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//
// Copyright (c) Microsoft. All rights reserved.
// Licensed under the MIT license. See LICENSE file in the project root for full license information.
//
#include "standardpch.h"
#include "verbasmdump.h"
#include "simpletimer.h"
#include "methodcontext.h"
#include "methodcontextiterator.h"
#include "asmdumper.h"
#include "errorhandling.h"
#define BUFFER_SIZE 0xFFFFFF
int verbASMDump::DoWork(const char *nameOfInput, const char *nameOfOutput, int indexCount, const int *indexes)
{
LogVerbose("Loading from '%s' and writing ASM output into '%s-MC#.asm'", nameOfInput, nameOfOutput);
MethodContextIterator mci(indexCount, indexes, true);
if (!mci.Initialize(nameOfInput))
return -1;
int savedCount = 0;
while (mci.MoveNext())
{
MethodContext* mc = mci.Current();
char buff[500];
sprintf_s(buff, 500, "%s-%d.asm", nameOfOutput, mci.MethodContextNumber());
HANDLE hFileOut = CreateFileA(buff, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL|FILE_FLAG_SEQUENTIAL_SCAN, NULL);
if (hFileOut == INVALID_HANDLE_VALUE)
{
LogError("Failed to open output '%s'. GetLastError()=%u", buff, GetLastError());
return -1;
}
if (mc->cr->IsEmpty())
{
const size_t bufflen = 4096;
DWORD bytesWritten;
char buff[bufflen];
ZeroMemory(buff, bufflen * sizeof(char));
int buff_offset = sprintf_s(buff, bufflen, ";;Method context has no compile result");
WriteFile(hFileOut, buff, buff_offset * sizeof(char), &bytesWritten, nullptr);
}
else
{
ASMDumper::DumpToFile(hFileOut, mc, mc->cr);
}
if (!CloseHandle(hFileOut))
{
LogError("CloseHandle failed. GetLastError()=%u", GetLastError());
return -1;
}
savedCount++;
}
LogInfo("Asm'd %d", savedCount);
if (!mci.Destroy())
return -1;
return 0;
}
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