| Vidhya Sudhan Loganathan | 17b0f8b | 2019-01-08 12:17:03 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (c) 2019 ARM Limited. |
| 3 | * |
| 4 | * SPDX-License-Identifier: MIT |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to |
| 8 | * deal in the Software without restriction, including without limitation the |
| 9 | * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or |
| 10 | * sell copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in all |
| 14 | * copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | #ifndef ARM_COMPUTE_REPEAT_H |
| 25 | #define ARM_COMPUTE_REPEAT_H |
| 26 | |
| 27 | /** Macros that help in loop unrolling */ |
| 28 | //Repeat macros with 3 param, excluding the implicit ID param |
| 29 | #define REPEAT_3_1(P_X, P_A, P_B, P_C) P_X##_DEF(0, P_A, P_B, P_C) |
| 30 | #define REPEAT_3_2(P_X, P_A, P_B, P_C) \ |
| 31 | P_X##_DEF(1, P_A, P_B, P_C); \ |
| 32 | REPEAT_3_1(P_X, P_A, P_B, P_C) |
| 33 | #define REPEAT_3_3(P_X, P_A, P_B, P_C) \ |
| 34 | P_X##_DEF(2, P_A, P_B, P_C); \ |
| 35 | REPEAT_3_2(P_X, P_A, P_B, P_C) |
| 36 | #define REPEAT_3_4(P_X, P_A, P_B, P_C) \ |
| 37 | P_X##_DEF(3, P_A, P_B, P_C); \ |
| 38 | REPEAT_3_3(P_X, P_A, P_B, P_C) |
| 39 | #define REPEAT_3_5(P_X, P_A, P_B, P_C) \ |
| 40 | P_X##_DEF(4, P_A, P_B, P_C); \ |
| 41 | REPEAT_3_4(P_X, P_A, P_B, P_C) |
| 42 | #define REPEAT_3_6(P_X, P_A, P_B, P_C) \ |
| 43 | P_X##_DEF(5, P_A, P_B, P_C); \ |
| 44 | REPEAT_3_5(P_X, P_A, P_B, P_C) |
| 45 | #define REPEAT_3_7(P_X, P_A, P_B, P_C) \ |
| 46 | P_X##_DEF(6, P_A, P_B, P_C); \ |
| 47 | REPEAT_3_6(P_X, P_A, P_B, P_C) |
| 48 | #define REPEAT_3_8(P_X, P_A, P_B, P_C) \ |
| 49 | P_X##_DEF(7, P_A, P_B, P_C); \ |
| 50 | REPEAT_3_7(P_X, P_A, P_B, P_C) |
| 51 | #define REPEAT_3_9(P_X, P_A, P_B, P_C) \ |
| 52 | P_X##_DEF(8, P_A, P_B, P_C); \ |
| 53 | REPEAT_3_8(P_X, P_A, P_B, P_C) |
| 54 | #define REPEAT_3_10(P_X, P_A, P_B, P_C) \ |
| 55 | P_X##_DEF(9, P_A, P_B, P_C); \ |
| 56 | REPEAT_3_9(P_X, P_A, P_B, P_C) |
| 57 | #define REPEAT_3_11(P_X, P_A, P_B, P_C) \ |
| 58 | P_X##_DEF(A, P_A, P_B, P_C); \ |
| 59 | REPEAT_3_10(P_X, P_A, P_B, P_C) |
| 60 | #define REPEAT_3_12(P_X, P_A, P_B, P_C) \ |
| 61 | P_X##_DEF(B, P_A, P_B, P_C); \ |
| 62 | REPEAT_3_11(P_X, P_A, P_B, P_C) |
| 63 | #define REPEAT_3_13(P_X, P_A, P_B, P_C) \ |
| 64 | P_X##_DEF(C, P_A, P_B, P_C); \ |
| 65 | REPEAT_3_12(P_X, P_A, P_B, P_C) |
| 66 | #define REPEAT_3_14(P_X, P_A, P_B, P_C) \ |
| 67 | P_X##_DEF(D, P_A, P_B, P_C); \ |
| 68 | REPEAT_3_13(P_X, P_A, P_B, P_C) |
| 69 | #define REPEAT_3_15(P_X, P_A, P_B, P_C) \ |
| 70 | P_X##_DEF(E, P_A, P_B, P_C); \ |
| 71 | REPEAT_3_14(P_X, P_A, P_B, P_C) |
| 72 | #define REPEAT_3_16(P_X, P_A, P_B, P_C) \ |
| 73 | P_X##_DEF(F, P_A, P_B, P_C); \ |
| 74 | REPEAT_3_15(P_X, P_A, P_B, P_C) |
| 75 | |
| 76 | #define REPEAT_DEF_3_N(P_NUM, P_OP, P_A, P_B, P_C) REPEAT_3_##P_NUM(P_OP, P_A, P_B, P_C) //One level of indirection to ensure order of expansion does not affect preprocessing P_NUM |
| 77 | #define REPEAT_3_N(P_NUM, P_OP, P_A, P_B, P_C) REPEAT_DEF_3_N(P_NUM, P_OP, P_A, P_B, P_C) |
| 78 | |
| 79 | //Macro for initializing N variables. generates N statements that defines VAR##N = RHS_ACCESSOR_DEF(...) |
| 80 | #define VAR_INIT_TO_CONST_DEF(ID, TYPE, VAR, VAL) TYPE VAR##ID = VAL |
| 81 | #define REPEAT_VAR_INIT_TO_CONST(N, TYPE, VAR, VAL) REPEAT_3_N(N, VAR_INIT_TO_CONST, TYPE, VAR, VAL) |
| 82 | |
| 83 | #endif // ARM_COMPUTE_REPEAT_H |