[Mesa-dev] [PATCH 3/3] tgsi/ureg: handle redundant declarations in ureg_DECL_system_value
Marek Olšák
maraeo at gmail.com
Thu Jan 7 17:12:11 PST 2016
From: Marek Olšák <marek.olsak at amd.com>
---
src/gallium/auxiliary/tgsi/tgsi_ureg.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/src/gallium/auxiliary/tgsi/tgsi_ureg.c b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
index 9642723..5b78542 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_ureg.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_ureg.c
@@ -322,7 +322,14 @@ ureg_DECL_system_value(struct ureg_program *ureg,
unsigned semantic_name,
unsigned semantic_index)
{
- unsigned i = 0;
+ unsigned i;
+
+ for (i = 0; i < ureg->nr_system_values; i++) {
+ if (ureg->system_value[i].semantic_name == semantic_name &&
+ ureg->system_value[i].semantic_index == semantic_index) {
+ goto out;
+ }
+ }
if (ureg->nr_system_values < UREG_MAX_SYSTEM_VALUE) {
ureg->system_value[ureg->nr_system_values].semantic_name = semantic_name;
@@ -333,6 +340,7 @@ ureg_DECL_system_value(struct ureg_program *ureg,
set_bad(ureg);
}
+out:
return ureg_src_register(TGSI_FILE_SYSTEM_VALUE, i);
}
--
2.1.4
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