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host/i386: assume presence of POPCNT

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QEMU now requires an x86-64-v2 host, which has the POPCNT instruction.
Use it freely in TCG-generated code.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2024-05-31 10:29:32 +02:00
parent 433cd6d94a
commit 45ccdbcb24
3 changed files with 2 additions and 5 deletions
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1
util/cpuinfo-i386.c
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@ -35,7 +35,6 @@ unsigned __attribute__((constructor)) cpuinfo_init(void)
__cpuid(1, a, b, c, d);
info |= (c & bit_MOVBE ? CPUINFO_MOVBE : 0);
info |= (c & bit_POPCNT ? CPUINFO_POPCNT : 0);
info |= (c & bit_PCLMUL ? CPUINFO_PCLMUL : 0);
/* NOTE: our AES support requires SSSE3 (PSHUFB) as well. */