-
SFENCE instruction ensures that all
memory stores after the
SFENCE instruction are made
globally observable after all
memory stores before the
SFENCE...
- processor. On all Intel 64 processors,
CLFLUSH is
ordered with
respect to
SFENCE - this is also the case on
newer AMD64
processors (Zen 1 and later). On...
-
Prefetch using the T1
reference PREFETCHT2 –
Prefetch using the T2
reference SFENCE –
Store fence 3DNow!
Professional is a
trade name used to
indicate processors...
- MOVNTQ, MOVNTPS, MASKMOVQ, PREFETCH0, PREFETCH1, PREFETCH2, PREFETCHNTA,
SFENCE The
following simple example demonstrates the
advantage of
using SSE. Consider...
-
during runtime. x86, x86-64
lfence (asm), void _mm_lfence(void)
sfence (asm), void _mm_
sfence(void)
mfence (asm), void _mm_mfence(void)
PowerPC sync (asm)...
-
instructions were
instead new MMX
instructions and non-SIMD
instructions such as
SFENCE - the
subset of SSE that
excludes the 128-bit SIMD
register instructions...
