5 /***********************************************************************
9 ir_builder* ir_builder_new(const char *modulename)
13 self = (ir_builder*)mem_a(sizeof(*self));
14 MEM_VECTOR_INIT(self, functions);
15 MEM_VECTOR_INIT(self, globals);
17 ir_builder_set_name(self, modulename);
19 /* globals which always exist */
21 /* for now we give it a vector size */
22 ir_builder_create_global(self, "OFS_RETURN", qc_variant);
27 MEM_VEC_FUNCTIONS(ir_builder, ir_value*, globals)
28 MEM_VECTOR_FUNCTIONS(ir_builder, ir_function*, functions)
30 void ir_builder_delete(ir_builder* self)
33 mem_d((void*)self->name);
34 for (i = 0; i != self->functions_count; ++i) {
35 ir_function_delete(self->functions[i]);
37 MEM_VECTOR_CLEAR(self, functions);
38 for (i = 0; i != self->globals_count; ++i) {
39 ir_value_delete(self->globals[i]);
41 MEM_VECTOR_CLEAR(self, globals);
45 void ir_builder_set_name(ir_builder *self, const char *name)
48 mem_d((void*)self->name);
49 self->name = util_strdup(name);
52 ir_function* ir_builder_get_function(ir_builder *self, const char *name)
55 for (i = 0; i < self->functions_count; ++i) {
56 if (!strcmp(name, self->functions[i]->name))
57 return self->functions[i];
62 ir_function* ir_builder_create_function(ir_builder *self, const char *name)
64 ir_function *fn = ir_builder_get_function(self, name);
69 fn = ir_function_new(self);
70 ir_function_set_name(fn, name);
71 ir_builder_functions_add(self, fn);
75 ir_value* ir_builder_get_global(ir_builder *self, const char *name)
78 for (i = 0; i < self->globals_count; ++i) {
79 if (!strcmp(self->globals[i]->name, name))
80 return self->globals[i];
85 ir_value* ir_builder_create_global(ir_builder *self, const char *name, ir_type_t vtype)
87 ir_value *ve = ir_builder_get_global(self, name);
92 ve = ir_value_var(name, qc_global, vtype);
93 ir_builder_globals_add(self, ve);
97 /***********************************************************************
101 void ir_function_naive_phi(ir_function*);
102 void ir_function_enumerate(ir_function*);
103 void ir_function_calculate_liferanges(ir_function*);
105 ir_function* ir_function_new(ir_builder* owner)
108 self = (ir_function*)mem_a(sizeof(*self));
110 self->context.file = "<@no context>";
111 self->context.line = 0;
112 self->retype = qc_void;
113 MEM_VECTOR_INIT(self, params);
114 MEM_VECTOR_INIT(self, blocks);
115 MEM_VECTOR_INIT(self, values);
116 MEM_VECTOR_INIT(self, locals);
117 ir_function_set_name(self, "<@unnamed>");
122 MEM_VECTOR_FUNCTIONS(ir_function, ir_value*, values)
123 MEM_VECTOR_FUNCTIONS(ir_function, ir_block*, blocks)
124 MEM_VECTOR_FUNCTIONS(ir_function, ir_value*, locals)
126 void ir_function_set_name(ir_function *self, const char *name)
129 mem_d((void*)self->name);
130 self->name = util_strdup(name);
133 void ir_function_delete(ir_function *self)
136 mem_d((void*)self->name);
138 for (i = 0; i != self->blocks_count; ++i)
139 ir_block_delete(self->blocks[i]);
140 MEM_VECTOR_CLEAR(self, blocks);
142 MEM_VECTOR_CLEAR(self, params);
144 for (i = 0; i != self->values_count; ++i)
145 ir_value_delete(self->values[i]);
146 MEM_VECTOR_CLEAR(self, values);
148 for (i = 0; i != self->locals_count; ++i)
149 ir_value_delete(self->locals[i]);
150 MEM_VECTOR_CLEAR(self, locals);
155 void ir_function_collect_value(ir_function *self, ir_value *v)
157 ir_function_values_add(self, v);
160 ir_block* ir_function_create_block(ir_function *self, const char *label)
162 ir_block* bn = ir_block_new(self, label);
163 memcpy(&bn->context, &self->context, sizeof(self->context));
164 ir_function_blocks_add(self, bn);
168 void ir_function_finalize(ir_function *self)
170 ir_function_naive_phi(self);
171 ir_function_enumerate(self);
172 ir_function_calculate_liferanges(self);
175 ir_value* ir_function_get_local(ir_function *self, const char *name)
178 for (i = 0; i < self->locals_count; ++i) {
179 if (!strcmp(self->locals[i]->name, name))
180 return self->locals[i];
185 ir_value* ir_function_create_local(ir_function *self, const char *name, int vtype)
187 ir_value *ve = ir_function_get_local(self, name);
192 ve = ir_value_var(name, qc_localvar, vtype);
193 ir_function_locals_add(self, ve);