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#pragma once
#include "WAVM/IR/IR.h"
#include "WAVM/IR/Module.h"
#include "WAVM/IR/Operators.h"
#include "WAVM/Inline/Assert.h"
#include "WAVM/Inline/BasicTypes.h"
#include "WAVM/Inline/Serialization.h"
namespace WAVM { namespace IR {
struct OperatorPrinter
{
typedef std::string Result;
OperatorPrinter(const Module& inModule, const FunctionDef& inFunctionDef)
: module(inModule), functionDef(inFunctionDef)
{
}
#define VISIT_OPCODE(encoding, name, nameString, Imm, ...) \
std::string name(Imm imm = {}) { return std::string(nameString) + describeImm(imm); }
WAVM_ENUM_OPERATORS(VISIT_OPCODE)
#undef VISIT_OPCODE
private:
const Module& module;
const FunctionDef& functionDef;
std::string describeImm(NoImm) { return ""; }
std::string describeImm(ControlStructureImm imm)
{
const FunctionType type = resolveBlockType(module, imm.type);
return std::string(" : ") + asString(type.params()) + " -> " + asString(type.results());
}
std::string describeImm(SelectImm imm) { return std::string(" ") + asString(imm.type); }
std::string describeImm(BranchImm imm) { return " " + std::to_string(imm.targetDepth); }
std::string describeImm(BranchTableImm imm)
{
std::string result = " " + std::to_string(imm.defaultTargetDepth);
const char* prefix = " [";
WAVM_ASSERT(imm.branchTableIndex < functionDef.branchTables.size());
for(auto depth : functionDef.branchTables[imm.branchTableIndex])
{
result += prefix + std::to_string(depth);
prefix = ",";
}
result += "]";
return result;
}
template<typename NativeValue> std::string describeImm(LiteralImm<NativeValue> imm)
{
return " " + asString(imm.value);
}
template<bool isGlobal> std::string describeImm(GetOrSetVariableImm<isGlobal> imm)
{
return " " + std::to_string(imm.variableIndex);
}
std::string describeImm(FunctionImm imm)
{
const std::string typeString
= imm.functionIndex >= module.functions.size()
? "<invalid function index>"
: asString(module.types[module.functions.getType(imm.functionIndex).index]);
return " " + std::to_string(imm.functionIndex) + " " + typeString;
}
std::string describeImm(FunctionRefImm imm)
{
return describeImm(FunctionImm{imm.functionIndex});
}
std::string describeImm(CallIndirectImm imm)
{
const std::string typeString = imm.type.index >= module.types.size()
? "<invalid type index>"
: asString(module.types[imm.type.index]);
return " " + typeString;
}
std::string describeImm(BaseLoadOrStoreImm imm)
{
return " " + std::to_string(imm.memoryIndex) + " offset=" + std::to_string(imm.offset)
+ " align=" + std::to_string(1 << imm.alignmentLog2);
}
std::string describeImm(MemoryImm imm) { return " " + std::to_string(imm.memoryIndex); }
std::string describeImm(MemoryCopyImm imm)
{
return " " + std::to_string(imm.sourceMemoryIndex) + " "
+ std::to_string(imm.destMemoryIndex);
}
std::string describeImm(TableImm imm) { return " " + std::to_string(imm.tableIndex); }
std::string describeImm(TableCopyImm imm)
{
return " " + std::to_string(imm.sourceTableIndex) + " "
+ std::to_string(imm.destTableIndex);
}
template<Uptr numLanes> std::string describeImm(LaneIndexImm<numLanes> imm)
{
return " " + std::to_string(imm.laneIndex);
}
template<Uptr numLanes> std::string describeImm(ShuffleImm<numLanes> imm)
{
std::string result = " ";
char prefix = '[';
for(Uptr laneIndex = 0; laneIndex < numLanes; ++laneIndex)
{
result += prefix;
result += imm.laneIndices[laneIndex] < numLanes ? 'a' : 'b';
result += imm.laneIndices[laneIndex] < numLanes
? std::to_string(imm.laneIndices[laneIndex])
: std::to_string(imm.laneIndices[laneIndex] - numLanes);
prefix = ',';
}
result += ']';
return result;
}
std::string describeImm(AtomicFenceImm imm)
{
switch(imm.order)
{
case MemoryOrder::sequentiallyConsistent: return " seqcst";
default: WAVM_UNREACHABLE();
};
}
std::string describeImm(ExceptionTypeImm) { return ""; }
std::string describeImm(DelegateImm) { return ""; }
std::string describeImm(RethrowImm) { return ""; }
std::string describeImm(DataSegmentAndMemImm imm)
{
return std::to_string(imm.dataSegmentIndex) + " " + std::to_string(imm.memoryIndex);
}
std::string describeImm(DataSegmentImm imm)
{
return " " + std::to_string(imm.dataSegmentIndex);
}
std::string describeImm(ElemSegmentAndTableImm imm)
{
return " " + std::to_string(imm.elemSegmentIndex) + " "
+ std::to_string(imm.tableIndex);
}
std::string describeImm(ElemSegmentImm imm)
{
return " " + std::to_string(imm.elemSegmentIndex);
}
std::string describeImm(ReferenceTypeImm imm)
{
return std::string(" ") + asString(imm.referenceType);
}
};
}}
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