diff options
| author | Jason Ekstrand <[email protected]> | 2018-11-16 10:13:51 -0600 |
|---|---|---|
| committer | Jason Ekstrand <[email protected]> | 2019-02-01 16:11:00 -0600 |
| commit | a91f3920738b2f6363397133cf5cfaceea62e506 (patch) | |
| tree | 57c54c64a051504aa04b22b86347b0d7ed45924c /src/intel | |
| parent | 1c25bf4373d68777c3561fdd1a30766698437109 (diff) | |
intel/fs: Use SENDS for A64 writes on gen9+
eviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/intel')
| -rw-r--r-- | src/intel/compiler/brw_fs.cpp | 33 |
1 files changed, 23 insertions, 10 deletions
diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp index 70f9862c137..28a6b44ea49 100644 --- a/src/intel/compiler/brw_fs.cpp +++ b/src/intel/compiler/brw_fs.cpp @@ -5241,19 +5241,30 @@ lower_a64_logical_send(const fs_builder &bld, fs_inst *inst) sample_mask); } - /* Add two because the address is 64-bit */ - const unsigned dwords = 2 + src_comps; - const unsigned mlen = dwords * (inst->exec_size / 8); + fs_reg payload, payload2; + unsigned mlen, ex_mlen = 0; + if (devinfo->gen >= 9) { + /* On Skylake and above, we have SENDS */ + mlen = 2 * (inst->exec_size / 8); + ex_mlen = src_comps * (inst->exec_size / 8); + payload = retype(bld.move_to_vgrf(addr, 1), BRW_REGISTER_TYPE_UD); + payload2 = retype(bld.move_to_vgrf(src, src_comps), + BRW_REGISTER_TYPE_UD); + } else { + /* Add two because the address is 64-bit */ + const unsigned dwords = 2 + src_comps; + mlen = dwords * (inst->exec_size / 8); - fs_reg sources[5]; + fs_reg sources[5]; - sources[0] = addr; + sources[0] = addr; - for (unsigned i = 0; i < src_comps; i++) - sources[1 + i] = offset(src, bld, i); + for (unsigned i = 0; i < src_comps; i++) + sources[1 + i] = offset(src, bld, i); - const fs_reg payload = bld.vgrf(BRW_REGISTER_TYPE_UD, dwords); - bld.LOAD_PAYLOAD(payload, sources, 1 + src_comps, 0); + payload = bld.vgrf(BRW_REGISTER_TYPE_UD, dwords); + bld.LOAD_PAYLOAD(payload, sources, 1 + src_comps, 0); + } uint32_t desc; switch (inst->opcode) { @@ -5288,6 +5299,7 @@ lower_a64_logical_send(const fs_builder &bld, fs_inst *inst) /* Update the original instruction. */ inst->opcode = SHADER_OPCODE_SEND; inst->mlen = mlen; + inst->ex_mlen = ex_mlen; inst->header_size = 0; inst->send_has_side_effects = has_side_effects; inst->send_is_volatile = !has_side_effects; @@ -5295,10 +5307,11 @@ lower_a64_logical_send(const fs_builder &bld, fs_inst *inst) /* Set up SFID and descriptors */ inst->sfid = HSW_SFID_DATAPORT_DATA_CACHE_1; inst->desc = desc; - inst->resize_sources(3); + inst->resize_sources(4); inst->src[0] = brw_imm_ud(0); /* desc */ inst->src[1] = brw_imm_ud(0); /* ex_desc */ inst->src[2] = payload; + inst->src[3] = payload2; } static void |