[Mesa-dev] [PATCH 1/5] ra: Clarify usage of ra_set_node_reg()

Tom Stellard tom at stellard.net
Fri Sep 7 19:45:17 PDT 2012


From: Tom Stellard <thomas.stellard at amd.com>

---
 src/mesa/program/register_allocate.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/src/mesa/program/register_allocate.c b/src/mesa/program/register_allocate.c
index f08c9d2..07eb154 100644
--- a/src/mesa/program/register_allocate.c
+++ b/src/mesa/program/register_allocate.c
@@ -490,6 +490,8 @@ ra_get_node_reg(struct ra_graph *g, unsigned int n)
  * input data).  These nodes do not end up in the stack during
  * ra_simplify(), and thus at ra_select() time it is as if they were
  * the first popped off the stack and assigned their fixed locations.
+ * Nodes that use this function do not need to be assigned a register
+ * class.
  *
  * Must be called before ra_simplify().
  */
-- 
1.7.3.4



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