/* * PLEASE NOTE: This is a research prototype. * * * interp.c: Interpreter for CIL byte codes * * Authors: * Paolo Molaro (lupus@ximian.com) * Miguel de Icaza (miguel@ximian.com) * Dietmar Maurer (dietmar@ximian.com) * * (C) 2001, 2002 Ximian, Inc. */ #ifndef __USE_ISOC99 #define __USE_ISOC99 #endif #include "config.h" #include #include #include #include #include #include #include #include #include #ifdef HAVE_ALLOCA_H # include #else # ifdef __CYGWIN__ # define alloca __builtin_alloca # endif #endif /* trim excessive headers */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "interp.h" #include "interp-internals.h" #include "mintops.h" #include "hacks.h" #include #include /* Mingw 2.1 doesnt need this any more, but leave it in for now for older versions */ #ifdef _WIN32 #define isnan _isnan #define finite _finite #endif #ifndef HAVE_FINITE #ifdef HAVE_ISFINITE #define finite isfinite #endif #endif #define INIT_FRAME(frame,parent_frame,method_args,method_retval,domain,mono_method,error) \ do { \ (frame)->parent = (parent_frame); \ (frame)->stack_args = (method_args); \ (frame)->retval = (method_retval); \ (frame)->runtime_method = mono_interp_get_runtime_method ((domain), (mono_method), (error)); \ (frame)->ex = NULL; \ (frame)->ip = NULL; \ (frame)->invoke_trap = 0; \ } while (0) void ves_exec_method (MonoInvocation *frame); static char* dump_stack (stackval *stack, stackval *sp); static char* dump_frame (MonoInvocation *inv); static MonoArray *get_trace_ips (MonoDomain *domain, MonoInvocation *top); static void ves_exec_method_with_context (MonoInvocation *frame, ThreadContext *context); typedef void (*ICallMethod) (MonoInvocation *frame); static guint32 die_on_exception = 0; static MonoNativeTlsKey thread_context_id; static char* dump_args (MonoInvocation *inv); #define DEBUG_INTERP 0 #define COUNT_OPS 0 #if DEBUG_INTERP int mono_interp_traceopt = 2; /* If true, then we output the opcodes as we interpret them */ static int global_tracing = 2; static int debug_indent_level = 0; static int break_on_method = 0; static int nested_trace = 0; static GList *db_methods = NULL; static void output_indent (void) { int h; for (h = 0; h < debug_indent_level; h++) g_print (" "); } static void db_match_method (gpointer data, gpointer user_data) { MonoMethod *m = (MonoMethod*)user_data; MonoMethodDesc *desc = data; if (mono_method_desc_full_match (desc, m)) break_on_method = 1; } static void debug_enter (MonoInvocation *frame, int *tracing) { if (db_methods) { g_list_foreach (db_methods, db_match_method, (gpointer)frame->runtime_method->method); if (break_on_method) *tracing = nested_trace ? (global_tracing = 2, 3) : 2; break_on_method = 0; } if (*tracing) { MonoMethod *method = frame->runtime_method->method; char *mn, *args = dump_args (frame); debug_indent_level++; output_indent (); mn = mono_method_full_name (method, FALSE); g_print ("(%p) Entering %s (", mono_thread_internal_current (), mn); g_free (mn); g_print ("%s)\n", args); g_free (args); } if (mono_profiler_events & MONO_PROFILE_ENTER_LEAVE) mono_profiler_method_enter (frame->runtime_method->method); } #define DEBUG_LEAVE() \ if (tracing) { \ char *mn, *args; \ args = dump_retval (frame); \ output_indent (); \ mn = mono_method_full_name (frame->runtime_method->method, FALSE); \ g_print ("(%p) Leaving %s", mono_thread_internal_current (), mn); \ g_free (mn); \ g_print (" => %s\n", args); \ g_free (args); \ debug_indent_level--; \ if (tracing == 3) global_tracing = 0; \ } \ if (mono_profiler_events & MONO_PROFILE_ENTER_LEAVE) \ mono_profiler_method_leave (frame->runtime_method->method); #else int mono_interp_traceopt = 0; static void debug_enter (MonoInvocation *frame, int *tracing) { } #define DEBUG_LEAVE() #endif static void interp_ex_handler (MonoException *ex) { MonoError error; ThreadContext *context = mono_native_tls_get_value (thread_context_id); char *stack_trace; if (context == NULL) return; stack_trace = dump_frame (context->current_frame); ex->stack_trace = mono_string_new (mono_domain_get(), stack_trace); g_free (stack_trace); if (context->current_env == NULL || strcmp(ex->object.vtable->klass->name, "ExecutionEngineException") == 0) { char *strace = mono_string_to_utf8_checked (ex->stack_trace, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ fprintf(stderr, "Nothing can catch this exception: "); fprintf(stderr, "%s", ex->object.vtable->klass->name); if (ex->message != NULL) { char *m = mono_string_to_utf8_checked (ex->message, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ fprintf(stderr, ": %s", m); g_free(m); } fprintf(stderr, "\n%s\n", strace); g_free (strace); if (ex->inner_ex != NULL) { ex = (MonoException *)ex->inner_ex; fprintf(stderr, "Inner exception: %s", ex->object.vtable->klass->name); if (ex->message != NULL) { char *m = mono_string_to_utf8_checked (ex->message, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ fprintf(stderr, ": %s", m); g_free(m); } strace = mono_string_to_utf8_checked (ex->stack_trace, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ fprintf(stderr, "\n"); fprintf(stderr, "%s\n", strace); g_free (strace); } /* wait for other threads to also collapse */ // Sleep(1000); // TODO: proper sleep exit(1); } context->env_frame->ex = ex; context->search_for_handler = 1; longjmp (*context->current_env, 1); } static void ves_real_abort (int line, MonoMethod *mh, const unsigned short *ip, stackval *stack, stackval *sp) { MonoError error; fprintf (stderr, "Execution aborted in method: %s::%s\n", mh->klass->name, mh->name); fprintf (stderr, "Line=%d IP=0x%04lx, Aborted execution\n", line, ip-(const unsigned short *)mono_method_get_header_checked (mh, &error)->code); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ g_print ("0x%04x %02x\n", ip-(const unsigned short *)mono_method_get_header_checked (mh, &error)->code, *ip); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (sp > stack) printf ("\t[%ld] 0x%08x %0.5f\n", sp-stack, sp[-1].data.i, sp[-1].data.f); } #define ves_abort() \ do {\ ves_real_abort(__LINE__, frame->runtime_method->method, ip, frame->stack, sp); \ THROW_EX (mono_get_exception_execution_engine (NULL), ip); \ } while (0); RuntimeMethod* mono_interp_get_runtime_method (MonoDomain *domain, MonoMethod *method, MonoError *error) { RuntimeMethod *rtm; error_init (error); mono_domain_jit_code_hash_lock (domain); if ((rtm = mono_internal_hash_table_lookup (&domain->jit_code_hash, method))) { mono_domain_jit_code_hash_unlock (domain); return rtm; } rtm = mono_domain_alloc0 (domain, sizeof (RuntimeMethod)); rtm->method = method; rtm->param_count = mono_method_signature (method)->param_count; rtm->hasthis = mono_method_signature (method)->hasthis; mono_internal_hash_table_insert (&domain->jit_code_hash, method, rtm); mono_domain_jit_code_hash_unlock (domain); return rtm; } gpointer mono_interp_create_trampoline (MonoDomain *domain, MonoMethod *method, MonoError *error) { if (method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED) method = mono_marshal_get_synchronized_wrapper (method); return mono_interp_get_runtime_method (domain, method, error); } static inline RuntimeMethod* get_virtual_method (MonoDomain *domain, RuntimeMethod *runtime_method, MonoObject *obj) { MonoMethod *m = runtime_method->method; MonoError error; if ((m->flags & METHOD_ATTRIBUTE_FINAL) || !(m->flags & METHOD_ATTRIBUTE_VIRTUAL)) { RuntimeMethod *ret = NULL; if (mono_object_is_transparent_proxy (obj)) { ret = mono_interp_get_runtime_method (domain, mono_marshal_get_remoting_invoke (m), &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } else if (m->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED) { ret = mono_interp_get_runtime_method (domain, mono_marshal_get_synchronized_wrapper (m), &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } else { ret = runtime_method; } return ret; } mono_class_setup_vtable (obj->vtable->klass); int slot = mono_method_get_vtable_slot (m); if (mono_class_is_interface (m->klass)) { g_assert (obj->vtable->klass != m->klass); /* TODO: interface offset lookup is slow, go through IMT instead */ gboolean non_exact_match; slot += mono_class_interface_offset_with_variance (obj->vtable->klass, m->klass, &non_exact_match); } MonoMethod *virtual_method = obj->vtable->klass->vtable [slot]; if (m->is_inflated && mono_method_get_context (m)->method_inst) { MonoGenericContext context = { NULL, NULL }; if (mono_class_is_ginst (virtual_method->klass)) context.class_inst = mono_class_get_generic_class (virtual_method->klass)->context.class_inst; else if (mono_class_is_gtd (virtual_method->klass)) context.class_inst = mono_class_get_generic_container (virtual_method->klass)->context.class_inst; context.method_inst = mono_method_get_context (m)->method_inst; virtual_method = mono_class_inflate_generic_method_checked (virtual_method, &context, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } if (virtual_method->iflags & METHOD_IMPL_ATTRIBUTE_SYNCHRONIZED) { virtual_method = mono_marshal_get_synchronized_wrapper (virtual_method); } RuntimeMethod *virtual_runtime_method = mono_interp_get_runtime_method (domain, virtual_method, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ return virtual_runtime_method; } static void inline stackval_from_data (MonoType *type, stackval *result, char *data, gboolean pinvoke) { if (type->byref) { switch (type->type) { case MONO_TYPE_OBJECT: case MONO_TYPE_CLASS: case MONO_TYPE_STRING: case MONO_TYPE_ARRAY: case MONO_TYPE_SZARRAY: break; default: break; } result->data.p = *(gpointer*)data; return; } switch (type->type) { case MONO_TYPE_VOID: return; case MONO_TYPE_I1: result->data.i = *(gint8*)data; return; case MONO_TYPE_U1: case MONO_TYPE_BOOLEAN: result->data.i = *(guint8*)data; return; case MONO_TYPE_I2: result->data.i = *(gint16*)data; return; case MONO_TYPE_U2: case MONO_TYPE_CHAR: result->data.i = *(guint16*)data; return; case MONO_TYPE_I4: result->data.i = *(gint32*)data; return; case MONO_TYPE_U: case MONO_TYPE_I: result->data.nati = *(mono_i*)data; return; case MONO_TYPE_PTR: result->data.p = *(gpointer*)data; return; case MONO_TYPE_U4: result->data.i = *(guint32*)data; return; case MONO_TYPE_R4: result->data.f = *(float*)data; return; case MONO_TYPE_I8: case MONO_TYPE_U8: result->data.l = *(gint64*)data; return; case MONO_TYPE_R8: result->data.f = *(double*)data; return; case MONO_TYPE_STRING: case MONO_TYPE_SZARRAY: case MONO_TYPE_CLASS: case MONO_TYPE_OBJECT: case MONO_TYPE_ARRAY: result->data.p = *(gpointer*)data; return; case MONO_TYPE_VALUETYPE: if (type->data.klass->enumtype) { stackval_from_data (mono_class_enum_basetype (type->data.klass), result, data, pinvoke); return; } else mono_value_copy (result->data.vt, data, type->data.klass); return; case MONO_TYPE_GENERICINST: stackval_from_data (&type->data.generic_class->container_class->byval_arg, result, data, pinvoke); return; default: g_warning ("got type 0x%02x", type->type); g_assert_not_reached (); } } static void inline stackval_to_data (MonoType *type, stackval *val, char *data, gboolean pinvoke) { if (type->byref) { gpointer *p = (gpointer*)data; *p = val->data.p; return; } /* printf ("TODAT0 %p\n", data); */ switch (type->type) { case MONO_TYPE_I1: case MONO_TYPE_U1: { guint8 *p = (guint8*)data; *p = val->data.i; return; } case MONO_TYPE_BOOLEAN: { guint8 *p = (guint8*)data; *p = (val->data.i != 0); return; } case MONO_TYPE_I2: case MONO_TYPE_U2: case MONO_TYPE_CHAR: { guint16 *p = (guint16*)data; *p = val->data.i; return; } case MONO_TYPE_I: { mono_i *p = (mono_i*)data; /* In theory the value used by stloc should match the local var type but in practice it sometimes doesn't (a int32 gets dup'd and stloc'd into a native int - both by csc and mcs). Not sure what to do about sign extension as it is outside the spec... doing the obvious */ *p = (mono_i)val->data.nati; return; } case MONO_TYPE_U: { mono_u *p = (mono_u*)data; /* see above. */ *p = (mono_u)val->data.nati; return; } case MONO_TYPE_I4: case MONO_TYPE_U4: { gint32 *p = (gint32*)data; *p = val->data.i; return; } case MONO_TYPE_I8: case MONO_TYPE_U8: { gint64 *p = (gint64*)data; *p = val->data.l; return; } case MONO_TYPE_R4: { float *p = (float*)data; *p = val->data.f; return; } case MONO_TYPE_R8: { double *p = (double*)data; *p = val->data.f; return; } case MONO_TYPE_STRING: case MONO_TYPE_SZARRAY: case MONO_TYPE_CLASS: case MONO_TYPE_OBJECT: case MONO_TYPE_ARRAY: case MONO_TYPE_PTR: { gpointer *p = (gpointer*)data; *p = val->data.p; return; } case MONO_TYPE_VALUETYPE: if (type->data.klass->enumtype) { stackval_to_data (mono_class_enum_basetype (type->data.klass), val, data, pinvoke); return; } else mono_value_copy (data, val->data.vt, type->data.klass); return; case MONO_TYPE_GENERICINST: stackval_to_data (&type->data.generic_class->container_class->byval_arg, val, data, pinvoke); return; default: g_warning ("got type %x", type->type); g_assert_not_reached (); } } static void fill_in_trace (MonoException *exception, MonoInvocation *frame) { char *stack_trace = dump_frame (frame); MonoDomain *domain = mono_domain_get(); (exception)->stack_trace = mono_string_new (domain, stack_trace); (exception)->trace_ips = get_trace_ips (domain, frame); g_free (stack_trace); } #define FILL_IN_TRACE(exception, frame) fill_in_trace(exception, frame) #define THROW_EX(exception,ex_ip) \ do {\ frame->ip = (ex_ip); \ frame->ex = (MonoException*)(exception); \ FILL_IN_TRACE(frame->ex, frame); \ goto handle_exception; \ } while (0) static MonoObject* ves_array_create (MonoInvocation *frame, MonoDomain *domain, MonoClass *klass, MonoMethodSignature *sig, stackval *values) { uintptr_t *lengths; intptr_t *lower_bounds; MonoObject *obj; MonoError error; int i; lengths = alloca (sizeof (uintptr_t) * klass->rank * 2); for (i = 0; i < sig->param_count; ++i) { lengths [i] = values->data.i; values ++; } if (klass->rank == sig->param_count) { /* Only lengths provided. */ lower_bounds = NULL; } else { /* lower bounds are first. */ lower_bounds = (intptr_t *) lengths; lengths += klass->rank; } obj = (MonoObject*) mono_array_new_full_checked (domain, klass, lengths, lower_bounds, &error); if (!mono_error_ok (&error)) { frame->ex = mono_error_convert_to_exception (&error); FILL_IN_TRACE (frame->ex, frame); } mono_error_cleanup (&error); /* FIXME: don't swallow the error */ return obj; } static gint32 ves_array_calculate_index (MonoArray *ao, stackval *sp, MonoInvocation *frame) { g_assert (!frame->ex); MonoClass *ac = ((MonoObject *) ao)->vtable->klass; guint32 pos = 0; if (ao->bounds) { for (gint32 i = 0; i < ac->rank; i++) { guint32 idx = sp [i].data.i; guint32 lower = ao->bounds [i].lower_bound; guint32 len = ao->bounds [i].length; if (idx < lower || (idx - lower) >= len) { frame->ex = mono_get_exception_index_out_of_range (); FILL_IN_TRACE (frame->ex, frame); return -1; } pos = (pos * len) + idx - lower; } } else { pos = sp [0].data.i; if (pos >= ao->max_length) { frame->ex = mono_get_exception_index_out_of_range (); FILL_IN_TRACE (frame->ex, frame); return -1; } } return pos; } static void ves_array_set (MonoInvocation *frame) { stackval *sp = frame->stack_args + 1; MonoObject *o = frame->stack_args->data.p; MonoArray *ao = (MonoArray *) o; MonoClass *ac = o->vtable->klass; g_assert (ac->rank >= 1); gint32 pos = ves_array_calculate_index (ao, sp, frame); if (frame->ex) return; if (sp [ac->rank].data.p && !mono_object_class (o)->element_class->valuetype) { MonoError error; MonoObject *isinst = mono_object_isinst_checked (sp [ac->rank].data.p, mono_object_class (o)->element_class, &error); mono_error_cleanup (&error); if (!isinst) { frame->ex = mono_get_exception_array_type_mismatch (); FILL_IN_TRACE (frame->ex, frame); return; } } gint32 esize = mono_array_element_size (ac); gpointer ea = mono_array_addr_with_size (ao, esize, pos); MonoType *mt = mono_method_signature (frame->runtime_method->method)->params [ac->rank]; stackval_to_data (mt, &sp [ac->rank], ea, FALSE); } static void ves_array_get (MonoInvocation *frame) { stackval *sp = frame->stack_args + 1; MonoObject *o = frame->stack_args->data.p; MonoArray *ao = (MonoArray *) o; MonoClass *ac = o->vtable->klass; g_assert (ac->rank >= 1); gint32 pos = ves_array_calculate_index (ao, sp, frame); if (frame->ex) return; gint32 esize = mono_array_element_size (ac); gpointer ea = mono_array_addr_with_size (ao, esize, pos); MonoType *mt = mono_method_signature (frame->runtime_method->method)->ret; stackval_from_data (mt, frame->retval, ea, FALSE); } static gpointer ves_array_element_address (MonoInvocation *frame, MonoClass *required_type, MonoArray *ao, stackval *sp, gboolean needs_typecheck) { MonoClass *ac = ((MonoObject *) ao)->vtable->klass; g_assert (ac->rank >= 1); gint32 pos = ves_array_calculate_index (ao, sp, frame); if (frame->ex) return NULL; if (needs_typecheck && !mono_class_is_assignable_from (mono_object_class ((MonoObject *) ao)->element_class, required_type->element_class)) { frame->ex = mono_get_exception_array_type_mismatch (); FILL_IN_TRACE (frame->ex, frame); return NULL; } gint32 esize = mono_array_element_size (ac); return mono_array_addr_with_size (ao, esize, pos); } void interp_walk_stack_with_ctx (MonoInternalStackWalk func, MonoContext *ctx, MonoUnwindOptions options, void *user_data) { MonoError error; ThreadContext *context = mono_native_tls_get_value (thread_context_id); MonoInvocation *frame = context->current_frame; while (frame) { MonoStackFrameInfo fi; memset (&fi, 0, sizeof (MonoStackFrameInfo)); /* TODO: hack to make some asserts happy. */ fi.ji = (MonoJitInfo *) frame->runtime_method; if (frame->runtime_method) fi.method = fi.actual_method = frame->runtime_method->method; if (!fi.method || (fi.method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) || (fi.method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME))) { fi.il_offset = -1; fi.type = FRAME_TYPE_MANAGED_TO_NATIVE; } else { MonoMethodHeader *hd = mono_method_get_header_checked (fi.method, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ fi.type = FRAME_TYPE_MANAGED; fi.il_offset = frame->ip - (const unsigned short *) hd->code; if (!fi.method->wrapper_type) fi.managed = TRUE; } if (func (&fi, ctx, user_data)) return; frame = frame->parent; } } static MonoPIFunc mono_interp_enter_icall_trampoline = NULL; struct _MethodArguments { size_t ilen; gpointer *iargs; size_t flen; double *fargs; gpointer *retval; size_t is_float_ret; }; typedef struct _MethodArguments MethodArguments; // TODO: this function is also arch dependent (register width). static MethodArguments* build_args_from_sig (MonoMethodSignature *sig, MonoInvocation *frame) { // TODO: don't malloc this data structure. MethodArguments *margs = g_malloc0 (sizeof (MethodArguments)); if (sig->hasthis) margs->ilen++; for (int i = 0; i < sig->param_count; i++) { guint32 ptype = sig->params [i]->byref ? MONO_TYPE_PTR : sig->params [i]->type; switch (ptype) { case MONO_TYPE_BOOLEAN: case MONO_TYPE_CHAR: case MONO_TYPE_I1: case MONO_TYPE_U1: case MONO_TYPE_I2: case MONO_TYPE_U2: case MONO_TYPE_I4: case MONO_TYPE_U4: case MONO_TYPE_I: case MONO_TYPE_U: case MONO_TYPE_PTR: case MONO_TYPE_SZARRAY: case MONO_TYPE_CLASS: case MONO_TYPE_OBJECT: case MONO_TYPE_STRING: case MONO_TYPE_I8: case MONO_TYPE_VALUETYPE: case MONO_TYPE_GENERICINST: margs->ilen++; break; case MONO_TYPE_R4: case MONO_TYPE_R8: margs->flen++; break; default: g_error ("build_args_from_sig: not implemented yet (1): 0x%x\n", ptype); } } if (margs->ilen > 0) margs->iargs = g_malloc0 (sizeof (gpointer) * margs->ilen); if (margs->flen > 0) margs->fargs = g_malloc0 (sizeof (double) * margs->flen); if (margs->ilen > 8) g_error ("build_args_from_sig: TODO, allocate gregs: %d\n", margs->ilen); if (margs->flen > 3) g_error ("build_args_from_sig: TODO, allocate fregs: %d\n", margs->flen); size_t int_i = 0; size_t int_f = 0; if (sig->hasthis) { margs->iargs [0] = frame->stack_args->data.p; int_i++; } for (int i = 0; i < sig->param_count; i++) { guint32 ptype = sig->params [i]->byref ? MONO_TYPE_PTR : sig->params [i]->type; switch (ptype) { case MONO_TYPE_BOOLEAN: case MONO_TYPE_CHAR: case MONO_TYPE_I1: case MONO_TYPE_U1: case MONO_TYPE_I2: case MONO_TYPE_U2: case MONO_TYPE_I4: case MONO_TYPE_U4: case MONO_TYPE_I: case MONO_TYPE_U: case MONO_TYPE_PTR: case MONO_TYPE_SZARRAY: case MONO_TYPE_CLASS: case MONO_TYPE_OBJECT: case MONO_TYPE_STRING: case MONO_TYPE_I8: case MONO_TYPE_VALUETYPE: case MONO_TYPE_GENERICINST: margs->iargs [int_i] = frame->stack_args [i].data.p; #if DEBUG_INTERP g_print ("build_args_from_sig: margs->iargs [%d]: %p (frame @ %d)\n", int_i, margs->iargs [int_i], i); #endif int_i++; break; case MONO_TYPE_R4: case MONO_TYPE_R8: if (ptype == MONO_TYPE_R4) * (float *) &(margs->fargs [int_f]) = (float) frame->stack_args [i].data.f; else margs->fargs [int_f] = frame->stack_args [i].data.f; #if DEBUG_INTERP g_print ("build_args_from_sig: margs->fargs [%d]: %p (%f) (frame @ %d)\n", int_f, margs->fargs [int_f], margs->fargs [int_f], i); #endif int_f++; break; default: g_error ("build_args_from_sig: not implemented yet (2): 0x%x\n", ptype); } } switch (sig->ret->type) { case MONO_TYPE_BOOLEAN: case MONO_TYPE_CHAR: case MONO_TYPE_I1: case MONO_TYPE_U1: case MONO_TYPE_I2: case MONO_TYPE_U2: case MONO_TYPE_I4: case MONO_TYPE_U4: case MONO_TYPE_I: case MONO_TYPE_U: case MONO_TYPE_PTR: case MONO_TYPE_SZARRAY: case MONO_TYPE_CLASS: case MONO_TYPE_OBJECT: case MONO_TYPE_STRING: case MONO_TYPE_I8: case MONO_TYPE_VALUETYPE: case MONO_TYPE_GENERICINST: margs->retval = &(frame->retval->data.p); break; case MONO_TYPE_R4: case MONO_TYPE_R8: margs->retval = &(frame->retval->data.p); margs->is_float_ret = 1; break; case MONO_TYPE_VOID: margs->retval = NULL; break; default: g_error ("build_args_from_sig: ret type not implemented yet: 0x%x\n", sig->ret->type); } return margs; } static void ves_pinvoke_method (MonoInvocation *frame, MonoMethodSignature *sig, MonoFuncV addr, gboolean string_ctor, ThreadContext *context) { jmp_buf env; MonoInvocation *old_frame = context->current_frame; MonoInvocation *old_env_frame = context->env_frame; jmp_buf *old_env = context->current_env; if (setjmp (env)) { context->current_frame = old_frame; context->env_frame = old_env_frame; context->current_env = old_env; context->managed_code = 1; return; } frame->ex = NULL; context->env_frame = frame; context->current_env = &env; g_assert (!frame->runtime_method); if (!mono_interp_enter_icall_trampoline) { MonoTrampInfo *info; mono_interp_enter_icall_trampoline = mono_arch_get_enter_icall_trampoline (&info); // TODO: // mono_tramp_info_register (info, NULL); } MethodArguments *margs = build_args_from_sig (sig, frame); #if DEBUG_INTERP g_print ("ICALL: mono_interp_enter_icall_trampoline = %p, addr = %p\n", mono_interp_enter_icall_trampoline, addr); g_print ("margs(out): ilen=%d, flen=%d\n", margs->ilen, margs->flen); #endif context->current_frame = frame; context->managed_code = 0; mono_interp_enter_icall_trampoline (addr, margs); context->managed_code = 1; /* domain can only be changed by native code */ context->domain = mono_domain_get (); if (*mono_thread_interruption_request_flag ()) { MonoException *exc = mono_thread_interruption_checkpoint (); if (exc) { frame->ex = exc; context->search_for_handler = 1; } } if (!frame->ex && !MONO_TYPE_ISSTRUCT (sig->ret)) stackval_from_data (sig->ret, frame->retval, (char*)&frame->retval->data.p, sig->pinvoke); context->current_frame = old_frame; context->env_frame = old_env_frame; context->current_env = old_env; g_free (margs->iargs); g_free (margs->fargs); g_free (margs); } void mono_interp_init_delegate (MonoDelegate *del) { if (!del->method) del->method = ((RuntimeMethod *) del->method_ptr)->method; } /* * From the spec: * runtime specifies that the implementation of the method is automatically * provided by the runtime and is primarily used for the methods of delegates. */ static void ves_runtime_method (MonoInvocation *frame, ThreadContext *context) { MonoMethod *method = frame->runtime_method->method; const char *name = method->name; MonoObject *obj = (MonoObject*) frame->stack_args->data.p; MonoObject *isinst_obj; MonoError error; mono_class_init (method->klass); if (method->klass == mono_defaults.array_class) { if (!strcmp (method->name, "UnsafeMov")) { /* TODO: layout checks */ MonoType *mt = mono_method_signature (method)->ret; stackval_from_data (mt, frame->retval, (char *) frame->stack_args, FALSE); return; } } isinst_obj = mono_object_isinst_checked (obj, mono_defaults.array_class, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (obj && isinst_obj) { if (*name == 'S' && (strcmp (name, "Set") == 0)) { ves_array_set (frame); return; } if (*name == 'G' && (strcmp (name, "Get") == 0)) { ves_array_get (frame); return; } } g_error ("Don't know how to exec runtime method %s.%s::%s", method->klass->name_space, method->klass->name, method->name); } static char* dump_stack (stackval *stack, stackval *sp) { stackval *s = stack; GString *str = g_string_new (""); if (sp == stack) return g_string_free (str, FALSE); while (s < sp) { g_string_append_printf (str, "[%p (%lld)] ", s->data.l, s->data.l); ++s; } return g_string_free (str, FALSE); } static void dump_stackval (GString *str, stackval *s, MonoType *type) { switch (type->type) { case MONO_TYPE_I1: case MONO_TYPE_U1: case MONO_TYPE_I2: case MONO_TYPE_U2: case MONO_TYPE_I4: case MONO_TYPE_U4: case MONO_TYPE_CHAR: case MONO_TYPE_BOOLEAN: g_string_append_printf (str, "[%d] ", s->data.i); break; case MONO_TYPE_STRING: case MONO_TYPE_SZARRAY: case MONO_TYPE_CLASS: case MONO_TYPE_OBJECT: case MONO_TYPE_ARRAY: case MONO_TYPE_PTR: case MONO_TYPE_I: case MONO_TYPE_U: g_string_append_printf (str, "[%p] ", s->data.p); break; case MONO_TYPE_VALUETYPE: if (type->data.klass->enumtype) g_string_append_printf (str, "[%d] ", s->data.i); else g_string_append_printf (str, "[vt:%p] ", s->data.p); break; case MONO_TYPE_R4: case MONO_TYPE_R8: g_string_append_printf (str, "[%g] ", s->data.f); break; case MONO_TYPE_I8: case MONO_TYPE_U8: default: { GString *res = g_string_new (""); mono_type_get_desc (res, type, TRUE); g_string_append_printf (str, "[{%s} %lld/0x%0llx] ", res->str, s->data.l, s->data.l); g_string_free (res, TRUE); break; } } } static char* dump_args (MonoInvocation *inv) { GString *str = g_string_new (""); int i; MonoMethodSignature *signature = mono_method_signature (inv->runtime_method->method); if (signature->param_count == 0 && !signature->hasthis) return g_string_free (str, FALSE); if (signature->hasthis) { MonoMethod *method = inv->runtime_method->method; dump_stackval (str, inv->stack_args, &method->klass->byval_arg); } for (i = 0; i < signature->param_count; ++i) dump_stackval (str, inv->stack_args + (!!signature->hasthis) + i, signature->params [i]); return g_string_free (str, FALSE); } static char* dump_retval (MonoInvocation *inv) { GString *str = g_string_new (""); MonoType *ret = mono_method_signature (inv->runtime_method->method)->ret; if (ret->type != MONO_TYPE_VOID) dump_stackval (str, inv->retval, ret); return g_string_free (str, FALSE); } static char* dump_frame (MonoInvocation *inv) { GString *str = g_string_new (""); int i; char *args; MonoError error; for (i = 0; inv; inv = inv->parent) { if (inv->runtime_method != NULL) { MonoMethod *method = inv->runtime_method->method; MonoClass *k; int codep = 0; const char * opname = ""; char *name; gchar *source = NULL; k = method->klass; if ((method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) == 0 && (method->iflags & METHOD_IMPL_ATTRIBUTE_RUNTIME) == 0) { MonoMethodHeader *hd = mono_method_get_header_checked (method, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (hd != NULL) { if (inv->ip) { opname = mono_interp_opname [*inv->ip]; codep = inv->ip - inv->runtime_method->code; source = g_strdup_printf ("%s:%d // (TODO: proper stacktrace)", method->name, codep); } else opname = ""; #if 0 MonoDebugSourceLocation *minfo = mono_debug_lookup_method (method); source = mono_debug_method_lookup_location (minfo, codep); #endif } } args = dump_args (inv); name = mono_method_full_name (method, TRUE); if (source) g_string_append_printf (str, "#%d: 0x%05x %-10s in %s (%s) at %s\n", i, codep, opname, name, args, source); else g_string_append_printf (str, "#%d: 0x%05x %-10s in %s (%s)\n", i, codep, opname, name, args); g_free (name); g_free (args); g_free (source); ++i; } } return g_string_free (str, FALSE); } static MonoArray * get_trace_ips (MonoDomain *domain, MonoInvocation *top) { int i; MonoArray *res; MonoInvocation *inv; MonoError error; for (i = 0, inv = top; inv; inv = inv->parent) if (inv->runtime_method != NULL) ++i; res = mono_array_new_checked (domain, mono_defaults.int_class, 2 * i, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ for (i = 0, inv = top; inv; inv = inv->parent) if (inv->runtime_method != NULL) { mono_array_set (res, gpointer, i, inv->runtime_method); ++i; mono_array_set (res, gpointer, i, (gpointer)inv->ip); ++i; } return res; } #define MYGUINT64_MAX 18446744073709551615ULL #define MYGINT64_MAX 9223372036854775807LL #define MYGINT64_MIN (-MYGINT64_MAX -1LL) #define MYGUINT32_MAX 4294967295U #define MYGINT32_MAX 2147483647 #define MYGINT32_MIN (-MYGINT32_MAX -1) #define CHECK_ADD_OVERFLOW(a,b) \ (gint32)(b) >= 0 ? (gint32)(MYGINT32_MAX) - (gint32)(b) < (gint32)(a) ? -1 : 0 \ : (gint32)(MYGINT32_MIN) - (gint32)(b) > (gint32)(a) ? +1 : 0 #define CHECK_SUB_OVERFLOW(a,b) \ (gint32)(b) < 0 ? (gint32)(MYGINT32_MAX) + (gint32)(b) < (gint32)(a) ? -1 : 0 \ : (gint32)(MYGINT32_MIN) + (gint32)(b) > (gint32)(a) ? +1 : 0 #define CHECK_ADD_OVERFLOW_UN(a,b) \ (guint32)(MYGUINT32_MAX) - (guint32)(b) < (guint32)(a) ? -1 : 0 #define CHECK_SUB_OVERFLOW_UN(a,b) \ (guint32)(a) < (guint32)(b) ? -1 : 0 #define CHECK_ADD_OVERFLOW64(a,b) \ (gint64)(b) >= 0 ? (gint64)(MYGINT64_MAX) - (gint64)(b) < (gint64)(a) ? -1 : 0 \ : (gint64)(MYGINT64_MIN) - (gint64)(b) > (gint64)(a) ? +1 : 0 #define CHECK_SUB_OVERFLOW64(a,b) \ (gint64)(b) < 0 ? (gint64)(MYGINT64_MAX) + (gint64)(b) < (gint64)(a) ? -1 : 0 \ : (gint64)(MYGINT64_MIN) + (gint64)(b) > (gint64)(a) ? +1 : 0 #define CHECK_ADD_OVERFLOW64_UN(a,b) \ (guint64)(MYGUINT64_MAX) - (guint64)(b) < (guint64)(a) ? -1 : 0 #define CHECK_SUB_OVERFLOW64_UN(a,b) \ (guint64)(a) < (guint64)(b) ? -1 : 0 #if SIZEOF_VOID_P == 4 #define CHECK_ADD_OVERFLOW_NAT(a,b) CHECK_ADD_OVERFLOW(a,b) #define CHECK_ADD_OVERFLOW_NAT_UN(a,b) CHECK_ADD_OVERFLOW_UN(a,b) #else #define CHECK_ADD_OVERFLOW_NAT(a,b) CHECK_ADD_OVERFLOW64(a,b) #define CHECK_ADD_OVERFLOW_NAT_UN(a,b) CHECK_ADD_OVERFLOW64_UN(a,b) #endif /* Resolves to TRUE if the operands would overflow */ #define CHECK_MUL_OVERFLOW(a,b) \ ((gint32)(a) == 0) || ((gint32)(b) == 0) ? 0 : \ (((gint32)(a) > 0) && ((gint32)(b) == -1)) ? FALSE : \ (((gint32)(a) < 0) && ((gint32)(b) == -1)) ? (a == - MYGINT32_MAX) : \ (((gint32)(a) > 0) && ((gint32)(b) > 0)) ? (gint32)(a) > ((MYGINT32_MAX) / (gint32)(b)) : \ (((gint32)(a) > 0) && ((gint32)(b) < 0)) ? (gint32)(a) > ((MYGINT32_MIN) / (gint32)(b)) : \ (((gint32)(a) < 0) && ((gint32)(b) > 0)) ? (gint32)(a) < ((MYGINT32_MIN) / (gint32)(b)) : \ (gint32)(a) < ((MYGINT32_MAX) / (gint32)(b)) #define CHECK_MUL_OVERFLOW_UN(a,b) \ ((guint32)(a) == 0) || ((guint32)(b) == 0) ? 0 : \ (guint32)(b) > ((MYGUINT32_MAX) / (guint32)(a)) #define CHECK_MUL_OVERFLOW64(a,b) \ ((gint64)(a) == 0) || ((gint64)(b) == 0) ? 0 : \ (((gint64)(a) > 0) && ((gint64)(b) == -1)) ? FALSE : \ (((gint64)(a) < 0) && ((gint64)(b) == -1)) ? (a == - MYGINT64_MAX) : \ (((gint64)(a) > 0) && ((gint64)(b) > 0)) ? (gint64)(a) > ((MYGINT64_MAX) / (gint64)(b)) : \ (((gint64)(a) > 0) && ((gint64)(b) < 0)) ? (gint64)(a) > ((MYGINT64_MIN) / (gint64)(b)) : \ (((gint64)(a) < 0) && ((gint64)(b) > 0)) ? (gint64)(a) < ((MYGINT64_MIN) / (gint64)(b)) : \ (gint64)(a) < ((MYGINT64_MAX) / (gint64)(b)) #define CHECK_MUL_OVERFLOW64_UN(a,b) \ ((guint64)(a) == 0) || ((guint64)(b) == 0) ? 0 : \ (guint64)(b) > ((MYGUINT64_MAX) / (guint64)(a)) #if SIZEOF_VOID_P == 4 #define CHECK_MUL_OVERFLOW_NAT(a,b) CHECK_MUL_OVERFLOW(a,b) #define CHECK_MUL_OVERFLOW_NAT_UN(a,b) CHECK_MUL_OVERFLOW_UN(a,b) #else #define CHECK_MUL_OVERFLOW_NAT(a,b) CHECK_MUL_OVERFLOW64(a,b) #define CHECK_MUL_OVERFLOW_NAT_UN(a,b) CHECK_MUL_OVERFLOW64_UN(a,b) #endif MonoObject* mono_interp_runtime_invoke (MonoMethod *method, void *obj, void **params, MonoObject **exc, MonoError *error) { MonoInvocation frame; ThreadContext * volatile context = mono_native_tls_get_value (thread_context_id); MonoObject *retval = NULL; MonoMethodSignature *sig = mono_method_signature (method); MonoClass *klass = mono_class_from_mono_type (sig->ret); int i, type, isobject = 0; void *ret = NULL; stackval result; stackval *args = alloca (sizeof (stackval) * (sig->param_count + !!sig->hasthis)); ThreadContext context_struct; MonoInvocation *old_frame = NULL; jmp_buf env; error_init (error); if (exc) *exc = NULL; frame.ex = NULL; if (setjmp(env)) { if (context != &context_struct) { context->domain = mono_domain_get (); context->current_frame = old_frame; context->managed_code = 0; } else mono_native_tls_set_value (thread_context_id, NULL); if (exc != NULL) *exc = (MonoObject *)frame.ex; return retval; } if (context == NULL) { context = &context_struct; context_struct.base_frame = &frame; context_struct.current_frame = NULL; context_struct.env_frame = &frame; context_struct.current_env = &env; context_struct.search_for_handler = 0; context_struct.managed_code = 0; mono_native_tls_set_value (thread_context_id, context); } else old_frame = context->current_frame; context->domain = mono_domain_get (); switch (sig->ret->type) { case MONO_TYPE_VOID: break; case MONO_TYPE_STRING: case MONO_TYPE_OBJECT: case MONO_TYPE_CLASS: case MONO_TYPE_ARRAY: case MONO_TYPE_SZARRAY: isobject = 1; break; case MONO_TYPE_VALUETYPE: retval = mono_object_new_checked (context->domain, klass, error); ret = mono_object_unbox (retval); if (!sig->ret->data.klass->enumtype) result.data.vt = ret; else result.data.vt = alloca (mono_class_instance_size (klass)); break; case MONO_TYPE_GENERICINST: if (!MONO_TYPE_IS_REFERENCE (sig->ret)) { retval = mono_object_new_checked (context->domain, klass, error); ret = mono_object_unbox (retval); if (!sig->ret->data.klass->enumtype) result.data.vt = ret; else result.data.vt = alloca (mono_class_instance_size (klass)); } else { isobject = 1; } break; case MONO_TYPE_PTR: retval = mono_object_new_checked (context->domain, mono_defaults.int_class, error); ret = mono_object_unbox (retval); break; default: retval = mono_object_new_checked (context->domain, klass, error); ret = mono_object_unbox (retval); break; } if (sig->hasthis) args [0].data.p = obj; for (i = 0; i < sig->param_count; ++i) { int a_index = i + !!sig->hasthis; if (sig->params [i]->byref) { args [a_index].data.p = params [i]; continue; } type = sig->params [i]->type; handle_enum: switch (type) { case MONO_TYPE_U1: case MONO_TYPE_I1: case MONO_TYPE_BOOLEAN: args [a_index].data.i = *(MonoBoolean*)params [i]; break; case MONO_TYPE_U2: case MONO_TYPE_I2: case MONO_TYPE_CHAR: args [a_index].data.i = *(gint16*)params [i]; break; #if SIZEOF_VOID_P == 4 case MONO_TYPE_U: /* use VAL_POINTER? */ case MONO_TYPE_I: #endif case MONO_TYPE_U4: case MONO_TYPE_I4: args [a_index].data.i = *(gint32*)params [i]; break; #if SIZEOF_VOID_P == 8 case MONO_TYPE_U: case MONO_TYPE_I: #endif case MONO_TYPE_U8: case MONO_TYPE_I8: args [a_index].data.l = *(gint64*)params [i]; break; case MONO_TYPE_VALUETYPE: if (sig->params [i]->data.klass->enumtype) { type = mono_class_enum_basetype (sig->params [i]->data.klass)->type; goto handle_enum; } else { args [a_index].data.p = params [i]; } break; case MONO_TYPE_STRING: case MONO_TYPE_PTR: case MONO_TYPE_CLASS: case MONO_TYPE_ARRAY: case MONO_TYPE_SZARRAY: case MONO_TYPE_OBJECT: case MONO_TYPE_GENERICINST: args [a_index].data.p = params [i]; break; default: g_error ("type 0x%x not handled in runtime invoke", sig->params [i]->type); } } if (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) method = mono_marshal_get_native_wrapper (method, FALSE, FALSE); INIT_FRAME (&frame,context->current_frame,args,&result,mono_get_root_domain (),method,error); if (exc) frame.invoke_trap = 1; context->managed_code = 1; ves_exec_method_with_context (&frame, context); context->managed_code = 0; if (context == &context_struct) mono_native_tls_set_value (thread_context_id, NULL); else context->current_frame = old_frame; if (frame.ex != NULL) { if (exc != NULL) { *exc = (MonoObject*) frame.ex; return NULL; } if (context->current_env != NULL) { context->env_frame->ex = frame.ex; longjmp(*context->current_env, 1); } else printf("dropped exception...\n"); } if (sig->ret->type == MONO_TYPE_VOID && !method->string_ctor) return NULL; if (isobject || method->string_ctor) return result.data.p; stackval_to_data (sig->ret, &result, ret, sig->pinvoke); return retval; } static stackval * do_icall (ThreadContext *context, int op, stackval *sp, gpointer ptr) { MonoInvocation *old_frame = context->current_frame; MonoInvocation *old_env_frame = context->env_frame; jmp_buf *old_env = context->current_env; jmp_buf env; if (setjmp (env)) { context->current_frame = old_frame; context->env_frame = old_env_frame; context->current_env = old_env; context->managed_code = 1; return sp; } context->env_frame = context->current_frame; context->current_env = &env; context->managed_code = 0; switch (op) { case MINT_ICALL_V_V: { void (*func)() = ptr; func (); break; } case MINT_ICALL_V_P: { gpointer (*func)() = ptr; sp++; sp [-1].data.p = func (); break; } case MINT_ICALL_P_V: { void (*func)(gpointer) = ptr; func (sp [-1].data.p); sp --; break; } case MINT_ICALL_P_P: { gpointer (*func)(gpointer) = ptr; sp [-1].data.p = func (sp [-1].data.p); break; } case MINT_ICALL_PP_V: { void (*func)(gpointer,gpointer) = ptr; sp -= 2; func (sp [0].data.p, sp [1].data.p); break; } case MINT_ICALL_PI_V: { void (*func)(gpointer,int) = ptr; sp -= 2; func (sp [0].data.p, sp [1].data.i); break; } case MINT_ICALL_PP_P: { gpointer (*func)(gpointer,gpointer) = ptr; --sp; sp [-1].data.p = func (sp [-1].data.p, sp [0].data.p); break; } case MINT_ICALL_PI_P: { gpointer (*func)(gpointer,int) = ptr; --sp; sp [-1].data.p = func (sp [-1].data.p, sp [0].data.i); break; } case MINT_ICALL_PPP_V: { void (*func)(gpointer,gpointer,gpointer) = ptr; sp -= 3; func (sp [0].data.p, sp [1].data.p, sp [2].data.p); break; } case MINT_ICALL_PPI_V: { void (*func)(gpointer,gpointer,int) = ptr; sp -= 3; func (sp [0].data.p, sp [1].data.p, sp [2].data.i); break; } default: g_assert_not_reached (); } context->env_frame = old_env_frame; context->current_env = old_env; return sp; } static mono_mutex_t create_method_pointer_mutex; static GHashTable *method_pointer_hash = NULL; #define TRAMPS_USED 8 static MonoMethod *method_pointers [TRAMPS_USED] = {0}; #define GEN_METHOD_PTR_TRAMP(num) \ static MonoObject * mp_tramp_ ## num (MonoObject *this_obj, void **params, MonoObject **exc, void *compiled_method) { \ MonoError error; \ void *params_real[] = {this_obj, ¶ms, &exc, &compiled_method}; \ MonoObject *ret = mono_interp_runtime_invoke (method_pointers [num], NULL, params_real, NULL, &error); \ mono_error_cleanup (&error); \ return ret; \ } GEN_METHOD_PTR_TRAMP (0); GEN_METHOD_PTR_TRAMP (1); GEN_METHOD_PTR_TRAMP (2); GEN_METHOD_PTR_TRAMP (3); GEN_METHOD_PTR_TRAMP (4); GEN_METHOD_PTR_TRAMP (5); GEN_METHOD_PTR_TRAMP (6); GEN_METHOD_PTR_TRAMP (7); #undef GEN_METHOD_PTR_TRAMP gpointer *mp_tramps[TRAMPS_USED] = { (gpointer) mp_tramp_0, (gpointer) mp_tramp_1, (gpointer) mp_tramp_2, (gpointer) mp_tramp_3, (gpointer) mp_tramp_4, (gpointer) mp_tramp_5, (gpointer) mp_tramp_6, (gpointer) mp_tramp_7 }; static int tramps_used = 0; gpointer mono_interp_create_method_pointer (MonoMethod *method, MonoError *error) { gpointer addr; MonoJitInfo *ji; mono_os_mutex_lock (&create_method_pointer_mutex); if (!method_pointer_hash) { // FIXME: is registering method table as GC root really necessary? // MONO_GC_REGISTER_ROOT_FIXED (method_pointer_hash); method_pointer_hash = g_hash_table_new (NULL, NULL); } addr = g_hash_table_lookup (method_pointer_hash, method); if (addr) { mono_os_mutex_unlock (&create_method_pointer_mutex); return addr; } /* * If it is a static P/Invoke method, we can just return the pointer * to the method implementation. */ if (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL && ((MonoMethodPInvoke*) method)->addr) { ji = g_new0 (MonoJitInfo, 1); ji->d.method = method; ji->code_size = 1; ji->code_start = addr = ((MonoMethodPInvoke*) method)->addr; mono_jit_info_table_add (mono_get_root_domain (), ji); } else { g_assert (method->wrapper_type == MONO_WRAPPER_RUNTIME_INVOKE); g_assert (tramps_used < TRAMPS_USED); /* FIXME: needs locking */ method_pointers [tramps_used] = method; addr = mp_tramps [tramps_used]; tramps_used++; } g_hash_table_insert (method_pointer_hash, method, addr); mono_os_mutex_unlock (&create_method_pointer_mutex); return addr; } #if COUNT_OPS static int opcode_counts[512]; #define COUNT_OP(op) opcode_counts[op]++ #else #define COUNT_OP(op) #endif #if DEBUG_INTERP #define DUMP_INSTR() \ if (tracing > 1) { \ char *ins; \ if (sp > frame->stack) { \ ins = dump_stack (frame->stack, sp); \ } else { \ ins = g_strdup (""); \ } \ sp->data.l = 0; \ output_indent (); \ char *mn = mono_method_full_name (frame->runtime_method->method, FALSE); \ g_print ("(%p) %s -> ", mono_thread_internal_current (), mn); \ g_free (mn); \ mono_interp_dis_mintop(rtm->code, ip); \ g_print ("\t%d:%s\n", vt_sp - vtalloc, ins); \ g_free (ins); \ } #else #define DUMP_INSTR() #endif #ifdef __GNUC__ #define USE_COMPUTED_GOTO 1 #endif #if USE_COMPUTED_GOTO #define MINT_IN_SWITCH(op) COUNT_OP(op); goto *in_labels[op]; #define MINT_IN_CASE(x) LAB_ ## x: #if DEBUG_INTERP #define MINT_IN_BREAK if (tracing > 1) goto main_loop; else { COUNT_OP(*ip); goto *in_labels[*ip]; } #else #define MINT_IN_BREAK { COUNT_OP(*ip); goto *in_labels[*ip]; } #endif #define MINT_IN_DEFAULT mint_default: if (0) goto mint_default; /* make gcc shut up */ #else #define MINT_IN_SWITCH(op) switch (op) #define MINT_IN_CASE(x) case x: #define MINT_IN_BREAK break #define MINT_IN_DEFAULT default: #endif static void ves_exec_method_with_context (MonoInvocation *frame, ThreadContext *context) { MonoInvocation child_frame; GSList *finally_ips = NULL; const unsigned short *endfinally_ip = NULL; const unsigned short *ip = NULL; register stackval *sp; RuntimeMethod *rtm; #if DEBUG_INTERP gint tracing = global_tracing; unsigned char *vtalloc; #endif int i32; unsigned char *vt_sp; unsigned char *locals; MonoError error; MonoObject *o = NULL; MonoClass *c; #if USE_COMPUTED_GOTO static void *in_labels[] = { #define OPDEF(a,b,c,d) \ &&LAB_ ## a, #include "mintops.def" 0 }; #endif frame->ex = NULL; frame->ex_handler = NULL; frame->ip = NULL; context->current_frame = frame; #if DEBUG_INTERP debug_enter (frame, &tracing); #endif if (!frame->runtime_method->transformed) { context->managed_code = 0; #if DEBUG_INTERP char *mn = mono_method_full_name (frame->runtime_method->method, TRUE); g_print ("(%p) Transforming %s\n", mono_thread_internal_current (), mn); g_free (mn); #endif frame->ex = mono_interp_transform_method (frame->runtime_method, context); context->managed_code = 1; if (frame->ex) { rtm = NULL; ip = NULL; goto exit_frame; } } rtm = frame->runtime_method; frame->args = alloca (rtm->alloca_size); memset (frame->args, 0, rtm->alloca_size); sp = frame->stack = (stackval *)((char *)frame->args + rtm->args_size); memset (sp, 0, rtm->stack_size); vt_sp = (unsigned char *) sp + rtm->stack_size; memset (vt_sp, 0, rtm->vt_stack_size); #if DEBUG_INTERP vtalloc = vt_sp; #endif locals = (unsigned char *) vt_sp + rtm->vt_stack_size; memset (vt_sp, 0, rtm->locals_size); child_frame.parent = frame; /* ready to go */ ip = rtm->code; /* * using while (ip < end) may result in a 15% performance drop, * but it may be useful for debug */ while (1) { main_loop: /* g_assert (sp >= frame->stack); */ /* g_assert(vt_sp - vtalloc <= rtm->vt_stack_size); */ DUMP_INSTR(); MINT_IN_SWITCH (*ip) { MINT_IN_CASE(MINT_INITLOCALS) memset (locals, 0, rtm->locals_size); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_NOP) ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_BREAK) ++ip; G_BREAKPOINT (); /* this is not portable... */ MINT_IN_BREAK; MINT_IN_CASE(MINT_LDNULL) sp->data.p = NULL; ++ip; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_VTRESULT) { int ret_size = * (guint16 *)(ip + 1); unsigned char *ret_vt_sp = vt_sp; vt_sp -= READ32(ip + 2); if (ret_size > 0) { memmove (vt_sp, ret_vt_sp, ret_size); sp [-1].data.p = vt_sp; vt_sp += (ret_size + 7) & ~7; } ip += 4; MINT_IN_BREAK; } #define LDC(n) do { sp->data.i = (n); ++ip; ++sp; } while (0) MINT_IN_CASE(MINT_LDC_I4_M1) LDC(-1); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_0) LDC(0); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_1) LDC(1); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_2) LDC(2); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_3) LDC(3); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_4) LDC(4); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_5) LDC(5); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_6) LDC(6); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_7) LDC(7); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_8) LDC(8); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4_S) sp->data.i = *(const short *)(ip + 1); ip += 2; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I4) ++ip; sp->data.i = READ32 (ip); ip += 2; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_I8) ++ip; sp->data.l = READ64 (ip); ip += 4; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDC_R4) { guint32 val; ++ip; val = READ32(ip); sp->data.f = * (float *)&val; ip += 2; ++sp; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDC_R8) sp->data.l = READ64 (ip + 1); /* note union usage */ ip += 5; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_DUP) sp [0] = sp[-1]; ++sp; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_DUP_VT) i32 = READ32 (ip + 1); sp->data.p = vt_sp; memcpy(sp->data.p, sp [-1].data.p, i32); vt_sp += (i32 + 7) & ~7; ++sp; ip += 3; MINT_IN_BREAK; MINT_IN_CASE(MINT_POP) { guint16 u16 = (* (guint16 *)(ip + 1)) + 1; if (u16 > 1) memmove (sp - u16, sp - 1, (u16 - 1) * sizeof (stackval)); sp--; ip += 2; MINT_IN_BREAK; } MINT_IN_CASE(MINT_JMP) { RuntimeMethod *new_method = rtm->data_items [* (guint16 *)(ip + 1)]; if (!new_method->transformed) { frame->ip = ip; frame->ex = mono_interp_transform_method (new_method, context); if (frame->ex) goto exit_frame; } ip += 2; if (new_method->alloca_size > rtm->alloca_size) g_error ("MINT_JMP to method which needs more stack space (%d > %d)", new_method->alloca_size, rtm->alloca_size); rtm = frame->runtime_method = new_method; vt_sp = (unsigned char *) sp + rtm->stack_size; #if DEBUG_INTERP vtalloc = vt_sp; #endif locals = vt_sp + rtm->vt_stack_size; ip = rtm->new_body_start; /* bypass storing input args from callers frame */ MINT_IN_BREAK; } MINT_IN_CASE(MINT_CALLI) { MonoMethodSignature *csignature; stackval *endsp = sp; frame->ip = ip; csignature = rtm->data_items [* (guint16 *)(ip + 1)]; ip += 2; --sp; --endsp; child_frame.runtime_method = sp->data.p; sp->data.p = vt_sp; child_frame.retval = sp; /* decrement by the actual number of args */ sp -= csignature->param_count; if (csignature->hasthis) --sp; child_frame.stack_args = sp; /* `this' can be NULL for string:.ctor */ if (csignature->hasthis && sp->data.p && mono_object_is_transparent_proxy (sp->data.p)) { child_frame.runtime_method = mono_interp_get_runtime_method (context->domain, mono_marshal_get_remoting_invoke (child_frame.runtime_method->method), &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } else if (child_frame.runtime_method->method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) { child_frame.runtime_method = mono_interp_get_runtime_method (context->domain, mono_marshal_get_native_wrapper (child_frame.runtime_method->method, FALSE, FALSE), &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } if (csignature->hasthis) { MonoObject *this_arg = sp->data.p; if (this_arg->vtable->klass->valuetype) { gpointer *unboxed = mono_object_unbox (this_arg); sp [0].data.p = unboxed; } } ves_exec_method_with_context (&child_frame, context); context->current_frame = frame; if (child_frame.ex) { /* * An exception occurred, need to run finally, fault and catch handlers.. */ frame->ex = child_frame.ex; goto handle_finally; } /* need to handle typedbyref ... */ if (csignature->ret->type != MONO_TYPE_VOID) { *sp = *endsp; sp++; } MINT_IN_BREAK; } MINT_IN_CASE(MINT_CALLI_NAT) { MonoMethodSignature *csignature; stackval *endsp = sp; unsigned char *code = NULL; frame->ip = ip; csignature = rtm->data_items [* (guint16 *)(ip + 1)]; ip += 2; --sp; --endsp; code = sp->data.p; child_frame.runtime_method = NULL; sp->data.p = vt_sp; child_frame.retval = sp; /* decrement by the actual number of args */ sp -= csignature->param_count; if (csignature->hasthis) --sp; child_frame.stack_args = sp; ves_pinvoke_method (&child_frame, csignature, (MonoFuncV) code, FALSE, context); context->current_frame = frame; if (child_frame.ex) { /* * An exception occurred, need to run finally, fault and catch handlers.. */ frame->ex = child_frame.ex; if (context->search_for_handler) { context->search_for_handler = 0; goto handle_exception; } goto handle_finally; } /* need to handle typedbyref ... */ if (csignature->ret->type != MONO_TYPE_VOID) { *sp = *endsp; sp++; } MINT_IN_BREAK; } MINT_IN_CASE(MINT_CALL) { stackval *endsp = sp; frame->ip = ip; child_frame.runtime_method = rtm->data_items [* (guint16 *)(ip + 1)]; ip += 2; sp->data.p = vt_sp; child_frame.retval = sp; /* decrement by the actual number of args */ sp -= child_frame.runtime_method->param_count; if (child_frame.runtime_method->hasthis) --sp; child_frame.stack_args = sp; /* `this' can be NULL for string:.ctor */ if (child_frame.runtime_method->hasthis && !child_frame.runtime_method->method->klass->valuetype && sp->data.p && mono_object_is_transparent_proxy (sp->data.p)) { child_frame.runtime_method = mono_interp_get_runtime_method (context->domain, mono_marshal_get_remoting_invoke (child_frame.runtime_method->method), &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } ves_exec_method_with_context (&child_frame, context); context->current_frame = frame; if (child_frame.ex) { /* * An exception occurred, need to run finally, fault and catch handlers.. */ frame->ex = child_frame.ex; goto handle_exception;; } /* need to handle typedbyref ... */ *sp = *endsp; sp++; MINT_IN_BREAK; } MINT_IN_CASE(MINT_VCALL) { frame->ip = ip; child_frame.runtime_method = rtm->data_items [* (guint16 *)(ip + 1)]; ip += 2; sp->data.p = vt_sp; child_frame.retval = sp; /* decrement by the actual number of args */ sp -= child_frame.runtime_method->param_count; if (child_frame.runtime_method->hasthis) { --sp; MonoObject *this_arg = sp->data.p; if (!this_arg) THROW_EX (mono_get_exception_null_reference(), ip - 2); } child_frame.stack_args = sp; if (child_frame.runtime_method->hasthis && !child_frame.runtime_method->method->klass->valuetype && mono_object_is_transparent_proxy (sp->data.p)) { child_frame.runtime_method = mono_interp_get_runtime_method (context->domain, mono_marshal_get_remoting_invoke (child_frame.runtime_method->method), &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } ves_exec_method_with_context (&child_frame, context); context->current_frame = frame; if (child_frame.ex) { /* * An exception occurred, need to run finally, fault and catch handlers.. */ frame->ex = child_frame.ex; goto handle_finally; } MINT_IN_BREAK; } MINT_IN_CASE(MINT_CALLVIRT) { stackval *endsp = sp; MonoObject *this_arg; guint32 token; frame->ip = ip; token = * (unsigned short *)(ip + 1); ip += 2; child_frame.runtime_method = rtm->data_items [token]; sp->data.p = vt_sp; child_frame.retval = sp; /* decrement by the actual number of args */ sp -= child_frame.runtime_method->param_count + 1; child_frame.stack_args = sp; this_arg = sp->data.p; if (!this_arg) THROW_EX (mono_get_exception_null_reference(), ip - 2); child_frame.runtime_method = get_virtual_method (context->domain, child_frame.runtime_method, this_arg); MonoClass *this_class = this_arg->vtable->klass; if (this_class->valuetype && child_frame.runtime_method->method->klass->valuetype) { /* unbox */ gpointer *unboxed = mono_object_unbox (this_arg); sp [0].data.p = unboxed; } ves_exec_method_with_context (&child_frame, context); context->current_frame = frame; if (child_frame.ex) { /* * An exception occurred, need to run finally, fault and catch handlers.. */ frame->ex = child_frame.ex; if (context->search_for_handler) { context->search_for_handler = 0; goto handle_exception; } goto handle_finally; } /* need to handle typedbyref ... */ *sp = *endsp; sp++; MINT_IN_BREAK; } MINT_IN_CASE(MINT_VCALLVIRT) { MonoObject *this_arg; guint32 token; frame->ip = ip; token = * (unsigned short *)(ip + 1); ip += 2; child_frame.runtime_method = rtm->data_items [token]; sp->data.p = vt_sp; child_frame.retval = sp; /* decrement by the actual number of args */ sp -= child_frame.runtime_method->param_count + 1; child_frame.stack_args = sp; this_arg = sp->data.p; if (!this_arg) THROW_EX (mono_get_exception_null_reference(), ip - 2); child_frame.runtime_method = get_virtual_method (context->domain, child_frame.runtime_method, this_arg); MonoClass *this_class = this_arg->vtable->klass; if (this_class->valuetype && child_frame.runtime_method->method->klass->valuetype) { gpointer *unboxed = mono_object_unbox (this_arg); sp [0].data.p = unboxed; } ves_exec_method_with_context (&child_frame, context); context->current_frame = frame; if (child_frame.ex) { /* * An exception occurred, need to run finally, fault and catch handlers.. */ frame->ex = child_frame.ex; if (context->search_for_handler) { context->search_for_handler = 0; goto handle_exception; } goto handle_finally; } MINT_IN_BREAK; } MINT_IN_CASE(MINT_CALLRUN) ves_runtime_method (frame, context); if (frame->ex) { rtm = NULL; goto handle_exception; } goto exit_frame; MINT_IN_CASE(MINT_RET) --sp; *frame->retval = *sp; if (sp > frame->stack) g_warning ("ret: more values on stack: %d", sp-frame->stack); goto exit_frame; MINT_IN_CASE(MINT_RET_VOID) if (sp > frame->stack) g_warning ("ret.void: more values on stack: %d", sp-frame->stack); goto exit_frame; MINT_IN_CASE(MINT_RET_VT) i32 = READ32(ip + 1); --sp; memcpy(frame->retval->data.p, sp->data.p, i32); if (sp > frame->stack) g_warning ("ret.vt: more values on stack: %d", sp-frame->stack); goto exit_frame; MINT_IN_CASE(MINT_BR_S) ip += (short) *(ip + 1); MINT_IN_BREAK; MINT_IN_CASE(MINT_BR) ip += (gint32) READ32(ip + 1); MINT_IN_BREAK; #define ZEROP_S(datamem, op) \ --sp; \ if (sp->data.datamem op 0) \ ip += * (gint16 *)(ip + 1); \ else \ ip += 2; #define ZEROP(datamem, op) \ --sp; \ if (sp->data.datamem op 0) \ ip += READ32(ip + 1); \ else \ ip += 3; MINT_IN_CASE(MINT_BRFALSE_I4_S) ZEROP_S(i, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRFALSE_I8_S) ZEROP_S(l, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRFALSE_R8_S) ZEROP_S(f, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRFALSE_I4) ZEROP(i, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRFALSE_I8) ZEROP(l, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRFALSE_R8) ZEROP_S(f, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRTRUE_I4_S) ZEROP_S(i, !=); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRTRUE_I8_S) ZEROP_S(l, !=); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRTRUE_R8_S) ZEROP_S(f, !=); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRTRUE_I4) ZEROP(i, !=); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRTRUE_I8) ZEROP(l, !=); MINT_IN_BREAK; MINT_IN_CASE(MINT_BRTRUE_R8) ZEROP(f, !=); MINT_IN_BREAK; #define CONDBR_S(cond) \ sp -= 2; \ if (cond) \ ip += * (gint16 *)(ip + 1); \ else \ ip += 2; #define BRELOP_S(datamem, op) \ CONDBR_S(sp[0].data.datamem op sp[1].data.datamem) #define CONDBR(cond) \ sp -= 2; \ if (cond) \ ip += READ32(ip + 1); \ else \ ip += 3; #define BRELOP(datamem, op) \ CONDBR(sp[0].data.datamem op sp[1].data.datamem) MINT_IN_CASE(MINT_BEQ_I4_S) BRELOP_S(i, ==) MINT_IN_BREAK; MINT_IN_CASE(MINT_BEQ_I8_S) BRELOP_S(l, ==) MINT_IN_BREAK; MINT_IN_CASE(MINT_BEQ_R8_S) CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f == sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BEQ_I4) BRELOP(i, ==) MINT_IN_BREAK; MINT_IN_CASE(MINT_BEQ_I8) BRELOP(l, ==) MINT_IN_BREAK; MINT_IN_CASE(MINT_BEQ_R8) CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f == sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_I4_S) BRELOP_S(i, >=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_I8_S) BRELOP_S(l, >=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_R8_S) CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f >= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_I4) BRELOP(i, >=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_I8) BRELOP(l, >=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_R8) CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f >= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_I4_S) BRELOP_S(i, >) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_I8_S) BRELOP_S(l, >) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_R8_S) CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f > sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_I4) BRELOP(i, >) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_I8) BRELOP(l, >) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_R8) CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f > sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_I4_S) BRELOP_S(i, <) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_I8_S) BRELOP_S(l, <) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_R8_S) CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f < sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_I4) BRELOP(i, <) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_I8) BRELOP(l, <) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_R8) CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f < sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_I4_S) BRELOP_S(i, <=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_I8_S) BRELOP_S(l, <=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_R8_S) CONDBR_S(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f <= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_I4) BRELOP(i, <=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_I8) BRELOP(l, <=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_R8) CONDBR(!isunordered (sp [0].data.f, sp [1].data.f) && sp[0].data.f <= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BNE_UN_I4_S) BRELOP_S(i, !=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BNE_UN_I8_S) BRELOP_S(l, !=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BNE_UN_R8_S) CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f != sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BNE_UN_I4) BRELOP(i, !=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BNE_UN_I8) BRELOP(l, !=) MINT_IN_BREAK; MINT_IN_CASE(MINT_BNE_UN_R8) CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f != sp[1].data.f) MINT_IN_BREAK; #define BRELOP_S_CAST(datamem, op, type) \ sp -= 2; \ if ((type) sp[0].data.datamem op (type) sp[1].data.datamem) \ ip += * (gint16 *)(ip + 1); \ else \ ip += 2; #define BRELOP_CAST(datamem, op, type) \ sp -= 2; \ if ((type) sp[0].data.datamem op (type) sp[1].data.datamem) \ ip += READ32(ip + 1); \ else \ ip += 3; MINT_IN_CASE(MINT_BGE_UN_I4_S) BRELOP_S_CAST(i, >=, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_UN_I8_S) BRELOP_S_CAST(l, >=, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_UN_R8_S) CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f >= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_UN_I4) BRELOP_CAST(i, >=, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_UN_I8) BRELOP_CAST(l, >=, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGE_UN_R8) CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f >= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_UN_I4_S) BRELOP_S_CAST(i, >, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_UN_I8_S) BRELOP_S_CAST(l, >, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_UN_R8_S) CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f > sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_UN_I4) BRELOP_CAST(i, >, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_UN_I8) BRELOP_CAST(l, >, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BGT_UN_R8) CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f > sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_UN_I4_S) BRELOP_S_CAST(i, <=, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_UN_I8_S) BRELOP_S_CAST(l, <=, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_UN_R8_S) CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f <= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_UN_I4) BRELOP_CAST(i, <=, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_UN_I8) BRELOP_CAST(l, <=, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLE_UN_R8) CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f <= sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_UN_I4_S) BRELOP_S_CAST(i, <, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_UN_I8_S) BRELOP_S_CAST(l, <, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_UN_R8_S) CONDBR_S(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f < sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_UN_I4) BRELOP_CAST(i, <, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_UN_I8) BRELOP_CAST(l, <, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_BLT_UN_R8) CONDBR(isunordered (sp [0].data.f, sp [1].data.f) || sp[0].data.f < sp[1].data.f) MINT_IN_BREAK; MINT_IN_CASE(MINT_SWITCH) { guint32 n; const unsigned short *st; ++ip; n = READ32 (ip); ip += 2; st = ip + 2 * n; --sp; if ((guint32)sp->data.i < n) { gint offset; ip += 2 * (guint32)sp->data.i; offset = READ32 (ip); ip = st + offset; } else { ip = st; } MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDIND_I1) ++ip; sp[-1].data.i = *(gint8*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_U1) ++ip; sp[-1].data.i = *(guint8*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_I2) ++ip; sp[-1].data.i = *(gint16*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_U2) ++ip; sp[-1].data.i = *(guint16*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_I4) /* Fall through */ MINT_IN_CASE(MINT_LDIND_U4) ++ip; sp[-1].data.i = *(gint32*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_I8) ++ip; sp[-1].data.l = *(gint64*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_I) { guint16 offset = * (guint16 *)(ip + 1); sp[-1 - offset].data.p = *(gpointer*)sp[-1 - offset].data.p; ip += 2; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDIND_R4) ++ip; sp[-1].data.f = *(gfloat*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_R8) ++ip; sp[-1].data.f = *(gdouble*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDIND_REF) ++ip; sp[-1].data.p = *(gpointer*)sp[-1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_REF) ++ip; sp -= 2; * (gpointer *) sp->data.p = sp[1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_I1) ++ip; sp -= 2; * (gint8 *) sp->data.p = (gint8)sp[1].data.i; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_I2) ++ip; sp -= 2; * (gint16 *) sp->data.p = (gint16)sp[1].data.i; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_I4) ++ip; sp -= 2; * (gint32 *) sp->data.p = sp[1].data.i; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_I) ++ip; sp -= 2; * (mono_i *) sp->data.p = (mono_i)sp[1].data.p; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_I8) ++ip; sp -= 2; * (gint64 *) sp->data.p = sp[1].data.l; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_R4) ++ip; sp -= 2; * (float *) sp->data.p = (gfloat)sp[1].data.f; MINT_IN_BREAK; MINT_IN_CASE(MINT_STIND_R8) ++ip; sp -= 2; * (double *) sp->data.p = sp[1].data.f; MINT_IN_BREAK; #define BINOP(datamem, op) \ --sp; \ sp [-1].data.datamem = sp [-1].data.datamem op sp [0].data.datamem; \ ++ip; MINT_IN_CASE(MINT_ADD_I4) BINOP(i, +); MINT_IN_BREAK; MINT_IN_CASE(MINT_ADD_I8) BINOP(l, +); MINT_IN_BREAK; MINT_IN_CASE(MINT_ADD_R8) BINOP(f, +); MINT_IN_BREAK; MINT_IN_CASE(MINT_ADD1_I4) ++sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB_I4) BINOP(i, -); MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB_I8) BINOP(l, -); MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB_R8) BINOP(f, -); MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB1_I4) --sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_MUL_I4) BINOP(i, *); MINT_IN_BREAK; MINT_IN_CASE(MINT_MUL_I8) BINOP(l, *); MINT_IN_BREAK; MINT_IN_CASE(MINT_MUL_R8) BINOP(f, *); MINT_IN_BREAK; MINT_IN_CASE(MINT_DIV_I4) if (sp [-1].data.i == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); if (sp [-1].data.i == (-1)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(i, /); MINT_IN_BREAK; MINT_IN_CASE(MINT_DIV_I8) if (sp [-1].data.l == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); if (sp [-1].data.l == (-1)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(l, /); MINT_IN_BREAK; MINT_IN_CASE(MINT_DIV_R8) BINOP(f, /); MINT_IN_BREAK; #define BINOP_CAST(datamem, op, type) \ --sp; \ sp [-1].data.datamem = (type)sp [-1].data.datamem op (type)sp [0].data.datamem; \ ++ip; MINT_IN_CASE(MINT_DIV_UN_I4) if (sp [-1].data.i == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); BINOP_CAST(i, /, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_DIV_UN_I8) if (sp [-1].data.l == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); BINOP_CAST(l, /, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_REM_I4) if (sp [-1].data.i == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); if (sp [-1].data.i == (-1)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(i, %); MINT_IN_BREAK; MINT_IN_CASE(MINT_REM_I8) if (sp [-1].data.l == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); if (sp [-1].data.l == (-1)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(l, %); MINT_IN_BREAK; MINT_IN_CASE(MINT_REM_R8) /* FIXME: what do we actually do here? */ --sp; sp [-1].data.f = fmod (sp [-1].data.f, sp [0].data.f); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_REM_UN_I4) if (sp [-1].data.i == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); BINOP_CAST(i, %, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_REM_UN_I8) if (sp [-1].data.l == 0) THROW_EX (mono_get_exception_divide_by_zero (), ip); BINOP_CAST(l, %, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_AND_I4) BINOP(i, &); MINT_IN_BREAK; MINT_IN_CASE(MINT_AND_I8) BINOP(l, &); MINT_IN_BREAK; MINT_IN_CASE(MINT_OR_I4) BINOP(i, |); MINT_IN_BREAK; MINT_IN_CASE(MINT_OR_I8) BINOP(l, |); MINT_IN_BREAK; MINT_IN_CASE(MINT_XOR_I4) BINOP(i, ^); MINT_IN_BREAK; MINT_IN_CASE(MINT_XOR_I8) BINOP(l, ^); MINT_IN_BREAK; #define SHIFTOP(datamem, op) \ --sp; \ sp [-1].data.datamem = sp [-1].data.datamem op sp [0].data.i; \ ++ip; MINT_IN_CASE(MINT_SHL_I4) SHIFTOP(i, <<); MINT_IN_BREAK; MINT_IN_CASE(MINT_SHL_I8) SHIFTOP(l, <<); MINT_IN_BREAK; MINT_IN_CASE(MINT_SHR_I4) SHIFTOP(i, >>); MINT_IN_BREAK; MINT_IN_CASE(MINT_SHR_I8) SHIFTOP(l, >>); MINT_IN_BREAK; MINT_IN_CASE(MINT_SHR_UN_I4) --sp; sp [-1].data.i = (guint32)sp [-1].data.i >> sp [0].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_SHR_UN_I8) --sp; sp [-1].data.l = (guint64)sp [-1].data.l >> sp [0].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_NEG_I4) sp [-1].data.i = - sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_NEG_I8) sp [-1].data.l = - sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_NEG_R8) sp [-1].data.f = - sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_NOT_I4) sp [-1].data.i = ~ sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_NOT_I8) sp [-1].data.l = ~ sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I1_I4) sp [-1].data.i = (gint8)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I1_I8) sp [-1].data.i = (gint8)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I1_R8) sp [-1].data.i = (gint8)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U1_I4) sp [-1].data.i = (guint8)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U1_I8) sp [-1].data.i = (guint8)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U1_R8) sp [-1].data.i = (guint8)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I2_I4) sp [-1].data.i = (gint16)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I2_I8) sp [-1].data.i = (gint16)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I2_R8) sp [-1].data.i = (gint16)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U2_I4) sp [-1].data.i = (guint16)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U2_I8) sp [-1].data.i = (guint16)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U2_R8) sp [-1].data.i = (guint16)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I4_R8) sp [-1].data.i = (gint32)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U4_I8) MINT_IN_CASE(MINT_CONV_I4_I8) sp [-1].data.i = (gint32)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I4_I8_SP) sp [-2].data.i = (gint32)sp [-2].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U4_R8) sp [-1].data.i = (guint32)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I8_I4) sp [-1].data.l = sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I8_I4_SP) sp [-2].data.l = sp [-2].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I8_U4) sp [-1].data.l = (guint32)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_I8_R8) sp [-1].data.l = (gint64)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_R4_I4) sp [-1].data.f = (float)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_R4_I8) sp [-1].data.f = (float)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_R4_R8) sp [-1].data.f = (float)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_R8_I4) sp [-1].data.f = (double)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_R8_I8) sp [-1].data.f = (double)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U8_I4) sp [-1].data.l = sp [-1].data.i & 0xffffffff; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_U8_R8) sp [-1].data.l = (guint64)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CPOBJ) { c = rtm->data_items[* (guint16 *)(ip + 1)]; g_assert (c->byval_arg.type == MONO_TYPE_VALUETYPE); stackval_from_data (&c->byval_arg, &sp [-2], sp [-1].data.p, FALSE); ip += 2; sp -= 2; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDOBJ) { void *p; c = rtm->data_items[* (guint16 *)(ip + 1)]; ip += 2; p = sp [-1].data.p; if (c->byval_arg.type == MONO_TYPE_VALUETYPE && !c->enumtype) { int size = mono_class_value_size (c, NULL); sp [-1].data.p = vt_sp; vt_sp += (size + 7) & ~7; } stackval_from_data (&c->byval_arg, &sp [-1], p, FALSE); MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDSTR) sp->data.p = rtm->data_items [* (guint16 *)(ip + 1)]; ++sp; ip += 2; MINT_IN_BREAK; MINT_IN_CASE(MINT_NEWOBJ) { MonoClass *newobj_class; MonoMethodSignature *csig; stackval valuetype_this; guint32 token; stackval retval; frame->ip = ip; token = * (guint16 *)(ip + 1); ip += 2; child_frame.ip = NULL; child_frame.ex = NULL; child_frame.runtime_method = rtm->data_items [token]; csig = mono_method_signature (child_frame.runtime_method->method); newobj_class = child_frame.runtime_method->method->klass; /*if (profiling_classes) { guint count = GPOINTER_TO_UINT (g_hash_table_lookup (profiling_classes, newobj_class)); count++; g_hash_table_insert (profiling_classes, newobj_class, GUINT_TO_POINTER (count)); }*/ if (newobj_class->parent == mono_defaults.array_class) { sp -= csig->param_count; child_frame.stack_args = sp; o = ves_array_create (&child_frame, context->domain, newobj_class, csig, sp); if (child_frame.ex) THROW_EX (child_frame.ex, ip); goto array_constructed; } g_assert (csig->hasthis); if (csig->param_count) { sp -= csig->param_count; memmove (sp + 1, sp, csig->param_count * sizeof (stackval)); } child_frame.stack_args = sp; /* * First arg is the object. */ if (newobj_class->valuetype) { MonoType *t = &newobj_class->byval_arg; memset (&valuetype_this, 0, sizeof (stackval)); if (!newobj_class->enumtype && (t->type == MONO_TYPE_VALUETYPE || (t->type == MONO_TYPE_GENERICINST && mono_type_generic_inst_is_valuetype (t)))) { sp->data.p = vt_sp; valuetype_this.data.p = vt_sp; } else { sp->data.p = &valuetype_this; } } else { if (newobj_class != mono_defaults.string_class) { context->managed_code = 0; o = mono_object_new_checked (context->domain, newobj_class, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ context->managed_code = 1; if (*mono_thread_interruption_request_flag ()) mono_thread_interruption_checkpoint (); sp->data.p = o; } else { sp->data.p = NULL; child_frame.retval = &retval; } } g_assert (csig->call_convention == MONO_CALL_DEFAULT); ves_exec_method_with_context (&child_frame, context); context->current_frame = frame; if (child_frame.ex) { /* * An exception occurred, need to run finally, fault and catch handlers.. */ frame->ex = child_frame.ex; goto handle_finally; } /* * a constructor returns void, but we need to return the object we created */ array_constructed: if (newobj_class->valuetype && !newobj_class->enumtype) { *sp = valuetype_this; } else if (newobj_class == mono_defaults.string_class) { *sp = retval; } else { sp->data.p = o; } ++sp; MINT_IN_BREAK; } MINT_IN_CASE(MINT_CASTCLASS) c = rtm->data_items [*(guint16 *)(ip + 1)]; if ((o = sp [-1].data.p)) { MonoObject *isinst_obj = mono_object_isinst_checked (o, c, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (!isinst_obj) THROW_EX (mono_get_exception_invalid_cast (), ip); } ip += 2; MINT_IN_BREAK; MINT_IN_CASE(MINT_ISINST) c = rtm->data_items [*(guint16 *)(ip + 1)]; if ((o = sp [-1].data.p)) { MonoObject *isinst_obj = mono_object_isinst_checked (o, c, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (!isinst_obj) sp [-1].data.p = NULL; } ip += 2; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_R_UN_I4) sp [-1].data.f = (double)(guint32)sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_R_UN_I8) sp [-1].data.f = (double)(guint64)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_UNBOX) c = rtm->data_items[*(guint16 *)(ip + 1)]; o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); MonoObject *isinst_obj = mono_object_isinst_checked (o, c, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (!(isinst_obj || ((o->vtable->klass->rank == 0) && (o->vtable->klass->element_class == c->element_class)))) THROW_EX (mono_get_exception_invalid_cast (), ip); sp [-1].data.p = mono_object_unbox (o); ip += 2; MINT_IN_BREAK; MINT_IN_CASE(MINT_THROW) --sp; frame->ex_handler = NULL; if (!sp->data.p) sp->data.p = mono_get_exception_null_reference (); THROW_EX ((MonoException *)sp->data.p, ip); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLDA_UNSAFE) o = sp [-1].data.p; sp[-1].data.p = (char *)o + * (guint16 *)(ip + 1); ip += 2; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLDA) o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); sp[-1].data.p = (char *)o + * (guint16 *)(ip + 1); ip += 2; MINT_IN_BREAK; MINT_IN_CASE(MINT_CKNULL) o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); ++ip; MINT_IN_BREAK; #define LDFLD(datamem, fieldtype) \ o = sp [-1].data.p; \ if (!o) \ THROW_EX (mono_get_exception_null_reference (), ip); \ sp[-1].data.datamem = * (fieldtype *)((char *)o + * (guint16 *)(ip + 1)) ; \ ip += 2; MINT_IN_CASE(MINT_LDFLD_I1) LDFLD(i, gint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_U1) LDFLD(i, guint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_I2) LDFLD(i, gint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_U2) LDFLD(i, guint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_I4) LDFLD(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_I8) LDFLD(l, gint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_R4) LDFLD(f, float); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_R8) LDFLD(f, double); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_O) LDFLD(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_P) LDFLD(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFLD_VT) o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); i32 = READ32(ip + 2); sp [-1].data.p = vt_sp; memcpy(sp [-1].data.p, (char *)o + * (guint16 *)(ip + 1), i32); vt_sp += (i32 + 7) & ~7; ip += 4; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDRMFLD) { gpointer tmp; MonoClassField *field; char *addr; o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); field = rtm->data_items[* (guint16 *)(ip + 1)]; ip += 2; if (mono_object_is_transparent_proxy (o)) { MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class; addr = mono_load_remote_field_checked (o, klass, field, &tmp, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } else { addr = (char*)o + field->offset; } stackval_from_data (field->type, &sp [-1], addr, FALSE); MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDRMFLD_VT) { MonoClassField *field; char *addr; gpointer tmp; o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); field = rtm->data_items[* (guint16 *)(ip + 1)]; i32 = READ32(ip + 2); ip += 4; if (mono_object_is_transparent_proxy (o)) { MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class; addr = mono_load_remote_field_checked (o, klass, field, &tmp, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } else { addr = (char*)o + field->offset; } sp [-1].data.p = vt_sp; memcpy(sp [-1].data.p, (char *)o + * (guint16 *)(ip + 1), i32); vt_sp += (i32 + 7) & ~7; memcpy(sp [-1].data.p, addr, i32); MINT_IN_BREAK; } #define STFLD(datamem, fieldtype) \ o = sp [-2].data.p; \ if (!o) \ THROW_EX (mono_get_exception_null_reference (), ip); \ sp -= 2; \ * (fieldtype *)((char *)o + * (guint16 *)(ip + 1)) = sp[1].data.datamem; \ ip += 2; MINT_IN_CASE(MINT_STFLD_I1) STFLD(i, gint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_U1) STFLD(i, guint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_I2) STFLD(i, gint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_U2) STFLD(i, guint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_I4) STFLD(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_I8) STFLD(l, gint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_R4) STFLD(f, float); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_R8) STFLD(f, double); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_O) STFLD(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_P) STFLD(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STFLD_VT) o = sp [-2].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); i32 = READ32(ip + 2); sp -= 2; memcpy((char *)o + * (guint16 *)(ip + 1), sp [1].data.p, i32); vt_sp -= (i32 + 7) & ~7; ip += 4; MINT_IN_BREAK; MINT_IN_CASE(MINT_STRMFLD) { MonoClassField *field; o = sp [-2].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); field = rtm->data_items[* (guint16 *)(ip + 1)]; ip += 2; if (mono_object_is_transparent_proxy (o)) { MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class; mono_store_remote_field_checked (o, klass, field, &sp [-1].data, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } else stackval_to_data (field->type, &sp [-1], (char*)o + field->offset, FALSE); sp -= 2; MINT_IN_BREAK; } MINT_IN_CASE(MINT_STRMFLD_VT) { MonoClassField *field; o = sp [-2].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); field = rtm->data_items[* (guint16 *)(ip + 1)]; i32 = READ32(ip + 2); ip += 4; if (mono_object_is_transparent_proxy (o)) { MonoClass *klass = ((MonoTransparentProxy*)o)->remote_class->proxy_class; mono_store_remote_field_checked (o, klass, field, &sp [-1].data, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } else memcpy((char*)o + field->offset, sp [-1].data.p, i32); sp -= 2; vt_sp -= (i32 + 7) & ~7; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDSFLDA) { MonoClassField *field = rtm->data_items[*(guint16 *)(ip + 1)]; sp->data.p = mono_class_static_field_address (context->domain, field); ip += 2; ++sp; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDSFLD) { MonoClassField *field = rtm->data_items [* (guint16 *)(ip + 1)]; gpointer addr = mono_class_static_field_address (context->domain, field); stackval_from_data (field->type, sp, addr, FALSE); ip += 2; ++sp; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDSFLD_VT) { MonoClassField *field = rtm->data_items [* (guint16 *)(ip + 1)]; gpointer addr = mono_class_static_field_address (context->domain, field); int size = READ32 (ip + 2); ip += 4; sp->data.p = vt_sp; vt_sp += (size + 7) & ~7; stackval_from_data (field->type, sp, addr, FALSE); ++sp; MINT_IN_BREAK; } MINT_IN_CASE(MINT_STSFLD) { MonoClassField *field = rtm->data_items [* (guint16 *)(ip + 1)]; gpointer addr = mono_class_static_field_address (context->domain, field); ip += 2; --sp; stackval_to_data (field->type, sp, addr, FALSE); MINT_IN_BREAK; } MINT_IN_CASE(MINT_STSFLD_VT) { MonoClassField *field = rtm->data_items [* (guint16 *)(ip + 1)]; gpointer addr = mono_class_static_field_address (context->domain, field); int size = READ32 (ip + 2); ip += 4; --sp; stackval_to_data (field->type, sp, addr, FALSE); vt_sp -= (size + 7) & ~7; MINT_IN_BREAK; } MINT_IN_CASE(MINT_STOBJ_VT) { int size; c = rtm->data_items[* (guint16 *)(ip + 1)]; ip += 2; size = mono_class_value_size (c, NULL); memcpy(sp [-2].data.p, sp [-1].data.p, size); vt_sp -= (size + 7) & ~7; sp -= 2; MINT_IN_BREAK; } MINT_IN_CASE(MINT_STOBJ) { int size; c = rtm->data_items[* (guint16 *)(ip + 1)]; ip += 2; size = mono_class_value_size (c, NULL); memcpy(sp [-2].data.p, &sp [-1].data, size); sp -= 2; MINT_IN_BREAK; } MINT_IN_CASE(MINT_CONV_OVF_I4_UN_R8) if (sp [-1].data.f < 0 || sp [-1].data.f > MYGUINT32_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (guint32)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U8_I4) if (sp [-1].data.i < 0) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.l = sp [-1].data.i; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U8_I8) if (sp [-1].data.l < 0) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I8_U8) if ((guint64) sp [-1].data.l > MYGINT64_MAX) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U8_R8) MINT_IN_CASE(MINT_CONV_OVF_I8_UN_R8) if (sp [-1].data.f < 0 || sp [-1].data.f > MYGINT64_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.l = (guint64)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I8_R8) if (sp [-1].data.f < MYGINT64_MIN || sp [-1].data.f > MYGINT64_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.l = (gint64)sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I4_UN_I8) if ((mono_u)sp [-1].data.l > MYGUINT32_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (mono_u)sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_BOX) { c = rtm->data_items [* (guint16 *)(ip + 1)]; guint16 offset = * (guint16 *)(ip + 2); if (c->byval_arg.type == MONO_TYPE_VALUETYPE && !c->enumtype) { int size = mono_class_value_size (c, NULL); sp [-1 - offset].data.p = mono_value_box_checked (context->domain, c, sp [-1 - offset].data.p, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ size = (size + 7) & ~7; vt_sp -= size; } else { stackval_to_data (&c->byval_arg, &sp [-1 - offset], (char *) &sp [-1 - offset], FALSE); sp [-1 - offset].data.p = mono_value_box_checked (context->domain, c, &sp [-1 - offset], &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } ip += 3; MINT_IN_BREAK; } MINT_IN_CASE(MINT_NEWARR) sp [-1].data.p = (MonoObject*) mono_array_new_checked (context->domain, rtm->data_items[*(guint16 *)(ip + 1)], sp [-1].data.i, &error); if (!mono_error_ok (&error)) { THROW_EX (mono_error_convert_to_exception (&error), ip); } mono_error_cleanup (&error); /* FIXME: don't swallow the error */ ip += 2; /*if (profiling_classes) { guint count = GPOINTER_TO_UINT (g_hash_table_lookup (profiling_classes, o->vtable->klass)); count++; g_hash_table_insert (profiling_classes, o->vtable->klass, GUINT_TO_POINTER (count)); }*/ MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLEN) o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); sp [-1].data.nati = mono_array_length ((MonoArray *)o); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_GETCHR) { MonoString *s; s = sp [-2].data.p; if (!s) THROW_EX (mono_get_exception_null_reference (), ip); i32 = sp [-1].data.i; if (i32 < 0 || i32 >= mono_string_length (s)) THROW_EX (mono_get_exception_index_out_of_range (), ip); --sp; sp [-1].data.i = mono_string_chars(s)[i32]; ++ip; MINT_IN_BREAK; } MINT_IN_CASE(MINT_STRLEN) ++ip; sp [-1].data.i = mono_string_length ((MonoString*)sp [-1].data.p); MINT_IN_BREAK; MINT_IN_CASE(MINT_ARRAY_RANK) o = sp [-1].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); sp [-1].data.i = mono_object_class (sp [-1].data.p)->rank; ip++; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDELEMA) MINT_IN_CASE(MINT_LDELEMA_TC) { gboolean needs_typecheck = *ip == MINT_LDELEMA_TC; MonoClass *klass = rtm->data_items [*(guint16 *) (ip + 1)]; guint16 numargs = *(guint16 *) (ip + 2); ip += 3; sp -= numargs; o = sp [0].data.p; sp->data.p = ves_array_element_address (frame, klass, (MonoArray *) o, &sp [1], needs_typecheck); if (frame->ex) THROW_EX (frame->ex, ip); ++sp; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDELEM_I1) /* fall through */ MINT_IN_CASE(MINT_LDELEM_U1) /* fall through */ MINT_IN_CASE(MINT_LDELEM_I2) /* fall through */ MINT_IN_CASE(MINT_LDELEM_U2) /* fall through */ MINT_IN_CASE(MINT_LDELEM_I4) /* fall through */ MINT_IN_CASE(MINT_LDELEM_U4) /* fall through */ MINT_IN_CASE(MINT_LDELEM_I8) /* fall through */ MINT_IN_CASE(MINT_LDELEM_I) /* fall through */ MINT_IN_CASE(MINT_LDELEM_R4) /* fall through */ MINT_IN_CASE(MINT_LDELEM_R8) /* fall through */ MINT_IN_CASE(MINT_LDELEM_REF) /* fall through */ MINT_IN_CASE(MINT_LDELEM_VT) { MonoArray *o; mono_u aindex; sp -= 2; o = sp [0].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); aindex = sp [1].data.i; if (aindex >= mono_array_length (o)) THROW_EX (mono_get_exception_index_out_of_range (), ip); /* * FIXME: throw mono_get_exception_array_type_mismatch () if needed */ switch (*ip) { case MINT_LDELEM_I1: sp [0].data.i = mono_array_get (o, gint8, aindex); break; case MINT_LDELEM_U1: sp [0].data.i = mono_array_get (o, guint8, aindex); break; case MINT_LDELEM_I2: sp [0].data.i = mono_array_get (o, gint16, aindex); break; case MINT_LDELEM_U2: sp [0].data.i = mono_array_get (o, guint16, aindex); break; case MINT_LDELEM_I: sp [0].data.nati = mono_array_get (o, mono_i, aindex); break; case MINT_LDELEM_I4: sp [0].data.i = mono_array_get (o, gint32, aindex); break; case MINT_LDELEM_U4: sp [0].data.i = mono_array_get (o, guint32, aindex); break; case MINT_LDELEM_I8: sp [0].data.l = mono_array_get (o, guint64, aindex); break; case MINT_LDELEM_R4: sp [0].data.f = mono_array_get (o, float, aindex); break; case MINT_LDELEM_R8: sp [0].data.f = mono_array_get (o, double, aindex); break; case MINT_LDELEM_REF: sp [0].data.p = mono_array_get (o, gpointer, aindex); break; case MINT_LDELEM_VT: { MonoClass *klass_vt = rtm->data_items [*(guint16 *) (ip + 1)]; i32 = READ32 (ip + 2); char *src_addr = mono_array_addr_with_size ((MonoArray *) o, i32, aindex); sp [0].data.vt = vt_sp; stackval_from_data (&klass_vt->byval_arg, sp, src_addr, FALSE); vt_sp += (i32 + 7) & ~7; ip += 3; break; } default: ves_abort(); } ++ip; ++sp; MINT_IN_BREAK; } MINT_IN_CASE(MINT_STELEM_I) /* fall through */ MINT_IN_CASE(MINT_STELEM_I1) /* fall through */ MINT_IN_CASE(MINT_STELEM_U1) /* fall through */ MINT_IN_CASE(MINT_STELEM_I2) /* fall through */ MINT_IN_CASE(MINT_STELEM_I4) /* fall through */ MINT_IN_CASE(MINT_STELEM_I8) /* fall through */ MINT_IN_CASE(MINT_STELEM_R4) /* fall through */ MINT_IN_CASE(MINT_STELEM_R8) /* fall through */ MINT_IN_CASE(MINT_STELEM_REF) /* fall through */ MINT_IN_CASE(MINT_STELEM_VT) { mono_u aindex; sp -= 3; o = sp [0].data.p; if (!o) THROW_EX (mono_get_exception_null_reference (), ip); aindex = sp [1].data.i; if (aindex >= mono_array_length ((MonoArray *)o)) THROW_EX (mono_get_exception_index_out_of_range (), ip); switch (*ip) { case MINT_STELEM_I: mono_array_set ((MonoArray *)o, mono_i, aindex, sp [2].data.nati); break; case MINT_STELEM_I1: mono_array_set ((MonoArray *)o, gint8, aindex, sp [2].data.i); break; case MINT_STELEM_U1: mono_array_set ((MonoArray *) o, guint8, aindex, sp [2].data.i); break; case MINT_STELEM_I2: mono_array_set ((MonoArray *)o, gint16, aindex, sp [2].data.i); break; case MINT_STELEM_I4: mono_array_set ((MonoArray *)o, gint32, aindex, sp [2].data.i); break; case MINT_STELEM_I8: mono_array_set ((MonoArray *)o, gint64, aindex, sp [2].data.l); break; case MINT_STELEM_R4: mono_array_set ((MonoArray *)o, float, aindex, sp [2].data.f); break; case MINT_STELEM_R8: mono_array_set ((MonoArray *)o, double, aindex, sp [2].data.f); break; case MINT_STELEM_REF: { MonoObject *isinst_obj = mono_object_isinst_checked (sp [2].data.p, mono_object_class (o)->element_class, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (sp [2].data.p && !isinst_obj) THROW_EX (mono_get_exception_array_type_mismatch (), ip); mono_array_set ((MonoArray *)o, gpointer, aindex, sp [2].data.p); break; } case MINT_STELEM_VT: { MonoClass *klass_vt = rtm->data_items [*(guint16 *) (ip + 1)]; i32 = READ32 (ip + 2); char *dst_addr = mono_array_addr_with_size ((MonoArray *) o, i32, aindex); stackval_to_data (&klass_vt->byval_arg, &sp [2], dst_addr, FALSE); vt_sp -= (i32 + 7) & ~7; ip += 3; break; } default: ves_abort(); } ++ip; MINT_IN_BREAK; } MINT_IN_CASE(MINT_CONV_OVF_I4_U4) if (sp [-1].data.i < 0) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I4_I8) if (sp [-1].data.l < MYGINT32_MIN || sp [-1].data.l > MYGINT32_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (gint32) sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I4_U8) if (sp [-1].data.l < 0 || sp [-1].data.l > MYGINT32_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (gint32) sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I4_R8) if (sp [-1].data.f < MYGINT32_MIN || sp [-1].data.f > MYGINT32_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (gint32) sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U4_I4) if (sp [-1].data.i < 0) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U4_I8) if (sp [-1].data.l < 0 || sp [-1].data.l > MYGUINT32_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (guint32) sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U4_R8) if (sp [-1].data.f < 0 || sp [-1].data.f > MYGUINT32_MAX) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (guint32) sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I2_I4) if (sp [-1].data.i < -32768 || sp [-1].data.i > 32767) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I2_I8) if (sp [-1].data.l < -32768 || sp [-1].data.l > 32767) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (gint16) sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I2_R8) if (sp [-1].data.f < -32768 || sp [-1].data.f > 32767) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (gint16) sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U2_I4) if (sp [-1].data.i < 0 || sp [-1].data.i > 65535) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U2_I8) if (sp [-1].data.l < 0 || sp [-1].data.l > 65535) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (guint16) sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U2_R8) if (sp [-1].data.f < 0 || sp [-1].data.f > 65535) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (guint16) sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I1_I4) if (sp [-1].data.i < -128 || sp [-1].data.i > 127) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I1_I8) if (sp [-1].data.l < -128 || sp [-1].data.l > 127) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (gint8) sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_I1_R8) if (sp [-1].data.f < -128 || sp [-1].data.f > 127) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (gint8) sp [-1].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U1_I4) if (sp [-1].data.i < 0 || sp [-1].data.i > 255) THROW_EX (mono_get_exception_overflow (), ip); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U1_I8) if (sp [-1].data.l < 0 || sp [-1].data.l > 255) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (guint8) sp [-1].data.l; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CONV_OVF_U1_R8) if (sp [-1].data.f < 0 || sp [-1].data.f > 255) THROW_EX (mono_get_exception_overflow (), ip); sp [-1].data.i = (guint8) sp [-1].data.f; ++ip; MINT_IN_BREAK; #if 0 MINT_IN_CASE(MINT_LDELEM) MINT_IN_CASE(MINT_STELEM) MINT_IN_CASE(MINT_UNBOX_ANY) MINT_IN_CASE(MINT_REFANYVAL) ves_abort(); MINT_IN_BREAK; #endif MINT_IN_CASE(MINT_CKFINITE) if (!isfinite(sp [-1].data.f)) THROW_EX (mono_get_exception_arithmetic (), ip); ++ip; MINT_IN_BREAK; #if 0 MINT_IN_CASE(MINT_MKREFANY) ves_abort(); MINT_IN_BREAK; #endif MINT_IN_CASE(MINT_LDTOKEN) sp->data.p = vt_sp; vt_sp += 8; * (gpointer *)sp->data.p = rtm->data_items[*(guint16 *)(ip + 1)]; ip += 2; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_ADD_OVF_I4) if (CHECK_ADD_OVERFLOW (sp [-2].data.i, sp [-1].data.i)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(i, +); MINT_IN_BREAK; MINT_IN_CASE(MINT_ADD_OVF_I8) if (CHECK_ADD_OVERFLOW64 (sp [-2].data.l, sp [-1].data.l)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(l, +); MINT_IN_BREAK; MINT_IN_CASE(MINT_ADD_OVF_UN_I4) if (CHECK_ADD_OVERFLOW_UN (sp [-2].data.i, sp [-1].data.i)) THROW_EX (mono_get_exception_overflow (), ip); BINOP_CAST(i, +, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_ADD_OVF_UN_I8) if (CHECK_ADD_OVERFLOW64_UN (sp [-2].data.l, sp [-1].data.l)) THROW_EX (mono_get_exception_overflow (), ip); BINOP_CAST(l, +, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_MUL_OVF_I4) if (CHECK_MUL_OVERFLOW (sp [-2].data.i, sp [-1].data.i)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(i, *); MINT_IN_BREAK; MINT_IN_CASE(MINT_MUL_OVF_I8) if (CHECK_MUL_OVERFLOW64 (sp [-2].data.l, sp [-1].data.l)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(l, *); MINT_IN_BREAK; MINT_IN_CASE(MINT_MUL_OVF_UN_I4) if (CHECK_MUL_OVERFLOW_UN (sp [-2].data.i, sp [-1].data.i)) THROW_EX (mono_get_exception_overflow (), ip); BINOP_CAST(i, *, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_MUL_OVF_UN_I8) if (CHECK_MUL_OVERFLOW64_UN (sp [-2].data.l, sp [-1].data.l)) THROW_EX (mono_get_exception_overflow (), ip); BINOP_CAST(l, *, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB_OVF_I4) if (CHECK_SUB_OVERFLOW (sp [-2].data.i, sp [-1].data.i)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(i, -); MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB_OVF_I8) if (CHECK_SUB_OVERFLOW64 (sp [-2].data.l, sp [-1].data.l)) THROW_EX (mono_get_exception_overflow (), ip); BINOP(l, -); MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB_OVF_UN_I4) if (CHECK_SUB_OVERFLOW_UN (sp [-2].data.i, sp [-1].data.i)) THROW_EX (mono_get_exception_overflow (), ip); BINOP_CAST(i, -, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_SUB_OVF_UN_I8) if (CHECK_SUB_OVERFLOW64_UN (sp [-2].data.l, sp [-1].data.l)) THROW_EX (mono_get_exception_overflow (), ip); BINOP_CAST(l, -, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_ENDFINALLY) if (finally_ips) { ip = finally_ips->data; finally_ips = g_slist_remove (finally_ips, ip); goto main_loop; } if (frame->ex) goto handle_fault; ves_abort(); MINT_IN_BREAK; MINT_IN_CASE(MINT_LEAVE) /* Fall through */ MINT_IN_CASE(MINT_LEAVE_S) while (sp > frame->stack) { --sp; } frame->ip = ip; if (*ip == MINT_LEAVE_S) { ip += (short) *(ip + 1); } else { ip += (gint32) READ32 (ip + 1); } endfinally_ip = ip; if (frame->ex_handler != NULL && MONO_OFFSET_IN_HANDLER(frame->ex_handler, frame->ip - rtm->code)) { frame->ex_handler = NULL; frame->ex = NULL; } goto handle_finally; MINT_IN_BREAK; MINT_IN_CASE(MINT_ICALL_V_V) MINT_IN_CASE(MINT_ICALL_V_P) MINT_IN_CASE(MINT_ICALL_P_V) MINT_IN_CASE(MINT_ICALL_P_P) MINT_IN_CASE(MINT_ICALL_PP_V) MINT_IN_CASE(MINT_ICALL_PI_V) MINT_IN_CASE(MINT_ICALL_PP_P) MINT_IN_CASE(MINT_ICALL_PI_P) MINT_IN_CASE(MINT_ICALL_PPP_V) MINT_IN_CASE(MINT_ICALL_PPI_V) sp = do_icall (context, *ip, sp, rtm->data_items [*(guint16 *)(ip + 1)]); if (frame->ex != NULL) goto handle_exception; ip += 2; MINT_IN_BREAK; MINT_IN_CASE(MINT_MONO_LDPTR) sp->data.p = rtm->data_items [*(guint16 *)(ip + 1)]; ip += 2; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_MONO_NEWOBJ) sp->data.p = mono_object_new_checked (context->domain, rtm->data_items [*(guint16 *)(ip + 1)], &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ ip += 2; sp++; MINT_IN_BREAK; MINT_IN_CASE(MINT_MONO_FREE) ++ip; --sp; g_error ("that doesn't seem right"); g_free (sp->data.p); MINT_IN_BREAK; MINT_IN_CASE(MINT_MONO_RETOBJ) ++ip; sp--; stackval_from_data (mono_method_signature (frame->runtime_method->method)->ret, frame->retval, sp->data.p, mono_method_signature (frame->runtime_method->method)->pinvoke); if (sp > frame->stack) g_warning ("retobj: more values on stack: %d", sp-frame->stack); goto exit_frame; #define RELOP(datamem, op) \ --sp; \ sp [-1].data.i = sp [-1].data.datamem op sp [0].data.datamem; \ ++ip; MINT_IN_CASE(MINT_CEQ_I4) RELOP(i, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_CEQ0_I4) sp [-1].data.i = (sp [-1].data.i == 0); ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CEQ_I8) RELOP(l, ==); MINT_IN_BREAK; MINT_IN_CASE(MINT_CEQ_R8) --sp; if (isunordered (sp [-1].data.f, sp [0].data.f)) sp [-1].data.i = 0; else sp [-1].data.i = sp [-1].data.f == sp [0].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CGT_I4) RELOP(i, >); MINT_IN_BREAK; MINT_IN_CASE(MINT_CGT_I8) RELOP(l, >); MINT_IN_BREAK; MINT_IN_CASE(MINT_CGT_R8) --sp; if (isunordered (sp [-1].data.f, sp [0].data.f)) sp [-1].data.i = 0; else sp [-1].data.i = sp [-1].data.f > sp [0].data.f; ++ip; MINT_IN_BREAK; #define RELOP_CAST(datamem, op, type) \ --sp; \ sp [-1].data.i = (type)sp [-1].data.datamem op (type)sp [0].data.datamem; \ ++ip; MINT_IN_CASE(MINT_CGT_UN_I4) RELOP_CAST(i, >, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_CGT_UN_I8) RELOP_CAST(l, >, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_CGT_UN_R8) --sp; if (isunordered (sp [-1].data.f, sp [0].data.f)) sp [-1].data.i = 1; else sp [-1].data.i = sp [-1].data.f > sp [0].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CLT_I4) RELOP(i, <); MINT_IN_BREAK; MINT_IN_CASE(MINT_CLT_I8) RELOP(l, <); MINT_IN_BREAK; MINT_IN_CASE(MINT_CLT_R8) --sp; if (isunordered (sp [-1].data.f, sp [0].data.f)) sp [-1].data.i = 0; else sp [-1].data.i = sp [-1].data.f < sp [0].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_CLT_UN_I4) RELOP_CAST(i, <, guint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_CLT_UN_I8) RELOP_CAST(l, <, guint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_CLT_UN_R8) --sp; if (isunordered (sp [-1].data.f, sp [0].data.f)) sp [-1].data.i = 1; else sp [-1].data.i = sp [-1].data.f < sp [0].data.f; ++ip; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDFTN) { sp->data.p = rtm->data_items [* (guint16 *)(ip + 1)]; ++sp; ip += 2; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDVIRTFTN) { RuntimeMethod *m = rtm->data_items [* (guint16 *)(ip + 1)]; ip += 2; --sp; if (!sp->data.p) THROW_EX (mono_get_exception_null_reference (), ip - 2); sp->data.p = get_virtual_method (context->domain, m, sp->data.p); ++sp; MINT_IN_BREAK; } #define LDARG(datamem, argtype) \ sp->data.datamem = * (argtype *)(frame->args + * (guint16 *)(ip + 1)); \ ip += 2; \ ++sp; MINT_IN_CASE(MINT_LDARG_I1) LDARG(i, gint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_U1) LDARG(i, guint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_I2) LDARG(i, gint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_U2) LDARG(i, guint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_I4) LDARG(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_I8) LDARG(l, gint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_R4) LDARG(f, float); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_R8) LDARG(f, double); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_O) LDARG(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_P) LDARG(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDARG_VT) sp->data.p = vt_sp; i32 = READ32(ip + 2); memcpy(sp->data.p, frame->args + * (guint16 *)(ip + 1), i32); vt_sp += (i32 + 7) & ~7; ip += 4; ++sp; MINT_IN_BREAK; #define STARG(datamem, argtype) \ --sp; \ * (argtype *)(frame->args + * (guint16 *)(ip + 1)) = sp->data.datamem; \ ip += 2; \ MINT_IN_CASE(MINT_STARG_I1) STARG(i, gint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_U1) STARG(i, guint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_I2) STARG(i, gint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_U2) STARG(i, guint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_I4) STARG(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_I8) STARG(l, gint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_R4) STARG(f, float); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_R8) STARG(f, double); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_O) STARG(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_P) STARG(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STARG_VT) i32 = READ32(ip + 2); --sp; memcpy(frame->args + * (guint16 *)(ip + 1), sp->data.p, i32); vt_sp -= (i32 + 7) & ~7; ip += 4; MINT_IN_BREAK; #define STINARG(datamem, argtype) \ do { \ int n = * (guint16 *)(ip + 1); \ * (argtype *)(frame->args + rtm->arg_offsets [n]) = frame->stack_args [n].data.datamem; \ ip += 2; \ } while (0) MINT_IN_CASE(MINT_STINARG_I1) STINARG(i, gint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_U1) STINARG(i, guint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_I2) STINARG(i, gint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_U2) STINARG(i, guint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_I4) STINARG(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_I8) STINARG(l, gint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_R4) STINARG(f, float); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_R8) STINARG(f, double); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_O) STINARG(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_P) STINARG(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STINARG_VT) { int n = * (guint16 *)(ip + 1); i32 = READ32(ip + 2); memcpy (frame->args + rtm->arg_offsets [n], frame->stack_args [n].data.p, i32); ip += 4; MINT_IN_BREAK; } MINT_IN_CASE(MINT_LDARGA) sp->data.p = frame->args + * (guint16 *)(ip + 1); ip += 2; ++sp; MINT_IN_BREAK; #define LDLOC(datamem, argtype) \ sp->data.datamem = * (argtype *)(locals + * (guint16 *)(ip + 1)); \ ip += 2; \ ++sp; MINT_IN_CASE(MINT_LDLOC_I1) LDLOC(i, gint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_U1) LDLOC(i, guint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_I2) LDLOC(i, gint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_U2) LDLOC(i, guint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_I4) LDLOC(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_I8) LDLOC(l, gint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_R4) LDLOC(f, float); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_R8) LDLOC(f, double); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_O) LDLOC(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_P) LDLOC(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOC_VT) sp->data.p = vt_sp; i32 = READ32(ip + 2); memcpy(sp->data.p, locals + * (guint16 *)(ip + 1), i32); vt_sp += (i32 + 7) & ~7; ip += 4; ++sp; MINT_IN_BREAK; MINT_IN_CASE(MINT_LDLOCA_S) sp->data.p = locals + * (guint16 *)(ip + 1); ip += 2; ++sp; MINT_IN_BREAK; #define STLOC(datamem, argtype) \ --sp; \ * (argtype *)(locals + * (guint16 *)(ip + 1)) = sp->data.datamem; \ ip += 2; MINT_IN_CASE(MINT_STLOC_I1) STLOC(i, gint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_U1) STLOC(i, guint8); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_I2) STLOC(i, gint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_U2) STLOC(i, guint16); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_I4) STLOC(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_I8) STLOC(l, gint64); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_R4) STLOC(f, float); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_R8) STLOC(f, double); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_O) STLOC(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_P) STLOC(p, gpointer); MINT_IN_BREAK; #define STLOC_NP(datamem, argtype) \ * (argtype *)(locals + * (guint16 *)(ip + 1)) = sp [-1].data.datamem; \ ip += 2; MINT_IN_CASE(MINT_STLOC_NP_I4) STLOC_NP(i, gint32); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_NP_O) STLOC_NP(p, gpointer); MINT_IN_BREAK; MINT_IN_CASE(MINT_STLOC_VT) i32 = READ32(ip + 2); --sp; memcpy(locals + * (guint16 *)(ip + 1), sp->data.p, i32); vt_sp -= (i32 + 7) & ~7; ip += 4; MINT_IN_BREAK; MINT_IN_CASE(MINT_LOCALLOC) { if (sp != frame->stack + 1) /*FIX?*/ THROW_EX (mono_get_exception_execution_engine (NULL), ip); int len = sp [-1].data.i; sp [-1].data.p = alloca (len); MonoMethodHeader *header = mono_method_get_header_checked (frame->runtime_method->method, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (header->init_locals) memset (sp [-1].data.p, 0, len); ++ip; MINT_IN_BREAK; } #if 0 MINT_IN_CASE(MINT_ENDFILTER) ves_abort(); MINT_IN_BREAK; #endif MINT_IN_CASE(MINT_INITOBJ) --sp; memset (sp->data.vt, 0, READ32(ip + 1)); ip += 3; MINT_IN_BREAK; MINT_IN_CASE(MINT_CPBLK) sp -= 3; if (!sp [0].data.p || !sp [1].data.p) THROW_EX (mono_get_exception_null_reference(), ip - 1); ++ip; /* FIXME: value and size may be int64... */ memcpy (sp [0].data.p, sp [1].data.p, sp [2].data.i); MINT_IN_BREAK; #if 0 MINT_IN_CASE(MINT_CONSTRAINED_) { guint32 token; /* FIXME: implement */ ++ip; token = READ32 (ip); ip += 2; MINT_IN_BREAK; } #endif MINT_IN_CASE(MINT_INITBLK) sp -= 3; if (!sp [0].data.p) THROW_EX (mono_get_exception_null_reference(), ip - 1); ++ip; /* FIXME: value and size may be int64... */ memset (sp [0].data.p, sp [1].data.i, sp [2].data.i); MINT_IN_BREAK; #if 0 MINT_IN_CASE(MINT_NO_) /* FIXME: implement */ ip += 2; MINT_IN_BREAK; #endif MINT_IN_CASE(MINT_RETHROW) /* * need to clarify what this should actually do: * start the search from the last found handler in * this method or continue in the caller or what. * Also, do we need to run finally/fault handlers after a retrow? * Well, this implementation will follow the usual search * for an handler, considering the current ip as throw spot. * We need to NULL frame->ex_handler for the later code to * actually run the new found handler. */ frame->ex_handler = NULL; THROW_EX (frame->ex, ip - 1); MINT_IN_BREAK; MINT_IN_DEFAULT g_print ("Unimplemented opcode: %04x %s at 0x%x\n", *ip, mono_interp_opname[*ip], ip-rtm->code); THROW_EX (mono_get_exception_execution_engine ("Unimplemented opcode"), ip); } } g_assert_not_reached (); /* * Exception handling code. * The exception object is stored in frame->ex. */ handle_exception: { int i; guint32 ip_offset; MonoInvocation *inv; MonoExceptionClause *clause; /*char *message;*/ MonoObject *ex_obj; #if DEBUG_INTERP if (tracing) g_print ("* Handling exception '%s' at IL_%04x\n", frame->ex == NULL ? "** Unknown **" : mono_object_class (frame->ex)->name, rtm == NULL ? 0 : frame->ip - rtm->code); #endif if (die_on_exception) goto die_on_ex; for (inv = frame; inv; inv = inv->parent) { MonoMethod *method; if (inv->runtime_method == NULL) continue; method = inv->runtime_method->method; if (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) continue; if (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME)) continue; if (inv->ip == NULL) continue; ip_offset = inv->ip - inv->runtime_method->code; inv->ex_handler = NULL; /* clear this in case we are trhowing an exception while handling one - this one wins */ for (i = 0; i < inv->runtime_method->num_clauses; ++i) { clause = &inv->runtime_method->clauses [i]; if (clause->flags <= 1 && MONO_OFFSET_IN_CLAUSE (clause, ip_offset)) { if (!clause->flags) { MonoObject *isinst_obj = mono_object_isinst_checked ((MonoObject*)frame->ex, clause->data.catch_class, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (isinst_obj) { /* * OK, we found an handler, now we need to execute the finally * and fault blocks before branching to the handler code. */ inv->ex_handler = clause; #if DEBUG_INTERP if (tracing) g_print ("* Found handler at '%s'\n", method->name); #endif goto handle_finally; } } else { g_error ("FIXME: handle filter clause"); } } } } /* * If we get here, no handler was found: print a stack trace. */ for (inv = frame; inv; inv = inv->parent) { if (inv->invoke_trap) goto handle_finally; } die_on_ex: ex_obj = (MonoObject*)frame->ex; MonoJitTlsData *jit_tls = (MonoJitTlsData *) mono_tls_get_jit_tls (); jit_tls->abort_func (ex_obj); g_assert_not_reached (); } handle_finally: { int i; guint32 ip_offset; MonoExceptionClause *clause; GSList *old_list = finally_ips; MonoMethod *method = frame->runtime_method->method; MonoMethodHeader *header = mono_method_get_header_checked (method, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ #if DEBUG_INTERP if (tracing) g_print ("* Handle finally IL_%04x\n", endfinally_ip == NULL ? 0 : endfinally_ip - rtm->code); #endif if (rtm == NULL || (method->flags & METHOD_ATTRIBUTE_PINVOKE_IMPL) || (method->iflags & (METHOD_IMPL_ATTRIBUTE_INTERNAL_CALL | METHOD_IMPL_ATTRIBUTE_RUNTIME))) { goto exit_frame; } ip_offset = frame->ip - rtm->code; if (endfinally_ip != NULL) finally_ips = g_slist_prepend(finally_ips, (void *)endfinally_ip); for (i = 0; i < header->num_clauses; ++i) if (frame->ex_handler == &rtm->clauses [i]) break; while (i > 0) { --i; clause = &rtm->clauses [i]; if (MONO_OFFSET_IN_CLAUSE (clause, ip_offset) && (endfinally_ip == NULL || !(MONO_OFFSET_IN_CLAUSE (clause, endfinally_ip - rtm->code)))) { if (clause->flags == MONO_EXCEPTION_CLAUSE_FINALLY) { ip = rtm->code + clause->handler_offset; finally_ips = g_slist_prepend (finally_ips, (gpointer) ip); #if DEBUG_INTERP if (tracing) g_print ("* Found finally at IL_%04x with exception: %s\n", clause->handler_offset, frame->ex? "yes": "no"); #endif } } } endfinally_ip = NULL; if (old_list != finally_ips && finally_ips) { ip = finally_ips->data; finally_ips = g_slist_remove (finally_ips, ip); sp = frame->stack; /* spec says stack should be empty at endfinally so it should be at the start too */ goto main_loop; } /* * If an exception is set, we need to execute the fault handler, too, * otherwise, we continue normally. */ if (frame->ex) goto handle_fault; ves_abort(); } handle_fault: { int i; guint32 ip_offset; MonoExceptionClause *clause; MonoMethod *method = frame->runtime_method->method; MonoMethodHeader *header = mono_method_get_header_checked (method, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ #if DEBUG_INTERP if (tracing) g_print ("* Handle fault\n"); #endif ip_offset = frame->ip - rtm->code; for (i = 0; i < header->num_clauses; ++i) { clause = &rtm->clauses [i]; if (clause->flags == MONO_EXCEPTION_CLAUSE_FAULT && MONO_OFFSET_IN_CLAUSE (clause, ip_offset)) { ip = rtm->code + clause->handler_offset; #if DEBUG_INTERP if (tracing) g_print ("* Executing handler at IL_%04x\n", clause->handler_offset); #endif goto main_loop; } } /* * If the handler for the exception was found in this method, we jump * to it right away, otherwise we return and let the caller run * the finally, fault and catch blocks. * This same code should be present in the endfault opcode, but it * is corrently not assigned in the ECMA specs: LAMESPEC. */ if (frame->ex_handler) { #if DEBUG_INTERP if (tracing) g_print ("* Executing handler at IL_%04x\n", frame->ex_handler->handler_offset); #endif ip = rtm->code + frame->ex_handler->handler_offset; sp = frame->stack; vt_sp = (unsigned char *) sp + rtm->stack_size; sp->data.p = frame->ex; ++sp; goto main_loop; } goto exit_frame; } exit_frame: DEBUG_LEAVE (); } void ves_exec_method (MonoInvocation *frame) { ThreadContext *context = mono_native_tls_get_value (thread_context_id); ThreadContext context_struct; MonoError error; jmp_buf env; frame->ex = NULL; if (setjmp(env)) { mono_unhandled_exception ((MonoObject*)frame->ex); return; } if (context == NULL) { context = &context_struct; context_struct.domain = mono_domain_get (); context_struct.base_frame = frame; context_struct.current_frame = NULL; context_struct.env_frame = frame; context_struct.current_env = &env; context_struct.search_for_handler = 0; context_struct.managed_code = 0; mono_native_tls_set_value (thread_context_id, context); } frame->ip = NULL; frame->parent = context->current_frame; frame->runtime_method = mono_interp_get_runtime_method (context->domain, frame->method, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ context->managed_code = 1; ves_exec_method_with_context (frame, context); context->managed_code = 0; if (frame->ex) { if (context != &context_struct && context->current_env) { context->env_frame->ex = frame->ex; longjmp (*context->current_env, 1); } else mono_unhandled_exception ((MonoObject*)frame->ex); } if (context->base_frame == frame) mono_native_tls_set_value (thread_context_id, NULL); else context->current_frame = frame->parent; } static int ves_exec (MonoDomain *domain, MonoAssembly *assembly, int argc, char *argv[]) { MonoImage *image = mono_assembly_get_image (assembly); MonoMethod *method; MonoError error; int rval; method = mono_get_method_checked (image, mono_image_get_entry_point (image), NULL, NULL, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ if (!method) g_error ("No entry point method found in %s", mono_image_get_filename (image)); rval = mono_runtime_run_main_checked (method, argc, argv, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ return rval; } static void usage (void) { fprintf (stderr, "mint %s, the Mono ECMA CLI interpreter, (C) 2001, 2002 Ximian, Inc.\n\n" "Usage is: mint [options] executable args...\n\n", VERSION); fprintf (stderr, "Runtime Debugging:\n" #ifdef DEBUG_INTERP " --debug\n" #endif " --dieonex\n" " --noptr\t\t\tdon't print pointer addresses in trace output\n" " --opcode-count\n" " --print-vtable\n" " --traceclassinit\n" "\n" "Development:\n" " --debug method_name\n" " --profile\n" " --trace\n" " --traceops\n" " --regression\n" "\n" "Runtime:\n" " --config filename load the specified config file instead of the default\n" " --workers n maximum number of worker threads\n" ); exit (1); } static MonoBoolean interp_ves_icall_get_frame_info (gint32 skip, MonoBoolean need_file_info, MonoReflectionMethod **method, gint32 *iloffset, gint32 *native_offset, MonoString **file, gint32 *line, gint32 *column) { ThreadContext *context = mono_native_tls_get_value (thread_context_id); MonoInvocation *inv = context->current_frame; MonoError error; int i; for (i = 0; inv && i < skip; inv = inv->parent) if (inv->runtime_method != NULL) ++i; if (iloffset) *iloffset = 0; if (native_offset) *native_offset = 0; if (method) { if (inv == NULL) { *method = NULL; } else { *method = mono_method_get_object_checked (context->domain, inv->runtime_method->method, NULL, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ } } if (line) *line = 0; if (need_file_info) { if (column) *column = 0; if (file) *file = mono_string_new (mono_domain_get (), "unknown"); } return TRUE; } static MonoArray * interp_ves_icall_get_trace (MonoException *exc, gint32 skip, MonoBoolean need_file_info) { MonoDomain *domain = mono_domain_get (); MonoArray *res; MonoArray *ta = exc->trace_ips; MonoError error; int i, len; if (ta == NULL) { /* Exception is not thrown yet */ MonoArray *array = mono_array_new_checked (domain, mono_defaults.stack_frame_class, 0, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ return array; } len = mono_array_length (ta); res = mono_array_new_checked (domain, mono_defaults.stack_frame_class, len > skip ? len - skip : 0, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ for (i = skip; i < len / 2; i++) { MonoStackFrame *sf = (MonoStackFrame *)mono_object_new_checked (domain, mono_defaults.stack_frame_class, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ gushort *ip = mono_array_get (ta, gpointer, 2 * i + 1); RuntimeMethod *rtm = mono_array_get (ta, gpointer, 2 * i); if (rtm != NULL) { sf->method = mono_method_get_object_checked (domain, rtm->method, NULL, &error); mono_error_cleanup (&error); /* FIXME: don't swallow the error */ sf->native_offset = ip - rtm->code; } #if 0 sf->il_offset = mono_debug_il_offset_from_address (ji->method, sf->native_offset, domain); if (need_file_info) { gchar *filename; filename = mono_debug_source_location_from_address (ji->method, sf->native_offset, &sf->line, domain); sf->filename = filename? mono_string_new (domain, filename): NULL; sf->column = 0; g_free (filename); } #endif mono_array_set (res, gpointer, i, sf); } return res; } void mono_interp_init () { mono_native_tls_alloc (&thread_context_id, NULL); mono_native_tls_set_value (thread_context_id, NULL); mono_os_mutex_init_recursive (&create_method_pointer_mutex); mono_interp_transform_init (); } typedef int (*TestMethod) (void); static void interp_regression_step (MonoImage *image, int verbose, int *total_run, int *total, GTimer *timer, MonoDomain *domain) { int result, expected, failed, cfailed, run; double elapsed, transform_time; int i; MonoObject *result_obj; static gboolean filter_method_init = FALSE; static const char *filter_method = NULL; g_print ("Test run: image=%s\n", mono_image_get_filename (image)); cfailed = failed = run = 0; transform_time = elapsed = 0.0; g_timer_start (timer); for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) { MonoObject *exc = NULL; MonoError error; MonoMethod *method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error); if (!method) { mono_error_cleanup (&error); /* FIXME don't swallow the error */ continue; } if (!filter_method_init) { filter_method = g_getenv ("INTERP_FILTER_METHOD"); filter_method_init = TRUE; } gboolean filter = FALSE; if (filter_method) { const char *name = filter_method; if ((strchr (name, '.') > name) || strchr (name, ':')) { MonoMethodDesc *desc = mono_method_desc_new (name, TRUE); filter = mono_method_desc_full_match (desc, method); mono_method_desc_free (desc); } else { filter = strcmp (method->name, name) == 0; } } else { /* no filter, check for `Category' attribute on method */ filter = TRUE; MonoCustomAttrInfo* ainfo = mono_custom_attrs_from_method_checked (method, &error); mono_error_cleanup (&error); if (ainfo) { int j; for (j = 0; j < ainfo->num_attrs && filter; ++j) { MonoCustomAttrEntry *centry = &ainfo->attrs [j]; if (centry->ctor == NULL) continue; MonoClass *klass = centry->ctor->klass; if (strcmp (klass->name, "CategoryAttribute")) continue; MonoObject *obj = mono_custom_attrs_get_attr_checked (ainfo, klass, &error); /* FIXME: there is an ordering problem if there're multiple attributes, do this instead: * MonoObject *obj = create_custom_attr (ainfo->image, centry->ctor, centry->data, centry->data_size, &error); */ mono_error_cleanup (&error); MonoMethod *getter = mono_class_get_method_from_name (klass, "get_Category", -1); MonoObject *str = mono_interp_runtime_invoke (getter, obj, NULL, &exc, &error); mono_error_cleanup (&error); char *utf8_str = mono_string_to_utf8_checked ((MonoString *) str, &error); mono_error_cleanup (&error); if (!strcmp (utf8_str, "!INTERPRETER")) { g_print ("skip %s...\n", method->name); filter = FALSE; } } } } if (strncmp (method->name, "test_", 5) == 0 && filter) { MonoError interp_error; MonoObject *exc = NULL; result_obj = mono_interp_runtime_invoke (method, NULL, NULL, &exc, &interp_error); if (!mono_error_ok (&interp_error)) { cfailed++; g_print ("Test '%s' execution failed.\n", method->name); } else if (exc != NULL) { g_print ("Exception in Test '%s' occured:\n", method->name); mono_object_describe (exc); run++; failed++; } else { result = *(gint32 *) mono_object_unbox (result_obj); expected = atoi (method->name + 5); // FIXME: oh no. run++; if (result != expected) { failed++; g_print ("Test '%s' failed result (got %d, expected %d).\n", method->name, result, expected); } } } } g_timer_stop (timer); elapsed = g_timer_elapsed (timer, NULL); if (failed > 0 || cfailed > 0){ g_print ("Results: total tests: %d, failed: %d, cfailed: %d (pass: %.2f%%)\n", run, failed, cfailed, 100.0*(run-failed-cfailed)/run); } else { g_print ("Results: total tests: %d, all pass \n", run); } g_print ("Elapsed time: %f secs (%f, %f)\n\n", elapsed, elapsed - transform_time, transform_time); *total += failed + cfailed; *total_run += run; } static int interp_regression (MonoImage *image, int verbose, int *total_run) { MonoMethod *method; GTimer *timer = g_timer_new (); MonoDomain *domain = mono_domain_get (); guint32 i; int total; /* load the metadata */ for (i = 0; i < mono_image_get_table_rows (image, MONO_TABLE_METHOD); ++i) { MonoError error; method = mono_get_method_checked (image, MONO_TOKEN_METHOD_DEF | (i + 1), NULL, NULL, &error); if (!method) { mono_error_cleanup (&error); continue; } mono_class_init (method->klass); } total = 0; *total_run = 0; interp_regression_step (image, verbose, total_run, &total, timer, domain); g_timer_destroy (timer); return total; } int mono_interp_regression_list (int verbose, int count, char *images []) { int i, total, total_run, run; total_run = total = 0; for (i = 0; i < count; ++i) { MonoAssembly *ass = mono_assembly_open_predicate (images [i], FALSE, FALSE, NULL, NULL, NULL); if (!ass) { g_warning ("failed to load assembly: %s", images [i]); continue; } total += interp_regression (mono_assembly_get_image (ass), verbose, &run); total_run += run; } if (total > 0) { g_print ("Overall results: tests: %d, failed: %d (pass: %.2f%%)\n", total_run, total, 100.0*(total_run-total)/total_run); } else { g_print ("Overall results: tests: %d, 100%% pass\n", total_run); } return total; }