Module: Mesa
Branch: master
Commit: 58617bcebe1d0d5e8d360fec2c9dabf8771b0f7a
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=58617bcebe1d0d5e8d360fec2c9dabf8771b0f7a

Author: Alejandro Piñeiro <apinhe...@igalia.com>
Date:   Wed Jun  1 18:49:29 2016 +0200

i965/eu: use simd8 when exec_size != EXECUTE_16

Among other thigs, fix a gpu hang when using INTEL_DEBUG=shader_time
for any shader.

Signed-off-by: Jason Ekstrand <ja...@jlekstrand.net>
Signed-off-by: Alejandro Piñeiro <apinhe...@igalia.com>

Reviewed-by: Francisco Jerez <curroje...@riseup.net>

---

 src/mesa/drivers/dri/i965/brw_eu_emit.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_eu_emit.c 
b/src/mesa/drivers/dri/i965/brw_eu_emit.c
index 2538f0d..8218f9c 100644
--- a/src/mesa/drivers/dri/i965/brw_eu_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_eu_emit.c
@@ -2909,7 +2909,7 @@ brw_set_dp_untyped_atomic_message(struct brw_codegen *p,
 
    if (devinfo->gen >= 8 || devinfo->is_haswell) {
       if (brw_inst_access_mode(devinfo, p->current) == BRW_ALIGN_1) {
-         if (brw_inst_exec_size(devinfo, p->current) == BRW_EXECUTE_8)
+         if (brw_inst_exec_size(devinfo, p->current) != BRW_EXECUTE_16)
             msg_control |= 1 << 4; /* SIMD8 mode */
 
          brw_inst_set_dp_msg_type(devinfo, insn,
@@ -2922,7 +2922,7 @@ brw_set_dp_untyped_atomic_message(struct brw_codegen *p,
       brw_inst_set_dp_msg_type(devinfo, insn,
                                GEN7_DATAPORT_DC_UNTYPED_ATOMIC_OP);
 
-      if (brw_inst_exec_size(devinfo, p->current) == BRW_EXECUTE_8)
+      if (brw_inst_exec_size(devinfo, p->current) != BRW_EXECUTE_16)
          msg_control |= 1 << 4; /* SIMD8 mode */
    }
 

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