#include #include "JitCore.h" #include "structmember.h" #include #include #include "JitCore_arm.h" #define RAISE(errtype, msg) {PyObject* p; p = PyErr_Format( errtype, msg ); return p;} typedef struct _reg_dict{ char* name; unsigned long offset; } reg_dict; #define PyGetInt(item, value) \ if (PyInt_Check(item)){ \ value = (uint64_t)PyInt_AsLong(item); \ } \ else if (PyLong_Check(item)){ \ value = (uint64_t)PyLong_AsUnsignedLongLong(item); \ } \ else{ \ RAISE(PyExc_TypeError,"arg must be int"); \ } \ reg_dict gpreg_dict[] = { {.name = "R0", .offset = offsetof(vm_cpu_t, R0)}, {.name = "R1", .offset = offsetof(vm_cpu_t, R1)}, {.name = "R2", .offset = offsetof(vm_cpu_t, R2)}, {.name = "R3", .offset = offsetof(vm_cpu_t, R3)}, {.name = "R4", .offset = offsetof(vm_cpu_t, R4)}, {.name = "R5", .offset = offsetof(vm_cpu_t, R5)}, {.name = "R6", .offset = offsetof(vm_cpu_t, R6)}, {.name = "R7", .offset = offsetof(vm_cpu_t, R7)}, {.name = "R8", .offset = offsetof(vm_cpu_t, R8)}, {.name = "R9", .offset = offsetof(vm_cpu_t, R9)}, {.name = "R10", .offset = offsetof(vm_cpu_t, R10)}, {.name = "R11", .offset = offsetof(vm_cpu_t, R11)}, {.name = "R12", .offset = offsetof(vm_cpu_t, R12)}, {.name = "SP", .offset = offsetof(vm_cpu_t, SP)}, {.name = "LR", .offset = offsetof(vm_cpu_t, LR)}, {.name = "PC", .offset = offsetof(vm_cpu_t, PC)}, {.name = "zf", .offset = offsetof(vm_cpu_t, zf)}, {.name = "nf", .offset = offsetof(vm_cpu_t, nf)}, {.name = "of", .offset = offsetof(vm_cpu_t, of)}, {.name = "cf", .offset = offsetof(vm_cpu_t, cf)}, }; /************************** JitCpu object **************************/ typedef struct { PyObject_HEAD PyObject *cpu; /* cpu */ vm_cpu_t vmcpu; } JitCpu; #define get_reg(reg) do { \ o = PyLong_FromUnsignedLongLong((uint64_t)self->vmcpu.reg); \ PyDict_SetItemString(dict, #reg, o); \ Py_DECREF(o); \ } while(0); PyObject* cpu_get_gpreg(JitCpu* self) { PyObject *dict = PyDict_New(); PyObject *o; get_reg(R0); get_reg(R1); get_reg(R2); get_reg(R3); get_reg(R4); get_reg(R5); get_reg(R6); get_reg(R7); get_reg(R8); get_reg(R9); get_reg(R10); get_reg(R11); get_reg(R12); get_reg(SP); get_reg(LR); get_reg(PC); get_reg(zf); get_reg(nf); get_reg(of); get_reg(cf); return dict; } PyObject* _vm_set_gpreg(JitCpu* self, PyObject *dict) { PyObject *d_key, *d_value = NULL; Py_ssize_t pos = 0; uint64_t val; unsigned int i, found; if(!PyDict_Check(dict)) RAISE(PyExc_TypeError, "arg must be dict"); while(PyDict_Next(dict, &pos, &d_key, &d_value)){ if(!PyString_Check(d_key)) RAISE(PyExc_TypeError, "key must be str"); PyGetInt(d_value, val); found = 0; for (i=0; i < sizeof(gpreg_dict)/sizeof(reg_dict); i++){ if (strcmp(PyString_AsString(d_key), gpreg_dict[i].name)) continue; *((uint32_t*)(((char*)&(self->vmcpu)) + gpreg_dict[i].offset)) = val; found = 1; break; } if (found) continue; fprintf(stderr, "unkown key: %s\n", PyString_AsString(d_key)); RAISE(PyExc_ValueError, "unkown reg"); } return NULL; } PyObject* cpu_set_gpreg(JitCpu* self, PyObject *args) { PyObject* dict; if (!PyArg_ParseTuple(args, "O", &dict)) return NULL; _vm_set_gpreg(self, dict); Py_INCREF(Py_None); return Py_None; } PyObject* cpu_set_exception(JitCpu* self, PyObject* args) { PyObject *item1; uint64_t i; if (!PyArg_ParseTuple(args, "O", &item1)) return NULL; PyGetInt(item1, i); self->vmcpu.exception_flags = i; Py_INCREF(Py_None); return Py_None; } PyObject* cpu_get_exception(JitCpu* self, PyObject* args) { return PyLong_FromUnsignedLongLong((uint64_t)self->vmcpu.exception_flags); } PyObject * cpu_init_regs(JitCpu* self) { memset(&self->vmcpu, 0, sizeof(vm_cpu_t)); Py_INCREF(Py_None); return Py_None; } void dump_gpregs(vm_cpu_t* vmcpu) { printf("R0 %.16"PRIX32" R1 %.16"PRIX32" R2 %.16"PRIX32" R3 %.16"PRIX32"\n", vmcpu->R0, vmcpu->R1, vmcpu->R2, vmcpu->R3); printf("R4 %.16"PRIX32" R5 %.16"PRIX32" R6 %.16"PRIX32" R7 %.16"PRIX32"\n", vmcpu->R4, vmcpu->R5, vmcpu->R6, vmcpu->R7); printf("R8 %.16"PRIX32" R9 %.16"PRIX32" R10 %.16"PRIX32" R11 %.16"PRIX32"\n", vmcpu->R8, vmcpu->R9, vmcpu->R10, vmcpu->R11); printf("R12 %.16"PRIX32" SP %.16"PRIX32" LR %.16"PRIX32" PC %.16"PRIX32"\n", vmcpu->R12, vmcpu->SP, vmcpu->LR, vmcpu->PC); printf("zf %.16"PRIX32" nf %.16"PRIX32" of %.16"PRIX32" cf %.16"PRIX32"\n", vmcpu->zf, vmcpu->nf, vmcpu->of, vmcpu->cf); } PyObject * cpu_dump_gpregs(JitCpu* self, PyObject* args) { vm_cpu_t* vmcpu; vmcpu = &self->vmcpu; dump_gpregs(vmcpu); Py_INCREF(Py_None); return Py_None; } static void JitCpu_dealloc(JitCpu* self) { self->ob_type->tp_free((PyObject*)self); } static PyObject * JitCpu_new(PyTypeObject *type, PyObject *args, PyObject *kwds) { JitCpu *self; self = (JitCpu *)type->tp_alloc(type, 0); return (PyObject *)self; } static PyObject * JitCpu_get_cpu(JitCpu *self, void *closure) { return PyLong_FromUnsignedLongLong((uint64_t)&(self->vmcpu)); } static int JitCpu_set_cpu(JitCpu *self, PyObject *value, void *closure) { PyErr_SetString(PyExc_TypeError, "immutable cpu"); return -1; } static PyMemberDef JitCpu_members[] = { {NULL} /* Sentinel */ }; static PyMethodDef JitCpu_methods[] = { {"vm_init_regs", (PyCFunction)cpu_init_regs, METH_NOARGS, "X"}, {"vm_dump_gpregs", (PyCFunction)cpu_dump_gpregs, METH_NOARGS, "X"}, {"vm_get_gpreg", (PyCFunction)cpu_get_gpreg, METH_NOARGS, "X"}, {"vm_set_gpreg", (PyCFunction)cpu_set_gpreg, METH_VARARGS, "X"}, {"vm_get_exception", (PyCFunction)cpu_get_exception, METH_VARARGS, "X"}, {"vm_set_exception", (PyCFunction)cpu_set_exception, METH_VARARGS, "X"}, {NULL} /* Sentinel */ }; static int JitCpu_init(JitCpu *self, PyObject *args, PyObject *kwds) { return 0; } getset_reg_u32(R0); getset_reg_u32(R1); getset_reg_u32(R2); getset_reg_u32(R3); getset_reg_u32(R4); getset_reg_u32(R5); getset_reg_u32(R6); getset_reg_u32(R7); getset_reg_u32(R8); getset_reg_u32(R9); getset_reg_u32(R10); getset_reg_u32(R11); getset_reg_u32(R12); getset_reg_u32(SP); getset_reg_u32(LR); getset_reg_u32(PC); getset_reg_u32(zf); getset_reg_u32(nf); getset_reg_u32(of); getset_reg_u32(cf); #define get_reg_off(reg) do { \ o = PyLong_FromUnsignedLongLong((uint64_t)offsetof(vm_cpu_t, reg)); \ PyDict_SetItemString(dict, #reg, o); \ Py_DECREF(o); \ } while(0); PyObject* get_gpreg_offset_all(void) { PyObject *dict = PyDict_New(); PyObject *o; get_reg_off(exception_flags); get_reg_off(exception_flags_new); get_reg_off(R0); get_reg_off(R1); get_reg_off(R2); get_reg_off(R3); get_reg_off(R4); get_reg_off(R5); get_reg_off(R6); get_reg_off(R7); get_reg_off(R8); get_reg_off(R9); get_reg_off(R10); get_reg_off(R11); get_reg_off(R12); get_reg_off(SP); get_reg_off(LR); get_reg_off(PC); get_reg_off(R0_new); get_reg_off(R1_new); get_reg_off(R2_new); get_reg_off(R3_new); get_reg_off(R4_new); get_reg_off(R5_new); get_reg_off(R6_new); get_reg_off(R7_new); get_reg_off(R8_new); get_reg_off(R9_new); get_reg_off(R10_new); get_reg_off(R11_new); get_reg_off(R12_new); get_reg_off(SP_new); get_reg_off(LR_new); get_reg_off(PC_new); /* eflag */ get_reg_off(zf); get_reg_off(nf); get_reg_off(of); get_reg_off(cf); get_reg_off(zf_new); get_reg_off(nf_new); get_reg_off(of_new); get_reg_off(cf_new); get_reg_off(pfmem08_0); get_reg_off(pfmem08_1); get_reg_off(pfmem08_2); get_reg_off(pfmem08_3); get_reg_off(pfmem08_4); get_reg_off(pfmem08_5); get_reg_off(pfmem08_6); get_reg_off(pfmem08_7); get_reg_off(pfmem08_8); get_reg_off(pfmem08_9); get_reg_off(pfmem08_10); get_reg_off(pfmem08_11); get_reg_off(pfmem08_12); get_reg_off(pfmem08_13); get_reg_off(pfmem08_14); get_reg_off(pfmem08_15); get_reg_off(pfmem08_16); get_reg_off(pfmem08_17); get_reg_off(pfmem08_18); get_reg_off(pfmem08_19); get_reg_off(pfmem16_0); get_reg_off(pfmem16_1); get_reg_off(pfmem16_2); get_reg_off(pfmem16_3); get_reg_off(pfmem16_4); get_reg_off(pfmem16_5); get_reg_off(pfmem16_6); get_reg_off(pfmem16_7); get_reg_off(pfmem16_8); get_reg_off(pfmem16_9); get_reg_off(pfmem16_10); get_reg_off(pfmem16_11); get_reg_off(pfmem16_12); get_reg_off(pfmem16_13); get_reg_off(pfmem16_14); get_reg_off(pfmem16_15); get_reg_off(pfmem16_16); get_reg_off(pfmem16_17); get_reg_off(pfmem16_18); get_reg_off(pfmem16_19); get_reg_off(pfmem32_0); get_reg_off(pfmem32_1); get_reg_off(pfmem32_2); get_reg_off(pfmem32_3); get_reg_off(pfmem32_4); get_reg_off(pfmem32_5); get_reg_off(pfmem32_6); get_reg_off(pfmem32_7); get_reg_off(pfmem32_8); get_reg_off(pfmem32_9); get_reg_off(pfmem32_10); get_reg_off(pfmem32_11); get_reg_off(pfmem32_12); get_reg_off(pfmem32_13); get_reg_off(pfmem32_14); get_reg_off(pfmem32_15); get_reg_off(pfmem32_16); get_reg_off(pfmem32_17); get_reg_off(pfmem32_18); get_reg_off(pfmem32_19); get_reg_off(pfmem64_0); get_reg_off(pfmem64_1); get_reg_off(pfmem64_2); get_reg_off(pfmem64_3); get_reg_off(pfmem64_4); get_reg_off(pfmem64_5); get_reg_off(pfmem64_6); get_reg_off(pfmem64_7); get_reg_off(pfmem64_8); get_reg_off(pfmem64_9); get_reg_off(pfmem64_10); get_reg_off(pfmem64_11); get_reg_off(pfmem64_12); get_reg_off(pfmem64_13); get_reg_off(pfmem64_14); get_reg_off(pfmem64_15); get_reg_off(pfmem64_16); get_reg_off(pfmem64_17); get_reg_off(pfmem64_18); get_reg_off(pfmem64_19); return dict; } static PyGetSetDef JitCpu_getseters[] = { {"cpu", (getter)JitCpu_get_cpu, (setter)JitCpu_set_cpu, "first name", NULL}, {"R0" , (getter)JitCpu_get_R0 , (setter)JitCpu_set_R0 , "R0" , NULL}, {"R1" , (getter)JitCpu_get_R1 , (setter)JitCpu_set_R1 , "R1" , NULL}, {"R2" , (getter)JitCpu_get_R2 , (setter)JitCpu_set_R2 , "R2" , NULL}, {"R3" , (getter)JitCpu_get_R3 , (setter)JitCpu_set_R3 , "R3" , NULL}, {"R4" , (getter)JitCpu_get_R4 , (setter)JitCpu_set_R4 , "R4" , NULL}, {"R5" , (getter)JitCpu_get_R5 , (setter)JitCpu_set_R5 , "R5" , NULL}, {"R6" , (getter)JitCpu_get_R6 , (setter)JitCpu_set_R6 , "R6" , NULL}, {"R7" , (getter)JitCpu_get_R7 , (setter)JitCpu_set_R7 , "R7" , NULL}, {"R8" , (getter)JitCpu_get_R8 , (setter)JitCpu_set_R8 , "R8" , NULL}, {"R9" , (getter)JitCpu_get_R9 , (setter)JitCpu_set_R9 , "R9" , NULL}, {"R10", (getter)JitCpu_get_R10, (setter)JitCpu_set_R10, "R10", NULL}, {"R11", (getter)JitCpu_get_R11, (setter)JitCpu_set_R11, "R11", NULL}, {"R12", (getter)JitCpu_get_R12, (setter)JitCpu_set_R12, "R12", NULL}, {"SP" , (getter)JitCpu_get_SP , (setter)JitCpu_set_SP , "SP" , NULL}, {"LR" , (getter)JitCpu_get_LR , (setter)JitCpu_set_LR , "LR" , NULL}, {"PC" , (getter)JitCpu_get_PC , (setter)JitCpu_set_PC , "PC" , NULL}, {"zf", (getter)JitCpu_get_zf, (setter)JitCpu_set_zf, "zf", NULL}, {"nf", (getter)JitCpu_get_nf, (setter)JitCpu_set_nf, "nf", NULL}, {"of", (getter)JitCpu_get_of, (setter)JitCpu_set_of, "of", NULL}, {"cf", (getter)JitCpu_get_cf, (setter)JitCpu_set_cf, "cf", NULL}, {NULL} /* Sentinel */ }; static PyTypeObject JitCpuType = { PyObject_HEAD_INIT(NULL) 0, /*ob_size*/ "JitCore_arm.JitCpu", /*tp_name*/ sizeof(JitCpu), /*tp_basicsize*/ 0, /*tp_itemsize*/ (destructor)JitCpu_dealloc,/*tp_dealloc*/ 0, /*tp_print*/ 0, /*tp_getattr*/ 0, /*tp_setattr*/ 0, /*tp_compare*/ 0, /*tp_repr*/ 0, /*tp_as_number*/ 0, /*tp_as_sequence*/ 0, /*tp_as_mapping*/ 0, /*tp_hash */ 0, /*tp_call*/ 0, /*tp_str*/ 0, /*tp_getattro*/ 0, /*tp_setattro*/ 0, /*tp_as_buffer*/ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, /*tp_flags*/ "JitCpu objects", /* tp_doc */ 0, /* tp_traverse */ 0, /* tp_clear */ 0, /* tp_richcompare */ 0, /* tp_weaklistoffset */ 0, /* tp_iter */ 0, /* tp_iternext */ JitCpu_methods, /* tp_methods */ JitCpu_members, /* tp_members */ JitCpu_getseters, /* tp_getset */ 0, /* tp_base */ 0, /* tp_dict */ 0, /* tp_descr_get */ 0, /* tp_descr_set */ 0, /* tp_dictoffset */ (initproc)JitCpu_init, /* tp_init */ 0, /* tp_alloc */ JitCpu_new, /* tp_new */ }; static PyMethodDef JitCore_arm_Methods[] = { /* */ {"get_gpreg_offset_all", (PyCFunction)get_gpreg_offset_all, METH_NOARGS}, {NULL, NULL, 0, NULL} /* Sentinel */ }; static PyObject *JitCore_arm_Error; extern int init_vm_mngr(PyObject* m); PyMODINIT_FUNC initJitCore_arm(void) { PyObject *m; if (PyType_Ready(&JitCpuType) < 0) return; m = Py_InitModule("JitCore_arm", JitCore_arm_Methods); if (m == NULL) return; JitCore_arm_Error = PyErr_NewException("JitCore_arm.error", NULL, NULL); Py_INCREF(JitCore_arm_Error); PyModule_AddObject(m, "error", JitCore_arm_Error); Py_INCREF(&JitCpuType); PyModule_AddObject(m, "JitCpu", (PyObject *)&JitCpuType); /* init vm */ init_vm_mngr(m); }