Revert "host/i386: assume presence of SSSE3"
This reverts commit 433cd6d94a8256af70a5200f236dc8047c3c1468.
The x86-64 instruction set can now be tuned down to x86-64 v1
or i386 Pentium Pro.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/util/cpuinfo-i386.c b/util/cpuinfo-i386.c
index 6d474a6..ca74ef0 100644
--- a/util/cpuinfo-i386.c
+++ b/util/cpuinfo-i386.c
@@ -38,8 +38,8 @@
info |= (c & bit_POPCNT ? CPUINFO_POPCNT : 0);
info |= (c & bit_PCLMUL ? CPUINFO_PCLMUL : 0);
- /* NOTE: our AES support requires SSSE3 (PSHUFB) as well. */
- info |= (c & bit_AES) ? CPUINFO_AES : 0;
+ /* Our AES support requires PSHUFB as well. */
+ info |= ((c & bit_AES) && (c & bit_SSSE3) ? CPUINFO_AES : 0);
/* For AVX features, we must check available and usable. */
if ((c & bit_AVX) && (c & bit_OSXSAVE)) {
