diff options
| author | Timothy Arceri <[email protected]> | 2016-05-22 22:48:53 +1000 |
|---|---|---|
| committer | Timothy Arceri <[email protected]> | 2016-07-07 10:26:43 +1000 |
| commit | 9d9b0b54cdc212c372ac67cc14d7ba1a16cc69ef (patch) | |
| tree | bf614d49b68fb11fc05ef38deb251304de5b2da2 /src/mesa | |
| parent | 2477e6cfada55563631c654fce9250e4fe276f0e (diff) | |
i965: add indirect packing support to gs load inputs
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp index 8b0849a7957..87ffd291451 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp @@ -2151,13 +2151,25 @@ fs_visitor::emit_gs_input_load(const fs_reg &dst, } else { /* Indirect indexing - use per-slot offsets as well. */ const fs_reg srcs[] = { icp_handle, indirect_offset }; + unsigned read_components = num_components + first_component; + fs_reg tmp = bld.vgrf(dst.type, read_components); fs_reg payload = bld.vgrf(BRW_REGISTER_TYPE_UD, 2); bld.LOAD_PAYLOAD(payload, srcs, ARRAY_SIZE(srcs), 0); - - inst = bld.emit(SHADER_OPCODE_URB_READ_SIMD8_PER_SLOT, tmp_dst, payload); + if (first_component != 0) { + inst = bld.emit(SHADER_OPCODE_URB_READ_SIMD8_PER_SLOT, tmp, + payload); + inst->regs_written = read_components; + for (unsigned i = 0; i < num_components; i++) { + bld.MOV(offset(tmp_dst, bld, i), + offset(tmp, bld, i + first_component)); + } + } else { + inst = bld.emit(SHADER_OPCODE_URB_READ_SIMD8_PER_SLOT, tmp_dst, + payload); + inst->regs_written = num_components * type_sz(tmp_dst.type) / 4; + } inst->offset = base_offset; inst->mlen = 2; - inst->regs_written = num_components * type_sz(tmp_dst.type) / 4; } if (type_sz(dst.type) == 8) { |