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Merge pull request #8326 from daverodgman/aesce-thumb2

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Support hw-accelerated AES on Thumb and Arm
This commit is contained in:
Dave Rodgman
2023-11-27 09:58:58 +00:00
committed by GitHub
parent c94f8f1163 5e41937eba
commit 9fbac381e6
6 changed files with 219 additions and 32 deletions
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70
tests/scripts/all.sh
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@ -4665,6 +4665,63 @@ component_build_aes_aesce_armcc () {
armc6_build_test "-O1 --target=aarch64-arm-none-eabi -march=armv8-a+crypto"
}
support_build_aes_armce() {
# clang >= 4 is required to build with AES extensions
ver="$(clang --version|grep version|sed -E 's#.*version ([0-9]+).*#\1#')"
[ "${ver}" -ge 11 ]
}
component_build_aes_armce () {
# Test variations of AES with Armv8 crypto extensions
scripts/config.py set MBEDTLS_AESCE_C
scripts/config.py set MBEDTLS_AES_USE_HARDWARE_ONLY
msg "MBEDTLS_AES_USE_HARDWARE_ONLY, clang, aarch64"
make -B library/aesce.o CC=clang CFLAGS="--target=aarch64-linux-gnu -march=armv8-a+crypto"
msg "MBEDTLS_AES_USE_HARDWARE_ONLY, clang, arm"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a72+crypto -marm"
msg "MBEDTLS_AES_USE_HARDWARE_ONLY, clang, thumb"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a32+crypto -mthumb"
scripts/config.py unset MBEDTLS_AES_USE_HARDWARE_ONLY
msg "no MBEDTLS_AES_USE_HARDWARE_ONLY, clang, aarch64"
make -B library/aesce.o CC=clang CFLAGS="--target=aarch64-linux-gnu -march=armv8-a+crypto"
msg "no MBEDTLS_AES_USE_HARDWARE_ONLY, clang, arm"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a72+crypto -marm"
msg "no MBEDTLS_AES_USE_HARDWARE_ONLY, clang, thumb"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a32+crypto -mthumb"
# test for presence of AES instructions
scripts/config.py set MBEDTLS_AES_USE_HARDWARE_ONLY
msg "clang, test A32 crypto instructions built"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a72+crypto -marm -S"
grep -E 'aes[0-9a-z]+.[0-9]\s*[qv]' library/aesce.o
msg "clang, test T32 crypto instructions built"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a32+crypto -mthumb -S"
grep -E 'aes[0-9a-z]+.[0-9]\s*[qv]' library/aesce.o
msg "clang, test aarch64 crypto instructions built"
make -B library/aesce.o CC=clang CFLAGS="--target=aarch64-linux-gnu -march=armv8-a -S"
grep -E 'aes[a-z]+\s*[qv]' library/aesce.o
# test for absence of AES instructions
scripts/config.py unset MBEDTLS_AES_USE_HARDWARE_ONLY
scripts/config.py unset MBEDTLS_AESCE_C
msg "clang, test A32 crypto instructions not built"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a72+crypto -marm -S"
not grep -E 'aes[0-9a-z]+.[0-9]\s*[qv]' library/aesce.o
msg "clang, test T32 crypto instructions not built"
make -B library/aesce.o CC=clang CFLAGS="--target=arm-linux-gnueabihf -mcpu=cortex-a32+crypto -mthumb -S"
not grep -E 'aes[0-9a-z]+.[0-9]\s*[qv]' library/aesce.o
msg "clang, test aarch64 crypto instructions not built"
make -B library/aesce.o CC=clang CFLAGS="--target=aarch64-linux-gnu -march=armv8-a -S"
not grep -E 'aes[a-z]+\s*[qv]' library/aesce.o
}
support_build_sha_armce() {
if command -v clang > /dev/null ; then
# clang >= 4 is required to build with SHA extensions
@ -5438,6 +5495,9 @@ component_build_armcc () {
# armc[56] don't support SHA-512 intrinsics
scripts/config.py unset MBEDTLS_SHA512_USE_A64_CRYPTO_IF_PRESENT
# older versions of armcc/armclang don't support AESCE_C on 32-bit Arm
scripts/config.py unset MBEDTLS_AESCE_C
# Stop armclang warning about feature detection for A64_CRYPTO.
# With this enabled, the library does build correctly under armclang,
# but in baremetal builds (as tested here), feature detection is
@ -5470,14 +5530,18 @@ component_build_armcc () {
# ARM Compiler 6 - Target ARMv8-M
armc6_build_test "-O1 --target=arm-arm-none-eabi -march=armv8-m.main"
# ARM Compiler 6 - Target ARMv8.2-A - AArch64
armc6_build_test "-O1 --target=aarch64-arm-none-eabi -march=armv8.2-a+crypto"
# ARM Compiler 6 - Target Cortex-M0 - no optimisation
armc6_build_test "-O0 --target=arm-arm-none-eabi -mcpu=cortex-m0"
# ARM Compiler 6 - Target Cortex-M0
armc6_build_test "-Os --target=arm-arm-none-eabi -mcpu=cortex-m0"
# ARM Compiler 6 - Target ARMv8.2-A - AArch64
#
# Re-enable MBEDTLS_AESCE_C as this should be supported by the version of armclang
# that we have in our CI
scripts/config.py set MBEDTLS_AESCE_C
armc6_build_test "-O1 --target=aarch64-arm-none-eabi -march=armv8.2-a+crypto"
}
support_build_armcc () {