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CPU skeleton.

This commit is contained in:
Ben Vanik 2013-01-13 00:34:08 -08:00
parent bcd575f9b0
commit 2f4bc598e5
6 changed files with 230 additions and 23 deletions
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28
include/xenia/cpu.h
View File

@ -13,6 +13,32 @@
#include <xenia/common.h>
#include <xenia/core.h>
void do_cpu_stuff();
#include <xenia/kernel/module.h>
typedef struct {
int reserved;
} xe_cpu_options_t;
struct xe_cpu;
typedef struct xe_cpu* xe_cpu_ref;
xe_cpu_ref xe_cpu_create(xe_pal_ref pal, xe_memory_ref memory,
xe_cpu_options_t options);
xe_cpu_ref xe_cpu_retain(xe_cpu_ref cpu);
void xe_cpu_release(xe_cpu_ref cpu);
xe_pal_ref xe_cpu_get_pal(xe_cpu_ref cpu);
xe_memory_ref xe_cpu_get_memory(xe_cpu_ref cpu);
int xe_cpu_prepare_module(xe_cpu_ref cpu, xe_module_ref module);
int xe_cpu_execute(xe_cpu_ref cpu, uint32_t address);
uint32_t xe_cpu_create_callback(xe_cpu_ref cpu,
void (*callback)(void*), void *data);
#endif // XENIA_CPU_H_

4
include/xenia/kernel.h
View File

@ -12,6 +12,7 @@
#include <xenia/common.h>
#include <xenia/core.h>
#include <xenia/cpu.h>
#include <xenia/kernel/export.h>
#include <xenia/kernel/module.h>
@ -27,13 +28,14 @@ struct xe_kernel;
typedef struct xe_kernel* xe_kernel_ref;
xe_kernel_ref xe_kernel_create(xe_pal_ref pal, xe_memory_ref memory,
xe_kernel_ref xe_kernel_create(xe_pal_ref pal, xe_cpu_ref cpu,
xe_kernel_options_t options);
xe_kernel_ref xe_kernel_retain(xe_kernel_ref kernel);
void xe_kernel_release(xe_kernel_ref kernel);
xe_pal_ref xe_kernel_get_pal(xe_kernel_ref kernel);
xe_memory_ref xe_kernel_get_memory(xe_kernel_ref kernel);
xe_cpu_ref xe_kernel_get_cpu(xe_kernel_ref kernel);
const xechar_t *xe_kernel_get_command_line(xe_kernel_ref kernel);

81
src/cpu/cpu.cc
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@ -17,19 +17,68 @@
using namespace llvm;
void do_cpu_stuff() {
typedef struct xe_cpu {
xe_ref_t ref;
xe_cpu_options_t options;
xe_pal_ref pal;
xe_memory_ref memory;
} xe_cpu_t;
xe_cpu_ref xe_cpu_create(xe_pal_ref pal, xe_memory_ref memory,
xe_cpu_options_t options) {
xe_cpu_ref cpu = (xe_cpu_ref)xe_calloc(sizeof(xe_cpu));
xe_ref_init((xe_ref)cpu);
xe_copy_struct(&cpu->options, &options, sizeof(xe_cpu_options_t));
cpu->pal = xe_pal_retain(pal);
cpu->memory = xe_memory_retain(memory);
return cpu;
}
void xe_cpu_dealloc(xe_cpu_ref cpu) {
xe_memory_release(cpu->memory);
xe_pal_release(cpu->pal);
}
xe_cpu_ref xe_cpu_retain(xe_cpu_ref cpu) {
xe_ref_retain((xe_ref)cpu);
return cpu;
}
void xe_cpu_release(xe_cpu_ref cpu) {
xe_ref_release((xe_ref)cpu, (xe_ref_dealloc_t)xe_cpu_dealloc);
}
xe_pal_ref xe_cpu_get_pal(xe_cpu_ref cpu) {
return xe_pal_retain(cpu->pal);
}
xe_memory_ref xe_cpu_get_memory(xe_cpu_ref cpu) {
return xe_memory_retain(cpu->memory);
}
int xe_cpu_prepare_module(xe_cpu_ref cpu, xe_module_ref module) {
// TODO(benvanik): lookup the module in the cache.
// TODO(benvanik): implement prepare module.
XELOGCPU(XT("cpu"));
LLVMContext &context = getGlobalContext();
//IRBuilder<> builder(context);
Module *module = new Module("my cool jit", context);
Module *m = new Module("my cool jit", context);
Constant* c = module->getOrInsertFunction("mul_add",
/*ret type*/ IntegerType::get(context, 32),
/*args*/ IntegerType::get(context, 32),
IntegerType::get(context, 32),
IntegerType::get(context, 32),
/*varargs terminated with null*/ NULL);
Constant* c = m->getOrInsertFunction("mul_add",
/*ret type*/ IntegerType::get(context, 32),
/*args*/ IntegerType::get(context, 32),
IntegerType::get(context, 32),
IntegerType::get(context, 32),
/*varargs terminated with null*/ NULL);
Function* mul_add = cast<Function>(c);
mul_add->setCallingConv(CallingConv::C);
@ -54,6 +103,18 @@ void do_cpu_stuff() {
XELOGD(XT("woo %d"), 123);
module->dump();
delete module;
m->dump();
delete m;
return 0;
}
int xe_cpu_execute(xe_cpu_ref cpu, uint32_t address) {
// TODO(benvanik): implement execute.
return 0;
}
uint32_t xe_cpu_create_callback(xe_cpu_ref cpu,
void (*callback)(void*), void *data) {
// TODO(benvanik): implement callback creation.
return 0;
}

47
src/kernel/kernel.cc
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@ -19,6 +19,7 @@ typedef struct xe_kernel {
xe_pal_ref pal;
xe_memory_ref memory;
xe_cpu_ref cpu;
xe_kernel_export_resolver_ref export_resolver;
struct {
@ -29,7 +30,7 @@ typedef struct xe_kernel {
} xe_kernel_t;
xe_kernel_ref xe_kernel_create(xe_pal_ref pal, xe_memory_ref memory,
xe_kernel_ref xe_kernel_create(xe_pal_ref pal, xe_cpu_ref cpu,
xe_kernel_options_t options) {
xe_kernel_ref kernel = (xe_kernel_ref)xe_calloc(sizeof(xe_kernel));
xe_ref_init((xe_ref)kernel);
@ -37,23 +38,27 @@ xe_kernel_ref xe_kernel_create(xe_pal_ref pal, xe_memory_ref memory,
xe_copy_struct(&kernel->options, &options, sizeof(xe_kernel_options_t));
kernel->pal = xe_pal_retain(pal);
kernel->memory = xe_memory_retain(memory);
kernel->memory = xe_cpu_get_memory(cpu);
kernel->cpu = xe_cpu_retain(cpu);
kernel->export_resolver = xe_kernel_export_resolver_create();
kernel->modules.xam =
xe_xam_create(pal, memory, kernel->export_resolver);
xe_xam_create(kernel->pal, kernel->memory, kernel->export_resolver);
kernel->modules.xbdm =
xe_xbdm_create(pal, memory, kernel->export_resolver);
xe_xbdm_create(kernel->pal, kernel->memory, kernel->export_resolver);
kernel->modules.xboxkrnl =
xe_xboxkrnl_create(pal, memory, kernel->export_resolver);
xe_xboxkrnl_create(kernel->pal, kernel->memory, kernel->export_resolver);
return kernel;
}
void xe_kernel_dealloc(xe_kernel_ref kernel) {
xe_xboxkrnl_release(kernel->modules.xboxkrnl);
xe_xbdm_release(kernel->modules.xbdm);
xe_xam_release(kernel->modules.xam);
xe_kernel_export_resolver_release(kernel->export_resolver);
xe_cpu_release(kernel->cpu);
xe_memory_release(kernel->memory);
xe_pal_release(kernel->pal);
}
@ -75,6 +80,10 @@ xe_memory_ref xe_kernel_get_memory(xe_kernel_ref kernel) {
return xe_memory_retain(kernel->memory);
}
xe_cpu_ref xe_kernel_get_cpu(xe_kernel_ref kernel) {
return xe_cpu_retain(kernel->cpu);
}
const xechar_t *xe_kernel_get_command_line(xe_kernel_ref kernel) {
return kernel->options.command_line;
}
@ -112,13 +121,37 @@ xe_module_ref xe_kernel_load_module(xe_kernel_ref kernel,
return NULL;
}
// stash in modules list
// Prepare the module.
XEEXPECTZERO(xe_cpu_prepare_module(kernel->cpu, module));
// Stash in modules list (takes reference).
// TODO(benvanik): stash in list.
return xe_module_retain(module);
XECLEANUP:
xe_module_release(module);
return NULL;
}
void xe_kernel_launch_module(xe_kernel_ref kernel, xe_module_ref module) {
//
//const xe_xex2_header_t *xex_header = xe_module_get_xex_header(module);
// TODO(benvanik): set as main module/etc
// xekXexExecutableModuleHandle = xe_module_get_handle(module);
// XEEXPECTTRUE(XECPUPrepareModule(XEGetCPU(), module->xex, module->pe, module->address_space, module->address_space_size));
// Setup the heap (and TLS?).
// xex_header->exe_heap_size;
// Launch thread.
// XHANDLE thread_handle;
// XDWORD thread_id;
// XBOOL result = xekExCreateThread(&thread_handle, xex_header->exe_stack_size, &thread_id, NULL, (void*)xex_header->exe_entry_point, NULL, 0);
// Wait until thread completes.
// XLARGE_INTEGER timeout = XINFINITE;
// xekNtWaitForSingleObjectEx(thread_handle, TRUE, &timeout);
}
xe_module_ref xe_kernel_get_module(xe_kernel_ref kernel, const xechar_t *path) {

11
tools/xenia-info/xenia-info.cc
View File

@ -15,6 +15,7 @@ int xenia_info(int argc, xechar_t **argv) {
xe_pal_ref pal = NULL;
xe_memory_ref memory = NULL;
xe_cpu_ref cpu = NULL;
xe_kernel_ref kernel = NULL;
xe_module_ref module = NULL;
@ -26,16 +27,23 @@ int xenia_info(int argc, xechar_t **argv) {
const xechar_t *path = argv[1];
xe_pal_options_t pal_options;
xe_zero_struct(&pal_options, sizeof(pal_options));
pal = xe_pal_create(pal_options);
XEEXPECTNOTNULL(pal);
xe_memory_options_t memory_options;
xe_zero_struct(&memory_options, sizeof(memory_options));
memory = xe_memory_create(pal, memory_options);
XEEXPECTNOTNULL(memory);
xe_cpu_options_t cpu_options;
xe_zero_struct(&cpu_options, sizeof(cpu_options));
cpu = xe_cpu_create(pal, memory, cpu_options);
XEEXPECTNOTNULL(cpu);
xe_kernel_options_t kernel_options;
xe_zero_struct(&kernel_options, sizeof(kernel_options));
kernel = xe_kernel_create(pal, memory, kernel_options);
kernel = xe_kernel_create(pal, cpu, kernel_options);
XEEXPECTNOTNULL(kernel);
module = xe_kernel_load_module(kernel, path);
@ -47,6 +55,7 @@ int xenia_info(int argc, xechar_t **argv) {
XECLEANUP:
xe_module_release(module);
xe_kernel_release(kernel);
xe_cpu_release(cpu);
xe_memory_release(memory);
xe_pal_release(pal);
return result_code;

82
tools/xenia-run/xenia-run.cc
View File

@ -10,9 +10,85 @@
#include <xenia/xenia.h>
int xenia_run(int argc, xechar_t **argv) {
do_cpu_stuff();
do_gpu_stuff();
typedef struct {
xe_pal_ref pal;
xe_memory_ref memory;
xe_cpu_ref cpu;
xe_kernel_ref kernel;
xe_module_ref module;
} xenia_run_t;
int setup_run(xenia_run_t *run, const xechar_t *path) {
xe_pal_options_t pal_options;
xe_zero_struct(&pal_options, sizeof(pal_options));
run->pal = xe_pal_create(pal_options);
XEEXPECTNOTNULL(run->pal);
xe_memory_options_t memory_options;
xe_zero_struct(&memory_options, sizeof(memory_options));
run->memory = xe_memory_create(run->pal, memory_options);
XEEXPECTNOTNULL(run->memory);
xe_cpu_options_t cpu_options;
xe_zero_struct(&cpu_options, sizeof(cpu_options));
run->cpu = xe_cpu_create(run->pal, run->memory, cpu_options);
XEEXPECTNOTNULL(run->cpu);
xe_kernel_options_t kernel_options;
xe_zero_struct(&kernel_options, sizeof(kernel_options));
run->kernel = xe_kernel_create(run->pal, run->cpu, kernel_options);
XEEXPECTNOTNULL(run->kernel);
run->module = xe_kernel_load_module(run->kernel, path);
XEEXPECTNOTNULL(run->module);
return 0;
XECLEANUP:
return 1;
}
void destroy_run(xenia_run_t *run) {
xe_module_release(run->module);
xe_kernel_release(run->kernel);
xe_cpu_release(run->cpu);
xe_memory_release(run->memory);
xe_pal_release(run->pal);
xe_free(run);
}
int xenia_run(int argc, xechar_t **argv) {
// Dummy call to keep the GPU code linking in to ensure it's working.
do_gpu_stuff();
int result_code = 1;
// TODO(benvanik): real command line parsing.
if (argc < 2) {
printf("usage: xenia-run some.xex\n");
return 1;
}
const xechar_t *path = argv[1];
xenia_run_t *run = (xenia_run_t*)xe_calloc(sizeof(xenia_run_t));
XEEXPECTNOTNULL(run);
result_code = setup_run(run, path);
XEEXPECTZERO(result_code);
xe_module_dump(run->module);
xe_kernel_launch_module(run->kernel, run->module);
// TODO(benvanik): wait until the module thread exits
destroy_run(run);
return 0;
XECLEANUP:
if (run) {
destroy_run(run);
}
return result_code;
}
XE_MAIN_THUNK(xenia_run);