
- sizeBBmap += writeNumber((*BBmapI)[3]);
- //x++;
- }
- //Out <<"sizeOutputed = "<<x<<"\n";
-
- Out << "\t.type BBMIMap,#object\n";
- Out << "\t.size BBMIMap,"<<BBmap.size() << "\n";
-
- //output length info
- Out <<"\n\n!LLVM BB MAP Length\n\t.section \".bbdata";
- Out << "\",#alloc,#write\n\t.global BBMIMap_length\n\t.align 4\n\t.type BBMIMap_length,";
- Out <<"#object\n\t.size BBMIMap_length,4\nBBMIMap_length:\n\t.word "
- << sizeBBmap <<"\n\n\n\n";
-
-
- //Now write out the LLVM instruction to the corresponding
- //machine instruction map
- Out << "!LLVM I TO MI MAP\n";
- Out << "\t.section\".data\"\n\t.align 8\n";
- Out << "\t.global LMIMap\n";
- Out << "LMIMap:\n";
- //add stream object here that will contain info about the map
- //add object to write this out to the .s file
- for (vector<vector<unsigned> >::iterator MImapI =
- MImap.begin(), MImapE = MImap.end(); MImapI != MImapE;
- ++MImapI){
- sizeLImap += writeNumber((*MImapI)[0]);
- sizeLImap += writeNumber((*MImapI)[1]);
- sizeLImap += writeNumber((*MImapI)[2]);
- sizeLImap += writeNumber((*MImapI)[3]);
- }
- Out << "\t.type LMIMap,#object\n";
- Out << "\t.size LMIMap,"<<MImap.size() << "\n";
- //output length info
- Out <<"\n\n!LLVM MI MAP Length\n\t.section\".llvmdata";
- Out << "\",#alloc,#write\n\t.global LMIMap_length\n\t.align 4\n\t.type LMIMap_length,";
- Out <<"#object\n\t.size LMIMap_length,4\nLMIMap_length:\n\t.word "
- << ((MImap.size())*4)<<"\n\n\n\n";
-
- return false;
-}
-
-//write out information as .byte directives
-unsigned getMappingInfoForFunction::writeNumber(unsigned X) {
- unsigned i=0;
- do {
- unsigned tmp = X & 127;
- X >>= 7;
- if (X) tmp |= 128;
- Out << "\t.byte " << tmp << "\n";
- ++i;
- } while(X);
- return i;
-}
-
-//Assign a number to each Function
-void getMappingInfoForFunction::createFunctionKey(Module &M){
- unsigned i = 0;
- unsigned j = 0;
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- //dont count F with 0 BBs
- if(FI->isExternal()) continue;
- Fkey[FI] = i;
- ++i;
- }
-}
-
-//Assign a Number to each BB
-void getMappingInfoForFunction::createBasicBlockKey(Module &M){
- //unsigned i = 0;
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- unsigned i = 0;
- if(FI->isExternal()) continue;
- for (Function::iterator BI = FI->begin(), BE = FI->end();
- BI != BE; ++BI){
- MachineCodeForBasicBlock &miBB = MachineCodeForBasicBlock::get(BI);
- BBkey[miBB[0]] = i;
- i = i+(miBB.size());
- }
- }
-}
-
-//Assign a number to each MI wrt beginning of the BB
-void getMappingInfoForFunction::createMachineInstructionKey(Module &M){
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- if(FI->isExternal()) continue;
- for (Function::iterator BI=FI->begin(), BE=FI->end();
- BI != BE; ++BI){
- MachineCodeForBasicBlock &miBB = MachineCodeForBasicBlock::get(BI);
- unsigned j = 0;
- for (MachineCodeForBasicBlock::iterator miI = miBB.begin(),
- miE = miBB.end(); miI != miE; ++miI, ++j){
- MIkey[*miI] = j;
- }
- }
- }
-}
-
-//BBtoMImap: contains F#, BB#,
-// MI#[wrt beginning of F], #MI in BB
-void getMappingInfoForFunction::createBBToMImap(Module &M){
-
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- if(FI->isExternal())continue;
- unsigned i = 0;
- for (Function::iterator BI = FI->begin(),
- BE = FI->end(); BI != BE; ++BI){
- MachineCodeForBasicBlock &miBB = MachineCodeForBasicBlock::get(BI);
- //add record into the map
- BBmap.push_back(vector<unsigned>());
- vector<unsigned> &oneBB = BBmap.back();
- oneBB.reserve(4);
-
- //add F#
- oneBB.push_back(Fkey[FI]);
- //add BB#
- oneBB.push_back( i );
- //add the MI#[wrt the beginning of F]
- oneBB.push_back( BBkey[ miBB[0] ]);
- //add the # of MI
- oneBB.push_back(miBB.size());
- ++i;
-
- }
- }
-}
-
-//LLVMtoMImap: contains F#, BB#, LLVM#,
-// MIs[wrt to beginning of BB]
-void getMappingInfoForFunction::createLLVMToMImap(Module &M){
-
- for (Module::iterator FI = M.begin(), FE = M.end();
- FI != FE; ++FI){
- if(FI->isExternal()) continue;
- unsigned i =0;
- for (Function::iterator BI = FI->begin(), BE = FI->end();
- BI != BE; ++BI, ++i){
- unsigned j = 0;
- for (BasicBlock::iterator II = BI->begin(),
- IE = BI->end(); II != IE; ++II, ++j){
- MachineCodeForInstruction& miI =
- MachineCodeForInstruction::get(II);
- //do for each corr. MI
- for (MachineCodeForInstruction::iterator miII = miI.begin(),
- miIE = miI.end(); miII != miIE; ++miII){
-
- MImap.push_back(vector<unsigned>());
- vector<unsigned> &oneMI = MImap.back();
- oneMI.reserve(4);
-
- //add F#
- oneMI.push_back(Fkey[FI]);
- //add BB#
- oneMI.push_back(i);
- //add LLVM Instr#
- oneMI.push_back(j);
- //add MI#[wrt to beginning of BB]
- oneMI.push_back(MIkey[*miII]);
- }
- }
- }
- }
-}
-
-
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