add some isl_map_plain_is_fixed tests

[platform/upstream/isl.git] / isl_test.c

diff --git a/isl_test.c b/isl_test.c
index a837054..cf4fafb 100644 (file)
--- a/isl_test.c
+++ b/isl_test.c
@@ -235,16 +235,14 @@ void test_dim(struct isl_ctx *ctx)
 void test_div(struct isl_ctx *ctx)
 {
        isl_int v;
-       int pos;
        struct isl_dim *dim;
-       struct isl_div *div;
        struct isl_basic_set *bset;
        struct isl_constraint *c;
 
        isl_int_init(v);
 
        /* test 1 */
-       dim = isl_dim_set_alloc(ctx, 0, 1);
+       dim = isl_dim_set_alloc(ctx, 0, 3);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -252,10 +250,8 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, 1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -263,17 +259,17 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 1, 2);
+
        assert(bset && bset->n_div == 1);
        isl_basic_set_free(bset);
 
        /* test 2 */
-       dim = isl_dim_set_alloc(ctx, 0, 1);
+       dim = isl_dim_set_alloc(ctx, 0, 3);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -281,10 +277,8 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -292,17 +286,17 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, 1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 1, 2);
+
        assert(bset && bset->n_div == 1);
        isl_basic_set_free(bset);
 
        /* test 3 */
-       dim = isl_dim_set_alloc(ctx, 0, 1);
+       dim = isl_dim_set_alloc(ctx, 0, 3);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -310,10 +304,8 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -321,17 +313,17 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, 1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 4);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 1, 2);
+
        assert(bset && bset->n_div == 1);
        isl_basic_set_free(bset);
 
        /* test 4 */
-       dim = isl_dim_set_alloc(ctx, 0, 1);
+       dim = isl_dim_set_alloc(ctx, 0, 3);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -339,10 +331,8 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -350,26 +340,24 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        isl_int_set_si(v, 1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 6);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 1, 2);
+
        assert(isl_basic_set_is_empty(bset));
        isl_basic_set_free(bset);
 
        /* test 5 */
-       dim = isl_dim_set_alloc(ctx, 0, 2);
+       dim = isl_dim_set_alloc(ctx, 0, 3);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -379,20 +367,20 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 2, 1);
+
        assert(bset && bset->n_div == 0);
        isl_basic_set_free(bset);
 
        /* test 6 */
-       dim = isl_dim_set_alloc(ctx, 0, 2);
+       dim = isl_dim_set_alloc(ctx, 0, 3);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 6);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -402,6 +390,8 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 2, 1);
+
        assert(bset && bset->n_div == 1);
        isl_basic_set_free(bset);
 
@@ -415,7 +405,7 @@ void test_div(struct isl_ctx *ctx)
         * and we end up with the original equality and div again.
         * Perhaps we can avoid the introduction of this temporary div.
         */
-       dim = isl_dim_set_alloc(ctx, 0, 3);
+       dim = isl_dim_set_alloc(ctx, 0, 4);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -425,12 +415,12 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        isl_int_set_si(v, -3);
        isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 6);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 3, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 3, 1);
+
        /* Test disabled for now */
        /*
        assert(bset && bset->n_div == 1);
@@ -438,7 +428,7 @@ void test_div(struct isl_ctx *ctx)
        isl_basic_set_free(bset);
 
        /* test 8 */
-       dim = isl_dim_set_alloc(ctx, 0, 4);
+       dim = isl_dim_set_alloc(ctx, 0, 5);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -448,10 +438,8 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
        isl_int_set_si(v, -3);
        isl_constraint_set_coefficient(c, isl_dim_set, 3, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 6);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 4, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -463,6 +451,8 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_constant(c, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 4, 1);
+
        /* Test disabled for now */
        /*
        assert(bset && bset->n_div == 1);
@@ -470,7 +460,7 @@ void test_div(struct isl_ctx *ctx)
        isl_basic_set_free(bset);
 
        /* test 9 */
-       dim = isl_dim_set_alloc(ctx, 0, 2);
+       dim = isl_dim_set_alloc(ctx, 0, 4);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
@@ -478,23 +468,21 @@ void test_div(struct isl_ctx *ctx)
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 1, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, -2);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
        isl_int_set_si(v, -1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, 3);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 3, v);
        isl_int_set_si(v, 2);
        isl_constraint_set_constant(c, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 2, 2);
+
        bset = isl_basic_set_fix_si(bset, isl_dim_set, 0, 2);
 
        assert(!isl_basic_set_is_empty(bset));
@@ -502,18 +490,18 @@ void test_div(struct isl_ctx *ctx)
        isl_basic_set_free(bset);
 
        /* test 10 */
-       dim = isl_dim_set_alloc(ctx, 0, 2);
+       dim = isl_dim_set_alloc(ctx, 0, 3);
        bset = isl_basic_set_universe(dim);
 
        c = isl_equality_alloc(isl_basic_set_get_dim(bset));
        isl_int_set_si(v, 1);
        isl_constraint_set_coefficient(c, isl_dim_set, 0, v);
-       div = isl_div_alloc(isl_basic_set_get_dim(bset));
-       c = isl_constraint_add_div(c, div, &pos);
        isl_int_set_si(v, -2);
-       isl_constraint_set_coefficient(c, isl_dim_div, pos, v);
+       isl_constraint_set_coefficient(c, isl_dim_set, 2, v);
        bset = isl_basic_set_add_constraint(bset, c);
 
+       bset = isl_basic_set_project_out(bset, isl_dim_set, 2, 1);
+
        bset = isl_basic_set_fix_si(bset, isl_dim_set, 0, 2);
 
        isl_basic_set_free(bset);
@@ -1932,8 +1920,9 @@ int test_one_schedule(isl_ctx *ctx, const char *d, const char *w,
                is_tilable = 1;
                is_parallel = 1;
                is_nonneg = 1;
+               isl_union_set_free(delta);
        } else {
-               delta_set = isl_union_set_copy_set(delta);
+               delta_set = isl_set_from_union_set(delta);
 
                slice = isl_set_universe(isl_set_get_dim(delta_set));
                for (i = 0; i < tilable; ++i)
@@ -1959,7 +1948,6 @@ int test_one_schedule(isl_ctx *ctx, const char *d, const char *w,
                isl_set_free(origin);
                isl_set_free(delta_set);
        }
-       isl_union_set_free(delta);
 
        if (is_nonneg < 0 || is_parallel < 0 || is_tilable < 0 ||
            is_injection < 0 || is_complete < 0)
@@ -2349,6 +2337,90 @@ int test_dim_max(isl_ctx *ctx)
        return 0;
 }
 
+int test_product(isl_ctx *ctx)
+{
+       const char *str;
+       isl_set *set;
+       int ok;
+
+       str = "{ A[i] }";
+       set = isl_set_read_from_str(ctx, str, -1);
+       set = isl_set_product(set, isl_set_copy(set));
+       ok = isl_set_is_wrapping(set);
+       isl_set_free(set);
+       if (ok < 0)
+               return -1;
+       if (!ok)
+               isl_die(ctx, isl_error_unknown, "unexpected result", return -1);
+
+       return 0;
+}
+
+int test_equal(isl_ctx *ctx)
+{
+       const char *str;
+       isl_set *set, *set2;
+       int equal;
+
+       str = "{ S_6[i] }";
+       set = isl_set_read_from_str(ctx, str, -1);
+       str = "{ S_7[i] }";
+       set2 = isl_set_read_from_str(ctx, str, -1);
+       equal = isl_set_is_equal(set, set2);
+       isl_set_free(set);
+       isl_set_free(set2);
+       if (equal < 0)
+               return -1;
+       if (equal)
+               isl_die(ctx, isl_error_unknown, "unexpected result", return -1);
+
+       return 0;
+}
+
+static int test_plain_fixed(isl_ctx *ctx, __isl_take isl_map *map,
+       enum isl_dim_type type, unsigned pos, int fixed)
+{
+       int test;
+
+       test = isl_map_plain_is_fixed(map, type, pos, NULL);
+       isl_map_free(map);
+       if (test < 0)
+               return -1;
+       if (test == fixed)
+               return 0;
+       if (fixed)
+               isl_die(ctx, isl_error_unknown,
+                       "map not detected as fixed", return -1);
+       else
+               isl_die(ctx, isl_error_unknown,
+                       "map detected as fixed", return -1);
+}
+
+int test_fixed(isl_ctx *ctx)
+{
+       const char *str;
+       isl_map *map;
+
+       str = "{ [i] -> [i] }";
+       map = isl_map_read_from_str(ctx, str, -1);
+       if (test_plain_fixed(ctx, map, isl_dim_out, 0, 0))
+               return -1;
+       str = "{ [i] -> [1] }";
+       map = isl_map_read_from_str(ctx, str, -1);
+       if (test_plain_fixed(ctx, map, isl_dim_out, 0, 1))
+               return -1;
+       str = "{ S_1[p1] -> [o0] : o0 = -2 and p1 >= 1 and p1 <= 7 }";
+       map = isl_map_read_from_str(ctx, str, -1);
+       if (test_plain_fixed(ctx, map, isl_dim_out, 0, 1))
+               return -1;
+       map = isl_map_read_from_str(ctx, str, -1);
+       map = isl_map_neg(map);
+       if (test_plain_fixed(ctx, map, isl_dim_out, 0, 1))
+               return -1;
+
+       return 0;
+}
+
 int main()
 {
        struct isl_ctx *ctx;
@@ -2357,6 +2429,12 @@ int main()
        assert(srcdir);
 
        ctx = isl_ctx_alloc();
+       if (test_fixed(ctx) < 0)
+               goto error;
+       if (test_equal(ctx) < 0)
+               goto error;
+       if (test_product(ctx) < 0)
+               goto error;
        if (test_dim_max(ctx) < 0)
                goto error;
        if (test_aff(ctx) < 0)