Mesa (master): i965: Don' t smash a group of coordinates doing gen6 16-wide sampler headers.

Eric Anholt anholt at kemper.freedesktop.org
Mon Dec 6 08:15:45 UTC 2010


Module: Mesa
Branch: master
Commit: ae0df25ab439508c8bca707b91bbf085ff16d47c
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ae0df25ab439508c8bca707b91bbf085ff16d47c

Author: Eric Anholt <eric at anholt.net>
Date:   Fri Nov 12 22:18:09 2010 -0800

i965: Don't smash a group of coordinates doing gen6 16-wide sampler headers.

---

 src/mesa/drivers/dri/i965/brw_eu_emit.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_eu_emit.c b/src/mesa/drivers/dri/i965/brw_eu_emit.c
index 945f50d..e7e72e6 100644
--- a/src/mesa/drivers/dri/i965/brw_eu_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_eu_emit.c
@@ -1949,6 +1949,7 @@ void brw_SAMPLE(struct brw_compile *p,
       if (intel->gen >= 6) {
 	  brw_push_insn_state(p);
 	  brw_set_mask_control( p, BRW_MASK_DISABLE );
+	  brw_set_compression_control(p, BRW_COMPRESSION_NONE);
 	  /* m1 contains header? */
 	  brw_MOV(p, brw_message_reg(msg_reg_nr), src0);
 	  brw_pop_insn_state(p);




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