target-arm: add support for v8 SHA1 and SHA256 instructions
This adds support for the SHA1 and SHA256 instructions that are available
on some v8 implementations of Aarch32.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1401386724-26529-2-git-send-email-peter.maydell@linaro.org
[PMM:
* rebase
* fix bad indent
* add a missing UNDEF check for Q!=1 in the 3-reg SHA1/SHA256 case
* use g_assert_not_reached()
* don't re-extract bit 6 for the 2-reg-misc encodings
* set the ELF HWCAP2 bits for the new features
]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
diff --git a/target-arm/cpu.h b/target-arm/cpu.h
index 7d8332e..14d5f21 100644
--- a/target-arm/cpu.h
+++ b/target-arm/cpu.h
@@ -635,6 +635,8 @@
ARM_FEATURE_CBAR_RO, /* has cp15 CBAR and it is read-only */
ARM_FEATURE_EL2, /* has EL2 Virtualization support */
ARM_FEATURE_EL3, /* has EL3 Secure monitor support */
+ ARM_FEATURE_V8_SHA1, /* implements SHA1 part of v8 Crypto Extensions */
+ ARM_FEATURE_V8_SHA256, /* implements SHA256 part of v8 Crypto Extensions */
};
static inline int arm_feature(CPUARMState *env, int feature)
