tools/perf/config/Makefile.arch

   1
   2 uname_M := $(shell uname -m 2>/dev/null || echo not)
   3
   4 ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
   5                                   -e s/arm.*/arm/ -e s/sa110/arm/ \
   6                                   -e s/s390x/s390/ -e s/parisc64/parisc/ \
   7                                   -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
   8                                   -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ \
   9                                   -e s/tile.*/tile/ )
  10
  11 # Additional ARCH settings for x86
  12 ifeq ($(ARCH),i386)
  13   override ARCH := x86
  14 endif
  15
  16 ifeq ($(ARCH),x86_64)
  17   override ARCH := x86
  18   IS_X86_64 := 0
  19   ifeq (, $(findstring m32,$(CFLAGS)))
  20     IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1)
  21     RAW_ARCH := x86_64
  22   endif
  23 endif
  24
  25 ifeq (${IS_X86_64}, 1)
  26   IS_64_BIT := 1
  27 else ifeq ($(ARCH),x86)
  28   IS_64_BIT := 0
  29 else
  30   IS_64_BIT := $(shell echo __LP64__ | ${CC} ${CFLAGS} -E -x c - | tail -n 1)
  31 endif