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target/arm: Introduce ARMCPU.sme_max_vq

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Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20250704142112.1018902-25-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2025-07-04 08:19:47 -06:00 • committed by Peter Maydell
parent 7afb9855fc
commit c48d0471be
2 changed files with 2 additions and 0 deletions
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1
target/arm/cpu.h
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@ -1136,6 +1136,7 @@ struct ArchCPU {
/* Used to set the maximum vector length the cpu will support. */
uint32_t sve_max_vq;
uint32_t sme_max_vq;
#ifdef CONFIG_USER_ONLY
/* Used to set the default vector length at process start. */

1
target/arm/cpu64.c
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@ -363,6 +363,7 @@ void arm_cpu_sme_finalize(ARMCPU *cpu, Error **errp)
}
cpu->sme_vq.map = vq_map;
cpu->sme_max_vq = 32 - clz32(vq_map);
}
static bool cpu_arm_get_sme(Object *obj, Error **errp)