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s390x/tcg: Allow linux-user to use vector instructions

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Once we unlock S390_FEAT_VECTOR for TCG, we want linux-user to be
able to make use of it.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: David Hildenbrand <david@redhat.com>
This commit is contained in:
David Hildenbrand 2019-02-27 09:07:34 +01:00
parent 83b955f9a8
commit fd4818518b
1 changed files with 3 additions and 0 deletions
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3
target/s390x/cpu.c
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@ -145,6 +145,9 @@ static void s390_cpu_full_reset(CPUState *s)
#if defined(CONFIG_USER_ONLY) #if defined(CONFIG_USER_ONLY)
/* user mode should always be allowed to use the full FPU */ /* user mode should always be allowed to use the full FPU */
env->cregs[0] |= CR0_AFP; env->cregs[0] |= CR0_AFP;
if (s390_has_feat(S390_FEAT_VECTOR)) {
env->cregs[0] |= CR0_VECTOR;
}
#endif #endif
/* architectured initial value for Breaking-Event-Address register */ /* architectured initial value for Breaking-Event-Address register */