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target/arm: Fix sve_zcr_len_for_el 

Off by one error in the EL2 and EL3 tests.  Remove the test
against EL3 entirely, since it must always be true.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20190702104732.31154-1-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2019-07-08 14:11:30 +01:00 committed by Peter Maydell
parent c4107e8208
commit 6a02a73211
1 changed files with 2 additions and 2 deletions
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4
target/arm/helper.c
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@ -5283,10 +5283,10 @@ uint32_t sve_zcr_len_for_el(CPUARMState *env, int el)
if (el <= 1) {
zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[1]);
}
if (el < 2 && arm_feature(env, ARM_FEATURE_EL2)) {
if (el <= 2 && arm_feature(env, ARM_FEATURE_EL2)) {
zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[2]);
}
if (el < 3 && arm_feature(env, ARM_FEATURE_EL3)) {
if (arm_feature(env, ARM_FEATURE_EL3)) {
zcr_len = MIN(zcr_len, 0xf & (uint32_t)env->vfp.zcr_el[3]);
}
return zcr_len;