diff options
Diffstat (limited to 'src/broadcom/compiler/vir_register_allocate.c')
| -rw-r--r-- | src/broadcom/compiler/vir_register_allocate.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/broadcom/compiler/vir_register_allocate.c b/src/broadcom/compiler/vir_register_allocate.c index 09107523fb1..ca1428bdfb6 100644 --- a/src/broadcom/compiler/vir_register_allocate.c +++ b/src/broadcom/compiler/vir_register_allocate.c @@ -499,6 +499,8 @@ v3d_emit_tmu_spill(struct v3d_compile *c, c->cursor = vir_after_inst(position); + enum v3d_qpu_cond cond = vir_get_cond(inst); + /* If inst and position don't match, this is a postponed spill, * in which case we have already allocated the temp for the spill * and we should use that, otherwise create a new temp with the @@ -511,9 +513,15 @@ v3d_emit_tmu_spill(struct v3d_compile *c, add_node(c, inst->dst.index, class_bits); } else { inst->dst = spill_temp; + + /* If this is a postponed spill the register being spilled may + * have been written more than once including conditional + * writes, so ignore predication on the spill instruction and + * always spill the full register. + */ + cond = V3D_QPU_COND_NONE; } - enum v3d_qpu_cond cond = vir_get_cond(inst); struct qinst *tmp = vir_MOV_dest(c, vir_reg(QFILE_MAGIC, V3D_QPU_WADDR_TMUD), inst->dst); |