| File: | build/source/polly/lib/External/isl/isl_pw_add_disjoint_templ.c |
| Warning: | line 60, column 2 Value stored to 'ctx' is never read |
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| 1 | /* |
| 2 | * Copyright 2010 INRIA Saclay |
| 3 | * Copyright 2011 Sven Verdoolaege |
| 4 | * |
| 5 | * Use of this software is governed by the MIT license |
| 6 | * |
| 7 | * Written by Sven Verdoolaege, INRIA Saclay - Ile-de-France, |
| 8 | * Parc Club Orsay Universite, ZAC des vignes, 4 rue Jacques Monod, |
| 9 | * 91893 Orsay, France |
| 10 | */ |
| 11 | |
| 12 | #include <isl_pw_macro.h> |
| 13 | |
| 14 | /* Make sure "pw" has room for at least "n" more pieces. |
| 15 | * |
| 16 | * If there is only one reference to pw, we extend it in place. |
| 17 | * Otherwise, we create a new PW and copy the pieces. |
| 18 | */ |
| 19 | static __isl_give PWisl_pw_union_pw_aff *FN(PW,grow)isl_pw_union_pw_aff_grow(__isl_take PWisl_pw_union_pw_aff *pw, int n) |
| 20 | { |
| 21 | int i; |
| 22 | isl_ctx *ctx; |
| 23 | PWisl_pw_union_pw_aff *res; |
| 24 | |
| 25 | if (!pw) |
| 26 | return NULL((void*)0); |
| 27 | if (pw->n + n <= pw->size) |
| 28 | return pw; |
| 29 | ctx = FN(PW,get_ctx)isl_pw_union_pw_aff_get_ctx(pw); |
| 30 | n += pw->n; |
| 31 | if (pw->ref == 1) { |
| 32 | res = isl_realloc(ctx, pw, struct PW,((struct isl_pw_union_pw_aff *)isl_realloc_or_die(ctx, pw, sizeof (struct isl_pw_union_pw_aff) + (n - 1) * sizeof(struct isl_pw_union_pw_aff_piece ))) |
| 33 | sizeof(struct PW) + (n - 1) * sizeof(S(PW,piece)))((struct isl_pw_union_pw_aff *)isl_realloc_or_die(ctx, pw, sizeof (struct isl_pw_union_pw_aff) + (n - 1) * sizeof(struct isl_pw_union_pw_aff_piece ))); |
| 34 | if (!res) |
| 35 | return FN(PW,free)isl_pw_union_pw_aff_free(pw); |
| 36 | res->size = n; |
| 37 | return res; |
| 38 | } |
| 39 | res = FN(PW,alloc_size)isl_pw_union_pw_aff_alloc_size(isl_space_copy(pw->dim) OPT_TYPE_ARG(pw->), n); |
| 40 | if (!res) |
| 41 | return FN(PW,free)isl_pw_union_pw_aff_free(pw); |
| 42 | for (i = 0; i < pw->n; ++i) |
| 43 | res = FN(PW,add_piece)isl_pw_union_pw_aff_add_piece(res, isl_set_copy(pw->p[i].set), |
| 44 | FN(EL,copy)isl_union_pw_aff_copy(pw->p[i].FIELDmaff)); |
| 45 | FN(PW,free)isl_pw_union_pw_aff_free(pw); |
| 46 | return res; |
| 47 | } |
| 48 | |
| 49 | __isl_give PWisl_pw_union_pw_aff *FN(PW,add_disjoint)isl_pw_union_pw_aff_add_disjoint(__isl_take PWisl_pw_union_pw_aff *pw1, __isl_take PWisl_pw_union_pw_aff *pw2) |
| 50 | { |
| 51 | int i; |
| 52 | isl_ctx *ctx; |
| 53 | |
| 54 | if (FN(PW,align_params_bin)isl_pw_union_pw_aff_align_params_bin(&pw1, &pw2) < 0) |
| 55 | goto error; |
| 56 | |
| 57 | if (pw1->size < pw1->n + pw2->n && pw1->n < pw2->n) |
| 58 | return FN(PW,add_disjoint)isl_pw_union_pw_aff_add_disjoint(pw2, pw1); |
| 59 | |
| 60 | ctx = isl_space_get_ctx(pw1->dim); |
Value stored to 'ctx' is never read | |
| 61 | if (!OPT_EQUAL_TYPES(pw1->, pw2->)1) |
| 62 | isl_die(ctx, isl_error_invalid,do { isl_handle_error(ctx, isl_error_invalid, "fold types don't match" , "polly/lib/External/isl/isl_pw_add_disjoint_templ.c", 63); goto error; } while (0) |
| 63 | "fold types don't match", goto error)do { isl_handle_error(ctx, isl_error_invalid, "fold types don't match" , "polly/lib/External/isl/isl_pw_add_disjoint_templ.c", 63); goto error; } while (0); |
| 64 | if (FN(PW,check_equal_space)isl_pw_union_pw_aff_check_equal_space(pw1, pw2) < 0) |
| 65 | goto error; |
| 66 | |
| 67 | if (FN(PW,IS_ZERO)isl_pw_union_pw_aff_is_empty(pw1)) { |
| 68 | FN(PW,free)isl_pw_union_pw_aff_free(pw1); |
| 69 | return pw2; |
| 70 | } |
| 71 | |
| 72 | if (FN(PW,IS_ZERO)isl_pw_union_pw_aff_is_empty(pw2)) { |
| 73 | FN(PW,free)isl_pw_union_pw_aff_free(pw2); |
| 74 | return pw1; |
| 75 | } |
| 76 | |
| 77 | pw1 = FN(PW,grow)isl_pw_union_pw_aff_grow(pw1, pw2->n); |
| 78 | if (!pw1) |
| 79 | goto error; |
| 80 | |
| 81 | for (i = 0; i < pw2->n; ++i) |
| 82 | pw1 = FN(PW,add_piece)isl_pw_union_pw_aff_add_piece(pw1, |
| 83 | isl_set_copy(pw2->p[i].set), |
| 84 | FN(EL,copy)isl_union_pw_aff_copy(pw2->p[i].FIELDmaff)); |
| 85 | |
| 86 | FN(PW,free)isl_pw_union_pw_aff_free(pw2); |
| 87 | |
| 88 | return pw1; |
| 89 | error: |
| 90 | FN(PW,free)isl_pw_union_pw_aff_free(pw1); |
| 91 | FN(PW,free)isl_pw_union_pw_aff_free(pw2); |
| 92 | return NULL((void*)0); |
| 93 | } |