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target/arm: Create ARMVQMap

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Pull the three sve_vq_* values into a structure.
This will be reused for SME.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220620175235.60881-13-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-06-20 10:51:56 -07:00 • committed by Peter Maydell
parent 531cc51037
commit 7f9e25a6e4
4 changed files with 27 additions and 28 deletions
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2
target/arm/helper.c
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@ -6287,7 +6287,7 @@ uint32_t sve_vqm1_for_el(CPUARMState *env, int el)
len = MIN(len, 0xf & (uint32_t)env->vfp.zcr_el[3]);
}
len = 31 - clz32(cpu->sve_vq_map & MAKE_64BIT_MASK(0, len + 1));
len = 31 - clz32(cpu->sve_vq.map & MAKE_64BIT_MASK(0, len + 1));
return len;
}