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Merge "Make it an error to specify the wrong ARCH_VARIANT"

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Anton Hansson 2019-02-28 10:29:05 +00:00 committed by Gerrit Code Review
parent 67d3081d3f be1f9cb2fa
commit c651ef8529
1 changed files with 13 additions and 20 deletions
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33
core/combo/TARGET_linux-arm.mk
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@ -29,45 +29,38 @@
# include defines, and compiler settings for the given architecture
# version.
#
ifeq ($(strip $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT)),)
TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT := generic
endif
KNOWN_ARMv8_CORES := cortex-a53 cortex-a53.a57 cortex-a55 cortex-a73 cortex-a75 cortex-a76
KNOWN_ARMv8_CORES += kryo kryo385 exynos-m1 exynos-m2
KNOWN_ARMv82a_CORES := cortex-a55 cortex-a75 kryo385
# Check for cores that implement armv8-2a ISAs.
ifeq (,$(strip $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT)))
TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT := generic
endif
# This sanity checks TARGET_2ND_ARCH_VARIANT against the lists above.
ifneq (,$(filter $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT), $(KNOWN_ARMv82a_CORES)))
ifneq ($(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT),armv8-2a)
$(warning $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT) is armv8-2a.)
ifneq (,$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
$(warning TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT, $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT), ignored! Use armv8-2a instead.)
endif
# Overwrite TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT
ifeq (,$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT := armv8-2a
else ifneq (armv8-2a,$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
$(error Incorrect TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT, $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT). Use armv8-2a instead.)
endif
# Many devices (incorrectly) use armv7-a-neon as the 2nd architecture variant
# for cores that implement armv8-a ISAs. The following sets it to armv8-a.
else ifneq (,$(filter $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT), $(KNOWN_ARMv8_CORES)))
ifneq ($(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT),armv8-a)
$(warning $(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT) is armv8-a.)
ifneq (,$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
$(warning TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT, $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT), ignored! Use armv8-a instead.)
endif
# Overwrite TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT
ifeq (,$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT := armv8-a
else ifneq ($(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT),armv8-a)
$(error Incorrect TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT, $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT). Use armv8-a instead.)
endif
endif
ifeq ($(strip $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT)),)
$(error TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT must be set)
$(error TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT must be set)
endif
TARGET_ARCH_SPECIFIC_MAKEFILE := $(BUILD_COMBOS)/arch/$(TARGET_$(combo_2nd_arch_prefix)ARCH)/$(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT).mk
ifeq ($(strip $(wildcard $(TARGET_ARCH_SPECIFIC_MAKEFILE))),)
$(error Unknown ARM architecture version: $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
$(error Unknown ARM architecture version: $(TARGET_$(combo_2nd_arch_prefix)ARCH_VARIANT))
endif
include $(TARGET_ARCH_SPECIFIC_MAKEFILE)