diff options
Diffstat (limited to 'thread.c')
-rw-r--r-- | thread.c | 28 |
1 files changed, 26 insertions, 2 deletions
@@ -695,6 +695,17 @@ thread_do_start(rb_thread_t *th) } void rb_ec_clear_current_thread_trace_func(const rb_execution_context_t *ec); +rb_control_frame_t * +rb_vm_push_frame(rb_execution_context_t *sec, + const rb_iseq_t *iseq, + VALUE type, + VALUE self, + VALUE specval, + VALUE cref_or_me, + const VALUE *pc, + VALUE *sp, + int local_size, + int stack_max); static int thread_start_func_2(rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_start) @@ -703,9 +714,22 @@ thread_start_func_2(rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_s rb_thread_list_t *join_list; rb_thread_t *main_th; VALUE errinfo = Qnil; + size_t vm_stack_size = th->vm->default_params.thread_vm_stack_size; - if (th == th->vm->main_thread) - rb_bug("thread_start_func_2 must not be used for main thread"); + if (th == th->vm->main_thread) { + rb_bug("thread_start_func_2 must not be used for main thread"); + } + + rb_ec_set_vm_stack(th->ec, alloca(vm_stack_size), vm_stack_size / sizeof(VALUE)); + th->ec->cfp = (void *)(th->ec->vm_stack + th->ec->vm_stack_size); + + rb_vm_push_frame(th->ec, + 0 /* dummy iseq */, + VM_FRAME_MAGIC_DUMMY | VM_ENV_FLAG_LOCAL | VM_FRAME_FLAG_FINISH | VM_FRAME_FLAG_CFRAME /* dummy frame */, + Qnil /* dummy self */, VM_BLOCK_HANDLER_NONE /* dummy block ptr */, + 0 /* dummy cref/me */, + 0 /* dummy pc */, th->ec->vm_stack, 0, 0 + ); ruby_thread_set_native(th); |