/*
- * 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.
*
#include "belive_t.h"
#include "besched_t.h"
#include "benode_t.h"
+#include "bearch_t.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)
-static unsigned be_node_tag = FOURCC('B', 'E', 'N', 'O');
-
typedef struct {
arch_register_req_t req;
arch_irn_flags_t flags;
typedef struct {
const arch_register_t *reg;
- be_req_t req;
- be_req_t in_req;
+ 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. */
- unsigned pop;
- 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_RegParams;
ir_op *op_be_FrameAddr;
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;
+ if(req1->flags != req2->flags)
+ 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)))
+ !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);
}
/**
- * 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)
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_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_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_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_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.
*/
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) ? (be_opcode_t) get_irn_opcode(irn) - beo_base : beo_NoBeOp;
-}
-
/**
* Skip Proj nodes and return their Proj numbers.
*
}
static void
-be_node_set_irn_reg(const void *self, ir_node *irn, const arch_register_t *reg)
+be_node_set_irn_reg(ir_node *irn, const arch_register_t *reg)
{
be_reg_data_t *r = retrieve_reg_data(irn);
- (void) self;
r->reg = reg;
}
void be_Perm_reduce(ir_node *perm, int new_size, int *map)
{
- ir_graph *irg = get_irn_irg(perm);
- int arity = get_irn_arity(perm);
- be_reg_data_t *old_data = alloca(arity * sizeof(old_data[0]));
- be_node_attr_t *attr = get_irn_attr(perm);
- ir_node **new_in = NEW_ARR_D(ir_node *, irg->obst, new_size);
+ int arity = get_irn_arity(perm);
+ be_reg_data_t *old_data = alloca(arity * sizeof(old_data[0]));
+ be_node_attr_t *attr = get_irn_attr(perm);
+ ir_node **new_in;
int i;
assert(be_is_Perm(perm));
assert(new_size <= arity);
+ NEW_ARR_A(ir_node *, new_in, new_size);
+
/* save the old register data */
memcpy(old_data, attr->reg_data, arity * sizeof(old_data[0]));
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;
+ const arch_register_t *sp = arch_env->sp;
be_memperm_attr_t *attr;
ir_node **real_in;
init_node_attr(irn, n + 1);
be_node_set_reg_class(irn, 0, sp->reg_class);
- for(i = 0; i < n; ++i) {
+ 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);
}
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(const ir_node *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;
}
-unsigned be_Return_get_pop(const ir_node *ret)
-{
+/* 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;
}
-int be_Return_append_node(ir_node *ret, ir_node *node)
-{
+/* 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;
+ a->align = align;
be_node_set_flags(irn, -1, arch_irn_flags_ignore | arch_irn_flags_modify_sp);
/* 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_irn_reg(irn, sp);
return irn;
}
be_node_attr_t *a;
ir_node *irn;
ir_node *in[be_pos_AddSP_last];
- const arch_register_class_t *class;
+ const arch_register_class_t *cls;
in[be_pos_AddSP_old_sp] = old_sp;
in[be_pos_AddSP_size] = sz;
be_set_constr_single_reg(irn, OUT_POS(pn_be_AddSP_sp), sp);
a->reg_data[pn_be_AddSP_sp].reg = sp;
- class = arch_register_get_class(sp);
- be_node_set_reg_class(irn, OUT_POS(pn_be_AddSP_res), class);
+ cls = arch_register_get_class(sp);
+ be_node_set_reg_class(irn, OUT_POS(pn_be_AddSP_res), 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_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_FrameAddr (const ir_node *irn) { return be_get_irn_opcode(irn) == beo_FrameAddr ; }
-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)) {
+ switch (get_irn_opcode(irn)) {
case beo_Spill:
case beo_Reload:
case beo_FrameAddr:
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_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)
{
- const be_stack_attr_t *a = get_irn_attr_const(irn);
+ const be_incsp_attr_t *a = get_irn_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);
+ assert(be_is_IncSP(irn));
+ return a->align;
+}
+
ir_node *be_spill(const arch_env_t *arch_env, ir_node *block, ir_node *irn)
{
ir_graph *irg = get_irn_irg(block);
}
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;
- (void) self;
if (pos < 0) {
if (get_irn_mode(irn) == mode_T)
return arch_no_register_req;
}
const arch_register_t *
-be_node_get_irn_reg(const void *self, const ir_node *irn)
+be_node_get_irn_reg(const ir_node *irn)
{
be_reg_data_t *r;
- (void) self;
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)
+static arch_irn_class_t be_node_classify(const ir_node *irn)
{
- redir_proj((const ir_node **) &irn);
-
- (void) self;
- 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);
+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
+ 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;
+ break;
default:
- return arch_irn_class_normal;
+ return arch_irn_class_normal;
}
return 0;
}
-static arch_irn_flags_t be_node_get_flags(const void *self, const ir_node *node)
+static arch_irn_flags_t be_node_get_flags(const ir_node *node)
{
be_req_t *bereq;
int pos = -1;
- (void) self;
if(is_Proj(node)) {
pos = OUT_POS(get_Proj_proj(node));
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)
{
- (void) self;
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;
- (void) self;
assert(be_has_frame_entity(irn));
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)
{
- (void) self;
if(be_has_frame_entity(irn)) {
be_frame_attr_t *a = get_irn_attr(irn);
a->offset = offset;
}
}
-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)
{
- (void) self;
if(be_is_IncSP(irn))
return be_get_IncSP_offset(irn);
if(be_is_Call(irn))
*/
-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,
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);
- (void) self;
- 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;
+struct {
+ arch_env_t *arch_env;
+ 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)
-{
- 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 *get_Phi_attr(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(phi_handler.arch_env, op, BE_OUT_POS(0));
}
/*
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) self;
(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]));
assert(attr->req.cls != NULL);
void be_set_phi_reg_req(const arch_env_t *arch_env, ir_node *node,
const arch_register_req_t *req)
{
- 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;
+ (void) arch_env;
assert(mode_is_datab(get_irn_mode(node)));
- attr = get_Phi_attr(handler, node);
+ attr = get_Phi_attr(node);
memcpy(&attr->req, req, sizeof(req[0]));
}
void be_set_phi_flags(const arch_env_t *arch_env, 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;
+ (void) arch_env;
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 void phi_set_irn_reg(ir_node *irn, const arch_register_t *reg)
{
- phi_handler_t *h = get_phi_handler_from_ops(self);
- phi_attr_t *attr = get_Phi_attr(h, irn);
+ phi_attr_t *attr = get_Phi_attr(irn);
attr->reg = reg;
}
-static
-const arch_register_t *phi_get_irn_reg(const void *self, const ir_node *irn)
+static const arch_register_t *phi_get_irn_reg(const ir_node *irn)
{
- phi_handler_t *h = get_phi_handler_from_ops(self);
- phi_attr_t *attr = get_Phi_attr(h, irn);
+ phi_attr_t *attr = get_Phi_attr(irn);
return attr->reg;
}
-static
-arch_irn_class_t phi_classify(const void *self, const ir_node *irn)
+static arch_irn_class_t phi_classify(const ir_node *irn)
{
- (void) self;
(void) irn;
return arch_irn_class_normal;
}
-static
-arch_irn_flags_t phi_get_flags(const void *self, const ir_node *irn)
+static arch_irn_flags_t phi_get_flags(const ir_node *irn)
{
- phi_handler_t *h = get_phi_handler_from_ops(self);
- phi_attr_t *attr = get_Phi_attr(h, irn);
- (void) self;
+ phi_attr_t *attr = get_Phi_attr(irn);
return attr->flags;
}
-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) self;
(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)
{
- (void) self;
(void) irn;
(void) ent;
assert(0);
}
-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)
{
- (void) self;
(void) irn;
(void) bias;
assert(0);
}
-static
-int phi_get_sp_bias(const void* self, const ir_node *irn)
+static int phi_get_sp_bias(const ir_node *irn)
{
- (void) self;
(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,
NULL, /* perform_memory_operand */
};
-arch_irn_handler_t *be_phi_handler_new(const arch_env_t *arch_env)
+void be_phi_handler_new(be_main_env_t *env)
{
- 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.arch_env = env->arch_env;
+ 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 = get_phi_handler_from_handler(handler);
- pmap_destroy(h->phi_attrs);
- h->phi_attrs = NULL;
- 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();
}
/*
fprintf(f, " [%s] ", get_entity_name(a->ent));
}
if(be_is_IncSP(irn)) {
- const be_stack_attr_t *attr = get_irn_generic_attr_const(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) {
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 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;
+}