ppsspp/GPU/Debugger/Debugger.cpp
2024-12-17 12:02:24 +01:00

114 lines
3.5 KiB
C++

// Copyright (c) 2018- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#include <vector>
#include "Common/Log.h"
#include "Common/StringUtils.h"
#include "GPU/GPU.h"
#include "GPU/Debugger/Breakpoints.h"
#include "GPU/Debugger/Debugger.h"
#include "GPU/Debugger/Stepping.h"
namespace GPUDebug {
const char *BreakNextToString(BreakNext next) {
switch (next) {
case BreakNext::NONE: return "NONE,";
case BreakNext::OP: return "OP";
case BreakNext::DRAW: return "DRAW";
case BreakNext::TEX: return "TEX";
case BreakNext::NONTEX: return "NONTEX";
case BreakNext::FRAME: return "FRAME";
case BreakNext::VSYNC: return "VSYNC";
case BreakNext::PRIM: return "PRIM";
case BreakNext::CURVE: return "CURVE";
case BreakNext::BLOCK_TRANSFER: return "BLOCK_TRANSFER";
case BreakNext::COUNT: return "COUNT";
case BreakNext::DEBUG_RUN: return "DEBUG_RUN";
default: return "N/A";
}
}
static bool ParseRange(const std::string &s, std::pair<int, int> &range) {
int c = sscanf(s.c_str(), "%d-%d", &range.first, &range.second);
if (c == 0)
return false;
if (c == 1)
range.second = range.first;
return true;
}
bool ParsePrimRanges(std::string_view rule, std::vector<std::pair<int, int>> *output) {
constexpr int MAX_PRIMS = 0x7FFFFFFF;
std::vector<std::string> parts;
SplitString(rule, ',', parts);
// Parse expressions like: 0 or 0-1,4-5 or !2 or !2-3 or !2,!3
std::vector<std::pair<int, int>> updated;
for (auto &part : parts) {
std::pair<int, int> range;
if (part.size() > 1 && part[0] == '!') {
if (!ParseRange(part.substr(1), range))
return false;
// If there's nothing yet, add everything else.
if (updated.empty()) {
if (range.first > 0)
updated.emplace_back(0, range.first - 1);
if (range.second < MAX_PRIMS)
updated.emplace_back(range.second + 1, MAX_PRIMS);
continue;
}
// Otherwise, remove this range from any existing.
for (size_t i = 0; i < updated.size(); ++i) {
auto &sub = updated[i];
if (sub.second < range.first || sub.first > range.second)
continue;
if (sub.first >= range.first && sub.second <= range.second) {
// Entire subrange is inside the deleted entries, nuke.
sub.first = -1;
sub.second = -1;
continue;
}
if (sub.first < range.first && sub.second > range.second) {
// We're slicing a hole in this subrange.
int next = sub.second;
sub.second = range.first - 1;
updated.emplace_back(range.second + 1, next);
continue;
}
// If we got here, we're simply clipping the subrange.
if (sub.first < range.first && sub.second >= range.first && sub.second <= range.second)
sub.second = range.first - 1;
if (sub.first >= range.first && sub.first <= range.second && sub.second < range.second)
sub.first = range.second + 1;
}
} else {
if (!ParseRange(part, range))
return false;
updated.push_back(range);
}
}
*output = updated;
return true;
}
}