From 1f6ccfff6314672743ad7252160654709e997a2a Mon Sep 17 00:00:00 2001 From: Vineet Gupta Date: Mon, 13 May 2013 18:30:41 +0530 Subject: ARCv2: Support for ARCv2 ISA and HS38x cores The notable features are: - SMP configurations of upto 4 cores with coherency - Optional L2 Cache and IO-Coherency - Revised Interrupt Architecture (multiple priorites, reg banks, auto stack switch, auto regfile save/restore) - MMUv4 (PIPT dcache, Huge Pages) - Instructions for * 64bit load/store: LDD, STD * Hardware assisted divide/remainder: DIV, REM * Function prologue/epilogue: ENTER_S, LEAVE_S * IRQ enable/disable: CLRI, SETI * pop count: FFS, FLS * SETcc, BMSKN, XBFU... Signed-off-by: Vineet Gupta --- arch/arc/Makefile | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'arch/arc/Makefile') diff --git a/arch/arc/Makefile b/arch/arc/Makefile index 86c71b2089d2..bf68dc5a08be 100644 --- a/arch/arc/Makefile +++ b/arch/arc/Makefile @@ -14,7 +14,9 @@ endif KBUILD_DEFCONFIG := nsim_700_defconfig -cflags-y += -mA7 -fno-common -pipe -fno-builtin -D__linux__ +cflags-y += -fno-common -pipe -fno-builtin -D__linux__ +cflags-${CONFIG_ISA_ARCOMPACT} += -mA7 +cflags-${CONFIG_ISA_ARCV2} += -mcpu=archs ifdef CONFIG_ARC_CURR_IN_REG # For a global register defintion, make sure it gets passed to every file @@ -34,6 +36,10 @@ cflags-$(atleast_gcc44) += -fsection-anchors cflags-$(CONFIG_ARC_HAS_LLSC) += -mlock cflags-$(CONFIG_ARC_HAS_SWAPE) += -mswape +ifndef CONFIG_ARC_HAS_LL64 +cflags-y += -mno-ll64 +endif + cflags-$(CONFIG_ARC_DW2_UNWIND) += -fasynchronous-unwind-tables # By default gcc 4.8 generates dwarf4 which kernel unwinder can't grok -- cgit v1.2.1