platform_bionic/libc/arch-arm/arm.mk
Elliott Hughes 784609317d Mandate optimized __memset_chk for arm and arm64.
This involves actually implementing assembler __memset_chk for arm64,
but that's easily done.

Obviously I'd like this for all architectures (and all the string functions),
but this is low-hanging fruit...

Change-Id: I70ec48c91aafd1f0feb974a2555c51611de9ef82
2016-03-02 11:58:41 -08:00

62 lines
2.1 KiB
Makefile

# 32-bit arm.
libc_bionic_src_files_arm += \
arch-arm/generic/bionic/memcmp.S \
arch-arm/generic/bionic/memcpy.S \
arch-arm/generic/bionic/memset.S \
arch-arm/generic/bionic/strcmp.S \
arch-arm/generic/bionic/strcpy.S \
arch-arm/generic/bionic/strlen.c \
libc_bionic_src_files_exclude_arm += \
bionic/__memcpy_chk.cpp \
libc_openbsd_src_files_exclude_arm += \
upstream-openbsd/lib/libc/string/strcpy.c \
#
# Inherently architecture-specific code.
#
libc_bionic_src_files_arm += \
arch-arm/bionic/abort_arm.S \
arch-arm/bionic/atomics_arm.c \
arch-arm/bionic/__bionic_clone.S \
arch-arm/bionic/_exit_with_stack_teardown.S \
arch-arm/bionic/libgcc_compat.c \
arch-arm/bionic/popcount_tab.c \
arch-arm/bionic/__restore.S \
arch-arm/bionic/setjmp.S \
arch-arm/bionic/syscall.S \
arch-arm/bionic/vfork.S \
libc_arch_static_src_files_arm := arch-arm/bionic/exidx_static.c
libc_arch_dynamic_src_files_arm := arch-arm/bionic/exidx_dynamic.c
## CPU variant specific source files
ifeq ($(strip $(TARGET_$(my_2nd_arch_prefix)CPU_VARIANT)),)
$(warning TARGET_$(my_2nd_arch_prefix)ARCH is arm, but TARGET_$(my_2nd_arch_prefix)CPU_VARIANT is not defined)
endif
ifneq ($(TARGET_$(my_2nd_arch_prefix)CPU_VARIANT),generic)
cpu_variant_mk := $(LOCAL_PATH)/arch-arm/$(TARGET_$(my_2nd_arch_prefix)CPU_VARIANT)/$(TARGET_$(my_2nd_arch_prefix)CPU_VARIANT).mk
ifeq ($(wildcard $(cpu_variant_mk)),)
$(error "TARGET_$(my_2nd_arch_prefix)CPU_VARIANT not set or set to an unknown value. Possible values are cortex-a7, cortex-a8, cortex-a9, cortex-a15, krait, denver. Use generic for devices that do not have a CPU similar to any of the supported cpu variants.")
endif
include $(cpu_variant_mk)
libc_common_additional_dependencies += $(cpu_variant_mk)
cpu_variant_mk :=
endif
libc_crt_target_cflags_arm := \
-I$(LOCAL_PATH)/arch-arm/include \
-mthumb-interwork
libc_crt_target_so_cflags_arm :=
libc_crt_target_crtbegin_file_arm := \
$(LOCAL_PATH)/arch-common/bionic/crtbegin.c
libc_crt_target_crtbegin_so_file_arm := \
$(LOCAL_PATH)/arch-common/bionic/crtbegin_so.c