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Merge pull request #5542 from gilles-peskine-arm/config-baremetal-size-2.28

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Backport 2.28: Disable debugging features in the primary code size measurement job
This commit is contained in:
Gilles Peskine 2022-04-04 16:13:05 +02:00 committed by GitHub
commit a8827d190f
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 30 additions and 9 deletions
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21
scripts/config.py
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@ -272,6 +272,24 @@ def baremetal_adapter(name, active, section):
return True
return include_in_full(name) and keep_in_baremetal(name)
# This set contains options that are mostly for debugging or test purposes,
# and therefore should be excluded when doing code size measurements.
# Options that are their own module (such as MBEDTLS_CERTS_C and
# MBEDTLS_ERROR_C) are not listed and therefore will be included when doing
# code size measurements.
EXCLUDE_FOR_SIZE = frozenset([
'MBEDTLS_CHECK_PARAMS', # increases the size of many modules
'MBEDTLS_CHECK_PARAMS_ASSERT', # no effect without MBEDTLS_CHECK_PARAMS
'MBEDTLS_DEBUG_C', # large code size increase in TLS
'MBEDTLS_SELF_TEST', # increases the size of many modules
'MBEDTLS_TEST_HOOKS', # only useful with the hosted test framework, increases code size
])
def baremetal_size_adapter(name, active, section):
if name in EXCLUDE_FOR_SIZE:
return False
return baremetal_adapter(name, active, section)
def include_in_crypto(name):
"""Rules for symbols in a crypto configuration."""
if name.startswith('MBEDTLS_X509_') or \
@ -483,6 +501,9 @@ if __name__ == '__main__':
add_adapter('baremetal', baremetal_adapter,
"""Like full, but exclude features that require platform
features such as file input-output.""")
add_adapter('baremetal_size', baremetal_size_adapter,
"""Like baremetal, but exclude debugging features.
Useful for code size measurements.""")
add_adapter('full', full_adapter,
"""Uncomment most features.
Exclude alternative implementations and platform support

18
tests/scripts/all.sh
View File

@ -2767,16 +2767,16 @@ component_test_no_strings () {
}
component_build_arm_none_eabi_gcc () {
msg "build: ${ARM_NONE_EABI_GCC_PREFIX}gcc -O1" # ~ 10s
msg "build: ${ARM_NONE_EABI_GCC_PREFIX}gcc -O1, baremetal+debug" # ~ 10s
scripts/config.py baremetal
make CC="${ARM_NONE_EABI_GCC_PREFIX}gcc" AR="${ARM_NONE_EABI_GCC_PREFIX}ar" LD="${ARM_NONE_EABI_GCC_PREFIX}ld" CFLAGS='-std=c99 -Werror -Wall -Wextra -O1' lib
msg "size: ${ARM_NONE_EABI_GCC_PREFIX}gcc -O1"
msg "size: ${ARM_NONE_EABI_GCC_PREFIX}gcc -O1, baremetal+debug"
${ARM_NONE_EABI_GCC_PREFIX}size library/*.o
}
component_build_arm_linux_gnueabi_gcc_arm5vte () {
msg "build: ${ARM_LINUX_GNUEABI_GCC_PREFIX}gcc -march=arm5vte" # ~ 10s
msg "build: ${ARM_LINUX_GNUEABI_GCC_PREFIX}gcc -march=arm5vte, baremetal+debug" # ~ 10s
scripts/config.py baremetal
# Build for a target platform that's close to what Debian uses
# for its "armel" distribution (https://wiki.debian.org/ArmEabiPort).
@ -2785,7 +2785,7 @@ component_build_arm_linux_gnueabi_gcc_arm5vte () {
# https://github.com/Mbed-TLS/mbedtls/pull/3449#issuecomment-675313720
make CC="${ARM_LINUX_GNUEABI_GCC_PREFIX}gcc" AR="${ARM_LINUX_GNUEABI_GCC_PREFIX}ar" CFLAGS='-Werror -Wall -Wextra -march=armv5te -O1' LDFLAGS='-march=armv5te'
msg "size: ${ARM_LINUX_GNUEABI_GCC_PREFIX}gcc -march=armv5te -O1"
msg "size: ${ARM_LINUX_GNUEABI_GCC_PREFIX}gcc -march=armv5te -O1, baremetal+debug"
${ARM_LINUX_GNUEABI_GCC_PREFIX}size library/*.o
}
support_build_arm_linux_gnueabi_gcc_arm5vte () {
@ -2793,23 +2793,23 @@ support_build_arm_linux_gnueabi_gcc_arm5vte () {
}
component_build_arm_none_eabi_gcc_arm5vte () {
msg "build: ${ARM_NONE_EABI_GCC_PREFIX}gcc -march=arm5vte" # ~ 10s
msg "build: ${ARM_NONE_EABI_GCC_PREFIX}gcc -march=arm5vte, baremetal+debug" # ~ 10s
scripts/config.py baremetal
# This is an imperfect substitute for
# component_build_arm_linux_gnueabi_gcc_arm5vte
# in case the gcc-arm-linux-gnueabi toolchain is not available
make CC="${ARM_NONE_EABI_GCC_PREFIX}gcc" AR="${ARM_NONE_EABI_GCC_PREFIX}ar" CFLAGS='-std=c99 -Werror -Wall -Wextra -march=armv5te -O1' LDFLAGS='-march=armv5te' SHELL='sh -x' lib
msg "size: ${ARM_NONE_EABI_GCC_PREFIX}gcc -march=armv5te -O1"
msg "size: ${ARM_NONE_EABI_GCC_PREFIX}gcc -march=armv5te -O1, baremetal+debug"
${ARM_NONE_EABI_GCC_PREFIX}size library/*.o
}
component_build_arm_none_eabi_gcc_m0plus () {
msg "build: ${ARM_NONE_EABI_GCC_PREFIX}gcc -mthumb -mcpu=cortex-m0plus" # ~ 10s
scripts/config.py baremetal
msg "build: ${ARM_NONE_EABI_GCC_PREFIX}gcc -mthumb -mcpu=cortex-m0plus, baremetal_size" # ~ 10s
scripts/config.py baremetal_size
make CC="${ARM_NONE_EABI_GCC_PREFIX}gcc" AR="${ARM_NONE_EABI_GCC_PREFIX}ar" LD="${ARM_NONE_EABI_GCC_PREFIX}ld" CFLAGS='-std=c99 -Werror -Wall -Wextra -mthumb -mcpu=cortex-m0plus -Os' lib
msg "size: ${ARM_NONE_EABI_GCC_PREFIX}gcc -mthumb -mcpu=cortex-m0plus -Os"
msg "size: ${ARM_NONE_EABI_GCC_PREFIX}gcc -mthumb -mcpu=cortex-m0plus -Os, baremetal_size"
${ARM_NONE_EABI_GCC_PREFIX}size library/*.o
}