X-Git-Url: https://git.xonotic.org/?a=blobdiff_plain;f=ast.c;h=5b4b1de228c95244430d9a65570b2f9e6e6553c8;hb=c692794eb59e9ea97ecf47903ce7b7c90eab5268;hp=05fdae1c37badb57c2c19bb3db12f8cd3974a45f;hpb=56f548cc6f446d749c8da9a8cef4a3a990280eeb;p=xonotic%2Fgmqcc.git diff --git a/ast.c b/ast.c index 05fdae1..5b4b1de 100644 --- a/ast.c +++ b/ast.c @@ -1,15 +1,38 @@ +/* + * Copyright (C) 2012 + * Wolfgang Bumiller + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies + * of the Software, and to permit persons to whom the Software is furnished to do + * so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + * SOFTWARE. + */ #include #include #include +#include "gmqcc.h" #include "ast.h" #define ast_setfunc(me, fn, what) ( *(void**)&((me)->fn) = what ) -#define ast_instantiate(T, ctx, destroyfn) \ - T *self = (T*)mem_a(sizeof(T)); \ - ast_node_init((ast_node*)self, ctx); \ - ast_setfunc(&((ast_node*)self)->node, destroy, destroyfn) +#define ast_instantiate(T, ctx, destroyfn) \ + T *self = (T*)mem_a(sizeof(T)); \ + ast_node_init((ast_node*)self, ctx); \ + ast_setfunc(&((ast_node*)self)->node, destroy, destroyfn) /* It must not be possible to get here. */ static void _ast_node_destroy(ast_node *self) @@ -32,7 +55,7 @@ static void ast_expression_init(ast_expression *self, ast_setfunc(&self->expression, codegen, codegen); } -ast_value* ast_value_new(lex_ctx_t ctx, const char *name, qc_type_t t) +ast_value* ast_value_new(lex_ctx_t ctx, const char *name, int t) { ast_instantiate(ast_value, ctx, ast_value_delete); ast_expression_init((ast_expression*)self, @@ -41,9 +64,9 @@ ast_value* ast_value_new(lex_ctx_t ctx, const char *name, qc_type_t t) self->name = name ? util_strdup(name) : NULL; self->vtype = t; self->next = NULL; - VEC_INIT(self, params); - self->has_constval = ifalse; - memset(&self->cvalue, 0, sizeof(self->cvalue)); + MEM_VECTOR_INIT(self, params); + self->isconst = false; + memset(&self->constval, 0, sizeof(self->constval)); self->ir_v = NULL; @@ -58,14 +81,14 @@ void ast_value_delete(ast_value* self) mem_d((void*)self->name); for (i = 0; i < self->params_count; ++i) ast_delete(self->params[i]); - VEC_CLEAR(self, params); + MEM_VECTOR_CLEAR(self, params); if (self->next) ast_delete(self->next); - if (self->has_constval) { + if (self->isconst) { switch (self->vtype) { case qc_string: - mem_d((void*)self->cvalue.vstring); + mem_d((void*)self->constval.vstring); break; /* NOTE: delete function? currently collected in * the parser structure @@ -84,11 +107,11 @@ void ast_value_set_name(ast_value *self, const char *name) self->name = util_strdup(name); } -ast_binary* ast_binary_new(filecontext_t ctx, qc_op_t op, +ast_binary* ast_binary_new(lex_ctx_t ctx, int op, ast_value* left, ast_value* right) { ast_instantiate(ast_binary, ctx, ast_binary_delete); - ast_expression_init((ast_expression*)self, (ast_expression_codegen*)codegen); + ast_expression_init((ast_expression*)self, NULL); /* FIXME */ self->op = op; self->left = left; @@ -102,14 +125,14 @@ void ast_binary_delete(ast_binary *self) mem_d(self); } -ast_block* ast_block_new(filecontext_t ctx) +ast_block* ast_block_new(lex_ctx_t ctx) { ast_instantiate(ast_block, ctx, ast_block_delete); ast_expression_init((ast_expression*)self, (ast_expression_codegen*)&ast_block_codegen); - VEC_INIT(self, locals); - VEC_INIT(self, exprs); + MEM_VECTOR_INIT(self, locals); + MEM_VECTOR_INIT(self, exprs); return self; } @@ -121,20 +144,20 @@ void ast_block_delete(ast_block *self) size_t i; for (i = 0; i < self->locals_count; ++i) ast_delete(self->locals[i]); - VEC_CLEAR(self, locals); + MEM_VECTOR_CLEAR(self, locals); for (i = 0; i < self->exprs_count; ++i) ast_delete(self->exprs[i]); - VEC_CLEAR(self, exprs); + MEM_VECTOR_CLEAR(self, exprs); mem_d(self); } -ast_function* ast_function_new(filecontext_t ctx, const char *name, ast_value *vtype) +ast_function* ast_function_new(lex_ctx_t ctx, const char *name, ast_value *vtype) { ast_instantiate(ast_function, ctx, ast_function_delete); self->vtype = vtype; self->name = name ? util_strdup(name) : NULL; - VEC_INIT(self, blocks); + MEM_VECTOR_INIT(self, blocks); return self; } @@ -150,6 +173,21 @@ void ast_function_delete(ast_function *self) ast_value_delete(self->vtype); for (i = 0; i < self->blocks_count; ++i) ast_delete(self->blocks[i]); - VEC_CLEAR(self, blocks); + MEM_VECTOR_CLEAR(self, blocks); mem_d(self); } + +/*********************************************************************/ +/* AST codegen aprt + */ + +/* Some dummies so it compiles... */ +bool ast_value_codegen(ast_value *self, ast_function *func, ir_value **out) +{ + return false; +} + +bool ast_block_codegen(ast_block *self, ast_function *func, ir_value **out) +{ + return false; +}