| 1 | /* |
| 2 | * Copyright (C) 2013-2019 Free Software Foundation, Inc. |
| 3 | * |
| 4 | * This file is part of GNU lightning. |
| 5 | * |
| 6 | * GNU lightning is free software; you can redistribute it and/or modify it |
| 7 | * under the terms of the GNU Lesser General Public License as published |
| 8 | * by the Free Software Foundation; either version 3, or (at your option) |
| 9 | * any later version. |
| 10 | * |
| 11 | * GNU lightning is distributed in the hope that it will be useful, but |
| 12 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
| 13 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
| 14 | * License for more details. |
| 15 | * |
| 16 | * Authors: |
| 17 | * Paulo Cesar Pereira de Andrade |
| 18 | */ |
| 19 | |
| 20 | #include <lightning.h> |
| 21 | #include <lightning/jit_private.h> |
| 22 | #include <stdio.h> |
| 23 | #include "lib/jit_names.c" |
| 24 | |
| 25 | jit_int16_t _szs[jit_code_last_code]; |
| 26 | |
| 27 | int |
| 28 | main(int argc, char *argv[]) |
| 29 | { |
| 30 | FILE *fp; |
| 31 | jit_word_t offset; |
| 32 | int code, size, max; |
| 33 | |
| 34 | if ((fp = fopen(JIT_SIZE_PATH, "r")) == NULL) |
| 35 | exit(-1); |
| 36 | while (fscanf(fp, "%d %d\n", &code, &size) == 2) { |
| 37 | if (_szs[code] < size) |
| 38 | _szs[code] = size; |
| 39 | } |
| 40 | fclose(fp); |
| 41 | |
| 42 | max = 0; |
| 43 | for (offset = 0; offset < jit_code_last_code; offset++) { |
| 44 | #if defined(__ia64__) |
| 45 | if (_szs[offset] > 16) |
| 46 | _szs[offset] = _szs[offset] / 3 + 16 & -16; |
| 47 | #endif |
| 48 | if (max < _szs[offset]) |
| 49 | max = _szs[offset]; |
| 50 | } |
| 51 | |
| 52 | if ((fp = fopen(JIT_SIZE_PATH, "w")) == NULL) |
| 53 | exit(-1); |
| 54 | |
| 55 | |
| 56 | #if __X64 || __X32 |
| 57 | # if __X64 |
| 58 | fprintf(fp, "#if __X64\n"); |
| 59 | # if __X64_32 |
| 60 | fprintf(fp, "# if __X64_32\n"); |
| 61 | # else |
| 62 | fprintf(fp, "# if !__X64_32\n"); |
| 63 | # endif |
| 64 | # else |
| 65 | fprintf(fp, "#if __X32\n"); |
| 66 | # endif |
| 67 | #else |
| 68 | fprintf(fp, "#if __WORDSIZE == %d\n", __WORDSIZE); |
| 69 | #endif |
| 70 | #if defined(__arm__) |
| 71 | # if defined(__ARM_PCS_VFP) |
| 72 | fprintf(fp, "#if defined(__ARM_PCS_VFP)\n"); |
| 73 | # else |
| 74 | fprintf(fp, "#if !defined(__ARM_PCS_VFP)\n"); |
| 75 | # endif |
| 76 | #elif defined(__powerpc__) |
| 77 | fprintf(fp, "#if defined(__powerpc__)\n"); |
| 78 | fprintf(fp, "#if __BYTE_ORDER == %s\n", |
| 79 | __BYTE_ORDER == __BIG_ENDIAN ? "__BIG_ENDIAN" : "__LITTLE_ENDIAN"); |
| 80 | # if __WORDSIZE == 32 |
| 81 | fprintf(fp, "#if %s\n", |
| 82 | # if !_CALL_SYSV |
| 83 | "!" |
| 84 | # endif |
| 85 | "_CALL_SYSV" |
| 86 | ); |
| 87 | # endif |
| 88 | #endif |
| 89 | fprintf(fp, "#define JIT_INSTR_MAX %d\n", max); |
| 90 | for (offset = 0; offset < jit_code_last_code; offset++) |
| 91 | fprintf(fp, " %d, /* %s */\n", _szs[offset], code_name[offset]); |
| 92 | #if defined(__arm__) |
| 93 | fprintf(fp, "#endif /* __ARM_PCS_VFP */\n"); |
| 94 | #elif defined(__powerpc__) |
| 95 | # if __WORDSIZE == 32 |
| 96 | fprintf(fp, "#endif /* " |
| 97 | # if !_CALL_SYSV |
| 98 | "!" |
| 99 | # endif |
| 100 | "_CALL_SYSV" |
| 101 | " */\n"); |
| 102 | # endif |
| 103 | fprintf(fp, "#endif /* __BYTE_ORDER */\n"); |
| 104 | fprintf(fp, "#endif /* __powerpc__ */\n"); |
| 105 | #endif |
| 106 | #if __X64 || __X32 |
| 107 | # if __X64 |
| 108 | fprintf(fp, "# endif /* __X64_32 */\n"); |
| 109 | fprintf(fp, "#endif /* __X64 */\n"); |
| 110 | # else |
| 111 | fprintf(fp, "#endif /* __X32 */\n"); |
| 112 | # endif |
| 113 | #else |
| 114 | fprintf(fp, "#endif /* __WORDSIZE */\n"); |
| 115 | #endif |
| 116 | |
| 117 | fclose(fp); |
| 118 | |
| 119 | return (0); |
| 120 | } |