Mesa (master): r600: fix atomic counter index mode getting emitted on pre-cayman

[Dave Airlie]

Module: Mesa
Branch: master
Commit: 88d09b642d09a2cb1b10fc0869ddc5fa9255bee5
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=88d09b642d09a2cb1b10fc0869ddc5fa9255bee5

Author: Dave Airlie <airlied at redhat.com>
Date:   Wed Dec 27 01:56:20 2017 +0000

r600: fix atomic counter index mode getting emitted on pre-cayman

This is a regression since I added cayman atomic support, not sure
it fixes anything, but the shader dumps look better.

Signed-off-by: Dave Airlie <airlied at redhat.com>

---

 src/gallium/drivers/r600/r600_shader.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c
index 06d7ca02e9..2650a33846 100644
--- a/src/gallium/drivers/r600/r600_shader.c
+++ b/src/gallium/drivers/r600/r600_shader.c
@@ -7902,7 +7902,7 @@ static int tgsi_set_gds_temp(struct r600_shader_ctx *ctx,
 			     int *uav_id_p, int *uav_index_mode_p)
 {
 	struct tgsi_full_instruction *inst = &ctx->parse.FullToken.FullInstruction;
-	int uav_id, uav_index_mode;
+	int uav_id, uav_index_mode = 0;
 	int r;
 	bool is_cm = (ctx->bc->chip_class == CAYMAN);