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target/arm: Do not use aarch64_sve_zcr_get_valid_len in reset 

We don't need to constrain the value set in zcr_el[1],
because it will be done by sve_zcr_len_for_el.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220607203306.657998-10-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-06-08 19:38:56 +01:00 committed by Peter Maydell
parent 7d38cb92aa
commit 87252bdecd
1 changed files with 1 additions and 2 deletions
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3
target/arm/cpu.c
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@ -208,8 +208,7 @@ static void arm_cpu_reset(DeviceState *dev)
CPACR_EL1, ZEN, 3);
/* with reasonable vector length */
if (cpu_isar_feature(aa64_sve, cpu)) {
env->vfp.zcr_el[1] =
aarch64_sve_zcr_get_valid_len(cpu, cpu->sve_default_vq - 1);
env->vfp.zcr_el[1] = cpu->sve_default_vq - 1;
}
/*
* Enable 48-bit address space (TODO: take reserved_va into account).