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Fix for prefetch

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This commit is contained in:
Vsevolod Livinskiy
2014-11-27 13:10:43 +04:00
parent 7084432a0e
commit 0d9eceb668
1 changed files with 8 additions and 8 deletions
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16
examples/intrinsics/knc.h
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@@ -3104,21 +3104,21 @@ static FORCEINLINE int32_t __packed_store_active2(uint32_t *p, __vec16_i32 val,
// prefetch
///////////////////////////////////////////////////////////////////////////
static FORCEINLINE void __prefetch_read_uniform_1(const char *p) {
_mm_prefetch(p, _MM_HINT_T0); // prefetch into L1$
static FORCEINLINE void __prefetch_read_uniform_1(uint8_t *p) {
_mm_prefetch((const char*) p, _MM_HINT_T0); // prefetch into L1$
}
static FORCEINLINE void __prefetch_read_uniform_2(const char *p) {
_mm_prefetch(p, _MM_HINT_T1); // prefetch into L2$
static FORCEINLINE void __prefetch_read_uniform_2(uint8_t *p) {
_mm_prefetch((const char*) p, _MM_HINT_T1); // prefetch into L2$
}
static FORCEINLINE void __prefetch_read_uniform_3(const char *p) {
static FORCEINLINE void __prefetch_read_uniform_3(uint8_t *p) {
// There is no L3$ on KNC, but we prefetch into L2$ instead.
_mm_prefetch(p, _MM_HINT_T1); // prefetch into L2$
_mm_prefetch((const char*) p, _MM_HINT_T1); // prefetch into L2$
}
static FORCEINLINE void __prefetch_read_uniform_nt(const char *p) {
_mm_prefetch(p, _MM_HINT_T2); // prefetch into L2$ with non-temporal hint
static FORCEINLINE void __prefetch_read_uniform_nt(uint8_t *p) {
_mm_prefetch((const char*) p, _MM_HINT_T2); // prefetch into L2$ with non-temporal hint
// _mm_prefetch(p, _MM_HINT_NTA); // prefetch into L1$ with non-temporal hint
}