1*3117ece4Schristos /* 2*3117ece4Schristos * Copyright (c) Meta Platforms, Inc. and affiliates. 3*3117ece4Schristos * All rights reserved. 4*3117ece4Schristos * 5*3117ece4Schristos * This source code is licensed under both the BSD-style license (found in the 6*3117ece4Schristos * LICENSE file in the root directory of this source tree) and the GPLv2 (found 7*3117ece4Schristos * in the COPYING file in the root directory of this source tree). 8*3117ece4Schristos * You may select, at your option, one of the above-listed licenses. 9*3117ece4Schristos */ 10*3117ece4Schristos 11*3117ece4Schristos #ifndef LEVEL 12*3117ece4Schristos # error LEVEL(x) must be defined 13*3117ece4Schristos #endif 14*3117ece4Schristos #ifndef FAST_LEVEL 15*3117ece4Schristos # error FAST_LEVEL(x) must be defined 16*3117ece4Schristos #endif 17*3117ece4Schristos #ifndef ROW_LEVEL 18*3117ece4Schristos # error ROW_LEVEL(x, y) must be defined 19*3117ece4Schristos #endif 20*3117ece4Schristos 21*3117ece4Schristos /** 22*3117ece4Schristos * The levels are chosen to trigger every strategy in every source size, 23*3117ece4Schristos * as well as some fast levels and the default level. 24*3117ece4Schristos * If you change the compression levels, you should probably update these. 25*3117ece4Schristos */ 26*3117ece4Schristos 27*3117ece4Schristos FAST_LEVEL(5) 28*3117ece4Schristos 29*3117ece4Schristos FAST_LEVEL(3) 30*3117ece4Schristos 31*3117ece4Schristos FAST_LEVEL(1) 32*3117ece4Schristos LEVEL(0) 33*3117ece4Schristos LEVEL(1) 34*3117ece4Schristos 35*3117ece4Schristos LEVEL(3) 36*3117ece4Schristos LEVEL(4) 37*3117ece4Schristos /* ROW_LEVEL triggers the row hash (force enabled and disabled) with different 38*3117ece4Schristos * dictionary strategies, and 16/32/64 row entries based on the level/searchLog. 39*3117ece4Schristos * 1 == enabled, 2 == disabled. 40*3117ece4Schristos */ 41*3117ece4Schristos ROW_LEVEL(5, 1) 42*3117ece4Schristos ROW_LEVEL(5, 2) /* 16-entry rows */ 43*3117ece4Schristos LEVEL(5) 44*3117ece4Schristos LEVEL(6) 45*3117ece4Schristos ROW_LEVEL(7, 1) 46*3117ece4Schristos ROW_LEVEL(7, 2) /* 16-entry rows */ 47*3117ece4Schristos LEVEL(7) 48*3117ece4Schristos 49*3117ece4Schristos LEVEL(9) 50*3117ece4Schristos 51*3117ece4Schristos ROW_LEVEL(11, 1) 52*3117ece4Schristos ROW_LEVEL(11, 2) /* 32-entry rows */ 53*3117ece4Schristos ROW_LEVEL(12, 1) 54*3117ece4Schristos ROW_LEVEL(12, 2) /* 64-entry rows */ 55*3117ece4Schristos LEVEL(13) 56*3117ece4Schristos 57*3117ece4Schristos LEVEL(16) 58*3117ece4Schristos 59*3117ece4Schristos LEVEL(19) 60