mirror of
https://github.com/revng/revng
synced 2026-06-21 14:07:57 +00:00
Pietro Fezzardi
35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
//
|
|
// This file is distributed under the MIT License. See LICENSE.md for details.
|
|
//
|
|
|
|
#include "BasicBlockViewAnalysis.h"
|
|
|
|
using namespace llvm;
|
|
|
|
namespace BasicBlockViewAnalysis {
|
|
|
|
Analysis::InterruptType Analysis::transfer(BasicBlockNode *InputBBNode) {
|
|
BasicBlockViewMap VisibleBB = State[InputBBNode].copy();
|
|
BasicBlock *EnforcedBB = EnforcedBBMap.at(InputBBNode);
|
|
|
|
if (InputBBNode->isDummy()) {
|
|
while (InputBBNode->isDummy()) {
|
|
revng_assert(InputBBNode->basicBlock() == nullptr);
|
|
revng_assert(InputBBNode->successor_size() == 1);
|
|
InputBBNode = *InputBBNode->successors().begin();
|
|
}
|
|
BasicBlock *OriginalBB = InputBBNode->basicBlock();
|
|
revng_assert(OriginalBB != nullptr);
|
|
VisibleBB.at(OriginalBB) = EnforcedBB;
|
|
} else {
|
|
BasicBlock *OriginalBB = InputBBNode->basicBlock();
|
|
revng_assert(OriginalBB != nullptr);
|
|
bool New = VisibleBB.insert(std::make_pair(OriginalBB, EnforcedBB)).second;
|
|
revng_assert(New);
|
|
ViewMap[EnforcedBB] = VisibleBB.copyMap();
|
|
}
|
|
return InterruptType::createInterrupt(std::move(VisibleBB));
|
|
}
|
|
|
|
} // end namespace BasicBlockViewAnalysis
|