diff options
Diffstat (limited to 'src/intel/compiler/brw_fs.cpp')
| -rw-r--r-- | src/intel/compiler/brw_fs.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp index f284a2b6644..b2a563fd94e 100644 --- a/src/intel/compiler/brw_fs.cpp +++ b/src/intel/compiler/brw_fs.cpp @@ -1641,6 +1641,26 @@ fs_visitor::assign_curb_setup() this->first_non_payload_grf = payload.num_regs + prog_data->curb_read_length; } +/* + * Build up an array of indices into the urb_setup array that + * references the active entries of the urb_setup array. + * Used to accelerate walking the active entries of the urb_setup array + * on each upload. + */ +void +brw_compute_urb_setup_index(struct brw_wm_prog_data *wm_prog_data) +{ + /* Make sure uint8_t is sufficient */ + STATIC_ASSERT(VARYING_SLOT_MAX <= 0xff); + uint8_t index = 0; + for (uint8_t attr = 0; attr < VARYING_SLOT_MAX; attr++) { + if (wm_prog_data->urb_setup[attr] >= 0) { + wm_prog_data->urb_setup_attribs[index++] = attr; + } + } + wm_prog_data->urb_setup_attribs_count = index; +} + static void calculate_urb_setup(const struct gen_device_info *devinfo, const struct brw_wm_prog_key *key, @@ -1728,6 +1748,8 @@ calculate_urb_setup(const struct gen_device_info *devinfo, } prog_data->num_varying_inputs = urb_next; + + brw_compute_urb_setup_index(prog_data); } void @@ -8164,6 +8186,8 @@ gen9_ps_header_only_workaround(struct brw_wm_prog_data *wm_prog_data) wm_prog_data->urb_setup[VARYING_SLOT_LAYER] = 0; wm_prog_data->num_varying_inputs = 1; + + brw_compute_urb_setup_index(wm_prog_data); } bool |