| # Clang flags for arm arch, target or host. |
| |
| CLANG_CONFIG_arm_EXTRA_ASFLAGS := |
| |
| CLANG_CONFIG_arm_EXTRA_CFLAGS := |
| |
| ifneq (,$(filter krait,$(TARGET_$(combo_2nd_arch_prefix)CPU_VARIANT))) |
| # Android's clang support's krait as a CPU whereas GCC doesn't. Specify |
| # -mcpu here rather than the more normal core/combo/arch/arm/armv7-a-neon.mk. |
| CLANG_CONFIG_arm_EXTRA_CFLAGS += -mcpu=krait |
| endif |
| |
| ifeq ($(HOST_OS),darwin) |
| # Darwin is really bad at dealing with idiv/sdiv. Don't use krait on Darwin. |
| CLANG_CONFIG_arm_EXTRA_CFLAGS += -mcpu=cortex-a9 |
| endif |
| |
| CLANG_CONFIG_arm_EXTRA_CPPFLAGS := |
| |
| CLANG_CONFIG_arm_EXTRA_LDFLAGS := |
| |
| # Include common unknown flags |
| CLANG_CONFIG_arm_UNKNOWN_CFLAGS := \ |
| $(CLANG_CONFIG_UNKNOWN_CFLAGS) \ |
| -mthumb-interwork \ |
| -fgcse-after-reload \ |
| -frerun-cse-after-loop \ |
| -frename-registers \ |
| -fno-align-jumps \ |
| -fno-builtin-sin \ |
| -fno-caller-saves \ |
| -fno-early-inlining \ |
| -fno-move-loop-invariants \ |
| -fno-partial-inlining \ |
| -fno-strict-volatile-bitfields \ |
| -fno-tree-copy-prop \ |
| -fno-tree-loop-optimize \ |
| -Wa,--noexecstack |
| |
| define subst-clang-incompatible-arm-flags |
| $(subst -march=armv5te,-march=armv5t,\ |
| $(subst -march=armv5e,-march=armv5,\ |
| $(1))) |
| endef |
