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[ScopInfo] Replace isl foreach calls with for loops

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After Philip added support for range-based for loops to our C++
bindings, we now convert another bunch of foreach calls to range-for loops.
This improves general readability of the code.

llvm-svn: 337201
This commit is contained in:
Tobias Grosser 2018-07-16 19:04:16 +00:00
parent cb0bab86b3
commit 31e29a4b59
1 changed files with 6 additions and 18 deletions
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24
polly/lib/Analysis/ScopInfo.cpp
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@ -1314,12 +1314,9 @@ void ScopStmt::realignParams() {
/// Add @p BSet to set @p BoundedParts if @p BSet is bounded.
static isl::set collectBoundedParts(isl::set S) {
isl::set BoundedParts = isl::set::empty(S.get_space());
S.foreach_basic_set([&BoundedParts](isl::basic_set BSet) -> isl::stat {
if (BSet.is_bounded()) {
for (isl::basic_set BSet : S.get_basic_set_list())
if (BSet.is_bounded())
BoundedParts = BoundedParts.unite(isl::set(BSet));
}
return isl::stat::ok;
});
return BoundedParts;
}
@ -3750,13 +3747,10 @@ void Scop::addInvariantLoads(ScopStmt &Stmt, InvariantAccessesTy &InvMAs) {
static bool isAccessRangeTooComplex(isl::set AccessRange) {
unsigned NumTotalDims = 0;
auto CountDimensions = [&NumTotalDims](isl::basic_set BSet) -> isl::stat {
for (isl::basic_set BSet : AccessRange.get_basic_set_list()) {
NumTotalDims += BSet.dim(isl::dim::div);
NumTotalDims += BSet.dim(isl::dim::set);
return isl::stat::ok;
};
AccessRange.foreach_basic_set(CountDimensions);
}
if (NumTotalDims > MaxDimensionsInAccessRange)
return true;
@ -4539,7 +4533,7 @@ static isl::multi_union_pw_aff mapToDimension(isl::union_set USet, int N) {
auto Result = isl::union_pw_multi_aff::empty(USet.get_space());
auto Lambda = [&Result, N](isl::set S) -> isl::stat {
for (isl::set S : USet.get_set_list()) {
int Dim = S.dim(isl::dim::set);
auto PMA = isl::pw_multi_aff::project_out_map(S.get_space(), isl::dim::set,
N, Dim - N);
@ -4547,13 +4541,7 @@ static isl::multi_union_pw_aff mapToDimension(isl::union_set USet, int N) {
PMA = PMA.drop_dims(isl::dim::out, 0, N - 1);
Result = Result.add_pw_multi_aff(PMA);
return isl::stat::ok;
};
isl::stat Res = USet.foreach_set(Lambda);
(void)Res;
assert(Res == isl::stat::ok);
}
return isl::multi_union_pw_aff(isl::union_pw_multi_aff(Result));
}