`th` -> `ec` for some functions.

* vm.c (rb_vm_get_binding_creatable_next_cfp): accepts `ec` instead of `th`.

* vm.c (rb_vm_stack_to_heap): ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@60508 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

cont.c

@@ -606,7 +606,7 @@ cont_capture(volatile int *volatile stat)
     const rb_execution_context_t *ec = th->ec;
 
     THREAD_MUST_BE_RUNNING(th);
-    rb_vm_stack_to_heap(th);
+    rb_vm_stack_to_heap(th->ec);
     cont = cont_new(rb_cContinuation);
     contval = cont->self;
 

safe.c

@@ -82,7 +82,7 @@ safe_setter(VALUE val)
     }
 
     /* block parameters */
-    rb_vm_stack_to_heap(th);
+    rb_vm_stack_to_heap(th->ec);
 
     th->ec->safe_level = level;
 }

vm.c

@@ -483,9 +483,9 @@ vm_set_main_stack(rb_execution_context_t *ec, const rb_iseq_t *iseq)
 }
 
 rb_control_frame_t *
-rb_vm_get_binding_creatable_next_cfp(const rb_thread_t *th, const rb_control_frame_t *cfp)
+rb_vm_get_binding_creatable_next_cfp(const rb_execution_context_t *ec, const rb_control_frame_t *cfp)
 {
-    while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(th->ec, cfp)) {
+    while (!RUBY_VM_CONTROL_FRAME_STACK_OVERFLOW_P(ec, cfp)) {
 	if (cfp->iseq) {
 	    return (rb_control_frame_t *)cfp;
 	}
@@ -729,11 +729,11 @@ vm_make_env_object(const rb_execution_context_t *ec, rb_control_frame_t *cfp)
 }
 
 void
-rb_vm_stack_to_heap(rb_thread_t *th)
+rb_vm_stack_to_heap(rb_execution_context_t *ec)
 {
-    rb_control_frame_t *cfp = th->ec->cfp;
-    while ((cfp = rb_vm_get_binding_creatable_next_cfp(th, cfp)) != 0) {
-	vm_make_env_object(th->ec, cfp);
+    rb_control_frame_t *cfp = ec->cfp;
+    while ((cfp = rb_vm_get_binding_creatable_next_cfp(ec, cfp)) != 0) {
+	vm_make_env_object(ec, cfp);
 	cfp = RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp);
     }
 }
@@ -895,7 +895,7 @@ rb_vm_make_proc_lambda(const rb_execution_context_t *ec, const struct rb_capture
 VALUE
 rb_vm_make_binding(rb_thread_t *th, const rb_control_frame_t *src_cfp)
 {
-    rb_control_frame_t *cfp = rb_vm_get_binding_creatable_next_cfp(th, src_cfp);
+    rb_control_frame_t *cfp = rb_vm_get_binding_creatable_next_cfp(th->ec, src_cfp);
     rb_control_frame_t *ruby_level_cfp = rb_vm_get_ruby_level_next_cfp(th->ec, src_cfp);
     VALUE bindval, envval;
     rb_binding_t *bind;
@@ -909,7 +909,7 @@ rb_vm_make_binding(rb_thread_t *th, const rb_control_frame_t *src_cfp)
 	if (cfp == ruby_level_cfp) {
 	    break;
 	}
-	cfp = rb_vm_get_binding_creatable_next_cfp(th, RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp));
+	cfp = rb_vm_get_binding_creatable_next_cfp(th->ec, RUBY_VM_PREVIOUS_CONTROL_FRAME(cfp));
     }
 
     bindval = rb_binding_alloc(rb_cBinding);

vm_core.h

@@ -1541,10 +1541,10 @@ rb_vm_living_threads_remove(rb_vm_t *vm, rb_thread_t *th)
 
 typedef int rb_backtrace_iter_func(void *, VALUE, int, VALUE);
 rb_control_frame_t *rb_vm_get_ruby_level_next_cfp(const rb_execution_context_t *ec, const rb_control_frame_t *cfp);
-rb_control_frame_t *rb_vm_get_binding_creatable_next_cfp(const rb_thread_t *th, const rb_control_frame_t *cfp);
+rb_control_frame_t *rb_vm_get_binding_creatable_next_cfp(const rb_execution_context_t *th, const rb_control_frame_t *cfp);
 int rb_vm_get_sourceline(const rb_control_frame_t *);
 VALUE rb_name_err_mesg_new(VALUE mesg, VALUE recv, VALUE method);
-void rb_vm_stack_to_heap(rb_thread_t *th);
+void rb_vm_stack_to_heap(rb_execution_context_t *ec);
 void ruby_thread_init_stack(rb_thread_t *th);
 int rb_vm_control_frame_id_and_class(const rb_control_frame_t *cfp, ID *idp, ID *called_idp, VALUE *klassp);
 void rb_vm_rewind_cfp(rb_execution_context_t *ec, rb_control_frame_t *cfp);

vm_trace.c

@@ -807,7 +807,7 @@ VALUE
 rb_tracearg_binding(rb_trace_arg_t *trace_arg)
 {
     rb_control_frame_t *cfp;
-    cfp = rb_vm_get_binding_creatable_next_cfp(trace_arg->th, trace_arg->cfp);
+    cfp = rb_vm_get_binding_creatable_next_cfp(trace_arg->th->ec, trace_arg->cfp);
 
     if (cfp) {
 	return rb_vm_make_binding(trace_arg->th, cfp);