"field",
"function",
"pointer",
-#if 0
"integer",
-#endif
- "variant"
+ "variant",
+ "struct",
+ "union",
+ "array"
};
size_t type_sizeof[TYPE_COUNT] = {
1, /* TYPE_FIELD */
1, /* TYPE_FUNCTION */
1, /* TYPE_POINTER */
-#if 0
1, /* TYPE_INTEGER */
-#endif
3, /* TYPE_VARIANT */
+ 0, /* TYPE_STRUCT */
+ 0, /* TYPE_UNION */
+ 0, /* TYPE_ARRAY */
};
uint16_t type_store_instr[TYPE_COUNT] = {
INSTR_STORE_ENT, /* should use I */
#if 0
INSTR_STORE_I, /* integer type */
+#else
+ INSTR_STORE_F,
+#endif
+
+ INSTR_STORE_V, /* variant, should never be accessed */
+
+ AINSTR_END, /* struct */
+ AINSTR_END, /* union */
+ AINSTR_END, /* array */
+};
+
+uint16_t field_store_instr[TYPE_COUNT] = {
+ INSTR_STORE_FLD,
+ INSTR_STORE_FLD,
+ INSTR_STORE_FLD,
+ INSTR_STORE_V,
+ INSTR_STORE_FLD,
+ INSTR_STORE_FLD,
+ INSTR_STORE_FLD,
+ INSTR_STORE_FLD,
+#if 0
+ INSTR_STORE_FLD, /* integer type */
+#else
+ INSTR_STORE_FLD,
#endif
INSTR_STORE_V, /* variant, should never be accessed */
+
+ AINSTR_END, /* struct */
+ AINSTR_END, /* union */
+ AINSTR_END, /* array */
};
uint16_t type_storep_instr[TYPE_COUNT] = {
INSTR_STOREP_ENT, /* should use I */
#if 0
INSTR_STOREP_ENT, /* integer type */
+#else
+ INSTR_STOREP_F,
#endif
INSTR_STOREP_V, /* variant, should never be accessed */
+
+ AINSTR_END, /* struct */
+ AINSTR_END, /* union */
+ AINSTR_END, /* array */
};
uint16_t type_eq_instr[TYPE_COUNT] = {
INSTR_EQ_E, /* should use I */
#if 0
INSTR_EQ_I,
+#else
+ INSTR_EQ_F,
#endif
INSTR_EQ_V, /* variant, should never be accessed */
+
+ AINSTR_END, /* struct */
+ AINSTR_END, /* union */
+ AINSTR_END, /* array */
};
uint16_t type_ne_instr[TYPE_COUNT] = {
INSTR_NE_E, /* should use I */
#if 0
INSTR_NE_I,
+#else
+ INSTR_NE_F,
#endif
INSTR_NE_V, /* variant, should never be accessed */
+
+ AINSTR_END, /* struct */
+ AINSTR_END, /* union */
+ AINSTR_END, /* array */
};
-MEM_VEC_FUNCTIONS(ir_value_vector, ir_value*, v)
+uint16_t type_not_instr[TYPE_COUNT] = {
+ INSTR_NOT_F, /* should use I when having integer support */
+ INSTR_NOT_S,
+ INSTR_NOT_F,
+ INSTR_NOT_V,
+ INSTR_NOT_ENT,
+ INSTR_NOT_ENT,
+ INSTR_NOT_FNC,
+ INSTR_NOT_ENT, /* should use I */
+#if 0
+ INSTR_NOT_I, /* integer type */
+#else
+ INSTR_NOT_F,
+#endif
+
+ INSTR_NOT_V, /* variant, should never be accessed */
+
+ AINSTR_END, /* struct */
+ AINSTR_END, /* union */
+ AINSTR_END, /* array */
+};
+
+/* protos */
+static void ir_gen_extparam(ir_builder *ir);
+
+/* error functions */
static void irerror(lex_ctx ctx, const char *msg, ...)
{
va_list ap;
va_start(ap, msg);
- cvprintmsg(ctx, LVL_ERROR, "internal error", msg, ap);
+ con_cvprintmsg((void*)&ctx, LVL_ERROR, "internal error", msg, ap);
va_end(ap);
}
va_list ap;
int lvl = LVL_WARNING;
- if (!OPTS_WARN(warntype))
+ if (warntype && !OPTS_WARN(warntype))
return false;
- if (opts_werror)
+ if (opts.werror)
lvl = LVL_ERROR;
va_start(ap, fmt);
- vprintmsg(lvl, ctx.file, ctx.line, "warning", fmt, ap);
+ con_vprintmsg(lvl, ctx.file, ctx.line, (opts.werror ? "error" : "warning"), fmt, ap);
va_end(ap);
- return opts_werror;
+ return opts.werror;
}
/***********************************************************************
- *IR Builder
+ * Vector utility functions
*/
+bool GMQCC_WARN vec_ir_value_find(ir_value **vec, ir_value *what, size_t *idx)
+{
+ size_t i;
+ size_t len = vec_size(vec);
+ for (i = 0; i < len; ++i) {
+ if (vec[i] == what) {
+ if (idx) *idx = i;
+ return true;
+ }
+ }
+ return false;
+}
+
+bool GMQCC_WARN vec_ir_block_find(ir_block **vec, ir_block *what, size_t *idx)
+{
+ size_t i;
+ size_t len = vec_size(vec);
+ for (i = 0; i < len; ++i) {
+ if (vec[i] == what) {
+ if (idx) *idx = i;
+ return true;
+ }
+ }
+ return false;
+}
+
+bool GMQCC_WARN vec_ir_instr_find(ir_instr **vec, ir_instr *what, size_t *idx)
+{
+ size_t i;
+ size_t len = vec_size(vec);
+ for (i = 0; i < len; ++i) {
+ if (vec[i] == what) {
+ if (idx) *idx = i;
+ return true;
+ }
+ }
+ return false;
+}
+
+/***********************************************************************
+ * IR Builder
+ */
+
+static void ir_block_delete_quick(ir_block* self);
+static void ir_instr_delete_quick(ir_instr *self);
+static void ir_function_delete_quick(ir_function *self);
+
ir_builder* ir_builder_new(const char *modulename)
{
ir_builder* self;
if (!self)
return NULL;
- MEM_VECTOR_INIT(self, functions);
- MEM_VECTOR_INIT(self, globals);
- MEM_VECTOR_INIT(self, fields);
+ self->functions = NULL;
+ self->globals = NULL;
+ self->fields = NULL;
+ self->extparams = NULL;
+ self->filenames = NULL;
+ self->filestrings = NULL;
+ self->htglobals = util_htnew(IR_HT_SIZE);
+ self->htfields = util_htnew(IR_HT_SIZE);
+ self->htfunctions = util_htnew(IR_HT_SIZE);
+
+ self->str_immediate = 0;
self->name = NULL;
if (!ir_builder_set_name(self, modulename)) {
mem_d(self);
return self;
}
-MEM_VEC_FUNCTIONS(ir_builder, ir_value*, globals)
-MEM_VEC_FUNCTIONS(ir_builder, ir_value*, fields)
-MEM_VEC_FUNCTIONS(ir_builder, ir_function*, functions)
-
void ir_builder_delete(ir_builder* self)
{
size_t i;
+ util_htdel(self->htglobals);
+ util_htdel(self->htfields);
+ util_htdel(self->htfunctions);
mem_d((void*)self->name);
- for (i = 0; i != self->functions_count; ++i) {
- ir_function_delete(self->functions[i]);
+ for (i = 0; i != vec_size(self->functions); ++i) {
+ ir_function_delete_quick(self->functions[i]);
}
- MEM_VECTOR_CLEAR(self, functions);
- for (i = 0; i != self->globals_count; ++i) {
+ vec_free(self->functions);
+ for (i = 0; i != vec_size(self->extparams); ++i) {
+ ir_value_delete(self->extparams[i]);
+ }
+ vec_free(self->extparams);
+ for (i = 0; i != vec_size(self->globals); ++i) {
ir_value_delete(self->globals[i]);
}
- MEM_VECTOR_CLEAR(self, globals);
- for (i = 0; i != self->fields_count; ++i) {
+ vec_free(self->globals);
+ for (i = 0; i != vec_size(self->fields); ++i) {
ir_value_delete(self->fields[i]);
}
- MEM_VECTOR_CLEAR(self, fields);
+ vec_free(self->fields);
+ vec_free(self->filenames);
+ vec_free(self->filestrings);
mem_d(self);
}
ir_function* ir_builder_get_function(ir_builder *self, const char *name)
{
- size_t i;
- for (i = 0; i < self->functions_count; ++i) {
- if (!strcmp(name, self->functions[i]->name))
- return self->functions[i];
- }
- return NULL;
+ return (ir_function*)util_htget(self->htfunctions, name);
}
ir_function* ir_builder_create_function(ir_builder *self, const char *name, int outtype)
}
fn = ir_function_new(self, outtype);
- if (!ir_function_set_name(fn, name) ||
- !ir_builder_functions_add(self, fn) )
+ if (!ir_function_set_name(fn, name))
{
ir_function_delete(fn);
return NULL;
}
+ vec_push(self->functions, fn);
+ util_htset(self->htfunctions, name, fn);
fn->value = ir_builder_create_global(self, fn->name, TYPE_FUNCTION);
if (!fn->value) {
return NULL;
}
- fn->value->isconst = true;
+ fn->value->hasvalue = true;
fn->value->outtype = outtype;
fn->value->constval.vfunc = fn;
fn->value->context = fn->context;
ir_value* ir_builder_get_global(ir_builder *self, const char *name)
{
- size_t i;
- for (i = 0; i < self->globals_count; ++i) {
- if (!strcmp(self->globals[i]->name, name))
- return self->globals[i];
- }
- return NULL;
+ return (ir_value*)util_htget(self->htglobals, name);
}
ir_value* ir_builder_create_global(ir_builder *self, const char *name, int vtype)
}
ve = ir_value_var(name, store_global, vtype);
- if (!ir_builder_globals_add(self, ve)) {
- ir_value_delete(ve);
- return NULL;
- }
+ vec_push(self->globals, ve);
+ util_htset(self->htglobals, name, ve);
return ve;
}
ir_value* ir_builder_get_field(ir_builder *self, const char *name)
{
- size_t i;
- for (i = 0; i < self->fields_count; ++i) {
- if (!strcmp(self->fields[i]->name, name))
- return self->fields[i];
- }
- return NULL;
+ return (ir_value*)util_htget(self->htfields, name);
}
ve = ir_value_var(name, store_global, TYPE_FIELD);
ve->fieldtype = vtype;
- if (!ir_builder_fields_add(self, ve)) {
- ir_value_delete(ve);
- return NULL;
- }
+ vec_push(self->fields, ve);
+ util_htset(self->htfields, name, ve);
return ve;
}
self->outtype = outtype;
self->value = NULL;
self->builtin = 0;
- MEM_VECTOR_INIT(self, params);
- MEM_VECTOR_INIT(self, blocks);
- MEM_VECTOR_INIT(self, values);
- MEM_VECTOR_INIT(self, locals);
+
+ self->params = NULL;
+ self->blocks = NULL;
+ self->values = NULL;
+ self->locals = NULL;
self->code_function_def = -1;
self->allocated_locals = 0;
self->run_id = 0;
return self;
}
-MEM_VEC_FUNCTIONS(ir_function, ir_value*, values)
-MEM_VEC_FUNCTIONS(ir_function, ir_block*, blocks)
-MEM_VEC_FUNCTIONS(ir_function, ir_value*, locals)
-MEM_VEC_FUNCTIONS(ir_function, int, params)
bool ir_function_set_name(ir_function *self, const char *name)
{
return !!self->name;
}
+static void ir_function_delete_quick(ir_function *self)
+{
+ size_t i;
+ mem_d((void*)self->name);
+
+ for (i = 0; i != vec_size(self->blocks); ++i)
+ ir_block_delete_quick(self->blocks[i]);
+ vec_free(self->blocks);
+
+ vec_free(self->params);
+
+ for (i = 0; i != vec_size(self->values); ++i)
+ ir_value_delete(self->values[i]);
+ vec_free(self->values);
+
+ for (i = 0; i != vec_size(self->locals); ++i)
+ ir_value_delete(self->locals[i]);
+ vec_free(self->locals);
+
+ /* self->value is deleted by the builder */
+
+ mem_d(self);
+}
+
void ir_function_delete(ir_function *self)
{
size_t i;
mem_d((void*)self->name);
- for (i = 0; i != self->blocks_count; ++i)
+ for (i = 0; i != vec_size(self->blocks); ++i)
ir_block_delete(self->blocks[i]);
- MEM_VECTOR_CLEAR(self, blocks);
+ vec_free(self->blocks);
- MEM_VECTOR_CLEAR(self, params);
+ vec_free(self->params);
- for (i = 0; i != self->values_count; ++i)
+ for (i = 0; i != vec_size(self->values); ++i)
ir_value_delete(self->values[i]);
- MEM_VECTOR_CLEAR(self, values);
+ vec_free(self->values);
- for (i = 0; i != self->locals_count; ++i)
+ for (i = 0; i != vec_size(self->locals); ++i)
ir_value_delete(self->locals[i]);
- MEM_VECTOR_CLEAR(self, locals);
+ vec_free(self->locals);
/* self->value is deleted by the builder */
mem_d(self);
}
-bool GMQCC_WARN ir_function_collect_value(ir_function *self, ir_value *v)
+void ir_function_collect_value(ir_function *self, ir_value *v)
{
- return ir_function_values_add(self, v);
+ vec_push(self->values, v);
}
-ir_block* ir_function_create_block(ir_function *self, const char *label)
+ir_block* ir_function_create_block(lex_ctx ctx, ir_function *self, const char *label)
{
ir_block* bn = ir_block_new(self, label);
- memcpy(&bn->context, &self->context, sizeof(self->context));
- if (!ir_function_blocks_add(self, bn)) {
- ir_block_delete(bn);
- return NULL;
- }
+ bn->context = ctx;
+ vec_push(self->blocks, bn);
return bn;
}
+static bool instr_is_operation(uint16_t op)
+{
+ return ( (op >= INSTR_MUL_F && op <= INSTR_GT) ||
+ (op >= INSTR_LOAD_F && op <= INSTR_LOAD_FNC) ||
+ (op == INSTR_ADDRESS) ||
+ (op >= INSTR_NOT_F && op <= INSTR_NOT_FNC) ||
+ (op >= INSTR_AND && op <= INSTR_BITOR) );
+}
+
+bool ir_function_pass_peephole(ir_function *self)
+{
+ size_t b;
+
+ for (b = 0; b < vec_size(self->blocks); ++b) {
+ size_t i;
+ ir_block *block = self->blocks[b];
+
+ for (i = 0; i < vec_size(block->instr); ++i) {
+ ir_instr *inst;
+ inst = block->instr[i];
+
+ if (i >= 1 &&
+ (inst->opcode >= INSTR_STORE_F &&
+ inst->opcode <= INSTR_STORE_FNC))
+ {
+ ir_instr *store;
+ ir_instr *oper;
+ ir_value *value;
+
+ store = inst;
+
+ oper = block->instr[i-1];
+ if (!instr_is_operation(oper->opcode))
+ continue;
+
+ value = oper->_ops[0];
+
+ /* only do it for SSA values */
+ if (value->store != store_value)
+ continue;
+
+ /* don't optimize out the temp if it's used later again */
+ if (vec_size(value->reads) != 1)
+ continue;
+
+ /* The very next store must use this value */
+ if (value->reads[0] != store)
+ continue;
+
+ /* And of course the store must _read_ from it, so it's in
+ * OP 1 */
+ if (store->_ops[1] != value)
+ continue;
+
+ ++optimization_count[OPTIM_PEEPHOLE];
+ (void)!ir_instr_op(oper, 0, store->_ops[0], true);
+
+ vec_remove(block->instr, i, 1);
+ ir_instr_delete(store);
+ }
+ else if (inst->opcode == VINSTR_COND)
+ {
+ /* COND on a value resulting from a NOT could
+ * remove the NOT and swap its operands
+ */
+ while (true) {
+ ir_block *tmp;
+ size_t inotid;
+ ir_instr *inot;
+ ir_value *value;
+ value = inst->_ops[0];
+
+ if (value->store != store_value ||
+ vec_size(value->reads) != 1 ||
+ value->reads[0] != inst)
+ {
+ break;
+ }
+
+ inot = value->writes[0];
+ if (inot->_ops[0] != value ||
+ inot->opcode < INSTR_NOT_F ||
+ inot->opcode > INSTR_NOT_FNC ||
+ inot->opcode == INSTR_NOT_V) /* can't do this one */
+ {
+ break;
+ }
+
+ /* count */
+ ++optimization_count[OPTIM_PEEPHOLE];
+ /* change operand */
+ (void)!ir_instr_op(inst, 0, inot->_ops[1], false);
+ /* remove NOT */
+ tmp = inot->owner;
+ for (inotid = 0; inotid < vec_size(tmp->instr); ++inotid) {
+ if (tmp->instr[inotid] == inot)
+ break;
+ }
+ if (inotid >= vec_size(tmp->instr)) {
+ compile_error(inst->context, "sanity-check failed: failed to find instruction to optimize out");
+ return false;
+ }
+ vec_remove(tmp->instr, inotid, 1);
+ ir_instr_delete(inot);
+ /* swap ontrue/onfalse */
+ tmp = inst->bops[0];
+ inst->bops[0] = inst->bops[1];
+ inst->bops[1] = tmp;
+ }
+ continue;
+ }
+ }
+ }
+
+ return true;
+}
+
+bool ir_function_pass_tailcall(ir_function *self)
+{
+ size_t b, p;
+
+ for (b = 0; b < vec_size(self->blocks); ++b) {
+ ir_value *funcval;
+ ir_instr *ret, *call, *store = NULL;
+ ir_block *block = self->blocks[b];
+
+ if (!block->final || vec_size(block->instr) < 2)
+ continue;
+
+ ret = block->instr[vec_size(block->instr)-1];
+ if (ret->opcode != INSTR_DONE && ret->opcode != INSTR_RETURN)
+ continue;
+
+ call = block->instr[vec_size(block->instr)-2];
+ if (call->opcode >= INSTR_STORE_F && call->opcode <= INSTR_STORE_FNC) {
+ /* account for the unoptimized
+ * CALL
+ * STORE %return, %tmp
+ * RETURN %tmp
+ * version
+ */
+ if (vec_size(block->instr) < 3)
+ continue;
+
+ store = call;
+ call = block->instr[vec_size(block->instr)-3];
+ }
+
+ if (call->opcode < INSTR_CALL0 || call->opcode > INSTR_CALL8)
+ continue;
+
+ if (store) {
+ /* optimize out the STORE */
+ if (ret->_ops[0] &&
+ ret->_ops[0] == store->_ops[0] &&
+ store->_ops[1] == call->_ops[0])
+ {
+ ++optimization_count[OPTIM_PEEPHOLE];
+ call->_ops[0] = store->_ops[0];
+ vec_remove(block->instr, vec_size(block->instr) - 2, 1);
+ ir_instr_delete(store);
+ }
+ else
+ continue;
+ }
+
+ if (!call->_ops[0])
+ continue;
+
+ funcval = call->_ops[1];
+ if (!funcval)
+ continue;
+ if (funcval->vtype != TYPE_FUNCTION || funcval->constval.vfunc != self)
+ continue;
+
+ /* now we have a CALL and a RET, check if it's a tailcall */
+ if (ret->_ops[0] && call->_ops[0] != ret->_ops[0])
+ continue;
+
+ ++optimization_count[OPTIM_TAIL_RECURSION];
+ vec_shrinkby(block->instr, 2);
+
+ block->final = false; /* open it back up */
+
+ /* emite parameter-stores */
+ for (p = 0; p < vec_size(call->params); ++p) {
+ /* assert(call->params_count <= self->locals_count); */
+ if (!ir_block_create_store(block, call->context, self->locals[p], call->params[p])) {
+ irerror(call->context, "failed to create tailcall store instruction for parameter %i", (int)p);
+ return false;
+ }
+ }
+ if (!ir_block_create_jump(block, call->context, self->blocks[0])) {
+ irerror(call->context, "failed to create tailcall jump");
+ return false;
+ }
+
+ ir_instr_delete(call);
+ ir_instr_delete(ret);
+ }
+
+ return true;
+}
+
bool ir_function_finalize(ir_function *self)
{
if (self->builtin)
return true;
+ if (OPTS_OPTIMIZATION(OPTIM_PEEPHOLE)) {
+ if (!ir_function_pass_peephole(self)) {
+ irerror(self->context, "generic optimization pass broke something in `%s`", self->name);
+ return false;
+ }
+ }
+
+ if (OPTS_OPTIMIZATION(OPTIM_TAIL_RECURSION)) {
+ if (!ir_function_pass_tailcall(self)) {
+ irerror(self->context, "tailcall optimization pass broke something in `%s`", self->name);
+ return false;
+ }
+ }
+
if (!ir_function_naive_phi(self))
return false;
if (!ir_function_calculate_liferanges(self))
return false;
-
if (!ir_function_allocate_locals(self))
return false;
return true;
}
-ir_value* ir_function_get_local(ir_function *self, const char *name)
-{
- size_t i;
- for (i = 0; i < self->locals_count; ++i) {
- if (!strcmp(self->locals[i]->name, name))
- return self->locals[i];
- }
- return NULL;
-}
-
ir_value* ir_function_create_local(ir_function *self, const char *name, int vtype, bool param)
{
- ir_value *ve = ir_function_get_local(self, name);
- if (ve) {
- return NULL;
- }
+ ir_value *ve;
if (param &&
- self->locals_count &&
- self->locals[self->locals_count-1]->store != store_param) {
+ vec_size(self->locals) &&
+ self->locals[vec_size(self->locals)-1]->store != store_param) {
irerror(self->context, "cannot add parameters after adding locals");
return NULL;
}
ve = ir_value_var(name, (param ? store_param : store_local), vtype);
- if (!ir_function_locals_add(self, ve)) {
- ir_value_delete(ve);
- return NULL;
- }
+ vec_push(self->locals, ve);
return ve;
}
memset(self, 0, sizeof(*self));
self->label = NULL;
- if (!ir_block_set_label(self, name)) {
+ if (name && !ir_block_set_label(self, name)) {
mem_d(self);
return NULL;
}
self->context.file = "<@no context>";
self->context.line = 0;
self->final = false;
- MEM_VECTOR_INIT(self, instr);
- MEM_VECTOR_INIT(self, entries);
- MEM_VECTOR_INIT(self, exits);
+
+ self->instr = NULL;
+ self->entries = NULL;
+ self->exits = NULL;
self->eid = 0;
self->is_return = false;
self->run_id = 0;
- MEM_VECTOR_INIT(self, living);
+
+ self->living = NULL;
self->generated = false;
return self;
}
-MEM_VEC_FUNCTIONS(ir_block, ir_instr*, instr)
-MEM_VEC_FUNCTIONS_ALL(ir_block, ir_block*, entries)
-MEM_VEC_FUNCTIONS_ALL(ir_block, ir_block*, exits)
-MEM_VEC_FUNCTIONS_ALL(ir_block, ir_value*, living)
+
+static void ir_block_delete_quick(ir_block* self)
+{
+ size_t i;
+ if (self->label) mem_d(self->label);
+ for (i = 0; i != vec_size(self->instr); ++i)
+ ir_instr_delete_quick(self->instr[i]);
+ vec_free(self->instr);
+ vec_free(self->entries);
+ vec_free(self->exits);
+ vec_free(self->living);
+ mem_d(self);
+}
void ir_block_delete(ir_block* self)
{
size_t i;
- mem_d(self->label);
- for (i = 0; i != self->instr_count; ++i)
+ if (self->label) mem_d(self->label);
+ for (i = 0; i != vec_size(self->instr); ++i)
ir_instr_delete(self->instr[i]);
- MEM_VECTOR_CLEAR(self, instr);
- MEM_VECTOR_CLEAR(self, entries);
- MEM_VECTOR_CLEAR(self, exits);
- MEM_VECTOR_CLEAR(self, living);
+ vec_free(self->instr);
+ vec_free(self->entries);
+ vec_free(self->exits);
+ vec_free(self->living);
mem_d(self);
}
*IR Instructions
*/
-ir_instr* ir_instr_new(ir_block* owner, int op)
+ir_instr* ir_instr_new(lex_ctx ctx, ir_block* owner, int op)
{
ir_instr *self;
self = (ir_instr*)mem_a(sizeof(*self));
return NULL;
self->owner = owner;
- self->context.file = "<@no context>";
- self->context.line = 0;
+ self->context = ctx;
self->opcode = op;
self->_ops[0] = NULL;
self->_ops[1] = NULL;
self->_ops[2] = NULL;
self->bops[0] = NULL;
self->bops[1] = NULL;
- MEM_VECTOR_INIT(self, phi);
- MEM_VECTOR_INIT(self, params);
+
+ self->phi = NULL;
+ self->params = NULL;
self->eid = 0;
+
+ self->likely = true;
return self;
}
-MEM_VEC_FUNCTIONS(ir_instr, ir_phi_entry_t, phi)
-MEM_VEC_FUNCTIONS(ir_instr, ir_value*, params)
+
+static void ir_instr_delete_quick(ir_instr *self)
+{
+ vec_free(self->phi);
+ vec_free(self->params);
+ mem_d(self);
+}
void ir_instr_delete(ir_instr *self)
{
* gcc doesn't care about an explicit: (void)foo(); to ignore the result,
* I have to improvise here and use if(foo());
*/
- for (i = 0; i < self->phi_count; ++i) {
+ for (i = 0; i < vec_size(self->phi); ++i) {
size_t idx;
- if (ir_value_writes_find(self->phi[i].value, self, &idx))
- if (ir_value_writes_remove(self->phi[i].value, idx)) GMQCC_SUPPRESS_EMPTY_BODY;
- if (ir_value_reads_find(self->phi[i].value, self, &idx))
- if (ir_value_reads_remove (self->phi[i].value, idx)) GMQCC_SUPPRESS_EMPTY_BODY;
+ if (vec_ir_instr_find(self->phi[i].value->writes, self, &idx))
+ vec_remove(self->phi[i].value->writes, idx, 1);
+ if (vec_ir_instr_find(self->phi[i].value->reads, self, &idx))
+ vec_remove(self->phi[i].value->reads, idx, 1);
}
- MEM_VECTOR_CLEAR(self, phi);
- for (i = 0; i < self->params_count; ++i) {
+ vec_free(self->phi);
+ for (i = 0; i < vec_size(self->params); ++i) {
size_t idx;
- if (ir_value_writes_find(self->params[i], self, &idx))
- if (ir_value_writes_remove(self->params[i], idx)) GMQCC_SUPPRESS_EMPTY_BODY;
- if (ir_value_reads_find(self->params[i], self, &idx))
- if (ir_value_reads_remove (self->params[i], idx)) GMQCC_SUPPRESS_EMPTY_BODY;
- }
- MEM_VECTOR_CLEAR(self, params);
- if (ir_instr_op(self, 0, NULL, false)) GMQCC_SUPPRESS_EMPTY_BODY;
- if (ir_instr_op(self, 1, NULL, false)) GMQCC_SUPPRESS_EMPTY_BODY;
- if (ir_instr_op(self, 2, NULL, false)) GMQCC_SUPPRESS_EMPTY_BODY;
+ if (vec_ir_instr_find(self->params[i]->writes, self, &idx))
+ vec_remove(self->params[i]->writes, idx, 1);
+ if (vec_ir_instr_find(self->params[i]->reads, self, &idx))
+ vec_remove(self->params[i]->reads, idx, 1);
+ }
+ vec_free(self->params);
+ (void)!ir_instr_op(self, 0, NULL, false);
+ (void)!ir_instr_op(self, 1, NULL, false);
+ (void)!ir_instr_op(self, 2, NULL, false);
mem_d(self);
}
{
if (self->_ops[op]) {
size_t idx;
- if (writing && ir_value_writes_find(self->_ops[op], self, &idx))
- {
- if (!ir_value_writes_remove(self->_ops[op], idx))
- return false;
- }
- else if (ir_value_reads_find(self->_ops[op], self, &idx))
- {
- if (!ir_value_reads_remove(self->_ops[op], idx))
- return false;
- }
+ if (writing && vec_ir_instr_find(self->_ops[op]->writes, self, &idx))
+ vec_remove(self->_ops[op]->writes, idx, 1);
+ else if (vec_ir_instr_find(self->_ops[op]->reads, self, &idx))
+ vec_remove(self->_ops[op]->reads, idx, 1);
}
if (v) {
- if (writing) {
- if (!ir_value_writes_add(v, self))
- return false;
- } else {
- if (!ir_value_reads_add(v, self))
- return false;
- }
+ if (writing)
+ vec_push(v->writes, self);
+ else
+ vec_push(v->reads, self);
}
self->_ops[op] = v;
return true;
self->fieldtype = TYPE_VOID;
self->outtype = TYPE_VOID;
self->store = storetype;
- MEM_VECTOR_INIT(self, reads);
- MEM_VECTOR_INIT(self, writes);
- self->isconst = false;
+
+ self->reads = NULL;
+ self->writes = NULL;
+
+ self->cvq = CV_NONE;
+ self->hasvalue = false;
self->context.file = "<@no context>";
self->context.line = 0;
self->name = NULL;
- ir_value_set_name(self, name);
+ if (name && !ir_value_set_name(self, name)) {
+ irerror(self->context, "out of memory");
+ mem_d(self);
+ return NULL;
+ }
memset(&self->constval, 0, sizeof(self->constval));
memset(&self->code, 0, sizeof(self->code));
self->members[2] = NULL;
self->memberof = NULL;
- MEM_VECTOR_INIT(self, life);
+ self->unique_life = false;
+
+ self->life = NULL;
return self;
}
return m;
}
-MEM_VEC_FUNCTIONS(ir_value, ir_life_entry_t, life)
-MEM_VEC_FUNCTIONS_ALL(ir_value, ir_instr*, reads)
-MEM_VEC_FUNCTIONS_ALL(ir_value, ir_instr*, writes)
-
ir_value* ir_value_out(ir_function *owner, const char *name, int storetype, int vtype)
{
ir_value *v = ir_value_var(name, storetype, vtype);
if (!v)
return NULL;
- if (!ir_function_collect_value(owner, v))
- {
- ir_value_delete(v);
- return NULL;
- }
+ ir_function_collect_value(owner, v);
return v;
}
size_t i;
if (self->name)
mem_d((void*)self->name);
- if (self->isconst)
+ if (self->hasvalue)
{
if (self->vtype == TYPE_STRING)
mem_d((void*)self->constval.vstring);
if (self->members[i])
ir_value_delete(self->members[i]);
}
- MEM_VECTOR_CLEAR(self, reads);
- MEM_VECTOR_CLEAR(self, writes);
- MEM_VECTOR_CLEAR(self, life);
+ vec_free(self->reads);
+ vec_free(self->writes);
+ vec_free(self->life);
mem_d(self);
}
-void ir_value_set_name(ir_value *self, const char *name)
+bool ir_value_set_name(ir_value *self, const char *name)
{
if (self->name)
mem_d((void*)self->name);
self->name = util_strdup(name);
+ return !!self->name;
}
bool ir_value_set_float(ir_value *self, float f)
if (self->vtype != TYPE_FLOAT)
return false;
self->constval.vfloat = f;
- self->isconst = true;
+ self->hasvalue = true;
return true;
}
if (self->vtype != TYPE_FUNCTION)
return false;
self->constval.vint = f;
- self->isconst = true;
+ self->hasvalue = true;
return true;
}
if (self->vtype != TYPE_VECTOR)
return false;
self->constval.vvec = v;
- self->isconst = true;
+ self->hasvalue = true;
return true;
}
if (self->vtype != TYPE_FIELD)
return false;
self->constval.vpointer = fld;
- self->isconst = true;
+ self->hasvalue = true;
return true;
}
if (self->vtype != TYPE_STRING)
return false;
self->constval.vstring = ir_strdup(str);
- self->isconst = true;
+ self->hasvalue = true;
return true;
}
if (self->vtype != TYPE_INTEGER)
return false;
self->constval.vint = i;
- self->isconst = true;
+ self->hasvalue = true;
return true;
}
#endif
bool ir_value_lives(ir_value *self, size_t at)
{
size_t i;
- for (i = 0; i < self->life_count; ++i)
+ for (i = 0; i < vec_size(self->life); ++i)
{
ir_life_entry_t *life = &self->life[i];
if (life->start <= at && at <= life->end)
bool ir_value_life_insert(ir_value *self, size_t idx, ir_life_entry_t e)
{
size_t k;
- if (!ir_value_life_add(self, e)) /* naive... */
- return false;
- for (k = self->life_count-1; k > idx; --k)
+ vec_push(self->life, e);
+ for (k = vec_size(self->life)-1; k > idx; --k)
self->life[k] = self->life[k-1];
self->life[idx] = e;
return true;
ir_life_entry_t new_entry;
/* Find the first range >= s */
- for (i = 0; i < self->life_count; ++i)
+ for (i = 0; i < vec_size(self->life); ++i)
{
before = life;
life = &self->life[i];
break;
}
/* nothing found? append */
- if (i == self->life_count) {
+ if (i == vec_size(self->life)) {
ir_life_entry_t e;
if (life && life->end+1 == s)
{
if (life && life->end >= s)
return false;
e.start = e.end = s;
- if (!ir_value_life_add(self, e))
- return false; /* failing */
+ vec_push(self->life, e);
return true;
}
/* found */
{
/* merge */
before->end = life->end;
- if (!ir_value_life_remove(self, i))
- return false; /* failing */
+ vec_remove(self->life, i, 1);
return true;
}
if (before->end + 1 == s)
{
size_t i, myi;
- if (!other->life_count)
+ if (!vec_size(other->life))
return true;
- if (!self->life_count) {
- for (i = 0; i < other->life_count; ++i) {
- if (!ir_value_life_add(self, other->life[i]))
- return false;
- }
+ if (!vec_size(self->life)) {
+ size_t count = vec_size(other->life);
+ ir_life_entry_t *life = vec_add(self->life, count);
+ memcpy(life, other->life, count * sizeof(*life));
return true;
}
myi = 0;
- for (i = 0; i < other->life_count; ++i)
+ for (i = 0; i < vec_size(other->life); ++i)
{
const ir_life_entry_t *life = &other->life[i];
while (true)
}
if (life->start < entry->start &&
- life->end >= entry->start)
+ life->end+1 >= entry->start)
{
/* starts earlier and overlaps */
entry->start = life->start;
}
- if (life->end > entry->end &&
- life->start-1 <= entry->end)
+ if (life->end > entry->end &&
+ life->start <= entry->end+1)
{
/* ends later and overlaps */
entry->end = life->end;
}
/* see if our change combines it with the next ranges */
- while (myi+1 < self->life_count &&
+ while (myi+1 < vec_size(self->life) &&
entry->end+1 >= self->life[1+myi].start)
{
/* overlaps with (myi+1) */
if (entry->end < self->life[1+myi].end)
entry->end = self->life[1+myi].end;
- if (!ir_value_life_remove(self, myi+1))
- return false;
+ vec_remove(self->life, myi+1, 1);
entry = &self->life[myi];
}
{
++myi;
/* append if we're at the end */
- if (myi >= self->life_count) {
- if (!ir_value_life_add(self, *life))
- return false;
+ if (myi >= vec_size(self->life)) {
+ vec_push(self->life, *life);
break;
}
/* otherweise check the next range */
ir_life_entry_t *la, *lb, *enda, *endb;
/* first of all, if either has no life range, they cannot clash */
- if (!a->life_count || !b->life_count)
+ if (!vec_size(a->life) || !vec_size(b->life))
return false;
la = a->life;
lb = b->life;
- enda = la + a->life_count;
- endb = lb + b->life_count;
+ enda = la + vec_size(a->life);
+ endb = lb + vec_size(b->life);
while (true)
{
/* check if the entries overlap, for that,
*IR main operations
*/
-bool ir_block_create_store_op(ir_block *self, int op, ir_value *target, ir_value *what)
+bool ir_block_create_store_op(ir_block *self, lex_ctx ctx, int op, ir_value *target, ir_value *what)
{
- ir_instr *in = ir_instr_new(self, op);
+ ir_instr *in;
+ if (self->final) {
+ irerror(self->context, "unreachable statement (%s)", self->label);
+ return false;
+ }
+ in = ir_instr_new(ctx, self, op);
if (!in)
return false;
}
if (!ir_instr_op(in, 0, target, true) ||
- !ir_instr_op(in, 1, what, false) ||
- !ir_block_instr_add(self, in) )
+ !ir_instr_op(in, 1, what, false))
{
return false;
}
+ vec_push(self->instr, in);
return true;
}
-bool ir_block_create_store(ir_block *self, ir_value *target, ir_value *what)
+bool ir_block_create_store(ir_block *self, lex_ctx ctx, ir_value *target, ir_value *what)
{
int op = 0;
int vtype;
op = INSTR_STORE_V;
}
- return ir_block_create_store_op(self, op, target, what);
+ return ir_block_create_store_op(self, ctx, op, target, what);
}
-bool ir_block_create_storep(ir_block *self, ir_value *target, ir_value *what)
+bool ir_block_create_storep(ir_block *self, lex_ctx ctx, ir_value *target, ir_value *what)
{
int op = 0;
int vtype;
op = INSTR_STOREP_V;
}
- return ir_block_create_store_op(self, op, target, what);
+ return ir_block_create_store_op(self, ctx, op, target, what);
}
-bool ir_block_create_return(ir_block *self, ir_value *v)
+bool ir_block_create_return(ir_block *self, lex_ctx ctx, ir_value *v)
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
self->is_return = true;
- in = ir_instr_new(self, INSTR_RETURN);
+ in = ir_instr_new(ctx, self, INSTR_RETURN);
if (!in)
return false;
if (v && !ir_instr_op(in, 0, v, false))
return false;
- if (!ir_block_instr_add(self, in))
- return false;
+ vec_push(self->instr, in);
return true;
}
-bool ir_block_create_if(ir_block *self, ir_value *v,
+bool ir_block_create_if(ir_block *self, lex_ctx ctx, ir_value *v,
ir_block *ontrue, ir_block *onfalse)
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
- /*in = ir_instr_new(self, (v->vtype == TYPE_STRING ? INSTR_IF_S : INSTR_IF_F));*/
- in = ir_instr_new(self, VINSTR_COND);
+ /*in = ir_instr_new(ctx, self, (v->vtype == TYPE_STRING ? INSTR_IF_S : INSTR_IF_F));*/
+ in = ir_instr_new(ctx, self, VINSTR_COND);
if (!in)
return false;
in->bops[0] = ontrue;
in->bops[1] = onfalse;
- if (!ir_block_instr_add(self, in))
- return false;
+ vec_push(self->instr, in);
- if (!ir_block_exits_add(self, ontrue) ||
- !ir_block_exits_add(self, onfalse) ||
- !ir_block_entries_add(ontrue, self) ||
- !ir_block_entries_add(onfalse, self) )
- {
- return false;
- }
+ vec_push(self->exits, ontrue);
+ vec_push(self->exits, onfalse);
+ vec_push(ontrue->entries, self);
+ vec_push(onfalse->entries, self);
return true;
}
-bool ir_block_create_jump(ir_block *self, ir_block *to)
+bool ir_block_create_jump(ir_block *self, lex_ctx ctx, ir_block *to)
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
- in = ir_instr_new(self, VINSTR_JUMP);
+ in = ir_instr_new(ctx, self, VINSTR_JUMP);
if (!in)
return false;
in->bops[0] = to;
- if (!ir_block_instr_add(self, in))
- return false;
+ vec_push(self->instr, in);
- if (!ir_block_exits_add(self, to) ||
- !ir_block_entries_add(to, self) )
- {
- return false;
- }
+ vec_push(self->exits, to);
+ vec_push(to->entries, self);
return true;
}
-bool ir_block_create_goto(ir_block *self, ir_block *to)
+bool ir_block_create_goto(ir_block *self, lex_ctx ctx, ir_block *to)
{
ir_instr *in;
if (self->final) {
- irerror(self->context, "block already ended (%s)", self->label);
+ irerror(self->context, "unreachable statement (%s)", self->label);
return false;
}
self->final = true;
- in = ir_instr_new(self, INSTR_GOTO);
+ in = ir_instr_new(ctx, self, INSTR_GOTO);
if (!in)
return false;
in->bops[0] = to;
- if (!ir_block_instr_add(self, in))
- return false;
+ vec_push(self->instr, in);
- if (!ir_block_exits_add(self, to) ||
- !ir_block_entries_add(to, self) )
- {
- return false;
- }
+ vec_push(self->exits, to);
+ vec_push(to->entries, self);
return true;
}
-ir_instr* ir_block_create_phi(ir_block *self, const char *label, int ot)
+ir_instr* ir_block_create_phi(ir_block *self, lex_ctx ctx, const char *label, int ot)
{
ir_value *out;
ir_instr *in;
- in = ir_instr_new(self, VINSTR_PHI);
+ in = ir_instr_new(ctx, self, VINSTR_PHI);
if (!in)
return NULL;
out = ir_value_out(self->owner, label, store_value, ot);
ir_value_delete(out);
return NULL;
}
- if (!ir_block_instr_add(self, in)) {
- ir_instr_delete(in);
- ir_value_delete(out);
- return NULL;
- }
+ vec_push(self->instr, in);
return in;
}
return self->_ops[0];
}
-bool ir_phi_add(ir_instr* self, ir_block *b, ir_value *v)
+void ir_phi_add(ir_instr* self, ir_block *b, ir_value *v)
{
ir_phi_entry_t pe;
- if (!ir_block_entries_find(self->owner, b, NULL)) {
+ if (!vec_ir_block_find(self->owner->entries, b, NULL)) {
/* Must not be possible to cause this, otherwise the AST
* is doing something wrong.
*/
pe.value = v;
pe.from = b;
- if (!ir_value_reads_add(v, self))
- return false;
- return ir_instr_phi_add(self, pe);
+ vec_push(v->reads, self);
+ vec_push(self->phi, pe);
}
/* call related code */
-ir_instr* ir_block_create_call(ir_block *self, const char *label, ir_value *func)
+ir_instr* ir_block_create_call(ir_block *self, lex_ctx ctx, const char *label, ir_value *func)
{
ir_value *out;
ir_instr *in;
- in = ir_instr_new(self, INSTR_CALL0);
+ in = ir_instr_new(ctx, self, INSTR_CALL0);
if (!in)
return NULL;
out = ir_value_out(self->owner, label, (func->outtype == TYPE_VOID) ? store_return : store_value, func->outtype);
return NULL;
}
if (!ir_instr_op(in, 0, out, true) ||
- !ir_instr_op(in, 1, func, false) ||
- !ir_block_instr_add(self, in))
+ !ir_instr_op(in, 1, func, false))
{
ir_instr_delete(in);
ir_value_delete(out);
return NULL;
}
+ vec_push(self->instr, in);
return in;
}
return self->_ops[0];
}
-bool ir_call_param(ir_instr* self, ir_value *v)
+void ir_call_param(ir_instr* self, ir_value *v)
{
- if (!ir_instr_params_add(self, v))
- return false;
- if (!ir_value_reads_add(v, self)) {
- if (!ir_instr_params_remove(self, self->params_count-1))
- GMQCC_SUPPRESS_EMPTY_BODY;
- return false;
- }
- return true;
+ vec_push(self->params, v);
+ vec_push(v->reads, self);
}
/* binary op related code */
-ir_value* ir_block_create_binop(ir_block *self,
+ir_value* ir_block_create_binop(ir_block *self, lex_ctx ctx,
const char *label, int opcode,
ir_value *left, ir_value *right)
{
return NULL;
}
- return ir_block_create_general_instr(self, label, opcode, left, right, ot);
+ return ir_block_create_general_instr(self, ctx, label, opcode, left, right, ot);
}
-ir_value* ir_block_create_unary(ir_block *self,
+ir_value* ir_block_create_unary(ir_block *self, lex_ctx ctx,
const char *label, int opcode,
ir_value *operand)
{
}
/* let's use the general instruction creator and pass NULL for OPB */
- return ir_block_create_general_instr(self, label, opcode, operand, NULL, ot);
+ return ir_block_create_general_instr(self, ctx, label, opcode, operand, NULL, ot);
}
-ir_value* ir_block_create_general_instr(ir_block *self, const char *label,
+ir_value* ir_block_create_general_instr(ir_block *self, lex_ctx ctx, const char *label,
int op, ir_value *a, ir_value *b, int outype)
{
ir_instr *instr;
if (!out)
return NULL;
- instr = ir_instr_new(self, op);
+ instr = ir_instr_new(ctx, self, op);
if (!instr) {
ir_value_delete(out);
return NULL;
goto on_error;
}
- if (!ir_block_instr_add(self, instr))
- goto on_error;
+ vec_push(self->instr, instr);
return out;
on_error:
return NULL;
}
-ir_value* ir_block_create_fieldaddress(ir_block *self, const char *label, ir_value *ent, ir_value *field)
+ir_value* ir_block_create_fieldaddress(ir_block *self, lex_ctx ctx, const char *label, ir_value *ent, ir_value *field)
{
ir_value *v;
if (field->vtype != TYPE_FIELD)
return NULL;
- v = ir_block_create_general_instr(self, label, INSTR_ADDRESS, ent, field, TYPE_POINTER);
+ v = ir_block_create_general_instr(self, ctx, label, INSTR_ADDRESS, ent, field, TYPE_POINTER);
v->fieldtype = field->fieldtype;
return v;
}
-ir_value* ir_block_create_load_from_ent(ir_block *self, const char *label, ir_value *ent, ir_value *field, int outype)
+ir_value* ir_block_create_load_from_ent(ir_block *self, lex_ctx ctx, const char *label, ir_value *ent, ir_value *field, int outype)
{
int op;
if (ent->vtype != TYPE_ENTITY)
case TYPE_INTEGER: op = INSTR_LOAD_I; break;
#endif
default:
+ irerror(self->context, "invalid type for ir_block_create_load_from_ent: %s", type_name[outype]);
return NULL;
}
- return ir_block_create_general_instr(self, label, op, ent, field, outype);
+ return ir_block_create_general_instr(self, ctx, label, op, ent, field, outype);
}
-ir_value* ir_block_create_add(ir_block *self,
+ir_value* ir_block_create_add(ir_block *self, lex_ctx ctx,
const char *label,
ir_value *left, ir_value *right)
{
if (l == r) {
switch (l) {
default:
+ irerror(self->context, "invalid type for ir_block_create_add: %s", type_name[l]);
return NULL;
case TYPE_FLOAT:
op = INSTR_ADD_F;
op = INSTR_ADD_IF;
else
#endif
+ {
+ irerror(self->context, "invalid type for ir_block_create_add: %s", type_name[l]);
return NULL;
+ }
}
- return ir_block_create_binop(self, label, op, left, right);
+ return ir_block_create_binop(self, ctx, label, op, left, right);
}
-ir_value* ir_block_create_sub(ir_block *self,
+ir_value* ir_block_create_sub(ir_block *self, lex_ctx ctx,
const char *label,
ir_value *left, ir_value *right)
{
switch (l) {
default:
+ irerror(self->context, "invalid type for ir_block_create_sub: %s", type_name[l]);
return NULL;
case TYPE_FLOAT:
op = INSTR_SUB_F;
op = INSTR_SUB_IF;
else
#endif
+ {
+ irerror(self->context, "invalid type for ir_block_create_sub: %s", type_name[l]);
return NULL;
+ }
}
- return ir_block_create_binop(self, label, op, left, right);
+ return ir_block_create_binop(self, ctx, label, op, left, right);
}
-ir_value* ir_block_create_mul(ir_block *self,
+ir_value* ir_block_create_mul(ir_block *self, lex_ctx ctx,
const char *label,
ir_value *left, ir_value *right)
{
switch (l) {
default:
+ irerror(self->context, "invalid type for ir_block_create_mul: %s", type_name[l]);
return NULL;
case TYPE_FLOAT:
op = INSTR_MUL_F;
else if ( (l == TYPE_INTEGER && r == TYPE_FLOAT) )
op = INSTR_MUL_IF;
#endif
- else
+ else {
+ irerror(self->context, "invalid type for ir_block_create_mul: %s", type_name[l]);
return NULL;
+ }
}
- return ir_block_create_binop(self, label, op, left, right);
+ return ir_block_create_binop(self, ctx, label, op, left, right);
}
-ir_value* ir_block_create_div(ir_block *self,
+ir_value* ir_block_create_div(ir_block *self, lex_ctx ctx,
const char *label,
ir_value *left, ir_value *right)
{
switch (l) {
default:
+ irerror(self->context, "invalid type for ir_block_create_div: %s", type_name[l]);
return NULL;
case TYPE_FLOAT:
op = INSTR_DIV_F;
op = INSTR_DIV_IF;
else
#endif
+ {
+ irerror(self->context, "invalid type for ir_block_create_div: %s", type_name[l]);
return NULL;
+ }
}
- return ir_block_create_binop(self, label, op, left, right);
+ return ir_block_create_binop(self, ctx, label, op, left, right);
}
/* PHI resolving breaks the SSA, and must thus be the last
{
size_t i;
- for (i = 0; i < self->blocks_count; ++i)
+ for (i = 0; i < vec_size(self->blocks); ++i)
{
if (!ir_block_naive_phi(self->blocks[i]))
return false;
return true;
}
+#if 0
static bool ir_naive_phi_emit_store(ir_block *block, size_t iid, ir_value *old, ir_value *what)
{
ir_instr *instr;
return false;
/* we now move it up */
- instr = block->instr[block->instr_count-1];
- for (i = block->instr_count; i > iid; --i)
+ instr = vec_last(block->instr);
+ for (i = vec_size(block->instr)-1; i > iid; --i)
block->instr[i] = block->instr[i-1];
block->instr[i] = instr;
return true;
}
+#endif
static bool ir_block_naive_phi(ir_block *self)
{
- size_t i, p, w;
+ size_t i, p; /*, w;*/
/* FIXME: optionally, create_phi can add the phis
* to a list so we don't need to loop through blocks
* - anyway: "don't optimize YET"
*/
- for (i = 0; i < self->instr_count; ++i)
+ for (i = 0; i < vec_size(self->instr); ++i)
{
ir_instr *instr = self->instr[i];
if (instr->opcode != VINSTR_PHI)
continue;
- if (!ir_block_instr_remove(self, i))
- return false;
+ vec_remove(self->instr, i, 1);
--i; /* NOTE: i+1 below */
- for (p = 0; p < instr->phi_count; ++p)
+ for (p = 0; p < vec_size(instr->phi); ++p)
{
ir_value *v = instr->phi[p].value;
- for (w = 0; w < v->writes_count; ++w) {
+ ir_block *b = instr->phi[p].from;
+
+ if (v->store == store_value &&
+ vec_size(v->reads) == 1 &&
+ vec_size(v->writes) == 1)
+ {
+ /* replace the value */
+ if (!ir_instr_op(v->writes[0], 0, instr->_ops[0], true))
+ return false;
+ }
+ else
+ {
+ /* force a move instruction */
+ ir_instr *prevjump = vec_last(b->instr);
+ vec_pop(b->instr);
+ b->final = false;
+ instr->_ops[0]->store = store_global;
+ if (!ir_block_create_store(b, instr->context, instr->_ops[0], v))
+ return false;
+ instr->_ops[0]->store = store_value;
+ vec_push(b->instr, prevjump);
+ b->final = true;
+ }
+
+#if 0
+ ir_value *v = instr->phi[p].value;
+ for (w = 0; w < vec_size(v->writes); ++w) {
ir_value *old;
if (!v->writes[w]->_ops[0])
*/
if (!ir_naive_phi_emit_store(self, i+1, old, v))
return false;
- if (i+1 < self->instr_count)
+ if (i+1 < vec_size(self->instr))
instr = self->instr[i+1];
else
instr = NULL;
{
/* If it didn't, we can replace all reads by the phi target now. */
size_t r;
- for (r = 0; r < old->reads_count; ++r)
+ for (r = 0; r < vec_size(old->reads); ++r)
{
size_t op;
ir_instr *ri = old->reads[r];
- for (op = 0; op < ri->phi_count; ++op) {
+ for (op = 0; op < vec_size(ri->phi); ++op) {
if (ri->phi[op].value == old)
ri->phi[op].value = v;
}
}
}
}
+#endif
}
ir_instr_delete(instr);
}
* Though this implementation might run an additional time for if nests.
*/
-typedef struct
-{
- ir_value* *v;
- size_t v_count;
- size_t v_alloc;
-} new_reads_t;
-MEM_VEC_FUNCTIONS_ALL(new_reads_t, ir_value*, v)
-
/* Enumerate instructions used by value's life-ranges
*/
static void ir_block_enumerate(ir_block *self, size_t *_eid)
{
size_t i;
size_t eid = *_eid;
- for (i = 0; i < self->instr_count; ++i)
+ for (i = 0; i < vec_size(self->instr); ++i)
{
self->instr[i]->eid = eid++;
}
{
size_t i;
size_t instruction_id = 0;
- for (i = 0; i < self->blocks_count; ++i)
+ for (i = 0; i < vec_size(self->blocks); ++i)
{
self->blocks[i]->eid = i;
self->blocks[i]->run_id = 0;
do {
self->run_id++;
changed = false;
- for (i = 0; i != self->blocks_count; ++i)
+ for (i = 0; i != vec_size(self->blocks); ++i)
{
if (self->blocks[i]->is_return)
{
+ vec_free(self->blocks[i]->living);
if (!ir_block_life_propagate(self->blocks[i], NULL, &changed))
return false;
}
}
} while (changed);
- if (self->blocks_count) {
+ if (vec_size(self->blocks)) {
ir_block *block = self->blocks[0];
- for (i = 0; i < block->living_count; ++i) {
+ for (i = 0; i < vec_size(block->living); ++i) {
ir_value *v = block->living[i];
if (v->memberof || v->store != store_local)
continue;
* This is the counterpart to register-allocation in register machines.
*/
typedef struct {
- MEM_VECTOR_MAKE(ir_value*, locals);
- MEM_VECTOR_MAKE(size_t, sizes);
- MEM_VECTOR_MAKE(size_t, positions);
+ ir_value **locals;
+ size_t *sizes;
+ size_t *positions;
+ bool *unique;
} function_allocator;
-MEM_VEC_FUNCTIONS(function_allocator, ir_value*, locals)
-MEM_VEC_FUNCTIONS(function_allocator, size_t, sizes)
-MEM_VEC_FUNCTIONS(function_allocator, size_t, positions)
static bool function_allocator_alloc(function_allocator *alloc, const ir_value *var)
{
if (!ir_value_life_merge_into(slot, var))
goto localerror;
- if (!function_allocator_locals_add(alloc, slot))
- goto localerror;
-
- if (!function_allocator_sizes_add(alloc, vsize))
- goto localerror;
+ vec_push(alloc->locals, slot);
+ vec_push(alloc->sizes, vsize);
+ vec_push(alloc->unique, var->unique_life);
return true;
function_allocator alloc;
- if (!self->locals_count && !self->values_count)
+ if (!vec_size(self->locals) && !vec_size(self->values))
return true;
- MEM_VECTOR_INIT(&alloc, locals);
- MEM_VECTOR_INIT(&alloc, sizes);
- MEM_VECTOR_INIT(&alloc, positions);
+ alloc.locals = NULL;
+ alloc.sizes = NULL;
+ alloc.positions = NULL;
+ alloc.unique = NULL;
- for (i = 0; i < self->locals_count; ++i)
+ for (i = 0; i < vec_size(self->locals); ++i)
{
+ if (!OPTS_OPTIMIZATION(OPTIM_LOCALTEMPS))
+ self->locals[i]->unique_life = true;
if (!function_allocator_alloc(&alloc, self->locals[i]))
goto error;
}
/* Allocate a slot for any value that still exists */
- for (i = 0; i < self->values_count; ++i)
+ for (i = 0; i < vec_size(self->values); ++i)
{
v = self->values[i];
- if (!v->life_count)
+ if (!vec_size(v->life))
continue;
- for (a = 0; a < alloc.locals_count; ++a)
+ for (a = 0; a < vec_size(alloc.locals); ++a)
{
+ /* if it's reserved for a unique liferange: skip */
+ if (alloc.unique[a])
+ continue;
+
slot = alloc.locals[a];
+ /* never resize parameters
+ * will be required later when overlapping temps + locals
+ */
+ if (a < vec_size(self->params) &&
+ alloc.sizes[a] < type_sizeof[v->vtype])
+ {
+ continue;
+ }
+
if (ir_values_overlap(v, slot))
continue;
self->values[i]->code.local = a;
break;
}
- if (a >= alloc.locals_count) {
- self->values[i]->code.local = alloc.locals_count;
+ if (a >= vec_size(alloc.locals)) {
+ self->values[i]->code.local = vec_size(alloc.locals);
if (!function_allocator_alloc(&alloc, v))
goto error;
}
}
/* Adjust slot positions based on sizes */
- if (!function_allocator_positions_add(&alloc, 0))
- goto error;
+ vec_push(alloc.positions, 0);
- if (alloc.sizes_count)
+ if (vec_size(alloc.sizes))
pos = alloc.positions[0] + alloc.sizes[0];
else
pos = 0;
- for (i = 1; i < alloc.sizes_count; ++i)
+ for (i = 1; i < vec_size(alloc.sizes); ++i)
{
pos = alloc.positions[i-1] + alloc.sizes[i-1];
- if (!function_allocator_positions_add(&alloc, pos))
- goto error;
+ vec_push(alloc.positions, pos);
}
- self->allocated_locals = pos + alloc.sizes[alloc.sizes_count-1];
+ self->allocated_locals = pos + vec_last(alloc.sizes);
- /* Take over the actual slot positions */
- for (i = 0; i < self->values_count; ++i) {
+ /* Locals need to know their new position */
+ for (i = 0; i < vec_size(self->locals); ++i) {
+ self->locals[i]->code.local = alloc.positions[i];
+ }
+ /* Take over the actual slot positions on values */
+ for (i = 0; i < vec_size(self->values); ++i) {
self->values[i]->code.local = alloc.positions[self->values[i]->code.local];
}
error:
retval = false;
cleanup:
- for (i = 0; i < alloc.locals_count; ++i)
+ for (i = 0; i < vec_size(alloc.locals); ++i)
ir_value_delete(alloc.locals[i]);
- MEM_VECTOR_CLEAR(&alloc, locals);
- MEM_VECTOR_CLEAR(&alloc, sizes);
- MEM_VECTOR_CLEAR(&alloc, positions);
+ vec_free(alloc.locals);
+ vec_free(alloc.sizes);
+ vec_free(alloc.positions);
return retval;
}
size_t i;
bool changed = false;
bool tempbool;
- for (i = 0; i != self->living_count; ++i)
+ for (i = 0; i != vec_size(self->living); ++i)
{
tempbool = ir_value_life_merge(self->living[i], eid);
/* debug
static bool ir_block_life_prop_previous(ir_block* self, ir_block *prev, bool *changed)
{
size_t i;
+
+ (void)changed;
+
/* values which have been read in a previous iteration are now
* in the "living" array even if the previous block doesn't use them.
* So we have to remove whatever does not exist in the previous block.
* They will be re-added on-read, but the liferange merge won't cause
* a change.
- */
- for (i = 0; i < self->living_count; ++i)
+ for (i = 0; i < vec_size(self->living); ++i)
{
- if (!ir_block_living_find(prev, self->living[i], NULL)) {
- if (!ir_block_living_remove(self, i))
- return false;
+ if (!vec_ir_value_find(prev->living, self->living[i], NULL)) {
+ vec_remove(self->living, i, 1);
--i;
}
}
+ */
/* Whatever the previous block still has in its living set
* must now be added to ours as well.
*/
- for (i = 0; i < prev->living_count; ++i)
+ for (i = 0; i < vec_size(prev->living); ++i)
{
- if (ir_block_living_find(self, prev->living[i], NULL))
+ if (vec_ir_value_find(self->living, prev->living[i], NULL))
continue;
- if (!ir_block_living_add(self, prev->living[i]))
- return false;
+ vec_push(self->living, prev->living[i]);
/*
irerror(self->contextt from prev: %s", self->label, prev->living[i]->_name);
*/
return false;
}
- i = self->instr_count;
+ i = vec_size(self->instr);
while (i)
{ --i;
instr = self->instr[i];
/* PHI operands are always read operands */
- for (p = 0; p < instr->phi_count; ++p)
+ for (p = 0; p < vec_size(instr->phi); ++p)
{
value = instr->phi[p].value;
if (value->memberof)
value = value->memberof;
- if (!ir_block_living_find(self, value, NULL) &&
- !ir_block_living_add(self, value))
- {
- return false;
- }
+ if (!vec_ir_value_find(self->living, value, NULL))
+ vec_push(self->living, value);
}
/* call params are read operands too */
- for (p = 0; p < instr->params_count; ++p)
+ for (p = 0; p < vec_size(instr->params); ++p)
{
value = instr->params[p];
if (value->memberof)
value = value->memberof;
- if (!ir_block_living_find(self, value, NULL) &&
- !ir_block_living_add(self, value))
- {
- return false;
- }
+ if (!vec_ir_value_find(self->living, value, NULL))
+ vec_push(self->living, value);
}
/* See which operands are read and write operands */
ir_op_read_write(instr->opcode, &read, &write);
+ if (instr->opcode == INSTR_MUL_VF)
+ {
+ /* the float source will get an additional lifetime */
+ tempbool = ir_value_life_merge(instr->_ops[2], instr->eid+1);
+ *changed = *changed || tempbool;
+ }
+ else if (instr->opcode == INSTR_MUL_FV)
+ {
+ /* the float source will get an additional lifetime */
+ tempbool = ir_value_life_merge(instr->_ops[1], instr->eid+1);
+ *changed = *changed || tempbool;
+ }
+
/* Go through the 3 main operands */
for (o = 0; o < 3; ++o)
{
/* read operands */
if (read & (1<<o))
{
- if (!ir_block_living_find(self, value, NULL) &&
- !ir_block_living_add(self, value))
- {
- return false;
- }
+ if (!vec_ir_value_find(self->living, value, NULL))
+ vec_push(self->living, value);
}
/* write operands */
if (write & (1<<o))
{
size_t idx;
- bool in_living = ir_block_living_find(self, value, &idx);
+ bool in_living = vec_ir_value_find(self->living, value, &idx);
if (!in_living)
{
/* If the value isn't alive it hasn't been read before... */
* since this function is run multiple times.
*/
/* For now: debug info: */
- /* fprintf(stderr, "Value only written %s\n", value->name); */
+ /* con_err( "Value only written %s\n", value->name); */
tempbool = ir_value_life_merge(value, instr->eid);
*changed = *changed || tempbool;
/*
tempbool = ir_value_life_merge(value, instr->eid);
/*
if (tempbool)
- fprintf(stderr, "value added id %s %i\n", value->name, (int)instr->eid);
+ con_err( "value added id %s %i\n", value->name, (int)instr->eid);
*/
*changed = *changed || tempbool;
/* Then remove */
- if (!ir_block_living_remove(self, idx))
- return false;
+ vec_remove(self->living, idx, 1);
}
}
}
/* (A) */
tempbool = ir_block_living_add_instr(self, instr->eid);
- /*fprintf(stderr, "living added values\n");*/
+ /*con_err( "living added values\n");*/
*changed = *changed || tempbool;
}
self->run_id = self->owner->run_id;
- for (i = 0; i < self->entries_count; ++i)
+ for (i = 0; i < vec_size(self->entries); ++i)
{
ir_block *entry = self->entries[i];
ir_block_life_propagate(entry, self, changed);
*
* Breaking conventions is annoying...
*/
-static bool ir_builder_gen_global(ir_builder *self, ir_value *global);
+static bool ir_builder_gen_global(ir_builder *self, ir_value *global, bool islocal);
static bool gen_global_field(ir_value *global)
{
- if (global->isconst)
+ if (global->hasvalue)
{
ir_value *fld = global->constval.vpointer;
if (!fld) {
return false;
}
- /* Now, in this case, a relocation would be impossible to code
- * since it looks like this:
- * .vector v = origin; <- parse error, wtf is 'origin'?
- * .vector origin;
- *
- * But we will need a general relocation support later anyway
- * for functions... might as well support that here.
- */
- if (!fld->code.globaladdr) {
- irerror(global->context, "FIXME: Relocation support");
- return false;
- }
-
/* copy the field's value */
- ir_value_code_setaddr(global, code_globals_add(code_globals_data[fld->code.globaladdr]));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ vec_push(code_globals, fld->code.fieldaddr);
if (global->fieldtype == TYPE_VECTOR) {
- code_globals_add(code_globals_data[fld->code.globaladdr]+1);
- code_globals_add(code_globals_data[fld->code.globaladdr]+2);
+ vec_push(code_globals, fld->code.fieldaddr+1);
+ vec_push(code_globals, fld->code.fieldaddr+2);
}
}
else
{
- ir_value_code_setaddr(global, code_globals_add(0));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ vec_push(code_globals, 0);
if (global->fieldtype == TYPE_VECTOR) {
- code_globals_add(0);
- code_globals_add(0);
+ vec_push(code_globals, 0);
+ vec_push(code_globals, 0);
}
}
if (global->code.globaladdr < 0)
static bool gen_global_pointer(ir_value *global)
{
- if (global->isconst)
+ if (global->hasvalue)
{
ir_value *target = global->constval.vpointer;
if (!target) {
return false;
}
- ir_value_code_setaddr(global, code_globals_add(target->code.globaladdr));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ vec_push(code_globals, target->code.globaladdr);
}
else
{
- ir_value_code_setaddr(global, code_globals_add(0));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ vec_push(code_globals, 0);
}
if (global->code.globaladdr < 0)
return false;
tailcall:
block->generated = true;
- block->code_start = code_statements_elements;
- for (i = 0; i < block->instr_count; ++i)
+ block->code_start = vec_size(code_statements);
+ for (i = 0; i < vec_size(block->instr); ++i)
{
instr = block->instr[i];
/* otherwise we generate a jump instruction */
stmt.opcode = INSTR_GOTO;
- stmt.o1.s1 = (target->code_start) - code_statements_elements;
+ stmt.o1.s1 = (target->code_start) - vec_size(code_statements);
stmt.o2.s1 = 0;
stmt.o3.s1 = 0;
- if (code_statements_add(stmt) < 0)
- return false;
+ code_push_statement(&stmt, instr->context.line);
/* no further instructions can be in this block */
return true;
if (ontrue->generated) {
stmt.opcode = INSTR_IF;
- stmt.o2.s1 = (ontrue->code_start) - code_statements_elements;
- if (code_statements_add(stmt) < 0)
- return false;
+ stmt.o2.s1 = (ontrue->code_start) - vec_size(code_statements);
+ code_push_statement(&stmt, instr->context.line);
}
if (onfalse->generated) {
stmt.opcode = INSTR_IFNOT;
- stmt.o2.s1 = (onfalse->code_start) - code_statements_elements;
- if (code_statements_add(stmt) < 0)
- return false;
+ stmt.o2.s1 = (onfalse->code_start) - vec_size(code_statements);
+ code_push_statement(&stmt, instr->context.line);
}
if (!ontrue->generated) {
if (onfalse->generated) {
}
/* neither ontrue nor onfalse exist */
stmt.opcode = INSTR_IFNOT;
- stidx = code_statements_elements;
- if (code_statements_add(stmt) < 0)
- return false;
+ if (!instr->likely) {
+ /* Honor the likelyhood hint */
+ ir_block *tmp = onfalse;
+ stmt.opcode = INSTR_IF;
+ onfalse = ontrue;
+ ontrue = tmp;
+ }
+ stidx = vec_size(code_statements);
+ code_push_statement(&stmt, instr->context.line);
/* on false we jump, so add ontrue-path */
if (!gen_blocks_recursive(func, ontrue))
return false;
/* fixup the jump address */
- code_statements_data[stidx].o2.s1 = code_statements_elements - stidx;
+ code_statements[stidx].o2.s1 = vec_size(code_statements) - stidx;
/* generate onfalse path */
if (onfalse->generated) {
/* fixup the jump address */
- code_statements_data[stidx].o2.s1 = (onfalse->code_start) - (stidx);
+ code_statements[stidx].o2.s1 = (onfalse->code_start) - (stidx);
+ stmt.opcode = vec_last(code_statements).opcode;
+ if (stmt.opcode == INSTR_GOTO ||
+ stmt.opcode == INSTR_IF ||
+ stmt.opcode == INSTR_IFNOT ||
+ stmt.opcode == INSTR_RETURN ||
+ stmt.opcode == INSTR_DONE)
+ {
+ /* no use jumping from here */
+ return true;
+ }
/* may have been generated in the previous recursive call */
stmt.opcode = INSTR_GOTO;
- stmt.o1.s1 = (onfalse->code_start) - code_statements_elements;
+ stmt.o1.s1 = (onfalse->code_start) - vec_size(code_statements);
stmt.o2.s1 = 0;
stmt.o3.s1 = 0;
- return (code_statements_add(stmt) >= 0);
+ code_push_statement(&stmt, instr->context.line);
+ return true;
}
/* if not, generate now */
block = onfalse;
* generation already. This would even include later
* reuse.... probably... :)
*/
- size_t p;
+ size_t p, first;
ir_value *retvalue;
- for (p = 0; p < instr->params_count; ++p)
+ first = vec_size(instr->params);
+ if (first > 8)
+ first = 8;
+ for (p = 0; p < first; ++p)
{
ir_value *param = instr->params[p];
stmt.opcode = INSTR_STORE_F;
stmt.o3.u1 = 0;
- stmt.opcode = type_store_instr[param->vtype];
+ if (param->vtype == TYPE_FIELD)
+ stmt.opcode = field_store_instr[param->fieldtype];
+ else
+ stmt.opcode = type_store_instr[param->vtype];
stmt.o1.u1 = ir_value_code_addr(param);
stmt.o2.u1 = OFS_PARM0 + 3 * p;
- if (code_statements_add(stmt) < 0)
- return false;
+ code_push_statement(&stmt, instr->context.line);
+ }
+ /* Now handle extparams */
+ first = vec_size(instr->params);
+ for (; p < first; ++p)
+ {
+ ir_builder *ir = func->owner;
+ ir_value *param = instr->params[p];
+ ir_value *targetparam;
+
+ if (p-8 >= vec_size(ir->extparams))
+ ir_gen_extparam(ir);
+
+ targetparam = ir->extparams[p-8];
+
+ stmt.opcode = INSTR_STORE_F;
+ stmt.o3.u1 = 0;
+
+ if (param->vtype == TYPE_FIELD)
+ stmt.opcode = field_store_instr[param->fieldtype];
+ else
+ stmt.opcode = type_store_instr[param->vtype];
+ stmt.o1.u1 = ir_value_code_addr(param);
+ stmt.o2.u1 = ir_value_code_addr(targetparam);
+ code_push_statement(&stmt, instr->context.line);
}
- stmt.opcode = INSTR_CALL0 + instr->params_count;
+
+ stmt.opcode = INSTR_CALL0 + vec_size(instr->params);
if (stmt.opcode > INSTR_CALL8)
stmt.opcode = INSTR_CALL8;
stmt.o1.u1 = ir_value_code_addr(instr->_ops[1]);
stmt.o2.u1 = 0;
stmt.o3.u1 = 0;
- if (code_statements_add(stmt) < 0)
- return false;
+ code_push_statement(&stmt, instr->context.line);
retvalue = instr->_ops[0];
- if (retvalue && retvalue->store != store_return && retvalue->life_count)
+ if (retvalue && retvalue->store != store_return && vec_size(retvalue->life))
{
/* not to be kept in OFS_RETURN */
- stmt.opcode = type_store_instr[retvalue->vtype];
+ if (retvalue->vtype == TYPE_FIELD)
+ stmt.opcode = field_store_instr[retvalue->vtype];
+ else
+ stmt.opcode = type_store_instr[retvalue->vtype];
stmt.o1.u1 = OFS_RETURN;
stmt.o2.u1 = ir_value_code_addr(retvalue);
stmt.o3.u1 = 0;
- if (code_statements_add(stmt) < 0)
- return false;
+ code_push_statement(&stmt, instr->context.line);
}
continue;
}
/* 2-operand instructions with A -> B */
stmt.o2.u1 = stmt.o3.u1;
stmt.o3.u1 = 0;
+
+ /* tiny optimization, don't output
+ * STORE a, a
+ */
+ if (stmt.o2.u1 == stmt.o1.u1 &&
+ OPTS_OPTIMIZATION(OPTIM_PEEPHOLE))
+ {
+ ++optimization_count[OPTIM_PEEPHOLE];
+ continue;
+ }
}
- if (code_statements_add(stmt) < 0)
- return false;
+ code_push_statement(&stmt, instr->context.line);
}
return true;
}
/* Starting from entry point, we generate blocks "as they come"
* for now. Dead blocks will not be translated obviously.
*/
- if (!self->blocks_count) {
+ if (!vec_size(self->blocks)) {
irerror(self->context, "Function '%s' declared without body.", self->name);
return false;
}
stmt.o1.u1 = 0;
stmt.o2.u1 = 0;
stmt.o3.u1 = 0;
- if (code_statements_add(stmt) < 0)
- return false;
+ code_push_statement(&stmt, vec_last(code_linenums));
return true;
}
+static qcint ir_builder_filestring(ir_builder *ir, const char *filename)
+{
+ /* NOTE: filename pointers are copied, we never strdup them,
+ * thus we can use pointer-comparison to find the string.
+ */
+ size_t i;
+ qcint str;
+
+ for (i = 0; i < vec_size(ir->filenames); ++i) {
+ if (ir->filenames[i] == filename)
+ return ir->filestrings[i];
+ }
+
+ str = code_genstring(filename);
+ vec_push(ir->filenames, filename);
+ vec_push(ir->filestrings, str);
+ return str;
+}
+
static bool gen_global_function(ir_builder *ir, ir_value *global)
{
prog_section_function fun;
ir_function *irfun;
size_t i;
+#ifndef NEW_ALLOC_STRAT
size_t local_var_end;
+#endif
- if (!global->isconst || (!global->constval.vfunc))
+ if (!global->hasvalue || (!global->constval.vfunc))
{
irerror(global->context, "Invalid state of function-global: not constant: %s", global->name);
return false;
irfun = global->constval.vfunc;
fun.name = global->code.name;
- fun.file = code_cachedstring(global->context.file);
+ fun.file = ir_builder_filestring(ir, global->context.file);
fun.profile = 0; /* always 0 */
- fun.nargs = irfun->params_count;
+ fun.nargs = vec_size(irfun->params);
+ if (fun.nargs > 8)
+ fun.nargs = 8;
for (i = 0;i < 8; ++i) {
- if (i >= fun.nargs)
+ if ((int32_t)i >= fun.nargs)
fun.argsize[i] = 0;
else
fun.argsize[i] = type_sizeof[irfun->params[i]];
}
- fun.firstlocal = code_globals_elements;
- fun.locals = irfun->allocated_locals + irfun->locals_count;
+ fun.firstlocal = vec_size(code_globals);
+#ifndef NEW_ALLOC_STRAT
local_var_end = fun.firstlocal;
- for (i = 0; i < irfun->locals_count; ++i) {
- if (!ir_builder_gen_global(ir, irfun->locals[i])) {
+ for (i = 0; i < vec_size(irfun->locals); ++i) {
+ if (!ir_builder_gen_global(ir, irfun->locals[i], true)) {
irerror(irfun->locals[i]->context, "Failed to generate local %s", irfun->locals[i]->name);
return false;
}
}
- if (irfun->locals_count) {
- ir_value *last = irfun->locals[irfun->locals_count-1];
+ if (vec_size(irfun->locals)) {
+ ir_value *last = vec_last(irfun->locals);
local_var_end = last->code.globaladdr;
- local_var_end += type_sizeof[last->vtype];
+ if (last->vtype == TYPE_FIELD && last->fieldtype == TYPE_VECTOR)
+ local_var_end += type_sizeof[TYPE_VECTOR];
+ else
+ local_var_end += type_sizeof[last->vtype];
}
- for (i = 0; i < irfun->values_count; ++i)
+ for (i = 0; i < vec_size(irfun->values); ++i)
{
/* generate code.globaladdr for ssa values */
ir_value *v = irfun->values[i];
}
for (i = 0; i < irfun->allocated_locals; ++i) {
/* fill the locals with zeros */
- code_globals_add(0);
+ vec_push(code_globals, 0);
}
+ fun.locals = vec_size(code_globals) - fun.firstlocal;
+#else
+ fun.locals = irfun->allocated_locals;
+ for (i = 0; i < vec_size(irfun->locals); ++i) {
+ if (!ir_builder_gen_global(ir, irfun->locals[i], true)) {
+ irerror(irfun->locals[i]->context, "Failed to generate local %s", irfun->locals[i]->name);
+ return false;
+ }
+ ir_value_code_setaddr(irfun->locals[i], fun.firstlocal + irfun->locals[i]->code.local);
+ }
+ for (i = vec_size(code_globals) - fun.firstlocal; i < fun.locals; ++i) {
+ vec_push(code_globals, 0);
+ }
+ for (i = 0; i < vec_size(irfun->values); ++i)
+ {
+ /* generate code.globaladdr for ssa values */
+ ir_value *v = irfun->values[i];
+ ir_value_code_setaddr(v, fun.firstlocal + v->code.local);
+ }
+#endif
+
if (irfun->builtin)
- fun.entry = irfun->builtin;
+ fun.entry = irfun->builtin+1;
else {
- irfun->code_function_def = code_functions_elements;
- fun.entry = code_statements_elements;
+ irfun->code_function_def = vec_size(code_functions);
+ fun.entry = vec_size(code_statements);
}
- return (code_functions_add(fun) >= 0);
+ vec_push(code_functions, fun);
+ return true;
+}
+
+static void ir_gen_extparam(ir_builder *ir)
+{
+ prog_section_def def;
+ ir_value *global;
+ char name[128];
+
+ snprintf(name, sizeof(name), "EXTPARM#%i", (int)(vec_size(ir->extparams)+8));
+ global = ir_value_var(name, store_global, TYPE_VECTOR);
+
+ def.name = code_genstring(name);
+ def.type = TYPE_VECTOR;
+ def.offset = vec_size(code_globals);
+
+ vec_push(code_defs, def);
+ ir_value_code_setaddr(global, def.offset);
+ vec_push(code_globals, 0);
+ vec_push(code_globals, 0);
+ vec_push(code_globals, 0);
+
+ vec_push(ir->extparams, global);
+}
+
+static bool gen_function_extparam_copy(ir_function *self)
+{
+ size_t i, ext, numparams;
+
+ ir_builder *ir = self->owner;
+ ir_value *ep;
+ prog_section_statement stmt;
+
+ numparams = vec_size(self->params);
+ if (!numparams)
+ return true;
+
+ stmt.opcode = INSTR_STORE_F;
+ stmt.o3.s1 = 0;
+ for (i = 8; i < numparams; ++i) {
+ ext = i - 8;
+ if (ext >= vec_size(ir->extparams))
+ ir_gen_extparam(ir);
+
+ ep = ir->extparams[ext];
+
+ stmt.opcode = type_store_instr[self->locals[i]->vtype];
+ if (self->locals[i]->vtype == TYPE_FIELD &&
+ self->locals[i]->fieldtype == TYPE_VECTOR)
+ {
+ stmt.opcode = INSTR_STORE_V;
+ }
+ stmt.o1.u1 = ir_value_code_addr(ep);
+ stmt.o2.u1 = ir_value_code_addr(self->locals[i]);
+ code_push_statement(&stmt, self->context.line);
+ }
+
+ return true;
}
static bool gen_global_function_code(ir_builder *ir, ir_value *global)
prog_section_function *fundef;
ir_function *irfun;
+ (void)ir;
+
irfun = global->constval.vfunc;
if (!irfun) {
- irwarning(global->context, WARN_IMPLICIT_FUNCTION_POINTER,
- "function `%s` has no body and in QC implicitly becomes a function-pointer", global->name);
+ if (global->cvq == CV_NONE) {
+ irwarning(global->context, WARN_IMPLICIT_FUNCTION_POINTER,
+ "function `%s` has no body and in QC implicitly becomes a function-pointer", global->name);
+ }
/* this was a function pointer, don't generate code for those */
return true;
}
irerror(irfun->context, "`%s`: IR global wasn't generated, failed to access function-def", irfun->name);
return false;
}
- fundef = &code_functions_data[irfun->code_function_def];
+ fundef = &code_functions[irfun->code_function_def];
- fundef->entry = code_statements_elements;
+ fundef->entry = vec_size(code_statements);
+ if (!gen_function_extparam_copy(irfun)) {
+ irerror(irfun->context, "Failed to generate extparam-copy code for function %s", irfun->name);
+ return false;
+ }
if (!gen_function_code(irfun)) {
irerror(irfun->context, "Failed to generate code for function %s", irfun->name);
return false;
return true;
}
-static bool ir_builder_gen_global(ir_builder *self, ir_value *global)
+static bool ir_builder_gen_global(ir_builder *self, ir_value *global, bool islocal)
{
size_t i;
int32_t *iptr;
prog_section_def def;
def.type = global->vtype;
- def.offset = code_globals_elements;
- def.name = global->code.name = code_genstring(global->name);
+ def.offset = vec_size(code_globals);
+
+ if (global->name) {
+ if (global->name[0] == '#') {
+ if (!self->str_immediate)
+ self->str_immediate = code_genstring("IMMEDIATE");
+ def.name = global->code.name = self->str_immediate;
+ }
+ else
+ def.name = global->code.name = code_genstring(global->name);
+ }
+ else
+ def.name = 0;
switch (global->vtype)
{
/* I'd argue setting it to 0 is sufficient, but maybe some depend on knowing how far
* the system fields actually go? Though the engine knows this anyway...
* Maybe this could be an -foption
+ * fteqcc creates data for end_sys_* - of size 1, so let's do the same
*/
- ir_value_code_setaddr(global, def.offset);
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ vec_push(code_globals, 0);
/* Add the def */
- if (code_defs_add(def) < 0)
- return false;
+ vec_push(code_defs, def);
return true;
case TYPE_POINTER:
- if (code_defs_add(def) < 0)
- return false;
+ vec_push(code_defs, def);
return gen_global_pointer(global);
case TYPE_FIELD:
- if (code_defs_add(def) < 0)
- return false;
+ vec_push(code_defs, def);
return gen_global_field(global);
case TYPE_ENTITY:
/* fall through */
case TYPE_FLOAT:
{
- if (code_defs_add(def) < 0)
- return false;
-
- if (global->isconst) {
- iptr = (int32_t*)&global->constval.vfloat;
- ir_value_code_setaddr(global, code_globals_add(*iptr));
- } else
- ir_value_code_setaddr(global, code_globals_add(0));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ if (global->hasvalue) {
+ iptr = (int32_t*)&global->constval.ivec[0];
+ vec_push(code_globals, *iptr);
+ } else {
+ vec_push(code_globals, 0);
+ if (!islocal)
+ def.type |= DEF_SAVEGLOBAL;
+ }
+ vec_push(code_defs, def);
return global->code.globaladdr >= 0;
}
case TYPE_STRING:
{
- if (code_defs_add(def) < 0)
- return false;
- if (global->isconst)
- ir_value_code_setaddr(global, code_globals_add(code_cachedstring(global->constval.vstring)));
- else
- ir_value_code_setaddr(global, code_globals_add(0));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ if (global->hasvalue) {
+ vec_push(code_globals, code_genstring(global->constval.vstring));
+ } else {
+ vec_push(code_globals, 0);
+ if (!islocal)
+ def.type |= DEF_SAVEGLOBAL;
+ }
+ vec_push(code_defs, def);
return global->code.globaladdr >= 0;
}
case TYPE_VECTOR:
{
size_t d;
- if (code_defs_add(def) < 0)
- return false;
-
- if (global->isconst) {
- iptr = (int32_t*)&global->constval.vvec;
- ir_value_code_setaddr(global, code_globals_add(iptr[0]));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ if (global->hasvalue) {
+ iptr = (int32_t*)&global->constval.ivec[0];
+ vec_push(code_globals, iptr[0]);
if (global->code.globaladdr < 0)
return false;
for (d = 1; d < type_sizeof[global->vtype]; ++d)
{
- if (code_globals_add(iptr[d]) < 0)
- return false;
+ vec_push(code_globals, iptr[d]);
}
} else {
- ir_value_code_setaddr(global, code_globals_add(0));
+ vec_push(code_globals, 0);
if (global->code.globaladdr < 0)
return false;
for (d = 1; d < type_sizeof[global->vtype]; ++d)
{
- if (code_globals_add(0) < 0)
- return false;
+ vec_push(code_globals, 0);
}
+ if (!islocal)
+ def.type |= DEF_SAVEGLOBAL;
}
+
+ vec_push(code_defs, def);
return global->code.globaladdr >= 0;
}
case TYPE_FUNCTION:
- if (code_defs_add(def) < 0)
- return false;
- if (!global->isconst) {
- ir_value_code_setaddr(global, code_globals_add(0));
- return global->code.globaladdr >= 0;
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ if (!global->hasvalue) {
+ vec_push(code_globals, 0);
+ if (global->code.globaladdr < 0)
+ return false;
} else {
- ir_value_code_setaddr(global, code_globals_elements);
- code_globals_add(code_functions_elements);
- return gen_global_function(self, global);
+ vec_push(code_globals, vec_size(code_functions));
+ if (!gen_global_function(self, global))
+ return false;
+ if (!islocal)
+ def.type |= DEF_SAVEGLOBAL;
}
+ vec_push(code_defs, def);
+ return true;
case TYPE_VARIANT:
/* assume biggest type */
- ir_value_code_setaddr(global, code_globals_add(0));
+ ir_value_code_setaddr(global, vec_size(code_globals));
+ vec_push(code_globals, 0);
for (i = 1; i < type_sizeof[TYPE_VARIANT]; ++i)
- code_globals_add(0);
+ vec_push(code_globals, 0);
return true;
default:
/* refuse to create 'void' type or any other fancy business. */
}
}
+static void ir_builder_prepare_field(ir_value *field)
+{
+ field->code.fieldaddr = code_alloc_field(type_sizeof[field->fieldtype]);
+}
+
static bool ir_builder_gen_field(ir_builder *self, ir_value *field)
{
prog_section_def def;
prog_section_field fld;
- def.type = field->vtype;
- def.offset = code_globals_elements;
+ (void)self;
+
+ def.type = (uint16_t)field->vtype;
+ def.offset = (uint16_t)vec_size(code_globals);
/* create a global named the same as the field */
- if (opts_standard == COMPILER_GMQCC) {
+ if (opts.standard == COMPILER_GMQCC) {
/* in our standard, the global gets a dot prefix */
size_t len = strlen(field->name);
char name[1024];
field->code.name = def.name;
- if (code_defs_add(def) < 0)
- return false;
+ vec_push(code_defs, def);
fld.type = field->fieldtype;
return false;
}
- fld.offset = code_alloc_field(type_sizeof[field->fieldtype]);
+ fld.offset = field->code.fieldaddr;
- if (code_fields_add(fld) < 0)
- return false;
+ vec_push(code_fields, fld);
- ir_value_code_setaddr(field, code_globals_elements);
- if (!code_globals_add(fld.offset))
- return false;
+ ir_value_code_setaddr(field, vec_size(code_globals));
+ vec_push(code_globals, fld.offset);
if (fld.type == TYPE_VECTOR) {
- if (!code_globals_add(fld.offset+1))
- return false;
- if (!code_globals_add(fld.offset+2))
- return false;
+ vec_push(code_globals, fld.offset+1);
+ vec_push(code_globals, fld.offset+2);
}
return field->code.globaladdr >= 0;
{
prog_section_statement stmt;
size_t i;
+ char *lnofile = NULL;
code_init();
- for (i = 0; i < self->globals_count; ++i)
+ for (i = 0; i < vec_size(self->fields); ++i)
{
- if (!ir_builder_gen_global(self, self->globals[i])) {
+ ir_builder_prepare_field(self->fields[i]);
+ }
+
+ for (i = 0; i < vec_size(self->globals); ++i)
+ {
+ if (!ir_builder_gen_global(self, self->globals[i], false)) {
return false;
}
}
- for (i = 0; i < self->fields_count; ++i)
+ for (i = 0; i < vec_size(self->fields); ++i)
{
if (!ir_builder_gen_field(self, self->fields[i])) {
return false;
}
/* generate function code */
- for (i = 0; i < self->globals_count; ++i)
+ for (i = 0; i < vec_size(self->globals); ++i)
{
if (self->globals[i]->vtype == TYPE_FUNCTION) {
if (!gen_global_function_code(self, self->globals[i])) {
}
}
+ if (vec_size(code_globals) >= 65536) {
+ irerror(vec_last(self->globals)->context, "This progs file would require more globals than the metadata can handle. Bailing out.");
+ return false;
+ }
+
/* DP errors if the last instruction is not an INSTR_DONE
* and for debugging purposes we add an additional AINSTR_END
* to the end of functions, so here it goes:
stmt.o1.u1 = 0;
stmt.o2.u1 = 0;
stmt.o3.u1 = 0;
- if (code_statements_add(stmt) < 0)
- return false;
+ code_push_statement(&stmt, vec_last(code_linenums));
- printf("writing '%s'...\n", filename);
- return code_write(filename);
+ if (opts.pp_only)
+ return true;
+
+ if (vec_size(code_statements) != vec_size(code_linenums)) {
+ con_err("Linecounter wrong: %lu != %lu\n",
+ (unsigned long)vec_size(code_statements),
+ (unsigned long)vec_size(code_linenums));
+ } else if (OPTS_FLAG(LNO)) {
+ char *dot;
+ size_t filelen = strlen(filename);
+
+ memcpy(vec_add(lnofile, filelen+1), filename, filelen+1);
+ dot = strrchr(lnofile, '.');
+ if (!dot) {
+ vec_pop(lnofile);
+ } else {
+ vec_shrinkto(lnofile, dot - lnofile);
+ }
+ memcpy(vec_add(lnofile, 5), ".lno", 5);
+ }
+
+ if (lnofile)
+ con_out("writing '%s' and '%s'...\n", filename, lnofile);
+ else
+ con_out("writing '%s'\n", filename);
+ if (!code_write(filename, lnofile)) {
+ vec_free(lnofile);
+ return false;
+ }
+ vec_free(lnofile);
+ return true;
}
/***********************************************************************
#ifdef WIN32
# define strncat(dst, src, sz) strncat_s(dst, sz, src, _TRUNCATE)
-#else
-# define strncat strncat
#endif
const char *qc_opname(int op)
{
if (op < 0) return "<INVALID>";
- if (op < ( sizeof(asm_instr) / sizeof(asm_instr[0]) ))
+ if (op < (int)( sizeof(asm_instr) / sizeof(asm_instr[0]) ))
return asm_instr[op].m;
switch (op) {
case VINSTR_PHI: return "PHI";
indent[1] = 0;
oprintf("module %s\n", b->name);
- for (i = 0; i < b->globals_count; ++i)
+ for (i = 0; i < vec_size(b->globals); ++i)
{
oprintf("global ");
- if (b->globals[i]->isconst)
+ if (b->globals[i]->hasvalue)
oprintf("%s = ", b->globals[i]->name);
ir_value_dump(b->globals[i], oprintf);
oprintf("\n");
}
- for (i = 0; i < b->functions_count; ++i)
+ for (i = 0; i < vec_size(b->functions); ++i)
ir_function_dump(b->functions[i], indent, oprintf);
oprintf("endmodule %s\n", b->name);
}
}
oprintf("%sfunction %s\n", ind, f->name);
strncat(ind, "\t", IND_BUFSZ);
- if (f->locals_count)
+ if (vec_size(f->locals))
{
- oprintf("%s%i locals:\n", ind, (int)f->locals_count);
- for (i = 0; i < f->locals_count; ++i) {
+ oprintf("%s%i locals:\n", ind, (int)vec_size(f->locals));
+ for (i = 0; i < vec_size(f->locals); ++i) {
oprintf("%s\t", ind);
ir_value_dump(f->locals[i], oprintf);
oprintf("\n");
}
}
oprintf("%sliferanges:\n", ind);
- for (i = 0; i < f->locals_count; ++i) {
+ for (i = 0; i < vec_size(f->locals); ++i) {
size_t l;
ir_value *v = f->locals[i];
- oprintf("%s\t%s: ", ind, v->name);
- for (l = 0; l < v->life_count; ++l) {
+ oprintf("%s\t%s: %s@%i ", ind, v->name, (v->unique_life ? "unique " : ""), (int)v->code.local);
+ for (l = 0; l < vec_size(v->life); ++l) {
oprintf("[%i,%i] ", v->life[l].start, v->life[l].end);
}
oprintf("\n");
}
- for (i = 0; i < f->values_count; ++i) {
+ for (i = 0; i < vec_size(f->values); ++i) {
size_t l;
ir_value *v = f->values[i];
- oprintf("%s\t%s: (%i)", ind, v->name, (int)v->life_count);
- for (l = 0; l < v->life_count; ++l) {
+ oprintf("%s\t%s: @%i ", ind, v->name, (int)v->code.local);
+ for (l = 0; l < vec_size(v->life); ++l) {
oprintf("[%i,%i] ", v->life[l].start, v->life[l].end);
}
oprintf("\n");
}
- if (f->blocks_count)
+ if (vec_size(f->blocks))
{
oprintf("%slife passes (check): %i\n", ind, (int)f->run_id);
- for (i = 0; i < f->blocks_count; ++i) {
+ for (i = 0; i < vec_size(f->blocks); ++i) {
if (f->blocks[i]->run_id != f->run_id) {
oprintf("%slife pass check fail! %i != %i\n", ind, (int)f->blocks[i]->run_id, (int)f->run_id);
}
oprintf("%s:%s\n", ind, b->label);
strncat(ind, "\t", IND_BUFSZ);
- for (i = 0; i < b->instr_count; ++i)
+ for (i = 0; i < vec_size(b->instr); ++i)
ir_instr_dump(b->instr[i], ind, oprintf);
ind[strlen(ind)-1] = 0;
}
-void dump_phi(ir_instr *in, char *ind,
- int (*oprintf)(const char*, ...))
+void dump_phi(ir_instr *in, int (*oprintf)(const char*, ...))
{
size_t i;
oprintf("%s <- phi ", in->_ops[0]->name);
- for (i = 0; i < in->phi_count; ++i)
+ for (i = 0; i < vec_size(in->phi); ++i)
{
oprintf("([%s] : %s) ", in->phi[i].from->label,
in->phi[i].value->name);
oprintf("%s (%i) ", ind, (int)in->eid);
if (in->opcode == VINSTR_PHI) {
- dump_phi(in, ind, oprintf);
+ dump_phi(in, oprintf);
return;
}
oprintf(" <- ");
}
if (in->opcode == INSTR_CALL0) {
- oprintf("CALL%i\t", in->params_count);
+ oprintf("CALL%i\t", vec_size(in->params));
} else
oprintf("%s\t", qc_opname(in->opcode));
}
if (in->bops[1])
oprintf("%s[%s]", comma, in->bops[1]->label);
- if (in->params_count) {
+ if (vec_size(in->params)) {
oprintf("\tparams: ");
- for (i = 0; i != in->params_count; ++i) {
+ for (i = 0; i != vec_size(in->params); ++i) {
oprintf("%s, ", in->params[i]->name);
}
}
ind[strlen(ind)-1] = 0;
}
+void ir_value_dump_string(const char *str, int (*oprintf)(const char*, ...))
+{
+ oprintf("\"");
+ for (; *str; ++str) {
+ switch (*str) {
+ case '\n': oprintf("\\n"); break;
+ case '\r': oprintf("\\r"); break;
+ case '\t': oprintf("\\t"); break;
+ case '\v': oprintf("\\v"); break;
+ case '\f': oprintf("\\f"); break;
+ case '\b': oprintf("\\b"); break;
+ case '\a': oprintf("\\a"); break;
+ case '\\': oprintf("\\\\"); break;
+ case '"': oprintf("\\\""); break;
+ default: oprintf("%c", *str); break;
+ }
+ }
+ oprintf("\"");
+}
+
void ir_value_dump(ir_value* v, int (*oprintf)(const char*, ...))
{
- if (v->isconst) {
+ if (v->hasvalue) {
switch (v->vtype) {
default:
case TYPE_VOID:
oprintf("(entity)");
break;
case TYPE_STRING:
- oprintf("\"%s\"", v->constval.vstring);
+ ir_value_dump_string(v->constval.vstring, oprintf);
break;
#if 0
case TYPE_INTEGER:
}
}
-void ir_value_dump_life(ir_value *self, int (*oprintf)(const char*,...))
+void ir_value_dump_life(const ir_value *self, int (*oprintf)(const char*,...))
{
size_t i;
- oprintf("Life of %s:\n", self->name);
- for (i = 0; i < self->life_count; ++i)
+ oprintf("Life of %12s:", self->name);
+ for (i = 0; i < vec_size(self->life); ++i)
{
oprintf(" + [%i, %i]\n", self->life[i].start, self->life[i].end);
}