isl_vec.c File Reference

#include "isl_vec.h"

Go to the source code of this file.

Functions
struct isl_vec *	isl_vec_alloc (struct isl_ctx *ctx, unsigned size)
struct isl_vec *	isl_vec_copy (struct isl_ctx *ctx, struct isl_vec *vec)
struct isl_vec *	isl_vec_dup (struct isl_ctx *ctx, struct isl_vec *vec)
struct isl_vec *	isl_vec_cow (struct isl_ctx *ctx, struct isl_vec *vec)
void	isl_vec_free (struct isl_ctx *ctx, struct isl_vec *vec)
void	isl_vec_dump (struct isl_ctx *ctx, struct isl_vec *vec, FILE *out, int indent)
void	isl_vec_lcm (struct isl_ctx *ctx, struct isl_vec *vec, isl_int *lcm)

---

Function Documentation

struct isl_vec* isl_vec_alloc	(	struct isl_ctx *	ctx,
		unsigned	size
	)			[read]

Definition at line 3 of file isl_vec.c.

{
        struct isl_vec *vec;

        vec = isl_alloc_type(ctx, struct isl_vec);
        if (!vec)
                return NULL;

        vec->block = isl_blk_alloc(ctx, size);
        if (isl_blk_is_error(vec->block))
                goto error;

        vec->ref = 1;
        vec->size = size;

        return vec;
error:
        isl_blk_free(ctx, vec->block);
        return NULL;
}

struct isl_vec* isl_vec_copy	(	struct isl_ctx *	ctx,
		struct isl_vec *	vec
	)			[read]

Definition at line 24 of file isl_vec.c.

{
        if (!vec)
                return NULL;

        vec->ref++;
        return vec;
}

struct isl_vec* isl_vec_dup	(	struct isl_ctx *	ctx,
		struct isl_vec *	vec
	)			[read]

Definition at line 33 of file isl_vec.c.

{
        struct isl_vec *vec2;

        if (!vec)
                return NULL;
        vec2 = isl_vec_alloc(ctx, vec->size);
        isl_seq_cpy(vec2->block.data, vec->block.data, vec->size);
        return vec2;
}

struct isl_vec* isl_vec_cow	(	struct isl_ctx *	ctx,
		struct isl_vec *	vec
	)			[read]

Definition at line 44 of file isl_vec.c.

{
        struct isl_vec *vec2;
        if (!vec)
                return NULL;

        if (vec->ref == 1)
                return vec;

        vec2 = isl_vec_dup(ctx, vec);
        isl_vec_free(ctx, vec);
        return vec2;
}

void isl_vec_free	(	struct isl_ctx *	ctx,
		struct isl_vec *	vec
	)

Definition at line 58 of file isl_vec.c.

{
        if (!vec)
                return;

        if (--vec->ref > 0)
                return;

        isl_blk_free(ctx, vec->block);
        free(vec);
}

void isl_vec_dump	(	struct isl_ctx *	ctx,
		struct isl_vec *	vec,
		FILE *	out,
		int	indent
	)

Definition at line 70 of file isl_vec.c.

{
        int i;

        if (!vec) {
                fprintf(out, "%*snull vec\n", indent, "");
                return;
        }

        fprintf(out, "%*s[", indent, "");
        for (i = 0; i < vec->size; ++i) {
                if (i)
                    fprintf(out, ",");
                isl_int_print(out, vec->block.data[i], 0);
        }
        fprintf(out, "]\n");
}

void isl_vec_lcm	(	struct isl_ctx *	ctx,
		struct isl_vec *	vec,
		isl_int *	lcm
	)

Definition at line 89 of file isl_vec.c.

{
        isl_seq_lcm(vec->block.data, vec->size, lcm);
}