insert Keeps to assure should_be_different constraint

[libfirm] / ir / be / benode_t.h

diff --git a/ir/be/benode_t.h b/ir/be/benode_t.h
index b4b386c..cd24555 100644 (file)
--- a/ir/be/benode_t.h
+++ b/ir/be/benode_t.h
@@ -22,6 +22,8 @@
 #include "be_t.h"
 #include "bearch.h"
 
+#define BE_OUT_POS(p) (-((p) + 1))
+
 /**
  * The benode op's.  Must be available to register emitter function.
  */
@@ -33,7 +35,7 @@ extern ir_op *op_be_Keep;
 extern ir_op *op_be_Call;
 extern ir_op *op_be_Return;
 extern ir_op *op_be_IncSP;
-extern ir_op *op_be_AddSP;
+extern ir_op *op_be_Alloca;
 extern ir_op *op_be_SetSP;
 extern ir_op *op_be_RegParams;
 extern ir_op *op_be_StackParam;
@@ -51,7 +53,7 @@ typedef enum {
        beo_NoReg,
        beo_Call,
        beo_Return,
-       beo_AddSP,
+       beo_Alloca,
        beo_IncSP,
        beo_SetSP,
        beo_RegParams,
@@ -85,7 +87,16 @@ void be_node_init(void);
 
 const arch_irn_handler_t be_node_irn_handler;
 
+enum {
+       be_pos_Spill_frame = 0,
+       be_pos_Spill_val   = 1
+};
 ir_node *be_new_Spill(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *node_to_spill, ir_node *ctx);
+
+enum {
+       be_pos_Reload_frame = 0,
+       be_pos_Reload_mem   = 1
+};
 ir_node *be_new_Reload(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_node *spill_node, ir_mode *mode);
 ir_node *be_new_Copy(const arch_register_class_t *cls, ir_graph *irg, ir_node *block, ir_node *in);
 ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
@@ -97,7 +108,7 @@ ir_node *be_new_FrameStore(const arch_register_class_t *cls_frame, const arch_re
                                                   ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, ir_node *data, entity *ent);
 ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, entity *ent);
 
-ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *operand);
+ir_node *be_new_Alloca(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *old_sp, ir_node *sz);
 
 ir_node *be_new_SetSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *operand, ir_node *mem);
 
@@ -121,6 +132,15 @@ unsigned be_get_IncSP_offset(const ir_node *irn);
 void           be_set_IncSP_direction(ir_node *irn, be_stack_dir_t dir);
 be_stack_dir_t be_get_IncSP_direction(const ir_node *irn);
 
+entity *be_Call_get_entity(const ir_node *call);
+void    be_Call_set_entity(ir_node *call, entity *ent);
+
+enum {
+       be_pos_Call_mem = 0,
+       be_pos_Call_sp  = 1,
+       be_pos_Call_ptr = 2
+};
+
 ir_node *be_new_Call(ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp, ir_node *ptr, int n_outs, int n, ir_node *in[]);
 ir_node *be_new_Return(ir_graph *irg, ir_node *bl, int n, ir_node *in[]);
 ir_node *be_new_StackParam(const arch_register_class_t *cls, const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_mode *mode, ir_node *frame_pointer, entity *ent);
@@ -142,8 +162,10 @@ int be_is_Copy(const ir_node *irn);
 int be_is_Perm(const ir_node *irn);
 int be_is_Keep(const ir_node *irn);
 int be_is_Call(const ir_node *irn);
+int be_is_Return(const ir_node *irn);
 int be_is_IncSP(const ir_node *irn);
-int be_is_AddSP(const ir_node *irn);
+int be_is_SetSP(const ir_node *irn);
+int be_is_Alloca(const ir_node *irn);
 int be_is_RegParams(const ir_node *irn);
 int be_is_StackParam(const ir_node *irn);
 int be_is_FrameAddr(const ir_node *irn);
@@ -164,6 +186,12 @@ entity *be_get_spill_entity(const ir_node *irn);
 
 ir_node *be_get_Spill_context(const ir_node *irn);
 
+/**
+ * Set the entities of a Reload to the ones of the Spill it is pointing to.
+ * @param irg The graph.
+ */
+void be_copy_entities_to_reloads(ir_graph *irg);
+
 /**
  * Impose a register constraint on a backend node.
  * @param irn The node.