add isl_dim_range

diff --git a/include/isl_dim.h b/include/isl_dim.h
index 2543a84..288927a 100644 (file)
--- a/include/isl_dim.h
+++ b/include/isl_dim.h
@@ -57,6 +57,7 @@ struct isl_dim *isl_dim_drop_inputs(struct isl_dim *dim,
 struct isl_dim *isl_dim_drop_outputs(struct isl_dim *dim,
                unsigned first, unsigned n);
 struct isl_dim *isl_dim_domain(struct isl_dim *dim);
+struct isl_dim *isl_dim_range(struct isl_dim *dim);
 struct isl_dim *isl_dim_underlying(struct isl_dim *dim, unsigned n_div);
 
 int isl_dim_equal(struct isl_dim *dim1, struct isl_dim *dim2);

diff --git a/isl_dim.c b/isl_dim.c
index a5381dd..73783ca 100644 (file)
--- a/isl_dim.c
+++ b/isl_dim.c
@@ -520,6 +520,13 @@ struct isl_dim *isl_dim_domain(struct isl_dim *dim)
        return isl_dim_reverse(dim);
 }
 
+struct isl_dim *isl_dim_range(struct isl_dim *dim)
+{
+       if (!dim)
+               return NULL;
+       return isl_dim_drop_inputs(dim, 0, dim->n_in);
+}
+
 struct isl_dim *isl_dim_underlying(struct isl_dim *dim, unsigned n_div)
 {
        int i;