{
test_affine_hull_case(ctx, "affine2");
test_affine_hull_case(ctx, "affine");
+ test_affine_hull_case(ctx, "affine3");
}
void test_convex_hull_case(struct isl_ctx *ctx, const char *name)
test_convex_hull_case(ctx, "convex9");
test_convex_hull_case(ctx, "convex10");
test_convex_hull_case(ctx, "convex11");
+ test_convex_hull_case(ctx, "convex12");
+ test_convex_hull_case(ctx, "convex13");
+ test_convex_hull_case(ctx, "convex14");
}
void test_gist_case(struct isl_ctx *ctx, const char *name)
test_gist_case(ctx, "gist1");
}
+static struct isl_set *s_union(struct isl_ctx *ctx,
+ const char *s1, const char *s2)
+{
+ struct isl_basic_set *bset1;
+ struct isl_basic_set *bset2;
+ struct isl_set *set1, *set2;
+
+ bset1 = isl_basic_set_read_from_str(ctx, s1, 0, ISL_FORMAT_OMEGA);
+ bset2 = isl_basic_set_read_from_str(ctx, s2, 0, ISL_FORMAT_OMEGA);
+ set1 = isl_set_from_basic_set(bset1);
+ set2 = isl_set_from_basic_set(bset2);
+ return isl_set_union(set1, set2);
+}
+
+void test_coalesce(struct isl_ctx *ctx)
+{
+ struct isl_set *set;
+
+ set = s_union(ctx, "{[x,y]: x >= 0 & x <= 10 & y >= 0 & y <= 10}",
+ "{[x,y]: y >= x & x >= 2 & 5 >= y}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 1);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & 2x + y <= 30 & y <= 10 & x >= 0}",
+ "{[x,y]: x + y >= 10 & y <= x & x + y <= 20 & y >= 0}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 1);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & 2x + y <= 30 & y <= 10 & x >= 0}",
+ "{[x,y]: x + y >= 10 & y <= x & x + y <= 19 & y >= 0}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 2);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & x <= 5 & y <= x}",
+ "{[x,y]: y >= 0 & x >= 6 & x <= 10 & y <= x}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 1);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & x <= 5 & y <= x}",
+ "{[x,y]: y >= 0 & x >= 7 & x <= 10 & y <= x}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 2);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & x <= 5 & y <= x}",
+ "{[x,y]: y >= 0 & x >= 6 & x <= 10 & y + 1 <= x}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 2);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & x <= 5 & y <= x}",
+ "{[x,y]: y >= 0 & x = 6 & y <= 6}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 1);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & x <= 5 & y <= x}",
+ "{[x,y]: y >= 0 & x = 7 & y <= 6}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 2);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & x <= 5 & y <= x}",
+ "{[x,y]: y >= 0 & x = 6 & y <= 5}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 2);
+ isl_set_free(set);
+
+ set = s_union(ctx, "{[x,y]: y >= 0 & x <= 5 & y <= x}",
+ "{[x,y]: y >= 0 & x = 6 & y <= 7}");
+ set = isl_set_coalesce(set);
+ assert(set->n == 2);
+ isl_set_free(set);
+}
+
int main()
{
struct isl_ctx *ctx;
test_affine_hull(ctx);
test_convex_hull(ctx);
test_gist(ctx);
+ test_coalesce(ctx);
isl_ctx_free(ctx);
return 0;
}