Module: Mesa Branch: master Commit: b90921ec0c454e49a131ce6aabc6ec43a17278bf URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=b90921ec0c454e49a131ce6aabc6ec43a17278bf
Author: Jason Ekstrand <ja...@jlekstrand.net> Date: Tue Oct 27 00:02:43 2020 -0500 intel/fs: Support 64-bit SHUFFLE on Gen11+ Reviewed-by: Kenneth Graunke <kenn...@whitecape.org> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7329> --- src/intel/compiler/brw_fs_generator.cpp | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/src/intel/compiler/brw_fs_generator.cpp b/src/intel/compiler/brw_fs_generator.cpp index 8c2c3af6cca..2ace57a319f 100644 --- a/src/intel/compiler/brw_fs_generator.cpp +++ b/src/intel/compiler/brw_fs_generator.cpp @@ -626,7 +626,17 @@ fs_generator::generate_shuffle(fs_inst *inst, * but asserting would be mean. */ const unsigned i = idx.file == BRW_IMMEDIATE_VALUE ? idx.ud : 0; - brw_MOV(p, suboffset(dst, group), stride(suboffset(src, i), 0, 1, 0)); + struct brw_reg group_src = stride(suboffset(src, i), 0, 1, 0); + struct brw_reg group_dst = suboffset(dst, group); + if (type_sz(src.type) > 4 && !devinfo->has_64bit_float) { + brw_MOV(p, subscript(group_dst, BRW_REGISTER_TYPE_UD, 0), + subscript(group_src, BRW_REGISTER_TYPE_UD, 0)); + brw_set_default_swsb(p, tgl_swsb_null()); + brw_MOV(p, subscript(group_dst, BRW_REGISTER_TYPE_UD, 1), + subscript(group_src, BRW_REGISTER_TYPE_UD, 1)); + } else { + brw_MOV(p, group_dst, group_src); + } } else { /* We use VxH indirect addressing, clobbering a0.0 through a0.7. */ struct brw_reg addr = vec8(brw_address_reg(0)); @@ -701,7 +711,8 @@ fs_generator::generate_shuffle(fs_inst *inst, if (type_sz(src.type) > 4 && ((devinfo->gen == 7 && !devinfo->is_haswell) || - devinfo->is_cherryview || gen_device_info_is_9lp(devinfo))) { + devinfo->is_cherryview || gen_device_info_is_9lp(devinfo) || + !devinfo->has_64bit_float)) { /* IVB has an issue (which we found empirically) where it reads * two address register components per channel for indirectly * addressed 64-bit sources. _______________________________________________ mesa-commit mailing list mesa-commit@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-commit
