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| author | Paolo Bonzini <pbonzini@redhat.com> | 2024-06-18 17:34:32 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2024-06-28 14:44:51 +0200 |
| commit | fe721c1948ef459caab106190276717bec252c88 (patch) | |
| tree | e5db3c04000cd20f7a71a8f3bb8add14a637b954 /host | |
| parent | b1fbee456c8dcb5d53dd0324bde1e17ffc6bc5de (diff) | |
Revert "host/i386: assume presence of POPCNT"
This reverts commit 45ccdbcb24baf99667997fac5cf60318e5e7db51.
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>
Diffstat (limited to 'host')
| -rw-r--r-- | host/include/i386/host/cpuinfo.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/host/include/i386/host/cpuinfo.h b/host/include/i386/host/cpuinfo.h index c1e94d75ce..72f6fad61e 100644 --- a/host/include/i386/host/cpuinfo.h +++ b/host/include/i386/host/cpuinfo.h @@ -11,6 +11,7 @@ #define CPUINFO_ALWAYS (1u << 0) /* so cpuinfo is nonzero */ #define CPUINFO_MOVBE (1u << 2) #define CPUINFO_LZCNT (1u << 3) +#define CPUINFO_POPCNT (1u << 4) #define CPUINFO_BMI1 (1u << 5) #define CPUINFO_BMI2 (1u << 6) #define CPUINFO_AVX1 (1u << 9) |