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(x86 asm): Zero the high parts of the ?MM registers if available.
[catacomb]
/
symm
/
salsa20.c
diff --git
a/symm/salsa20.c
b/symm/salsa20.c
index
03fcf46
..
e78baf0
100644
(file)
--- a/
symm/salsa20.c
+++ b/
symm/salsa20.c
@@
-72,6
+72,7
@@
static void simple_core(unsigned r, const salsa20_matrix src,
#if CPUFAM_X86 || CPUFAM_AMD64
extern core__functype salsa20_core_x86ish_sse2;
#if CPUFAM_X86 || CPUFAM_AMD64
extern core__functype salsa20_core_x86ish_sse2;
+extern core__functype salsa20_core_x86ish_avx;
#endif
#if CPUFAM_ARMEL
#endif
#if CPUFAM_ARMEL
@@
-85,6
+86,8
@@
extern core__functype salsa20_core_arm64;
static core__functype *pick_core(void)
{
#if CPUFAM_X86 || CPUFAM_AMD64
static core__functype *pick_core(void)
{
#if CPUFAM_X86 || CPUFAM_AMD64
+ DISPATCH_PICK_COND(salsa20_core, salsa20_core_x86ish_avx,
+ cpu_feature_p(CPUFEAT_X86_AVX));
DISPATCH_PICK_COND(salsa20_core, salsa20_core_x86ish_sse2,
cpu_feature_p(CPUFEAT_X86_SSE2));
#endif
DISPATCH_PICK_COND(salsa20_core, salsa20_core_x86ish_sse2,
cpu_feature_p(CPUFEAT_X86_SSE2));
#endif