| 1 | #ifndef ISL_VAL_PRIVATE_H |
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| 2 | #define ISL_VAL_PRIVATE_H |
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| 3 | |
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| 4 | #include <isl_int.h> |
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| 5 | #include <isl/val.h> |
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| 6 | #include <isl/local_space.h> |
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| 7 | #include <isl_reordering.h> |
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| 8 | |
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| 9 | /* Represents a "value", which may be an integer value, a rational value, |
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| 10 | * plus or minus infinity or "not a number". |
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| 11 | * |
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| 12 | * Internally, +infinity is represented as 1/0, |
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| 13 | * -infinity as -1/0 and NaN as 0/0. |
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| 14 | * |
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| 15 | * A rational value is always normalized before it is passed to the user. |
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| 16 | */ |
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| 17 | struct isl_val { |
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| 18 | int ref; |
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| 19 | isl_ctx *ctx; |
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| 20 | |
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| 21 | isl_int n; |
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| 22 | isl_int d; |
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| 23 | }; |
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| 24 | |
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| 25 | #undef EL |
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| 26 | #define EL isl_val |
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| 27 | |
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| 28 | #include <isl_list_templ.h> |
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| 29 | |
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| 30 | __isl_give isl_val *isl_val_alloc(isl_ctx *ctx); |
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| 31 | __isl_give isl_val *isl_val_normalize(__isl_take isl_val *v); |
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| 32 | __isl_give isl_val *isl_val_int_from_isl_int(isl_ctx *ctx, isl_int n); |
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| 33 | __isl_give isl_val *isl_val_rat_from_isl_int(isl_ctx *ctx, |
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| 34 | isl_int n, isl_int d); |
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| 35 | __isl_give isl_val *isl_val_cow(__isl_take isl_val *val); |
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| 36 | |
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| 37 | isl_stat isl_val_get_num_isl_int(__isl_keep isl_val *v, isl_int *n); |
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| 38 | |
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| 39 | isl_bool isl_val_involves_dims(__isl_keep isl_val *v, enum isl_dim_type type, |
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| 40 | unsigned first, unsigned n); |
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| 41 | __isl_give isl_val *isl_val_insert_dims(__isl_take isl_val *v, |
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| 42 | enum isl_dim_type type, unsigned first, unsigned n); |
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| 43 | __isl_give isl_val *isl_val_set_dim_name(__isl_take isl_val *v, |
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| 44 | enum isl_dim_type type, unsigned pos, const char *s); |
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| 45 | |
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| 46 | __isl_give isl_val *isl_val_scale_val(__isl_take isl_val *v1, |
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| 47 | __isl_take isl_val *v2); |
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| 48 | __isl_give isl_val *isl_val_scale_down_val(__isl_take isl_val *v1, |
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| 49 | __isl_take isl_val *v2); |
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| 50 | __isl_give isl_val *isl_val_mod_val(__isl_take isl_val *v1, |
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| 51 | __isl_take isl_val *v2); |
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| 52 | |
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| 53 | isl_bool isl_val_plain_is_equal(__isl_keep isl_val *val1, |
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| 54 | __isl_keep isl_val *val2); |
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| 55 | |
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| 56 | #undef BASE |
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| 57 | #define BASE val |
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| 58 | |
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| 59 | #include <isl_multi_templ.h> |
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| 60 | |
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| 61 | #endif |
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| 62 | |
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