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[pstl] Mangle the parallel_strict_scan backend function

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llvm-svn: 357422
This commit is contained in:
Louis Dionne 2019-04-01 19:34:09 +00:00
parent 3c023420d1
commit a735985abe
3 changed files with 9 additions and 8 deletions
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10
pstl/include/pstl/internal/algorithm_impl.h
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@ -1038,7 +1038,7 @@ __pattern_copy_if(_ExecutionPolicy&& __exec, _RandomAccessIterator __first, _Ran
return __internal::__except_handler([&__exec, __n, __first, __result, __is_vector, __pred, &__mask_buf]() {
bool* __mask = __mask_buf.get();
_DifferenceType __m{};
__par_backend::parallel_strict_scan(
__par_backend::__parallel_strict_scan(
std::forward<_ExecutionPolicy>(__exec), __n, _DifferenceType(0),
[=](_DifferenceType __i, _DifferenceType __len) { // Reduce
return __internal::__brick_calc_mask_1<_DifferenceType>(__first + __i, __first + (__i + __len),
@ -1187,7 +1187,7 @@ __remove_elements(_ExecutionPolicy&& __exec, _ForwardIterator __first, _ForwardI
__mask += __min;
_DifferenceType __m{};
// 2. Elements that doesn't satisfy pred are moved to result
__par_backend::parallel_strict_scan(
__par_backend::__parallel_strict_scan(
std::forward<_ExecutionPolicy>(__exec), __n, _DifferenceType(0),
[__mask, __is_vector](_DifferenceType __i, _DifferenceType __len) {
return __internal::__brick_count(__mask + __i, __mask + __i + __len, [](bool __val) { return __val; },
@ -1316,7 +1316,7 @@ __pattern_unique_copy(_ExecutionPolicy&& __exec, _RandomAccessIterator __first,
return __internal::__except_handler([&__exec, __n, __first, __result, __pred, __is_vector, &__mask_buf]() {
bool* __mask = __mask_buf.get();
_DifferenceType __m{};
__par_backend::parallel_strict_scan(
__par_backend::__parallel_strict_scan(
std::forward<_ExecutionPolicy>(__exec), __n, _DifferenceType(0),
[=](_DifferenceType __i, _DifferenceType __len) -> _DifferenceType { // Reduce
_DifferenceType __extra = 0;
@ -2046,7 +2046,7 @@ __pattern_partition_copy(_ExecutionPolicy&& __exec, _RandomAccessIterator __firs
&__mask_buf]() {
bool* __mask = __mask_buf.get();
_ReturnType __m{};
__par_backend::parallel_strict_scan(
__par_backend::__parallel_strict_scan(
std::forward<_ExecutionPolicy>(__exec), __n, std::make_pair(_DifferenceType(0), _DifferenceType(0)),
[=](_DifferenceType __i, _DifferenceType __len) { // Reduce
return __internal::__brick_calc_mask_1<_DifferenceType>(__first + __i, __first + (__i + __len),
@ -2817,7 +2817,7 @@ __parallel_set_op(_ExecutionPolicy&& __exec, _ForwardIterator1 __first1, _Forwar
__internal::__brick_move(__buffer + __s.__buf_pos, __buffer + (__s.__buf_pos + __s.__len),
__result + __s.__pos, __is_vector);
};
__par_backend::parallel_strict_scan(
__par_backend::__parallel_strict_scan(
std::forward<_ExecutionPolicy>(__exec), __n1, _SetRange{0, 0, 0}, //-1, 0},
[=](_DifferenceType __i, _DifferenceType __len) { // Reduce
//[__b; __e) - a subrange of the first sequence, to reduce

2
pstl/include/pstl/internal/numeric_impl.h
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@ -277,7 +277,7 @@ __pattern_transform_scan(_ExecutionPolicy&& __exec, _RandomAccessIterator __firs
return __result;
}
return __internal::__except_handler([&]() {
__par_backend::parallel_strict_scan(
__par_backend::__parallel_strict_scan(
std::forward<_ExecutionPolicy>(__exec), __n, __init,
[__first, __unary_op, __binary_op, __result, __is_vector](_DifferenceType __i, _DifferenceType __len) {
return __internal::__brick_transform_scan(__first + __i, __first + (__i + __len), __result + __i,

5
pstl/include/pstl/internal/parallel_backend_tbb.h
View File

@ -291,7 +291,7 @@ __split(_Index __m)
}
//------------------------------------------------------------------------
// parallel_strict_scan
// __parallel_strict_scan
//------------------------------------------------------------------------
template <typename _Index, typename _Tp, typename _Rp, typename _Cp>
@ -350,7 +350,8 @@ __downsweep(_Index __i, _Index __m, _Index __tilesize, _Tp* __r, _Index __lastsi
// T must have a trivial constructor and destructor.
template <class _ExecutionPolicy, typename _Index, typename _Tp, typename _Rp, typename _Cp, typename _Sp, typename _Ap>
void
parallel_strict_scan(_ExecutionPolicy&&, _Index __n, _Tp __initial, _Rp __reduce, _Cp __combine, _Sp __scan, _Ap __apex)
__parallel_strict_scan(_ExecutionPolicy&&, _Index __n, _Tp __initial, _Rp __reduce, _Cp __combine, _Sp __scan,
_Ap __apex)
{
tbb::this_task_arena::isolate([=, &__combine]() {
if (__n > 1)