+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
#include "irgraph_t.h"
#include "irmode_t.h"
#include "besched_t.h"
#include "beinsn_t.h"
+#include "beabi.h"
be_insn_t *be_scan_insn(const be_insn_env_t *env, ir_node *irn)
{
insn->next_insn = p;
}
-
else if(arch_irn_consider_in_reg_alloc(arch_env, env->cls, irn)) {
arch_get_register_req(arch_env, &o.req, irn, -1);
o.carrier = irn;
insn->ops = obstack_finish(obst);
/* Compute the admissible registers bitsets. */
- for(i = 0; i < insn->n_ops; ++i) {
+ for (i = 0; i < insn->n_ops; ++i) {
be_operand_t *op = &insn->ops[i];
+ if (op->req.cls == NULL && op->req.type == arch_register_req_type_none) {
+ op->req.cls = env->cls;
+ op->req.type = arch_register_req_type_normal;
+ }
+
assert(op->req.cls == env->cls);
op->regs = bitset_obstack_alloc(obst, env->cls->n_regs);
- if(arch_register_req_is(&op->req, limited))
+ if (arch_register_req_is(&op->req, limited))
op->req.limited(op->req.limited_env, op->regs);
else {
arch_put_non_ignore_regs(arch_env, env->cls, op->regs);
- if(env->ignore_colors)
+ if (env->ignore_colors)
bitset_andnot(op->regs, env->ignore_colors);
}
-
}
return insn;
}
-be_insn_env_t *be_insn_env_init(be_insn_env_t *ie, be_irg_t *birg, const arch_register_class_t *cls, struct obstack *obst)
+be_insn_env_t *be_insn_env_init(be_insn_env_t *ie, const be_irg_t *birg, const arch_register_class_t *cls, struct obstack *obst)
{
ie->aenv = birg->main_env->arch_env;
ie->cls = cls;
ie->obst = obst;
+ ie->ignore_colors = bitset_obstack_alloc(obst, cls->n_regs);
be_abi_put_ignore_regs(birg->abi, cls, ie->ignore_colors);
return ie;
}