/*
* Copyright (C) 2012, 2013
* Wolfgang Bumiller
- * Dale Weiler
+ * Dale Weiler
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of
* this software and associated documentation files (the "Software"), to deal in
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
-#include <stdio.h>
#include <stdlib.h>
#include <string.h>
return NULL; \
} \
ast_node_init((ast_node*)self, ctx, TYPE_##T); \
- ( (ast_node*)self )->node.destroy = (ast_node_delete*)destroyfn
+ ( (ast_node*)self )->destroy = (ast_node_delete*)destroyfn
+/*
+ * forward declarations, these need not be in ast.h for obvious
+ * static reasons.
+ */
+static bool ast_member_codegen(ast_member*, ast_function*, bool lvalue, ir_value**);
+static void ast_array_index_delete(ast_array_index*);
+static bool ast_array_index_codegen(ast_array_index*, ast_function*, bool lvalue, ir_value**);
+static void ast_store_delete(ast_store*);
+static bool ast_store_codegen(ast_store*, ast_function*, bool lvalue, ir_value**);
+static void ast_ifthen_delete(ast_ifthen*);
+static bool ast_ifthen_codegen(ast_ifthen*, ast_function*, bool lvalue, ir_value**);
+static void ast_ternary_delete(ast_ternary*);
+static bool ast_ternary_codegen(ast_ternary*, ast_function*, bool lvalue, ir_value**);
+static void ast_loop_delete(ast_loop*);
+static bool ast_loop_codegen(ast_loop*, ast_function*, bool lvalue, ir_value**);
+static void ast_breakcont_delete(ast_breakcont*);
+static bool ast_breakcont_codegen(ast_breakcont*, ast_function*, bool lvalue, ir_value**);
+static void ast_switch_delete(ast_switch*);
+static bool ast_switch_codegen(ast_switch*, ast_function*, bool lvalue, ir_value**);
+static void ast_label_delete(ast_label*);
+static void ast_label_register_goto(ast_label*, ast_goto*);
+static bool ast_label_codegen(ast_label*, ast_function*, bool lvalue, ir_value**);
+static bool ast_goto_codegen(ast_goto*, ast_function*, bool lvalue, ir_value**);
+static void ast_goto_delete(ast_goto*);
+static void ast_call_delete(ast_call*);
+static bool ast_call_codegen(ast_call*, ast_function*, bool lvalue, ir_value**);
+static bool ast_block_codegen(ast_block*, ast_function*, bool lvalue, ir_value**);
+static void ast_unary_delete(ast_unary*);
+static bool ast_unary_codegen(ast_unary*, ast_function*, bool lvalue, ir_value**);
+static void ast_entfield_delete(ast_entfield*);
+static bool ast_entfield_codegen(ast_entfield*, ast_function*, bool lvalue, ir_value**);
+static void ast_return_delete(ast_return*);
+static bool ast_return_codegen(ast_return*, ast_function*, bool lvalue, ir_value**);
+static void ast_binstore_delete(ast_binstore*);
+static bool ast_binstore_codegen(ast_binstore*, ast_function*, bool lvalue, ir_value**);
+static void ast_binary_delete(ast_binary*);
+static bool ast_binary_codegen(ast_binary*, ast_function*, bool lvalue, ir_value**);
/* It must not be possible to get here. */
static GMQCC_NORETURN void _ast_node_destroy(ast_node *self)
/* Initialize main ast node aprts */
static void ast_node_init(ast_node *self, lex_ctx ctx, int nodetype)
{
- self->node.context = ctx;
- self->node.destroy = &_ast_node_destroy;
- self->node.keep = false;
- self->node.nodetype = nodetype;
- self->node.side_effects = false;
+ self->context = ctx;
+ self->destroy = &_ast_node_destroy;
+ self->keep = false;
+ self->nodetype = nodetype;
+ self->side_effects = false;
}
/* weight and side effects */
static void ast_expression_init(ast_expression *self,
ast_expression_codegen *codegen)
{
- self->expression.codegen = codegen;
- self->expression.vtype = TYPE_VOID;
- self->expression.next = NULL;
- self->expression.outl = NULL;
- self->expression.outr = NULL;
- self->expression.params = NULL;
- self->expression.count = 0;
- self->expression.flags = 0;
- self->expression.varparam = NULL;
+ self->codegen = codegen;
+ self->vtype = TYPE_VOID;
+ self->next = NULL;
+ self->outl = NULL;
+ self->outr = NULL;
+ self->params = NULL;
+ self->count = 0;
+ self->flags = 0;
+ self->varparam = NULL;
}
static void ast_expression_delete(ast_expression *self)
{
size_t i;
- if (self->expression.next)
- ast_delete(self->expression.next);
- for (i = 0; i < vec_size(self->expression.params); ++i) {
- ast_delete(self->expression.params[i]);
+ if (self->next)
+ ast_delete(self->next);
+ for (i = 0; i < vec_size(self->params); ++i) {
+ ast_delete(self->params[i]);
}
- vec_free(self->expression.params);
+ vec_free(self->params);
+ if (self->varparam)
+ ast_delete(self->varparam);
}
static void ast_expression_delete_full(ast_expression *self)
ast_value* ast_value_copy(const ast_value *self)
{
size_t i;
- const ast_expression_common *fromex;
- ast_expression_common *selfex;
+ const ast_expression *fromex;
+ ast_expression *selfex;
ast_value *cp = ast_value_new(self->expression.node.context, self->name, self->expression.vtype);
if (self->expression.next) {
cp->expression.next = ast_type_copy(self->expression.node.context, self->expression.next);
void ast_type_adopt_impl(ast_expression *self, const ast_expression *other)
{
size_t i;
- const ast_expression_common *fromex;
- ast_expression_common *selfex;
- self->expression.vtype = other->expression.vtype;
- if (other->expression.next) {
- self->expression.next = (ast_expression*)ast_type_copy(ast_ctx(self), other->expression.next);
- }
- fromex = &other->expression;
- selfex = &self->expression;
+ const ast_expression *fromex;
+ ast_expression *selfex;
+ self->vtype = other->vtype;
+ if (other->next) {
+ self->next = (ast_expression*)ast_type_copy(ast_ctx(self), other->next);
+ }
+ fromex = other;
+ selfex = self;
selfex->count = fromex->count;
selfex->flags = fromex->flags;
for (i = 0; i < vec_size(fromex->params); ++i) {
{
ast_instantiate(ast_expression, ctx, ast_expression_delete_full);
ast_expression_init(self, NULL);
- self->expression.codegen = NULL;
- self->expression.next = NULL;
- self->expression.vtype = vtype;
+ self->codegen = NULL;
+ self->next = NULL;
+ self->vtype = vtype;
return self;
}
ast_expression* ast_type_copy(lex_ctx ctx, const ast_expression *ex)
{
size_t i;
- const ast_expression_common *fromex;
- ast_expression_common *selfex;
+ const ast_expression *fromex;
+ ast_expression *selfex;
if (!ex)
return NULL;
ast_instantiate(ast_expression, ctx, ast_expression_delete_full);
ast_expression_init(self, NULL);
- fromex = &ex->expression;
- selfex = &self->expression;
+ fromex = ex;
+ selfex = self;
/* This may never be codegen()d */
selfex->codegen = NULL;
bool ast_compare_type(ast_expression *a, ast_expression *b)
{
- if (a->expression.vtype == TYPE_NIL ||
- b->expression.vtype == TYPE_NIL)
+ if (a->vtype == TYPE_NIL ||
+ b->vtype == TYPE_NIL)
return true;
- if (a->expression.vtype != b->expression.vtype)
+ if (a->vtype != b->vtype)
return false;
- if (!a->expression.next != !b->expression.next)
+ if (!a->next != !b->next)
return false;
- if (vec_size(a->expression.params) != vec_size(b->expression.params))
+ if (vec_size(a->params) != vec_size(b->params))
return false;
- if ((a->expression.flags & AST_FLAG_TYPE_MASK) !=
- (b->expression.flags & AST_FLAG_TYPE_MASK) )
+ if ((a->flags & AST_FLAG_TYPE_MASK) !=
+ (b->flags & AST_FLAG_TYPE_MASK) )
{
return false;
}
- if (vec_size(a->expression.params)) {
+ if (vec_size(a->params)) {
size_t i;
- for (i = 0; i < vec_size(a->expression.params); ++i) {
- if (!ast_compare_type((ast_expression*)a->expression.params[i],
- (ast_expression*)b->expression.params[i]))
+ for (i = 0; i < vec_size(a->params); ++i) {
+ if (!ast_compare_type((ast_expression*)a->params[i],
+ (ast_expression*)b->params[i]))
return false;
}
}
- if (a->expression.next)
- return ast_compare_type(a->expression.next, b->expression.next);
+ if (a->next)
+ return ast_compare_type(a->next, b->next);
return true;
}
if (!e) {
if (pos + 6 >= bufsize)
goto full;
- strncpy(buf + pos, "(null)", 6);
+ util_strncpy(buf + pos, "(null)", 6);
return pos + 6;
}
if (pos + 1 >= bufsize)
goto full;
- switch (e->expression.vtype) {
+ switch (e->vtype) {
case TYPE_VARIANT:
- strncpy(buf + pos, "(variant)", 9);
+ util_strncpy(buf + pos, "(variant)", 9);
return pos + 9;
case TYPE_FIELD:
buf[pos++] = '.';
- return ast_type_to_string_impl(e->expression.next, buf, bufsize, pos);
+ return ast_type_to_string_impl(e->next, buf, bufsize, pos);
case TYPE_POINTER:
if (pos + 3 >= bufsize)
goto full;
buf[pos++] = '*';
buf[pos++] = '(';
- pos = ast_type_to_string_impl(e->expression.next, buf, bufsize, pos);
+ pos = ast_type_to_string_impl(e->next, buf, bufsize, pos);
if (pos + 1 >= bufsize)
goto full;
buf[pos++] = ')';
return pos;
case TYPE_FUNCTION:
- pos = ast_type_to_string_impl(e->expression.next, buf, bufsize, pos);
+ pos = ast_type_to_string_impl(e->next, buf, bufsize, pos);
if (pos + 2 >= bufsize)
goto full;
- if (!vec_size(e->expression.params)) {
+ if (!vec_size(e->params)) {
buf[pos++] = '(';
buf[pos++] = ')';
return pos;
}
buf[pos++] = '(';
- pos = ast_type_to_string_impl((ast_expression*)(e->expression.params[0]), buf, bufsize, pos);
- for (i = 1; i < vec_size(e->expression.params); ++i) {
+ pos = ast_type_to_string_impl((ast_expression*)(e->params[0]), buf, bufsize, pos);
+ for (i = 1; i < vec_size(e->params); ++i) {
if (pos + 2 >= bufsize)
goto full;
buf[pos++] = ',';
buf[pos++] = ' ';
- pos = ast_type_to_string_impl((ast_expression*)(e->expression.params[i]), buf, bufsize, pos);
+ pos = ast_type_to_string_impl((ast_expression*)(e->params[i]), buf, bufsize, pos);
}
if (pos + 1 >= bufsize)
goto full;
return pos;
case TYPE_ARRAY:
- pos = ast_type_to_string_impl(e->expression.next, buf, bufsize, pos);
+ pos = ast_type_to_string_impl(e->next, buf, bufsize, pos);
if (pos + 1 >= bufsize)
goto full;
buf[pos++] = '[';
- pos += snprintf(buf + pos, bufsize - pos - 1, "%i", (int)e->expression.count);
+ pos += util_snprintf(buf + pos, bufsize - pos - 1, "%i", (int)e->count);
if (pos + 1 >= bufsize)
goto full;
buf[pos++] = ']';
return pos;
default:
- typestr = type_name[e->expression.vtype];
+ typestr = type_name[e->vtype];
typelen = strlen(typestr);
if (pos + typelen >= bufsize)
goto full;
- strncpy(buf + pos, typestr, typelen);
+ util_strncpy(buf + pos, typestr, typelen);
return pos + typelen;
}
buf[pos] = 0;
}
+static bool ast_value_codegen(ast_value *self, ast_function *func, bool lvalue, ir_value **out);
ast_value* ast_value_new(lex_ctx ctx, const char *name, int t)
{
ast_instantiate(ast_value, ctx, ast_value_delete);
self->isfield = false;
self->cvq = CV_NONE;
self->hasvalue = false;
- self->uses = 0;
+ self->isimm = false;
+ self->uses = 0;
memset(&self->constval, 0, sizeof(self->constval));
+ self->initlist = NULL;
self->ir_v = NULL;
self->ir_values = NULL;
if (self->desc)
mem_d(self->desc);
+ if (self->initlist) {
+ if (self->expression.next->vtype == TYPE_STRING) {
+ /* strings are allocated, free them */
+ size_t i, len = vec_size(self->initlist);
+ /* in theory, len should be expression.count
+ * but let's not take any chances */
+ for (i = 0; i < len; ++i) {
+ if (self->initlist[i].vstring)
+ mem_d(self->initlist[i].vstring);
+ }
+ }
+ vec_free(self->initlist);
+ }
+
ast_expression_delete((ast_expression*)self);
mem_d(self);
}
else if (op == INSTR_MUL_V)
self->expression.vtype = TYPE_FLOAT;
else
- self->expression.vtype = left->expression.vtype;
+ self->expression.vtype = left->vtype;
/* references all */
self->refs = AST_REF_ALL;
ast_entfield* ast_entfield_new(lex_ctx ctx, ast_expression *entity, ast_expression *field)
{
- if (field->expression.vtype != TYPE_FIELD) {
+ if (field->vtype != TYPE_FIELD) {
compile_error(ctx, "ast_entfield_new with expression not of type field");
return NULL;
}
- return ast_entfield_new_force(ctx, entity, field, field->expression.next);
+ return ast_entfield_new_force(ctx, entity, field, field->next);
}
ast_entfield* ast_entfield_new_force(lex_ctx ctx, ast_expression *entity, ast_expression *field, const ast_expression *outtype)
return NULL;
}
- if (owner->expression.vtype != TYPE_VECTOR &&
- owner->expression.vtype != TYPE_FIELD) {
- compile_error(ctx, "member-access on an invalid owner of type %s", type_name[owner->expression.vtype]);
+ if (owner->vtype != TYPE_VECTOR &&
+ owner->vtype != TYPE_FIELD) {
+ compile_error(ctx, "member-access on an invalid owner of type %s", type_name[owner->vtype]);
mem_d(self);
return NULL;
}
ast_expression_init((ast_expression*)self, (ast_expression_codegen*)&ast_member_codegen);
self->expression.node.keep = true; /* keep */
- if (owner->expression.vtype == TYPE_VECTOR) {
+ if (owner->vtype == TYPE_VECTOR) {
self->expression.vtype = TYPE_FLOAT;
self->expression.next = NULL;
} else {
* purpose that is not garbage-collected.
*/
ast_expression_delete((ast_expression*)self);
+ mem_d(self->name);
mem_d(self);
}
ast_expression *outtype;
ast_instantiate(ast_array_index, ctx, ast_array_index_delete);
- outtype = array->expression.next;
+ outtype = array->next;
if (!outtype) {
mem_d(self);
/* Error: field has no type... */
ast_propagate_effects(self, index);
ast_type_adopt(self, outtype);
- if (array->expression.vtype == TYPE_FIELD && outtype->expression.vtype == TYPE_ARRAY) {
+ if (array->vtype == TYPE_FIELD && outtype->vtype == TYPE_ARRAY) {
if (self->expression.vtype != TYPE_ARRAY) {
compile_error(ast_ctx(self), "array_index node on type");
ast_array_index_delete(self);
ast_propagate_effects(self, ontrue);
ast_propagate_effects(self, onfalse);
- if (ontrue->expression.vtype == TYPE_NIL)
+ if (ontrue->vtype == TYPE_NIL)
exprtype = onfalse;
ast_type_adopt(self, exprtype);
mem_d(self);
}
-void ast_label_register_goto(ast_label *self, ast_goto *g)
+static void ast_label_register_goto(ast_label *self, ast_goto *g)
{
vec_push(self->gotos, g);
}
ast_expression *funcexpr)
{
ast_instantiate(ast_call, ctx, ast_call_delete);
- if (!funcexpr->expression.next) {
+ if (!funcexpr->next) {
compile_error(ctx, "not a function");
mem_d(self);
return NULL;
self->func = funcexpr;
self->va_count = NULL;
- ast_type_adopt(self, funcexpr->expression.next);
+ ast_type_adopt(self, funcexpr->next);
return self;
}
bool retval = true;
const ast_expression *func = self->func;
size_t count = vec_size(self->params);
- if (count > vec_size(func->expression.params))
- count = vec_size(func->expression.params);
+ if (count > vec_size(func->params))
+ count = vec_size(func->params);
for (i = 0; i < count; ++i) {
- if (!ast_compare_type(self->params[i], (ast_expression*)(func->expression.params[i])))
+ if (!ast_compare_type(self->params[i], (ast_expression*)(func->params[i])))
{
ast_type_to_string(self->params[i], tgot, sizeof(tgot));
- ast_type_to_string((ast_expression*)func->expression.params[i], texp, sizeof(texp));
+ ast_type_to_string((ast_expression*)func->params[i], texp, sizeof(texp));
compile_error(ast_ctx(self), "invalid type for parameter %u in function call: expected %s, got %s",
(unsigned int)(i+1), texp, tgot);
/* we don't immediately return */
}
}
count = vec_size(self->params);
- if (count > vec_size(func->expression.params) && func->expression.varparam) {
+ if (count > vec_size(func->params) && func->varparam) {
for (; i < count; ++i) {
- if (!ast_compare_type(self->params[i], func->expression.varparam))
+ if (!ast_compare_type(self->params[i], func->varparam))
{
ast_type_to_string(self->params[i], tgot, sizeof(tgot));
- ast_type_to_string(func->expression.varparam, texp, sizeof(texp));
+ ast_type_to_string(func->varparam, texp, sizeof(texp));
compile_error(ast_ctx(self), "invalid type for parameter %u in function call: expected %s, got %s",
(unsigned int)(i+1), texp, tgot);
/* we don't immediately return */
void ast_block_collect(ast_block *self, ast_expression *expr)
{
vec_push(self->collect, expr);
- expr->expression.node.keep = true;
+ expr->node.keep = true;
}
void ast_block_delete(ast_block *self)
vtype->hasvalue = true;
vtype->constval.vfunc = self;
- self->varargs = NULL;
- self->argc = NULL;
- self->fixedparams = NULL;
+ self->varargs = NULL;
+ self->argc = NULL;
+ self->fixedparams = NULL;
+ self->return_value = NULL;
return self;
}
ast_delete(self->argc);
if (self->fixedparams)
ast_unref(self->fixedparams);
+ if (self->return_value)
+ ast_unref(self->return_value);
mem_d(self);
}
-const char* ast_function_label(ast_function *self, const char *prefix)
+static const char* ast_function_label(ast_function *self, const char *prefix)
{
size_t id;
size_t len;
* But I can't imagine a pituation where the output is truly unnecessary.
*/
-void _ast_codegen_output_type(ast_expression_common *self, ir_value *out)
+static void _ast_codegen_output_type(ast_expression *self, ir_value *out)
{
if (out->vtype == TYPE_FIELD)
- out->fieldtype = self->next->expression.vtype;
+ out->fieldtype = self->next->vtype;
if (out->vtype == TYPE_FUNCTION)
- out->outtype = self->next->expression.vtype;
+ out->outtype = self->next->vtype;
}
#define codegen_output_type(a,o) (_ast_codegen_output_type(&((a)->expression),(o)))
if (self->hasvalue && self->expression.vtype == TYPE_FUNCTION)
{
- ir_function *func = ir_builder_create_function(ir, self->name, self->expression.next->expression.vtype);
+ ir_function *func = ir_builder_create_function(ir, self->name, self->expression.next->vtype);
if (!func)
return false;
func->context = ast_ctx(self);
goto error;
}
- if (fieldtype->expression.vtype == TYPE_ARRAY) {
+ if (fieldtype->vtype == TYPE_ARRAY) {
size_t ai;
char *name;
size_t namelen;
- ast_expression_common *elemtype;
- int vtype;
- ast_value *array = (ast_value*)fieldtype;
+ ast_expression *elemtype;
+ int vtype;
+ ast_value *array = (ast_value*)fieldtype;
if (!ast_istype(fieldtype, ast_value)) {
compile_error(ast_ctx(self), "internal error: ast_value required");
if (!array->expression.count || array->expression.count > OPTS_OPTION_U32(OPTION_MAX_ARRAY_SIZE))
compile_error(ast_ctx(self), "Invalid array of size %lu", (unsigned long)array->expression.count);
- elemtype = &array->expression.next->expression;
+ elemtype = array->expression.next;
vtype = elemtype->vtype;
v = ir_builder_create_field(ir, self->name, vtype);
namelen = strlen(self->name);
name = (char*)mem_a(namelen + 16);
- strncpy(name, self->name, namelen);
+ util_strncpy(name, self->name, namelen);
array->ir_values = (ir_value**)mem_a(sizeof(array->ir_values[0]) * array->expression.count);
array->ir_values[0] = v;
for (ai = 1; ai < array->expression.count; ++ai) {
- snprintf(name + namelen, 16, "[%u]", (unsigned int)ai);
+ util_snprintf(name + namelen, 16, "[%u]", (unsigned int)ai);
array->ir_values[ai] = ir_builder_create_field(ir, name, vtype);
if (!array->ir_values[ai]) {
mem_d(name);
}
else
{
- v = ir_builder_create_field(ir, self->name, self->expression.next->expression.vtype);
+ v = ir_builder_create_field(ir, self->name, self->expression.next->vtype);
if (!v)
return false;
v->context = ast_ctx(self);
char *name;
size_t namelen;
- ast_expression_common *elemtype = &self->expression.next->expression;
+ ast_expression *elemtype = self->expression.next;
int vtype = elemtype->vtype;
/* same as with field arrays */
namelen = strlen(self->name);
name = (char*)mem_a(namelen + 16);
- strncpy(name, self->name, namelen);
+ util_strncpy(name, self->name, namelen);
self->ir_values = (ir_value**)mem_a(sizeof(self->ir_values[0]) * self->expression.count);
self->ir_values[0] = v;
for (ai = 1; ai < self->expression.count; ++ai) {
- snprintf(name + namelen, 16, "[%u]", (unsigned int)ai);
+ util_snprintf(name + namelen, 16, "[%u]", (unsigned int)ai);
self->ir_values[ai] = ir_builder_create_global(ir, name, vtype);
if (!self->ir_values[ai]) {
mem_d(name);
return false;
}
-bool ast_local_codegen(ast_value *self, ir_function *func, bool param)
+static bool ast_local_codegen(ast_value *self, ir_function *func, bool param)
{
ir_value *v = NULL;
char *name;
size_t namelen;
- ast_expression_common *elemtype = &self->expression.next->expression;
+ ast_expression *elemtype = self->expression.next;
int vtype = elemtype->vtype;
func->flags |= IR_FLAG_HAS_ARRAYS;
namelen = strlen(self->name);
name = (char*)mem_a(namelen + 16);
- strncpy(name, self->name, namelen);
+ util_strncpy(name, self->name, namelen);
self->ir_values[0] = v;
for (ai = 1; ai < self->expression.count; ++ai) {
- snprintf(name + namelen, 16, "[%u]", (unsigned int)ai);
+ util_snprintf(name + namelen, 16, "[%u]", (unsigned int)ai);
self->ir_values[ai] = ir_function_create_local(func, name, vtype, param);
if (!self->ir_values[ai]) {
compile_error(ast_ctx(self), "internal_error: ir_builder_create_global failed on `%s`", name);
self->ir_values[ai]->unique_life = true;
self->ir_values[ai]->locked = true;
}
+ mem_d(name);
}
else
{
{
ir_function *irf;
ir_value *dummy;
- ast_expression_common *ec;
+ ast_expression *ec;
ast_expression_codegen *cgen;
size_t i;
for (i = 0; i < vec_size(ec->params); ++i)
{
if (ec->params[i]->expression.vtype == TYPE_FIELD)
- vec_push(irf->params, ec->params[i]->expression.next->expression.vtype);
+ vec_push(irf->params, ec->params[i]->expression.next->vtype);
else
vec_push(irf->params, ec->params[i]->expression.vtype);
if (!self->builtin) {
return true;
}
+ /* have a local return value variable? */
+ if (self->return_value) {
+ if (!ast_local_codegen(self->return_value, self->ir_func, false))
+ return false;
+ }
+
if (!vec_size(self->blocks)) {
compile_error(ast_ctx(self), "function `%s` has no body", self->name);
return false;
if (!self->curblock->final)
{
if (!self->vtype->expression.next ||
- self->vtype->expression.next->expression.vtype == TYPE_VOID)
+ self->vtype->expression.next->vtype == TYPE_VOID)
{
return ir_block_create_return(self->curblock, ast_ctx(self), NULL);
}
else if (vec_size(self->curblock->entries) || self->curblock == irf->first)
{
- /* error("missing return"); */
- if (compile_warning(ast_ctx(self), WARN_MISSING_RETURN_VALUES,
+ if (self->return_value) {
+ cgen = self->return_value->expression.codegen;
+ if (!(*cgen)((ast_expression*)(self->return_value), self, false, &dummy))
+ return false;
+ return ir_block_create_return(self->curblock, ast_ctx(self), dummy);
+ }
+ else if (compile_warning(ast_ctx(self), WARN_MISSING_RETURN_VALUES,
"control reaches end of non-void function (`%s`) via %s",
self->name, self->curblock->label))
{
return false;
continue;
}
- gen = self->exprs[i]->expression.codegen;
+ gen = self->exprs[i]->codegen;
if (!(*gen)(self->exprs[i], func, false, out))
return false;
}
if (!(*cgen)((ast_expression*)(arr->setter), func, true, &funval))
return false;
- cgen = self->source->expression.codegen;
+ cgen = self->source->codegen;
if (!(*cgen)((ast_expression*)(self->source), func, false, &right))
return false;
{
/* regular code */
- cgen = self->dest->expression.codegen;
+ cgen = self->dest->codegen;
/* lvalue! */
if (!(*cgen)((ast_expression*)(self->dest), func, true, &left))
return false;
self->expression.outl = left;
- cgen = self->source->expression.codegen;
+ cgen = self->source->codegen;
/* rvalue! */
if (!(*cgen)((ast_expression*)(self->source), func, false, &right))
return false;
merge = ir_function_create_block(ast_ctx(self), func->ir_func, ast_function_label(func, "sce_merge"));
/* generate the left expression */
- cgen = self->left->expression.codegen;
+ cgen = self->left->codegen;
if (!(*cgen)((ast_expression*)(self->left), func, false, &left))
return false;
/* remember the block */
/* enter the right-expression's block */
func->curblock = other;
/* generate */
- cgen = self->right->expression.codegen;
+ cgen = self->right->codegen;
if (!(*cgen)((ast_expression*)(self->right), func, false, &right))
return false;
/* remember block */
return true;
}
- cgen = self->left->expression.codegen;
+ cgen = self->left->codegen;
if (!(*cgen)((ast_expression*)(self->left), func, false, &left))
return false;
- cgen = self->right->expression.codegen;
+ cgen = self->right->codegen;
if (!(*cgen)((ast_expression*)(self->right), func, false, &right))
return false;
if (!(*cgen)((ast_expression*)(idx), func, false, &iridx))
return false;
}
- cgen = self->dest->expression.codegen;
+ cgen = self->dest->codegen;
if (!(*cgen)((ast_expression*)(self->dest), func, false, &leftr))
return false;
/* source as rvalue only */
- cgen = self->source->expression.codegen;
+ cgen = self->source->codegen;
if (!(*cgen)((ast_expression*)(self->source), func, false, &right))
return false;
self->expression.outr = bin;
} else {
/* now store them */
- cgen = self->dest->expression.codegen;
+ cgen = self->dest->codegen;
/* lvalue of destination */
if (!(*cgen)((ast_expression*)(self->dest), func, true, &leftl))
return false;
return true;
}
- cgen = self->operand->expression.codegen;
+ cgen = self->operand->codegen;
/* lvalue! */
if (!(*cgen)((ast_expression*)(self->operand), func, false, &operand))
return false;
self->expression.outr = (ir_value*)1;
if (self->operand) {
- cgen = self->operand->expression.codegen;
+ cgen = self->operand->codegen;
/* lvalue! */
if (!(*cgen)((ast_expression*)(self->operand), func, false, &operand))
return false;
return true;
}
- cgen = self->entity->expression.codegen;
+ cgen = self->entity->codegen;
if (!(*cgen)((ast_expression*)(self->entity), func, false, &ent))
return false;
- cgen = self->field->expression.codegen;
+ cgen = self->field->codegen;
if (!(*cgen)((ast_expression*)(self->field), func, false, &field))
return false;
} else {
*out = ir_block_create_load_from_ent(func->curblock, ast_ctx(self), ast_function_label(func, "efv"),
ent, field, self->expression.vtype);
- /* Done AFTER error checking:
+ /* Done AFTER error checking:
codegen_output_type(self, *out);
*/
}
return true;
}
- cgen = self->owner->expression.codegen;
+ cgen = self->owner->codegen;
if (!(*cgen)((ast_expression*)(self->owner), func, false, &vec))
return false;
if (vec->vtype != TYPE_VECTOR &&
- !(vec->vtype == TYPE_FIELD && self->owner->expression.next->expression.vtype == TYPE_VECTOR))
+ !(vec->vtype == TYPE_FIELD && self->owner->next->vtype == TYPE_VECTOR))
{
return false;
}
return false;
}
- cgen = self->index->expression.codegen;
+ cgen = self->index->codegen;
if (!(*cgen)((ast_expression*)(self->index), func, false, &iridx))
return false;
if (idx->expression.vtype == TYPE_FLOAT) {
unsigned int arridx = idx->constval.vfloat;
- if (arridx >= self->array->expression.count)
+ if (arridx >= self->array->count)
{
compile_error(ast_ctx(self), "array index out of bounds: %i", arridx);
return false;
}
else if (idx->expression.vtype == TYPE_INTEGER) {
unsigned int arridx = idx->constval.vint;
- if (arridx >= self->array->expression.count)
+ if (arridx >= self->array->count)
{
compile_error(ast_ctx(self), "array index out of bounds: %i", arridx);
return false;
self->expression.outr = (ir_value*)1;
/* generate the condition */
- cgen = self->cond->expression.codegen;
+ cgen = self->cond->codegen;
if (!(*cgen)((ast_expression*)(self->cond), func, false, &condval))
return false;
/* update the block which will get the jump - because short-logic or ternaries may have changed this */
func->curblock = ontrue;
/* generate */
- cgen = self->on_true->expression.codegen;
+ cgen = self->on_true->codegen;
if (!(*cgen)((ast_expression*)(self->on_true), func, false, &dummy))
return false;
func->curblock = onfalse;
/* generate */
- cgen = self->on_false->expression.codegen;
+ cgen = self->on_false->codegen;
if (!(*cgen)((ast_expression*)(self->on_false), func, false, &dummy))
return false;
/* generate the condition */
func->curblock = cond;
- cgen = self->cond->expression.codegen;
+ cgen = self->cond->codegen;
if (!(*cgen)((ast_expression*)(self->cond), func, false, &condval))
return false;
cond_out = func->curblock;
func->curblock = ontrue;
/* generate */
- cgen = self->on_true->expression.codegen;
+ cgen = self->on_true->codegen;
if (!(*cgen)((ast_expression*)(self->on_true), func, false, &trueval))
return false;
func->curblock = onfalse;
/* generate */
- cgen = self->on_false->expression.codegen;
+ cgen = self->on_false->codegen;
if (!(*cgen)((ast_expression*)(self->on_false), func, false, &falseval))
return false;
*/
if (self->initexpr)
{
- cgen = self->initexpr->expression.codegen;
+ cgen = self->initexpr->codegen;
if (!(*cgen)((ast_expression*)(self->initexpr), func, false, &dummy))
return false;
}
func->curblock = bprecond;
/* generate */
- cgen = self->precond->expression.codegen;
+ cgen = self->precond->codegen;
if (!(*cgen)((ast_expression*)(self->precond), func, false, &precond))
return false;
/* generate */
if (self->body) {
- cgen = self->body->expression.codegen;
+ cgen = self->body->codegen;
if (!(*cgen)((ast_expression*)(self->body), func, false, &dummy))
return false;
}
func->curblock = bpostcond;
/* generate */
- cgen = self->postcond->expression.codegen;
+ cgen = self->postcond->codegen;
if (!(*cgen)((ast_expression*)(self->postcond), func, false, &postcond))
return false;
func->curblock = bincrement;
/* generate */
- cgen = self->increment->expression.codegen;
+ cgen = self->increment->codegen;
if (!(*cgen)((ast_expression*)(self->increment), func, false, &dummy))
return false;
(void)lvalue;
(void)out;
- cgen = self->operand->expression.codegen;
+ cgen = self->operand->codegen;
if (!(*cgen)((ast_expression*)(self->operand), func, false, &irop))
return false;
if (swcase->value) {
/* A regular case */
/* generate the condition operand */
- cgen = swcase->value->expression.codegen;
+ cgen = swcase->value->codegen;
if (!(*cgen)((ast_expression*)(swcase->value), func, false, &val))
return false;
/* generate the condition */
/* enter the case */
func->curblock = bcase;
- cgen = swcase->code->expression.codegen;
+ cgen = swcase->code->codegen;
if (!(*cgen)((ast_expression*)swcase->code, func, false, &dummy))
return false;
}
/* Now generate the default code */
- cgen = def_case->code->expression.codegen;
+ cgen = def_case->code->codegen;
if (!(*cgen)((ast_expression*)def_case->code, func, false, &dummy))
return false;
return true;
}
- cgen = self->func->expression.codegen;
+ cgen = self->func->codegen;
if (!(*cgen)((ast_expression*)(self->func), func, false, &funval))
return false;
if (!funval)
ir_value *param;
ast_expression *expr = self->params[i];
- cgen = expr->expression.codegen;
+ cgen = expr->codegen;
if (!(*cgen)(expr, func, false, ¶m))
goto error;
if (!param)
if (self->va_count) {
ir_value *va_count;
ir_builder *builder = func->curblock->owner->owner;
- cgen = self->va_count->expression.codegen;
+ cgen = self->va_count->codegen;
if (!(*cgen)((ast_expression*)(self->va_count), func, false, &va_count))
return false;
if (!ir_block_create_store_op(func->curblock, ast_ctx(self), INSTR_STORE_F,
callinstr = ir_block_create_call(func->curblock, ast_ctx(self),
ast_function_label(func, "call"),
- funval, !!(self->func->expression.flags & AST_FLAG_NORETURN));
+ funval, !!(self->func->flags & AST_FLAG_NORETURN));
if (!callinstr)
goto error;