diff options
| author | Eric Anholt <[email protected]> | 2016-11-10 15:23:19 -0800 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2016-11-12 18:46:35 -0800 |
| commit | 4f527f12604269f15704bbd14a4962766afdfb9a (patch) | |
| tree | 4f41e1f564a7f2a7fc702239757e64c7b75db522 /src/gallium/drivers/vc4/vc4_qpu_emit.c | |
| parent | 93cdae44defdcc0a758e2f5376226b9944e1c91e (diff) | |
vc4: Add a thread switch QIR instruction.
This will eventually be generated at the QIR level, so that
vc4_qir_schedule.c can arrange the separation of tex_strb from tex_result
correctly. It will also be important so that register allocation set the
register classes appropriately for values that are live across the switch.
Diffstat (limited to 'src/gallium/drivers/vc4/vc4_qpu_emit.c')
| -rw-r--r-- | src/gallium/drivers/vc4/vc4_qpu_emit.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/vc4/vc4_qpu_emit.c b/src/gallium/drivers/vc4/vc4_qpu_emit.c index eedee55a9f5..58fcbc93d97 100644 --- a/src/gallium/drivers/vc4/vc4_qpu_emit.c +++ b/src/gallium/drivers/vc4/vc4_qpu_emit.c @@ -500,6 +500,12 @@ vc4_generate_code_block(struct vc4_compile *c, handle_r4_qpu_write(block, qinst, dst); break; + case QOP_THRSW: + queue(block, qpu_NOP()); + *last_inst(block) = qpu_set_sig(*last_inst(block), + QPU_SIG_THREAD_SWITCH); + break; + case QOP_BRANCH: /* The branch target will be updated at QPU scheduling * time. |