/*
- * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe. All right reserved.
*
* This file is part of libFirm.
*
#include "util.h"
#include "debug.h"
#include "fourcc.h"
-#include "offset.h"
#include "bitfiddle.h"
#include "raw_bitset.h"
#include "error.h"
#include "beirgmod.h"
-#define get_irn_attr(irn) get_irn_generic_attr(irn)
-#define get_irn_attr_const(irn) get_irn_generic_attr_const(irn)
-
-typedef struct {
- const arch_register_req_t *in_req;
-} be_reg_data_t;
-
-/** The generic be nodes attribute type. */
-typedef struct {
- be_reg_data_t *reg_data;
+typedef struct be_node_attr_t {
+ except_attr exc;
} be_node_attr_t;
/** The be_Return nodes attribute type. */
typedef struct {
- 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_node_attr_t base;
+ 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_IncSP attribute type. */
typedef struct {
- 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_node_attr_t base;
+ 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; /**< base attributes of every be node. */
+ be_node_attr_t base;
ir_entity *ent;
int offset;
} be_frame_attr_t;
/** The be_Call attribute type. */
typedef struct {
- be_node_attr_t node_attr; /**< base attributes of every be node. */
- ir_entity *ent; /**< The called entity if this is a static call. */
+ be_node_attr_t base;
+ ir_entity *ent; /**< called entity if this is a static call. */
unsigned pop;
- ir_type *call_tp; /**< The call type, copied from the original Call node. */
+ ir_type *call_tp; /**< call type, copied from the original Call */
} be_call_attr_t;
typedef struct {
- be_node_attr_t node_attr; /**< base attributes of every be node. */
- ir_entity **in_entities;
- ir_entity **out_entities;
+ be_node_attr_t base;
+ ir_entity **in_entities;
+ ir_entity **out_entities;
} be_memperm_attr_t;
ir_op *op_be_Spill;
ir_op *op_be_SubSP;
ir_op *op_be_Start;
ir_op *op_be_FrameAddr;
-ir_op *op_be_Barrier;
-
-static const ir_op_ops be_node_op_ops;
-
-#define N irop_flag_none
-#define L irop_flag_labeled
-#define C irop_flag_commutative
-#define X irop_flag_cfopcode
-#define I irop_flag_ip_cfopcode
-#define F irop_flag_fragile
-#define Y irop_flag_forking
-#define H irop_flag_highlevel
-#define c irop_flag_constlike
-#define K irop_flag_keep
-#define M irop_flag_uses_memory
-
-/**
- * Compare two be node attributes.
- *
- * @return zero if both attributes are identically
- */
-static int node_cmp_attr(ir_node *a, ir_node *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);
- int i, len = ARR_LEN(a_attr->reg_data);
-
- if (len != ARR_LEN(b_attr->reg_data))
- return 1;
-
- if (!be_nodes_equal(a, b))
- return 1;
-
- for (i = len - 1; i >= 0; --i) {
- if (!reg_reqs_equal(a_attr->reg_data[i].in_req,
- b_attr->reg_data[i].in_req))
- return 1;
- }
-
- return 0;
-}
/**
* Compare the attributes of two be_FrameAddr nodes.
*
* @return zero if both nodes have identically attributes
*/
-static int FrameAddr_cmp_attr(ir_node *a, ir_node *b)
+static int FrameAddr_cmp_attr(const ir_node *a, const ir_node *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);
+ const be_frame_attr_t *a_attr = (const be_frame_attr_t*)get_irn_generic_attr_const(a);
+ const be_frame_attr_t *b_attr = (const be_frame_attr_t*)get_irn_generic_attr_const(b);
if (a_attr->ent != b_attr->ent || a_attr->offset != b_attr->offset)
return 1;
- return node_cmp_attr(a, b);
+ return be_nodes_equal(a, b);
}
/**
*
* @return zero if both nodes have identically attributes
*/
-static int Return_cmp_attr(ir_node *a, ir_node *b)
+static int Return_cmp_attr(const ir_node *a, const ir_node *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);
+ const be_return_attr_t *a_attr = (const be_return_attr_t*)get_irn_generic_attr_const(a);
+ const be_return_attr_t *b_attr = (const be_return_attr_t*)get_irn_generic_attr_const(b);
if (a_attr->num_ret_vals != b_attr->num_ret_vals)
return 1;
if (a_attr->emit_pop != b_attr->emit_pop)
return 1;
- return node_cmp_attr(a, b);
+ return be_nodes_equal(a, b);
}
/**
*
* @return zero if both nodes have identically attributes
*/
-static int IncSP_cmp_attr(ir_node *a, ir_node *b)
+static int IncSP_cmp_attr(const ir_node *a, const 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);
+ const be_incsp_attr_t *a_attr = (const be_incsp_attr_t*)get_irn_generic_attr_const(a);
+ const be_incsp_attr_t *b_attr = (const be_incsp_attr_t*)get_irn_generic_attr_const(b);
if (a_attr->offset != b_attr->offset)
return 1;
- return node_cmp_attr(a, b);
+ return be_nodes_equal(a, b);
}
/**
*
* @return zero if both nodes have identically attributes
*/
-static int Call_cmp_attr(ir_node *a, ir_node *b)
+static int Call_cmp_attr(const ir_node *a, const ir_node *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);
+ const be_call_attr_t *a_attr = (const be_call_attr_t*)get_irn_generic_attr_const(a);
+ const be_call_attr_t *b_attr = (const be_call_attr_t*)get_irn_generic_attr_const(b);
if (a_attr->ent != b_attr->ent ||
a_attr->call_tp != b_attr->call_tp)
return 1;
- return node_cmp_attr(a, b);
+ return be_nodes_equal(a, b);
}
static arch_register_req_t *allocate_reg_req(const ir_node *node)
{
ir_graph *irg = get_irn_irg(node);
- struct obstack *obst = be_get_birg_obst(irg);
+ struct obstack *obst = be_get_be_obst(irg);
- arch_register_req_t *req = obstack_alloc(obst, sizeof(*req));
- memset(req, 0, sizeof(*req));
+ arch_register_req_t *req = OALLOCZ(obst, arch_register_req_t);
return req;
}
void be_set_constr_in(ir_node *node, int pos, const arch_register_req_t *req)
{
- const be_node_attr_t *attr = get_irn_attr_const(node);
- be_reg_data_t *rd = &attr->reg_data[pos];
- assert(pos < ARR_LEN(attr->reg_data));
- rd->in_req = req;
+ backend_info_t *info = be_get_info(node);
+ assert(pos < get_irn_arity(node));
+ info->in_reqs[pos] = req;
}
void be_set_constr_out(ir_node *node, int pos, const arch_register_req_t *req)
/**
* Initializes the generic attribute of all be nodes and return it.
*/
-static void *init_node_attr(ir_node *node, int n_inputs, int n_outputs)
+static void init_node_attr(ir_node *node, int n_inputs, int n_outputs)
{
ir_graph *irg = get_irn_irg(node);
- struct obstack *obst = be_get_birg_obst(irg);
- be_node_attr_t *a = get_irn_attr(node);
+ struct obstack *obst = be_get_be_obst(irg);
backend_info_t *info = be_get_info(node);
-
- memset(a, 0, sizeof(get_op_attr_size(get_irn_op(node))));
+ const arch_register_req_t **in_reqs;
if (n_inputs >= 0) {
int i;
- a->reg_data = NEW_ARR_D(be_reg_data_t, obst, n_inputs);
+ assert(n_inputs == get_irn_arity(node));
+ in_reqs = OALLOCN(obst, const arch_register_req_t*, n_inputs);
for (i = 0; i < n_inputs; ++i) {
- a->reg_data[i].in_req = arch_no_register_req;
+ in_reqs[i] = arch_no_register_req;
}
} else {
- a->reg_data = NEW_ARR_F(be_reg_data_t, 0);
+ in_reqs = NEW_ARR_F(const arch_register_req_t*, 0);
}
+ info->in_reqs = in_reqs;
if (n_outputs >= 0) {
int i;
} else {
info->out_infos = NEW_ARR_F(reg_out_info_t, 0);
}
-
- return a;
}
static void add_register_req_out(ir_node *node)
static void add_register_req_in(ir_node *node)
{
- be_node_attr_t *a = get_irn_attr(node);
- be_reg_data_t regreq;
- memset(®req, 0, sizeof(regreq));
- regreq.in_req = arch_no_register_req;
- ARR_APP1(be_reg_data_t, a->reg_data, regreq);
+ backend_info_t *info = be_get_info(node);
+ ARR_APP1(const arch_register_req_t*, info->in_reqs, arch_no_register_req);
}
ir_node *be_new_Spill(const arch_register_class_t *cls,
in[0] = frame;
in[1] = to_spill;
res = new_ir_node(NULL, irg, bl, op_be_Spill, mode_M, 2, in);
- a = init_node_attr(res, 2, 1);
+ init_node_attr(res, 2, 1);
+ a = (be_frame_attr_t*) get_irn_generic_attr(res);
a->ent = NULL;
a->offset = 0;
+ a->base.exc.pin_state = op_pin_state_pinned;
- 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);
+ be_node_set_reg_class_in(res, n_be_Spill_frame, cls_frame);
+ be_node_set_reg_class_in(res, n_be_Spill_val, cls);
/*
* For spills and reloads, we return "none" as requirement for frame
* pointer, so every input is ok. Some backends need this (STA).
* Matze: we should investigate if this is really needed, this solution
* looks very hacky to me
*/
- be_set_constr_in(res, be_pos_Spill_frame, arch_no_register_req);
+ be_set_constr_in(res, n_be_Spill_frame, arch_no_register_req);
arch_set_out_register_req(res, 0, arch_no_register_req);
ir_node *in[2];
ir_node *res;
ir_graph *irg = get_Block_irg(block);
+ be_frame_attr_t *a;
in[0] = frame;
in[1] = mem;
init_node_attr(res, 2, 1);
be_node_set_reg_class_out(res, 0, cls);
- be_node_set_reg_class_in(res, be_pos_Reload_frame, cls_frame);
+ be_node_set_reg_class_in(res, n_be_Reload_frame, cls_frame);
arch_irn_set_flags(res, arch_irn_flags_rematerializable);
+ a = (be_frame_attr_t*) get_irn_generic_attr(res);
+ a->ent = NULL;
+ a->offset = 0;
+ a->base.exc.pin_state = op_pin_state_pinned;
+
/*
* For spills and reloads, we return "none" as requirement for frame
* pointer, so every input is ok. Some backends need this (e.g. STA).
* Matze: we should investigate if this is really needed, this solution
* looks very hacky to me
*/
- be_set_constr_in(res, be_pos_Reload_frame, arch_no_register_req);
+ be_set_constr_in(res, n_be_Reload_frame, arch_no_register_req);
return res;
}
ir_node *be_get_Reload_mem(const ir_node *irn)
{
assert(be_is_Reload(irn));
- return get_irn_n(irn, be_pos_Reload_mem);
+ return get_irn_n(irn, n_be_Reload_mem);
}
ir_node *be_get_Reload_frame(const ir_node *irn)
{
assert(be_is_Reload(irn));
- return get_irn_n(irn, be_pos_Reload_frame);
+ return get_irn_n(irn, n_be_Reload_frame);
}
ir_node *be_get_Spill_val(const ir_node *irn)
{
assert(be_is_Spill(irn));
- return get_irn_n(irn, be_pos_Spill_val);
+ return get_irn_n(irn, n_be_Spill_val);
}
ir_node *be_get_Spill_frame(const ir_node *irn)
{
assert(be_is_Spill(irn));
- return get_irn_n(irn, be_pos_Spill_frame);
+ return get_irn_n(irn, n_be_Spill_frame);
}
ir_node *be_new_Perm(const arch_register_class_t *cls, ir_node *block,
int n, ir_node *in[])
{
- int i;
- ir_graph *irg = get_Block_irg(block);
+ int i;
+ ir_graph *irg = get_Block_irg(block);
+ be_node_attr_t *attr;
ir_node *irn = new_ir_node(NULL, irg, block, op_be_Perm, mode_T, n, in);
init_node_attr(irn, n, n);
+ attr = (be_node_attr_t*) get_irn_generic_attr(irn);
+ attr->exc.pin_state = op_pin_state_pinned;
for (i = 0; i < n; ++i) {
be_node_set_reg_class_in(irn, i, cls);
be_node_set_reg_class_out(irn, i, cls);
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);
+ int arity = get_irn_arity(perm);
+ const arch_register_req_t **old_in_reqs
+ = ALLOCAN(const arch_register_req_t*, arity);
+ reg_out_info_t *old_infos = ALLOCAN(reg_out_info_t, arity);
+ backend_info_t *info = be_get_info(perm);
ir_node **new_in;
-
- int i;
+ int i;
assert(be_is_Perm(perm));
assert(new_size <= arity);
- new_in = alloca(new_size * sizeof(*new_in));
+ new_in = ALLOCAN(ir_node*, new_size);
/* save the old register data */
- memcpy(old_data, attr->reg_data, arity * sizeof(old_data[0]));
+ memcpy(old_in_reqs, info->in_reqs, arity * sizeof(old_in_reqs[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 */
+ /* compose the new in array and set the new register data directly */
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->in_reqs[i] = old_in_reqs[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_node *bl, int n, ir_node *in[])
+ir_node *be_new_MemPerm(ir_node *block, int n, ir_node *in[])
{
- ir_graph *irg = get_Block_irg(bl);
+ ir_graph *irg = get_Block_irg(block);
+ const arch_env_t *arch_env = be_get_irg_arch_env(irg);
ir_node *frame = get_irg_frame(irg);
const arch_register_t *sp = arch_env->sp;
ir_node *irn;
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);
+ irn = new_ir_node(NULL, irg, block, op_be_MemPerm, mode_T, n+1, real_in);
init_node_attr(irn, n + 1, n);
be_node_set_reg_class_in(irn, 0, sp->reg_class);
- attr = get_irn_attr(irn);
+ attr = (be_memperm_attr_t*)get_irn_generic_attr(irn);
attr->in_entities = OALLOCNZ(irg->obst, ir_entity*, n);
attr->out_entities = OALLOCNZ(irg->obst, ir_entity*, n);
ir_node *in[1];
ir_node *res;
arch_register_req_t *req;
+ be_node_attr_t *attr;
ir_graph *irg = get_Block_irg(bl);
in[0] = op;
res = new_ir_node(NULL, irg, bl, op_be_Copy, get_irn_mode(op), 1, in);
init_node_attr(res, 1, 1);
+ attr = (be_node_attr_t*) get_irn_generic_attr(res);
+ attr->exc.pin_state = op_pin_state_floats;
be_node_set_reg_class_in(res, 0, cls);
be_node_set_reg_class_out(res, 0, cls);
req->cls = cls;
req->type = arch_register_req_type_should_be_same;
req->other_same = 1U << 0;
+ req->width = 1;
be_set_constr_out(res, 0, req);
return res;
ir_node *be_get_Copy_op(const ir_node *cpy)
{
- return get_irn_n(cpy, be_pos_Copy_op);
+ return get_irn_n(cpy, n_be_Copy_op);
}
void be_set_Copy_op(ir_node *cpy, ir_node *op)
{
- set_irn_n(cpy, be_pos_Copy_op, op);
+ set_irn_n(cpy, n_be_Copy_op, op);
}
ir_node *be_new_Keep(ir_node *block, int n, ir_node *in[])
int i;
ir_node *res;
ir_graph *irg = get_Block_irg(block);
+ be_node_attr_t *attr;
res = new_ir_node(NULL, irg, block, op_be_Keep, mode_ANY, -1, NULL);
init_node_attr(res, -1, 1);
+ attr = (be_node_attr_t*) get_irn_generic_attr(res);
+ attr->exc.pin_state = op_pin_state_pinned;
for (i = 0; i < n; ++i) {
add_irn_n(res, in[i]);
be_node_set_reg_class_in(keep, n, cls);
}
-/* creates a be_Call */
ir_node *be_new_Call(dbg_info *dbg, ir_graph *irg, ir_node *bl, ir_node *mem,
ir_node *sp, ir_node *ptr, int n_outs, int n, ir_node *in[],
ir_type *call_tp)
{
be_call_attr_t *a;
- int real_n = be_pos_Call_first_arg + n;
+ int real_n = n_be_Call_first_arg + n;
ir_node *irn;
ir_node **real_in;
NEW_ARR_A(ir_node *, real_in, real_n);
- real_in[be_pos_Call_mem] = mem;
- real_in[be_pos_Call_sp] = sp;
- real_in[be_pos_Call_ptr] = ptr;
- memcpy(&real_in[be_pos_Call_first_arg], in, n * sizeof(in[0]));
+ real_in[n_be_Call_mem] = mem;
+ real_in[n_be_Call_sp] = sp;
+ real_in[n_be_Call_ptr] = ptr;
+ memcpy(&real_in[n_be_Call_first_arg], in, n * sizeof(in[0]));
irn = new_ir_node(dbg, irg, bl, op_be_Call, mode_T, real_n, real_in);
- a = init_node_attr(irn, real_n, n_outs);
- a->ent = NULL;
- a->call_tp = call_tp;
- a->pop = 0;
+ init_node_attr(irn, real_n, n_outs);
+ a = (be_call_attr_t*)get_irn_generic_attr(irn);
+ a->ent = NULL;
+ a->call_tp = call_tp;
+ a->pop = 0;
+ a->base.exc.pin_state = op_pin_state_pinned;
return irn;
}
-/* Gets the call entity or NULL if this is no static call. */
ir_entity *be_Call_get_entity(const ir_node *call)
{
- const be_call_attr_t *a = get_irn_attr_const(call);
+ const be_call_attr_t *a = (const be_call_attr_t*)get_irn_generic_attr_const(call);
assert(be_is_Call(call));
return a->ent;
}
-/* Sets the call entity. */
void be_Call_set_entity(ir_node *call, ir_entity *ent)
{
- be_call_attr_t *a = get_irn_attr(call);
+ be_call_attr_t *a = (be_call_attr_t*)get_irn_generic_attr(call);
assert(be_is_Call(call));
a->ent = ent;
}
-/* Gets the call type. */
ir_type *be_Call_get_type(ir_node *call)
{
- const be_call_attr_t *a = get_irn_attr_const(call);
+ const be_call_attr_t *a = (const be_call_attr_t*)get_irn_generic_attr_const(call);
assert(be_is_Call(call));
return a->call_tp;
}
-/* Sets the call type. */
void be_Call_set_type(ir_node *call, ir_type *call_tp)
{
- be_call_attr_t *a = get_irn_attr(call);
+ be_call_attr_t *a = (be_call_attr_t*)get_irn_generic_attr(call);
assert(be_is_Call(call));
a->call_tp = call_tp;
}
void be_Call_set_pop(ir_node *call, unsigned pop)
{
- be_call_attr_t *a = get_irn_attr(call);
+ be_call_attr_t *a = (be_call_attr_t*)get_irn_generic_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);
+ const be_call_attr_t *a = (const be_call_attr_t*)get_irn_generic_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,
unsigned pop, int n, ir_node *in[])
{
}
be_set_constr_out(res, 0, arch_no_register_req);
- a = get_irn_attr(res);
- a->num_ret_vals = n_res;
- a->pop = pop;
- a->emit_pop = 0;
+ a = (be_return_attr_t*)get_irn_generic_attr(res);
+ a->num_ret_vals = n_res;
+ a->pop = pop;
+ a->emit_pop = 0;
+ a->base.exc.pin_state = op_pin_state_pinned;
return res;
}
-/* Returns the number of real returns values */
int be_Return_get_n_rets(const ir_node *ret)
{
- const be_return_attr_t *a = get_irn_generic_attr_const(ret);
+ const be_return_attr_t *a = (const be_return_attr_t*)get_irn_generic_attr_const(ret);
return a->num_ret_vals;
}
-/* 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);
+ const be_return_attr_t *a = (const be_return_attr_t*)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);
+ const be_return_attr_t *a = (const be_return_attr_t*)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);
+ be_return_attr_t *a = (be_return_attr_t*)get_irn_generic_attr(ret);
a->emit_pop = emit_pop;
}
in[0] = old_sp;
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, 1);
- a->offset = offset;
- a->align = align;
+ init_node_attr(irn, 1, 1);
+ a = (be_incsp_attr_t*)get_irn_generic_attr(irn);
+ a->offset = offset;
+ a->align = align;
+ a->base.exc.pin_state = op_pin_state_pinned;
/* Set output constraint to stack register. */
be_node_set_reg_class_in(irn, 0, sp->reg_class);
ir_node *be_new_AddSP(const arch_register_t *sp, ir_node *bl, ir_node *old_sp,
ir_node *sz)
{
- be_node_attr_t *a;
ir_node *irn;
- ir_node *in[be_pos_AddSP_last];
- const arch_register_class_t *cls;
+ ir_node *in[n_be_AddSP_last];
ir_graph *irg;
+ be_node_attr_t *attr;
- in[be_pos_AddSP_old_sp] = old_sp;
- in[be_pos_AddSP_size] = sz;
+ in[n_be_AddSP_old_sp] = old_sp;
+ in[n_be_AddSP_size] = sz;
irg = get_Block_irg(bl);
- 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, pn_be_AddSP_last);
+ irn = new_ir_node(NULL, irg, bl, op_be_AddSP, mode_T, n_be_AddSP_last, in);
+ init_node_attr(irn, n_be_AddSP_last, pn_be_AddSP_last);
+ attr = (be_node_attr_t*) get_irn_generic_attr(irn);
+ attr->exc.pin_state = op_pin_state_pinned;
/* Set output constraint to stack register. */
- 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);
+ be_set_constr_single_reg_in(irn, n_be_AddSP_old_sp, sp,
+ arch_register_req_type_none);
+ be_node_set_reg_class_in(irn, n_be_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);
return irn;
}
ir_node *be_new_SubSP(const arch_register_t *sp, ir_node *bl, ir_node *old_sp, ir_node *sz)
{
- be_node_attr_t *a;
ir_node *irn;
- ir_node *in[be_pos_SubSP_last];
+ ir_node *in[n_be_SubSP_last];
ir_graph *irg;
+ be_node_attr_t *attr;
- in[be_pos_SubSP_old_sp] = old_sp;
- in[be_pos_SubSP_size] = sz;
+ in[n_be_SubSP_old_sp] = old_sp;
+ in[n_be_SubSP_size] = sz;
irg = get_Block_irg(bl);
- 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, pn_be_SubSP_last);
+ irn = new_ir_node(NULL, irg, bl, op_be_SubSP, mode_T, n_be_SubSP_last, in);
+ init_node_attr(irn, n_be_SubSP_last, pn_be_SubSP_last);
+ attr = (be_node_attr_t*) get_irn_generic_attr(irn);
+ attr->exc.pin_state = op_pin_state_pinned;
/* Set output constraint to stack register. */
- 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_in(irn, n_be_SubSP_old_sp, sp,
+ arch_register_req_type_none);
+ be_node_set_reg_class_in(irn, n_be_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;
ir_node *res;
int i;
ir_graph *irg = get_Block_irg(bl);
+ be_node_attr_t *attr;
res = new_ir_node(dbgi, irg, bl, op_be_Start, mode_T, 0, NULL);
init_node_attr(res, 0, -1);
+ attr = (be_node_attr_t*) get_irn_generic_attr(res);
+ attr->exc.pin_state = op_pin_state_pinned;
for (i = 0; i < n_outs; ++i) {
add_register_req_out(res);
}
in[0] = frame;
irn = new_ir_node(NULL, irg, bl, op_be_FrameAddr, get_irn_mode(frame), 1, in);
- a = init_node_attr(irn, 1, 1);
- a->ent = ent;
- a->offset = 0;
+ init_node_attr(irn, 1, 1);
+ a = (be_frame_attr_t*)get_irn_generic_attr(irn);
+ a->ent = ent;
+ a->offset = 0;
+ a->base.exc.pin_state = op_pin_state_floats;
be_node_set_reg_class_in(irn, 0, cls_frame);
be_node_set_reg_class_out(irn, 0, cls_frame);
ir_node *be_get_FrameAddr_frame(const ir_node *node)
{
assert(be_is_FrameAddr(node));
- return get_irn_n(node, be_pos_FrameAddr_ptr);
+ return get_irn_n(node, n_be_FrameAddr_ptr);
}
ir_entity *be_get_FrameAddr_entity(const ir_node *node)
{
- const be_frame_attr_t *attr = get_irn_generic_attr_const(node);
+ const be_frame_attr_t *attr = (const be_frame_attr_t*)get_irn_generic_attr_const(node);
return attr->ent;
}
ir_node *irn;
ir_node **in = ALLOCAN(ir_node*, n + 1);
ir_graph *irg = get_Block_irg(bl);
+ be_node_attr_t *attr;
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, 1);
+ attr = (be_node_attr_t*) get_irn_generic_attr(irn);
+ attr->exc.pin_state = op_pin_state_floats;
be_node_set_reg_class_in(irn, 0, cls);
be_node_set_reg_class_out(irn, 0, cls);
ir_node *be_get_CopyKeep_op(const ir_node *cpy)
{
- return get_irn_n(cpy, be_pos_CopyKeep_op);
+ return get_irn_n(cpy, n_be_CopyKeep_op);
}
void be_set_CopyKeep_op(ir_node *cpy, ir_node *op)
{
- set_irn_n(cpy, be_pos_CopyKeep_op, op);
-}
-
-ir_node *be_new_Barrier(ir_node *bl, int n, ir_node *in[])
-{
- ir_node *res;
- int i;
- ir_graph *irg = get_Block_irg(bl);
-
- res = new_ir_node(NULL, irg, bl, op_be_Barrier, mode_T, -1, NULL);
- init_node_attr(res, -1, -1);
- for (i = 0; i < n; ++i) {
- add_irn_n(res, in[i]);
- add_register_req_in(res);
- add_register_req_out(res);
- }
-
- return res;
-}
-
-ir_node *be_Barrier_append_node(ir_node *barrier, ir_node *node)
-{
- ir_mode *mode = get_irn_mode(node);
- int n = add_irn_n(barrier, node);
-
- ir_node *proj = new_r_Proj(barrier, mode, n);
- add_register_req_in(barrier);
- add_register_req_out(barrier);
-
- return proj;
+ set_irn_n(cpy, n_be_CopyKeep_op, op);
}
-int be_has_frame_entity(const ir_node *irn)
+static bool be_has_frame_entity(const ir_node *irn)
{
switch (get_irn_opcode(irn)) {
case beo_Spill:
case beo_Reload:
case beo_FrameAddr:
- return 1;
+ return true;
default:
- return 0;
+ return false;
}
}
ir_entity *be_get_frame_entity(const ir_node *irn)
{
if (be_has_frame_entity(irn)) {
- const be_frame_attr_t *a = get_irn_attr_const(irn);
+ const be_frame_attr_t *a = (const be_frame_attr_t*)get_irn_generic_attr_const(irn);
return a->ent;
}
return NULL;
{
assert(is_be_node(irn));
if (be_has_frame_entity(irn)) {
- const be_frame_attr_t *a = get_irn_attr_const(irn);
+ const be_frame_attr_t *a = (const be_frame_attr_t*)get_irn_generic_attr_const(irn);
return a->offset;
}
return 0;
void be_set_MemPerm_in_entity(const ir_node *irn, int n, ir_entity *ent)
{
- const be_memperm_attr_t *attr = get_irn_attr_const(irn);
+ const be_memperm_attr_t *attr = (const be_memperm_attr_t*)get_irn_generic_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)
{
- const be_memperm_attr_t *attr = get_irn_attr_const(irn);
+ const be_memperm_attr_t *attr = (const be_memperm_attr_t*)get_irn_generic_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)
{
- const be_memperm_attr_t *attr = get_irn_attr_const(irn);
+ const be_memperm_attr_t *attr = (const be_memperm_attr_t*)get_irn_generic_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)
{
- const be_memperm_attr_t *attr = get_irn_attr_const(irn);
+ const be_memperm_attr_t *attr = (const be_memperm_attr_t*)get_irn_generic_attr_const(irn);
assert(be_is_MemPerm(irn));
assert(n < be_get_MemPerm_entity_arity(irn));
return get_irn_arity(irn) - 1;
}
-static const arch_register_req_t *get_single_req(struct obstack *obst,
+const arch_register_req_t *be_create_reg_req(struct obstack *obst,
const arch_register_t *reg, arch_register_req_type_t additional_types)
{
- arch_register_req_t *req = obstack_alloc(obst, sizeof(*req));
+ arch_register_req_t *req = OALLOC(obst, arch_register_req_t);
const arch_register_class_t *cls = arch_register_get_class(reg);
unsigned *limited_bitset;
req->type = arch_register_req_type_limited | additional_types;
req->cls = cls;
req->limited = limited_bitset;
+ req->width = 1;
return req;
}
req = reg->single_req;
} else {
ir_graph *irg = get_irn_irg(node);
- struct obstack *obst = be_get_birg_obst(irg);
- req = get_single_req(obst, reg, additional_types);
+ struct obstack *obst = be_get_be_obst(irg);
+ req = be_create_reg_req(obst, reg, additional_types);
}
be_set_constr_in(node, pos, req);
}
void be_set_constr_single_reg_out(ir_node *node, int pos,
const arch_register_t *reg, arch_register_req_type_t additional_types)
{
+ ir_graph *irg = get_irn_irg(node);
+ be_irg_t *birg = be_birg_from_irg(irg);
const arch_register_req_t *req;
/* if we have an ignore register, add ignore flag and just assign it */
- if (reg->type & arch_register_type_ignore) {
+ if (!rbitset_is_set(birg->allocatable_regs, reg->global_index)) {
additional_types |= arch_register_req_type_ignore;
}
if (additional_types == 0) {
req = reg->single_req;
} else {
- ir_graph *irg = get_irn_irg(node);
- struct obstack *obst = be_get_birg_obst(irg);
- req = get_single_req(obst, reg, additional_types);
+ struct obstack *obst = be_get_be_obst(irg);
+ req = be_create_reg_req(obst, reg, additional_types);
}
arch_irn_set_register(node, pos, reg);
void be_set_IncSP_offset(ir_node *irn, int offset)
{
- be_incsp_attr_t *a = get_irn_attr(irn);
+ be_incsp_attr_t *a = (be_incsp_attr_t*)get_irn_generic_attr(irn);
assert(be_is_IncSP(irn));
a->offset = offset;
}
int be_get_IncSP_offset(const ir_node *irn)
{
- const be_incsp_attr_t *a = get_irn_attr_const(irn);
+ const be_incsp_attr_t *a = (const be_incsp_attr_t*)get_irn_generic_attr_const(irn);
assert(be_is_IncSP(irn));
return a->offset;
}
int be_get_IncSP_align(const ir_node *irn)
{
- const be_incsp_attr_t *a = get_irn_attr_const(irn);
+ const be_incsp_attr_t *a = (const be_incsp_attr_t*)get_irn_generic_attr_const(irn);
assert(be_is_IncSP(irn));
return a->align;
}
reload = be_new_Reload(cls, cls_frame, bl, frame, spill, mode);
if (is_Block(insert)) {
- insert = sched_skip(insert, 0, sched_skip_cf_predicator, NULL);
+ do {
+ insert = sched_prev(insert);
+ } while (is_cfop(insert));
sched_add_after(insert, reload);
} else {
sched_add_before(insert, reload);
return reload;
}
-/*
- ____ ____
- | _ \ ___ __ _ | _ \ ___ __ _ ___
- | |_) / _ \/ _` | | |_) / _ \/ _` / __|
- | _ < __/ (_| | | _ < __/ (_| \__ \
- |_| \_\___|\__, | |_| \_\___|\__, |___/
- |___/ |_|
-
-*/
-
-
-static const arch_register_req_t *be_node_get_in_reg_req(
- const ir_node *irn, int pos)
-{
- const be_node_attr_t *a = get_irn_attr_const(irn);
-
- assert(pos >= 0);
- if (pos >= get_irn_arity(irn) || pos >= ARR_LEN(a->reg_data))
- return arch_no_register_req;
-
- return a->reg_data[pos].in_req;
-}
static arch_irn_class_t be_node_classify(const ir_node *irn)
{
case beo_Reload: return arch_irn_class_reload;
case beo_Perm: return arch_irn_class_perm;
case beo_Copy: return arch_irn_class_copy;
- default: return 0;
+ default: return arch_irn_class_none;
}
}
return be_get_frame_entity(irn);
}
-static void be_node_set_frame_entity(ir_node *irn, ir_entity *ent)
+void be_node_set_frame_entity(ir_node *irn, ir_entity *ent)
{
be_frame_attr_t *a;
assert(be_has_frame_entity(irn));
- a = get_irn_attr(irn);
+ a = (be_frame_attr_t*)get_irn_generic_attr(irn);
a->ent = ent;
}
if (!be_has_frame_entity(irn))
return;
- a = get_irn_attr(irn);
+ a = (be_frame_attr_t*)get_irn_generic_attr(irn);
a->offset = offset;
}
return 0;
}
-/*
- ___ ____ _ _ _ _ _ _
- |_ _| _ \| \ | | | | | | __ _ _ __ __| | | ___ _ __
- | || |_) | \| | | |_| |/ _` | '_ \ / _` | |/ _ \ '__|
- | || _ <| |\ | | _ | (_| | | | | (_| | | __/ |
- |___|_| \_\_| \_| |_| |_|\__,_|_| |_|\__,_|_|\___|_|
-*/
/* for be nodes */
static const arch_irn_ops_t be_node_irn_ops = {
- be_node_get_in_reg_req,
be_node_classify,
be_node_get_frame_entity,
- be_node_set_frame_entity,
be_node_set_frame_offset,
be_node_get_sp_bias,
NULL, /* get_inverse */
NULL, /* perform_memory_operand */
};
-static const arch_register_req_t *dummy_reg_req(
- const ir_node *node, int pos)
+static int get_start_reg_index(ir_graph *irg, const arch_register_t *reg)
{
- (void) node;
- (void) pos;
- return arch_no_register_req;
+ ir_node *start = get_irg_start(irg);
+ unsigned n_outs = arch_irn_get_n_outs(start);
+ int i;
+
+ /* do a naive linear search... */
+ for (i = 0; i < (int)n_outs; ++i) {
+ const arch_register_req_t *out_req
+ = arch_get_out_register_req(start, i);
+ if (! (out_req->type & arch_register_req_type_limited))
+ continue;
+ if (out_req->cls != arch_register_get_class(reg))
+ continue;
+ if (!rbitset_is_set(out_req->limited, reg->index))
+ continue;
+ return i;
+ }
+ panic("Tried querying undefined register '%s' at Start", reg->name);
}
-static arch_irn_class_t dummy_classify(const ir_node *node)
+ir_node *be_get_initial_reg_value(ir_graph *irg, const arch_register_t *reg)
{
- (void) node;
- return 0;
+ int i = get_start_reg_index(irg, reg);
+ ir_node *start = get_irg_start(irg);
+ ir_mode *mode = arch_register_class_mode(arch_register_get_class(reg));
+ const ir_edge_t *edge;
+
+ foreach_out_edge(start, edge) {
+ ir_node *proj = get_edge_src_irn(edge);
+ if (!is_Proj(proj)) // maybe End/Anchor
+ continue;
+ if (get_Proj_proj(proj) == i) {
+ return proj;
+ }
+ }
+ return new_r_Proj(start, mode, i);
}
-static ir_entity* dummy_get_frame_entity(const ir_node *node)
+int be_find_return_reg_input(ir_node *ret, const arch_register_t *reg)
+{
+ int arity = get_irn_arity(ret);
+ int i;
+ /* do a naive linear search... */
+ for (i = 0; i < arity; ++i) {
+ const arch_register_req_t *req = arch_get_in_register_req(ret, i);
+ if (! (req->type & arch_register_req_type_limited))
+ continue;
+ if (req->cls != arch_register_get_class(reg))
+ continue;
+ if (!rbitset_is_set(req->limited, reg->index))
+ continue;
+ return i;
+ }
+ panic("Tried querying undefined register '%s' at Return", reg->name);
+}
+
+static arch_irn_class_t dummy_classify(const ir_node *node)
{
(void) node;
- return NULL;
+ return arch_irn_class_none;
}
-static void dummy_set_frame_entity(ir_node *node, ir_entity *entity)
+static ir_entity* dummy_get_frame_entity(const ir_node *node)
{
(void) node;
- (void) entity;
- panic("dummy_set_frame_entity() should not be called");
+ return NULL;
}
static void dummy_set_frame_offset(ir_node *node, int bias)
/* for "middleend" nodes */
static const arch_irn_ops_t dummy_be_irn_ops = {
- dummy_reg_req,
dummy_classify,
dummy_get_frame_entity,
- dummy_set_frame_entity,
dummy_set_frame_offset,
dummy_get_sp_bias,
NULL, /* get_inverse */
NULL, /* perform_memory_operand */
};
-/*
- ____ _ _ ___ ____ _ _ _ _ _ _
- | _ \| |__ (_) |_ _| _ \| \ | | | | | | __ _ _ __ __| | | ___ _ __
- | |_) | '_ \| | | || |_) | \| | | |_| |/ _` | '_ \ / _` | |/ _ \ '__|
- | __/| | | | | | || _ <| |\ | | _ | (_| | | | | (_| | | __/ |
- |_| |_| |_|_| |___|_| \_\_| \_| |_| |_|\__,_|_| |_|\__,_|_|\___|_|
-*/
ir_node *be_new_Phi(ir_node *block, int n_ins, ir_node **ins, ir_mode *mode,
const arch_register_class_t *cls)
{
- struct obstack *obst = be_get_birg_obst(get_irn_irg(block));
+ const arch_register_req_t *req;
+ ir_graph *irg = get_irn_irg(block);
+ struct obstack *obst = be_get_be_obst(irg);
backend_info_t *info;
+ int i;
ir_node *phi = new_r_Phi(block, n_ins, ins, mode);
info = be_get_info(phi);
info->out_infos = NEW_ARR_D(reg_out_info_t, obst, 1);
memset(info->out_infos, 0, 1 * sizeof(info->out_infos[0]));
+ info->in_reqs = OALLOCN(obst, const arch_register_req_t*, n_ins);
+
if (cls == NULL) {
- info->out_infos[0].req = arch_no_register_req;
+ req = arch_no_register_req;
} else {
- info->out_infos[0].req = cls->class_req;
+ req = cls->class_req;
+ }
+ info->out_infos[0].req = req;
+ for (i = 0; i < n_ins; ++i) {
+ info->in_reqs[i] = req;
}
return phi;
}
-/**
- * Guess correct register class of a phi node by looking at its arguments
- */
-static const arch_register_req_t *get_Phi_reg_req_recursive(const ir_node *phi,
- pset **visited)
+void be_set_phi_reg_req(ir_node *node, const arch_register_req_t *req)
{
- int n = get_irn_arity(phi);
- ir_node *op;
+ int arity = get_irn_arity(node);
int i;
- if (*visited && pset_find_ptr(*visited, phi))
- return NULL;
-
- for (i = 0; i < n; ++i) {
- op = get_irn_n(phi, i);
- /* 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_out(op);
- }
-
- /*
- * The operands of that Phi were all Phis themselves.
- * We have to start a DFS for a non-Phi argument now.
- */
- if (!*visited)
- *visited = pset_new_ptr(16);
-
- pset_insert_ptr(*visited, phi);
-
- for (i = 0; i < n; ++i) {
- const arch_register_req_t *req;
- op = get_irn_n(phi, i);
- req = get_Phi_reg_req_recursive(op, visited);
- if (req != NULL)
- return req;
- }
-
- return NULL;
-}
-
-static const arch_register_req_t *phi_get_irn_reg_req(const ir_node *node,
- int pos)
-{
- backend_info_t *info = be_get_info(node);
- const arch_register_req_t *req = info->out_infos[0].req;
- (void) pos;
-
- if (req == NULL) {
- if (!mode_is_datab(get_irn_mode(node))) {
- req = arch_no_register_req;
- } else {
- pset *visited = NULL;
-
- req = get_Phi_reg_req_recursive(node, &visited);
- assert(req->cls != NULL);
- req = req->cls->class_req;
-
- if (visited != NULL)
- del_pset(visited);
- }
- info->out_infos[0].req = req;
- }
-
- return req;
-}
-
-void be_set_phi_reg_req(ir_node *node, const arch_register_req_t *req)
-{
backend_info_t *info = be_get_info(node);
info->out_infos[0].req = req;
+ for (i = 0; i < arity; ++i) {
+ info->in_reqs[i] = req;
+ }
assert(mode_is_datab(get_irn_mode(node)));
}
-int be_dump_phi_reg_reqs(ir_node *node, FILE *F, dump_reason_t reason)
+void be_dump_phi_reg_reqs(FILE *F, ir_node *node, dump_reason_t reason)
{
switch (reason) {
case dump_node_opcode_txt:
default:
break;
}
-
- return 0;
}
static const arch_irn_ops_t phi_irn_ops = {
- phi_get_irn_reg_req,
dummy_classify,
dummy_get_frame_entity,
- dummy_set_frame_entity,
dummy_set_frame_offset,
dummy_get_sp_bias,
NULL, /* get_inverse */
NULL, /* perform_memory_operand */
};
-/*
- _ _ _ ____ _
- | \ | | ___ __| | ___ | _ \ _ _ _ __ ___ _ __ (_)_ __ __ _
- | \| |/ _ \ / _` |/ _ \ | | | | | | | '_ ` _ \| '_ \| | '_ \ / _` |
- | |\ | (_) | (_| | __/ | |_| | |_| | | | | | | |_) | | | | | (_| |
- |_| \_|\___/ \__,_|\___| |____/ \__,_|_| |_| |_| .__/|_|_| |_|\__, |
- |_| |___/
-*/
+
/**
* ir_op-Operation: dump a be node to file
*/
-static int dump_node(ir_node *irn, FILE *f, dump_reason_t reason)
+static void dump_node(FILE *f, ir_node *irn, dump_reason_t reason)
{
- be_node_attr_t *at = get_irn_attr(irn);
-
assert(is_be_node(irn));
switch (reason) {
fputs(get_op_name(get_irn_op(irn)), f);
break;
case dump_node_mode_txt:
- if (be_is_Perm(irn) || be_is_Copy(irn) || be_is_CopyKeep(irn)) {
- fprintf(f, " %s", get_mode_name(get_irn_mode(irn)));
+ if (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;
+ const be_call_attr_t *a = (const be_call_attr_t*)get_irn_generic_attr_const(irn);
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);
- }
+ const be_incsp_attr_t *attr = (const be_incsp_attr_t*)get_irn_generic_attr_const(irn);
+ fprintf(f, " [%d] ", attr->offset);
}
break;
case dump_node_info_txt:
arch_dump_reqs_and_registers(f, irn);
if (be_has_frame_entity(irn)) {
- be_frame_attr_t *a = (be_frame_attr_t *) at;
+ const be_frame_attr_t *a = (const be_frame_attr_t*)get_irn_generic_attr_const(irn);
if (a->ent) {
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",
}
switch (get_irn_opcode(irn)) {
- case beo_IncSP:
- {
- 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)
- fprintf(f, "offset: -FRAME SIZE\n");
- else
- fprintf(f, "offset: %u\n", a->offset);
- }
+ case beo_IncSP: {
+ const be_incsp_attr_t *a = (const be_incsp_attr_t*)get_irn_generic_attr_const(irn);
+ fprintf(f, "align: %d\n", a->align);
+ fprintf(f, "offset: %d\n", a->offset);
break;
- case beo_Call:
- {
- be_call_attr_t *a = (be_call_attr_t *) at;
+ }
+ case beo_Call: {
+ const be_call_attr_t *a = (const be_call_attr_t*)get_irn_generic_attr_const(irn);
- if (a->ent)
- fprintf(f, "\ncalling: %s\n", get_entity_name(a->ent));
- }
+ if (a->ent)
+ fprintf(f, "\ncalling: %s\n", get_entity_name(a->ent));
break;
- case beo_MemPerm:
- {
- int i;
- for (i = 0; i < be_get_MemPerm_entity_arity(irn); ++i) {
- ir_entity *in, *out;
- in = be_get_MemPerm_in_entity(irn, i);
- out = be_get_MemPerm_out_entity(irn, i);
- if (in) {
- fprintf(f, "\nin[%d]: %s\n", i, get_entity_name(in));
- }
- if (out) {
- fprintf(f, "\nout[%d]: %s\n", i, get_entity_name(out));
- }
+ }
+ case beo_MemPerm: {
+ int i;
+ for (i = 0; i < be_get_MemPerm_entity_arity(irn); ++i) {
+ ir_entity *in, *out;
+ in = be_get_MemPerm_in_entity(irn, i);
+ out = be_get_MemPerm_out_entity(irn, i);
+ if (in) {
+ fprintf(f, "\nin[%d]: %s\n", i, get_entity_name(in));
+ }
+ if (out) {
+ fprintf(f, "\nout[%d]: %s\n", i, get_entity_name(out));
}
}
break;
+ }
default:
break;
}
}
-
- return 0;
}
/**
* ir_op-Operation:
* Copies the backend specific attributes from old node to new node.
*/
-static void copy_attr(const ir_node *old_node, ir_node *new_node)
+static void copy_attr(ir_graph *irg, const ir_node *old_node, ir_node *new_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);
- ir_graph *irg = get_irn_irg(new_node);
- struct obstack *obst = be_get_birg_obst(irg);
+ const void *old_attr = get_irn_generic_attr_const(old_node);
+ void *new_attr = get_irn_generic_attr(new_node);
+ struct obstack *obst = be_get_be_obst(irg);
backend_info_t *old_info = be_get_info(old_node);
backend_info_t *new_info = be_get_info(new_node);
memcpy(new_attr, old_attr, get_op_attr_size(get_irn_op(old_node)));
+ new_info->flags = old_info->flags;
if (old_info->out_infos != NULL) {
- unsigned n_outs = ARR_LEN(old_info->out_infos);
+ size_t n_outs = ARR_LEN(old_info->out_infos);
/* need dyanmic out infos? */
- if (be_is_Barrier(new_node) || be_is_Perm(new_node)) {
+ if (be_is_Perm(new_node)) {
new_info->out_infos = NEW_ARR_F(reg_out_info_t, n_outs);
} else {
new_info->out_infos = NEW_ARR_D(reg_out_info_t, obst, n_outs);
}
/* input infos */
- if (old_attr->reg_data != NULL) {
- unsigned n_ins = ARR_LEN(old_attr->reg_data);
+ if (old_info->in_reqs != NULL) {
+ unsigned n_ins = get_irn_arity(old_node);
/* need dynamic in infos? */
if (get_irn_op(old_node)->opar == oparity_dynamic) {
- new_attr->reg_data = NEW_ARR_F(be_reg_data_t, n_ins);
+ new_info->in_reqs = NEW_ARR_F(const arch_register_req_t*, n_ins);
} else {
- new_attr->reg_data = NEW_ARR_D(be_reg_data_t, obst, n_ins);
+ new_info->in_reqs = OALLOCN(obst,const arch_register_req_t*, n_ins);
}
- memcpy(new_attr->reg_data, old_attr->reg_data,
- n_ins * sizeof(be_reg_data_t));
+ memcpy(new_info->in_reqs, old_info->in_reqs,
+ n_ins * sizeof(new_info->in_reqs[0]));
} else {
- new_attr->reg_data = NULL;
+ new_info->in_reqs = NULL;
}
}
NULL,
NULL,
NULL,
- NULL,
dump_node,
NULL,
&be_node_irn_ops
void be_init_op(void)
{
- ir_opcode opc;
+ unsigned opc;
/* 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_floats, 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_floats, 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_Start = new_ir_op(beo_Start, "be_Start", 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_Spill = new_ir_op(beo_Spill, "be_Spill", op_pin_state_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_keep, 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_exc_pinned, irop_flag_keep, 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_exc_pinned, irop_flag_fragile|irop_flag_uses_memory, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops);
+ ir_op_set_fragile_indices(op_be_Call, n_be_Call_mem, pn_be_Call_X_regular, pn_be_Call_X_except);
+ op_be_Return = new_ir_op(beo_Return, "be_Return", op_pin_state_exc_pinned, irop_flag_cfopcode, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops);
+ op_be_Start = new_ir_op(beo_Start, "be_Start", op_pin_state_exc_pinned, irop_flag_none, 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_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_frame_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_Perm->ops.node_cmp_attr = be_nodes_equal;
+ op_be_MemPerm->ops.node_cmp_attr = be_nodes_equal;
+ op_be_Copy->ops.node_cmp_attr = be_nodes_equal;
+ op_be_Keep->ops.node_cmp_attr = be_nodes_equal;
+ op_be_CopyKeep->ops.node_cmp_attr = be_nodes_equal;
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_AddSP->ops.node_cmp_attr = be_nodes_equal;
+ op_be_SubSP->ops.node_cmp_attr = be_nodes_equal;
op_be_IncSP->ops.node_cmp_attr = IncSP_cmp_attr;
- op_be_Start->ops.node_cmp_attr = node_cmp_attr;
+ op_be_Start->ops.node_cmp_attr = be_nodes_equal;
op_be_FrameAddr->ops.node_cmp_attr = FrameAddr_cmp_attr;
- op_be_Barrier->ops.node_cmp_attr = node_cmp_attr;
/* attach out dummy_ops to middle end nodes */
for (opc = iro_First; opc <= iro_Last; ++opc) {