| LOCAL_DIR := $(GET_LOCAL_DIR) |
| |
| ifndef ARCH_arm64_TOOLCHAIN_PREFIX |
| $(error Please run envsetup.sh to set ARCH_arm64_TOOLCHAIN_PREFIX) |
| endif |
| |
| ifeq (false,$(call TOBOOL,$(ALLOW_FP_USE))) |
| ARCH_arm64_COMPILEFLAGS := -mgeneral-regs-only -DWITH_NO_FP=1 |
| else |
| ARCH_arm64_COMPILEFLAGS := |
| endif |
| |
| ARCH_arm64_SUPPORTS_BTI := true |
| ARCH_arm64_SUPPORTS_PAC := true |
| ARCH_arm64_SUPPORTS_SCS := true |
| ARCH_arm64_DEFAULT_USER_SHADOW_STACK_SIZE ?= $(ARCH_DEFAULT_SHADOW_STACK_SIZE) |
| ifeq (true,$(call TOBOOL,$(SCS_ENABLED))) |
| # architecture-specific flag required for shadow call stack |
| ARCH_arm64_COMPILEFLAGS += -ffixed-x18 |
| endif |
| |
| # PLATFORM_arm64_COMPILEFLAGS allows platform to define additional global |
| # compile flags that it will be using. |
| ARCH_arm64_COMPILEFLAGS += $(PLATFORM_arm64_COMPILEFLAGS) |
| |
| CLANG_ARM64_TARGET_SYS ?= linux |
| CLANG_ARM64_TARGET_ABI ?= gnu |
| |
| ARCH_arm64_COMPILEFLAGS += -target aarch64-$(CLANG_ARM64_TARGET_SYS)-$(CLANG_ARM64_TARGET_ABI) |
| |
| # Set Rust target to match clang target |
| ARCH_arm64_SUPPORTS_RUST := true |
| ARCH_arm64_RUSTFLAGS := --target=aarch64-unknown-trusty |
