sd_region *s;
int i;
- for (i = 0; VEC_iterate (sd_region, *source, i, s); i++)
+ FOR_EACH_VEC_ELT (sd_region, *source, i, s)
VEC_safe_push (sd_region, heap, *target, s);
VEC_free (sd_region, heap, *source);
1 i + 20 j + (-2) m + 25
- Something like "i * n" or "n * m" is not allowed.
-
- OUTERMOST_LOOP defines the outermost loop that can variate. */
+ Something like "i * n" or "n * m" is not allowed. */
static bool
-graphite_can_represent_scev (tree scev, int outermost_loop)
+graphite_can_represent_scev (tree scev)
{
if (chrec_contains_undetermined (scev))
return false;
{
case PLUS_EXPR:
case MINUS_EXPR:
- return graphite_can_represent_scev (TREE_OPERAND (scev, 0), outermost_loop)
- && graphite_can_represent_scev (TREE_OPERAND (scev, 1), outermost_loop);
+ return graphite_can_represent_scev (TREE_OPERAND (scev, 0))
+ && graphite_can_represent_scev (TREE_OPERAND (scev, 1));
case MULT_EXPR:
return !CONVERT_EXPR_CODE_P (TREE_CODE (TREE_OPERAND (scev, 0)))
&& !(chrec_contains_symbols (TREE_OPERAND (scev, 0))
&& chrec_contains_symbols (TREE_OPERAND (scev, 1)))
&& graphite_can_represent_init (scev)
- && graphite_can_represent_scev (TREE_OPERAND (scev, 0), outermost_loop)
- && graphite_can_represent_scev (TREE_OPERAND (scev, 1), outermost_loop);
+ && graphite_can_represent_scev (TREE_OPERAND (scev, 0))
+ && graphite_can_represent_scev (TREE_OPERAND (scev, 1));
case POLYNOMIAL_CHREC:
/* Check for constant strides. With a non constant stride of
if (!scev_is_linear_expression (scev))
return false;
- return evolution_function_is_invariant_p (scev, outermost_loop)
- || evolution_function_is_affine_multivariate_p (scev, outermost_loop);
+ return true;
}
This means an expression can be represented, if it is linear with
respect to the loops and the strides are non parametric.
- LOOP is the place where the expr will be evaluated and OUTERMOST_LOOP
- defindes the outermost loop that can variate. SCOP_ENTRY defines the
+ LOOP is the place where the expr will be evaluated. SCOP_ENTRY defines the
entry of the region we analyse. */
static bool
graphite_can_represent_expr (basic_block scop_entry, loop_p loop,
- loop_p outermost_loop, tree expr)
+ tree expr)
{
tree scev = analyze_scalar_evolution (loop, expr);
scev = instantiate_scev (scop_entry, loop, scev);
- return graphite_can_represent_scev (scev, outermost_loop->num);
+ return graphite_can_represent_scev (scev);
}
/* Return true if the data references of STMT can be represented by
unsigned i;
int j;
bool res = true;
- int loop = outermost_loop->num;
VEC (data_reference_p, heap) *drs = VEC_alloc (data_reference_p, heap, 5);
graphite_find_data_references_in_stmt (outermost_loop, stmt, &drs);
- for (j = 0; VEC_iterate (data_reference_p, drs, j, dr); j++)
+ FOR_EACH_VEC_ELT (data_reference_p, drs, j, dr)
for (i = 0; i < DR_NUM_DIMENSIONS (dr); i++)
- if (!graphite_can_represent_scev (DR_ACCESS_FN (dr, i), loop))
+ if (!graphite_can_represent_scev (DR_ACCESS_FN (dr, i)))
{
res = false;
goto done;
return false;
FOR_EACH_SSA_TREE_OPERAND (op, stmt, op_iter, SSA_OP_ALL_USES)
- if (!graphite_can_represent_expr (scop_entry, loop, outermost_loop,
- op)
+ if (!graphite_can_represent_expr (scop_entry, loop, op)
/* We can not handle REAL_TYPE. Failed for pr39260. */
|| TREE_CODE (TREE_TYPE (op)) == REAL_TYPE)
return false;
return NULL;
}
-/* Return true when it is not possible to represent LOOP in the
- polyhedral representation. This is evaluated taking SCOP_ENTRY and
+/* Return true if LOOP can be represented in the polyhedral
+ representation. This is evaluated taking SCOP_ENTRY and
OUTERMOST_LOOP in mind. */
static bool
-graphite_can_represent_loop (basic_block scop_entry, loop_p outermost_loop,
- loop_p loop)
+graphite_can_represent_loop (basic_block scop_entry, loop_p loop)
{
tree niter = number_of_latch_executions (loop);
return false;
/* Number of iterations not affine. */
- if (!graphite_can_represent_expr (scop_entry, loop, outermost_loop, niter))
+ if (!graphite_can_represent_expr (scop_entry, loop, niter))
return false;
return true;
sinfo = build_scops_1 (bb, outermost_loop, ®ions, loop);
- if (!graphite_can_represent_loop (entry_block, outermost_loop, loop))
+ if (!graphite_can_represent_loop (entry_block, loop))
result.difficult = true;
result.difficult |= sinfo.difficult;
- The exit destinations are dominated by another bb inside
the loop.
- The loop dominates bbs, that are not exit destinations. */
- for (i = 0; VEC_iterate (edge, exits, i, e); i++)
+ FOR_EACH_VEC_ELT (edge, exits, i, e)
if (e->src->loop_father == loop
&& dominated_by_p (CDI_DOMINATORS, e->dest, e->src))
{
/* First check the successors of BB, and check if it is
possible to join the different branches. */
- for (i = 0; VEC_iterate (edge, bb->succs, i, e); i++)
+ FOR_EACH_VEC_ELT (edge, bb->succs, i, e)
{
/* Ignore loop exits. They will be handled after the loop
body. */
/* Scan remaining bbs dominated by BB. */
dominated = get_dominated_by (CDI_DOMINATORS, bb);
- for (i = 0; VEC_iterate (basic_block, dominated, i, dom_bb); i++)
+ FOR_EACH_VEC_ELT (basic_block, dominated, i, dom_bb)
{
/* Ignore loop exits: they will be handled after the loop body. */
if (loop_depth (find_common_loop (loop, dom_bb->loop_father))
single edge pointing from outside into the loop. */
gcc_unreachable ();
-#ifdef ENABLE_CHECKING
- gcc_assert (find_single_entry_edge (region));
-#endif
+ gcc_checking_assert (find_single_entry_edge (region));
}
/* Check if the sd_region, mentioned in EDGE, has no exit bb. */
if (e->aux)
((sd_region *) e->aux)->exit = forwarder->dest;
-#ifdef ENABLE_CHECKING
- gcc_assert (find_single_exit_edge (region));
-#endif
+ gcc_checking_assert (find_single_exit_edge (region));
}
/* Unmark the exit edges of all REGIONS.
edge e;
edge_iterator ei;
- for (i = 0; VEC_iterate (sd_region, regions, i, s); i++)
+ FOR_EACH_VEC_ELT (sd_region, regions, i, s)
FOR_EACH_EDGE (e, ei, s->exit->preds)
e->aux = NULL;
}
edge e;
edge_iterator ei;
- for (i = 0; VEC_iterate (sd_region, regions, i, s); i++)
+ FOR_EACH_VEC_ELT (sd_region, regions, i, s)
FOR_EACH_EDGE (e, ei, s->exit->preds)
if (bb_in_sd_region (e->src, s))
e->aux = s;
int i;
sd_region *s;
- for (i = 0; VEC_iterate (sd_region, regions, i, s); i++)
+ FOR_EACH_VEC_ELT (sd_region, regions, i, s)
create_single_entry_edge (s);
mark_exit_edges (regions);
- for (i = 0; VEC_iterate (sd_region, regions, i, s); i++)
+ FOR_EACH_VEC_ELT (sd_region, regions, i, s)
/* Don't handle multiple edges exiting the function. */
if (!find_single_exit_edge (s)
&& s->exit != EXIT_BLOCK_PTR)
int i;
sd_region *s;
- for (i = 0; VEC_iterate (sd_region, regions, i, s); i++)
+ FOR_EACH_VEC_ELT (sd_region, regions, i, s)
{
edge entry = find_single_entry_edge (s);
edge exit = find_single_exit_edge (s);
int j;
sd_region *s2;
- for (j = 0; VEC_iterate (sd_region, regions, j, s2); j++)
+ FOR_EACH_VEC_ELT (sd_region, regions, j, s2)
if (s != s2)
gcc_assert (!bb_in_sd_region (s->entry, s2));
}
int i;
scop_p scop;
- for (i = 0; VEC_iterate (scop_p, scops, i, scop); i++)
+ FOR_EACH_VEC_ELT (scop_p, scops, i, scop)
print_graphite_scop_statistics (file, scop);
}
int i;
scop_p scop;
- for (i = 0; VEC_iterate (scop_p, *scops, i, scop); i++)
+ FOR_EACH_VEC_ELT (scop_p, *scops, i, scop)
{
int j;
loop_p loop;
sese region = SCOP_REGION (scop);
build_sese_loop_nests (region);
- for (j = 0; VEC_iterate (loop_p, SESE_LOOP_NEST (region), j, loop); j++)
+ FOR_EACH_VEC_ELT (loop_p, SESE_LOOP_NEST (region), j, loop)
if (!loop_in_sese_p (loop_outer (loop), region)
&& single_exit (loop))
{
fprintf (file, "CELLSPACING=\"0\">\n");
/* Select color for SCoP. */
- for (i = 0; VEC_iterate (scop_p, scops, i, scop); i++)
+ FOR_EACH_VEC_ELT (scop_p, scops, i, scop)
{
sese region = SCOP_REGION (scop);
if (bb_in_sese_p (bb, region)
/* Display all SCoPs using dotty. */
-void
+DEBUG_FUNCTION void
dot_all_scops (VEC (scop_p, heap) *scops)
{
/* When debugging, enable the following code. This cannot be used
/* Display all SCoPs using dotty. */
-void
+DEBUG_FUNCTION void
dot_scop (scop_p scop)
{
VEC (scop_p, heap) *scops = NULL;