Commit b4650ff1 authored by Sebastian Hack's avatar Sebastian Hack
Browse files

Added some nodes

parent b80dc0bb
......@@ -96,6 +96,12 @@ typedef struct {
entity *ent; /**< The entity in the stack frame the spill writes to. */
} be_spill_attr_t;
typedef struct {
be_node_attr_t node_attr;
int offset; /**< The offset by which the stack shall be increased/decreased. */
be_stack_dir_t dir; /**< The direction in which the stack shall be modified (along or in the other direction). */
} be_stack_attr_t;
static ir_op *op_Spill;
static ir_op *op_Reload;
static ir_op *op_Perm;
......@@ -104,6 +110,9 @@ static ir_op *op_Keep;
static ir_op *op_Call;
static ir_op *op_IncSP;
static ir_op *op_AddSP;
static ir_op *op_RegParams;
static ir_op *op_StackParam;
static ir_op *op_NoReg;
static int beo_base = -1;
......@@ -131,17 +140,29 @@ void be_node_init(void) {
/* Acquire all needed opcodes. */
beo_base = get_next_ir_opcodes(beo_Last - 1);
op_Spill = new_ir_op(beo_base + beo_Spill, "Spill", op_pin_state_mem_pinned, N, oparity_unary, 0, sizeof(be_spill_attr_t), &be_node_op_ops);
op_Reload = new_ir_op(beo_base + beo_Reload, "Reload", op_pin_state_mem_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_Perm = new_ir_op(beo_base + beo_Perm, "Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_Copy = new_ir_op(beo_base + beo_Copy, "Copy", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_Keep = new_ir_op(beo_base + beo_Keep, "Keep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
set_op_tag(op_Spill, &be_node_tag);
set_op_tag(op_Reload, &be_node_tag);
set_op_tag(op_Perm, &be_node_tag);
set_op_tag(op_Copy, &be_node_tag);
set_op_tag(op_Keep, &be_node_tag);
op_Spill = new_ir_op(beo_base + beo_Spill, "Spill", op_pin_state_mem_pinned, N, oparity_unary, 0, sizeof(be_spill_attr_t), &be_node_op_ops);
op_Reload = new_ir_op(beo_base + beo_Reload, "Reload", op_pin_state_mem_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_Perm = new_ir_op(beo_base + beo_Perm, "Perm", op_pin_state_pinned, N, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_Copy = new_ir_op(beo_base + beo_Copy, "Copy", op_pin_state_pinned, N, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_Keep = new_ir_op(beo_base + beo_Keep, "Keep", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_NoReg = new_ir_op(beo_base + beo_Keep, "NoReg", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_Call = new_ir_op(beo_base + beo_Keep, "Call", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_AddSP = new_ir_op(beo_base + beo_Keep, "AddSP", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
op_IncSP = new_ir_op(beo_base + beo_Keep, "IncSP", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_stack_attr_t), &be_node_op_ops);
op_RegParams = new_ir_op(beo_base + beo_Keep, "RegParams", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_StackParam = new_ir_op(beo_base + beo_Keep, "StackParam", op_pin_state_pinned, K, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
set_op_tag(op_Spill, &be_node_tag);
set_op_tag(op_Reload, &be_node_tag);
set_op_tag(op_Perm, &be_node_tag);
set_op_tag(op_Copy, &be_node_tag);
set_op_tag(op_Keep, &be_node_tag);
set_op_tag(op_NoReg, &be_node_tag);
set_op_tag(op_Call, &be_node_tag);
set_op_tag(op_AddSP, &be_node_tag);
set_op_tag(op_IncSP, &be_node_tag);
set_op_tag(op_RegParams, &be_node_tag);
set_op_tag(op_StackParam, &be_node_tag);
}
static void *init_node_attr(ir_node* irn, const arch_register_class_t *cls, ir_graph *irg, int n_outs)
......@@ -229,31 +250,81 @@ ir_node *be_new_Keep(const arch_register_class_t *cls, ir_graph *irg, ir_node *b
return irn;
}
int be_is_Spill(const ir_node *irn)
ir_node *be_new_Call(ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp, ir_node *ptr, int n_outs, int n, ir_node *in[])
{
return get_irn_be_opcode(irn) == beo_Spill;
}
int real_n = 3 + n;
ir_node *irn;
ir_node **real_in;
int be_is_Reload(const ir_node *irn)
{
return get_irn_be_opcode(irn) == beo_Reload;
real_in = malloc(sizeof(real_in[0]) * (real_n));
real_in[0] = mem;
real_in[1] = sp;
real_in[2] = ptr;
memcpy(&real_in[3], in, n * sizeof(in[0]));
irn = new_ir_node(NULL, irg, bl, op_Call, mode_T, real_n, real_in);
init_node_attr(irn, NULL, irg, n_outs);
return irn;
}
int be_is_Copy(const ir_node *irn)
ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, unsigned offset, be_stack_dir_t dir)
{
return get_irn_be_opcode(irn) == beo_Copy;
be_stack_attr_t *a;
ir_node *irn;
ir_node *in[1];
in[0] = old_sp;
irn = new_ir_node(NULL, irg, bl, op_IncSP, sp->reg_class->mode, 1, in);
a = init_node_attr(irn, sp->reg_class, irg, 1);
a->dir = dir;
a->offset = offset;
/* Set output constraint to stack register. */
be_set_constr_single_reg(irn, -1, sp);
return irn;
}
int be_is_Perm(const ir_node *irn)
ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *op)
{
return get_irn_be_opcode(irn) == beo_Perm;
ir_node *irn;
ir_node *in[2];
in[0] = old_sp;
in[1] = op;
irn = new_ir_node(NULL, irg, bl, op_AddSP, sp->reg_class->mode, 2, in);
init_node_attr(irn, sp->reg_class, irg, 1);
/* Set output constraint to stack register. */
be_set_constr_single_reg(irn, -1, sp);
return irn;
}
int be_is_Keep(const ir_node *irn)
ir_node *be_new_NoReg(const arch_register_t *reg, ir_graph *irg, ir_node *bl)
{
return get_irn_be_opcode(irn) == beo_Keep;
ir_node *irn;
ir_node *in[1];
irn = new_ir_node(NULL, irg, bl, op_NoReg, reg->reg_class->mode, 0, in);
init_node_attr(irn, reg->reg_class, irg, 1);
be_set_constr_single_reg(irn, -1, reg);
return irn;
}
int be_is_Spill (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_Spill ; }
int be_is_Reload (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_Reload ; }
int be_is_Copy (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_Copy ; }
int be_is_Perm (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_Perm ; }
int be_is_Keep (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_Keep ; }
int be_is_Call (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_Call ; }
int be_is_IncSP (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_IncSP ; }
int be_is_AddSP (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_AddSP ; }
int be_is_RegParams (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_RegParams ; }
int be_is_StackParam (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_StackParam ; }
int be_is_NoReg (const ir_node *irn) { return get_irn_be_opcode(irn) == beo_NoReg ; }
static void be_limited(void *data, bitset_t *bs)
{
be_req_t *req = data;
......@@ -313,15 +384,32 @@ void be_set_constr_limited(ir_node *irn, int pos, const arch_register_req_t *req
r->x.old_limited.old_limited_env = req->limited_env;
}
void be_set_IncSP_offset(ir_node *irn, unsigned offset)
{
be_stack_attr_t *a = get_irn_attr(irn);
assert(be_is_IncSP(irn));
a->offset = offset;
}
void be_set_IncSP_offset(ir_node *irn, int offset)
unsigned be_get_IncSP_offset(ir_node *irn)
{
be_stack_attr_t *a = get_irn_attr(irn);
assert(be_is_IncSP(irn));
return a->offset;
}
void be_set_IncSP_direction(ir_node *irn, be_stack_dir_t dir)
{
be_stack_attr_t *a = get_irn_attr(irn);
assert(be_is_IncSP(irn));
a->dir = dir;
}
int be_get_IncSP_offset(ir_node *irn)
be_stack_dir_t be_get_IncSP_direction(ir_node *irn)
{
return -1;
be_stack_attr_t *a = get_irn_attr(irn);
assert(be_is_IncSP(irn));
return a->dir;
}
void be_set_Spill_entity(ir_node *irn, entity *ent)
......
......@@ -29,13 +29,20 @@ typedef enum {
beo_Perm,
beo_Copy,
beo_Keep,
beo_NoReg,
beo_Call,
beo_AddSP,
beo_IncSP,
beo_RegParams,
beo_StackParam,
beo_Last
} be_opcode_t;
typedef enum {
be_stack_dir_along = 0,
be_stack_dir_against = 1
} be_stack_dir_t;
void be_node_init(void);
const arch_irn_handler_t be_node_irn_handler;
......@@ -47,10 +54,31 @@ ir_node *be_new_Perm(const arch_register_class_t *cls, ir_graph *irg, ir_node *b
ir_node *be_new_Keep(const arch_register_class_t *cls, ir_graph *irg, ir_node *bl, int arity, ir_node *in[]);
ir_node *be_new_AddSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, ir_node *operand);
ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, int amount);
ir_node *be_new_Call(ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp, ir_node *ptr, int n, ir_node *in[]);
/**
* Make a stack pointer increase/decrease node.
* @param sp The stack poitner register.
* @param irg The graph to insert the node to.
* @param bl The block to insert the node into.
* @param old_sp The node defining the former stack pointer.
* @param amount The mount of bytes the stack pointer shall be increased/decreased.
* @param dir The direction in which the stack pointer shall be modified:
* Along the stack's growing direction or against.
* @return A new stack pointer increment/decrement node.
* @note This node sets a register constraint to the @p sp register on its output.
*/
ir_node *be_new_IncSP(const arch_register_t *sp, ir_graph *irg, ir_node *bl, ir_node *old_sp, unsigned amount, be_stack_dir_t dir);
void be_set_IncSP_offset(ir_node *irn, unsigned offset);
unsigned be_get_IncSP_offset(ir_node *irn);
void be_set_IncSP_direction(ir_node *irn, be_stack_dir_t dir);
be_stack_dir_t be_get_IncSP_direction(ir_node *irn);
ir_node *be_new_Call(ir_graph *irg, ir_node *bl, ir_node *mem, ir_node *sp, ir_node *ptr, int n_outs, int n, ir_node *in[]);
ir_node *be_new_StackParam(ir_graph *irg);
ir_node *be_new_RegParams(ir_graph *irg, int n_out);
ir_node *be_new_NoReg(const arch_register_t *reg, ir_graph *irg, ir_node *bl);
ir_node *be_spill(const arch_env_t *arch_env, ir_node *irn,ir_node *spill_ctx);
ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *irn, int pos, ir_mode *mode, ir_node *spill);
......@@ -64,8 +92,6 @@ int be_is_Call(const ir_node *irn);
int be_is_AddSP(const ir_node *irn);
int be_is_IncSP(const ir_node *irn);
void be_set_IncSP_offset(ir_node *irn, int offset);
int be_get_IncSP_offset(ir_node *irn);
void be_set_Spill_entity(ir_node *irn, entity *ent);
entity *be_get_spill_entity(ir_node *irn);
......
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