diff --git a/src/amd/compiler/aco_optimizer.cpp b/src/amd/compiler/aco_optimizer.cpp index 54d6a333686..e73ea603346 100644 --- a/src/amd/compiler/aco_optimizer.cpp +++ b/src/amd/compiler/aco_optimizer.cpp @@ -1101,6 +1101,11 @@ can_apply_extract(opt_ctx& ctx, aco_ptr& instr, unsigned idx, ssa_i return true; } else if (instr->opcode == aco_opcode::v_cvt_f32_u32 && sel.size() == 1 && !sel.sign_extend()) { return true; + } else if (instr->opcode == aco_opcode::v_lshlrev_b32 && instr->operands[0].isConstant() && + sel.offset() == 0 && + ((sel.size() == 2 && instr->operands[0].constantValue() >= 16u) || + (sel.size() == 1 && instr->operands[0].constantValue() >= 24u))) { + return true; } else if (idx < 2 && can_use_SDWA(ctx.program->gfx_level, instr, true) && (tmp.type() == RegType::vgpr || ctx.program->gfx_level >= GFX9)) { if (instr->isSDWA() && instr->sdwa().sel[idx] != SubdwordSel::dword)