/*
- * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
* Backend node support for generic backend nodes.
* This file provides Perm, Copy, Spill and Reload nodes.
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include <stdlib.h>
#include "offset.h"
#include "bitfiddle.h"
#include "raw_bitset.h"
+#include "error.h"
+#include "array_t.h"
#include "irop_t.h"
#include "irmode_t.h"
#include "belive_t.h"
#include "besched_t.h"
#include "benode_t.h"
+#include "bearch_t.h"
#include "beirgmod.h"
-#define OUT_POS(x) (-((x) + 1))
-
-/* Sometimes we want to put const nodes into get_irn_generic_attr ... */
-#define get_irn_attr(irn) get_irn_generic_attr((ir_node *) (irn))
-
-static unsigned be_node_tag = FOURCC('B', 'E', 'N', 'O');
+#define get_irn_attr(irn) get_irn_generic_attr(irn)
+#define get_irn_attr_const(irn) get_irn_generic_attr_const(irn)
typedef struct {
arch_register_req_t req;
- arch_irn_flags_t flags;
} be_req_t;
typedef struct {
- const arch_register_t *reg;
be_req_t req;
be_req_t in_req;
} be_reg_data_t;
/** The generic be nodes attribute type. */
typedef struct {
- be_reg_data_t *reg_data;
+ be_reg_data_t *reg_data;
} be_node_attr_t;
/** The be_Return nodes attribute type. */
typedef struct {
- be_node_attr_t node_attr;
+ be_node_attr_t node_attr; /**< base attributes of every be node. */
int num_ret_vals; /**< number of return values */
+ unsigned pop; /**< number of bytes that should be popped */
+ int emit_pop; /**< if set, emit pop bytes, even if pop = 0 */
} be_return_attr_t;
-/** The be_Stack attribute type. */
+/** The be_IncSP attribute type. */
typedef struct {
- be_node_attr_t node_attr;
- int offset; /**< The offset by which the stack shall be expanded/shrinked. */
-} be_stack_attr_t;
+ be_node_attr_t node_attr; /**< base attributes of every be node. */
+ int offset; /**< The offset by which the stack shall be expanded/shrinked. */
+ int align; /**< whether stack should be aligned after the
+ IncSP */
+} be_incsp_attr_t;
/** The be_Frame attribute type. */
typedef struct {
- be_node_attr_t node_attr;
- ir_entity *ent;
- int offset;
+ be_node_attr_t node_attr; /**< base attributes of every be node. */
+ ir_entity *ent;
+ int offset;
} be_frame_attr_t;
/** The be_Call attribute type. */
typedef struct {
- be_node_attr_t node_attr;
- ir_entity *ent; /**< The called entity if this is a static call. */
- ir_type *call_tp; /**< The call type, copied from the original Call node. */
+ be_node_attr_t node_attr; /**< base attributes of every be node. */
+ ir_entity *ent; /**< The called entity if this is a static call. */
+ unsigned pop;
+ ir_type *call_tp; /**< The call type, copied from the original Call node. */
} be_call_attr_t;
typedef struct {
- be_node_attr_t node_attr;
- ir_entity **in_entities;
- ir_entity **out_entities;
+ be_node_attr_t node_attr; /**< base attributes of every be node. */
+ ir_entity **in_entities;
+ ir_entity **out_entities;
} be_memperm_attr_t;
ir_op *op_be_Spill;
ir_op *op_be_IncSP;
ir_op *op_be_AddSP;
ir_op *op_be_SubSP;
-ir_op *op_be_SetSP;
ir_op *op_be_RegParams;
-ir_op *op_be_StackParam;
ir_op *op_be_FrameAddr;
-ir_op *op_be_FrameLoad;
-ir_op *op_be_FrameStore;
ir_op *op_be_Barrier;
-
-static int beo_base = -1;
+ir_op *op_be_Unwind;
static const ir_op_ops be_node_op_ops;
#define H irop_flag_highlevel
#define c irop_flag_constlike
#define K irop_flag_keep
-#define M irop_flag_machine
+#define M irop_flag_uses_memory
+static int be_reqs_equal(const be_req_t *req1, const be_req_t *req2)
+{
+ if(!reg_reqs_equal(&req1->req, &req2->req))
+ return 0;
+
+ return 1;
+}
/**
- * Compare two node attributes.
+ * Compare two be node attributes.
*
* @return zero if both attributes are identically
*/
-static int _node_cmp_attr(be_node_attr_t *a, be_node_attr_t *b) {
+static int _node_cmp_attr(const be_node_attr_t *a, const be_node_attr_t *b) {
int i, len;
- if(ARR_LEN(a->reg_data) != ARR_LEN(b->reg_data))
+ if (ARR_LEN(a->reg_data) != ARR_LEN(b->reg_data))
return 1;
len = ARR_LEN(a->reg_data);
for (i = 0; i < len; ++i) {
- if (a->reg_data[i].reg != b->reg_data[i].reg ||
- memcmp(&a->reg_data[i].in_req, &b->reg_data[i].in_req, sizeof(b->reg_data[i].in_req)) ||
- memcmp(&a->reg_data[i].req, &b->reg_data[i].req, sizeof(a->reg_data[i].req)))
+ if (!be_reqs_equal(&a->reg_data[i].in_req, &b->reg_data[i].in_req) ||
+ !be_reqs_equal(&a->reg_data[i].req, &b->reg_data[i].req))
return 1;
}
return 0;
}
+/**
+ * Compare the node attributes of two be_node's.
+ *
+ * @return zero if both nodes have identically attributes
+ */
static int node_cmp_attr(ir_node *a, ir_node *b) {
- be_node_attr_t *a_attr = get_irn_attr(a);
- be_node_attr_t *b_attr = get_irn_attr(b);
+ const be_node_attr_t *a_attr = get_irn_attr_const(a);
+ const be_node_attr_t *b_attr = get_irn_attr_const(b);
- return _node_cmp_attr(a_attr, b_attr);
+ if(_node_cmp_attr(a_attr, b_attr) != 0)
+ return 1;
+
+ return !be_info_equal(a, b);
}
/**
- * Compare the attributes of two FrameAddr nodes.
+ * Compare the attributes of two be_FrameAddr nodes.
*
- * @return zero if both attributes are identically
+ * @return zero if both nodes have identically attributes
*/
static int FrameAddr_cmp_attr(ir_node *a, ir_node *b) {
- be_frame_attr_t *a_attr = get_irn_attr(a);
- be_frame_attr_t *b_attr = get_irn_attr(b);
+ const be_frame_attr_t *a_attr = get_irn_attr_const(a);
+ const be_frame_attr_t *b_attr = get_irn_attr_const(b);
if (a_attr->ent != b_attr->ent || a_attr->offset != b_attr->offset)
return 1;
- return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr);
+ return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
}
+/**
+ * Compare the attributes of two be_Return nodes.
+ *
+ * @return zero if both nodes have identically attributes
+ */
static int Return_cmp_attr(ir_node *a, ir_node *b) {
- be_return_attr_t *a_attr = get_irn_attr(a);
- be_return_attr_t *b_attr = get_irn_attr(b);
+ const be_return_attr_t *a_attr = get_irn_attr_const(a);
+ const be_return_attr_t *b_attr = get_irn_attr_const(b);
if (a_attr->num_ret_vals != b_attr->num_ret_vals)
return 1;
+ if (a_attr->pop != b_attr->pop)
+ return 1;
+ if (a_attr->emit_pop != b_attr->emit_pop)
+ return 1;
- return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr);
+ return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
}
-static int Stack_cmp_attr(ir_node *a, ir_node *b) {
- be_stack_attr_t *a_attr = get_irn_attr(a);
- be_stack_attr_t *b_attr = get_irn_attr(b);
+/**
+ * Compare the attributes of two be_IncSP nodes.
+ *
+ * @return zero if both nodes have identically attributes
+ */
+static int IncSP_cmp_attr(ir_node *a, ir_node *b) {
+ const be_incsp_attr_t *a_attr = get_irn_attr_const(a);
+ const be_incsp_attr_t *b_attr = get_irn_attr_const(b);
if (a_attr->offset != b_attr->offset)
return 1;
- return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr);
+ return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
}
+/**
+ * Compare the attributes of two be_Call nodes.
+ *
+ * @return zero if both nodes have identically attributes
+ */
static int Call_cmp_attr(ir_node *a, ir_node *b) {
- be_call_attr_t *a_attr = get_irn_attr(a);
- be_call_attr_t *b_attr = get_irn_attr(b);
+ const be_call_attr_t *a_attr = get_irn_attr_const(a);
+ const be_call_attr_t *b_attr = get_irn_attr_const(b);
if (a_attr->ent != b_attr->ent ||
a_attr->call_tp != b_attr->call_tp)
return 1;
- return _node_cmp_attr((be_node_attr_t*) a_attr, (be_node_attr_t*) b_attr);
+ return _node_cmp_attr(&a_attr->node_attr, &b_attr->node_attr);
}
-static INLINE be_req_t *get_be_req(const ir_node *node, int pos)
+static inline be_req_t *get_be_req(const ir_node *node, int pos)
{
int idx;
- be_node_attr_t *attr;
+ const be_node_attr_t *attr;
be_reg_data_t *rd;
assert(is_be_node(node));
- attr = get_irn_attr(node);
+ attr = get_irn_attr_const(node);
if(pos < 0) {
idx = -(pos + 1);
return pos < 0 ? &rd->req : &rd->in_req;
}
-static INLINE arch_register_req_t *get_req(const ir_node *node, int pos)
+static inline arch_register_req_t *get_req(const ir_node *node, int pos)
{
be_req_t *bereq = get_be_req(node, pos);
return &bereq->req;
}
-void be_node_init(void) {
- static int inited = 0;
-
- if(inited)
- return;
-
- inited = 1;
-
- /* Acquire all needed opcodes. */
- beo_base = get_next_ir_opcodes(beo_Last);
-
- op_be_Spill = new_ir_op(beo_base + beo_Spill, "be_Spill", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_Reload = new_ir_op(beo_base + beo_Reload, "be_Reload", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_Perm = new_ir_op(beo_base + beo_Perm, "be_Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_MemPerm = new_ir_op(beo_base + beo_MemPerm, "be_MemPerm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_memperm_attr_t), &be_node_op_ops);
- op_be_Copy = new_ir_op(beo_base + beo_Copy, "be_Copy", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_Keep = new_ir_op(beo_base + beo_Keep, "be_Keep", op_pin_state_pinned, K, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_CopyKeep = new_ir_op(beo_base + beo_CopyKeep, "be_CopyKeep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_Call = new_ir_op(beo_base + beo_Call, "be_Call", op_pin_state_pinned, F, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops);
- op_be_Return = new_ir_op(beo_base + beo_Return, "be_Return", op_pin_state_pinned, X, oparity_dynamic, 0, sizeof(be_return_attr_t), &be_node_op_ops);
- op_be_AddSP = new_ir_op(beo_base + beo_AddSP, "be_AddSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_SubSP = new_ir_op(beo_base + beo_SubSP, "be_SubSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_IncSP = new_ir_op(beo_base + beo_IncSP, "be_IncSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
- op_be_SetSP = new_ir_op(beo_base + beo_SetSP, "be_SetSP", op_pin_state_pinned, N, oparity_binary, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
- op_be_RegParams = new_ir_op(beo_base + beo_RegParams, "be_RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_StackParam = new_ir_op(beo_base + beo_StackParam, "be_StackParam", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_FrameLoad = new_ir_op(beo_base + beo_FrameLoad, "be_FrameLoad", op_pin_state_floats, N, oparity_any, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_FrameStore = new_ir_op(beo_base + beo_FrameStore, "be_FrameStore", op_pin_state_floats, N, oparity_any, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_FrameAddr = new_ir_op(beo_base + beo_FrameAddr, "be_FrameAddr", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_Barrier = new_ir_op(beo_base + beo_Barrier, "be_Barrier", op_pin_state_pinned, N, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
-
- set_op_tag(op_be_Spill, &be_node_tag);
- op_be_Spill->ops.node_cmp_attr = FrameAddr_cmp_attr;
- set_op_tag(op_be_Reload, &be_node_tag);
- op_be_Reload->ops.node_cmp_attr = FrameAddr_cmp_attr;
- set_op_tag(op_be_Perm, &be_node_tag);
- op_be_Perm->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_MemPerm, &be_node_tag);
- op_be_MemPerm->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_Copy, &be_node_tag);
- op_be_Copy->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_Keep, &be_node_tag);
- op_be_Keep->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_CopyKeep, &be_node_tag);
- op_be_CopyKeep->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_Call, &be_node_tag);
- op_be_Call->ops.node_cmp_attr = Call_cmp_attr;
- set_op_tag(op_be_Return, &be_node_tag);
- op_be_Return->ops.node_cmp_attr = Return_cmp_attr;
- set_op_tag(op_be_AddSP, &be_node_tag);
- op_be_AddSP->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_SubSP, &be_node_tag);
- op_be_SubSP->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_SetSP, &be_node_tag);
- op_be_SetSP->ops.node_cmp_attr = Stack_cmp_attr;
- set_op_tag(op_be_IncSP, &be_node_tag);
- op_be_IncSP->ops.node_cmp_attr = Stack_cmp_attr;
- set_op_tag(op_be_RegParams, &be_node_tag);
- op_be_RegParams->ops.node_cmp_attr = node_cmp_attr;
- set_op_tag(op_be_StackParam, &be_node_tag);
- op_be_StackParam->ops.node_cmp_attr = FrameAddr_cmp_attr;
- set_op_tag(op_be_FrameLoad, &be_node_tag);
- op_be_FrameLoad->ops.node_cmp_attr = FrameAddr_cmp_attr;
- set_op_tag(op_be_FrameStore, &be_node_tag);
- op_be_FrameStore->ops.node_cmp_attr = FrameAddr_cmp_attr;
- set_op_tag(op_be_FrameAddr, &be_node_tag);
- op_be_FrameAddr->ops.node_cmp_attr = FrameAddr_cmp_attr;
- set_op_tag(op_be_Barrier, &be_node_tag);
- op_be_Barrier->ops.node_cmp_attr = node_cmp_attr;
-}
-
/**
* Initializes the generic attribute of all be nodes and return ir.
*/
memset(a, 0, sizeof(get_op_attr_size(get_irn_op(node))));
if(max_reg_data >= 0) {
+ backend_info_t *info = be_get_info(node);
+ info->out_infos = NEW_ARR_D(reg_out_info_t, obst, max_reg_data);
+ memset(info->out_infos, 0, max_reg_data * sizeof(info->out_infos[0]));
+
a->reg_data = NEW_ARR_D(be_reg_data_t, obst, max_reg_data);
memset(a->reg_data, 0, max_reg_data * sizeof(a->reg_data[0]));
} else {
+ backend_info_t *info = be_get_info(node);
+ info->out_infos = NEW_ARR_F(reg_out_info_t, 0);
+
a->reg_data = NEW_ARR_F(be_reg_data_t, 0);
}
static void add_register_req(ir_node *node)
{
- be_node_attr_t *a = get_irn_attr(node);
- be_reg_data_t regreq;
+ backend_info_t *info = be_get_info(node);
+ be_node_attr_t *a = get_irn_attr(node);
+ be_reg_data_t regreq;
+ reg_out_info_t out_info;
memset(®req, 0, sizeof(regreq));
+ memset(&out_info, 0, sizeof(out_info));
ARR_APP1(be_reg_data_t, a->reg_data, regreq);
-}
-
-int is_be_node(const ir_node *irn)
-{
- return get_op_tag(get_irn_op(irn)) == &be_node_tag;
-}
-
-be_opcode_t be_get_irn_opcode(const ir_node *irn)
-{
- return is_be_node(irn) ? get_irn_opcode(irn) - beo_base : beo_NoBeOp;
+ ARR_APP1(reg_out_info_t, info->out_infos, out_info);
}
/**
return 0;
}
-static be_reg_data_t *retrieve_reg_data(const ir_node *node)
-{
- be_node_attr_t *attr;
- int pos = 0;
-
- if(is_Proj(node)) {
- pos = get_Proj_proj(node);
- node = get_Proj_pred(node);
- }
-
- assert(is_be_node(node));
- attr = get_irn_attr(node);
- assert(pos >= 0 && pos < ARR_LEN(attr->reg_data) && "illegal proj number");
-
- return &attr->reg_data[pos];
-}
-
-static void
-be_node_set_irn_reg(const void *_self, ir_node *irn, const arch_register_t *reg)
-{
- be_reg_data_t *r = retrieve_reg_data(irn);
- r->reg = reg;
-}
-
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 *to_spill)
{
a->ent = NULL;
a->offset = 0;
- be_node_set_reg_class(res, be_pos_Spill_frame, cls_frame);
- be_node_set_reg_class(res, be_pos_Spill_val, cls);
+ be_node_set_reg_class_in(res, be_pos_Spill_frame, cls_frame);
+ be_node_set_reg_class_in(res, be_pos_Spill_val, cls);
return res;
}
-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 *mem, ir_mode *mode)
+ir_node *be_new_Reload(const arch_register_class_t *cls,
+ const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *block,
+ ir_node *frame, ir_node *mem, ir_mode *mode)
{
ir_node *in[2];
ir_node *res;
in[0] = frame;
in[1] = mem;
- res = new_ir_node(NULL, irg, bl, op_be_Reload, mode, 2, in);
+ res = new_ir_node(NULL, irg, block, op_be_Reload, mode, 2, in);
init_node_attr(res, 2);
- be_node_set_reg_class(res, -1, cls);
- be_node_set_reg_class(res, be_pos_Reload_frame, cls_frame);
- be_node_set_flags(res, -1, arch_irn_flags_rematerializable);
+ be_node_set_reg_class_out(res, 0, cls);
+ be_node_set_reg_class_in(res, be_pos_Reload_frame, cls_frame);
+ arch_irn_set_flags(res, arch_irn_flags_rematerializable);
return res;
}
return get_irn_n(irn, be_pos_Spill_frame);
}
-ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int n, ir_node *in[])
+ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg,
+ ir_node *block, int n, ir_node *in[])
{
int i;
- ir_node *irn = new_ir_node(NULL, irg, bl, op_be_Perm, mode_T, n, in);
+ ir_node *irn = new_ir_node(NULL, irg, block, op_be_Perm, mode_T, n, in);
init_node_attr(irn, n);
for(i = 0; i < n; ++i) {
- be_node_set_reg_class(irn, i, cls);
- be_node_set_reg_class(irn, OUT_POS(i), cls);
+ be_node_set_reg_class_in(irn, i, cls);
+ be_node_set_reg_class_out(irn, i, cls);
}
return irn;
}
-ir_node *be_new_MemPerm(const arch_env_t *arch_env, ir_graph *irg, ir_node *bl, int n, ir_node *in[])
+void be_Perm_reduce(ir_node *perm, int new_size, int *map)
{
+ int arity = get_irn_arity(perm);
+ be_reg_data_t *old_data = ALLOCAN(be_reg_data_t, arity);
+ reg_out_info_t *old_infos = ALLOCAN(reg_out_info_t, arity);
+ be_node_attr_t *attr = get_irn_attr(perm);
+ backend_info_t *info = be_get_info(perm);
+ ir_node **new_in;
+
int i;
- ir_node *frame = get_irg_frame(irg);
- const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
- ir_node *irn;
- const arch_register_t *sp = arch_env->isa->sp;
- be_memperm_attr_t *attr;
- ir_node **real_in;
- real_in = alloca((n+1) * sizeof(real_in[0]));
+ assert(be_is_Perm(perm));
+ assert(new_size <= arity);
+
+ new_in = alloca(new_size * sizeof(*new_in));
+
+ /* save the old register data */
+ memcpy(old_data, attr->reg_data, arity * sizeof(old_data[0]));
+ memcpy(old_infos, info->out_infos, arity * sizeof(old_infos[0]));
+
+ /* compose the new in array and set the new register data directly in place */
+ for (i = 0; i < new_size; ++i) {
+ int idx = map[i];
+ new_in[i] = get_irn_n(perm, idx);
+ attr->reg_data[i] = old_data[idx];
+ info->out_infos[i] = old_infos[idx];
+ }
+
+ set_irn_in(perm, new_size, new_in);
+}
+
+ir_node *be_new_MemPerm(const arch_env_t *arch_env, ir_graph *irg, ir_node *bl, int n, ir_node *in[])
+{
+ ir_node *frame = get_irg_frame(irg);
+ const arch_register_class_t *cls_frame = arch_get_irn_reg_class_out(frame);
+ const arch_register_t *sp = arch_env->sp;
+ ir_node *irn;
+ be_memperm_attr_t *attr;
+ ir_node **real_in;
+ int i;
+
+ real_in = ALLOCAN(ir_node*, n + 1);
real_in[0] = frame;
memcpy(&real_in[1], in, n * sizeof(real_in[0]));
irn = new_ir_node(NULL, irg, bl, op_be_MemPerm, mode_T, n+1, real_in);
init_node_attr(irn, n + 1);
- be_node_set_reg_class(irn, 0, sp->reg_class);
- for(i = 0; i < n; ++i) {
- be_node_set_reg_class(irn, i + 1, cls_frame);
- be_node_set_reg_class(irn, OUT_POS(i), cls_frame);
+ be_node_set_reg_class_in(irn, 0, sp->reg_class);
+ for (i = 0; i < n; ++i) {
+ be_node_set_reg_class_in(irn, i + 1, cls_frame);
+ be_node_set_reg_class_out(irn, i, cls_frame);
}
attr = get_irn_attr(irn);
in[0] = op;
res = new_ir_node(NULL, irg, bl, op_be_Copy, get_irn_mode(op), 1, in);
init_node_attr(res, 1);
- be_node_set_reg_class(res, 0, cls);
- be_node_set_reg_class(res, OUT_POS(0), cls);
+ be_node_set_reg_class_in(res, 0, cls);
+ be_node_set_reg_class_out(res, 0, cls);
- req = get_req(res, OUT_POS(0));
+ req = get_req(res, BE_OUT_POS(0));
req->cls = cls;
req->type = arch_register_req_type_should_be_same;
- req->other_same = 0;
+ req->other_same = 1U << 0;
return res;
}
for(i = 0; i < n; ++i) {
add_irn_n(res, in[i]);
add_register_req(res);
- be_node_set_reg_class(res, i, cls);
+ be_node_set_reg_class_in(res, i, cls);
}
keep_alive(res);
assert(be_is_Keep(keep));
n = add_irn_n(keep, node);
add_register_req(keep);
- be_node_set_reg_class(keep, n, cls);
+ be_node_set_reg_class_in(keep, n, cls);
}
/* creates a be_Call */
a = init_node_attr(irn, (n_outs > real_n ? n_outs : real_n));
a->ent = NULL;
a->call_tp = call_tp;
+ a->pop = 0;
return irn;
}
/* Gets the call entity or NULL if this is no static call. */
ir_entity *be_Call_get_entity(const ir_node *call) {
- be_call_attr_t *a = get_irn_attr(call);
+ const be_call_attr_t *a = get_irn_attr_const(call);
assert(be_is_Call(call));
return a->ent;
}
/* Gets the call type. */
ir_type *be_Call_get_type(ir_node *call) {
- be_call_attr_t *a = get_irn_attr(call);
+ const be_call_attr_t *a = get_irn_attr_const(call);
assert(be_is_Call(call));
return a->call_tp;
}
a->call_tp = call_tp;
}
+void be_Call_set_pop(ir_node *call, unsigned pop) {
+ be_call_attr_t *a = get_irn_attr(call);
+ a->pop = pop;
+}
+
+unsigned be_Call_get_pop(const ir_node *call) {
+ const be_call_attr_t *a = get_irn_attr_const(call);
+ return a->pop;
+}
+
/* Construct a new be_Return. */
ir_node *be_new_Return(dbg_info *dbg, ir_graph *irg, ir_node *block, int n_res,
- int n, ir_node *in[])
+ unsigned pop, int n, ir_node *in[])
{
be_return_attr_t *a;
ir_node *res;
a = get_irn_attr(res);
a->num_ret_vals = n_res;
+ a->pop = pop;
+ a->emit_pop = 0;
return res;
}
/* Returns the number of real returns values */
-int be_Return_get_n_rets(ir_node *ret)
-{
- be_return_attr_t *a = get_irn_attr(ret);
+int be_Return_get_n_rets(const ir_node *ret) {
+ const be_return_attr_t *a = get_irn_generic_attr_const(ret);
return a->num_ret_vals;
}
-int be_Return_append_node(ir_node *ret, ir_node *node)
-{
+/* return the number of bytes that should be popped from stack when executing the Return. */
+unsigned be_Return_get_pop(const ir_node *ret) {
+ const be_return_attr_t *a = get_irn_generic_attr_const(ret);
+ return a->pop;
+}
+
+/* return non-zero, if number of popped bytes must be always emitted */
+int be_Return_get_emit_pop(const ir_node *ret) {
+ const be_return_attr_t *a = get_irn_generic_attr_const(ret);
+ return a->emit_pop;
+}
+
+/* return non-zero, if number of popped bytes must be always emitted */
+void be_Return_set_emit_pop(ir_node *ret, int emit_pop) {
+ be_return_attr_t *a = get_irn_generic_attr(ret);
+ a->emit_pop = emit_pop;
+}
+
+int be_Return_append_node(ir_node *ret, ir_node *node) {
int pos;
pos = add_irn_n(ret, node);
return pos;
}
-ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, int offset)
+ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl,
+ ir_node *old_sp, int offset, int align)
{
- be_stack_attr_t *a;
+ be_incsp_attr_t *a;
ir_node *irn;
ir_node *in[1];
in[0] = old_sp;
- irn = new_ir_node(NULL, irg, bl, op_be_IncSP, sp->reg_class->mode, sizeof(in) / sizeof(in[0]), in);
+ irn = new_ir_node(NULL, irg, bl, op_be_IncSP, sp->reg_class->mode,
+ sizeof(in) / sizeof(in[0]), in);
a = init_node_attr(irn, 1);
a->offset = offset;
-
- be_node_set_flags(irn, -1, arch_irn_flags_ignore | arch_irn_flags_modify_sp);
+ a->align = align;
/* Set output constraint to stack register. */
- be_node_set_reg_class(irn, 0, sp->reg_class);
- be_set_constr_single_reg(irn, BE_OUT_POS(0), sp);
- be_node_set_irn_reg(NULL, irn, sp);
+ be_node_set_reg_class_in(irn, 0, sp->reg_class);
+ be_set_constr_single_reg_out(irn, 0, sp, arch_register_req_type_produces_sp);
return irn;
}
be_node_attr_t *a;
ir_node *irn;
ir_node *in[be_pos_AddSP_last];
+ const arch_register_class_t *cls;
in[be_pos_AddSP_old_sp] = old_sp;
in[be_pos_AddSP_size] = sz;
irn = new_ir_node(NULL, irg, bl, op_be_AddSP, mode_T, be_pos_AddSP_last, in);
a = init_node_attr(irn, be_pos_AddSP_last);
- be_node_set_flags(irn, OUT_POS(pn_be_AddSP_res), arch_irn_flags_ignore | arch_irn_flags_modify_sp);
-
/* Set output constraint to stack register. */
- be_set_constr_single_reg(irn, be_pos_AddSP_old_sp, sp);
- be_node_set_reg_class(irn, be_pos_AddSP_size, arch_register_get_class(sp));
- be_set_constr_single_reg(irn, OUT_POS(pn_be_AddSP_res), sp);
- a->reg_data[pn_be_AddSP_res].reg = sp;
+ be_set_constr_single_reg_in(irn, be_pos_AddSP_old_sp, sp, 0);
+ be_node_set_reg_class_in(irn, be_pos_AddSP_size, arch_register_get_class(sp));
+ be_set_constr_single_reg_out(irn, pn_be_AddSP_sp, sp, arch_register_req_type_produces_sp);
+
+ cls = arch_register_get_class(sp);
return irn;
}
irn = new_ir_node(NULL, irg, bl, op_be_SubSP, mode_T, be_pos_SubSP_last, in);
a = init_node_attr(irn, be_pos_SubSP_last);
- be_node_set_flags(irn, OUT_POS(pn_be_SubSP_res), arch_irn_flags_ignore | arch_irn_flags_modify_sp);
-
- /* Set output constraint to stack register. */
- be_set_constr_single_reg(irn, be_pos_SubSP_old_sp, sp);
- be_node_set_reg_class(irn, be_pos_SubSP_size, arch_register_get_class(sp));
- be_set_constr_single_reg(irn, OUT_POS(pn_be_SubSP_res), sp);
- a->reg_data[pn_be_SubSP_res].reg = sp;
-
- return irn;
-}
-
-ir_node *be_new_SetSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *op, ir_node *mem)
-{
- be_node_attr_t *a;
- ir_node *irn;
- ir_node *in[3];
-
- in[0] = mem;
- in[1] = old_sp;
- in[2] = op;
- irn = new_ir_node(NULL, irg, bl, op_be_SetSP, get_irn_mode(old_sp), 3, in);
- a = init_node_attr(irn, 3);
-
- be_node_set_flags(irn, OUT_POS(0), arch_irn_flags_ignore | arch_irn_flags_modify_sp);
-
/* Set output constraint to stack register. */
- be_set_constr_single_reg(irn, OUT_POS(0), sp);
- be_node_set_reg_class(irn, be_pos_AddSP_size, sp->reg_class);
- be_node_set_reg_class(irn, be_pos_AddSP_old_sp, sp->reg_class);
-
- return irn;
-}
-
-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, ir_entity *ent)
-{
- be_frame_attr_t *a;
- ir_node *irn;
- ir_node *in[1];
-
- in[0] = frame_pointer;
- irn = new_ir_node(NULL, irg, bl, op_be_StackParam, mode, 1, in);
- a = init_node_attr(irn, 1);
- a->ent = ent;
-
- be_node_set_reg_class(irn, 0, cls_frame);
- be_node_set_reg_class(irn, OUT_POS(0), cls);
- be_node_set_flags(irn, OUT_POS(0), arch_irn_flags_rematerializable);
+ be_set_constr_single_reg_in(irn, be_pos_SubSP_old_sp, sp, 0);
+ be_node_set_reg_class_in(irn, be_pos_SubSP_size, arch_register_get_class(sp));
+ be_set_constr_single_reg_out(irn, pn_be_SubSP_sp, sp, arch_register_req_type_produces_sp);
return irn;
}
return res;
}
-ir_node *be_RegParams_append_out_reg(ir_node *regparams,
- const arch_env_t *arch_env,
- const arch_register_t *reg)
-{
- ir_graph *irg = get_irn_irg(regparams);
- ir_node *block = get_nodes_block(regparams);
- be_node_attr_t *attr = get_irn_attr(regparams);
- const arch_register_class_t *cls = arch_register_get_class(reg);
- ir_mode *mode = arch_register_class_mode(cls);
- int n = ARR_LEN(attr->reg_data);
- ir_node *proj;
-
- assert(be_is_RegParams(regparams));
- proj = new_r_Proj(irg, block, regparams, mode, n);
- add_register_req(regparams);
- be_set_constr_single_reg(regparams, BE_OUT_POS(n), reg);
- arch_set_irn_register(arch_env, proj, reg);
-
- /* TODO decide, whether we need to set ignore/modify sp flags here? */
-
- return proj;
-}
-
-ir_node *be_new_FrameLoad(const arch_register_class_t *cls_frame, const arch_register_class_t *cls_data,
- ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, ir_entity *ent)
-{
- be_frame_attr_t *a;
- ir_node *irn;
- ir_node *in[2];
-
- in[0] = mem;
- in[1] = frame;
- irn = new_ir_node(NULL, irg, bl, op_be_FrameLoad, mode_T, 2, in);
- a = init_node_attr(irn, 3);
- a->ent = ent;
- a->offset = 0;
- be_node_set_reg_class(irn, 1, cls_frame);
- be_node_set_reg_class(irn, OUT_POS(pn_Load_res), cls_data);
- return irn;
-}
-
-ir_node *be_new_FrameStore(const arch_register_class_t *cls_frame, const arch_register_class_t *cls_data,
- ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *frame, ir_node *data, ir_entity *ent)
-{
- be_frame_attr_t *a;
- ir_node *irn;
- ir_node *in[3];
-
- in[0] = mem;
- in[1] = frame;
- in[2] = data;
- irn = new_ir_node(NULL, irg, bl, op_be_FrameStore, mode_T, 3, in);
- a = init_node_attr(irn, 3);
- a->ent = ent;
- a->offset = 0;
- be_node_set_reg_class(irn, 1, cls_frame);
- be_node_set_reg_class(irn, 2, cls_data);
- return irn;
-}
-
ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_entity *ent)
{
be_frame_attr_t *a;
a = init_node_attr(irn, 1);
a->ent = ent;
a->offset = 0;
- be_node_set_reg_class(irn, 0, cls_frame);
- be_node_set_reg_class(irn, OUT_POS(0), cls_frame);
+ be_node_set_reg_class_in(irn, 0, cls_frame);
+ be_node_set_reg_class_out(irn, 0, cls_frame);
return optimize_node(irn);
}
-ir_node *be_get_FrameAddr_frame(ir_node *node) {
+ir_node *be_get_FrameAddr_frame(const ir_node *node) {
assert(be_is_FrameAddr(node));
return get_irn_n(node, be_pos_FrameAddr_ptr);
}
+ir_entity *be_get_FrameAddr_entity(const ir_node *node)
+{
+ const be_frame_attr_t *attr = get_irn_generic_attr_const(node);
+ return attr->ent;
+}
+
ir_node *be_new_CopyKeep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, int n, ir_node *in_keep[], ir_mode *mode)
{
- ir_node *irn;
- ir_node **in = (ir_node **) alloca((n + 1) * sizeof(in[0]));
+ ir_node *irn;
+ ir_node **in = ALLOCAN(ir_node*, n + 1);
in[0] = src;
memcpy(&in[1], in_keep, n * sizeof(in[0]));
irn = new_ir_node(NULL, irg, bl, op_be_CopyKeep, mode, n + 1, in);
init_node_attr(irn, n + 1);
- be_node_set_reg_class(irn, OUT_POS(0), cls);
- be_node_set_reg_class(irn, 0, cls);
+ be_node_set_reg_class_in(irn, 0, cls);
+ be_node_set_reg_class_out(irn, 0, cls);
return irn;
}
ir_node *be_new_CopyKeep_single(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, ir_node *src, ir_node *keep, ir_mode *mode)
{
- ir_node *in[1];
-
- in[0] = keep;
- return be_new_CopyKeep(cls, irg, bl, src, 1, in, mode);
+ return be_new_CopyKeep(cls, irg, bl, src, 1, &keep, mode);
}
ir_node *be_get_CopyKeep_op(const ir_node *cpy) {
return proj;
}
-int be_is_Spill (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Spill ; }
-int be_is_Reload (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Reload ; }
-int be_is_Copy (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Copy ; }
-int be_is_CopyKeep (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_CopyKeep ; }
-int be_is_Perm (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Perm ; }
-int be_is_MemPerm (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_MemPerm ; }
-int be_is_Keep (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Keep ; }
-int be_is_Call (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Call ; }
-int be_is_Return (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Return ; }
-int be_is_IncSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_IncSP ; }
-int be_is_SetSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_SetSP ; }
-int be_is_AddSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_AddSP ; }
-int be_is_SubSP (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_SubSP ; }
-int be_is_RegParams (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_RegParams ; }
-int be_is_StackParam (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_StackParam ; }
-int be_is_FrameAddr (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameAddr ; }
-int be_is_FrameLoad (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameLoad ; }
-int be_is_FrameStore (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameStore ; }
-int be_is_Barrier (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_Barrier ; }
+/* Construct a new be_Unwind. */
+ir_node *be_new_Unwind(dbg_info *dbg, ir_graph *irg, ir_node *block,
+ ir_node *mem, ir_node *sp)
+{
+ ir_node *res;
+ ir_node *in[2];
+
+ in[be_pos_Unwind_mem] = mem;
+ in[be_pos_Unwind_sp] = sp;
+ res = new_ir_node(dbg, irg, block, op_be_Unwind, mode_X, 2, in);
+ init_node_attr(res, -1);
+
+ return res;
+}
int be_has_frame_entity(const ir_node *irn)
{
- switch(be_get_irn_opcode(irn)) {
- case beo_StackParam:
+ switch (get_irn_opcode(irn)) {
case beo_Spill:
case beo_Reload:
- case beo_FrameStore:
- case beo_FrameLoad:
case beo_FrameAddr:
return 1;
default:
ir_entity *be_get_frame_entity(const ir_node *irn)
{
if (be_has_frame_entity(irn)) {
- be_frame_attr_t *a = get_irn_attr(irn);
+ const be_frame_attr_t *a = get_irn_attr_const(irn);
return a->ent;
}
return NULL;
{
assert(is_be_node(irn));
if (be_has_frame_entity(irn)) {
- be_frame_attr_t *a = get_irn_attr(irn);
+ const be_frame_attr_t *a = get_irn_attr_const(irn);
return a->offset;
}
return 0;
void be_set_MemPerm_in_entity(const ir_node *irn, int n, ir_entity *ent)
{
- be_memperm_attr_t *attr = get_irn_attr(irn);
+ const be_memperm_attr_t *attr = get_irn_attr_const(irn);
assert(be_is_MemPerm(irn));
assert(n < be_get_MemPerm_entity_arity(irn));
ir_entity* be_get_MemPerm_in_entity(const ir_node* irn, int n)
{
- be_memperm_attr_t *attr = get_irn_attr(irn);
+ const be_memperm_attr_t *attr = get_irn_attr_const(irn);
assert(be_is_MemPerm(irn));
assert(n < be_get_MemPerm_entity_arity(irn));
void be_set_MemPerm_out_entity(const ir_node *irn, int n, ir_entity *ent)
{
- be_memperm_attr_t *attr = get_irn_attr(irn);
+ const be_memperm_attr_t *attr = get_irn_attr_const(irn);
assert(be_is_MemPerm(irn));
assert(n < be_get_MemPerm_entity_arity(irn));
ir_entity* be_get_MemPerm_out_entity(const ir_node* irn, int n)
{
- be_memperm_attr_t *attr = get_irn_attr(irn);
+ const be_memperm_attr_t *attr = get_irn_attr_const(irn);
assert(be_is_MemPerm(irn));
assert(n < be_get_MemPerm_entity_arity(irn));
return get_irn_arity(irn) - 1;
}
-void be_set_constr_single_reg(ir_node *node, int pos, const arch_register_t *reg)
+static void set_req_single(struct obstack *obst, arch_register_req_t *req,
+ const arch_register_t *reg, arch_register_req_type_t additional_types)
{
- arch_register_req_t *req = get_req(node, pos);
const arch_register_class_t *cls = arch_register_get_class(reg);
- ir_graph *irg = get_irn_irg(node);
- struct obstack *obst = get_irg_obstack(irg);
- unsigned *limited_bitset;
-
- assert(req->cls == NULL || req->cls == cls);
- assert(! (req->type & arch_register_req_type_limited));
- assert(req->limited == NULL);
+ unsigned *limited_bitset;
limited_bitset = rbitset_obstack_alloc(obst, arch_register_class_n_regs(cls));
rbitset_set(limited_bitset, arch_register_get_index(reg));
req->cls = cls;
- req->type |= arch_register_req_type_limited;
+ req->type |= arch_register_req_type_limited | additional_types;
req->limited = limited_bitset;
+
+}
+
+void be_set_constr_single_reg_in(ir_node *node, int pos,
+ const arch_register_t *reg, arch_register_req_type_t additional_types)
+{
+ arch_register_req_t *req = get_req(node, pos);
+ ir_graph *irg = get_irn_irg(node);
+ struct obstack *obst = get_irg_obstack(irg);
+
+ set_req_single(obst, req, reg, additional_types);
+}
+
+void be_set_constr_single_reg_out(ir_node *node, int pos,
+ const arch_register_t *reg, arch_register_req_type_t additional_types)
+{
+ arch_register_req_t *req = get_req(node, BE_OUT_POS(pos));
+ ir_graph *irg = get_irn_irg(node);
+ struct obstack *obst = get_irg_obstack(irg);
+
+ /* if we have an ignore register, add ignore flag and just assign it */
+ if (reg->type & arch_register_type_ignore) {
+ additional_types |= arch_register_req_type_ignore;
+ }
+
+ arch_irn_set_register(node, pos, reg);
+ set_req_single(obst, req, reg, additional_types);
}
void be_set_constr_limited(ir_node *node, int pos, const arch_register_req_t *req)
arch_register_req_t *r = get_req(node, pos);
assert(arch_register_req_is(req, limited));
- assert(! (req->type & (arch_register_req_type_should_be_same | arch_register_req_type_should_be_different)));
+ assert(!(req->type & (arch_register_req_type_should_be_same | arch_register_req_type_must_be_different)));
memcpy(r, req, sizeof(r[0]));
r->limited = rbitset_duplicate_obstack_alloc(obst, req->limited, req->cls->n_regs);
}
-void be_node_set_flags(ir_node *irn, int pos, arch_irn_flags_t flags)
+void be_node_set_reg_class_in(ir_node *irn, int pos, const arch_register_class_t *cls)
{
- be_req_t *bereq = get_be_req(irn, pos);
- bereq->flags = flags;
+ arch_register_req_t *req = get_req(irn, pos);
+
+ req->cls = cls;
+
+ if (cls == NULL) {
+ req->type = arch_register_req_type_none;
+ } else if (req->type == arch_register_req_type_none) {
+ req->type = arch_register_req_type_normal;
+ }
}
-void be_node_set_reg_class(ir_node *irn, int pos, const arch_register_class_t *cls)
+void be_node_set_reg_class_out(ir_node *irn, int pos, const arch_register_class_t *cls)
{
- arch_register_req_t *req = get_req(irn, pos);
+ arch_register_req_t *req = get_req(irn, BE_OUT_POS(pos));
req->cls = cls;
set_irn_n(incsp, 0, pred);
}
-ir_node *be_get_IncSP_mem(ir_node *irn) {
- assert(be_is_IncSP(irn));
- return get_irn_n(irn, 1);
-}
-
void be_set_IncSP_offset(ir_node *irn, int offset)
{
- be_stack_attr_t *a = get_irn_attr(irn);
+ be_incsp_attr_t *a = get_irn_attr(irn);
assert(be_is_IncSP(irn));
a->offset = offset;
}
int be_get_IncSP_offset(const ir_node *irn)
{
- be_stack_attr_t *a = get_irn_attr(irn);
+ const be_incsp_attr_t *a = get_irn_attr_const(irn);
assert(be_is_IncSP(irn));
return a->offset;
}
-ir_node *be_spill(const arch_env_t *arch_env, ir_node *irn)
+int be_get_IncSP_align(const ir_node *irn)
+{
+ const be_incsp_attr_t *a = get_irn_attr_const(irn);
+ assert(be_is_IncSP(irn));
+ return a->align;
+}
+
+ir_node *be_spill(ir_node *block, ir_node *irn)
{
- ir_node *bl = get_nodes_block(irn);
- ir_graph *irg = get_irn_irg(bl);
+ ir_graph *irg = get_irn_irg(block);
ir_node *frame = get_irg_frame(irg);
- const arch_register_class_t *cls = arch_get_irn_reg_class(arch_env, irn, -1);
- const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
+ const arch_register_class_t *cls = arch_get_irn_reg_class_out(irn);
+ const arch_register_class_t *cls_frame = arch_get_irn_reg_class_out(frame);
ir_node *spill;
- spill = be_new_Spill(cls, cls_frame, irg, bl, frame, irn);
+ spill = be_new_Spill(cls, cls_frame, irg, block, frame, irn);
return spill;
}
-ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill)
+ir_node *be_reload(const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill)
{
ir_node *reload;
ir_node *bl = is_Block(insert) ? insert : get_nodes_block(insert);
ir_graph *irg = get_irn_irg(bl);
ir_node *frame = get_irg_frame(irg);
- const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
+ const arch_register_class_t *cls_frame = arch_get_irn_reg_class_out(frame);
assert(be_is_Spill(spill) || (is_Phi(spill) && get_irn_mode(spill) == mode_M));
reload = be_new_Reload(cls, cls_frame, irg, bl, frame, spill, mode);
if (is_Block(insert)) {
- insert = sched_skip(insert, 0, sched_skip_cf_predicator, (void *) arch_env);
+ insert = sched_skip(insert, 0, sched_skip_cf_predicator, NULL);
sched_add_after(insert, reload);
} else {
sched_add_before(insert, reload);
static const
arch_register_req_t *get_out_reg_req(const ir_node *irn, int out_pos)
{
- const be_node_attr_t *a = get_irn_attr(irn);
+ const be_node_attr_t *a = get_irn_attr_const(irn);
if(out_pos >= ARR_LEN(a->reg_data)) {
return arch_no_register_req;
static const
arch_register_req_t *get_in_reg_req(const ir_node *irn, int pos)
{
- const be_node_attr_t *a = get_irn_attr(irn);
+ const be_node_attr_t *a = get_irn_attr_const(irn);
if(pos >= get_irn_arity(irn) || pos >= ARR_LEN(a->reg_data))
return arch_no_register_req;
}
static const arch_register_req_t *
-be_node_get_irn_reg_req(const void *self, const ir_node *irn, int pos)
+be_node_get_irn_reg_req(const ir_node *irn, int pos)
{
int out_pos = pos;
if (get_irn_mode(irn) == mode_T)
return arch_no_register_req;
+ assert(pos == -1);
out_pos = redir_proj((const ir_node **)&irn);
assert(is_be_node(irn));
return get_out_reg_req(irn, out_pos);
return arch_no_register_req;
}
-const arch_register_t *
-be_node_get_irn_reg(const void *_self, const ir_node *irn)
+static arch_irn_class_t be_node_classify(const ir_node *irn)
{
- be_reg_data_t *r;
-
- if (get_irn_mode(irn) == mode_T)
- return NULL;
- r = retrieve_reg_data(irn);
- return r->reg;
-}
-
-static arch_irn_class_t be_node_classify(const void *_self, const ir_node *irn)
-{
- redir_proj((const ir_node **) &irn);
-
- switch(be_get_irn_opcode(irn)) {
-#define XXX(a,b) case beo_ ## a: return arch_irn_class_ ## b
- XXX(Spill, spill);
- XXX(Reload, reload);
- XXX(Perm, perm);
- XXX(Copy, copy);
- XXX(Return, branch);
- XXX(StackParam, stackparam);
+restart:
+ switch (get_irn_opcode(irn)) {
+#define XXX(a,b) case a: return b
+ XXX(beo_Spill, arch_irn_class_spill);
+ XXX(beo_Reload, arch_irn_class_reload);
+ XXX(beo_Perm, arch_irn_class_perm);
+ XXX(beo_Copy, arch_irn_class_copy);
+ XXX(beo_Return, arch_irn_class_branch);
#undef XXX
- default:
- return arch_irn_class_normal;
- }
-
- return 0;
-}
-
-static arch_irn_flags_t be_node_get_flags(const void *_self, const ir_node *node)
-{
- be_req_t *bereq;
- int pos = -1;
+ case iro_Proj:
+ irn = get_Proj_pred(irn);
+ if (is_Proj(irn)) {
+ assert(get_irn_mode(irn) == mode_T);
+ irn = get_Proj_pred(irn);
+ }
+ goto restart;
- if(is_Proj(node)) {
- pos = OUT_POS(get_Proj_proj(node));
- node = skip_Proj_const(node);
+ default:
+ return 0;
}
-
- bereq = get_be_req(node, pos);
-
- return bereq->flags;
}
-static ir_entity *be_node_get_frame_entity(const void *self, const ir_node *irn)
+static ir_entity *be_node_get_frame_entity(const ir_node *irn)
{
return be_get_frame_entity(irn);
}
-static void be_node_set_frame_entity(const void *self, ir_node *irn, ir_entity *ent)
+static void be_node_set_frame_entity(ir_node *irn, ir_entity *ent)
{
be_frame_attr_t *a;
a->ent = ent;
}
-static void be_node_set_frame_offset(const void *self, ir_node *irn, int offset)
+static void be_node_set_frame_offset(ir_node *irn, int offset)
{
if(be_has_frame_entity(irn)) {
be_frame_attr_t *a = get_irn_attr(irn);
}
}
-static int be_node_get_sp_bias(const void *self, const ir_node *irn)
+static int be_node_get_sp_bias(const ir_node *irn)
{
- return be_is_IncSP(irn) ? be_get_IncSP_offset(irn) : 0;
+ if(be_is_IncSP(irn))
+ return be_get_IncSP_offset(irn);
+ if(be_is_Call(irn))
+ return -(int)be_Call_get_pop(irn);
+
+ return 0;
}
/*
*/
-static const arch_irn_ops_if_t be_node_irn_ops_if = {
+static const arch_irn_ops_t be_node_irn_ops = {
be_node_get_irn_reg_req,
- be_node_set_irn_reg,
- be_node_get_irn_reg,
be_node_classify,
- be_node_get_flags,
be_node_get_frame_entity,
be_node_set_frame_entity,
be_node_set_frame_offset,
NULL, /* perform_memory_operand */
};
-static const arch_irn_ops_t be_node_irn_ops = {
- &be_node_irn_ops_if
-};
-
-const void *be_node_get_irn_ops(const arch_irn_handler_t *self, const ir_node *irn)
-{
- redir_proj((const ir_node **) &irn);
- return is_be_node(irn) ? &be_node_irn_ops : NULL;
-}
-
-const arch_irn_handler_t be_node_irn_handler = {
- be_node_get_irn_ops
-};
-
/*
____ _ _ ___ ____ _ _ _ _ _ _
| _ \| |__ (_) |_ _| _ \| \ | | | | | | __ _ _ __ __| | | ___ _ __
arch_irn_flags_t flags;
} phi_attr_t;
-typedef struct {
- arch_irn_handler_t irn_handler;
- arch_irn_ops_t irn_ops;
- const arch_env_t *arch_env;
- pmap *phi_attrs;
-} phi_handler_t;
+static struct {
+ pmap *phi_attrs;
+} phi_handler;
-#define get_phi_handler_from_handler(h) container_of(h, phi_handler_t, irn_handler)
#define get_phi_handler_from_ops(h) container_of(h, phi_handler_t, irn_ops)
-static
-const void *phi_get_irn_ops(const arch_irn_handler_t *handler,
- const ir_node *irn)
+static inline
+phi_attr_t *get_Phi_attr(const ir_node *phi)
{
- const phi_handler_t *h;
- if(!is_Phi(irn) || !mode_is_datab(get_irn_mode(irn)))
- return NULL;
-
- h = get_phi_handler_from_handler(handler);
- return &h->irn_ops;
-}
-
-static INLINE
-phi_attr_t *get_Phi_attr(const phi_handler_t *handler, const ir_node *phi)
-{
- phi_attr_t *attr = pmap_get(handler->phi_attrs, (void*) phi);
+ phi_attr_t *attr = pmap_get(phi_handler.phi_attrs, (void*) phi);
if(attr == NULL) {
ir_graph *irg = get_irn_irg(phi);
struct obstack *obst = get_irg_obstack(irg);
attr = obstack_alloc(obst, sizeof(attr[0]));
memset(attr, 0, sizeof(attr[0]));
- pmap_insert(handler->phi_attrs, phi, attr);
+ pmap_insert(phi_handler.phi_attrs, phi, attr);
}
return attr;
* Get register class of a Phi.
*/
static
-const arch_register_req_t *get_Phi_reg_req_recursive(const phi_handler_t *h,
- const ir_node *phi,
+const arch_register_req_t *get_Phi_reg_req_recursive(const ir_node *phi,
pset **visited)
{
int n = get_irn_arity(phi);
/* Matze: don't we unnecessary constraint our phis with this?
* we only need to take the regclass IMO*/
if(!is_Phi(op))
- return arch_get_register_req(h->arch_env, op, BE_OUT_POS(0));
+ return arch_get_register_req_out(op);
}
/*
for(i = 0; i < n; ++i) {
const arch_register_req_t *req;
op = get_irn_n(phi, i);
- req = get_Phi_reg_req_recursive(h, op, visited);
+ req = get_Phi_reg_req_recursive(op, visited);
if(req != NULL)
return req;
}
}
static
-const arch_register_req_t *phi_get_irn_reg_req(const void *self,
- const ir_node *irn, int pos)
+const arch_register_req_t *phi_get_irn_reg_req(const ir_node *irn, int pos)
{
- phi_handler_t *phi_handler = get_phi_handler_from_ops(self);
phi_attr_t *attr;
+ (void) pos;
if(!mode_is_datab(get_irn_mode(irn)))
return arch_no_register_req;
- attr = get_Phi_attr(phi_handler, irn);
+ attr = get_Phi_attr(irn);
if(attr->req.type == arch_register_req_type_none) {
pset *visited = NULL;
const arch_register_req_t *req;
- req = get_Phi_reg_req_recursive(phi_handler, irn, &visited);
+ req = get_Phi_reg_req_recursive(irn, &visited);
- memcpy(&attr->req, req, sizeof(req[0]));
+ attr->req = *req;
assert(attr->req.cls != NULL);
attr->req.type = arch_register_req_type_normal;
return &attr->req;
}
-void be_set_phi_reg_req(const arch_env_t *arch_env, ir_node *node,
- const arch_register_req_t *req)
+void be_set_phi_reg_req(ir_node *node, const arch_register_req_t *req,
+ arch_register_req_type_t additional_types)
{
- const arch_irn_ops_t *ops = arch_get_irn_ops(arch_env, node);
- const phi_handler_t *handler = get_phi_handler_from_ops(ops);
phi_attr_t *attr;
assert(mode_is_datab(get_irn_mode(node)));
- attr = get_Phi_attr(handler, node);
- memcpy(&attr->req, req, sizeof(req[0]));
+ attr = get_Phi_attr(node);
+ attr->req = *req;
+ attr->req.type |= additional_types;
}
-void be_set_phi_flags(const arch_env_t *arch_env, ir_node *node,
- arch_irn_flags_t flags)
+void be_set_phi_flags(ir_node *node, arch_irn_flags_t flags)
{
- const arch_irn_ops_t *ops = arch_get_irn_ops(arch_env, node);
- const phi_handler_t *handler = get_phi_handler_from_ops(ops);
phi_attr_t *attr;
assert(mode_is_datab(get_irn_mode(node)));
- attr = get_Phi_attr(handler, node);
+ attr = get_Phi_attr(node);
attr->flags = flags;
}
-static
-void phi_set_irn_reg(const void *self, ir_node *irn, const arch_register_t *reg)
+static arch_irn_class_t phi_classify(const ir_node *irn)
{
- phi_handler_t *h = get_phi_handler_from_ops(self);
- phi_attr_t *attr = get_Phi_attr(h, irn);
- attr->reg = reg;
-}
-
-static
-const arch_register_t *phi_get_irn_reg(const void *self, const ir_node *irn)
-{
- phi_handler_t *h = get_phi_handler_from_ops(self);
- phi_attr_t *attr = get_Phi_attr(h, irn);
- return attr->reg;
-}
-
-static
-arch_irn_class_t phi_classify(const void *self, const ir_node *irn)
-{
- return arch_irn_class_normal;
-}
-
-static
-arch_irn_flags_t phi_get_flags(const void *self, const ir_node *irn)
-{
- phi_handler_t *h = get_phi_handler_from_ops(self);
- phi_attr_t *attr = get_Phi_attr(h, irn);
- return attr->flags;
+ (void) irn;
+ return 0;
}
-static
-ir_entity *phi_get_frame_entity(const void *_self, const ir_node *irn)
+static ir_entity *phi_get_frame_entity(const ir_node *irn)
{
+ (void) irn;
return NULL;
}
-static
-void phi_set_frame_entity(const void *_self, ir_node *irn, ir_entity *ent)
+static void phi_set_frame_entity(ir_node *irn, ir_entity *ent)
{
- assert(0);
+ (void) irn;
+ (void) ent;
+ panic("phi_set_frame_entity() should not be called");
}
-static
-void phi_set_frame_offset(const void *_self, ir_node *irn, int bias)
+static void phi_set_frame_offset(ir_node *irn, int bias)
{
- assert(0);
+ (void) irn;
+ (void) bias;
+ panic("phi_set_frame_offset() should not be called");
}
-static
-int phi_get_sp_bias(const void* self, const ir_node *irn)
+static int phi_get_sp_bias(const ir_node *irn)
{
+ (void) irn;
return 0;
}
-static
-const arch_irn_ops_if_t phi_irn_ops = {
+static const arch_irn_ops_t phi_irn_ops = {
phi_get_irn_reg_req,
- phi_set_irn_reg,
- phi_get_irn_reg,
phi_classify,
- phi_get_flags,
phi_get_frame_entity,
phi_set_frame_entity,
phi_set_frame_offset,
NULL, /* perform_memory_operand */
};
-arch_irn_handler_t *be_phi_handler_new(const arch_env_t *arch_env)
+void be_phi_handler_new(void)
{
- phi_handler_t *h = xmalloc(sizeof(h[0]));
- h->irn_handler.get_irn_ops = phi_get_irn_ops;
- h->irn_ops.impl = &phi_irn_ops;
- h->arch_env = arch_env;
- h->phi_attrs = pmap_create();
- return (arch_irn_handler_t *) h;
+ phi_handler.phi_attrs = pmap_create();
+ op_Phi->ops.be_ops = &phi_irn_ops;
}
-void be_phi_handler_free(arch_irn_handler_t *handler)
+void be_phi_handler_free(void)
{
- phi_handler_t *h = (void *) handler;
- pmap_destroy(h->phi_attrs);
- free(handler);
+ pmap_destroy(phi_handler.phi_attrs);
+ phi_handler.phi_attrs = NULL;
+ op_Phi->ops.be_ops = NULL;
}
-void be_phi_handler_reset(arch_irn_handler_t *handler)
+void be_phi_handler_reset(void)
{
- phi_handler_t *h = get_phi_handler_from_handler(handler);
- if(h->phi_attrs)
- pmap_destroy(h->phi_attrs);
- h->phi_attrs = pmap_create();
+ if(phi_handler.phi_attrs)
+ pmap_destroy(phi_handler.phi_attrs);
+ phi_handler.phi_attrs = pmap_create();
}
/*
static void dump_node_req(FILE *f, int idx, const arch_register_req_t *req,
const ir_node *node)
{
- int did_something = 0;
- char buf[16];
- const char *prefix = buf;
+ char tmp[256];
- snprintf(buf, sizeof(buf), "#%d ", idx);
- buf[sizeof(buf) - 1] = '\0';
-
- if(req->cls != 0) {
- char tmp[256];
- fprintf(f, prefix);
- arch_register_req_format(tmp, sizeof(tmp), req, node);
- fprintf(f, "%s", tmp);
- did_something = 1;
- }
+ if (req->cls == NULL) return;
- if(did_something)
- fprintf(f, "\n");
+ arch_register_req_format(tmp, sizeof(tmp), req, node);
+ fprintf(f, "#%d %s\n", idx, tmp);
}
/**
fprintf(f, "registers: \n");
for(i = 0; i < len; ++i) {
- be_reg_data_t *rd = &a->reg_data[i];
- if(rd->reg)
- fprintf(f, "#%d: %s\n", i, rd->reg->name);
+ const arch_register_t *reg = arch_irn_get_register(node, i);
+ fprintf(f, "#%d: %s\n", i, reg != NULL ? reg->name : "n/a");
}
fprintf(f, "in requirements:\n");
switch(reason) {
case dump_node_opcode_txt:
- fprintf(f, get_op_name(get_irn_op(irn)));
+ fputs(get_op_name(get_irn_op(irn)), f);
break;
case dump_node_mode_txt:
- fprintf(f, get_mode_name(get_irn_mode(irn)));
+ if(be_is_Perm(irn) || be_is_Copy(irn) || be_is_CopyKeep(irn)) {
+ fprintf(f, " %s", get_mode_name(get_irn_mode(irn)));
+ }
break;
case dump_node_nodeattr_txt:
+ if(be_is_Call(irn)) {
+ be_call_attr_t *a = (be_call_attr_t *) at;
+ if (a->ent)
+ fprintf(f, " [%s] ", get_entity_name(a->ent));
+ }
+ if(be_is_IncSP(irn)) {
+ const be_incsp_attr_t *attr = get_irn_generic_attr_const(irn);
+ if(attr->offset == BE_STACK_FRAME_SIZE_EXPAND) {
+ fprintf(f, " [Setup Stackframe] ");
+ } else if(attr->offset == BE_STACK_FRAME_SIZE_SHRINK) {
+ fprintf(f, " [Destroy Stackframe] ");
+ } else {
+ fprintf(f, " [%d] ", attr->offset);
+ }
+ }
break;
case dump_node_info_txt:
dump_node_reqs(f, irn);
if(be_has_frame_entity(irn)) {
be_frame_attr_t *a = (be_frame_attr_t *) at;
if (a->ent) {
- int bits = get_type_size_bits(get_entity_type(a->ent));
- ir_fprintf(f, "frame entity: %+F, offset 0x%x (%d), size 0x%x (%d) bits\n",
- a->ent, a->offset, a->offset, bits, bits);
+ unsigned size = get_type_size_bytes(get_entity_type(a->ent));
+ ir_fprintf(f, "frame entity: %+F, offset 0x%x (%d), size 0x%x (%d) bytes\n",
+ a->ent, a->offset, a->offset, size, size);
}
}
- switch(be_get_irn_opcode(irn)) {
+ switch (get_irn_opcode(irn)) {
case beo_IncSP:
{
- be_stack_attr_t *a = (be_stack_attr_t *) at;
+ be_incsp_attr_t *a = (be_incsp_attr_t *) at;
if (a->offset == BE_STACK_FRAME_SIZE_EXPAND)
fprintf(f, "offset: FRAME_SIZE\n");
else if(a->offset == BE_STACK_FRAME_SIZE_SHRINK)
*/
static void copy_attr(const ir_node *old_node, ir_node *new_node)
{
- be_node_attr_t *old_attr = get_irn_attr(old_node);
+ const be_node_attr_t *old_attr = get_irn_attr_const(old_node);
be_node_attr_t *new_attr = get_irn_attr(new_node);
struct obstack *obst = get_irg_obstack(get_irn_irg(new_node));
+ backend_info_t *old_info = be_get_info(old_node);
+ backend_info_t *new_info = be_get_info(new_node);
unsigned i, len;
assert(is_be_node(old_node));
if(get_irn_op(old_node)->opar == oparity_dynamic
|| be_is_RegParams(old_node)) {
new_attr->reg_data = NEW_ARR_F(be_reg_data_t, len);
+ new_info->out_infos = NEW_ARR_F(reg_out_info_t, len);
} else {
new_attr->reg_data = NEW_ARR_D(be_reg_data_t, obst, len);
+ new_info->out_infos = NEW_ARR_D(reg_out_info_t, obst, len);
}
if(len > 0) {
memcpy(new_attr->reg_data, old_attr->reg_data, len * sizeof(be_reg_data_t));
+ memcpy(new_info->out_infos, old_info->out_infos, len * sizeof(new_info->out_infos[0]));
for(i = 0; i < len; ++i) {
const be_reg_data_t *rd = &old_attr->reg_data[i];
be_reg_data_t *newrd = &new_attr->reg_data[i];
}
static const ir_op_ops be_node_op_ops = {
+ firm_default_hash,
+ NULL,
+ NULL,
+ NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
dump_node,
- NULL
+ NULL,
+ &be_node_irn_ops
};
+
+int is_be_node(const ir_node *irn)
+{
+ return get_op_ops(get_irn_op(irn))->be_ops == &be_node_irn_ops;
+}
+
+void be_node_init(void) {
+ static int inited = 0;
+
+ if(inited)
+ return;
+
+ inited = 1;
+
+ /* Acquire all needed opcodes. */
+ op_be_Spill = new_ir_op(beo_Spill, "be_Spill", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_Reload = new_ir_op(beo_Reload, "be_Reload", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_Perm = new_ir_op(beo_Perm, "be_Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_MemPerm = new_ir_op(beo_MemPerm, "be_MemPerm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_memperm_attr_t), &be_node_op_ops);
+ op_be_Copy = new_ir_op(beo_Copy, "be_Copy", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Keep = new_ir_op(beo_Keep, "be_Keep", op_pin_state_pinned, K, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_CopyKeep = new_ir_op(beo_CopyKeep, "be_CopyKeep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Call = new_ir_op(beo_Call, "be_Call", op_pin_state_pinned, F|M, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops);
+ op_be_Return = new_ir_op(beo_Return, "be_Return", op_pin_state_pinned, X, oparity_dynamic, 0, sizeof(be_return_attr_t), &be_node_op_ops);
+ op_be_AddSP = new_ir_op(beo_AddSP, "be_AddSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_SubSP = new_ir_op(beo_SubSP, "be_SubSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_IncSP = new_ir_op(beo_IncSP, "be_IncSP", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops);
+ op_be_RegParams = new_ir_op(beo_RegParams, "be_RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_FrameAddr = new_ir_op(beo_FrameAddr, "be_FrameAddr", op_pin_state_floats, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_Barrier = new_ir_op(beo_Barrier, "be_Barrier", op_pin_state_pinned, N, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Unwind = new_ir_op(beo_Unwind, "be_Unwind", op_pin_state_pinned, X, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+
+ op_be_Spill->ops.node_cmp_attr = FrameAddr_cmp_attr;
+ op_be_Reload->ops.node_cmp_attr = FrameAddr_cmp_attr;
+ op_be_Perm->ops.node_cmp_attr = node_cmp_attr;
+ op_be_MemPerm->ops.node_cmp_attr = node_cmp_attr;
+ op_be_Copy->ops.node_cmp_attr = node_cmp_attr;
+ op_be_Keep->ops.node_cmp_attr = node_cmp_attr;
+ op_be_CopyKeep->ops.node_cmp_attr = node_cmp_attr;
+ op_be_Call->ops.node_cmp_attr = Call_cmp_attr;
+ op_be_Return->ops.node_cmp_attr = Return_cmp_attr;
+ op_be_AddSP->ops.node_cmp_attr = node_cmp_attr;
+ op_be_SubSP->ops.node_cmp_attr = node_cmp_attr;
+ op_be_IncSP->ops.node_cmp_attr = IncSP_cmp_attr;
+ op_be_RegParams->ops.node_cmp_attr = node_cmp_attr;
+ op_be_FrameAddr->ops.node_cmp_attr = FrameAddr_cmp_attr;
+ op_be_Barrier->ops.node_cmp_attr = node_cmp_attr;
+ op_be_Unwind->ops.node_cmp_attr = node_cmp_attr;
+}