diff options
Diffstat (limited to 'libvo/aclib_template.c')
| -rw-r--r-- | libvo/aclib_template.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/libvo/aclib_template.c b/libvo/aclib_template.c index 85bab6e040..2366a28d51 100644 --- a/libvo/aclib_template.c +++ b/libvo/aclib_template.c @@ -8,8 +8,15 @@ #include <stddef.h> -/* Enable this code, if SSE version works (faster) for you! */ -#if 1 +#ifndef HAVE_SSE2 +/* + P3 processor has only one SSE decoder so can execute only 1 sse insn per + cpu clock, but it has 3 mmx decoders (include load/store unit) + and executes 3 mmx insns per cpu clock. + P4 processor has some chances, but after reading: + http://www.emulators.com/pentium4.htm + I have doubts. Anyway SSE2 version of this code can be written better. +*/ #undef HAVE_SSE #endif |