2 * Copyright 2008-2009 Katholieke Universiteit Leuven
4 * Use of this software is governed by the MIT license
6 * Written by Sven Verdoolaege, K.U.Leuven, Departement
7 * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
10 #include <isl_ctx_private.h>
12 #include <isl_options_private.h>
14 #define __isl_calloc(type,size) ((type *)calloc(1, size))
15 #define __isl_calloc_type(type) __isl_calloc(type,sizeof(type))
17 void isl_handle_error(isl_ctx *ctx, enum isl_error error, const char *msg,
18 const char *file, int line)
23 isl_ctx_set_error(ctx, error);
25 switch (ctx->opt->on_error) {
26 case ISL_ON_ERROR_WARN:
27 fprintf(stderr, "%s:%d: %s\n", file, line, msg);
29 case ISL_ON_ERROR_CONTINUE:
31 case ISL_ON_ERROR_ABORT:
32 fprintf(stderr, "%s:%d: %s\n", file, line, msg);
38 static struct isl_options *find_nested_options(struct isl_args *args,
39 void *opt, struct isl_args *wanted)
42 struct isl_options *options;
47 for (i = 0; args->args[i].type != isl_arg_end; ++i) {
48 if (args->args[i].type != isl_arg_child)
50 options = find_nested_options(args->args[i].u.child.child,
51 *(void **)(((char *)opt) + args->args[i].offset),
60 static struct isl_options *find_nested_isl_options(struct isl_args *args,
63 return find_nested_options(args, opt, &isl_options_args);
66 void *isl_ctx_peek_options(isl_ctx *ctx, struct isl_args *args)
70 if (args == &isl_options_args)
72 return find_nested_options(ctx->user_args, ctx->user_opt, args);
75 isl_ctx *isl_ctx_alloc_with_options(struct isl_args *args, void *user_opt)
77 struct isl_ctx *ctx = NULL;
78 struct isl_options *opt = NULL;
79 int opt_allocated = 0;
84 opt = find_nested_isl_options(args, user_opt);
86 opt = isl_options_new_with_defaults();
92 ctx = __isl_calloc_type(struct isl_ctx);
96 if (isl_hash_table_init(ctx, &ctx->id_table, 0))
99 ctx->stats = isl_calloc_type(ctx, struct isl_stats);
103 ctx->user_args = args;
104 ctx->user_opt = user_opt;
105 ctx->opt_allocated = opt_allocated;
109 isl_int_init(ctx->zero);
110 isl_int_set_si(ctx->zero, 0);
112 isl_int_init(ctx->one);
113 isl_int_set_si(ctx->one, 1);
115 isl_int_init(ctx->two);
116 isl_int_set_si(ctx->two, 2);
118 isl_int_init(ctx->negone);
119 isl_int_set_si(ctx->negone, -1);
121 isl_int_init(ctx->normalize_gcd);
126 ctx->error = isl_error_none;
130 isl_args_free(args, user_opt);
132 isl_options_free(opt);
137 struct isl_ctx *isl_ctx_alloc()
139 struct isl_options *opt;
141 opt = isl_options_new_with_defaults();
143 return isl_ctx_alloc_with_options(&isl_options_args, opt);
146 void isl_ctx_ref(struct isl_ctx *ctx)
151 void isl_ctx_deref(struct isl_ctx *ctx)
153 isl_assert(ctx, ctx->ref > 0, return);
157 void isl_ctx_free(struct isl_ctx *ctx)
162 isl_die(ctx, isl_error_invalid,
163 "isl_ctx freed, but some objects still reference it",
166 isl_hash_table_clear(&ctx->id_table);
167 isl_blk_clear_cache(ctx);
168 isl_int_clear(ctx->zero);
169 isl_int_clear(ctx->one);
170 isl_int_clear(ctx->two);
171 isl_int_clear(ctx->negone);
172 isl_int_clear(ctx->normalize_gcd);
173 isl_args_free(ctx->user_args, ctx->user_opt);
174 if (ctx->opt_allocated)
175 isl_options_free(ctx->opt);
180 struct isl_options *isl_ctx_options(isl_ctx *ctx)
187 enum isl_error isl_ctx_last_error(isl_ctx *ctx)
192 void isl_ctx_reset_error(isl_ctx *ctx)
194 ctx->error = isl_error_none;
197 void isl_ctx_set_error(isl_ctx *ctx, enum isl_error error)
203 void isl_ctx_abort(isl_ctx *ctx)
209 void isl_ctx_resume(isl_ctx *ctx)
215 int isl_ctx_aborted(isl_ctx *ctx)
217 return ctx ? ctx->abort : -1;
220 int isl_ctx_parse_options(isl_ctx *ctx, int argc, char **argv, unsigned flags)
224 return isl_args_parse(ctx->user_args, argc, argv, ctx->user_opt, flags);