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vcomp: Implement _vcomp_for_static_init.

This commit is contained in:
Sebastian Lackner 2015-07-20 05:17:47 +02:00 committed by Alexandre Julliard
parent 02054a7522
commit c34c9b4f39
4 changed files with 66 additions and 3 deletions
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63
dlls/vcomp/main.c
View File

@ -412,6 +412,69 @@ void CDECL _vcomp_for_static_simple_init(unsigned int first, unsigned int last,
*end = *begin + (per_thread - 1) * step;
}
void CDECL _vcomp_for_static_init(int first, int last, int step, int chunksize, unsigned int *loops,
int *begin, int *end, int *next, int *lastchunk)
{
unsigned int iterations, num_chunks, per_thread, remaining;
struct vcomp_thread_data *thread_data = vcomp_init_thread_data();
struct vcomp_team_data *team_data = thread_data->team;
int num_threads = team_data ? team_data->num_threads : 1;
int thread_num = thread_data->thread_num;
TRACE("(%d, %d, %d, %d, %p, %p, %p, %p, %p)\n",
first, last, step, chunksize, loops, begin, end, next, lastchunk);
if (num_threads == 1 && chunksize != 1)
{
*loops = 1;
*begin = first;
*end = last;
*next = 0;
*lastchunk = first;
return;
}
if (first == last)
{
*loops = !thread_num;
if (!thread_num)
{
*begin = first;
*end = last;
*next = 0;
*lastchunk = first;
}
return;
}
if (step <= 0)
{
*loops = 0;
return;
}
if (first < last)
iterations = 1 + (last - first) / step;
else
{
iterations = 1 + (first - last) / step;
step *= -1;
}
if (chunksize < 1)
chunksize = 1;
num_chunks = ((DWORD64)iterations + chunksize - 1) / chunksize;
per_thread = num_chunks / num_threads;
remaining = num_chunks - per_thread * num_threads;
*loops = per_thread + (thread_num < remaining);
*begin = first + thread_num * chunksize * step;
*end = *begin + (chunksize - 1) * step;
*next = chunksize * num_threads * step;
*lastchunk = first + (num_chunks - 1) * chunksize * step;
}
void CDECL _vcomp_for_static_end(void)
{
TRACE("()\n");

2
dlls/vcomp/vcomp.spec
View File

@ -60,7 +60,7 @@
@ stub _vcomp_for_dynamic_next
@ stub _vcomp_for_dynamic_next_i8
@ cdecl _vcomp_for_static_end()
@ stub _vcomp_for_static_init
@ cdecl _vcomp_for_static_init(long long long long ptr ptr ptr ptr ptr)
@ stub _vcomp_for_static_init_i8
@ cdecl _vcomp_for_static_simple_init(long long long long ptr ptr)
@ stub _vcomp_for_static_simple_init_i8

2
dlls/vcomp100/vcomp100.spec
View File

@ -60,7 +60,7 @@
@ stub _vcomp_for_dynamic_next
@ stub _vcomp_for_dynamic_next_i8
@ cdecl _vcomp_for_static_end() vcomp._vcomp_for_static_end
@ stub _vcomp_for_static_init
@ cdecl _vcomp_for_static_init(long long long long ptr ptr ptr ptr ptr) vcomp._vcomp_for_static_init
@ stub _vcomp_for_static_init_i8
@ cdecl _vcomp_for_static_simple_init(long long long long ptr ptr) vcomp._vcomp_for_static_simple_init
@ stub _vcomp_for_static_simple_init_i8

2
dlls/vcomp90/vcomp90.spec
View File

@ -60,7 +60,7 @@
@ stub _vcomp_for_dynamic_next
@ stub _vcomp_for_dynamic_next_i8
@ cdecl _vcomp_for_static_end() vcomp._vcomp_for_static_end
@ stub _vcomp_for_static_init
@ cdecl _vcomp_for_static_init(long long long long ptr ptr ptr ptr ptr) vcomp._vcomp_for_static_init
@ stub _vcomp_for_static_init_i8
@ cdecl _vcomp_for_static_simple_init(long long long long ptr ptr) vcomp._vcomp_for_static_simple_init
@ stub _vcomp_for_static_simple_init_i8