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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 <jason@jlekstrand.net>
Signed-off-by: Alejandro Piñeiro <apinheiro@igalia.com>

Reviewed-by: Francisco Jerez <currojerez@riseup.net>
This commit is contained in:
Alejandro Piñeiro 2016-06-01 18:49:29 +02:00
parent 0a3acff5b5
commit 58617bcebe
1 changed files with 2 additions and 2 deletions
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4
src/mesa/drivers/dri/i965/brw_eu_emit.c
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@ -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 */
}