xenia-canary/tools/xenia-test/xenia-test.cc

244 lines
7.0 KiB
C++

/**
******************************************************************************
* Xenia : Xbox 360 Emulator Research Project *
******************************************************************************
* Copyright 2013 Ben Vanik. All rights reserved. *
* Released under the BSD license - see LICENSE in the root for more details. *
******************************************************************************
*/
#include <xenia/xenia.h>
#include <dirent.h>
#include <gflags/gflags.h>
using namespace std;
using namespace xe;
using namespace xe::cpu;
using namespace xe::kernel;
DEFINE_string(test_path, "test/codegen/",
"Directory scanned for test files.");
typedef vector<pair<string, string> > annotations_list_t;
int read_annotations(string& src_file_path, annotations_list_t& annotations) {
// TODO(benvanik): use PAL instead of this
FILE* f = fopen(src_file_path.c_str(), "r");
char line_buffer[BUFSIZ];
while (fgets(line_buffer, sizeof(line_buffer), f)) {
if (strlen(line_buffer) > 3 &&
line_buffer[0] == '#' &&
line_buffer[1] == ' ') {
// Comment - check if formed like an annotation.
// We don't actually verify anything here.
char* next_space = strchr(line_buffer + 3, ' ');
if (next_space) {
// Looks legit.
string key = string(line_buffer + 2, next_space);
string value = string(next_space + 1);
while (value.find_last_of(" \t\n") == value.size() - 1) {
value.erase(value.end() - 1);
}
annotations.push_back(pair<string, string>(key, value));
}
}
}
fclose(f);
return 0;
}
int setup_test_state(xe_memory_ref memory, Processor* processor,
ThreadState* thread_state,
annotations_list_t& annotations) {
xe_ppc_state_t* ppc_state = thread_state->ppc_state();
for (annotations_list_t::iterator it = annotations.begin();
it != annotations.end(); ++it) {
if (it->first == "REGISTER_IN") {
size_t space_pos = it->second.find(" ");
string reg_name = it->second.substr(0, space_pos);
string reg_value = it->second.substr(space_pos + 1);
ppc_state->SetRegFromString(reg_name.c_str(), reg_value.c_str());
}
}
return 0;
}
int check_test_results(xe_memory_ref memory, Processor* processor,
ThreadState* thread_state,
annotations_list_t& annotations) {
xe_ppc_state_t* ppc_state = thread_state->ppc_state();
char actual_value[2048];
bool any_failed = false;
for (annotations_list_t::iterator it = annotations.begin();
it != annotations.end(); ++it) {
if (it->first == "REGISTER_OUT") {
size_t space_pos = it->second.find(" ");
string reg_name = it->second.substr(0, space_pos);
string reg_value = it->second.substr(space_pos + 1);
if (!ppc_state->CompareRegWithString(
reg_name.c_str(), reg_value.c_str(),
actual_value, XECOUNT(actual_value))) {
any_failed = true;
printf("Register %s assert failed:\n", reg_name.c_str());
printf(" Expected: %s == %s\n", reg_name.c_str(), reg_value.c_str());
printf(" Actual: %s == %s\n", reg_name.c_str(), actual_value);
}
}
}
return any_failed;
}
int run_test(string& src_file_path) {
int result_code = 1;
// test.s -> test.bin
string bin_file_path;
size_t dot = src_file_path.find_last_of(".s");
bin_file_path = src_file_path;
bin_file_path.replace(dot - 1, 2, ".bin");
xe_memory_ref memory = NULL;
shared_ptr<Backend> backend;
shared_ptr<Processor> processor;
shared_ptr<Runtime> runtime;
annotations_list_t annotations;
ThreadState* thread_state = NULL;
XEEXPECTZERO(read_annotations(src_file_path, annotations));
xe_memory_options_t memory_options;
xe_zero_struct(&memory_options, sizeof(memory_options));
memory = xe_memory_create(memory_options);
XEEXPECTNOTNULL(memory);
backend_ = shared_ptr<Backend>(new xe::cpu::x64::X64Backend());
processor = shared_ptr<Processor>(new Processor(memory, backend));
XEEXPECTZERO(processor->Setup());
runtime = shared_ptr<Runtime>(new Runtime(processor, XT("")));
// Load the binary module.
XEEXPECTZERO(processor->LoadRawBinary(bin_file_path.c_str(), 0x82010000));
// Simulate a thread.
thread_state = processor->AllocThread(256 * 1024, 0);
// Setup test state from annotations.
XEEXPECTZERO(setup_test_state(memory, processor.get(), thread_state,
annotations));
// Execute test.
XEEXPECTZERO(processor->Execute(thread_state, 0x82010000));
// Assert test state expectations.
XEEXPECTZERO(check_test_results(memory, processor.get(), thread_state,
annotations));
result_code = 0;
XECLEANUP:
if (processor && thread_state) {
processor->DeallocThread(thread_state);
}
runtime.reset();
processor.reset();
xe_memory_release(memory);
return result_code;
}
int discover_tests(string& test_path,
vector<string>& test_files) {
// TODO(benvanik): use PAL instead of this
DIR* d = opendir(test_path.c_str());
if (!d) {
XELOGE("Unable to find test path %s", test_path.c_str());
return 1;
}
struct dirent* dir;
while ((dir = readdir(d))) {
if (dir->d_type == DT_REG) {
// Only return .s files.
string file_name = string(dir->d_name);
if (file_name.rfind(".s") != string::npos) {
string file_path = test_path;
if (*(test_path.end() - 1) != '/') {
file_path += "/";
}
file_path += file_name;
test_files.push_back(file_path);
}
}
}
closedir(d);
return 0;
}
int run_tests(const xechar_t* test_name) {
int result_code = 1;
int failed_count = 0;
int passed_count = 0;
vector<string> test_files;
xe_pal_options_t pal_options;
xe_zero_struct(&pal_options, sizeof(pal_options));
XEEXPECTZERO(xe_pal_init(pal_options));
XEEXPECTZERO(discover_tests(FLAGS_test_path, test_files));
if (!test_files.size()) {
printf("No tests discovered - invalid path?\n");
XEFAIL();
}
printf("%d tests discovered.\n", (int)test_files.size());
printf("\n");
for (vector<string>::iterator it = test_files.begin();
it != test_files.end(); ++it) {
if (test_name && *it != test_name) {
continue;
}
printf("Running %s...\n", (*it).c_str());
if (run_test(*it)) {
printf("TEST FAILED\n");
failed_count++;
} else {
printf("Passed\n");
passed_count++;
}
}
printf("\n");
printf("Total tests: %d\n", failed_count + passed_count);
printf("Passed: %d\n", passed_count);
printf("Failed: %d\n", failed_count);
result_code = failed_count ? 1 : 0;
XECLEANUP:
return result_code;
}
int xenia_test(int argc, xechar_t **argv) {
int result_code = 1;
// Grab test name, if present.
const xechar_t* test_name = NULL;
if (argc >= 2) {
test_name = argv[1];
}
result_code = run_tests(test_name);
return result_code;
}
XE_MAIN_THUNK(xenia_test, "xenia-test some.xex");