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target-arm: add support for v8 SHA1 and SHA256 instructions

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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>
This commit is contained in:
Ard Biesheuvel 2014-06-09 15:43:23 +01:00 • committed by Peter Maydell
parent d615efac7c
commit f1ecb913d8
6 changed files with 349 additions and 7 deletions
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2
linux-user/elfload.c
View file

@ -468,6 +468,8 @@ static uint32_t get_elf_hwcap2(void)
uint32_t hwcaps = 0;
GET_FEATURE(ARM_FEATURE_V8_AES, ARM_HWCAP2_ARM_AES);
GET_FEATURE(ARM_FEATURE_V8_SHA1, ARM_HWCAP2_ARM_SHA1);
GET_FEATURE(ARM_FEATURE_V8_SHA256, ARM_HWCAP2_ARM_SHA2);
GET_FEATURE(ARM_FEATURE_CRC, ARM_HWCAP2_ARM_CRC32);
return hwcaps;
}