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/*+-----------------------------------------------------------------**
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**-----------------------------------------------------------------**
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** extensions/extbody.c **
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**-----------------------------------------------------------------**
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** First version: 07/12/2010 **
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**-----------------------------------------------------------------**
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*****************************************************************************
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* OpenScop: Structures and formats for polyhedral tools to talk together *
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*****************************************************************************
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* ,___,,_,__,,__,,__,,__,,_,__,,_,__,,__,,___,_,__,,_,__, *
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* / / / // // // // / / / // // / / // / /|,_, *
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* / / / // // // // / / / // // / / // / / / /\ *
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* |~~~|~|~~~|~~~|~~~|~~~|~|~~~|~|~~~|~~~|~~~|~|~~~|~|~~~|/_/ \ *
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* | G |C| P | = | L | P |=| = |C| = | = | = |=| = |=| C |\ \ /\ *
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* | R |l| o | = | e | l |=| = |a| = | = | = |=| = |=| L | \# \ /\ *
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* | A |a| l | = | t | u |=| = |n| = | = | = |=| = |=| o | |\# \ \ *
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* | P |n| l | = | s | t |=| = |d| = | = | = | | |=| o | | \# \ \ *
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* | H | | y | | e | o | | = |l| | | = | | | | G | | \ \ \ *
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* | I | | | | e | | | | | | | | | | | | | \ \ \ *
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* | T | | | | | | | | | | | | | | | | | \ \ \ *
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* | E | | | | | | | | | | | | | | | | | \ \ \ *
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* | * |*| * | * | * | * |*| * |*| * | * | * |*| * |*| * | / \* \ \ *
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* | O |p| e | n | S | c |o| p |-| L | i | b |r| a |r| y |/ \ \ / *
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* '---'-'---'---'---'---'-'---'-'---'---'---'-'---'-'---' '--' *
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* Copyright (C) 2008 University Paris-Sud 11 and INRIA *
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* (3-clause BSD license) *
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* Redistribution and use in source and binary forms, with or without *
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* modification, are permitted provided that the following conditions *
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* 1. Redistributions of source code must retain the above copyright notice, *
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* this list of conditions and the following disclaimer. *
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* 2. Redistributions in binary form must reproduce the above copyright *
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* notice, this list of conditions and the following disclaimer in the *
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* documentation and/or other materials provided with the distribution. *
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* 3. The name of the author may not be used to endorse or promote products *
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* derived from this software without specific prior written permission. *
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR *
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES *
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. *
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, *
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT *
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, *
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY *
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF *
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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* OpenScop Library, a library to manipulate OpenScop formats and data *
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* structures. Written by: *
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* Cedric Bastoul <Cedric.Bastoul@u-psud.fr> and *
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* Louis-Noel Pouchet <Louis-Noel.pouchet@inria.fr> *
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*****************************************************************************/
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#include <osl/macros.h>
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#include <osl/extensions/extbody.h>
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/*+***************************************************************************
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* Structure display function *
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*****************************************************************************/
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* osl_extbody_idump function:
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* this function displays an osl_extbody_t structure (*extbody) into a
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* file (file, possibly stdout) in a way that trends to be understandable. It
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* includes an indentation level (level) in order to work with others idump
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* \param[in] file The file where the information has to be printed.
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* \param[in] ebody The ebody structure to print.
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* \param[in] level Number of spaces before printing, for each line.
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void osl_extbody_idump(FILE * file, osl_extbody_p ebody, int level) {
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// Go to the right level.
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for (j = 0; j < level; j++)
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fprintf(file, "+-- osl_extbody_t\n");
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fprintf(file, "+-- NULL extbody\n");
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// Go to the right level.
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for(j = 0; j <= level; j++)
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fprintf(file, "|\t");
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// Display the number of ebody.
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fprintf(file, "nb_access: %d\n", ebody->nb_access);
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// Display the coordinates.
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for(i = 0; i < ebody->nb_access; i++) {
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// Go to the right level.
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for(j = 0; j <= level; j++)
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fprintf(file, "|\t");
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fprintf(file, "start: %d, length: %d\n",
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ebody->start[i], ebody->length[i]);
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osl_body_idump(file, ebody->body, level);
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for (j = 0; j <= level; j++)
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fprintf(file, "|\t");
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* osl_extbody_dump function:
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* this function prints the content of an osl_extbody_t structure
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* (*ebody) into a file (file, possibly stdout).
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* \param[in] file The file where the information has to be printed.
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* \param[in] ebody The ebody structure to print.
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void osl_extbody_dump(FILE * file, osl_extbody_p ebody) {
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osl_extbody_idump(file, ebody, 0);
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* osl_extbody_sprint function:
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* this function prints the content of an osl_extbody_t structure
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* (*ebody) into a string (returned) in the OpenScop textual format.
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* \param[in] ebody The ebody structure to print.
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* \return A string containing the OpenScop dump of the ebodystructure.
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char * osl_extbody_sprint(osl_extbody_p ebody) {
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int high_water_mark = OSL_MAX_STRING;
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char * string = NULL, * body_string = NULL;
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char buffer[OSL_MAX_STRING];
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OSL_malloc(string, char *, high_water_mark * sizeof(char));
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sprintf(buffer, "# Number of accesses\n");
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osl_util_safe_strcat(&string, buffer, &high_water_mark);
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sprintf(buffer, "%d\n", ebody->nb_access);
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osl_util_safe_strcat(&string, buffer, &high_water_mark);
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if (ebody->nb_access) {
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sprintf(buffer, "# Access coordinates (start/length)\n");
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osl_util_safe_strcat(&string, buffer, &high_water_mark);
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for (i = 0; i < ebody->nb_access; i++) {
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sprintf(buffer, "%d %d\n", ebody->start[i], ebody->length[i]);
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osl_util_safe_strcat(&string, buffer, &high_water_mark);
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body_string = osl_body_sprint(ebody->body);
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osl_util_safe_strcat(&string, body_string, &high_water_mark);
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/*****************************************************************************
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*****************************************************************************/
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* osl_extbody_sread function:
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* this function reads an extbody structure from a string complying
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* to the OpenScop textual format and returns a pointer to this
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* extbody structure. The string should contain only one textual
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* format of an extbody structure. The input parameter is updated to
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* the position in the input string this function reach right after reading the
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* \param[in,out] input The input string where to find an extbody
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* Updated to the position after what has been read.
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* \return A pointer to the extbody structure that has been read.
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osl_extbody_p osl_extbody_sread(char ** input) {
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OSL_debug("no extbody optional tag");
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// Find the number of ebody provided.
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nb_access = osl_util_read_int(NULL, input);
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// Allocate the array of start and length.
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ebody = osl_extbody_malloc();
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OSL_malloc(ebody->start, int *, nb_access * sizeof(int));
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OSL_malloc(ebody->length, int *, nb_access * sizeof(int));
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ebody->nb_access = nb_access;
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// Get each array start/length.
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for (k = 0; k < nb_access; k++) {
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ebody->start[k] = osl_util_read_int(NULL, input);
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ebody->length[k] = osl_util_read_int(NULL, input);
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ebody->body = osl_body_sread(input);
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/*+***************************************************************************
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* Memory allocation/deallocation function *
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*****************************************************************************/
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* osl_extbody_malloc function:
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* this function allocates the memory space for an osl_extbody_t
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* structure and sets its fields with default values. Then it returns a
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* pointer to the allocated space.
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* \return A pointer to an empty extbody structure with fields set to
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osl_extbody_p osl_extbody_malloc() {
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OSL_malloc(ebody, osl_extbody_p, sizeof(osl_extbody_t));
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ebody->nb_access = 0;
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ebody->length = NULL;
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* osl_extbody_free function:
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* this function frees the allocated memory for an ebody structure.
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* \param[in,out] ebody The pointer to the extbody structure we want to free.
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void osl_extbody_free(osl_extbody_p ebody) {
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osl_body_free(ebody->body);
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/*+***************************************************************************
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* Processing functions *
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*****************************************************************************/
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* osl_extbody_clone function:
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* this function builds and returns a "hard copy" (not a pointer copy) of an
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* osl_extbody_t data structure.
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* \param[in] ebody The pointer to the extbody structure to clone.
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* \return A pointer to the clone of the extbody structure.
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osl_extbody_p osl_extbody_clone(osl_extbody_p ebody) {
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clone = osl_extbody_malloc();
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clone->nb_access = ebody->nb_access;
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OSL_malloc(clone->start, int *, ebody->nb_access * sizeof(int));
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OSL_malloc(clone->length, int *, ebody->nb_access * sizeof(int));
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for (i = 0; i < ebody->nb_access; i++) {
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clone->start[i] = ebody->start[i];
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clone->length[i] = ebody->length[i];
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clone->body = osl_body_clone(ebody->body);
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* osl_extbody_equal function:
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* this function returns true if the two extbody structures are the
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* same (content-wise), false otherwise. This functions considers two
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* extbody structures as equal if the order of the array start/length
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* differ, however the identifiers, start and length must be the same.
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* \param[in] e1 The first extbody structure.
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* \param[in] e2 The second extbody structure.
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* \return 1 if e1 and e2 are the same (content-wise), 0 otherwise.
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int osl_extbody_equal(osl_extbody_p e1, osl_extbody_p e2) {
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if (((e1 == NULL) && (e2 != NULL)) || ((e1 != NULL) && (e2 == NULL))) {
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OSL_info("extbody are not the same");
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// Check whether the number of ebody is the same.
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if (e1->nb_access != e2->nb_access) {
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OSL_info("extbody are not the same");
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// We accept a different order of the start/length, as long as the
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// identifiers are the same.
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for (i = 0; i < e1->nb_access; i++) {
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for (j = 0; j < e2->nb_access; j++) {
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if ((e1->start[i] == e2->start[j]) &&
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(e1->length[i] == e2->length[j])) {
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OSL_info("extbody are not the same");
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return osl_body_equal(e1->body, e2->body);
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* osl_extbody_interface function:
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* this function creates an interface structure corresponding to the
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* extbody extension and returns it.
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* \return An interface structure for the extbody extension.
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osl_interface_p osl_extbody_interface() {
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osl_interface_p interface = osl_interface_malloc();
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OSL_strdup(interface->URI, OSL_URI_EXTBODY);
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interface->idump = (osl_idump_f)osl_extbody_idump;
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interface->sprint = (osl_sprint_f)osl_extbody_sprint;
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interface->sread = (osl_sread_f)osl_extbody_sread;
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interface->malloc = (osl_malloc_f)osl_extbody_malloc;
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interface->free = (osl_free_f)osl_extbody_free;
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interface->clone = (osl_clone_f)osl_extbody_clone;
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interface->equal = (osl_equal_f)osl_extbody_equal;
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* osl_extbody_add function:
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* This function add an entry in the list of coordinates
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void osl_extbody_add(osl_extbody_p ebody, int start, int length) {
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OSL_realloc(ebody->start, int*, sizeof(int) * ebody->nb_access);
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OSL_realloc(ebody->length, int*, sizeof(int) * ebody->nb_access);
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ebody->start[ebody->nb_access-1] = start;
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ebody->length[ebody->nb_access-1] = length;