diff options
Diffstat (limited to 'src/intel/compiler/brw_fs.cpp')
| -rw-r--r-- | src/intel/compiler/brw_fs.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp index d9afe425e31..b09203cc87b 100644 --- a/src/intel/compiler/brw_fs.cpp +++ b/src/intel/compiler/brw_fs.cpp @@ -4107,6 +4107,17 @@ fs_visitor::lower_integer_multiplication() foreach_block_and_inst_safe(block, fs_inst, inst, cfg) { if (inst->opcode == BRW_OPCODE_MUL) { + /* If the instruction is already in a form that does not need lowering, + * return early. + */ + if (devinfo->gen >= 7) { + if (type_sz(inst->src[1].type) < 4 && type_sz(inst->src[0].type) <= 4) + continue; + } else { + if (type_sz(inst->src[0].type) < 4 && type_sz(inst->src[1].type) <= 4) + continue; + } + if ((inst->dst.type == BRW_REGISTER_TYPE_Q || inst->dst.type == BRW_REGISTER_TYPE_UQ) && (inst->src[0].type == BRW_REGISTER_TYPE_Q || |