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Checking if mem_a returns NULL in ir_..._new functions

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Wolfgang (Blub) Bumiller 2012-05-09 14:24:35 +02:00
parent f5cbd73768
commit 9d72fa9a03
1 changed files with 18 additions and 0 deletions
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18
ir.c
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@ -34,6 +34,9 @@ ir_builder* ir_builder_new(const char *modulename)
ir_builder* self;
self = (ir_builder*)mem_a(sizeof(*self));
if (!self)
return NULL;
MEM_VECTOR_INIT(self, functions);
MEM_VECTOR_INIT(self, globals);
self->name = NULL;
@ -140,6 +143,10 @@ ir_function* ir_function_new(ir_builder* owner)
{
ir_function *self;
self = (ir_function*)mem_a(sizeof(*self));
if (!self)
return NULL;
self->name = NULL;
if (!ir_function_set_name(self, "<@unnamed>")) {
mem_d(self);
@ -252,6 +259,11 @@ ir_block* ir_block_new(ir_function* owner, const char *name)
{
ir_block *self;
self = (ir_block*)mem_a(sizeof(*self));
if (!self)
return NULL;
memset(self, 0, sizeof(*self));
self->label = NULL;
if (!ir_block_set_label(self, name)) {
mem_d(self);
@ -269,6 +281,9 @@ ir_block* ir_block_new(ir_function* owner, const char *name)
self->is_return = false;
self->run_id = 0;
MEM_VECTOR_INIT(self, living);
self->generated = false;
return self;
}
MEM_VEC_FUNCTIONS(ir_block, ir_instr*, instr)
@ -305,6 +320,9 @@ ir_instr* ir_instr_new(ir_block* owner, int op)
{
ir_instr *self;
self = (ir_instr*)mem_a(sizeof(*self));
if (!self)
return NULL;
self->owner = owner;
self->context.file = "<@no context>";
self->context.line = 0;