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/*========================== begin_copyright_notice ============================
Copyright (C) 2017-2021 Intel Corporation
SPDX-License-Identifier: MIT
============================= end_copyright_notice ===========================*/
#include "Compiler/CISACodeGen/TranslationTable.hpp"
#include "Compiler/IGCPassSupport.h"
#include "common/LLVMWarningsPush.hpp"
#include <llvm/IR/InstIterator.h>
#include "common/LLVMWarningsPop.hpp"
using namespace IGC;
using namespace llvm;
char TranslationTable::ID = 0;
#define PASS_FLAG "TranslationTable"
#define PASS_DESCRIPTION "Compute-once pass that provides a translation table for mapping attributes for LLVM values"
#define PASS_CFG_ONLY true
#define PASS_ANALYSIS true
IGC_INITIALIZE_PASS_BEGIN(TranslationTable, PASS_FLAG, PASS_DESCRIPTION, PASS_CFG_ONLY, PASS_ANALYSIS)
IGC_INITIALIZE_PASS_END(TranslationTable, PASS_FLAG, PASS_DESCRIPTION, PASS_CFG_ONLY, PASS_ANALYSIS)
namespace IGC {
TranslationTable::TranslationTable() : FunctionPass(ID) {
initializeTranslationTablePass(*PassRegistry::getPassRegistry());
}
bool TranslationTable::runOnFunction(Function &F) {
(void)run(F);
return false;
}
bool TranslationTable::run(Function &F) {
unsigned int counter = 0;
// initialize all arguments
for (llvm::Function::arg_iterator funcArg = F.arg_begin(), funcArge = F.arg_end(); funcArg != funcArge; ++funcArg) {
counter++;
}
inst_iterator it = inst_begin(F);
inst_iterator e = inst_end(F);
for (; it != e; ++it) {
counter++;
}
m_NumIDS = counter;
return true;
}
void TranslationTable::RegisterNewValueAndAssignID(Value *val) {
m_NumIDS++;
auto cvi = m_ValueMaps.begin();
auto cve = m_ValueMaps.end();
for (; cvi != cve; ++cvi) {
(*cvi)->Update();
}
}
} // namespace IGC
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