diff options
Diffstat (limited to 'gcc-4.8/gcc/config/avr/gen-avr-mmcu-texi.c')
-rw-r--r-- | gcc-4.8/gcc/config/avr/gen-avr-mmcu-texi.c | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/config/avr/gen-avr-mmcu-texi.c b/gcc-4.8/gcc/config/avr/gen-avr-mmcu-texi.c new file mode 100644 index 000000000..55335f98d --- /dev/null +++ b/gcc-4.8/gcc/config/avr/gen-avr-mmcu-texi.c @@ -0,0 +1,130 @@ +/* Copyright (C) 2012-2013 Free Software Foundation, Inc. + Contributed by Georg-Johann Lay (avr@gjlay.de) + + This file is part of GCC. + + GCC is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3, or (at your option) + any later version. + + GCC is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GCC; see the file COPYING3. If not see + <http://www.gnu.org/licenses/>. */ + +#include <stdlib.h> +#include <stdio.h> + +#define IN_GEN_AVR_MMCU_TEXI + +#include "avr-arch.h" +#include "avr-devices.c" + +static const char* +mcu_name[sizeof avr_mcu_types / sizeof avr_mcu_types[0]]; + +static int letter (char c) +{ + return c >= 'a' && c <= 'z'; +} + +static int digit (char c) +{ + return c >= '0' && c <= '9'; +} + +static int +comparator (const void *va, const void *vb) +{ + const char *a = *(const char* const*) va; + const char *b = *(const char* const*) vb; + + while (*a && *b) + { + /* Make letters smaller than digits so that `atmega16a' follows + `atmega16' without `atmega161' etc. between them. */ + + if (letter (*a) && digit (*b)) + return -1; + + if (digit (*a) && letter (*b)) + return 1; + + if (*a != *b) + return *a - *b; + + a++; + b++; + } + + return *a - *b; +} + +static void +print_mcus (size_t n_mcus) +{ + size_t i; + + if (!n_mcus) + return; + + qsort (mcu_name, n_mcus, sizeof (char*), comparator); + + printf ("@*@var{mcu}@tie{}="); + + for (i = 0; i < n_mcus; i++) + printf (" @code{%s}%s", mcu_name[i], i == n_mcus-1 ? ".\n\n" : ","); +} + +int main (void) +{ + enum avr_arch arch = ARCH_UNKNOWN; + size_t i, n_mcus = 0; + const avr_mcu_t *mcu; + + printf ("@c Copyright (C) 2012-2013 Free Software Foundation, Inc.\n"); + printf ("@c This is part of the GCC manual.\n"); + printf ("@c For copying conditions, see the file " + "gcc/doc/include/fdl.texi.\n\n"); + + printf ("@c This file is generated automatically using\n"); + printf ("@c gcc/config/avr/gen-avr-mmcu-texi.c from:\n"); + printf ("@c gcc/config/avr/avr-arch.h\n"); + printf ("@c gcc/config/avr/avr-devices.c\n"); + printf ("@c gcc/config/avr/avr-mcus.def\n\n"); + + printf ("@c Please do not edit manually.\n\n"); + + printf ("@table @code\n\n"); + + for (mcu = avr_mcu_types; mcu->name; mcu++) + { + if (mcu->macro == NULL) + { + arch = mcu->arch; + + /* Start a new architecture: Flush the MCUs collected so far. */ + + print_mcus (n_mcus); + n_mcus = 0; + + for (i = 0; i < sizeof (avr_texinfo) / sizeof (*avr_texinfo); i++) + if (arch == avr_texinfo[i].arch) + printf ("@item %s\n%s\n", mcu->name, avr_texinfo[i].texinfo); + } + else if (arch == (enum avr_arch) mcu->arch) + { + mcu_name[n_mcus++] = mcu->name; + } + } + + print_mcus (n_mcus); + printf ("@end table\n"); + + return EXIT_SUCCESS; +} |