if ((fun->flags & AST_FLAG_VARIADIC) &&
!(/*funval->cvq == CV_CONST && */ funval->hasvalue && funval->constval.vfunc->builtin))
{
- call->va_count = (ast_expression*)fold_constgen_float(parser->fold, (qcfloat_t)paramcount);
+ call->va_count = (ast_expression*)fold_constgen_float(parser->fold, (qcfloat_t)paramcount, false);
}
}
return true;
}
else if (parser->tok == TOKEN_FLOATCONST) {
- ast_expression *val = fold_constgen_float(parser->fold, (parser_token(parser)->constval.f));
+ ast_expression *val = fold_constgen_float(parser->fold, (parser_token(parser)->constval.f), false);
if (!val)
return false;
vec_push(sy->out, syexp(parser_ctx(parser), val));
return true;
}
else if (parser->tok == TOKEN_INTCONST || parser->tok == TOKEN_CHARCONST) {
- ast_expression *val = fold_constgen_float(parser->fold, (qcfloat_t)(parser_token(parser)->constval.i));
+ ast_expression *val = fold_constgen_float(parser->fold, (qcfloat_t)(parser_token(parser)->constval.i), false);
if (!val)
return false;
vec_push(sy->out, syexp(parser_ctx(parser), val));
return false;
}
}
+ else if (!strcmp(parser_tokval(parser), "coverage") && !(flags & AST_FLAG_COVERAGE)) {
+ flags |= AST_FLAG_COVERAGE;
+ if (!parser_next(parser)) {
+ error_in_coverage:
+ parseerror(parser, "parse error in coverage attribute");
+ *cvq = CV_WRONG;
+ return false;
+ }
+ if (parser->tok == '(') {
+ if (!parser_next(parser)) {
+ bad_coverage_arg:
+ parseerror(parser, "invalid parameter for coverage() attribute\n"
+ "valid are: block");
+ *cvq = CV_WRONG;
+ return false;
+ }
+ if (parser->tok != ')') {
+ do {
+ if (parser->tok != TOKEN_IDENT)
+ goto bad_coverage_arg;
+ if (!strcmp(parser_tokval(parser), "block"))
+ flags |= AST_FLAG_BLOCK_COVERAGE;
+ else if (!strcmp(parser_tokval(parser), "none"))
+ flags &= ~(AST_FLAG_COVERAGE_MASK);
+ else
+ goto bad_coverage_arg;
+ if (!parser_next(parser))
+ goto error_in_coverage;
+ if (parser->tok == ',') {
+ if (!parser_next(parser))
+ goto error_in_coverage;
+ }
+ } while (parser->tok != ')');
+ }
+ if (parser->tok != ')' || !parser_next(parser))
+ goto error_in_coverage;
+ } else {
+ /* without parameter [[coverage]] equals [[coverage(block)]] */
+ flags |= AST_FLAG_BLOCK_COVERAGE;
+ }
+ }
else
{
/* Skip tokens until we hit a ]] */
if (parser->tok == TOKEN_IDENT)
typevar = parser_find_typedef(parser, parser_tokval(parser), 0);
if (typevar || parser->tok == TOKEN_TYPENAME) {
- if (!parse_variable(parser, block, false, CV_NONE, typevar, false, false, 0, NULL)) {
+ if (!parse_variable(parser, block, true, CV_NONE, typevar, false, false, 0, NULL)) {
ast_delete(switchnode);
return false;
}
ast_delete(switchnode);
return false;
}
- if (!parse_variable(parser, block, false, cvq, NULL, noref, is_static, qflags, NULL)) {
+ if (!parse_variable(parser, block, true, cvq, NULL, noref, is_static, qflags, NULL)) {
ast_delete(switchnode);
return false;
}
{
if (cvq == CV_WRONG)
return false;
- return parse_variable(parser, block, true, cvq, NULL, noref, is_static, qflags, vstring);
+ return parse_variable(parser, block, false, cvq, NULL, noref, is_static, qflags, vstring);
}
else if (parser->tok == TOKEN_KEYWORD)
{
}
if (has_frame_think) {
- lex_ctx_t ctx;
- ast_expression *self_frame;
- ast_expression *self_nextthink;
- ast_expression *self_think;
- ast_expression *time_plus_1;
- ast_store *store_frame;
- ast_store *store_nextthink;
- ast_store *store_think;
-
- ctx = parser_ctx(parser);
- self_frame = (ast_expression*)ast_entfield_new(ctx, gbl_self, fld_frame);
- self_nextthink = (ast_expression*)ast_entfield_new(ctx, gbl_self, fld_nextthink);
- self_think = (ast_expression*)ast_entfield_new(ctx, gbl_self, fld_think);
-
- time_plus_1 = (ast_expression*)ast_binary_new(ctx, INSTR_ADD_F,
- gbl_time, (ast_expression*)fold_constgen_float(parser->fold, 0.1f));
-
- if (!self_frame || !self_nextthink || !self_think || !time_plus_1) {
- if (self_frame) ast_delete(self_frame);
- if (self_nextthink) ast_delete(self_nextthink);
- if (self_think) ast_delete(self_think);
- if (time_plus_1) ast_delete(time_plus_1);
- retval = false;
- }
-
- if (retval)
- {
- store_frame = ast_store_new(ctx, INSTR_STOREP_F, self_frame, framenum);
- store_nextthink = ast_store_new(ctx, INSTR_STOREP_F, self_nextthink, time_plus_1);
- store_think = ast_store_new(ctx, INSTR_STOREP_FNC, self_think, nextthink);
-
- if (!store_frame) {
- ast_delete(self_frame);
- retval = false;
- }
- if (!store_nextthink) {
- ast_delete(self_nextthink);
- retval = false;
- }
- if (!store_think) {
- ast_delete(self_think);
- retval = false;
+ if (!OPTS_FLAG(EMULATE_STATE)) {
+ ast_state *state_op = ast_state_new(parser_ctx(parser), framenum, nextthink);
+ if (!ast_block_add_expr(block, (ast_expression*)state_op)) {
+ parseerror(parser, "failed to generate state op for [frame,think]");
+ ast_unref(nextthink);
+ ast_unref(framenum);
+ ast_delete(block);
+ return false;
}
- if (!retval) {
- if (store_frame) ast_delete(store_frame);
- if (store_nextthink) ast_delete(store_nextthink);
- if (store_think) ast_delete(store_think);
+ } else {
+ /* emulate OP_STATE in code: */
+ lex_ctx_t ctx;
+ ast_expression *self_frame;
+ ast_expression *self_nextthink;
+ ast_expression *self_think;
+ ast_expression *time_plus_1;
+ ast_store *store_frame;
+ ast_store *store_nextthink;
+ ast_store *store_think;
+
+ float frame_delta = 1.0f / (float)OPTS_OPTION_U32(OPTION_STATE_FPS);
+
+ ctx = parser_ctx(parser);
+ self_frame = (ast_expression*)ast_entfield_new(ctx, gbl_self, fld_frame);
+ self_nextthink = (ast_expression*)ast_entfield_new(ctx, gbl_self, fld_nextthink);
+ self_think = (ast_expression*)ast_entfield_new(ctx, gbl_self, fld_think);
+
+ time_plus_1 = (ast_expression*)ast_binary_new(ctx, INSTR_ADD_F,
+ gbl_time, (ast_expression*)fold_constgen_float(parser->fold, frame_delta, false));
+
+ if (!self_frame || !self_nextthink || !self_think || !time_plus_1) {
+ if (self_frame) ast_delete(self_frame);
+ if (self_nextthink) ast_delete(self_nextthink);
+ if (self_think) ast_delete(self_think);
+ if (time_plus_1) ast_delete(time_plus_1);
retval = false;
}
- if (!ast_block_add_expr(block, (ast_expression*)store_frame) ||
- !ast_block_add_expr(block, (ast_expression*)store_nextthink) ||
- !ast_block_add_expr(block, (ast_expression*)store_think))
+
+ if (retval)
{
- retval = false;
+ store_frame = ast_store_new(ctx, INSTR_STOREP_F, self_frame, framenum);
+ store_nextthink = ast_store_new(ctx, INSTR_STOREP_F, self_nextthink, time_plus_1);
+ store_think = ast_store_new(ctx, INSTR_STOREP_FNC, self_think, nextthink);
+
+ if (!store_frame) {
+ ast_delete(self_frame);
+ retval = false;
+ }
+ if (!store_nextthink) {
+ ast_delete(self_nextthink);
+ retval = false;
+ }
+ if (!store_think) {
+ ast_delete(self_think);
+ retval = false;
+ }
+ if (!retval) {
+ if (store_frame) ast_delete(store_frame);
+ if (store_nextthink) ast_delete(store_nextthink);
+ if (store_think) ast_delete(store_think);
+ retval = false;
+ }
+ if (!ast_block_add_expr(block, (ast_expression*)store_frame) ||
+ !ast_block_add_expr(block, (ast_expression*)store_nextthink) ||
+ !ast_block_add_expr(block, (ast_expression*)store_think))
+ {
+ retval = false;
+ }
}
- }
- if (!retval) {
- parseerror(parser, "failed to generate code for [frame,think]");
- ast_unref(nextthink);
- ast_unref(framenum);
- ast_delete(block);
- return false;
+ if (!retval) {
+ parseerror(parser, "failed to generate code for [frame,think]");
+ ast_unref(nextthink);
+ ast_unref(framenum);
+ ast_delete(block);
+ return false;
+ }
}
}
goto enderrfn;
}
func->varargs = varargs;
- func->fixedparams = (ast_value*)fold_constgen_float(parser->fold, vec_size(var->expression.params));
+ func->fixedparams = (ast_value*)fold_constgen_float(parser->fold, vec_size(var->expression.params), false);
}
parser->function = func;
cmp = ast_binary_new(ctx, INSTR_LT,
(ast_expression*)index,
- (ast_expression*)fold_constgen_float(parser->fold, middle));
+ (ast_expression*)fold_constgen_float(parser->fold, middle, false));
if (!cmp) {
ast_delete(left);
ast_delete(right);
if (value->expression.vtype == TYPE_FIELD && value->expression.next->vtype == TYPE_VECTOR)
assignop = INSTR_STORE_V;
- subscript = ast_array_index_new(ctx, (ast_expression*)array, (ast_expression*)fold_constgen_float(parser->fold, from));
+ subscript = ast_array_index_new(ctx, (ast_expression*)array, (ast_expression*)fold_constgen_float(parser->fold, from, false));
if (!subscript)
return NULL;
if (value->expression.vtype == TYPE_FIELD && value->expression.next->vtype == TYPE_VECTOR)
assignop = INSTR_STOREP_V;
- subscript = ast_array_index_new(ctx, (ast_expression*)array, (ast_expression*)fold_constgen_float(parser->fold, from));
+ subscript = ast_array_index_new(ctx, (ast_expression*)array, (ast_expression*)fold_constgen_float(parser->fold, from, false));
if (!subscript)
return NULL;
ast_return *ret;
ast_array_index *subscript;
- subscript = ast_array_index_new(ctx, (ast_expression*)array, (ast_expression*)fold_constgen_float(parser->fold, from));
+ subscript = ast_array_index_new(ctx, (ast_expression*)array, (ast_expression*)fold_constgen_float(parser->fold, from, false));
if (!subscript)
return NULL;
parseerror(parser, "failed to create accessor function value");
return false;
}
+ fval->expression.flags &= ~(AST_FLAG_COVERAGE_MASK);
func = ast_function_new(ast_ctx(array), funcname, fval);
if (!func) {
}
if (parser->tok == TOKEN_IDENT) {
argcounter = util_strdup(parser_tokval(parser));
+ ast_value_set_name(param, argcounter);
if (!parser_next(parser) || parser->tok != ')') {
parseerror(parser, "`...` must be the last parameter of a variadic function declaration");
goto on_error;
}
}
}
+ if (OPTS_OPTION_U32(OPTION_STANDARD) == COMPILER_FTEQCC && param->name[0] == '<') {
+ parseerror(parser, "parameter name omitted");
+ goto on_error;
+ }
}
}
bool wasarray = false;
ast_member *me[3] = { NULL, NULL, NULL };
+ ast_member *last_me[3] = { NULL, NULL, NULL };
if (!localblock && is_static)
parseerror(parser, "`static` qualifier is not supported in global scope");
}
var->cvq = qualifier;
+ if (qflags & AST_FLAG_COVERAGE) /* specified in QC, drop our default */
+ var->expression.flags &= ~(AST_FLAG_COVERAGE_MASK);
var->expression.flags |= qflags;
/*
}
}
}
+ memcpy(last_me, me, sizeof(me));
me[0] = me[1] = me[2] = NULL;
cleanvar = false;
/* Part 2.2
} else {
ast_expression *cexp;
ast_value *cval;
+ bool folded_const = false;
cexp = parse_expression_leave(parser, true, false, false);
if (!cexp)
break;
+ cval = ast_istype(cexp, ast_value) ? (ast_value*)cexp : NULL;
- if (!localblock || is_static) {
- cval = (ast_value*)cexp;
+ /* deal with foldable constants: */
+ if (localblock &&
+ var->cvq == CV_CONST && cval && cval->hasvalue && cval->cvq == CV_CONST && !cval->isfield)
+ {
+ /* remove it from the current locals */
+ if (isvector) {
+ for (i = 0; i < 3; ++i) {
+ vec_pop(parser->_locals);
+ vec_pop(localblock->collect);
+ }
+ }
+ /* do sanity checking, this function really needs refactoring */
+ if (vec_last(parser->_locals) != (ast_expression*)var)
+ parseerror(parser, "internal error: unexpected change in local variable handling");
+ else
+ vec_pop(parser->_locals);
+ if (vec_last(localblock->locals) != var)
+ parseerror(parser, "internal error: unexpected change in local variable handling (2)");
+ else
+ vec_pop(localblock->locals);
+ /* push it to the to-be-generated globals */
+ vec_push(parser->globals, (ast_expression*)var);
+ if (isvector)
+ for (i = 0; i < 3; ++i)
+ vec_push(parser->globals, (ast_expression*)last_me[i]);
+ folded_const = true;
+ }
+
+ if (folded_const || !localblock || is_static) {
if (cval != parser->nil &&
- (!ast_istype(cval, ast_value) || ((!cval->hasvalue || cval->cvq != CV_CONST) && !cval->isfield))
+ (!cval || ((!cval->hasvalue || cval->cvq != CV_CONST) && !cval->isfield))
)
{
parseerror(parser, "initializer is non constant");
vec_free(sy.argc);
var->cvq = cvq;
}
+ /* a constant initialized to an inexact value should be marked inexact:
+ * const float x = <inexact>; should propagate the inexact flag
+ */
+ if (var->cvq == CV_CONST && var->expression.vtype == TYPE_FLOAT) {
+ if (cval && cval->hasvalue && cval->cvq == CV_CONST)
+ var->inexact = cval->inexact;
+ }
}
another:
{
if (cvq == CV_WRONG)
return false;
- return parse_variable(parser, NULL, true, cvq, NULL, noref, is_static, qflags, vstring);
+ return parse_variable(parser, NULL, false, cvq, NULL, noref, is_static, qflags, vstring);
}
else if (parser->tok == TOKEN_IDENT && !strcmp(parser_tokval(parser), "enum"))
{
mem_d(parser);
}
+static bool parser_set_coverage_func(parser_t *parser, ir_builder *ir) {
+ size_t i;
+ ast_expression *expr;
+ ast_value *cov;
+ ast_function *func;
+
+ if (!OPTS_OPTION_BOOL(OPTION_COVERAGE))
+ return true;
+
+ func = NULL;
+ for (i = 0; i != vec_size(parser->functions); ++i) {
+ if (!strcmp(parser->functions[i]->name, "coverage")) {
+ func = parser->functions[i];
+ break;
+ }
+ }
+ if (!func) {
+ if (OPTS_OPTION_BOOL(OPTION_COVERAGE)) {
+ con_out("coverage support requested but no coverage() builtin declared\n");
+ ir_builder_delete(ir);
+ return false;
+ }
+ return true;
+ }
+
+ cov = func->vtype;
+ expr = (ast_expression*)cov;
+
+ if (expr->vtype != TYPE_FUNCTION || vec_size(expr->params) != 0) {
+ char ty[1024];
+ ast_type_to_string(expr, ty, sizeof(ty));
+ con_out("invalid type for coverage(): %s\n", ty);
+ ir_builder_delete(ir);
+ return false;
+ }
+
+ ir->coverage_func = func->ir_func->value;
+ return true;
+}
+
bool parser_finish(parser_t *parser, const char *output)
{
- size_t i;
- ir_builder *ir;
- bool retval = true;
+ size_t i;
+ ir_builder *ir;
+ bool retval = true;
if (compile_errors) {
con_out("*** there were compile errors\n");
if (!fold_generate(parser->fold, ir))
return false;
+ /* before generating any functions we need to set the coverage_func */
+ if (!parser_set_coverage_func(parser, ir))
+ return false;
+
for (i = 0; i < vec_size(parser->globals); ++i) {
ast_value *asvalue;
if (!ast_istype(parser->globals[i], ast_value))