#include "irhooks.h"
#include "irtools.h"
+#include "util.h"
#include "beinfo.h"
/* some constants fixing the positions of nodes predecessors
in the in array */
-#define CALL_PARAM_OFFSET 2
-#define BUILDIN_PARAM_OFFSET 1
-#define SEL_INDEX_OFFSET 2
-#define RETURN_RESULT_OFFSET 1 /* mem is not a result */
+#define CALL_PARAM_OFFSET (n_Call_max+1)
+#define BUILTIN_PARAM_OFFSET (n_Builtin_max+1)
+#define SEL_INDEX_OFFSET (n_Sel_max+1)
+#define RETURN_RESULT_OFFSET (n_Return_max+1)
#define END_KEEPALIVE_OFFSET 0
-static const char *pnc_name_arr [] = {
- "pn_Cmp_False", "pn_Cmp_Eq", "pn_Cmp_Lt", "pn_Cmp_Le",
- "pn_Cmp_Gt", "pn_Cmp_Ge", "pn_Cmp_Lg", "pn_Cmp_Leg",
- "pn_Cmp_Uo", "pn_Cmp_Ue", "pn_Cmp_Ul", "pn_Cmp_Ule",
- "pn_Cmp_Ug", "pn_Cmp_Uge", "pn_Cmp_Ne", "pn_Cmp_True"
+static const char *relation_names [] = {
+ "false",
+ "equal",
+ "less",
+ "less_equal",
+ "greater",
+ "greater_equal",
+ "less_greater",
+ "less_equal_greater",
+ "unordered",
+ "unordered_equal",
+ "unordered_less",
+ "unordered_less_equal",
+ "unordered_greater",
+ "unordered_greater_equal",
+ "not_equal",
+ "true"
};
-/**
- * returns the pnc name from an pnc constant
- */
-const char *get_pnc_string(int pnc)
+const char *get_relation_string(ir_relation relation)
{
- assert(pnc >= 0 && pnc <
- (int) (sizeof(pnc_name_arr)/sizeof(pnc_name_arr[0])));
- return pnc_name_arr[pnc];
+ assert(relation < (ir_relation)ARRAY_SIZE(relation_names));
+ return relation_names[relation];
}
-/*
- * Calculates the negated (Complement(R)) pnc condition.
- */
-pn_Cmp get_negated_pnc(long pnc, ir_mode *mode)
+ir_relation get_negated_relation(ir_relation relation)
{
- pnc ^= pn_Cmp_True;
-
- /* do NOT add the Uo bit for non-floating point values */
- if (! mode_is_float(mode))
- pnc &= ~pn_Cmp_Uo;
-
- return (pn_Cmp) pnc;
+ return relation ^ ir_relation_true;
}
-/* Calculates the inversed (R^-1) pnc condition, i.e., "<" --> ">" */
-pn_Cmp get_inversed_pnc(long pnc)
+ir_relation get_inversed_relation(ir_relation relation)
{
- long code = pnc & ~(pn_Cmp_Lt|pn_Cmp_Gt);
- long lesser = pnc & pn_Cmp_Lt;
- long greater = pnc & pn_Cmp_Gt;
-
- code |= (lesser ? pn_Cmp_Gt : 0) | (greater ? pn_Cmp_Lt : 0);
-
- return (pn_Cmp) code;
+ ir_relation code = relation & ~(ir_relation_less|ir_relation_greater);
+ bool less = relation & ir_relation_less;
+ bool greater = relation & ir_relation_greater;
+ code |= (less ? ir_relation_greater : 0) | (greater ? ir_relation_less : 0);
+ return code;
}
/**
* If arity is negative, a node with a dynamic array is created.
*/
ir_node *new_ir_node(dbg_info *db, ir_graph *irg, ir_node *block, ir_op *op,
- ir_mode *mode, int arity, ir_node **in)
+ ir_mode *mode, int arity, ir_node *const *in)
{
ir_node *res;
unsigned align = offsetof(struct struct_align, s) - 1;
for (i = 0; i < arity; i++) {
- if (i < ARR_LEN(*pOld_in)-1)
+ if (i < (int)ARR_LEN(*pOld_in)-1)
edges_notify_edge(node, i, in[i], (*pOld_in)[i+1], irg);
else
edges_notify_edge(node, i, in[i], NULL, irg);
}
- for (;i < ARR_LEN(*pOld_in)-1; i++) {
+ for (;i < (int)ARR_LEN(*pOld_in)-1; i++) {
edges_notify_edge(node, i, NULL, (*pOld_in)[i+1], irg);
}
- if (arity != ARR_LEN(*pOld_in) - 1) {
+ if (arity != (int)ARR_LEN(*pOld_in) - 1) {
ir_node * block = (*pOld_in)[0];
*pOld_in = NEW_ARR_D(ir_node *, irg->obst, arity + 1);
(*pOld_in)[0] = block;
fix_backedges(irg->obst, node);
memcpy((*pOld_in) + 1, in, sizeof(ir_node *) * arity);
+
+ /* update irg flags */
+ clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_OUTS | IR_GRAPH_STATE_CONSISTENT_LOOPINFO);
}
ir_node *(get_irn_n)(const ir_node *node, int n)
edges_notify_edge(node, n, in, node->in[n + 1], irg);
node->in[n + 1] = in;
+
+ /* update irg flags */
+ clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_OUTS | IR_GRAPH_STATE_CONSISTENT_LOOPINFO);
}
int add_irn_n(ir_node *node, ir_node *in)
return NULL;
}
-/* Test whether arbitrary node is tls pointer, i.e. Proj(pn_Start_P_tls)
- * from Start. If so returns tls type, else Null. */
-ir_type *is_tls_pointer(const ir_node *n)
-{
- if (is_Proj(n) && (get_Proj_proj(n) == pn_Start_P_tls)) {
- ir_node *start = get_Proj_pred(n);
- if (is_Start(start)) {
- return get_tls_type();
- }
- }
- return NULL;
-}
-
ir_node **get_Block_cfgpred_arr(ir_node *node)
{
assert(is_Block(node));
return _Block_block_visited(node);
}
-ir_node *(set_Block_dead)(ir_node *block)
-{
- return _set_Block_dead(block);
-}
-
-int (is_Block_dead)(const ir_node *block)
-{
- return _is_Block_dead(block);
-}
-
ir_extblk *get_Block_extbb(const ir_node *block)
{
ir_extblk *res;
/* Set new keep-alives */
void set_End_keepalives(ir_node *end, int n, ir_node *in[])
{
- int i;
+ size_t e;
+ int i;
ir_graph *irg = get_irn_irg(end);
/* notify that edges are deleted */
- for (i = END_KEEPALIVE_OFFSET; i < ARR_LEN(end->in) - 1; ++i) {
- edges_notify_edge(end, i, NULL, end->in[i + 1], irg);
+ for (e = END_KEEPALIVE_OFFSET; e < ARR_LEN(end->in) - 1; ++e) {
+ edges_notify_edge(end, e, NULL, end->in[e + 1], irg);
}
ARR_RESIZE(ir_node *, end->in, n + 1 + END_KEEPALIVE_OFFSET);
end->in[1 + END_KEEPALIVE_OFFSET + i] = in[i];
edges_notify_edge(end, END_KEEPALIVE_OFFSET + i, end->in[1 + END_KEEPALIVE_OFFSET + i], NULL, irg);
}
+
+ /* update irg flags */
+ clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_OUTS);
}
/* Set new keep-alives from old keep-alives, skipping irn */
}
/* now n - 1 keeps, 1 block input */
ARR_RESIZE(ir_node *, end->in, (n - 1) + 1 + END_KEEPALIVE_OFFSET);
+
+ /* update irg flags */
+ clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_OUTS);
}
/* remove Bads, NoMems and doublets from the keep-alive set */
pset_new_t keeps;
int idx, n = get_End_n_keepalives(end);
ir_graph *irg;
+ bool changed = false;
if (n <= 0)
return;
ir_node *ka = get_End_keepalive(end, idx);
if (is_Bad(ka) || is_NoMem(ka) || pset_new_contains(&keeps, ka)) {
+ changed = true;
/* remove the edge */
edges_notify_edge(end, idx, NULL, ka, irg);
ARR_RESIZE(ir_node *, end->in, n + 1 + END_KEEPALIVE_OFFSET);
pset_new_destroy(&keeps);
+
+ if (changed) {
+ clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_OUTS);
+ }
}
void free_End(ir_node *end)
in array afterwards ... */
}
-int get_Return_n_ress(const ir_node *node)
+size_t get_Return_n_ress(const ir_node *node)
{
assert(is_Return(node));
- return (get_irn_arity(node) - RETURN_RESULT_OFFSET);
+ return (size_t)(get_irn_arity(node) - RETURN_RESULT_OFFSET);
}
ir_node **get_Return_res_arr(ir_node *node)
return NULL;
}
-/*
-void set_Return_n_res(ir_node *node, int results)
-{
- assert(is_Return(node));
-}
-*/
-
ir_node *get_Return_res(const ir_node *node, int pos)
{
assert(is_Return(node));
- assert(get_Return_n_ress(node) > pos);
+ assert(pos >= 0);
+ assert(get_Return_n_ress(node) > (size_t)pos);
return get_irn_n(node, pos + RETURN_RESULT_OFFSET);
}
set_irn_n(node, pos + SEL_INDEX_OFFSET, index);
}
-
-/* For unary and binary arithmetic operations the access to the
- operands can be factored out. Left is the first, right the
- second arithmetic value as listed in tech report 0999-33.
- unops are: Minus, Abs, Not, Conv, Cast
- binops are: Add, Sub, Mul, Quot, DivMod, Div, Mod, And, Or, Eor, Shl,
- Shr, Shrs, Rotate, Cmp */
-
-
ir_node **get_Call_param_arr(ir_node *node)
{
assert(is_Call(node));
return &get_irn_in(node)[CALL_PARAM_OFFSET + 1];
}
-int get_Call_n_params(const ir_node *node)
+size_t get_Call_n_params(const ir_node *node)
{
assert(is_Call(node));
- return (get_irn_arity(node) - CALL_PARAM_OFFSET);
+ return (size_t) (get_irn_arity(node) - CALL_PARAM_OFFSET);
}
ir_node *get_Call_param(const ir_node *node, int pos)
ir_node **get_Builtin_param_arr(ir_node *node)
{
assert(is_Builtin(node));
- return &get_irn_in(node)[BUILDIN_PARAM_OFFSET + 1];
+ return &get_irn_in(node)[BUILTIN_PARAM_OFFSET + 1];
}
int get_Builtin_n_params(const ir_node *node)
{
assert(is_Builtin(node));
- return (get_irn_arity(node) - BUILDIN_PARAM_OFFSET);
+ return (get_irn_arity(node) - BUILTIN_PARAM_OFFSET);
}
ir_node *get_Builtin_param(const ir_node *node, int pos)
{
assert(is_Builtin(node));
- return get_irn_n(node, pos + BUILDIN_PARAM_OFFSET);
+ return get_irn_n(node, pos + BUILTIN_PARAM_OFFSET);
}
void set_Builtin_param(ir_node *node, int pos, ir_node *param)
{
assert(is_Builtin(node));
- set_irn_n(node, pos + BUILDIN_PARAM_OFFSET, param);
+ set_irn_n(node, pos + BUILTIN_PARAM_OFFSET, param);
}
/* Returns a human readable string for the ir_builtin_kind. */
(node->attr.call.callee_arr != NULL));
}
-int get_Call_n_callees(const ir_node *node)
+size_t get_Call_n_callees(const ir_node *node)
{
assert(is_Call(node) && node->attr.call.callee_arr);
return ARR_LEN(node->attr.call.callee_arr);
}
-ir_entity *get_Call_callee(const ir_node *node, int pos)
+ir_entity *get_Call_callee(const ir_node *node, size_t pos)
{
- assert(pos >= 0 && pos < get_Call_n_callees(node));
+ assert(pos < get_Call_n_callees(node));
return node->attr.call.callee_arr[pos];
}
-void set_Call_callee_arr(ir_node *node, const int n, ir_entity ** arr)
+void set_Call_callee_arr(ir_node *node, size_t n, ir_entity ** arr)
{
ir_graph *irg = get_irn_irg(node);
node->attr.call.callee_arr = NULL;
}
-/*
- * Returns non-zero if a Call is surely a self-recursive Call.
- * Beware: if this functions returns 0, the call might be self-recursive!
- */
-int is_self_recursive_Call(const ir_node *call)
-{
- const ir_node *callee = get_Call_ptr(call);
-
- if (is_SymConst_addr_ent(callee)) {
- const ir_entity *ent = get_SymConst_entity(callee);
- const ir_graph *irg = get_entity_irg(ent);
- if (irg == get_irn_irg(call))
- return 1;
- }
- return 0;
-}
-
/* Checks for upcast.
*
* Returns true if the Cast node casts a class type to a super type.
ir_node *get_memop_mem(const ir_node *node)
{
assert(is_memop(node));
+ assert(n_Load_mem == 0 && n_Store_mem == 0);
return get_irn_n(node, 0);
}
void set_memop_mem(ir_node *node, ir_node *mem)
{
assert(is_memop(node));
+ assert(n_Load_mem == 0 && n_Store_mem == 0);
set_irn_n(node, 0, mem);
}
ir_node *get_memop_ptr(const ir_node *node)
{
assert(is_memop(node));
+ assert(n_Load_mem == 1 && n_Store_mem == 1);
return get_irn_n(node, 1);
}
void set_memop_ptr(ir_node *node, ir_node *ptr)
{
assert(is_memop(node));
+ assert(n_Load_mem == 1 && n_Store_mem == 1);
set_irn_n(node, 1, ptr);
}
-ir_volatility get_Load_volatility(const ir_node *node)
-{
- assert(is_Load(node));
- return (ir_volatility)node->attr.load.volatility;
-}
-
-void set_Load_volatility(ir_node *node, ir_volatility volatility)
-{
- assert(is_Load(node));
- node->attr.load.volatility = volatility;
-}
-
-ir_align get_Load_align(const ir_node *node)
-{
- assert(is_Load(node));
- return (ir_align)node->attr.load.aligned;
-}
-
-void set_Load_align(ir_node *node, ir_align align)
-{
- assert(is_Load(node));
- node->attr.load.aligned = align;
-}
-
-
-ir_volatility get_Store_volatility(const ir_node *node)
-{
- assert(is_Store(node));
- return (ir_volatility)node->attr.store.volatility;
-}
-
-void set_Store_volatility(ir_node *node, ir_volatility volatility)
-{
- assert(is_Store(node));
- node->attr.store.volatility = volatility;
-}
-
-ir_align get_Store_align(const ir_node *node)
-{
- assert(is_Store(node));
- return (ir_align)node->attr.store.aligned;
-}
-
-void set_Store_align(ir_node *node, ir_align align)
-{
- assert(is_Store(node));
- node->attr.store.aligned = align;
-}
-
ir_node **get_Sync_preds_arr(ir_node *node)
{
return _is_arg_Proj(node);
}
-pn_Cmp (get_Proj_pn_cmp)(const ir_node *node)
+int is_x_except_Proj(const ir_node *node)
+{
+ ir_node *pred;
+ if (!is_Proj(node))
+ return false;
+ pred = get_Proj_pred(node);
+ if (!is_fragile_op(pred))
+ return false;
+ return get_Proj_proj(node) == pred->op->pn_x_except;
+}
+
+int is_x_regular_Proj(const ir_node *node)
+{
+ ir_node *pred;
+ if (!is_Proj(node))
+ return false;
+ pred = get_Proj_pred(node);
+ if (!is_fragile_op(pred))
+ return false;
+ return get_Proj_proj(node) == pred->op->pn_x_regular;
+}
+
+void ir_set_throws_exception(ir_node *node, int throws_exception)
{
- return _get_Proj_pn_cmp(node);
+ except_attr *attr = &node->attr.except;
+ assert(is_fragile_op(node));
+ attr->throws_exception = throws_exception;
+}
+
+int ir_throws_exception(const ir_node *node)
+{
+ const except_attr *attr = &node->attr.except;
+ assert(is_fragile_op(node));
+ return attr->throws_exception;
}
ir_node **get_Tuple_preds_arr(ir_node *node)
/* Returns true if the operation manipulates control flow. */
int is_cfop(const ir_node *node)
{
+ if (is_fragile_op(node) && ir_throws_exception(node))
+ return true;
+
return is_op_cfopcode(get_irn_op(node));
}
+int is_unknown_jump(const ir_node *node)
+{
+ return is_op_unknown_jump(get_irn_op(node));
+}
+
/* Returns true if the operation can change the control flow because
of an exception. */
int is_fragile_op(const ir_node *node)
ir_node *get_fragile_op_mem(ir_node *node)
{
assert(node && is_fragile_op(node));
-
- switch (get_irn_opcode(node)) {
- case iro_Call :
- case iro_Quot :
- case iro_DivMod:
- case iro_Div :
- case iro_Mod :
- case iro_Load :
- case iro_Store :
- case iro_Alloc :
- case iro_Bound :
- case iro_CopyB :
- return get_irn_n(node, pn_Generic_M);
- case iro_Bad :
- case iro_Unknown:
- return node;
- default:
- panic("should not be reached");
- }
-}
-
-/* Returns the result mode of a Div operation. */
-ir_mode *get_divop_resmod(const ir_node *node)
-{
- switch (get_irn_opcode(node)) {
- case iro_Quot : return get_Quot_resmode(node);
- case iro_DivMod: return get_DivMod_resmode(node);
- case iro_Div : return get_Div_resmode(node);
- case iro_Mod : return get_Mod_resmode(node);
- default:
- panic("should not be reached");
- }
+ return get_irn_n(node, node->op->fragile_mem_index);
}
/* Returns true if the operation is a forking control flow operation. */
}
/* Sets the get_type operation for an ir_op_ops. */
-ir_op_ops *firm_set_default_get_type_attr(ir_opcode code, ir_op_ops *ops)
+ir_op_ops *firm_set_default_get_type_attr(unsigned code, ir_op_ops *ops)
{
switch (code) {
case iro_SymConst: ops->get_type_attr = get_SymConst_attr_type; break;
}
/* Sets the get_type operation for an ir_op_ops. */
-ir_op_ops *firm_set_default_get_entity_attr(ir_opcode code, ir_op_ops *ops)
+ir_op_ops *firm_set_default_get_entity_attr(unsigned code, ir_op_ops *ops)
{
switch (code) {
case iro_SymConst: ops->get_entity_attr = get_SymConst_attr_entity; break;
return _get_irn_dbg_info(n);
}
-/* checks whether a node represents a global address */
-int is_Global(const ir_node *node)
-{
- return is_SymConst_addr_ent(node);
-}
-
-/* returns the entity of a global address */
-ir_entity *get_Global_entity(const ir_node *node)
-{
- return get_SymConst_entity(node);
-}
-
/*
* Calculate a hash value of a node.
*/
h = 9*h + HASH_PTR(get_irn_op(node));
return h;
-} /* firm_default_hash */
+}
/* include generated code */
#include "gen_irnode.c.inl"
projects / libfirm / blobdiff