Cycles: refactor intrinsic functions implementation

* Add processor independent fallbacks
* Use uint32_t and uint64_t types
* Remove unused functions
* Better comments and less indentation

Ref D8237, T78710

1 files changed, 5 insertions, 5 deletions

diff --git a/intern/cycles/util/util_ssef.h b/intern/cycles/util/util_ssef.h
index e9f0efb4efb..b14640ced40 100644
--- a/intern/cycles/util/util_ssef.h
+++ b/intern/cycles/util/util_ssef.h
@@ -730,27 +730,27 @@ __forceinline float reduce_add(const ssef &v)
   return _mm_cvtss_f32(vreduce_add(v));
 }
 
-__forceinline size_t select_min(const ssef &v)
+__forceinline uint32_t select_min(const ssef &v)
 {
   return __bsf(movemask(v == vreduce_min(v)));
 }
-__forceinline size_t select_max(const ssef &v)
+__forceinline uint32_t select_max(const ssef &v)
 {
   return __bsf(movemask(v == vreduce_max(v)));
 }
 
-__forceinline size_t select_min(const sseb &valid, const ssef &v)
+__forceinline uint32_t select_min(const sseb &valid, const ssef &v)
 {
   const ssef a = select(valid, v, ssef(pos_inf));
   return __bsf(movemask(valid & (a == vreduce_min(a))));
 }
-__forceinline size_t select_max(const sseb &valid, const ssef &v)
+__forceinline uint32_t select_max(const sseb &valid, const ssef &v)
 {
   const ssef a = select(valid, v, ssef(neg_inf));
   return __bsf(movemask(valid & (a == vreduce_max(a))));
 }
 
-__forceinline size_t movemask(const ssef &a)
+__forceinline uint32_t movemask(const ssef &a)
 {
   return _mm_movemask_ps(a);
 }