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selftests/nolibc: add armthumb configuration

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While nolibc does support ARM Thumb instructions,
that support was not tested specifically.

Add a new test configuration for it.

Tested-by: Willy Tarreau <w@1wt.eu>
Link: https://lore.kernel.org/r/20250301-nolibc-armthumb-v1-2-d1f04abb5f6d@weissschuh.net
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
This commit is contained in:
Thomas Weißschuh 2025-03-01 12:24:00 +01:00
parent f8bedb30d6
commit cb839e0cc8
2 changed files with 9 additions and 2 deletions
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6
tools/testing/selftests/nolibc/Makefile
View File

@ -47,6 +47,7 @@ XARCH_riscv = riscv64
XARCH = $(or $(XARCH_$(ARCH)),$(ARCH))
# map from user input variants to their kernel supported architectures
ARCH_armthumb = arm
ARCH_ppc = powerpc
ARCH_ppc64 = powerpc
ARCH_ppc64le = powerpc
@ -63,6 +64,7 @@ IMAGE_x86_64 = arch/x86/boot/bzImage
IMAGE_x86 = arch/x86/boot/bzImage
IMAGE_arm64 = arch/arm64/boot/Image
IMAGE_arm = arch/arm/boot/zImage
IMAGE_armthumb = arch/arm/boot/zImage
IMAGE_mips32le = vmlinuz
IMAGE_mips32be = vmlinuz
IMAGE_ppc = vmlinux
@ -83,6 +85,7 @@ DEFCONFIG_x86_64 = defconfig
DEFCONFIG_x86 = defconfig
DEFCONFIG_arm64 = defconfig
DEFCONFIG_arm = multi_v7_defconfig
DEFCONFIG_armthumb = multi_v7_defconfig
DEFCONFIG_mips32le = malta_defconfig
DEFCONFIG_mips32be = malta_defconfig generic/eb.config
DEFCONFIG_ppc = pmac32_defconfig
@ -107,6 +110,7 @@ QEMU_ARCH_x86_64 = x86_64
QEMU_ARCH_x86 = x86_64
QEMU_ARCH_arm64 = aarch64
QEMU_ARCH_arm = arm
QEMU_ARCH_armthumb = arm
QEMU_ARCH_mips32le = mipsel # works with malta_defconfig
QEMU_ARCH_mips32be = mips
QEMU_ARCH_ppc = ppc
@ -136,6 +140,7 @@ QEMU_ARGS_x86_64 = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(
QEMU_ARGS_x86 = -M pc -append "console=ttyS0,9600 i8042.noaux panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_arm64 = -M virt -cpu cortex-a53 -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_arm = -M virt -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_armthumb = -M virt -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_mips32le = -M malta -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_mips32be = -M malta -append "panic=-1 $(TEST:%=NOLIBC_TEST=%)"
QEMU_ARGS_ppc = -M g3beige -append "console=ttyS0 panic=-1 $(TEST:%=NOLIBC_TEST=%)"
@ -161,6 +166,7 @@ endif
CFLAGS_i386 = $(call cc-option,-m32)
CFLAGS_arm = -marm
CFLAGS_armthumb = -mthumb -march=armv6t2
CFLAGS_ppc = -m32 -mbig-endian -mno-vsx $(call cc-option,-mmultiple)
CFLAGS_ppc64 = -m64 -mbig-endian -mno-vsx $(call cc-option,-mmultiple)
CFLAGS_ppc64le = -m64 -mlittle-endian -mno-vsx $(call cc-option,-mabi=elfv2)

5
tools/testing/selftests/nolibc/run-tests.sh
View File

@ -19,7 +19,7 @@ werror=1
llvm=
all_archs=(
i386 x86_64
arm64 arm
arm64 arm armthumb
mips32le mips32be
ppc ppc64 ppc64le
riscv32 riscv64
@ -103,6 +103,7 @@ fi
crosstool_arch() {
case "$1" in
arm64) echo aarch64;;
armthumb) echo arm;;
ppc) echo powerpc;;
ppc64) echo powerpc64;;
ppc64le) echo powerpc64;;
@ -116,7 +117,7 @@ crosstool_arch() {
crosstool_abi() {
case "$1" in
arm) echo linux-gnueabi;;
arm | armthumb) echo linux-gnueabi;;
*) echo linux;;
esac
}