Commit 0855ae02 authored by Matthias Braun's avatar Matthias Braun
Browse files

cleanup, use C99

parent 093d930a
......@@ -40,28 +40,25 @@ typedef struct be_pre_spill_env_t {
static void prepare_constr_insn(be_pre_spill_env_t *env, ir_node *node)
{
const arch_register_class_t *cls = env->cls;
ir_node *block = get_nodes_block(node);
const ir_graph *irg = env->irg;
be_irg_t *birg = be_birg_from_irg(irg);
be_lv_t *lv = be_get_irg_liveness(irg);
unsigned *def_constr = NULL;
int arity = get_irn_arity(node);
ir_node *block = get_nodes_block(node);
const ir_graph *irg = env->irg;
be_irg_t *birg = be_birg_from_irg(irg);
be_lv_t *lv = be_get_irg_liveness(irg);
unsigned *def_constr = NULL;
/* Insert a copy for constraint inputs attached to a value which can't
* fulfill the constraint
* (typical example: stack pointer as input to copyb)
* TODO: This really just checks precolored registers at the moment and
* ignores the general case of not matching in/out constraints
*/
* ignores the general case of not matching in/out constraints */
int const arity = get_irn_arity(node);
for (int i = 0; i < arity; ++i) {
ir_node *op = get_irn_n(node, i);
const arch_register_req_t *req = arch_get_irn_register_req_in(node, i);
const arch_register_t *reg;
ir_node *copy;
if (req->cls != cls)
continue;
reg = arch_get_irn_register(op);
ir_node *op = get_irn_n(node, i);
const arch_register_t *reg = arch_get_irn_register(op);
if (reg == NULL)
continue;
......@@ -75,7 +72,7 @@ static void prepare_constr_insn(be_pre_spill_env_t *env, ir_node *node)
if (rbitset_is_set(req->limited, reg->index))
continue;
copy = be_new_Copy(block, op);
ir_node *copy = be_new_Copy(block, op);
stat_ev_int("constr_copy", 1);
sched_add_before(node, copy);
set_irn_n(node, i, copy);
......@@ -89,16 +86,14 @@ static void prepare_constr_insn(be_pre_spill_env_t *env, ir_node *node)
continue;
for (int i2 = i_ + 1; i2 < arity; ++i2) {
ir_node *in2;
const arch_register_req_t *req2;
req2 = arch_get_irn_register_req_in(node, i2);
const arch_register_req_t *req2
= arch_get_irn_register_req_in(node, i2);
if (req2->cls != cls)
continue;
if (!arch_register_req_is(req2, limited))
continue;
in2 = get_irn_n(node, i2);
ir_node *in2 = get_irn_n(node, i2);
if (in2 != in)
continue;
......
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