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Diffstat (limited to 'src/lib/ppc405lib/stdlib.c')
| -rw-r--r-- | src/lib/ppc405lib/stdlib.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/lib/ppc405lib/stdlib.c b/src/lib/ppc405lib/stdlib.c new file mode 100644 index 0000000..a15308d --- /dev/null +++ b/src/lib/ppc405lib/stdlib.c @@ -0,0 +1,115 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/lib/ppc405lib/stdlib.c $ */ +/* */ +/* OpenPOWER OnChipController Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2015 */ +/* [+] International Business Machines Corp. */ +/* */ +/* */ +/* Licensed under the Apache License, Version 2.0 (the "License"); */ +/* you may not use this file except in compliance with the License. */ +/* You may obtain a copy of the License at */ +/* */ +/* http://www.apache.org/licenses/LICENSE-2.0 */ +/* */ +/* Unless required by applicable law or agreed to in writing, software */ +/* distributed under the License is distributed on an "AS IS" BASIS, */ +/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */ +/* implied. See the License for the specific language governing */ +/* permissions and limitations under the License. */ +/* */ +/* IBM_PROLOG_END_TAG */ +// $Id: stdlib.c,v 1.1.1.1 2013/12/11 20:49:20 bcbrock Exp $ +// $Source: /afs/awd/projects/eclipz/KnowledgeBase/.cvsroot/eclipz/chips/p8/working/procedures/lib/stdlib.c,v $ +//----------------------------------------------------------------------------- +// *! (C) Copyright International Business Machines Corp. 2013 +// *! All Rights Reserved -- Property of IBM +// *! *** IBM Confidential *** +//----------------------------------------------------------------------------- + +/// \file stdlib.c +/// \brief Functions from <stdlib.h> +/// +/// \note The strtoX() APIs are defined in strtox.[ch] + +#include "ssx.h" +#include "ctype.h" +#include "libssx.h" +#include <stdlib.h> + + +/// Convert a string to a long integer - base 10 only +/// +/// atol(str) is defined here as strtol(str, 0, 10) in sympathy with the POSIX +/// standard. Note that by specification "atol() does not detect +/// errors", however here it will behave the same as the strtol() call just +/// mentioned. + +long +atol(const char *str) +{ + return strtol(str, 0, 10); +} + + +/// Convert a string to an integer - base 10 only +/// +/// atoi(str) is defined here as strtol(str, 0, 10) in sympathy with the POSIX +/// standard. Note that by specification "atoi() does not detect errors", +/// however in this implementation the long integer returned by the strtol() +/// call just mentioned is simply converted to an int. + +int +atoi(const char *str) +{ + return strtol(str, 0, 10); +} + + +/// 'Exit' an application +/// +/// An SSX application can not really 'exit'. By convention, exit(0) is the +/// same as ssx_halt(). Calling exit() with a non-zero code causes a kernel +/// panic - the exit code will be found in R3 on PowerPC. +/// +/// Note that to exit a thread, the thread can either return from the thread +/// entry routine or explicitly call ssx_complete(). exit() was implemented +/// to allow porting of the EEMBC benchmarks. + +void +exit(int status) +{ + if (status) { + SSX_PANIC(ERROR_EXIT); + } + ssx_halt(); +} + + +/// Compute the absolute value of the integer argument +int +abs(int i) +{ + return ((i < 0) ? -i : i); +} + + +/// Compute the absolute value of the long integer argument +long int +labs(long int i) +{ + return ((i < 0) ? -i : i); +} + + +/// Compute the absolute value of the long long integer argument +long long int +llabs(long long int i) +{ + return ((i < 0) ? -i : i); +} + + |
