mirror of
https://github.com/dingusdev/dingusppc.git
synced 2024-11-18 22:05:51 +00:00
119 lines
3.3 KiB
C++
119 lines
3.3 KiB
C++
#include <iostream>
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#include <fstream>
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#include <sstream>
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#include <iomanip>
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#include <vector>
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#include <string>
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#include "../ppcemu.h"
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using namespace std;
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int ntested; /* number of tested instructions */
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int nfailed; /* number of failed instructions */
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/** testing vehicle */
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void read_test_data()
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{
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string line, token;
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int i, lineno;
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uint32_t opcode, dest, src1, src2, check_xer, check_cr;
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ifstream tfstream("ppcinttests.csv");
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if (!tfstream.is_open()) {
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cout << "Could not open tests CSV file. Exiting..." << endl;
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return;
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}
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lineno = 0;
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while(getline(tfstream, line)) {
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lineno++;
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if (line.empty() || !line.rfind("#", 0))
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continue; /* skip empty/comment lines */
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istringstream lnstream(line);
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vector<string> tokens;
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while(getline(lnstream, token, ',' )) {
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tokens.push_back(token);
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}
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if (tokens.size() < 5) {
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cout << "Too few values in line " << lineno << ". Skipping..." << endl;
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continue;
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}
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opcode = stoul(tokens[1], NULL, 16);
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dest = 0;
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src1 = 0;
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src2 = 0;
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check_xer = 0;
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check_cr = 0;
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for (i = 2; i < tokens.size(); i++) {
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if (tokens[i].rfind("rD=", 0) == 0) {
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dest = stoul(tokens[i].substr(3), NULL, 16);
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} else if (tokens[i].rfind("rA=", 0) == 0) {
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src1 = stoul(tokens[i].substr(3), NULL, 16);
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} else if (tokens[i].rfind("rB=", 0) == 0) {
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src2 = stoul(tokens[i].substr(3), NULL, 16);
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} else if (tokens[i].rfind("XER=", 0) == 0) {
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check_xer = stoul(tokens[i].substr(4), NULL, 16);
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} else if (tokens[i].rfind("CR=", 0) == 0) {
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check_cr = stoul(tokens[i].substr(3), NULL, 16);
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} else {
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cout << "Unknown parameter " << tokens[i] << " in line " << lineno <<
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". Exiting..." << endl;
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exit(0);
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}
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}
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ppc_state.ppc_gpr[3] = src1;
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ppc_state.ppc_gpr[4] = src2;
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ppc_state.ppc_spr[SPR::XER] = 0;
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ppc_state.ppc_cr = 0;
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ppc_cur_instruction = opcode;
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ppc_main_opcode();
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ntested++;
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if ((tokens[0].rfind("CMP") && (ppc_state.ppc_gpr[3] != dest)) ||
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(ppc_state.ppc_spr[SPR::XER] != check_xer) ||
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(ppc_state.ppc_cr != check_cr)) {
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cout << "Mismatch: instr=" << tokens[0] << ", src1=0x" << hex << src1
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<< ", src2=0x" << hex << src2 << endl;
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cout << "expected: dest=0x" << hex << dest << ", XER=0x" << hex
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<< check_xer << ", CR=0x" << hex << check_cr << endl;
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cout << "got: dest=0x" << hex << ppc_state.ppc_gpr[3] << ", XER=0x"
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<< hex << ppc_state.ppc_spr[SPR::XER] << ", CR=0x" << hex
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<< ppc_state.ppc_cr << endl << endl;
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nfailed++;
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}
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}
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}
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int main()
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{
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int i;
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cout << "Running DingusPPC emulator tests..." << endl << endl;
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cout << "Testing integer instructions:" << endl;
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nfailed = 0;
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read_test_data();
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cout << "... completed." << endl;
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cout << "--> Tested instructions: " << dec << ntested << endl;
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cout << "--> Failed: " << dec << nfailed << endl;
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return 0;
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}
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