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// Copyright (c) 2018, Compiler Explorer Authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// * Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
import { MapFileReader } from './map-file';
export class MapFileReaderVS extends MapFileReader {
/**
* constructor
*
* @param {string} mapFilename
*/
constructor(mapFilename) {
super(mapFilename);
this.regexVsNames = /^\s([\da-f]*):([\da-f]*)\s*([\w$.?@]*)\s*([\da-f]*)(\sf\si\s*|\sf\s*|\s*)([\w.:<>-]*)$/i;
this.regexVSLoadAddress = /\spreferred load address is ([\da-f]*)/i;
this.regexVsCodeSegment = /^\s([\da-f]*):([\da-f]*)\s*([\da-f]*)h\s*\.text\$mn\s*code.*/i;
}
/**
*
* @param {string} line
*/
tryReadingPreferredAddress(line) {
const matches = line.match(this.regexVSLoadAddress);
if (matches) {
this.preferredLoadAddress = parseInt(matches[1], 16);
}
}
/**
* Tries to match the given line to code segment information
* Matches in order:
* 1. segment offset info
* 2. code segment delphi map
* 3. icode segment delphi map
* 4. code segment vs map
*
* @param {string} line
*/
tryReadingCodeSegmentInfo(line) {
let codesegmentObject = false;
const matches = line.match(this.regexVsCodeSegment);
if (matches) {
codesegmentObject = this.addressToObject(matches[1], matches[2]);
codesegmentObject.id = this.segments.length + 1;
codesegmentObject.segmentLength = parseInt(matches[3], 16);
codesegmentObject.unitName = false;
this.segments.push(codesegmentObject);
}
}
/**
* Try to match information about the address where a symbol is
*
* @param {string} line
*/
tryReadingNamedAddress(line) {
let symbolObject = false;
const matches = line.match(this.regexVsNames);
if (matches && (matches.length >= 7) && (matches[4] !== '')) {
const addressWithOffset = parseInt(matches[4], 16);
symbolObject = {
segment: matches[1],
addressWithoutOffset: parseInt(matches[2], 16),
addressInt: addressWithOffset,
address: addressWithOffset.toString(16),
displayName: matches[3],
unitName: matches[6],
isStaticSymbol: false,
};
this.namedAddresses.push(symbolObject);
this.setSegmentOffset(symbolObject.segment, symbolObject.addressInt - symbolObject.addressWithoutOffset);
const segment = this.getSegmentInfoAddressWithoutOffsetIsIn(
symbolObject.segment,
symbolObject.addressWithoutOffset);
if (segment && !segment.unitName) {
segment.unitName = matches[6];
}
}
}
}