18248879785

Committed 04 Oct 2025 08:00PM UTC coverage: 92.739% (+0.02%) from 92.716%

Build # 18248879785

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push

github

Committed by

nickg

Commit Message

Improve type checking for Verilog binary operators

Run Details

21 of 22 new or added lines in 1 file covered. (95.45%)

197 existing lines in 6 files now uncovered.

74753 of 80606 relevant lines covered (92.74%)

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95.07

/src/vlog/vlog-node.c

//
//  Copyright (C) 2022-2025  Nick Gasson
//
//  This program is free software: you can redistribute it and/or modify
//  it under the terms of the GNU General Public License as published by
//  the Free Software Foundation, either version 3 of the License, or
//  (at your option) any later version.
//
//  This program is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//  GNU General Public License for more details.
//
//  You should have received a copy of the GNU General Public License
//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

#include "util.h"
#include "vlog/vlog-node.h"
#include "vlog/vlog-number.h"
#include "object.h"

#include <string.h>
#include <inttypes.h>
#include <stdlib.h>

static const imask_t has_map[V_LAST_NODE_KIND] = {
   // V_MODULE
   (I_IDENT | I_PORTS | I_STMTS | I_DECLS | I_IDENT2),

   // V_PORT_DECL
   (I_IDENT | I_SUBKIND | I_IDENT2 | I_REF | I_RANGES | I_TYPE | I_VALUE),

   // V_REF
   (I_IDENT | I_REF),

   // V_ALWAYS
   (I_IDENT | I_SUBKIND | I_STMTS),

   // V_TIMING
   (I_VALUE | I_STMTS),

   // V_NBASSIGN
   (I_TARGET | I_VALUE | I_DELAY),

   // V_EVENT
   (I_SUBKIND | I_VALUE),

   // V_INITIAL
   (I_IDENT | I_STMTS),

   // V_BLOCK
   (I_IDENT | I_DECLS | I_STMTS),

   // V_SYS_TCALL
   (I_IDENT | I_PARAMS),

   // V_STRING
   (I_NUMBER),

   // V_NUMBER
   (I_NUMBER),

   // V_NET_DECL
   (I_IDENT | I_SUBKIND | I_TYPE | I_RANGES | I_VALUE),

   // V_ASSIGN
   (I_TARGET | I_VALUE | I_IDENT | I_DELAY),

   // V_DIMENSION
   (I_SUBKIND | I_LEFT | I_RIGHT),

   // V_IF
   (I_CONDS),

   // V_COND
   (I_VALUE | I_STMTS),

   // V_VAR_DECL
   (I_IDENT | I_TYPE | I_RANGES | I_VALUE),

   // V_DELAY_CONTROL
   (I_VALUE),

   // V_BINARY
   (I_LEFT | I_RIGHT | I_SUBKIND),

   // V_BASSIGN
   (I_TARGET | I_VALUE | I_DELAY),

   // V_UNARY
   (I_VALUE | I_SUBKIND),

   // V_GATE_INST
   (I_SUBKIND | I_PARAMS | I_IDENT | I_REF | I_TARGET),

   // V_STRENGTH
   (I_SUBKIND),

   // V_MOD_INST
   (I_IDENT | I_PARAMS),

   // V_BIT_SELECT
   (I_VALUE | I_PARAMS),

   // V_SYS_FCALL
   (I_IDENT | I_PARAMS),

   // V_FOREVER
   (I_STMTS),

   // V_SPECIFY
   (I_DECLS),

   // V_PRIMITIVE
   (I_IDENT | I_IDENT2 | I_PORTS | I_DECLS | I_STMTS),

   // V_UDP_TABLE
   (I_IDENT | I_PARAMS | I_SUBKIND | I_STMTS),

   // V_UDP_ENTRY
   (I_PARAMS),

   // V_DATA_TYPE
   (I_SUBKIND | I_RANGES),

   // V_TYPE_DECL
   (I_IDENT | I_TYPE),

   // V_ENUM_DECL
   (I_IDENT | I_TYPE | I_RANGES | I_DECLS),

   // V_ENUM_NAME
   (I_IDENT | I_TYPE | I_VALUE),

   // V_UNION_DECL
   (I_IDENT | I_DECLS),

   // V_STRUCT_DECL
   (I_IDENT | I_DECLS),

   // V_EVENT_CONTROL
   (I_PARAMS),

   // V_EMPTY
   (0),

   // V_REPEAT
   (I_VALUE | I_STMTS),

   // V_WHILE
   (I_VALUE | I_STMTS),

   // V_DO_WHILE
   (I_VALUE | I_STMTS),

   // V_TASK_DECL
   (I_IDENT | I_IDENT2 | I_STMTS | I_DECLS | I_PORTS),

   // V_FUNC_DECL
   (I_IDENT | I_IDENT2 | I_STMTS | I_DECLS | I_TYPE | I_PORTS),

   // V_WAIT
   (I_VALUE | I_STMTS),

   // V_PARAM_DECL
   (I_IDENT | I_VALUE | I_TYPE),

   // V_COND_EXPR
   (I_VALUE | I_LEFT | I_RIGHT),

   // V_REAL
   (I_DVAL),

   // V_CONCAT
   (I_PARAMS | I_VALUE),

   // V_FOR_LOOP
   (I_LEFT | I_VALUE | I_RIGHT | I_STMTS),

   // V_FOR_INIT
   (I_DECLS | I_STMTS),

   // V_FOR_STEP
   (I_STMTS),

   // V_PREFIX
   (I_TARGET | I_SUBKIND),

   // V_POSTFIX
   (I_TARGET | I_SUBKIND),

   // V_LOCALPARAM
   (I_IDENT | I_VALUE | I_TYPE),

   // V_CASE
   (I_SUBKIND | I_VALUE | I_STMTS),

   // V_CASE_ITEM
   (I_PARAMS | I_STMTS),

   // V_INST_LIST
   (I_PARAMS | I_STMTS | I_IDENT),

   // V_PARAM_ASSIGN
   (I_IDENT | I_VALUE),

   // V_INST_BODY
   (I_IDENT | I_IDENT2 | I_PORTS | I_STMTS | I_DECLS),

   // V_PORT_CONN
   (I_IDENT | I_VALUE),

   // V_PART_SELECT
   (I_SUBKIND | I_VALUE | I_LEFT | I_RIGHT),

   // V_IF_GENERATE
   (I_CONDS),

   // V_EVENT_TRIGGER
   (I_IDENT),

   // V_USER_FCALL
   (I_IDENT | I_REF | I_PARAMS),

   // V_UDP_LEVEL
   (I_SUBKIND | I_IVAL),

   // V_UDP_EDGE
   (I_SUBKIND | I_LEFT | I_RIGHT),

   // V_SPECPARAM
   (I_IDENT | I_VALUE),

   // V_FORK
   (I_IDENT | I_DECLS | I_STMTS),

   // V_ATTR_INST
   (0),

   // V_USER_TCALL
   (I_IDENT | I_REF | I_PARAMS),

   // V_VOID_CALL
   (I_VALUE),

   // V_GENVAR_DECL
   (I_IDENT | I_TYPE),

   // V_FOR_GENERATE
   (I_LEFT | I_VALUE | I_RIGHT | I_STMTS),

   // V_DEASSIGN
   (I_TARGET),

   // V_FORCE
   (I_TARGET | I_VALUE),

   // V_RELEASE
   (I_TARGET | I_VALUE),

   // V_DISABLE
   (I_IDENT),

   // V_HIER_REF
   (I_IDENT | I_IDENT2 | I_REF),

   // V_TF_PORT_DECL
   (I_IDENT | I_SUBKIND | I_RANGES | I_TYPE | I_VALUE),

   // V_RETURN
   (I_REF | I_VALUE),

   // V_OP_ASSIGN
   (I_TARGET | I_SUBKIND | I_VALUE),

   // V_MEMBER_REF
   (I_VALUE | I_IDENT | I_REF),

   // V_PACKAGE
   (I_DECLS | I_IDENT | I_IDENT2),

   // V_MIN_TYP_MAX
   (I_LEFT | I_VALUE | I_RIGHT),

   // V_PROGRAM
   (I_IDENT | I_STMTS | I_DECLS | I_IDENT2),

   // V_CLASS_DECL
   (I_IDENT | I_IDENT2 | I_DECLS),

   // V_NULL
   (0),

   // V_CLASS_NEW
   (I_TYPE | I_PARAMS),

   // V_CONSTRUCTOR
   (I_IDENT | I_PARAMS | I_STMTS | I_DECLS),

   // V_SUPER_CALL
   (I_PARAMS),

   // V_IMPORT_DECL
   (I_IDENT | I_IDENT2),

   // V_NAMESPACE
   (I_DECLS),

   // V_DEFPARAM
   (I_TARGET | I_VALUE),
};

static const char *kind_text_map[V_LAST_NODE_KIND] = {
   "V_MODULE",        "V_PORT_DECL",   "V_REF",           "V_ALWAYS",
   "V_TIMING",        "V_NBASSIGN",    "V_EVENT",         "V_INITIAL",
   "V_BLOCK",         "V_SYS_TCALL",   "V_STRING",        "V_NUMBER",
   "V_NET_DECL",      "V_ASSIGN",      "V_DIMENSION",     "V_IF",
   "V_COND",          "V_VAR_DECL",    "V_DELAY_CONTROL", "V_BINARY",
   "V_BASSIGN",       "V_UNARY",       "V_GATE_INST",     "V_STRENGTH",
   "V_MOD_INST",      "V_BIT_SELECT",  "V_SYS_FCALL",     "V_FOREVER",
   "V_SPECIFY",       "V_PRIMITIVE",   "V_UDP_TABLE",     "V_UDP_ENTRY",
   "V_DATA_TYPE",     "V_TYPE_DECL",   "V_ENUM_DECL",     "V_ENUM_NAME",
   "V_UNION_DECL",    "V_STRUCT_DECL", "V_EVENT_CONTROL", "V_EMPTY",
   "V_REPEAT",        "V_WHILE",       "V_DO_WHILE",      "V_TASK_DECL",
   "V_FUNC_DECL",     "V_WAIT",        "V_PARAM_DECL",    "V_COND_EXPR",
   "V_REAL",          "V_CONCAT",      "V_FOR_LOOP",      "V_FOR_INIT",
   "V_FOR_STEP",      "V_PREFIX",      "V_POSTFIX",       "V_LOCALPARAM",
   "V_CASE",          "V_CASE_ITEM",   "V_INST_LIST",     "V_PARAM_ASSIGN",
   "V_INST_BODY",     "V_PORT_CONN",   "V_PART_SELECT",   "V_IF_GENERATE",
   "V_EVENT_TRIGGER", "V_USER_FCALL",  "V_UDP_LEVEL",     "V_UDP_EDGE",
   "V_SPECPARAM",     "V_FORK",        "V_ATTR_INST",     "V_USER_TCALL",
   "V_VOID_CALL",     "V_GENVAR_DECL", "V_FOR_GENERATE",  "V_DEASSIGN",
   "V_FORCE",         "V_RELEASE",     "V_DISABLE",       "V_HIER_REF",
   "V_TF_PORT_DECL",  "V_RETURN",      "V_OP_ASSIGN",     "V_MEMBER_REF",
   "V_PACKAGE",       "V_MIN_TYP_MAX", "V_PROGRAM",       "V_CLASS_DECL",
   "V_NULL",          "V_CLASS_NEW",   "V_CONSTRUCTOR",   "V_SUPER_CALL",
   "V_IMPORT_DECL",   "V_NAMESPACE",   "V_DEFPARAM",
};

static const change_allowed_t change_allowed[] = {
   { -1, -1 }
};

object_class_t vlog_object = {
   .name           = "vlog",
   .change_allowed = change_allowed,
   .has_map        = has_map,
   .kind_text_map  = kind_text_map,
   .tag            = OBJECT_TAG_VLOG,
   .last_kind      = V_LAST_NODE_KIND,
   .has_loc        = true,
   .gc_roots       = { V_MODULE, V_PRIMITIVE, V_PROGRAM, V_PACKAGE },
   .gc_num_roots   = 4,
};

struct _vlog_node {
   object_t object;
};

static inline vlog_node_t vlog_array_nth(item_t *item, unsigned n)
{
   object_t *o = obj_array_nth(item->obj_array, n);
   return container_of(o, struct _vlog_node, object);
}

static inline void vlog_array_add(item_t *item, vlog_node_t v)
{
   obj_array_add(&(item->obj_array), &(v->object));
}

vlog_node_t vlog_new(vlog_kind_t kind)
{
   object_t *o = object_new(NULL, &vlog_object, kind);
   return container_of(o, struct _vlog_node, object);
}

vlog_kind_t vlog_kind(vlog_node_t v)
{
   return v->object.kind;
}

const char *vlog_kind_str(vlog_kind_t kind)
{
   return kind_text_map[kind];
}

ident_t vlog_ident(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_IDENT);
   assert(item->ident != NULL);
   return item->ident;
}

void vlog_set_ident(vlog_node_t v, ident_t i)
{
   lookup_item(&vlog_object, v, I_IDENT)->ident = i;
}

bool vlog_has_ident(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_IDENT)->ident != NULL;
}

ident_t vlog_ident2(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_IDENT2);
   assert(item->ident != NULL);
   return item->ident;
}

bool vlog_has_ident2(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_IDENT2)->ident != NULL;
}

void vlog_set_ident2(vlog_node_t v, ident_t i)
{
   lookup_item(&vlog_object, v, I_IDENT2)->ident = i;
}

const loc_t *vlog_loc(vlog_node_t v)
{
   assert(v != NULL);
   return &(v->object.loc);
}

void vlog_set_loc(vlog_node_t v, const loc_t *loc)
{
   assert(v != NULL);
   assert(loc != NULL);
   v->object.loc = *loc;
}

vlog_node_t vlog_ref(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_REF);
   assert(item->object != NULL);
   return container_of(item->object, struct _vlog_node, object);
}

bool vlog_has_ref(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_REF)->object != NULL;
}

void vlog_set_ref(vlog_node_t v, vlog_node_t d)
{
   lookup_item(&vlog_object, v, I_REF)->object = &(d->object);
   object_write_barrier(&(v->object), &(d->object));
}

unsigned vlog_stmts(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_STMTS);
   return obj_array_count(item->obj_array);
}

vlog_node_t vlog_stmt(vlog_node_t v, unsigned n)
{
   item_t *item = lookup_item(&vlog_object, v, I_STMTS);
   return vlog_array_nth(item, n);
}

void vlog_add_stmt(vlog_node_t v, vlog_node_t s)
{
   assert(s != NULL);
   vlog_array_add(lookup_item(&vlog_object, v, I_STMTS), s);
   object_write_barrier(&(v->object), &(s->object));
}

unsigned vlog_ports(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_PORTS);
   return obj_array_count(item->obj_array);
}

vlog_node_t vlog_port(vlog_node_t v, unsigned n)
{
   item_t *item = lookup_item(&vlog_object, v, I_PORTS);
   return vlog_array_nth(item, n);
}

void vlog_add_port(vlog_node_t v, vlog_node_t p)
{
   assert(p != NULL);
   assert(p->object.kind == V_REF || p->object.kind == V_PORT_DECL
          || p->object.kind == V_TF_PORT_DECL);
   vlog_array_add(lookup_item(&vlog_object, v, I_PORTS), p);
   object_write_barrier(&(v->object), &(p->object));
}

unsigned vlog_params(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_PARAMS);
   return obj_array_count(item->obj_array);
}

vlog_node_t vlog_param(vlog_node_t v, unsigned n)
{
   item_t *item = lookup_item(&vlog_object, v, I_PARAMS);
   return vlog_array_nth(item, n);
}

void vlog_add_param(vlog_node_t v, vlog_node_t p)
{
   assert(p != NULL);
   vlog_array_add(lookup_item(&vlog_object, v, I_PARAMS), p);
   object_write_barrier(&(v->object), &(p->object));
}

unsigned vlog_ranges(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_RANGES);
   return obj_array_count(item->obj_array);
}

vlog_node_t vlog_range(vlog_node_t v, unsigned n)
{
   item_t *item = lookup_item(&vlog_object, v, I_RANGES);
   return vlog_array_nth(item, n);
}

void vlog_add_range(vlog_node_t v, vlog_node_t r)
{
   assert(r != NULL);
   assert(r->object.kind == V_DIMENSION);
   vlog_array_add(lookup_item(&vlog_object, v, I_RANGES), r);
   object_write_barrier(&(v->object), &(r->object));
}

unsigned vlog_decls(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_DECLS);
   return obj_array_count(item->obj_array);
}

vlog_node_t vlog_decl(vlog_node_t v, unsigned n)
{
   item_t *item = lookup_item(&vlog_object, v, I_DECLS);
   return vlog_array_nth(item, n);
}

void vlog_add_decl(vlog_node_t v, vlog_node_t d)
{
   assert(d != NULL);
   vlog_array_add(lookup_item(&vlog_object, v, I_DECLS), d);
   object_write_barrier(&(v->object), &(d->object));
}

unsigned vlog_conds(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_CONDS);
   return obj_array_count(item->obj_array);
}

vlog_node_t vlog_cond(vlog_node_t v, unsigned n)
{
   item_t *item = lookup_item(&vlog_object, v, I_CONDS);
   return vlog_array_nth(item, n);
}

void vlog_add_cond(vlog_node_t v, vlog_node_t c)
{
   assert(c != NULL && c->object.kind == V_COND);
   vlog_array_add(lookup_item(&vlog_object, v, I_CONDS), c);
   object_write_barrier(&(v->object), &(c->object));
}

unsigned vlog_subkind(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_SUBKIND)->ival;
}

void vlog_set_subkind(vlog_node_t v, unsigned sub)
{
   lookup_item(&vlog_object, v, I_SUBKIND)->ival = sub;
}

vlog_node_t vlog_value(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_VALUE);
   assert(item->object != NULL);
   return container_of(item->object, struct _vlog_node, object);
}

bool vlog_has_value(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_VALUE)->object != NULL;
}

void vlog_set_value(vlog_node_t v, vlog_node_t e)
{
   lookup_item(&vlog_object, v, I_VALUE)->object = &(e->object);
   object_write_barrier(&(v->object), &(e->object));
}

vlog_node_t vlog_target(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_TARGET);
   assert(item->object != NULL);
   return container_of(item->object, struct _vlog_node, object);
}

void vlog_set_target(vlog_node_t v, vlog_node_t e)
{
   lookup_item(&vlog_object, v, I_TARGET)->object = &(e->object);
   object_write_barrier(&(v->object), &(e->object));
}

vlog_node_t vlog_delay(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_DELAY);
   assert(item->object != NULL);
   return container_of(item->object, struct _vlog_node, object);
}

bool vlog_has_delay(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_DELAY)->object != NULL;
}

void vlog_set_delay(vlog_node_t v, vlog_node_t d)
{
   lookup_item(&vlog_object, v, I_DELAY)->object = &(d->object);
   object_write_barrier(&(v->object), &(d->object));
}

vlog_node_t vlog_type(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_TYPE);
   assert(item->object != NULL);
   return container_of(item->object, struct _vlog_node, object);
}

bool vlog_has_type(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_TYPE)->object != NULL;
}

void vlog_set_type(vlog_node_t v, vlog_node_t t)
{
   lookup_item(&vlog_object, v, I_TYPE)->object = &(t->object);
   object_write_barrier(&(v->object), &(t->object));
}

number_t vlog_number(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_NUMBER)->number;
}

void vlog_set_number(vlog_node_t v, number_t n)
{
   lookup_item(&vlog_object, v, I_NUMBER)->number = n;
}

vlog_node_t vlog_left(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_LEFT);
   assert(item->object != NULL);
   return container_of(item->object, struct _vlog_node, object);
}

void vlog_set_left(vlog_node_t v, vlog_node_t e)
{
   lookup_item(&vlog_object, v, I_LEFT)->object = &(e->object);
   object_write_barrier(&(v->object), &(e->object));
}

vlog_node_t vlog_right(vlog_node_t v)
{
   item_t *item = lookup_item(&vlog_object, v, I_RIGHT);
   assert(item->object != NULL);
   return container_of(item->object, struct _vlog_node, object);
}

void vlog_set_right(vlog_node_t v, vlog_node_t e)
{
   lookup_item(&vlog_object, v, I_RIGHT)->object = &(e->object);
   object_write_barrier(&(v->object), &(e->object));
}

double vlog_dval(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_DVAL)->dval;
}

void vlog_set_dval(vlog_node_t v, double d)
{
   lookup_item(&vlog_object, v, I_DVAL)->dval = d;
}

int64_t vlog_ival(vlog_node_t v)
{
   return lookup_item(&vlog_object, v, I_IVAL)->ival;
}

void vlog_set_ival(vlog_node_t v, int64_t i)
{
   lookup_item(&vlog_object, v, I_IVAL)->ival = i;
}

void vlog_visit(vlog_node_t v, vlog_visit_fn_t fn, void *context)
{
   vlog_visit_only(v, fn, context, V_LAST_NODE_KIND);
}

void vlog_visit_only(vlog_node_t v, vlog_visit_fn_t fn, void *context,
                     vlog_kind_t kind)
{
   assert(v != NULL);

   object_visit_ctx_t ctx = {
      .count      = 0,
      .postorder  = (object_visit_fn_t)fn,
      .preorder   = NULL,
      .context    = context,
      .kind       = kind,
      .tag        = OBJECT_TAG_VLOG,
      .generation = object_next_generation(),
      .deep       = false
   };

   object_visit(&(v->object), &ctx);
}

vlog_node_t vlog_rewrite(vlog_node_t v, vlog_rewrite_fn_t fn, void *context)
{
   object_arena_t *arena = object_arena(&(v->object));
   if (arena_frozen(arena))
      return v;

   object_rewrite_ctx_t ctx = {
      .generation = object_next_generation(),
      .context    = context,
      .arena      = arena,
   };

   ctx.post_fn[OBJECT_TAG_VLOG] = (object_rewrite_post_fn_t)fn;

   object_t *result = object_rewrite(&(v->object), &ctx);
   free(ctx.cache);
   return container_of(result, struct _vlog_node, object);
}

vlog_node_t vlog_copy(vlog_node_t v, vlog_copy_pred_t pred, void *ctx)
{
   object_copy_ctx_t *copy LOCAL = xcalloc_flex(sizeof(object_copy_ctx_t),
                                                1, sizeof(object_t *));
   copy->generation   = object_next_generation();
   copy->pred_context = ctx;
   copy->nroots       = 1;
   copy->roots[0]     = &(v->object);

   copy->should_copy[OBJECT_TAG_VLOG] = (object_copy_pred_t)pred;

   object_copy(copy);

   return container_of(copy->roots[0], struct _vlog_node, object);
}

object_t *vlog_to_object(vlog_node_t v)
{
   return &(v->object);
}

vlog_node_t vlog_from_object(object_t *obj)
{
   if (obj != NULL && obj->tag == OBJECT_TAG_VLOG)
      return container_of(obj, struct _vlog_node, object);
   else
      return NULL;
}

1	//
2	// Copyright (C) 2022-2025 Nick Gasson
3	//
4	// This program is free software: you can redistribute it and/or modify
5	// it under the terms of the GNU General Public License as published by
6	// the Free Software Foundation, either version 3 of the License, or
7	// (at your option) any later version.
8	//
9	// This program is distributed in the hope that it will be useful,
10	// but WITHOUT ANY WARRANTY; without even the implied warranty of
11	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	// GNU General Public License for more details.
13	//
14	// You should have received a copy of the GNU General Public License
15	// along with this program. If not, see <http://www.gnu.org/licenses/>.
16	//
17
18	#include "util.h"
19	#include "vlog/vlog-node.h"
20	#include "vlog/vlog-number.h"
21	#include "object.h"
22
23	#include <string.h>
24	#include <inttypes.h>
25	#include <stdlib.h>
26
27	static const imask_t has_map[V_LAST_NODE_KIND] = {
28	// V_MODULE
29	(I_IDENT \| I_PORTS \| I_STMTS \| I_DECLS \| I_IDENT2),
30
31	// V_PORT_DECL
32	(I_IDENT \| I_SUBKIND \| I_IDENT2 \| I_REF \| I_RANGES \| I_TYPE \| I_VALUE),
33
34	// V_REF
35	(I_IDENT \| I_REF),
36
37	// V_ALWAYS
38	(I_IDENT \| I_SUBKIND \| I_STMTS),
39
40	// V_TIMING
41	(I_VALUE \| I_STMTS),
42
43	// V_NBASSIGN
44	(I_TARGET \| I_VALUE \| I_DELAY),
45
46	// V_EVENT
47	(I_SUBKIND \| I_VALUE),
48
49	// V_INITIAL
50	(I_IDENT \| I_STMTS),
51
52	// V_BLOCK
53	(I_IDENT \| I_DECLS \| I_STMTS),
54
55	// V_SYS_TCALL
56	(I_IDENT \| I_PARAMS),
57
58	// V_STRING
59	(I_NUMBER),
60
61	// V_NUMBER
62	(I_NUMBER),
63
64	// V_NET_DECL
65	(I_IDENT \| I_SUBKIND \| I_TYPE \| I_RANGES \| I_VALUE),
66
67	// V_ASSIGN
68	(I_TARGET \| I_VALUE \| I_IDENT \| I_DELAY),
69
70	// V_DIMENSION
71	(I_SUBKIND \| I_LEFT \| I_RIGHT),
72
73	// V_IF
74	(I_CONDS),
75
76	// V_COND
77	(I_VALUE \| I_STMTS),
78
79	// V_VAR_DECL
80	(I_IDENT \| I_TYPE \| I_RANGES \| I_VALUE),
81
82	// V_DELAY_CONTROL
83	(I_VALUE),
84
85	// V_BINARY
86	(I_LEFT \| I_RIGHT \| I_SUBKIND),
87
88	// V_BASSIGN
89	(I_TARGET \| I_VALUE \| I_DELAY),
90
91	// V_UNARY
92	(I_VALUE \| I_SUBKIND),
93
94	// V_GATE_INST
95	(I_SUBKIND \| I_PARAMS \| I_IDENT \| I_REF \| I_TARGET),
96
97	// V_STRENGTH
98	(I_SUBKIND),
99
100	// V_MOD_INST
101	(I_IDENT \| I_PARAMS),
102
103	// V_BIT_SELECT
104	(I_VALUE \| I_PARAMS),
105
106	// V_SYS_FCALL
107	(I_IDENT \| I_PARAMS),
108
109	// V_FOREVER
110	(I_STMTS),
111
112	// V_SPECIFY
113	(I_DECLS),
114
115	// V_PRIMITIVE
116	(I_IDENT \| I_IDENT2 \| I_PORTS \| I_DECLS \| I_STMTS),
117
118	// V_UDP_TABLE
119	(I_IDENT \| I_PARAMS \| I_SUBKIND \| I_STMTS),
120
121	// V_UDP_ENTRY
122	(I_PARAMS),
123
124	// V_DATA_TYPE
125	(I_SUBKIND \| I_RANGES),
126
127	// V_TYPE_DECL
128	(I_IDENT \| I_TYPE),
129
130	// V_ENUM_DECL
131	(I_IDENT \| I_TYPE \| I_RANGES \| I_DECLS),
132
133	// V_ENUM_NAME
134	(I_IDENT \| I_TYPE \| I_VALUE),
135
136	// V_UNION_DECL
137	(I_IDENT \| I_DECLS),
138
139	// V_STRUCT_DECL
140	(I_IDENT \| I_DECLS),
141
142	// V_EVENT_CONTROL
143	(I_PARAMS),
144
145	// V_EMPTY
146	(0),
147
148	// V_REPEAT
149	(I_VALUE \| I_STMTS),
150
151	// V_WHILE
152	(I_VALUE \| I_STMTS),
153
154	// V_DO_WHILE
155	(I_VALUE \| I_STMTS),
156
157	// V_TASK_DECL
158	(I_IDENT \| I_IDENT2 \| I_STMTS \| I_DECLS \| I_PORTS),
159
160	// V_FUNC_DECL
161	(I_IDENT \| I_IDENT2 \| I_STMTS \| I_DECLS \| I_TYPE \| I_PORTS),
162
163	// V_WAIT
164	(I_VALUE \| I_STMTS),
165
166	// V_PARAM_DECL
167	(I_IDENT \| I_VALUE \| I_TYPE),
168
169	// V_COND_EXPR
170	(I_VALUE \| I_LEFT \| I_RIGHT),
171
172	// V_REAL
173	(I_DVAL),
174
175	// V_CONCAT
176	(I_PARAMS \| I_VALUE),
177
178	// V_FOR_LOOP
179	(I_LEFT \| I_VALUE \| I_RIGHT \| I_STMTS),
180
181	// V_FOR_INIT
182	(I_DECLS \| I_STMTS),
183
184	// V_FOR_STEP
185	(I_STMTS),
186
187	// V_PREFIX
188	(I_TARGET \| I_SUBKIND),
189
190	// V_POSTFIX
191	(I_TARGET \| I_SUBKIND),
192
193	// V_LOCALPARAM
194	(I_IDENT \| I_VALUE \| I_TYPE),
195
196	// V_CASE
197	(I_SUBKIND \| I_VALUE \| I_STMTS),
198
199	// V_CASE_ITEM
200	(I_PARAMS \| I_STMTS),
201
202	// V_INST_LIST
203	(I_PARAMS \| I_STMTS \| I_IDENT),
204
205	// V_PARAM_ASSIGN
206	(I_IDENT \| I_VALUE),
207
208	// V_INST_BODY
209	(I_IDENT \| I_IDENT2 \| I_PORTS \| I_STMTS \| I_DECLS),
210
211	// V_PORT_CONN
212	(I_IDENT \| I_VALUE),
213
214	// V_PART_SELECT
215	(I_SUBKIND \| I_VALUE \| I_LEFT \| I_RIGHT),
216
217	// V_IF_GENERATE
218	(I_CONDS),
219
220	// V_EVENT_TRIGGER
221	(I_IDENT),
222
223	// V_USER_FCALL
224	(I_IDENT \| I_REF \| I_PARAMS),
225
226	// V_UDP_LEVEL
227	(I_SUBKIND \| I_IVAL),
228
229	// V_UDP_EDGE
230	(I_SUBKIND \| I_LEFT \| I_RIGHT),
231
232	// V_SPECPARAM
233	(I_IDENT \| I_VALUE),
234
235	// V_FORK
236	(I_IDENT \| I_DECLS \| I_STMTS),
237
238	// V_ATTR_INST
239	(0),
240
241	// V_USER_TCALL
242	(I_IDENT \| I_REF \| I_PARAMS),
243
244	// V_VOID_CALL
245	(I_VALUE),
246
247	// V_GENVAR_DECL
248	(I_IDENT \| I_TYPE),
249
250	// V_FOR_GENERATE
251	(I_LEFT \| I_VALUE \| I_RIGHT \| I_STMTS),
252
253	// V_DEASSIGN
254	(I_TARGET),
255
256	// V_FORCE
257	(I_TARGET \| I_VALUE),
258
259	// V_RELEASE
260	(I_TARGET \| I_VALUE),
261
262	// V_DISABLE
263	(I_IDENT),
264
265	// V_HIER_REF
266	(I_IDENT \| I_IDENT2 \| I_REF),
267
268	// V_TF_PORT_DECL
269	(I_IDENT \| I_SUBKIND \| I_RANGES \| I_TYPE \| I_VALUE),
270
271	// V_RETURN
272	(I_REF \| I_VALUE),
273
274	// V_OP_ASSIGN
275	(I_TARGET \| I_SUBKIND \| I_VALUE),
276
277	// V_MEMBER_REF
278	(I_VALUE \| I_IDENT \| I_REF),
279
280	// V_PACKAGE
281	(I_DECLS \| I_IDENT \| I_IDENT2),
282
283	// V_MIN_TYP_MAX
284	(I_LEFT \| I_VALUE \| I_RIGHT),
285
286	// V_PROGRAM
287	(I_IDENT \| I_STMTS \| I_DECLS \| I_IDENT2),
288
289	// V_CLASS_DECL
290	(I_IDENT \| I_IDENT2 \| I_DECLS),
291
292	// V_NULL
293	(0),
294
295	// V_CLASS_NEW
296	(I_TYPE \| I_PARAMS),
297
298	// V_CONSTRUCTOR
299	(I_IDENT \| I_PARAMS \| I_STMTS \| I_DECLS),
300
301	// V_SUPER_CALL
302	(I_PARAMS),
303
304	// V_IMPORT_DECL
305	(I_IDENT \| I_IDENT2),
306
307	// V_NAMESPACE
308	(I_DECLS),
309
310	// V_DEFPARAM
311	(I_TARGET \| I_VALUE),
312	};
313
314	static const char *kind_text_map[V_LAST_NODE_KIND] = {
315	"V_MODULE", "V_PORT_DECL", "V_REF", "V_ALWAYS",
316	"V_TIMING", "V_NBASSIGN", "V_EVENT", "V_INITIAL",
317	"V_BLOCK", "V_SYS_TCALL", "V_STRING", "V_NUMBER",
318	"V_NET_DECL", "V_ASSIGN", "V_DIMENSION", "V_IF",
319	"V_COND", "V_VAR_DECL", "V_DELAY_CONTROL", "V_BINARY",
320	"V_BASSIGN", "V_UNARY", "V_GATE_INST", "V_STRENGTH",
321	"V_MOD_INST", "V_BIT_SELECT", "V_SYS_FCALL", "V_FOREVER",
322	"V_SPECIFY", "V_PRIMITIVE", "V_UDP_TABLE", "V_UDP_ENTRY",
323	"V_DATA_TYPE", "V_TYPE_DECL", "V_ENUM_DECL", "V_ENUM_NAME",
324	"V_UNION_DECL", "V_STRUCT_DECL", "V_EVENT_CONTROL", "V_EMPTY",
325	"V_REPEAT", "V_WHILE", "V_DO_WHILE", "V_TASK_DECL",
326	"V_FUNC_DECL", "V_WAIT", "V_PARAM_DECL", "V_COND_EXPR",
327	"V_REAL", "V_CONCAT", "V_FOR_LOOP", "V_FOR_INIT",
328	"V_FOR_STEP", "V_PREFIX", "V_POSTFIX", "V_LOCALPARAM",
329	"V_CASE", "V_CASE_ITEM", "V_INST_LIST", "V_PARAM_ASSIGN",
330	"V_INST_BODY", "V_PORT_CONN", "V_PART_SELECT", "V_IF_GENERATE",
331	"V_EVENT_TRIGGER", "V_USER_FCALL", "V_UDP_LEVEL", "V_UDP_EDGE",
332	"V_SPECPARAM", "V_FORK", "V_ATTR_INST", "V_USER_TCALL",
333	"V_VOID_CALL", "V_GENVAR_DECL", "V_FOR_GENERATE", "V_DEASSIGN",
334	"V_FORCE", "V_RELEASE", "V_DISABLE", "V_HIER_REF",
335	"V_TF_PORT_DECL", "V_RETURN", "V_OP_ASSIGN", "V_MEMBER_REF",
336	"V_PACKAGE", "V_MIN_TYP_MAX", "V_PROGRAM", "V_CLASS_DECL",
337	"V_NULL", "V_CLASS_NEW", "V_CONSTRUCTOR", "V_SUPER_CALL",
338	"V_IMPORT_DECL", "V_NAMESPACE", "V_DEFPARAM",
339	};
340
341	static const change_allowed_t change_allowed[] = {
342	{ -1, -1 }
343	};
344
345	object_class_t vlog_object = {
346	.name = "vlog",
347	.change_allowed = change_allowed,
348	.has_map = has_map,
349	.kind_text_map = kind_text_map,
350	.tag = OBJECT_TAG_VLOG,
351	.last_kind = V_LAST_NODE_KIND,
352	.has_loc = true,
353	.gc_roots = { V_MODULE, V_PRIMITIVE, V_PROGRAM, V_PACKAGE },
354	.gc_num_roots = 4,
355	};
356
357	struct _vlog_node {
358	object_t object;
359	};
360
361	static inline vlog_node_t vlog_array_nth(item_t *item, unsigned n)	37,542✔
362	{
363	object_t *o = obj_array_nth(item->obj_array, n);	37,542✔
364	return container_of(o, struct _vlog_node, object);	37,542✔
365	}
366
367	static inline void vlog_array_add(item_t *item, vlog_node_t v)	19,159✔
368	{
369	obj_array_add(&(item->obj_array), &(v->object));	19,159✔
370	}	19,159✔
371
372	vlog_node_t vlog_new(vlog_kind_t kind)	34,102✔
373	{
374	object_t *o = object_new(NULL, &vlog_object, kind);	34,102✔
375	return container_of(o, struct _vlog_node, object);	34,102✔
376	}
377
378	vlog_kind_t vlog_kind(vlog_node_t v)	274,848✔
379	{
380	return v->object.kind;	274,848✔
381	}
382
UNCOV 383	const char *vlog_kind_str(vlog_kind_t kind)	×
384	{
UNCOV 385	return kind_text_map[kind];	×
386	}
387
388	ident_t vlog_ident(vlog_node_t v)	28,788✔
389	{
390	item_t *item = lookup_item(&vlog_object, v, I_IDENT);	28,788✔
391	assert(item->ident != NULL);	28,788✔
392	return item->ident;	28,788✔
393	}
394
395	void vlog_set_ident(vlog_node_t v, ident_t i)	14,961✔
396	{
397	lookup_item(&vlog_object, v, I_IDENT)->ident = i;	14,961✔
398	}	14,961✔
399
400	bool vlog_has_ident(vlog_node_t v)	633✔
401	{
402	return lookup_item(&vlog_object, v, I_IDENT)->ident != NULL;	633✔
403	}
404
405	ident_t vlog_ident2(vlog_node_t v)	1,840✔
406	{
407	item_t *item = lookup_item(&vlog_object, v, I_IDENT2);	1,840✔
408	assert(item->ident != NULL);	1,840✔
409	return item->ident;	1,840✔
410	}
411
412	bool vlog_has_ident2(vlog_node_t v)	41✔
413	{
414	return lookup_item(&vlog_object, v, I_IDENT2)->ident != NULL;	41✔
415	}
416
417	void vlog_set_ident2(vlog_node_t v, ident_t i)	1,524✔
418	{
419	lookup_item(&vlog_object, v, I_IDENT2)->ident = i;	1,524✔
420	}	1,524✔
421
422	const loc_t *vlog_loc(vlog_node_t v)	35,597✔
423	{
424	assert(v != NULL);	35,597✔
425	return &(v->object.loc);	35,597✔
426	}
427
428	void vlog_set_loc(vlog_node_t v, const loc_t *loc)	36,081✔
429	{
430	assert(v != NULL);	36,081✔
431	assert(loc != NULL);	36,081✔
432	v->object.loc = *loc;	36,081✔
433	}	36,081✔
434
435	vlog_node_t vlog_ref(vlog_node_t v)	34,256✔
436	{
437	item_t *item = lookup_item(&vlog_object, v, I_REF);	34,256✔
438	assert(item->object != NULL);	34,256✔
439	return container_of(item->object, struct _vlog_node, object);	34,256✔
440	}
441
442	bool vlog_has_ref(vlog_node_t v)	19,013✔
443	{
444	return lookup_item(&vlog_object, v, I_REF)->object != NULL;	19,013✔
445	}
446
447	void vlog_set_ref(vlog_node_t v, vlog_node_t d)	7,607✔
448	{
449	lookup_item(&vlog_object, v, I_REF)->object = &(d->object);	7,607✔
450	object_write_barrier(&(v->object), &(d->object));	7,607✔
451	}	7,607✔
452
453	unsigned vlog_stmts(vlog_node_t v)	4,624✔
454	{
455	item_t *item = lookup_item(&vlog_object, v, I_STMTS);	4,624✔
456	return obj_array_count(item->obj_array);	4,624✔
457	}
458
459	vlog_node_t vlog_stmt(vlog_node_t v, unsigned n)	8,961✔
460	{
461	item_t *item = lookup_item(&vlog_object, v, I_STMTS);	8,961✔
462	return vlog_array_nth(item, n);	8,961✔
463	}
464
465	void vlog_add_stmt(vlog_node_t v, vlog_node_t s)	8,728✔
466	{
467	assert(s != NULL);	8,728✔
468	vlog_array_add(lookup_item(&vlog_object, v, I_STMTS), s);	8,728✔
469	object_write_barrier(&(v->object), &(s->object));	8,728✔
470	}	8,728✔
471
472	unsigned vlog_ports(vlog_node_t v)	2,325✔
473	{
474	item_t *item = lookup_item(&vlog_object, v, I_PORTS);	2,325✔
475	return obj_array_count(item->obj_array);	2,325✔
476	}
477
478	vlog_node_t vlog_port(vlog_node_t v, unsigned n)	4,679✔
479	{
480	item_t *item = lookup_item(&vlog_object, v, I_PORTS);	4,679✔
481	return vlog_array_nth(item, n);	4,679✔
482	}
483
484	void vlog_add_port(vlog_node_t v, vlog_node_t p)	793✔
485	{
486	assert(p != NULL);	793✔
487	assert(p->object.kind == V_REF \|\| p->object.kind == V_PORT_DECL	793✔
488	\|\| p->object.kind == V_TF_PORT_DECL);
489	vlog_array_add(lookup_item(&vlog_object, v, I_PORTS), p);	793✔
490	object_write_barrier(&(v->object), &(p->object));	793✔
491	}	793✔
492
493	unsigned vlog_params(vlog_node_t v)	6,011✔
494	{
495	item_t *item = lookup_item(&vlog_object, v, I_PARAMS);	6,011✔
496	return obj_array_count(item->obj_array);	6,011✔
497	}
498
499	vlog_node_t vlog_param(vlog_node_t v, unsigned n)	6,672✔
500	{
501	item_t *item = lookup_item(&vlog_object, v, I_PARAMS);	6,672✔
502	return vlog_array_nth(item, n);	6,672✔
503	}
504
505	void vlog_add_param(vlog_node_t v, vlog_node_t p)	4,074✔
506	{
507	assert(p != NULL);	4,074✔
508	vlog_array_add(lookup_item(&vlog_object, v, I_PARAMS), p);	4,074✔
509	object_write_barrier(&(v->object), &(p->object));	4,074✔
510	}	4,074✔
511
512	unsigned vlog_ranges(vlog_node_t v)	9,016✔
513	{
514	item_t *item = lookup_item(&vlog_object, v, I_RANGES);	9,016✔
515	return obj_array_count(item->obj_array);	9,016✔
516	}
517
518	vlog_node_t vlog_range(vlog_node_t v, unsigned n)	3,613✔
519	{
520	item_t *item = lookup_item(&vlog_object, v, I_RANGES);	3,613✔
521	return vlog_array_nth(item, n);	3,613✔
522	}
523
524	void vlog_add_range(vlog_node_t v, vlog_node_t r)	597✔
525	{
526	assert(r != NULL);	597✔
527	assert(r->object.kind == V_DIMENSION);	597✔
528	vlog_array_add(lookup_item(&vlog_object, v, I_RANGES), r);	597✔
529	object_write_barrier(&(v->object), &(r->object));	597✔
530	}	597✔
531
532	unsigned vlog_decls(vlog_node_t v)	2,475✔
533	{
534	item_t *item = lookup_item(&vlog_object, v, I_DECLS);	2,475✔
535	return obj_array_count(item->obj_array);	2,475✔
536	}
537
538	vlog_node_t vlog_decl(vlog_node_t v, unsigned n)	12,611✔
539	{
540	item_t *item = lookup_item(&vlog_object, v, I_DECLS);	12,611✔
541	return vlog_array_nth(item, n);	12,611✔
542	}
543
544	void vlog_add_decl(vlog_node_t v, vlog_node_t d)	4,051✔
545	{
546	assert(d != NULL);	4,051✔
547	vlog_array_add(lookup_item(&vlog_object, v, I_DECLS), d);	4,051✔
548	object_write_barrier(&(v->object), &(d->object));	4,051✔
549	}	4,051✔
550
551	unsigned vlog_conds(vlog_node_t v)	824✔
552	{
553	item_t *item = lookup_item(&vlog_object, v, I_CONDS);	824✔
554	return obj_array_count(item->obj_array);	824✔
555	}
556
557	vlog_node_t vlog_cond(vlog_node_t v, unsigned n)	1,006✔
558	{
559	item_t *item = lookup_item(&vlog_object, v, I_CONDS);	1,006✔
560	return vlog_array_nth(item, n);	1,006✔
561	}
562
563	void vlog_add_cond(vlog_node_t v, vlog_node_t c)	916✔
564	{
565	assert(c != NULL && c->object.kind == V_COND);	916✔
566	vlog_array_add(lookup_item(&vlog_object, v, I_CONDS), c);	916✔
567	object_write_barrier(&(v->object), &(c->object));	916✔
568	}	916✔
569
570	unsigned vlog_subkind(vlog_node_t v)	14,352✔
571	{
572	return lookup_item(&vlog_object, v, I_SUBKIND)->ival;	14,352✔
573	}
574
575	void vlog_set_subkind(vlog_node_t v, unsigned sub)	6,783✔
576	{
577	lookup_item(&vlog_object, v, I_SUBKIND)->ival = sub;	6,783✔
578	}	6,783✔
579
580	vlog_node_t vlog_value(vlog_node_t v)	10,472✔
581	{
582	item_t *item = lookup_item(&vlog_object, v, I_VALUE);	10,472✔
583	assert(item->object != NULL);	10,472✔
584	return container_of(item->object, struct _vlog_node, object);	10,472✔
585	}
586
587	bool vlog_has_value(vlog_node_t v)	3,675✔
588	{
589	return lookup_item(&vlog_object, v, I_VALUE)->object != NULL;	3,675✔
590	}
591
592	void vlog_set_value(vlog_node_t v, vlog_node_t e)	6,725✔
593	{
594	lookup_item(&vlog_object, v, I_VALUE)->object = &(e->object);	6,725✔
595	object_write_barrier(&(v->object), &(e->object));	6,725✔
596	}	6,725✔
597
598	vlog_node_t vlog_target(vlog_node_t v)	5,125✔
599	{
600	item_t *item = lookup_item(&vlog_object, v, I_TARGET);	5,125✔
601	assert(item->object != NULL);	5,125✔
602	return container_of(item->object, struct _vlog_node, object);	5,125✔
603	}
604
605	void vlog_set_target(vlog_node_t v, vlog_node_t e)	2,518✔
606	{
607	lookup_item(&vlog_object, v, I_TARGET)->object = &(e->object);	2,518✔
608	object_write_barrier(&(v->object), &(e->object));	2,518✔
609	}	2,518✔
610
611	vlog_node_t vlog_delay(vlog_node_t v)	54✔
612	{
613	item_t *item = lookup_item(&vlog_object, v, I_DELAY);	54✔
614	assert(item->object != NULL);	54✔
615	return container_of(item->object, struct _vlog_node, object);	54✔
616	}
617
618	bool vlog_has_delay(vlog_node_t v)	2,224✔
619	{
620	return lookup_item(&vlog_object, v, I_DELAY)->object != NULL;	2,224✔
621	}
622
623	void vlog_set_delay(vlog_node_t v, vlog_node_t d)	343✔
624	{
625	lookup_item(&vlog_object, v, I_DELAY)->object = &(d->object);	343✔
626	object_write_barrier(&(v->object), &(d->object));	343✔
627	}	343✔
628
629	vlog_node_t vlog_type(vlog_node_t v)	13,691✔
630	{
631	item_t *item = lookup_item(&vlog_object, v, I_TYPE);	13,691✔
632	assert(item->object != NULL);	13,691✔
633	return container_of(item->object, struct _vlog_node, object);	13,691✔
634	}
635
636	bool vlog_has_type(vlog_node_t v)	13✔
637	{
638	return lookup_item(&vlog_object, v, I_TYPE)->object != NULL;	13✔
639	}
640
641	void vlog_set_type(vlog_node_t v, vlog_node_t t)	2,380✔
642	{
643	lookup_item(&vlog_object, v, I_TYPE)->object = &(t->object);	2,380✔
644	object_write_barrier(&(v->object), &(t->object));	2,380✔
645	}	2,380✔
646
647	number_t vlog_number(vlog_node_t v)	16,392✔
648	{
649	return lookup_item(&vlog_object, v, I_NUMBER)->number;	16,392✔
650	}
651
652	void vlog_set_number(vlog_node_t v, number_t n)	7,213✔
653	{
654	lookup_item(&vlog_object, v, I_NUMBER)->number = n;	7,213✔
655	}	7,213✔
656
657	vlog_node_t vlog_left(vlog_node_t v)	11,984✔
658	{
659	item_t *item = lookup_item(&vlog_object, v, I_LEFT);	11,984✔
660	assert(item->object != NULL);	11,984✔
661	return container_of(item->object, struct _vlog_node, object);	11,984✔
662	}
663
664	void vlog_set_left(vlog_node_t v, vlog_node_t e)	2,725✔
665	{
666	lookup_item(&vlog_object, v, I_LEFT)->object = &(e->object);	2,725✔
667	object_write_barrier(&(v->object), &(e->object));	2,725✔
668	}	2,725✔
669
670	vlog_node_t vlog_right(vlog_node_t v)	11,812✔
671	{
672	item_t *item = lookup_item(&vlog_object, v, I_RIGHT);	11,812✔
673	assert(item->object != NULL);	11,812✔
674	return container_of(item->object, struct _vlog_node, object);	11,812✔
675	}
676
677	void vlog_set_right(vlog_node_t v, vlog_node_t e)	2,725✔
678	{
679	lookup_item(&vlog_object, v, I_RIGHT)->object = &(e->object);	2,725✔
680	object_write_barrier(&(v->object), &(e->object));	2,725✔
681	}	2,725✔
682
683	double vlog_dval(vlog_node_t v)	5✔
684	{
685	return lookup_item(&vlog_object, v, I_DVAL)->dval;	5✔
686	}
687
688	void vlog_set_dval(vlog_node_t v, double d)	31✔
689	{
690	lookup_item(&vlog_object, v, I_DVAL)->dval = d;	31✔
691	}	31✔
692
693	int64_t vlog_ival(vlog_node_t v)	712✔
694	{
695	return lookup_item(&vlog_object, v, I_IVAL)->ival;	712✔
696	}
697
698	void vlog_set_ival(vlog_node_t v, int64_t i)	609✔
699	{
700	lookup_item(&vlog_object, v, I_IVAL)->ival = i;	609✔
701	}	609✔
702
UNCOV 703	void vlog_visit(vlog_node_t v, vlog_visit_fn_t fn, void *context)	×
704	{
UNCOV 705	vlog_visit_only(v, fn, context, V_LAST_NODE_KIND);	×
UNCOV 706	}	×
707
708	void vlog_visit_only(vlog_node_t v, vlog_visit_fn_t fn, void *context,	×
709	vlog_kind_t kind)
710	{
UNCOV 711	assert(v != NULL);	×
712
UNCOV 713	object_visit_ctx_t ctx = {	×
714	.count = 0,
715	.postorder = (object_visit_fn_t)fn,
716	.preorder = NULL,
717	.context = context,
718	.kind = kind,
719	.tag = OBJECT_TAG_VLOG,
UNCOV 720	.generation = object_next_generation(),	×
721	.deep = false
722	};
723
UNCOV 724	object_visit(&(v->object), &ctx);	×
UNCOV 725	}	×
726
727	vlog_node_t vlog_rewrite(vlog_node_t v, vlog_rewrite_fn_t fn, void *context)	1,813✔
728	{
729	object_arena_t *arena = object_arena(&(v->object));	1,813✔
730	if (arena_frozen(arena))	1,813✔
731	return v;
732
733	object_rewrite_ctx_t ctx = {	1,813✔
734	.generation = object_next_generation(),	1,813✔
735	.context = context,
736	.arena = arena,
737	};
738
739	ctx.post_fn[OBJECT_TAG_VLOG] = (object_rewrite_post_fn_t)fn;	1,813✔
740
741	object_t *result = object_rewrite(&(v->object), &ctx);	1,813✔
742	free(ctx.cache);	1,813✔
743	return container_of(result, struct _vlog_node, object);	1,813✔
744	}
745
746	vlog_node_t vlog_copy(vlog_node_t v, vlog_copy_pred_t pred, void *ctx)	485✔
747	{
748	object_copy_ctx_t *copy LOCAL = xcalloc_flex(sizeof(object_copy_ctx_t),	485✔
749	1, sizeof(object_t *));
750	copy->generation = object_next_generation();	485✔
751	copy->pred_context = ctx;	485✔
752	copy->nroots = 1;	485✔
753	copy->roots[0] = &(v->object);	485✔
754
755	copy->should_copy[OBJECT_TAG_VLOG] = (object_copy_pred_t)pred;	485✔
756
757	object_copy(copy);	485✔
758
759	return container_of(copy->roots[0], struct _vlog_node, object);	485✔
760	}
761
762	object_t *vlog_to_object(vlog_node_t v)	3,234✔
763	{
764	return &(v->object);	3,234✔
765	}
766
767	vlog_node_t vlog_from_object(object_t *obj)	18,541✔
768	{
769	if (obj != NULL && obj->tag == OBJECT_TAG_VLOG)	18,541✔
770	return container_of(obj, struct _vlog_node, object);
771	else
772	return NULL;	16,023✔
773	}

nickg / nvc / 18248879785

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