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author | Sven Verdoolaege <skimo@kotnet.org> | 2013-05-05 18:25:42 +0200 |
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committer | Sven Verdoolaege <skimo@kotnet.org> | 2013-05-28 18:27:12 +0200 |
commit | ed593595d0a9923d7299f7a79ac50331861a8090 (patch) | |
tree | 33036fd7583c4a59ccad50d65b29096b31374893 /isl_multi_templ.c | |
parent | ca90b151a05f17ccc1c3215ff24dc5d7b9198ff4 (diff) | |
download | isl-ed593595d0a9923d7299f7a79ac50331861a8090.tar.gz isl-ed593595d0a9923d7299f7a79ac50331861a8090.tar.bz2 isl-ed593595d0a9923d7299f7a79ac50331861a8090.zip |
add isl_multi_*_scale_val and isl_pw_*_scale_val
We need to add them at the same time because isl_pw_multi_aff_scale_val
depends on isl_multi_aff_scale_val while isl_multi_pw_aff_scale_val depends
on isl_pw_aff_scale_val.
Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
Diffstat (limited to 'isl_multi_templ.c')
-rw-r--r-- | isl_multi_templ.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/isl_multi_templ.c b/isl_multi_templ.c index 8e3c9d31..720649d9 100644 --- a/isl_multi_templ.c +++ b/isl_multi_templ.c @@ -836,3 +836,39 @@ error: FN(MULTI(BASE),free)(multi2); return NULL; } + +/* Multiply the elements of "multi" by "v" and return the result. + */ +__isl_give MULTI(BASE) *FN(MULTI(BASE),scale_val)(__isl_take MULTI(BASE) *multi, + __isl_take isl_val *v) +{ + int i; + + if (!multi || !v) + goto error; + + if (isl_val_is_one(v)) { + isl_val_free(v); + return multi; + } + + if (!isl_val_is_rat(v)) + isl_die(isl_val_get_ctx(v), isl_error_invalid, + "expecting rational factor", goto error); + + multi = FN(MULTI(BASE),cow)(multi); + if (!multi) + return NULL; + + for (i = 0; i < multi->n; ++i) { + multi->p[i] = FN(EL,scale_val)(multi->p[i], isl_val_copy(v)); + if (!multi->p[i]) + goto error; + } + + isl_val_free(v); + return multi; +error: + isl_val_free(v); + return FN(MULTI(BASE),free)(multi); +} |