From: Sven Verdoolaege <skimo@kotnet.org>
Date: Sat, 24 Sep 2011 16:08:08 +0000 (+0200)
Subject: add isl_aff_set_dim_id
X-Git-Tag: isl-0.08~59
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=cf2e02ca592663590324ce1bc191f4b480673fea;p=platform%2Fupstream%2Fisl.git

add isl_aff_set_dim_id

Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
---

diff --git a/doc/user.pod b/doc/user.pod
index 63058ac..ab43bdf 100644
--- a/doc/user.pod
+++ b/doc/user.pod
@@ -2629,6 +2629,9 @@ It can be modified using
 	__isl_give isl_aff *isl_aff_set_dim_name(
 		__isl_take isl_aff *aff, enum isl_dim_type type,
 		unsigned pos, const char *s);
+	__isl_give isl_aff *isl_aff_set_dim_id(
+		__isl_take isl_aff *aff, enum isl_dim_type type,
+		unsigned pos, __isl_take isl_id *id);
 	__isl_give isl_aff *isl_aff_set_constant(
 		__isl_take isl_aff *aff, isl_int v);
 	__isl_give isl_aff *isl_aff_set_constant_si(
diff --git a/include/isl/aff.h b/include/isl/aff.h
index 8582103..9917001 100644
--- a/include/isl/aff.h
+++ b/include/isl/aff.h
@@ -52,6 +52,8 @@ int isl_aff_is_cst(__isl_keep isl_aff *aff);
 
 __isl_give isl_aff *isl_aff_set_dim_name(__isl_take isl_aff *aff,
 	enum isl_dim_type type, unsigned pos, const char *s);
+__isl_give isl_aff *isl_aff_set_dim_id(__isl_take isl_aff *aff,
+	enum isl_dim_type type, unsigned pos, __isl_take isl_id *id);
 
 int isl_aff_plain_is_equal(__isl_keep isl_aff *aff1, __isl_keep isl_aff *aff2);
 int isl_aff_plain_is_zero(__isl_keep isl_aff *aff);
diff --git a/isl_aff.c b/isl_aff.c
index 1c4f03f..c18493d 100644
--- a/isl_aff.c
+++ b/isl_aff.c
@@ -862,6 +862,29 @@ __isl_give isl_aff *isl_aff_set_dim_name(__isl_take isl_aff *aff,
 	return aff;
 }
 
+__isl_give isl_aff *isl_aff_set_dim_id(__isl_take isl_aff *aff,
+	enum isl_dim_type type, unsigned pos, __isl_take isl_id *id)
+{
+	aff = isl_aff_cow(aff);
+	if (!aff)
+		return isl_id_free(id);
+	if (type == isl_dim_out)
+		isl_die(aff->v->ctx, isl_error_invalid,
+			"cannot set name of output/set dimension",
+			goto error);
+	if (type == isl_dim_in)
+		type = isl_dim_set;
+	aff->ls = isl_local_space_set_dim_id(aff->ls, type, pos, id);
+	if (!aff->ls)
+		return isl_aff_free(aff);
+
+	return aff;
+error:
+	isl_id_free(id);
+	isl_aff_free(aff);
+	return NULL;
+}
+
 /* Exploit the equalities in "eq" to simplify the affine expression
  * and the expressions of the integer divisions in the local space.
  * The integer divisions in this local space are assumed to appear