diff options
Diffstat (limited to 'newlib/libc/sys/epiphany/e_printf.c')
| -rw-r--r-- | newlib/libc/sys/epiphany/e_printf.c | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/newlib/libc/sys/epiphany/e_printf.c b/newlib/libc/sys/epiphany/e_printf.c deleted file mode 100644 index a93c34320..000000000 --- a/newlib/libc/sys/epiphany/e_printf.c +++ /dev/null @@ -1,150 +0,0 @@ -/* e_printf.c - - Copyright (c) 2011, Adapteva, Inc. - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - * Neither the name of Adapteva nor the names of its contributors may be - used to endorse or promote products derived from this software without - specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - POSSIBILITY OF SUCH DAMAGE. */ -#include <stdarg.h> -#include <string.h> - - - - -int trap_7( char *s , int _bsize, int _argsize) { - volatile register void* buff_adrr asm("r0") = s; - volatile register unsigned bsize asm("r1") = _bsize; - volatile register unsigned argsize asm("r2") = _argsize; - volatile register int result asm("r0"); - __asm__ __volatile__ ("trap 7" : "=r" (result) : "r" (buff_adrr), "r" (bsize) , "r" (argsize)); - return result; - -} - -//#include <stdio.h> -//#include <string.h> -//#include <stdlib.h> - -volatile static int*fp_int =0; -volatile int getIntFromFloat(float *f) { - fp_int= (int*)f; - - return *fp_int; -} - - -int e_printf(const char *fmt, ...) { - - char buf[256],*p,*fmt_p; - va_list args; - int percentMet=0; - int pos = 0; - - char *v_arg_s; - unsigned v_arg_int; - float fl_f[1]; - - unsigned fmt_len = strnlen(fmt,128); - - fmt_p = (char*)fmt; - - //printf("---- 111 +++ %d \n", strlen(fmt)); - - va_start(args, fmt); - - p = (char*)buf; - - strcpy(buf,fmt); - pos =fmt_len; - p[pos] = '\0'; - pos++; - - va_start(args, fmt); - - while (*fmt_p) { - -// putchar(*p); -// puts(""); - - if(*fmt_p == '%') { - percentMet=1; - } - if(*fmt_p == 's' && percentMet == 1 ) { - percentMet=0; - v_arg_s = va_arg(args, char *); - if (!v_arg_s) v_arg_s = "<NULL>"; - - strcpy(p + pos , v_arg_s ); - pos+=strlen(v_arg_s); - - p[pos] = '\0'; - pos++; - } - - if((*fmt_p == 'i' || *fmt_p == 'd' || *fmt_p == 'u' || *fmt_p == 'x' || *fmt_p == 'f' ) && percentMet == 1 ) { - percentMet=0; - if(*fmt_p == 'f' ) { - fl_f[0] = (float)va_arg(args, double); - //printf("v_arg_ float --- %f \n", fl_f[0]); - //printf("v_arg_ p --- %x \n", *( (unsigned *)fl_f)); - - v_arg_int = getIntFromFloat (fl_f); - - //v_arg_int = 0; - - } else { - v_arg_int = (int)va_arg(args, int); - } - -// if(*fmt_p == 'd') { -// printf("v_arg_int --- %d \n", v_arg_int); -// } -// if(*fmt_p == 'x') { -// printf("v_arg_int --- %x \n", v_arg_int); -// } -// if(*fmt_p == 'f') { -// printf("fff++v_arg_int --- %x \n", v_arg_int); -// fl = (float*)&v_arg_int; -// printf("fff++ v_arg_float --- %f \n", *fl); -// } - - *(p + pos) = ((v_arg_int>>24) & 0xff); - pos++; - *(p + pos) = ((v_arg_int>>16) & 0xff); - pos++; - *(p + pos) = ((v_arg_int>>8) & 0xff); - pos++; - *(p + pos) = ((v_arg_int>>0) & 0xff); - pos++; - } - - fmt_p++; - } - - va_end(args); - - //printf(" +++ %d %d \n" , strlen(fmt), pos); - - return trap_7((char*)buf ,fmt_len, pos) ; - //return 1; -} |