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//===------------------------ OrcRTBootstrap.cpp --------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "OrcRTBootstrap.h"
#include "llvm/ExecutionEngine/Orc/Shared/OrcRTBridge.h"
#include "llvm/ExecutionEngine/Orc/Shared/WrapperFunctionUtils.h"
#include "llvm/ExecutionEngine/Orc/TargetProcess/RegisterEHFrames.h"
#include "llvm/ExecutionEngine/Orc/TargetProcess/TargetExecutionUtils.h"
#define DEBUG_TYPE "orc"
using namespace llvm::orc::shared;
namespace llvm {
namespace orc {
namespace rt_bootstrap {
template <typename WriteT, typename SPSWriteT>
static llvm::orc::shared::CWrapperFunctionResult
writeUIntsWrapper(const char *ArgData, size_t ArgSize) {
return WrapperFunction<void(SPSSequence<SPSWriteT>)>::handle(
ArgData, ArgSize,
[](std::vector<WriteT> Ws) {
for (auto &W : Ws)
*W.Addr.template toPtr<decltype(W.Value) *>() = W.Value;
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
writePointersWrapper(const char *ArgData, size_t ArgSize) {
return WrapperFunction<void(SPSSequence<SPSMemoryAccessPointerWrite>)>::
handle(ArgData, ArgSize,
[](std::vector<tpctypes::PointerWrite> Ws) {
for (auto &W : Ws)
*W.Addr.template toPtr<void **>() =
W.Value.template toPtr<void *>();
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
writeBuffersWrapper(const char *ArgData, size_t ArgSize) {
return WrapperFunction<void(SPSSequence<SPSMemoryAccessBufferWrite>)>::handle(
ArgData, ArgSize,
[](std::vector<tpctypes::BufferWrite> Ws) {
for (auto &W : Ws)
memcpy(W.Addr.template toPtr<char *>(), W.Buffer.data(),
W.Buffer.size());
})
.release();
}
template <typename ReadT>
static llvm::orc::shared::CWrapperFunctionResult
readUIntsWrapper(const char *ArgData, size_t ArgSize) {
using SPSSig = SPSSequence<ReadT>(SPSSequence<SPSExecutorAddr>);
return WrapperFunction<SPSSig>::handle(ArgData, ArgSize,
[](std::vector<ExecutorAddr> Rs) {
std::vector<ReadT> Result;
Result.reserve(Rs.size());
for (auto &R : Rs)
Result.push_back(
*R.toPtr<ReadT *>());
return Result;
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
readPointersWrapper(const char *ArgData, size_t ArgSize) {
using SPSSig = SPSSequence<SPSExecutorAddr>(SPSSequence<SPSExecutorAddr>);
return WrapperFunction<SPSSig>::handle(
ArgData, ArgSize,
[](std::vector<ExecutorAddr> Rs) {
std::vector<ExecutorAddr> Result;
Result.reserve(Rs.size());
for (auto &R : Rs)
Result.push_back(ExecutorAddr::fromPtr(*R.toPtr<void **>()));
return Result;
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
readBuffersWrapper(const char *ArgData, size_t ArgSize) {
using SPSSig =
SPSSequence<SPSSequence<uint8_t>>(SPSSequence<SPSExecutorAddrRange>);
return WrapperFunction<SPSSig>::handle(
ArgData, ArgSize,
[](std::vector<ExecutorAddrRange> Rs) {
std::vector<std::vector<uint8_t>> Result;
Result.reserve(Rs.size());
for (auto &R : Rs) {
Result.push_back({});
Result.back().resize(R.size());
memcpy(reinterpret_cast<char *>(Result.back().data()),
R.Start.toPtr<char *>(), R.size());
}
return Result;
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
readStringsWrapper(const char *ArgData, size_t ArgSize) {
using SPSSig = SPSSequence<SPSString>(SPSSequence<SPSExecutorAddr>);
return WrapperFunction<SPSSig>::handle(ArgData, ArgSize,
[](std::vector<ExecutorAddr> Rs) {
std::vector<std::string> Result;
Result.reserve(Rs.size());
for (auto &R : Rs)
Result.push_back(
R.toPtr<char *>());
return Result;
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
runAsMainWrapper(const char *ArgData, size_t ArgSize) {
return WrapperFunction<rt::SPSRunAsMainSignature>::handle(
ArgData, ArgSize,
[](ExecutorAddr MainAddr,
std::vector<std::string> Args) -> int64_t {
return runAsMain(MainAddr.toPtr<int (*)(int, char *[])>(), Args);
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
runAsVoidFunctionWrapper(const char *ArgData, size_t ArgSize) {
return WrapperFunction<rt::SPSRunAsVoidFunctionSignature>::handle(
ArgData, ArgSize,
[](ExecutorAddr MainAddr) -> int32_t {
return runAsVoidFunction(MainAddr.toPtr<int32_t (*)(void)>());
})
.release();
}
static llvm::orc::shared::CWrapperFunctionResult
runAsIntFunctionWrapper(const char *ArgData, size_t ArgSize) {
return WrapperFunction<rt::SPSRunAsIntFunctionSignature>::handle(
ArgData, ArgSize,
[](ExecutorAddr MainAddr, int32_t Arg) -> int32_t {
return runAsIntFunction(MainAddr.toPtr<int32_t (*)(int32_t)>(),
Arg);
})
.release();
}
void addTo(StringMap<ExecutorAddr> &M) {
M[rt::MemoryWriteUInt8sWrapperName] = ExecutorAddr::fromPtr(
&writeUIntsWrapper<tpctypes::UInt8Write,
shared::SPSMemoryAccessUInt8Write>);
M[rt::MemoryWriteUInt16sWrapperName] = ExecutorAddr::fromPtr(
&writeUIntsWrapper<tpctypes::UInt16Write,
shared::SPSMemoryAccessUInt16Write>);
M[rt::MemoryWriteUInt32sWrapperName] = ExecutorAddr::fromPtr(
&writeUIntsWrapper<tpctypes::UInt32Write,
shared::SPSMemoryAccessUInt32Write>);
M[rt::MemoryWriteUInt64sWrapperName] = ExecutorAddr::fromPtr(
&writeUIntsWrapper<tpctypes::UInt64Write,
shared::SPSMemoryAccessUInt64Write>);
M[rt::MemoryWritePointersWrapperName] =
ExecutorAddr::fromPtr(&writePointersWrapper);
M[rt::MemoryWriteBuffersWrapperName] =
ExecutorAddr::fromPtr(&writeBuffersWrapper);
M[rt::MemoryReadUInt8sWrapperName] =
ExecutorAddr::fromPtr(&readUIntsWrapper<uint8_t>);
M[rt::MemoryReadUInt16sWrapperName] =
ExecutorAddr::fromPtr(&readUIntsWrapper<uint16_t>);
M[rt::MemoryReadUInt32sWrapperName] =
ExecutorAddr::fromPtr(&readUIntsWrapper<uint32_t>);
M[rt::MemoryReadUInt64sWrapperName] =
ExecutorAddr::fromPtr(&readUIntsWrapper<uint64_t>);
M[rt::MemoryReadPointersWrapperName] =
ExecutorAddr::fromPtr(&readPointersWrapper);
M[rt::MemoryReadBuffersWrapperName] =
ExecutorAddr::fromPtr(&readBuffersWrapper);
M[rt::MemoryReadStringsWrapperName] =
ExecutorAddr::fromPtr(&readStringsWrapper);
M[rt::RunAsMainWrapperName] = ExecutorAddr::fromPtr(&runAsMainWrapper);
M[rt::RunAsVoidFunctionWrapperName] =
ExecutorAddr::fromPtr(&runAsVoidFunctionWrapper);
M[rt::RunAsIntFunctionWrapperName] =
ExecutorAddr::fromPtr(&runAsIntFunctionWrapper);
}
} // end namespace rt_bootstrap
} // end namespace orc
} // end namespace llvm
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