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NODE markability should not change by nd_set_type

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Nobuyoshi Nakada 2021-01-14 15:42:45 +09:00
parent e1fee7f949
commit c060bdc2b4
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GPG key ID: 7CD2805BFA3770C6
Notes: git 2021-01-14 16:59:48 +09:00
2 changed files with 37 additions and 6 deletions
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31
node.c
View file

@ -1139,7 +1139,7 @@ void
rb_node_init(NODE *n, enum node_type type, VALUE a0, VALUE a1, VALUE a2)
{
n->flags = T_NODE;
nd_set_type(n, type);
nd_init_type(n, type);
n->u1.value = a0;
n->u2.value = a1;
n->u3.value = a2;
@ -1238,10 +1238,10 @@ ast_newnode_in_bucket(node_buffer_list_t *nb)
return &nb->head->buf[nb->idx++];
}
NODE *
rb_ast_newnode(rb_ast_t *ast, enum node_type type)
RBIMPL_ATTR_PURE()
static bool
nodetype_markable_p(enum node_type type)
{
node_buffer_t *nb = ast->node_buffer;
switch (type) {
case NODE_MATCH:
case NODE_LIT:
@ -1254,9 +1254,28 @@ rb_ast_newnode(rb_ast_t *ast, enum node_type type)
case NODE_ARGS:
case NODE_ARYPTN:
case NODE_FNDPTN:
return ast_newnode_in_bucket(&nb->markable);
return true;
default:
return ast_newnode_in_bucket(&nb->unmarkable);
return false;
}
}
NODE *
rb_ast_newnode(rb_ast_t *ast, enum node_type type)
{
node_buffer_t *nb = ast->node_buffer;
node_buffer_list_t *bucket =
(nodetype_markable_p(type) ? &nb->markable : &nb->unmarkable);
return ast_newnode_in_bucket(bucket);
}
void
rb_ast_node_type_change(NODE *n, enum node_type type)
{
enum node_type old_type = nd_type(n);
if (nodetype_markable_p(old_type) != nodetype_markable_p(type)) {
rb_bug("node type changed: %s -> %s",
ruby_node_name(old_type), ruby_node_name(type));
}
}

12
node.h
View file

@ -187,6 +187,8 @@ typedef struct RNode {
#define nd_type(n) ((int) (((n)->flags & NODE_TYPEMASK)>>NODE_TYPESHIFT))
#define nd_set_type(n,t) \
rb_node_set_type(n, t)
#define nd_init_type(n,t) \
(n)->flags=(((n)->flags&~NODE_TYPEMASK)|((((unsigned long)(t))<<NODE_TYPESHIFT)&NODE_TYPEMASK))
#define NODE_LSHIFT (NODE_TYPESHIFT+7)
@ -471,9 +473,19 @@ void *rb_parser_realloc(struct parser_params *, void *, size_t);
void *rb_parser_calloc(struct parser_params *, size_t, size_t);
void rb_parser_free(struct parser_params *, void *);
PRINTF_ARGS(void rb_parser_printf(struct parser_params *parser, const char *fmt, ...), 2, 3);
void rb_ast_node_type_change(NODE *n, enum node_type type);
RUBY_SYMBOL_EXPORT_END
static inline VALUE
rb_node_set_type(NODE *n, enum node_type t)
{
#if RUBY_DEBUG
rb_ast_node_type_change(n, t);
#endif
return nd_init_type(n, t);
}
#if defined(__cplusplus)
#if 0
{ /* satisfy cc-mode */