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target/arm: implement SM4 instructions

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This implements emulation of the new SM4 instructions that have
been added as an optional extension to the ARMv8 Crypto Extensions
in ARM v8.2.

Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Message-id: 20180207111729.15737-5-ard.biesheuvel@linaro.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Ard Biesheuvel 2018-02-09 10:40:28 +00:00 • committed by Peter Maydell
parent 80d6f4c6bb
commit b6577bcd25
4 changed files with 103 additions and 0 deletions
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target/arm/cpu.h
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@ -1344,6 +1344,7 @@ enum arm_features {
ARM_FEATURE_V8_SHA512, /* implements SHA512 part of v8 Crypto Extensions */
ARM_FEATURE_V8_SHA3, /* implements SHA3 part of v8 Crypto Extensions */
ARM_FEATURE_V8_SM3, /* implements SM3 part of v8 Crypto Extensions */
ARM_FEATURE_V8_SM4, /* implements SM4 part of v8 Crypto Extensions */
};
static inline int arm_feature(CPUARMState *env, int feature)