xref: /aosp_15_r20/external/grpc-grpc/test/cpp/microbenchmarks/huffman_geometries/decode_huff_13_14.h (revision cc02d7e222339f7a4f6ba5f422e6413f4bd931f2)
1 // Copyright 2023 gRPC authors.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 // This file is autogenerated: see
16 // tools/codegen/core/gen_huffman_decompressor.cc
17 
18 #ifndef GRPC_TEST_CPP_MICROBENCHMARKS_HUFFMAN_GEOMETRIES_DECODE_HUFF_13_14_H
19 #define GRPC_TEST_CPP_MICROBENCHMARKS_HUFFMAN_GEOMETRIES_DECODE_HUFF_13_14_H
20 #include <cstddef>
21 #include <cstdint>
22 
23 #include <grpc/support/port_platform.h>
24 namespace grpc_core {
25 namespace geometry_13_14 {
26 class HuffDecoderCommon {
27  protected:
GetOp2(size_t i)28   static inline uint64_t GetOp2(size_t i) { return table2_0_ops_[i]; }
GetEmit2(size_t,size_t emit)29   static inline uint64_t GetEmit2(size_t, size_t emit) {
30     return table2_0_emit_[emit];
31   }
GetOp3(size_t i)32   static inline uint64_t GetOp3(size_t i) { return table3_0_ops_[i]; }
GetEmit3(size_t,size_t emit)33   static inline uint64_t GetEmit3(size_t, size_t emit) {
34     return table3_0_emit_[emit];
35   }
GetOp4(size_t i)36   static inline uint64_t GetOp4(size_t i) {
37     return table4_ops_[i >> 6][i & 0x3f];
38   }
GetEmit4(size_t i,size_t emit)39   static inline uint64_t GetEmit4(size_t i, size_t emit) {
40     return table4_emit_[i >> 6][emit];
41   }
GetOp5(size_t i)42   static inline uint64_t GetOp5(size_t i) {
43     return table5_ops_[i >> 7][i & 0x7f];
44   }
GetEmit5(size_t i,size_t emit)45   static inline uint64_t GetEmit5(size_t i, size_t emit) {
46     return table5_emit_[i >> 7][emit];
47   }
GetOp6(size_t i)48   static inline uint64_t GetOp6(size_t i) {
49     return table6_ops_[i >> 5][i & 0x1f];
50   }
GetEmit6(size_t i,size_t emit)51   static inline uint64_t GetEmit6(size_t i, size_t emit) {
52     return table6_emit_[i >> 5][emit];
53   }
GetOp7(size_t i)54   static inline uint64_t GetOp7(size_t i) {
55     return table7_ops_[i >> 6][i & 0x3f];
56   }
GetEmit7(size_t i,size_t emit)57   static inline uint64_t GetEmit7(size_t i, size_t emit) {
58     return table7_emit_[i >> 6][emit];
59   }
GetOp8(size_t i)60   static inline uint64_t GetOp8(size_t i) {
61     return table8_inner_[i >> 6][table8_outer_[i >> 6][i & 0x3f]];
62   }
GetEmit8(size_t i,size_t emit)63   static inline uint64_t GetEmit8(size_t i, size_t emit) {
64     return table8_emit_[i >> 6][emit];
65   }
GetOp9(size_t i)66   static inline uint64_t GetOp9(size_t i) {
67     return table9_ops_[i >> 5][i & 0x1f];
68   }
GetEmit9(size_t i,size_t emit)69   static inline uint64_t GetEmit9(size_t i, size_t emit) {
70     return table9_emit_[i >> 5][emit];
71   }
GetOp1(size_t i)72   static inline uint64_t GetOp1(size_t i) {
73     return table1_inner_[i >> 6][table1_outer_[i >> 6][i & 0x3f]];
74   }
GetEmit1(size_t i,size_t emit)75   static inline uint64_t GetEmit1(size_t i, size_t emit) {
76     return table1_emit_[i >> 6][emit];
77   }
GetOp10(size_t i)78   static inline uint64_t GetOp10(size_t i) { return i ? 3 : 1; }
GetEmit10(size_t,size_t emit)79   static inline uint64_t GetEmit10(size_t, size_t emit) {
80     return emit ? 125 : 94;
81   }
GetOp12(size_t i)82   static inline uint64_t GetOp12(size_t i) {
83     return (i < 2 ? (i ? 2 : 0) : ((i - 2) ? 1 : 4));
84   }
GetEmit12(size_t,size_t emit)85   static inline uint64_t GetEmit12(size_t, size_t emit) {
86     return (emit < 1 ? (((void)emit, 60)) : ((emit - 1) ? 123 : 96));
87   }
GetOp13(size_t i)88   static inline uint64_t GetOp13(size_t i) {
89     return table13_0_inner_[table13_0_outer_[i]];
90   }
GetEmit13(size_t,size_t emit)91   static inline uint64_t GetEmit13(size_t, size_t emit) {
92     return (emit < 1 ? (((void)emit, 60)) : ((emit - 1) ? 123 : 96));
93   }
GetOp14(size_t i)94   static inline uint64_t GetOp14(size_t i) {
95     return table13_0_inner_[table14_0_outer_[i]];
96   }
GetEmit14(size_t,size_t emit)97   static inline uint64_t GetEmit14(size_t, size_t emit) {
98     return (emit < 1 ? (((void)emit, 60)) : ((emit - 1) ? 123 : 96));
99   }
GetOp15(size_t i)100   static inline uint64_t GetOp15(size_t i) { return table15_0_ops_[i]; }
GetEmit15(size_t,size_t emit)101   static inline uint64_t GetEmit15(size_t, size_t emit) {
102     return (emit < 1 ? (((void)emit, 60)) : ((emit - 1) ? 123 : 96));
103   }
GetOp16(size_t i)104   static inline uint64_t GetOp16(size_t i) { return table16_0_ops_[i]; }
GetEmit16(size_t,size_t emit)105   static inline uint64_t GetEmit16(size_t, size_t emit) {
106     return table16_0_emit_[emit];
107   }
GetOp17(size_t i)108   static inline uint64_t GetOp17(size_t i) {
109     return table17_ops_[i >> 5][i & 0x1f];
110   }
GetEmit17(size_t i,size_t emit)111   static inline uint64_t GetEmit17(size_t i, size_t emit) {
112     return table17_emit_[i >> 5][emit];
113   }
GetOp18(size_t i)114   static inline uint64_t GetOp18(size_t i) {
115     return table18_ops_[i >> 6][i & 0x3f];
116   }
GetEmit18(size_t i,size_t emit)117   static inline uint64_t GetEmit18(size_t i, size_t emit) {
118     return table18_emit_[i >> 6][emit];
119   }
GetOp19(size_t i)120   static inline uint64_t GetOp19(size_t i) {
121     return table19_ops_[i >> 7][i & 0x7f];
122   }
GetEmit19(size_t i,size_t emit)123   static inline uint64_t GetEmit19(size_t i, size_t emit) {
124     return table19_emit_[i >> 7][emit];
125   }
GetOp20(size_t i)126   static inline uint64_t GetOp20(size_t i) {
127     return table20_ops_[i >> 7][i & 0x7f];
128   }
GetEmit20(size_t i,size_t emit)129   static inline uint64_t GetEmit20(size_t i, size_t emit) {
130     return table20_emit_[i >> 7][emit];
131   }
GetOp21(size_t i)132   static inline uint64_t GetOp21(size_t i) {
133     return table21_ops_[i >> 7][i & 0x7f];
134   }
GetEmit21(size_t i,size_t emit)135   static inline uint64_t GetEmit21(size_t i, size_t emit) {
136     return table21_emit_[i >> 7][emit];
137   }
GetOp22(size_t i)138   static inline uint64_t GetOp22(size_t i) {
139     return table22_ops_[i >> 6][i & 0x3f];
140   }
GetEmit22(size_t i,size_t emit)141   static inline uint64_t GetEmit22(size_t i, size_t emit) {
142     return table22_emit_[i >> 6][emit];
143   }
GetOp23(size_t i)144   static inline uint64_t GetOp23(size_t i) {
145     return table23_ops_[i >> 7][i & 0x7f];
146   }
GetEmit23(size_t i,size_t emit)147   static inline uint64_t GetEmit23(size_t i, size_t emit) {
148     return table23_emit_[i >> 7][emit];
149   }
GetOp11(size_t i)150   static inline uint64_t GetOp11(size_t i) {
151     return table11_ops_[i >> 7][i & 0x7f];
152   }
GetEmit11(size_t i,size_t emit)153   static inline uint64_t GetEmit11(size_t i, size_t emit) {
154     return table11_emit_[i >> 7][emit];
155   }
GetOp24(size_t i)156   static inline uint64_t GetOp24(size_t i) { return i ? 3 : 1; }
GetEmit24(size_t,size_t emit)157   static inline uint64_t GetEmit24(size_t, size_t emit) { return emit + 2; }
GetOp25(size_t i)158   static inline uint64_t GetOp25(size_t i) { return i ? 3 : 1; }
GetEmit25(size_t,size_t emit)159   static inline uint64_t GetEmit25(size_t, size_t emit) { return emit + 4; }
GetOp26(size_t i)160   static inline uint64_t GetOp26(size_t i) { return i ? 3 : 1; }
GetEmit26(size_t,size_t emit)161   static inline uint64_t GetEmit26(size_t, size_t emit) { return emit + 6; }
GetOp27(size_t i)162   static inline uint64_t GetOp27(size_t i) { return i ? 3 : 1; }
GetEmit27(size_t,size_t emit)163   static inline uint64_t GetEmit27(size_t, size_t emit) {
164     return emit ? 11 : 8;
165   }
GetOp28(size_t i)166   static inline uint64_t GetOp28(size_t i) { return i ? 3 : 1; }
GetEmit28(size_t,size_t emit)167   static inline uint64_t GetEmit28(size_t, size_t emit) {
168     return emit ? 14 : 12;
169   }
GetOp29(size_t i)170   static inline uint64_t GetOp29(size_t i) { return i ? 3 : 1; }
GetEmit29(size_t,size_t emit)171   static inline uint64_t GetEmit29(size_t, size_t emit) { return emit + 15; }
GetOp30(size_t i)172   static inline uint64_t GetOp30(size_t i) { return i ? 3 : 1; }
GetEmit30(size_t,size_t emit)173   static inline uint64_t GetEmit30(size_t, size_t emit) { return emit + 17; }
GetOp31(size_t i)174   static inline uint64_t GetOp31(size_t i) { return i ? 3 : 1; }
GetEmit31(size_t,size_t emit)175   static inline uint64_t GetEmit31(size_t, size_t emit) { return emit + 19; }
GetOp32(size_t i)176   static inline uint64_t GetOp32(size_t i) { return i ? 3 : 1; }
GetEmit32(size_t,size_t emit)177   static inline uint64_t GetEmit32(size_t, size_t emit) {
178     return emit ? 23 : 21;
179   }
GetOp33(size_t i)180   static inline uint64_t GetOp33(size_t i) { return i ? 3 : 1; }
GetEmit33(size_t,size_t emit)181   static inline uint64_t GetEmit33(size_t, size_t emit) { return emit + 24; }
GetOp34(size_t i)182   static inline uint64_t GetOp34(size_t i) { return i ? 3 : 1; }
GetEmit34(size_t,size_t emit)183   static inline uint64_t GetEmit34(size_t, size_t emit) { return emit + 26; }
GetOp35(size_t i)184   static inline uint64_t GetOp35(size_t i) { return i ? 3 : 1; }
GetEmit35(size_t,size_t emit)185   static inline uint64_t GetEmit35(size_t, size_t emit) { return emit + 28; }
GetOp36(size_t i)186   static inline uint64_t GetOp36(size_t i) { return i ? 3 : 1; }
GetEmit36(size_t,size_t emit)187   static inline uint64_t GetEmit36(size_t, size_t emit) { return emit + 30; }
GetOp37(size_t i)188   static inline uint64_t GetOp37(size_t i) { return i ? 3 : 1; }
GetEmit37(size_t,size_t emit)189   static inline uint64_t GetEmit37(size_t, size_t emit) {
190     return emit ? 220 : 127;
191   }
GetOp39(size_t i)192   static inline uint64_t GetOp39(size_t i) { return i; }
GetEmit39(size_t,size_t emit)193   static inline uint64_t GetEmit39(size_t, size_t emit) {
194     return ((void)emit, 249);
195   }
GetOp40(size_t i)196   static inline uint64_t GetOp40(size_t i) {
197     return (i < 2 ? (i) : ((i - 2) ? 2 : 0));
198   }
GetEmit40(size_t,size_t emit)199   static inline uint64_t GetEmit40(size_t, size_t emit) {
200     return ((void)emit, 249);
201   }
GetOp38(size_t i)202   static inline uint64_t GetOp38(size_t i) {
203     return table38_0_inner_[(i < 3 ? (((void)i, 0)) : ((i - 3)))];
204   }
GetEmit38(size_t,size_t emit)205   static inline uint64_t GetEmit38(size_t, size_t emit) {
206     return (emit < 2 ? (emit ? 10 : 249) : ((emit - 2) ? 22 : 13));
207   }
208 
209  private:
210   static const uint8_t table2_0_emit_[10];
211   static const uint8_t table2_0_ops_[32];
212   static const uint8_t table3_0_emit_[36];
213   static const uint8_t table3_0_ops_[64];
214   static const uint8_t table4_0_emit_[22];
215   static const uint8_t table4_0_ops_[64];
216   static const uint8_t table4_1_emit_[46];
217   static const uint8_t table4_1_ops_[64];
218   static const uint8_t* const table4_emit_[2];
219   static const uint8_t* const table4_ops_[2];
220   static const uint8_t table5_0_ops_[128];
221   static const uint8_t table5_1_emit_[52];
222   static const uint8_t table5_1_ops_[128];
223   static const uint8_t* const table5_emit_[2];
224   static const uint8_t* const table5_ops_[2];
225   static const uint8_t table6_0_emit_[2];
226   static const uint8_t table6_0_ops_[32];
227   static const uint8_t table6_1_emit_[2];
228   static const uint8_t table6_2_emit_[2];
229   static const uint8_t table6_3_emit_[2];
230   static const uint8_t table6_4_emit_[2];
231   static const uint8_t table6_5_emit_[4];
232   static const uint8_t table6_5_ops_[32];
233   static const uint8_t table6_6_emit_[4];
234   static const uint8_t table6_7_emit_[4];
235   static const uint8_t table6_8_emit_[4];
236   static const uint8_t table6_9_emit_[4];
237   static const uint8_t table6_10_emit_[4];
238   static const uint8_t table6_11_emit_[6];
239   static const uint8_t table6_11_ops_[32];
240   static const uint8_t table6_12_emit_[8];
241   static const uint8_t table6_12_ops_[32];
242   static const uint8_t table6_13_emit_[8];
243   static const uint8_t table6_14_emit_[8];
244   static const uint8_t table6_15_emit_[10];
245   static const uint8_t table6_15_ops_[32];
246   static const uint8_t* const table6_emit_[16];
247   static const uint8_t* const table6_ops_[16];
248   static const uint8_t table7_0_emit_[36];
249   static const uint8_t table7_0_ops_[64];
250   static const uint8_t table7_1_emit_[36];
251   static const uint8_t table7_1_ops_[64];
252   static const uint8_t table7_2_emit_[36];
253   static const uint8_t table7_2_ops_[64];
254   static const uint8_t table7_3_emit_[36];
255   static const uint8_t table7_3_ops_[64];
256   static const uint8_t table7_4_emit_[38];
257   static const uint8_t table7_4_ops_[64];
258   static const uint8_t table7_5_ops_[64];
259   static const uint8_t table7_11_ops_[64];
260   static const uint8_t table7_12_ops_[64];
261   static const uint8_t table7_15_emit_[15];
262   static const uint8_t table7_15_ops_[64];
263   static const uint8_t* const table7_emit_[16];
264   static const uint8_t* const table7_ops_[16];
265   static const uint8_t table8_0_emit_[71];
266   static const uint16_t table8_0_inner_[38];
267   static const uint8_t table8_0_outer_[64];
268   static const uint8_t table8_1_emit_[71];
269   static const uint16_t table8_1_inner_[38];
270   static const uint8_t table8_2_emit_[71];
271   static const uint16_t table8_2_inner_[38];
272   static const uint8_t table8_3_emit_[71];
273   static const uint16_t table8_3_inner_[38];
274   static const uint8_t table8_4_emit_[71];
275   static const uint16_t table8_4_inner_[38];
276   static const uint8_t table8_5_emit_[71];
277   static const uint16_t table8_5_inner_[38];
278   static const uint8_t table8_6_emit_[71];
279   static const uint16_t table8_6_inner_[38];
280   static const uint8_t table8_7_emit_[71];
281   static const uint16_t table8_7_inner_[38];
282   static const uint8_t table8_8_emit_[71];
283   static const uint16_t table8_8_inner_[38];
284   static const uint8_t table8_9_emit_[71];
285   static const uint16_t table8_9_inner_[38];
286   static const uint8_t table8_10_emit_[40];
287   static const uint16_t table8_10_inner_[23];
288   static const uint8_t table8_10_outer_[64];
289   static const uint8_t table8_11_emit_[40];
290   static const uint8_t table8_12_emit_[40];
291   static const uint8_t table8_13_emit_[40];
292   static const uint8_t table8_14_emit_[40];
293   static const uint8_t table8_15_emit_[40];
294   static const uint8_t table8_16_emit_[40];
295   static const uint8_t table8_17_emit_[40];
296   static const uint8_t table8_18_emit_[40];
297   static const uint8_t table8_19_emit_[40];
298   static const uint8_t table8_20_emit_[40];
299   static const uint8_t table8_21_emit_[40];
300   static const uint8_t table8_22_emit_[40];
301   static const uint8_t table8_23_emit_[4];
302   static const uint16_t table8_23_inner_[5];
303   static const uint8_t table8_23_outer_[64];
304   static const uint8_t table8_24_emit_[4];
305   static const uint8_t table8_25_emit_[4];
306   static const uint8_t table8_26_emit_[4];
307   static const uint8_t table8_27_emit_[4];
308   static const uint8_t table8_28_emit_[4];
309   static const uint8_t table8_29_emit_[4];
310   static const uint8_t table8_30_emit_[4];
311   static const uint8_t table8_31_emit_[14];
312   static const uint16_t table8_31_inner_[16];
313   static const uint8_t table8_31_outer_[64];
314   static const uint8_t* const table8_emit_[32];
315   static const uint16_t* const table8_inner_[32];
316   static const uint8_t* const table8_outer_[32];
317   static const uint8_t table9_0_emit_[15];
318   static const uint8_t table9_0_ops_[32];
319   static const uint8_t table9_1_emit_[28];
320   static const uint8_t table9_1_ops_[32];
321   static const uint8_t table9_2_emit_[36];
322   static const uint8_t table9_2_ops_[32];
323   static const uint8_t table9_3_emit_[56];
324   static const uint8_t table9_3_ops_[32];
325   static const uint8_t table9_4_emit_[15];
326   static const uint8_t table9_4_ops_[32];
327   static const uint8_t table9_5_emit_[28];
328   static const uint8_t table9_6_emit_[36];
329   static const uint8_t table9_7_emit_[56];
330   static const uint8_t table9_8_emit_[15];
331   static const uint8_t table9_8_ops_[32];
332   static const uint8_t table9_9_emit_[28];
333   static const uint8_t table9_10_emit_[36];
334   static const uint8_t table9_11_emit_[56];
335   static const uint8_t table9_12_emit_[15];
336   static const uint8_t table9_12_ops_[32];
337   static const uint8_t table9_13_emit_[28];
338   static const uint8_t table9_14_emit_[36];
339   static const uint8_t table9_15_emit_[56];
340   static const uint8_t table9_16_emit_[15];
341   static const uint8_t table9_16_ops_[32];
342   static const uint8_t table9_17_emit_[28];
343   static const uint8_t table9_18_emit_[36];
344   static const uint8_t table9_19_emit_[56];
345   static const uint8_t table9_20_emit_[15];
346   static const uint8_t table9_20_ops_[32];
347   static const uint8_t table9_21_emit_[28];
348   static const uint8_t table9_22_emit_[36];
349   static const uint8_t table9_23_emit_[56];
350   static const uint8_t table9_24_emit_[15];
351   static const uint8_t table9_24_ops_[32];
352   static const uint8_t table9_25_emit_[28];
353   static const uint8_t table9_26_emit_[36];
354   static const uint8_t table9_27_emit_[56];
355   static const uint8_t table9_28_emit_[16];
356   static const uint8_t table9_28_ops_[32];
357   static const uint8_t table9_29_emit_[28];
358   static const uint8_t table9_30_emit_[36];
359   static const uint8_t table9_31_emit_[56];
360   static const uint8_t table9_32_emit_[16];
361   static const uint8_t table9_33_emit_[27];
362   static const uint8_t table9_33_ops_[32];
363   static const uint8_t table9_34_emit_[36];
364   static const uint8_t table9_35_emit_[56];
365   static const uint8_t table9_36_emit_[16];
366   static const uint8_t table9_37_emit_[27];
367   static const uint8_t table9_37_ops_[32];
368   static const uint8_t table9_38_emit_[36];
369   static const uint8_t table9_39_emit_[56];
370   static const uint8_t table9_40_emit_[43];
371   static const uint8_t table9_40_ops_[32];
372   static const uint8_t table9_41_emit_[28];
373   static const uint8_t table9_41_ops_[32];
374   static const uint8_t table9_42_emit_[43];
375   static const uint8_t table9_42_ops_[32];
376   static const uint8_t table9_43_emit_[28];
377   static const uint8_t table9_44_emit_[43];
378   static const uint8_t table9_44_ops_[32];
379   static const uint8_t table9_45_emit_[28];
380   static const uint8_t table9_46_emit_[43];
381   static const uint8_t table9_46_ops_[32];
382   static const uint8_t table9_47_emit_[28];
383   static const uint8_t table9_48_emit_[43];
384   static const uint8_t table9_48_ops_[32];
385   static const uint8_t table9_49_emit_[28];
386   static const uint8_t table9_50_emit_[43];
387   static const uint8_t table9_50_ops_[32];
388   static const uint8_t table9_51_emit_[28];
389   static const uint8_t table9_52_emit_[43];
390   static const uint8_t table9_52_ops_[32];
391   static const uint8_t table9_53_emit_[28];
392   static const uint8_t table9_54_emit_[43];
393   static const uint8_t table9_54_ops_[32];
394   static const uint8_t table9_55_emit_[28];
395   static const uint8_t table9_56_emit_[43];
396   static const uint8_t table9_56_ops_[32];
397   static const uint8_t table9_57_emit_[28];
398   static const uint8_t table9_58_emit_[43];
399   static const uint8_t table9_58_ops_[32];
400   static const uint8_t table9_59_emit_[28];
401   static const uint8_t table9_60_emit_[43];
402   static const uint8_t table9_60_ops_[32];
403   static const uint8_t table9_61_emit_[28];
404   static const uint8_t table9_62_emit_[44];
405   static const uint8_t table9_62_ops_[32];
406   static const uint8_t table9_63_emit_[28];
407   static const uint8_t table9_64_emit_[44];
408   static const uint8_t table9_65_emit_[27];
409   static const uint8_t table9_65_ops_[32];
410   static const uint8_t table9_66_emit_[44];
411   static const uint8_t table9_67_emit_[27];
412   static const uint8_t table9_67_ops_[32];
413   static const uint8_t table9_68_emit_[44];
414   static const uint8_t table9_69_emit_[27];
415   static const uint8_t table9_69_ops_[32];
416   static const uint8_t table9_70_emit_[44];
417   static const uint8_t table9_71_emit_[27];
418   static const uint8_t table9_71_ops_[32];
419   static const uint8_t table9_72_emit_[44];
420   static const uint8_t table9_73_emit_[27];
421   static const uint8_t table9_73_ops_[32];
422   static const uint8_t table9_74_emit_[44];
423   static const uint8_t table9_75_emit_[27];
424   static const uint8_t table9_75_ops_[32];
425   static const uint8_t table9_76_emit_[44];
426   static const uint8_t table9_77_emit_[27];
427   static const uint8_t table9_77_ops_[32];
428   static const uint8_t table9_78_emit_[44];
429   static const uint8_t table9_79_emit_[27];
430   static const uint8_t table9_79_ops_[32];
431   static const uint8_t table9_80_emit_[44];
432   static const uint8_t table9_81_emit_[27];
433   static const uint8_t table9_81_ops_[32];
434   static const uint8_t table9_82_emit_[44];
435   static const uint8_t table9_83_emit_[27];
436   static const uint8_t table9_83_ops_[32];
437   static const uint8_t table9_84_emit_[44];
438   static const uint8_t table9_85_emit_[27];
439   static const uint8_t table9_85_ops_[32];
440   static const uint8_t table9_86_emit_[44];
441   static const uint8_t table9_87_emit_[27];
442   static const uint8_t table9_87_ops_[32];
443   static const uint8_t table9_88_emit_[44];
444   static const uint8_t table9_89_emit_[27];
445   static const uint8_t table9_89_ops_[32];
446   static const uint8_t table9_90_emit_[44];
447   static const uint8_t table9_91_emit_[28];
448   static const uint8_t table9_92_emit_[20];
449   static const uint8_t table9_92_ops_[32];
450   static const uint8_t table9_93_emit_[20];
451   static const uint8_t table9_94_emit_[20];
452   static const uint8_t table9_95_emit_[20];
453   static const uint8_t table9_96_emit_[20];
454   static const uint8_t table9_97_emit_[20];
455   static const uint8_t table9_98_emit_[20];
456   static const uint8_t table9_99_emit_[20];
457   static const uint8_t table9_100_emit_[20];
458   static const uint8_t table9_101_emit_[20];
459   static const uint8_t table9_102_emit_[20];
460   static const uint8_t table9_103_emit_[20];
461   static const uint8_t table9_104_emit_[20];
462   static const uint8_t table9_105_emit_[20];
463   static const uint8_t table9_106_emit_[20];
464   static const uint8_t table9_107_emit_[20];
465   static const uint8_t table9_108_emit_[20];
466   static const uint8_t table9_109_emit_[20];
467   static const uint8_t table9_110_emit_[20];
468   static const uint8_t table9_111_emit_[20];
469   static const uint8_t table9_112_emit_[20];
470   static const uint8_t table9_113_emit_[20];
471   static const uint8_t table9_114_emit_[20];
472   static const uint8_t table9_115_emit_[20];
473   static const uint8_t table9_116_emit_[20];
474   static const uint8_t table9_117_emit_[20];
475   static const uint8_t table9_118_emit_[20];
476   static const uint8_t table9_119_emit_[20];
477   static const uint8_t table9_120_emit_[20];
478   static const uint8_t table9_121_emit_[20];
479   static const uint8_t table9_122_emit_[20];
480   static const uint8_t table9_123_emit_[20];
481   static const uint8_t table9_124_emit_[2];
482   static const uint8_t table9_124_ops_[32];
483   static const uint8_t table9_125_emit_[2];
484   static const uint8_t table9_126_emit_[2];
485   static const uint8_t table9_127_emit_[10];
486   static const uint8_t table9_127_ops_[32];
487   static const uint8_t* const table9_emit_[128];
488   static const uint8_t* const table9_ops_[128];
489   static const uint16_t table1_0_inner_[8];
490   static const uint8_t table1_0_outer_[64];
491   static const uint16_t table1_1_inner_[14];
492   static const uint8_t table1_1_outer_[64];
493   static const uint16_t table1_2_inner_[18];
494   static const uint8_t table1_2_outer_[64];
495   static const uint8_t table1_3_emit_[68];
496   static const uint16_t table1_3_inner_[35];
497   static const uint8_t table1_3_outer_[64];
498   static const uint16_t table1_4_inner_[8];
499   static const uint8_t table1_7_emit_[68];
500   static const uint16_t table1_8_inner_[8];
501   static const uint8_t table1_11_emit_[68];
502   static const uint16_t table1_12_inner_[8];
503   static const uint8_t table1_15_emit_[68];
504   static const uint16_t table1_16_inner_[8];
505   static const uint8_t table1_19_emit_[68];
506   static const uint16_t table1_20_inner_[8];
507   static const uint8_t table1_23_emit_[68];
508   static const uint16_t table1_24_inner_[8];
509   static const uint8_t table1_27_emit_[68];
510   static const uint16_t table1_28_inner_[8];
511   static const uint8_t table1_31_emit_[68];
512   static const uint16_t table1_33_inner_[14];
513   static const uint8_t table1_35_emit_[68];
514   static const uint16_t table1_37_inner_[14];
515   static const uint8_t table1_39_emit_[68];
516   static const uint16_t table1_40_inner_[22];
517   static const uint8_t table1_40_outer_[64];
518   static const uint8_t table1_41_emit_[92];
519   static const uint16_t table1_41_inner_[47];
520   static const uint8_t table1_41_outer_[64];
521   static const uint16_t table1_42_inner_[22];
522   static const uint8_t table1_43_emit_[92];
523   static const uint16_t table1_44_inner_[22];
524   static const uint8_t table1_45_emit_[92];
525   static const uint16_t table1_46_inner_[22];
526   static const uint8_t table1_47_emit_[92];
527   static const uint16_t table1_48_inner_[22];
528   static const uint8_t table1_49_emit_[92];
529   static const uint16_t table1_50_inner_[22];
530   static const uint8_t table1_51_emit_[92];
531   static const uint16_t table1_52_inner_[22];
532   static const uint8_t table1_53_emit_[92];
533   static const uint16_t table1_54_inner_[22];
534   static const uint8_t table1_55_emit_[92];
535   static const uint16_t table1_56_inner_[22];
536   static const uint8_t table1_57_emit_[92];
537   static const uint16_t table1_58_inner_[22];
538   static const uint8_t table1_59_emit_[92];
539   static const uint16_t table1_60_inner_[22];
540   static const uint8_t table1_61_emit_[92];
541   static const uint16_t table1_62_inner_[22];
542   static const uint8_t table1_63_emit_[92];
543   static const uint8_t table1_65_emit_[91];
544   static const uint16_t table1_65_inner_[47];
545   static const uint8_t table1_67_emit_[91];
546   static const uint16_t table1_67_inner_[47];
547   static const uint8_t table1_69_emit_[91];
548   static const uint16_t table1_69_inner_[47];
549   static const uint8_t table1_71_emit_[91];
550   static const uint16_t table1_71_inner_[47];
551   static const uint8_t table1_73_emit_[91];
552   static const uint16_t table1_73_inner_[47];
553   static const uint8_t table1_75_emit_[91];
554   static const uint16_t table1_75_inner_[47];
555   static const uint8_t table1_77_emit_[91];
556   static const uint16_t table1_77_inner_[47];
557   static const uint8_t table1_79_emit_[91];
558   static const uint16_t table1_79_inner_[47];
559   static const uint8_t table1_81_emit_[91];
560   static const uint16_t table1_81_inner_[47];
561   static const uint8_t table1_83_emit_[91];
562   static const uint16_t table1_83_inner_[47];
563   static const uint8_t table1_85_emit_[91];
564   static const uint16_t table1_85_inner_[47];
565   static const uint8_t table1_87_emit_[91];
566   static const uint16_t table1_87_inner_[47];
567   static const uint8_t table1_89_emit_[91];
568   static const uint16_t table1_89_inner_[47];
569   static const uint8_t table1_91_emit_[91];
570   static const uint16_t table1_91_inner_[47];
571   static const uint8_t table1_92_emit_[72];
572   static const uint16_t table1_92_inner_[37];
573   static const uint8_t table1_92_outer_[64];
574   static const uint8_t table1_93_emit_[72];
575   static const uint8_t table1_94_emit_[72];
576   static const uint8_t table1_95_emit_[72];
577   static const uint8_t table1_96_emit_[72];
578   static const uint8_t table1_97_emit_[72];
579   static const uint8_t table1_98_emit_[72];
580   static const uint8_t table1_99_emit_[72];
581   static const uint8_t table1_100_emit_[72];
582   static const uint8_t table1_101_emit_[72];
583   static const uint8_t table1_102_emit_[72];
584   static const uint8_t table1_103_emit_[72];
585   static const uint8_t table1_104_emit_[72];
586   static const uint8_t table1_105_emit_[72];
587   static const uint8_t table1_106_emit_[72];
588   static const uint8_t table1_107_emit_[72];
589   static const uint8_t table1_108_emit_[72];
590   static const uint8_t table1_109_emit_[72];
591   static const uint8_t table1_110_emit_[72];
592   static const uint8_t table1_111_emit_[72];
593   static const uint8_t table1_112_emit_[72];
594   static const uint8_t table1_113_emit_[72];
595   static const uint8_t table1_114_emit_[72];
596   static const uint8_t table1_115_emit_[72];
597   static const uint8_t table1_116_emit_[72];
598   static const uint8_t table1_117_emit_[72];
599   static const uint8_t table1_118_emit_[72];
600   static const uint8_t table1_119_emit_[72];
601   static const uint8_t table1_120_emit_[72];
602   static const uint8_t table1_121_emit_[72];
603   static const uint8_t table1_122_emit_[72];
604   static const uint8_t table1_123_emit_[72];
605   static const uint8_t table1_124_emit_[40];
606   static const uint16_t table1_124_inner_[22];
607   static const uint8_t table1_124_outer_[64];
608   static const uint8_t table1_125_emit_[40];
609   static const uint8_t table1_126_emit_[40];
610   static const uint8_t table1_127_emit_[16];
611   static const uint16_t table1_127_inner_[18];
612   static const uint8_t table1_127_outer_[64];
613   static const uint8_t* const table1_emit_[128];
614   static const uint16_t* const table1_inner_[128];
615   static const uint8_t* const table1_outer_[128];
616   static const uint8_t table13_0_inner_[5];
617   static const uint8_t table13_0_outer_[8];
618   static const uint8_t table14_0_outer_[16];
619   static const uint8_t table15_0_ops_[32];
620   static const uint8_t table16_0_emit_[6];
621   static const uint8_t table16_0_ops_[64];
622   static const uint8_t table17_0_emit_[20];
623   static const uint8_t table17_0_ops_[32];
624   static const uint8_t table17_1_emit_[20];
625   static const uint8_t table17_2_emit_[20];
626   static const uint8_t table17_3_emit_[11];
627   static const uint8_t table17_3_ops_[32];
628   static const uint8_t* const table17_emit_[4];
629   static const uint8_t* const table17_ops_[4];
630   static const uint8_t table18_0_emit_[72];
631   static const uint16_t table18_0_ops_[64];
632   static const uint8_t table18_1_emit_[72];
633   static const uint8_t table18_2_emit_[72];
634   static const uint8_t table18_3_emit_[24];
635   static const uint16_t table18_3_ops_[64];
636   static const uint8_t* const table18_emit_[4];
637   static const uint16_t* const table18_ops_[4];
638   static const uint8_t table19_0_emit_[136];
639   static const uint16_t table19_0_ops_[128];
640   static const uint8_t table19_1_emit_[136];
641   static const uint8_t table19_2_emit_[136];
642   static const uint8_t table19_3_emit_[50];
643   static const uint16_t table19_3_ops_[128];
644   static const uint8_t* const table19_emit_[4];
645   static const uint16_t* const table19_ops_[4];
646   static const uint8_t table20_0_emit_[44];
647   static const uint16_t table20_0_ops_[128];
648   static const uint8_t table20_1_emit_[104];
649   static const uint16_t table20_1_ops_[128];
650   static const uint8_t table20_2_emit_[44];
651   static const uint8_t table20_3_emit_[104];
652   static const uint8_t table20_4_emit_[44];
653   static const uint8_t table20_5_emit_[104];
654   static const uint8_t table20_6_emit_[15];
655   static const uint16_t table20_6_ops_[128];
656   static const uint8_t table20_7_emit_[64];
657   static const uint16_t table20_7_ops_[128];
658   static const uint8_t* const table20_emit_[8];
659   static const uint16_t* const table20_ops_[8];
660   static const uint8_t table21_0_emit_[16];
661   static const uint16_t table21_0_ops_[128];
662   static const uint8_t table21_1_emit_[28];
663   static const uint16_t table21_1_ops_[128];
664   static const uint8_t table21_2_emit_[36];
665   static const uint16_t table21_2_ops_[128];
666   static const uint8_t table21_3_emit_[68];
667   static const uint16_t table21_3_ops_[128];
668   static const uint8_t table21_4_emit_[16];
669   static const uint8_t table21_5_emit_[28];
670   static const uint8_t table21_6_emit_[36];
671   static const uint8_t table21_7_emit_[68];
672   static const uint8_t table21_8_emit_[16];
673   static const uint8_t table21_9_emit_[28];
674   static const uint8_t table21_10_emit_[36];
675   static const uint8_t table21_11_emit_[68];
676   static const uint8_t table21_12_emit_[62];
677   static const uint16_t table21_12_ops_[128];
678   static const uint8_t table21_13_emit_[10];
679   static const uint16_t table21_13_ops_[128];
680   static const uint8_t table21_14_emit_[23];
681   static const uint16_t table21_14_ops_[128];
682   static const uint8_t table21_15_emit_[53];
683   static const uint16_t table21_15_ops_[128];
684   static const uint8_t* const table21_emit_[16];
685   static const uint16_t* const table21_ops_[16];
686   static const uint8_t table22_0_emit_[60];
687   static const uint16_t table22_0_ops_[64];
688   static const uint8_t table22_1_emit_[60];
689   static const uint8_t table22_2_emit_[60];
690   static const uint8_t table22_3_emit_[60];
691   static const uint8_t table22_4_emit_[60];
692   static const uint8_t table22_5_emit_[8];
693   static const uint16_t table22_5_ops_[64];
694   static const uint8_t table22_6_emit_[8];
695   static const uint8_t table22_7_emit_[8];
696   static const uint8_t table22_8_emit_[8];
697   static const uint8_t table22_9_emit_[8];
698   static const uint8_t table22_10_emit_[8];
699   static const uint8_t table22_11_emit_[12];
700   static const uint16_t table22_11_ops_[64];
701   static const uint8_t table22_12_emit_[16];
702   static const uint16_t table22_12_ops_[64];
703   static const uint8_t table22_13_emit_[16];
704   static const uint8_t table22_14_emit_[16];
705   static const uint8_t table22_15_emit_[30];
706   static const uint16_t table22_15_ops_[64];
707   static const uint8_t table22_16_emit_[60];
708   static const uint8_t table22_17_emit_[60];
709   static const uint8_t table22_18_emit_[60];
710   static const uint8_t table22_19_emit_[60];
711   static const uint8_t table22_20_emit_[60];
712   static const uint8_t table22_21_emit_[8];
713   static const uint8_t table22_22_emit_[8];
714   static const uint8_t table22_23_emit_[8];
715   static const uint8_t table22_24_emit_[8];
716   static const uint8_t table22_25_emit_[8];
717   static const uint8_t table22_26_emit_[8];
718   static const uint8_t table22_27_emit_[12];
719   static const uint8_t table22_28_emit_[16];
720   static const uint8_t table22_29_emit_[16];
721   static const uint8_t table22_30_emit_[16];
722   static const uint8_t table22_31_emit_[30];
723   static const uint8_t table22_32_emit_[60];
724   static const uint8_t table22_33_emit_[60];
725   static const uint8_t table22_34_emit_[60];
726   static const uint8_t table22_35_emit_[60];
727   static const uint8_t table22_36_emit_[60];
728   static const uint8_t table22_37_emit_[8];
729   static const uint8_t table22_38_emit_[8];
730   static const uint8_t table22_39_emit_[8];
731   static const uint8_t table22_40_emit_[8];
732   static const uint8_t table22_41_emit_[8];
733   static const uint8_t table22_42_emit_[8];
734   static const uint8_t table22_43_emit_[12];
735   static const uint8_t table22_44_emit_[16];
736   static const uint8_t table22_45_emit_[16];
737   static const uint8_t table22_46_emit_[16];
738   static const uint8_t table22_47_emit_[30];
739   static const uint8_t table22_48_emit_[72];
740   static const uint16_t table22_48_ops_[64];
741   static const uint8_t table22_49_emit_[72];
742   static const uint8_t table22_50_emit_[72];
743   static const uint8_t table22_51_emit_[40];
744   static const uint16_t table22_51_ops_[64];
745   static const uint8_t table22_52_emit_[40];
746   static const uint8_t table22_53_emit_[40];
747   static const uint8_t table22_54_emit_[40];
748   static const uint8_t table22_55_emit_[4];
749   static const uint16_t table22_55_ops_[64];
750   static const uint8_t table22_56_emit_[4];
751   static const uint8_t table22_57_emit_[4];
752   static const uint8_t table22_58_emit_[7];
753   static const uint16_t table22_58_ops_[64];
754   static const uint8_t table22_59_emit_[8];
755   static const uint16_t table22_59_ops_[64];
756   static const uint8_t table22_60_emit_[8];
757   static const uint8_t table22_61_emit_[12];
758   static const uint16_t table22_61_ops_[64];
759   static const uint8_t table22_62_emit_[16];
760   static const uint16_t table22_62_ops_[64];
761   static const uint8_t table22_63_emit_[21];
762   static const uint16_t table22_63_ops_[64];
763   static const uint8_t* const table22_emit_[64];
764   static const uint16_t* const table22_ops_[64];
765   static const uint8_t table23_0_emit_[216];
766   static const uint16_t table23_0_ops_[128];
767   static const uint8_t table23_1_emit_[216];
768   static const uint8_t table23_2_emit_[216];
769   static const uint8_t table23_3_emit_[216];
770   static const uint8_t table23_4_emit_[216];
771   static const uint8_t table23_5_emit_[120];
772   static const uint16_t table23_5_ops_[128];
773   static const uint8_t table23_6_emit_[120];
774   static const uint8_t table23_7_emit_[120];
775   static const uint8_t table23_8_emit_[120];
776   static const uint8_t table23_9_emit_[120];
777   static const uint8_t table23_10_emit_[120];
778   static const uint8_t table23_11_emit_[68];
779   static const uint16_t table23_11_ops_[128];
780   static const uint16_t table23_12_ops_[128];
781   static const uint8_t table23_15_emit_[36];
782   static const uint16_t table23_15_ops_[128];
783   static const uint8_t table23_16_emit_[216];
784   static const uint8_t table23_17_emit_[216];
785   static const uint8_t table23_18_emit_[216];
786   static const uint8_t table23_19_emit_[216];
787   static const uint8_t table23_20_emit_[216];
788   static const uint8_t table23_21_emit_[120];
789   static const uint8_t table23_22_emit_[120];
790   static const uint8_t table23_23_emit_[120];
791   static const uint8_t table23_24_emit_[120];
792   static const uint8_t table23_25_emit_[120];
793   static const uint8_t table23_26_emit_[120];
794   static const uint8_t table23_27_emit_[68];
795   static const uint8_t table23_31_emit_[36];
796   static const uint8_t table23_32_emit_[216];
797   static const uint8_t table23_33_emit_[216];
798   static const uint8_t table23_34_emit_[216];
799   static const uint8_t table23_35_emit_[216];
800   static const uint8_t table23_36_emit_[216];
801   static const uint8_t table23_37_emit_[120];
802   static const uint8_t table23_38_emit_[120];
803   static const uint8_t table23_39_emit_[120];
804   static const uint8_t table23_40_emit_[120];
805   static const uint8_t table23_41_emit_[120];
806   static const uint8_t table23_42_emit_[120];
807   static const uint8_t table23_43_emit_[68];
808   static const uint8_t table23_47_emit_[36];
809   static const uint8_t table23_48_emit_[136];
810   static const uint16_t table23_48_ops_[128];
811   static const uint8_t table23_49_emit_[136];
812   static const uint8_t table23_50_emit_[136];
813   static const uint8_t table23_51_emit_[144];
814   static const uint16_t table23_51_ops_[128];
815   static const uint8_t table23_52_emit_[144];
816   static const uint8_t table23_53_emit_[144];
817   static const uint8_t table23_54_emit_[144];
818   static const uint8_t table23_55_emit_[80];
819   static const uint16_t table23_55_ops_[128];
820   static const uint8_t table23_56_emit_[80];
821   static const uint8_t table23_57_emit_[80];
822   static const uint8_t table23_58_emit_[26];
823   static const uint16_t table23_58_ops_[128];
824   static const uint16_t table23_59_ops_[128];
825   static const uint16_t table23_61_ops_[128];
826   static const uint16_t table23_62_ops_[128];
827   static const uint8_t table23_63_emit_[36];
828   static const uint16_t table23_63_ops_[128];
829   static const uint8_t* const table23_emit_[64];
830   static const uint16_t* const table23_ops_[64];
831   static const uint8_t table11_0_emit_[1];
832   static const uint16_t table11_0_ops_[128];
833   static const uint8_t table11_32_emit_[1];
834   static const uint8_t table11_64_emit_[1];
835   static const uint8_t table11_96_emit_[1];
836   static const uint16_t table11_96_ops_[128];
837   static const uint8_t table11_98_emit_[1];
838   static const uint8_t table11_100_emit_[1];
839   static const uint8_t table11_102_emit_[1];
840   static const uint16_t table11_102_ops_[128];
841   static const uint8_t table11_103_emit_[1];
842   static const uint8_t table11_104_emit_[1];
843   static const uint8_t table11_105_emit_[1];
844   static const uint8_t table11_106_emit_[1];
845   static const uint8_t table11_107_emit_[1];
846   static const uint8_t table11_108_emit_[1];
847   static const uint8_t table11_109_emit_[1];
848   static const uint8_t table11_110_emit_[2];
849   static const uint16_t table11_110_ops_[128];
850   static const uint8_t table11_111_emit_[2];
851   static const uint8_t table11_112_emit_[2];
852   static const uint8_t table11_113_emit_[2];
853   static const uint8_t table11_114_emit_[2];
854   static const uint8_t table11_115_emit_[2];
855   static const uint8_t table11_116_emit_[3];
856   static const uint16_t table11_116_ops_[128];
857   static const uint8_t table11_117_emit_[4];
858   static const uint16_t table11_117_ops_[128];
859   static const uint8_t table11_118_emit_[4];
860   static const uint8_t table11_119_emit_[4];
861   static const uint8_t table11_120_emit_[4];
862   static const uint8_t table11_121_emit_[4];
863   static const uint8_t table11_122_emit_[4];
864   static const uint8_t table11_123_emit_[8];
865   static const uint16_t table11_123_ops_[128];
866   static const uint8_t table11_124_emit_[8];
867   static const uint8_t table11_125_emit_[8];
868   static const uint8_t table11_126_emit_[11];
869   static const uint16_t table11_126_ops_[128];
870   static const uint8_t table11_127_emit_[44];
871   static const uint16_t table11_127_ops_[128];
872   static const uint8_t* const table11_emit_[128];
873   static const uint16_t* const table11_ops_[128];
874   static const uint8_t table38_0_inner_[5];
875 };
876 template <typename F>
877 class HuffDecoder : public HuffDecoderCommon {
878  public:
HuffDecoder(F sink,const uint8_t * begin,const uint8_t * end)879   HuffDecoder(F sink, const uint8_t* begin, const uint8_t* end)
880       : sink_(sink), begin_(begin), end_(end) {}
Run()881   bool Run() {
882     while (!done_) {
883       if (!RefillTo13()) {
884         Done0();
885         break;
886       }
887       const auto index = (buffer_ >> (buffer_len_ - 13)) & 0x1fff;
888       const auto op = GetOp1(index);
889       const int consumed = op & 15;
890       buffer_len_ -= consumed;
891       const auto emit_ofs = op >> 6;
892       switch ((op >> 4) & 3) {
893         case 0: {
894           sink_(GetEmit1(index, emit_ofs + 0));
895           sink_(GetEmit1(index, emit_ofs + 1));
896           break;
897         }
898         case 1: {
899           sink_(GetEmit1(index, emit_ofs + 0));
900           break;
901         }
902         case 2: {
903           DecodeStep0();
904           break;
905         }
906         case 3: {
907           DecodeStep1();
908           break;
909         }
910       }
911     }
912     return ok_;
913   }
914 
915  private:
RefillTo13()916   bool RefillTo13() {
917     switch (buffer_len_) {
918       case 0: {
919         return Read2to8Bytes();
920       }
921       case 1:
922       case 2:
923       case 3:
924       case 4: {
925         return Read2to7Bytes();
926       }
927       case 5:
928       case 6:
929       case 7:
930       case 8: {
931         return Read1to7Bytes();
932       }
933       case 9:
934       case 10:
935       case 11:
936       case 12: {
937         return Read1to6Bytes();
938       }
939     }
940     return true;
941   }
Read2to8Bytes()942   bool Read2to8Bytes() {
943     switch (end_ - begin_) {
944       case 0:
945       case 1: {
946         return false;
947       }
948       case 2: {
949         Fill2();
950         return true;
951       }
952       case 3: {
953         Fill3();
954         return true;
955       }
956       case 4: {
957         Fill4();
958         return true;
959       }
960       case 5: {
961         Fill5();
962         return true;
963       }
964       case 6: {
965         Fill6();
966         return true;
967       }
968       case 7: {
969         Fill7();
970         return true;
971       }
972       default: {
973         Fill8();
974         return true;
975       }
976     }
977   }
Fill2()978   void Fill2() {
979     buffer_ = (buffer_ << 16) | (static_cast<uint64_t>(begin_[0]) << 8) |
980               (static_cast<uint64_t>(begin_[1]) << 0);
981     begin_ += 2;
982     buffer_len_ += 16;
983   }
Fill3()984   void Fill3() {
985     buffer_ = (buffer_ << 24) | (static_cast<uint64_t>(begin_[0]) << 16) |
986               (static_cast<uint64_t>(begin_[1]) << 8) |
987               (static_cast<uint64_t>(begin_[2]) << 0);
988     begin_ += 3;
989     buffer_len_ += 24;
990   }
Fill4()991   void Fill4() {
992     buffer_ = (buffer_ << 32) | (static_cast<uint64_t>(begin_[0]) << 24) |
993               (static_cast<uint64_t>(begin_[1]) << 16) |
994               (static_cast<uint64_t>(begin_[2]) << 8) |
995               (static_cast<uint64_t>(begin_[3]) << 0);
996     begin_ += 4;
997     buffer_len_ += 32;
998   }
Fill5()999   void Fill5() {
1000     buffer_ = (buffer_ << 40) | (static_cast<uint64_t>(begin_[0]) << 32) |
1001               (static_cast<uint64_t>(begin_[1]) << 24) |
1002               (static_cast<uint64_t>(begin_[2]) << 16) |
1003               (static_cast<uint64_t>(begin_[3]) << 8) |
1004               (static_cast<uint64_t>(begin_[4]) << 0);
1005     begin_ += 5;
1006     buffer_len_ += 40;
1007   }
Fill6()1008   void Fill6() {
1009     buffer_ = (buffer_ << 48) | (static_cast<uint64_t>(begin_[0]) << 40) |
1010               (static_cast<uint64_t>(begin_[1]) << 32) |
1011               (static_cast<uint64_t>(begin_[2]) << 24) |
1012               (static_cast<uint64_t>(begin_[3]) << 16) |
1013               (static_cast<uint64_t>(begin_[4]) << 8) |
1014               (static_cast<uint64_t>(begin_[5]) << 0);
1015     begin_ += 6;
1016     buffer_len_ += 48;
1017   }
Fill7()1018   void Fill7() {
1019     buffer_ = (buffer_ << 56) | (static_cast<uint64_t>(begin_[0]) << 48) |
1020               (static_cast<uint64_t>(begin_[1]) << 40) |
1021               (static_cast<uint64_t>(begin_[2]) << 32) |
1022               (static_cast<uint64_t>(begin_[3]) << 24) |
1023               (static_cast<uint64_t>(begin_[4]) << 16) |
1024               (static_cast<uint64_t>(begin_[5]) << 8) |
1025               (static_cast<uint64_t>(begin_[6]) << 0);
1026     begin_ += 7;
1027     buffer_len_ += 56;
1028   }
Fill8()1029   void Fill8() {
1030     buffer_ = 0 | (static_cast<uint64_t>(begin_[0]) << 56) |
1031               (static_cast<uint64_t>(begin_[1]) << 48) |
1032               (static_cast<uint64_t>(begin_[2]) << 40) |
1033               (static_cast<uint64_t>(begin_[3]) << 32) |
1034               (static_cast<uint64_t>(begin_[4]) << 24) |
1035               (static_cast<uint64_t>(begin_[5]) << 16) |
1036               (static_cast<uint64_t>(begin_[6]) << 8) |
1037               (static_cast<uint64_t>(begin_[7]) << 0);
1038     begin_ += 8;
1039     buffer_len_ += 64;
1040   }
Read2to7Bytes()1041   bool Read2to7Bytes() {
1042     switch (end_ - begin_) {
1043       case 0:
1044       case 1: {
1045         return false;
1046       }
1047       case 2: {
1048         Fill2();
1049         return true;
1050       }
1051       case 3: {
1052         Fill3();
1053         return true;
1054       }
1055       case 4: {
1056         Fill4();
1057         return true;
1058       }
1059       case 5: {
1060         Fill5();
1061         return true;
1062       }
1063       case 6: {
1064         Fill6();
1065         return true;
1066       }
1067       default: {
1068         Fill7();
1069         return true;
1070       }
1071     }
1072   }
Read1to7Bytes()1073   bool Read1to7Bytes() {
1074     switch (end_ - begin_) {
1075       case 0: {
1076         return false;
1077       }
1078       case 1: {
1079         Fill1();
1080         return true;
1081       }
1082       case 2: {
1083         Fill2();
1084         return true;
1085       }
1086       case 3: {
1087         Fill3();
1088         return true;
1089       }
1090       case 4: {
1091         Fill4();
1092         return true;
1093       }
1094       case 5: {
1095         Fill5();
1096         return true;
1097       }
1098       case 6: {
1099         Fill6();
1100         return true;
1101       }
1102       default: {
1103         Fill7();
1104         return true;
1105       }
1106     }
1107   }
Fill1()1108   void Fill1() {
1109     buffer_ = (buffer_ << 8) | (static_cast<uint64_t>(begin_[0]) << 0);
1110     begin_ += 1;
1111     buffer_len_ += 8;
1112   }
Read1to6Bytes()1113   bool Read1to6Bytes() {
1114     switch (end_ - begin_) {
1115       case 0: {
1116         return false;
1117       }
1118       case 1: {
1119         Fill1();
1120         return true;
1121       }
1122       case 2: {
1123         Fill2();
1124         return true;
1125       }
1126       case 3: {
1127         Fill3();
1128         return true;
1129       }
1130       case 4: {
1131         Fill4();
1132         return true;
1133       }
1134       case 5: {
1135         Fill5();
1136         return true;
1137       }
1138       default: {
1139         Fill6();
1140         return true;
1141       }
1142     }
1143   }
Done0()1144   void Done0() {
1145     done_ = true;
1146     switch (end_ - begin_) {
1147       case 1: {
1148         Fill1();
1149         break;
1150       }
1151     }
1152     switch (buffer_len_) {
1153       case 1:
1154       case 2:
1155       case 3:
1156       case 4: {
1157         ok_ = (buffer_ & ((1 << buffer_len_) - 1)) == (1 << buffer_len_) - 1;
1158         return;
1159       }
1160       case 5: {
1161         const auto index = buffer_ & 31;
1162         const auto op = GetOp2(index);
1163         switch (op & 3) {
1164           case 0: {
1165             sink_(GetEmit2(index, (op >> 2) + 0));
1166             break;
1167           }
1168           case 1: {
1169             ok_ = false;
1170             break;
1171           }
1172         }
1173         return;
1174       }
1175       case 6: {
1176         const auto index = buffer_ & 63;
1177         const auto op = GetOp3(index);
1178         switch (op & 3) {
1179           case 0: {
1180             ok_ = false;
1181             break;
1182           }
1183           case 1: {
1184             sink_(GetEmit3(index, (op >> 2) + 0));
1185             break;
1186           }
1187         }
1188         return;
1189       }
1190       case 7: {
1191         const auto index = buffer_ & 127;
1192         const auto op = GetOp4(index);
1193         switch (op & 3) {
1194           case 0: {
1195             ok_ = false;
1196             break;
1197           }
1198           case 1: {
1199             sink_(GetEmit4(index, (op >> 2) + 0));
1200             break;
1201           }
1202         }
1203         return;
1204       }
1205       case 8: {
1206         const auto index = buffer_ & 255;
1207         const auto op = GetOp5(index);
1208         switch (op & 3) {
1209           case 0: {
1210             ok_ = false;
1211             break;
1212           }
1213           case 1: {
1214             sink_(GetEmit5(index, (op >> 2) + 0));
1215             break;
1216           }
1217         }
1218         return;
1219       }
1220       case 9: {
1221         const auto index = buffer_ & 511;
1222         const auto op = GetOp6(index);
1223         switch (op & 3) {
1224           case 0: {
1225             ok_ = false;
1226             break;
1227           }
1228           case 1: {
1229             sink_(GetEmit6(index, (op >> 2) + 0));
1230             break;
1231           }
1232         }
1233         return;
1234       }
1235       case 10: {
1236         const auto index = buffer_ & 1023;
1237         const auto op = GetOp7(index);
1238         switch (op & 3) {
1239           case 0: {
1240             sink_(GetEmit7(index, (op >> 2) + 0));
1241             sink_(GetEmit7(index, (op >> 2) + 1));
1242             break;
1243           }
1244           case 1: {
1245             ok_ = false;
1246             break;
1247           }
1248           case 2: {
1249             sink_(GetEmit7(index, (op >> 2) + 0));
1250             break;
1251           }
1252         }
1253         return;
1254       }
1255       case 11: {
1256         const auto index = buffer_ & 2047;
1257         const auto op = GetOp8(index);
1258         switch (op & 3) {
1259           case 0: {
1260             ok_ = false;
1261             break;
1262           }
1263           case 1: {
1264             sink_(GetEmit8(index, (op >> 2) + 0));
1265             sink_(GetEmit8(index, (op >> 2) + 1));
1266             break;
1267           }
1268           case 2: {
1269             sink_(GetEmit8(index, (op >> 2) + 0));
1270             break;
1271           }
1272         }
1273         return;
1274       }
1275       case 12: {
1276         const auto index = buffer_ & 4095;
1277         const auto op = GetOp9(index);
1278         switch (op & 3) {
1279           case 0: {
1280             ok_ = false;
1281             break;
1282           }
1283           case 1: {
1284             sink_(GetEmit9(index, (op >> 2) + 0));
1285             sink_(GetEmit9(index, (op >> 2) + 1));
1286             break;
1287           }
1288           case 2: {
1289             sink_(GetEmit9(index, (op >> 2) + 0));
1290             break;
1291           }
1292         }
1293         return;
1294       }
1295       case 0: {
1296         return;
1297       }
1298     }
1299   }
DecodeStep0()1300   void DecodeStep0() {
1301     if (!RefillTo1()) {
1302       Done1();
1303       return;
1304     }
1305     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1306     const auto op = GetOp10(index);
1307     const int consumed = op & 1;
1308     buffer_len_ -= consumed;
1309     const auto emit_ofs = op >> 1;
1310     sink_(GetEmit10(index, emit_ofs + 0));
1311   }
RefillTo1()1312   bool RefillTo1() {
1313     switch (buffer_len_) {
1314       case 0: {
1315         return Read1to8Bytes();
1316       }
1317     }
1318     return true;
1319   }
Read1to8Bytes()1320   bool Read1to8Bytes() {
1321     switch (end_ - begin_) {
1322       case 0: {
1323         return false;
1324       }
1325       case 1: {
1326         Fill1();
1327         return true;
1328       }
1329       case 2: {
1330         Fill2();
1331         return true;
1332       }
1333       case 3: {
1334         Fill3();
1335         return true;
1336       }
1337       case 4: {
1338         Fill4();
1339         return true;
1340       }
1341       case 5: {
1342         Fill5();
1343         return true;
1344       }
1345       case 6: {
1346         Fill6();
1347         return true;
1348       }
1349       case 7: {
1350         Fill7();
1351         return true;
1352       }
1353       default: {
1354         Fill8();
1355         return true;
1356       }
1357     }
1358   }
Done1()1359   void Done1() {
1360     done_ = true;
1361     ok_ = false;
1362   }
DecodeStep1()1363   void DecodeStep1() {
1364     if (!RefillTo14()) {
1365       Done2();
1366       return;
1367     }
1368     const auto index = (buffer_ >> (buffer_len_ - 14)) & 0x3fff;
1369     const auto op = GetOp11(index);
1370     const int consumed = op & 15;
1371     buffer_len_ -= consumed;
1372     const auto emit_ofs = op >> 8;
1373     switch ((op >> 4) & 15) {
1374       case 0: {
1375         sink_(GetEmit11(index, emit_ofs + 0));
1376         break;
1377       }
1378       case 1: {
1379         DecodeStep2();
1380         break;
1381       }
1382       case 2: {
1383         DecodeStep3();
1384         break;
1385       }
1386       case 3: {
1387         DecodeStep4();
1388         break;
1389       }
1390       case 4: {
1391         DecodeStep5();
1392         break;
1393       }
1394       case 5: {
1395         DecodeStep6();
1396         break;
1397       }
1398       case 6: {
1399         DecodeStep7();
1400         break;
1401       }
1402       case 7: {
1403         DecodeStep8();
1404         break;
1405       }
1406       case 8: {
1407         DecodeStep9();
1408         break;
1409       }
1410       case 9: {
1411         DecodeStep10();
1412         break;
1413       }
1414       case 10: {
1415         DecodeStep11();
1416         break;
1417       }
1418       case 11: {
1419         DecodeStep12();
1420         break;
1421       }
1422       case 12: {
1423         DecodeStep13();
1424         break;
1425       }
1426       case 13: {
1427         DecodeStep14();
1428         break;
1429       }
1430       case 14: {
1431         DecodeStep15();
1432         break;
1433       }
1434       case 15: {
1435         DecodeStep16();
1436         break;
1437       }
1438     }
1439   }
RefillTo14()1440   bool RefillTo14() {
1441     switch (buffer_len_) {
1442       case 0: {
1443         return Read2to8Bytes();
1444       }
1445       case 1:
1446       case 2:
1447       case 3:
1448       case 4:
1449       case 5: {
1450         return Read2to7Bytes();
1451       }
1452       case 6:
1453       case 7:
1454       case 8: {
1455         return Read1to7Bytes();
1456       }
1457       case 9:
1458       case 10:
1459       case 11:
1460       case 12:
1461       case 13: {
1462         return Read1to6Bytes();
1463       }
1464     }
1465     return true;
1466   }
Done2()1467   void Done2() {
1468     done_ = true;
1469     switch (end_ - begin_) {
1470       case 1: {
1471         Fill1();
1472         break;
1473       }
1474     }
1475     switch (buffer_len_) {
1476       case 1: {
1477         ok_ = (buffer_ & ((1 << buffer_len_) - 1)) == (1 << buffer_len_) - 1;
1478         return;
1479       }
1480       case 2: {
1481         const auto index = buffer_ & 3;
1482         const auto op = GetOp12(index);
1483         switch (op & 1) {
1484           case 0: {
1485             sink_(GetEmit12(index, (op >> 1) + 0));
1486             break;
1487           }
1488         }
1489         return;
1490       }
1491       case 3: {
1492         const auto index = buffer_ & 7;
1493         const auto op = GetOp13(index);
1494         switch (op & 3) {
1495           case 0: {
1496             ok_ = false;
1497             break;
1498           }
1499           case 1: {
1500             sink_(GetEmit13(index, (op >> 2) + 0));
1501             break;
1502           }
1503         }
1504         return;
1505       }
1506       case 4: {
1507         const auto index = buffer_ & 15;
1508         const auto op = GetOp14(index);
1509         switch (op & 3) {
1510           case 0: {
1511             ok_ = false;
1512             break;
1513           }
1514           case 1: {
1515             sink_(GetEmit14(index, (op >> 2) + 0));
1516             break;
1517           }
1518         }
1519         return;
1520       }
1521       case 5: {
1522         const auto index = buffer_ & 31;
1523         const auto op = GetOp15(index);
1524         switch (op & 3) {
1525           case 0: {
1526             ok_ = false;
1527             break;
1528           }
1529           case 1: {
1530             sink_(GetEmit15(index, (op >> 2) + 0));
1531             break;
1532           }
1533         }
1534         return;
1535       }
1536       case 6: {
1537         const auto index = buffer_ & 63;
1538         const auto op = GetOp16(index);
1539         switch (op & 3) {
1540           case 0: {
1541             ok_ = false;
1542             break;
1543           }
1544           case 1: {
1545             sink_(GetEmit16(index, (op >> 2) + 0));
1546             break;
1547           }
1548         }
1549         return;
1550       }
1551       case 7: {
1552         const auto index = buffer_ & 127;
1553         const auto op = GetOp17(index);
1554         switch (op & 3) {
1555           case 0: {
1556             sink_(GetEmit17(index, (op >> 2) + 0));
1557             sink_(GetEmit17(index, (op >> 2) + 1));
1558             break;
1559           }
1560           case 1: {
1561             ok_ = false;
1562             break;
1563           }
1564           case 2: {
1565             sink_(GetEmit17(index, (op >> 2) + 0));
1566             break;
1567           }
1568         }
1569         return;
1570       }
1571       case 8: {
1572         const auto index = buffer_ & 255;
1573         const auto op = GetOp18(index);
1574         switch (op & 3) {
1575           case 0: {
1576             ok_ = false;
1577             break;
1578           }
1579           case 1: {
1580             sink_(GetEmit18(index, (op >> 2) + 0));
1581             sink_(GetEmit18(index, (op >> 2) + 1));
1582             break;
1583           }
1584           case 2: {
1585             sink_(GetEmit18(index, (op >> 2) + 0));
1586             break;
1587           }
1588         }
1589         return;
1590       }
1591       case 9: {
1592         const auto index = buffer_ & 511;
1593         const auto op = GetOp19(index);
1594         switch (op & 3) {
1595           case 0: {
1596             ok_ = false;
1597             break;
1598           }
1599           case 1: {
1600             sink_(GetEmit19(index, (op >> 2) + 0));
1601             sink_(GetEmit19(index, (op >> 2) + 1));
1602             break;
1603           }
1604           case 2: {
1605             sink_(GetEmit19(index, (op >> 2) + 0));
1606             break;
1607           }
1608         }
1609         return;
1610       }
1611       case 10: {
1612         const auto index = buffer_ & 1023;
1613         const auto op = GetOp20(index);
1614         switch (op & 3) {
1615           case 0: {
1616             ok_ = false;
1617             break;
1618           }
1619           case 1: {
1620             sink_(GetEmit20(index, (op >> 2) + 0));
1621             sink_(GetEmit20(index, (op >> 2) + 1));
1622             break;
1623           }
1624           case 2: {
1625             sink_(GetEmit20(index, (op >> 2) + 0));
1626             break;
1627           }
1628         }
1629         return;
1630       }
1631       case 11: {
1632         const auto index = buffer_ & 2047;
1633         const auto op = GetOp21(index);
1634         switch (op & 3) {
1635           case 0: {
1636             ok_ = false;
1637             break;
1638           }
1639           case 1: {
1640             sink_(GetEmit21(index, (op >> 2) + 0));
1641             sink_(GetEmit21(index, (op >> 2) + 1));
1642             break;
1643           }
1644           case 2: {
1645             sink_(GetEmit21(index, (op >> 2) + 0));
1646             break;
1647           }
1648         }
1649         return;
1650       }
1651       case 12: {
1652         const auto index = buffer_ & 4095;
1653         const auto op = GetOp22(index);
1654         switch (op & 7) {
1655           case 0: {
1656             sink_(GetEmit22(index, (op >> 3) + 0));
1657             sink_(GetEmit22(index, (op >> 3) + 1));
1658             sink_(GetEmit22(index, (op >> 3) + 2));
1659             break;
1660           }
1661           case 1: {
1662             ok_ = false;
1663             break;
1664           }
1665           case 2: {
1666             sink_(GetEmit22(index, (op >> 3) + 0));
1667             sink_(GetEmit22(index, (op >> 3) + 1));
1668             break;
1669           }
1670           case 3: {
1671             sink_(GetEmit22(index, (op >> 3) + 0));
1672             break;
1673           }
1674         }
1675         return;
1676       }
1677       case 13: {
1678         const auto index = buffer_ & 8191;
1679         const auto op = GetOp23(index);
1680         switch (op & 7) {
1681           case 0: {
1682             ok_ = false;
1683             break;
1684           }
1685           case 1: {
1686             sink_(GetEmit23(index, (op >> 3) + 0));
1687             sink_(GetEmit23(index, (op >> 3) + 1));
1688             sink_(GetEmit23(index, (op >> 3) + 2));
1689             break;
1690           }
1691           case 2: {
1692             sink_(GetEmit23(index, (op >> 3) + 0));
1693             sink_(GetEmit23(index, (op >> 3) + 1));
1694             break;
1695           }
1696           case 3: {
1697             sink_(GetEmit23(index, (op >> 3) + 0));
1698             break;
1699           }
1700         }
1701         return;
1702       }
1703       case 0: {
1704         return;
1705       }
1706     }
1707   }
DecodeStep2()1708   void DecodeStep2() {
1709     if (!RefillTo1()) {
1710       Done3();
1711       return;
1712     }
1713     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1714     const auto op = GetOp24(index);
1715     const int consumed = op & 1;
1716     buffer_len_ -= consumed;
1717     const auto emit_ofs = op >> 1;
1718     sink_(GetEmit24(index, emit_ofs + 0));
1719   }
Done3()1720   void Done3() {
1721     done_ = true;
1722     ok_ = false;
1723   }
DecodeStep3()1724   void DecodeStep3() {
1725     if (!RefillTo1()) {
1726       Done4();
1727       return;
1728     }
1729     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1730     const auto op = GetOp25(index);
1731     const int consumed = op & 1;
1732     buffer_len_ -= consumed;
1733     const auto emit_ofs = op >> 1;
1734     sink_(GetEmit25(index, emit_ofs + 0));
1735   }
Done4()1736   void Done4() {
1737     done_ = true;
1738     ok_ = false;
1739   }
DecodeStep4()1740   void DecodeStep4() {
1741     if (!RefillTo1()) {
1742       Done5();
1743       return;
1744     }
1745     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1746     const auto op = GetOp26(index);
1747     const int consumed = op & 1;
1748     buffer_len_ -= consumed;
1749     const auto emit_ofs = op >> 1;
1750     sink_(GetEmit26(index, emit_ofs + 0));
1751   }
Done5()1752   void Done5() {
1753     done_ = true;
1754     ok_ = false;
1755   }
DecodeStep5()1756   void DecodeStep5() {
1757     if (!RefillTo1()) {
1758       Done6();
1759       return;
1760     }
1761     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1762     const auto op = GetOp27(index);
1763     const int consumed = op & 1;
1764     buffer_len_ -= consumed;
1765     const auto emit_ofs = op >> 1;
1766     sink_(GetEmit27(index, emit_ofs + 0));
1767   }
Done6()1768   void Done6() {
1769     done_ = true;
1770     ok_ = false;
1771   }
DecodeStep6()1772   void DecodeStep6() {
1773     if (!RefillTo1()) {
1774       Done7();
1775       return;
1776     }
1777     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1778     const auto op = GetOp28(index);
1779     const int consumed = op & 1;
1780     buffer_len_ -= consumed;
1781     const auto emit_ofs = op >> 1;
1782     sink_(GetEmit28(index, emit_ofs + 0));
1783   }
Done7()1784   void Done7() {
1785     done_ = true;
1786     ok_ = false;
1787   }
DecodeStep7()1788   void DecodeStep7() {
1789     if (!RefillTo1()) {
1790       Done8();
1791       return;
1792     }
1793     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1794     const auto op = GetOp29(index);
1795     const int consumed = op & 1;
1796     buffer_len_ -= consumed;
1797     const auto emit_ofs = op >> 1;
1798     sink_(GetEmit29(index, emit_ofs + 0));
1799   }
Done8()1800   void Done8() {
1801     done_ = true;
1802     ok_ = false;
1803   }
DecodeStep8()1804   void DecodeStep8() {
1805     if (!RefillTo1()) {
1806       Done9();
1807       return;
1808     }
1809     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1810     const auto op = GetOp30(index);
1811     const int consumed = op & 1;
1812     buffer_len_ -= consumed;
1813     const auto emit_ofs = op >> 1;
1814     sink_(GetEmit30(index, emit_ofs + 0));
1815   }
Done9()1816   void Done9() {
1817     done_ = true;
1818     ok_ = false;
1819   }
DecodeStep9()1820   void DecodeStep9() {
1821     if (!RefillTo1()) {
1822       Done10();
1823       return;
1824     }
1825     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1826     const auto op = GetOp31(index);
1827     const int consumed = op & 1;
1828     buffer_len_ -= consumed;
1829     const auto emit_ofs = op >> 1;
1830     sink_(GetEmit31(index, emit_ofs + 0));
1831   }
Done10()1832   void Done10() {
1833     done_ = true;
1834     ok_ = false;
1835   }
DecodeStep10()1836   void DecodeStep10() {
1837     if (!RefillTo1()) {
1838       Done11();
1839       return;
1840     }
1841     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1842     const auto op = GetOp32(index);
1843     const int consumed = op & 1;
1844     buffer_len_ -= consumed;
1845     const auto emit_ofs = op >> 1;
1846     sink_(GetEmit32(index, emit_ofs + 0));
1847   }
Done11()1848   void Done11() {
1849     done_ = true;
1850     ok_ = false;
1851   }
DecodeStep11()1852   void DecodeStep11() {
1853     if (!RefillTo1()) {
1854       Done12();
1855       return;
1856     }
1857     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1858     const auto op = GetOp33(index);
1859     const int consumed = op & 1;
1860     buffer_len_ -= consumed;
1861     const auto emit_ofs = op >> 1;
1862     sink_(GetEmit33(index, emit_ofs + 0));
1863   }
Done12()1864   void Done12() {
1865     done_ = true;
1866     ok_ = false;
1867   }
DecodeStep12()1868   void DecodeStep12() {
1869     if (!RefillTo1()) {
1870       Done13();
1871       return;
1872     }
1873     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1874     const auto op = GetOp34(index);
1875     const int consumed = op & 1;
1876     buffer_len_ -= consumed;
1877     const auto emit_ofs = op >> 1;
1878     sink_(GetEmit34(index, emit_ofs + 0));
1879   }
Done13()1880   void Done13() {
1881     done_ = true;
1882     ok_ = false;
1883   }
DecodeStep13()1884   void DecodeStep13() {
1885     if (!RefillTo1()) {
1886       Done14();
1887       return;
1888     }
1889     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1890     const auto op = GetOp35(index);
1891     const int consumed = op & 1;
1892     buffer_len_ -= consumed;
1893     const auto emit_ofs = op >> 1;
1894     sink_(GetEmit35(index, emit_ofs + 0));
1895   }
Done14()1896   void Done14() {
1897     done_ = true;
1898     ok_ = false;
1899   }
DecodeStep14()1900   void DecodeStep14() {
1901     if (!RefillTo1()) {
1902       Done15();
1903       return;
1904     }
1905     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1906     const auto op = GetOp36(index);
1907     const int consumed = op & 1;
1908     buffer_len_ -= consumed;
1909     const auto emit_ofs = op >> 1;
1910     sink_(GetEmit36(index, emit_ofs + 0));
1911   }
Done15()1912   void Done15() {
1913     done_ = true;
1914     ok_ = false;
1915   }
DecodeStep15()1916   void DecodeStep15() {
1917     if (!RefillTo1()) {
1918       Done16();
1919       return;
1920     }
1921     const auto index = (buffer_ >> (buffer_len_ - 1)) & 0x1;
1922     const auto op = GetOp37(index);
1923     const int consumed = op & 1;
1924     buffer_len_ -= consumed;
1925     const auto emit_ofs = op >> 1;
1926     sink_(GetEmit37(index, emit_ofs + 0));
1927   }
Done16()1928   void Done16() {
1929     done_ = true;
1930     ok_ = false;
1931   }
DecodeStep16()1932   void DecodeStep16() {
1933     if (!RefillTo3()) {
1934       Done17();
1935       return;
1936     }
1937     const auto index = (buffer_ >> (buffer_len_ - 3)) & 0x7;
1938     const auto op = GetOp38(index);
1939     const int consumed = op & 3;
1940     buffer_len_ -= consumed;
1941     const auto emit_ofs = op >> 3;
1942     switch ((op >> 2) & 1) {
1943       case 0: {
1944         sink_(GetEmit38(index, emit_ofs + 0));
1945         break;
1946       }
1947       case 1: {
1948         begin_ = end_;
1949         buffer_len_ = 0;
1950         break;
1951       }
1952     }
1953   }
RefillTo3()1954   bool RefillTo3() {
1955     switch (buffer_len_) {
1956       case 0: {
1957         return Read1to8Bytes();
1958       }
1959       case 1:
1960       case 2: {
1961         return Read1to7Bytes();
1962       }
1963     }
1964     return true;
1965   }
Done17()1966   void Done17() {
1967     done_ = true;
1968     switch (buffer_len_) {
1969       case 1: {
1970         const auto index = buffer_ & 1;
1971         const auto op = GetOp39(index);
1972         switch (op & 1) {
1973           case 0: {
1974             sink_(GetEmit39(index, (op >> 1) + 0));
1975             break;
1976           }
1977         }
1978         return;
1979       }
1980       case 2: {
1981         const auto index = buffer_ & 3;
1982         const auto op = GetOp40(index);
1983         switch (op & 3) {
1984           case 0: {
1985             ok_ = false;
1986             break;
1987           }
1988           case 1: {
1989             sink_(GetEmit40(index, (op >> 2) + 0));
1990             break;
1991           }
1992         }
1993         return;
1994       }
1995       case 0: {
1996         return;
1997       }
1998     }
1999   }
2000   F sink_;
2001   const uint8_t* begin_;
2002   const uint8_t* const end_;
2003   uint64_t buffer_ = 0;
2004   int buffer_len_ = 0;
2005   bool ok_ = true;
2006   bool done_ = false;
2007 };
2008 }  // namespace geometry_13_14
2009 }  // namespace grpc_core
2010 #endif  // GRPC_TEST_CPP_MICROBENCHMARKS_HUFFMAN_GEOMETRIES_DECODE_HUFF_13_14_H
2011