Merge branch '4.14-features' of git://git.linux-mips.org/pub/scm/ralf/upstream-linus
[GitHub/LineageOS/android_kernel_motorola_exynos9610.git] / arch / x86 / Makefile_32.cpu
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1# CPU tuning section - shared with UML.
2# Must change only cflags-y (or [yn]), not CFLAGS! That makes a difference for UML.
3
a1365647 4#-mtune exists since gcc 3.4
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5HAS_MTUNE := $(call cc-option-yn, -mtune=i386)
6ifeq ($(HAS_MTUNE),y)
b0b1ff65 7tune = $(call cc-option,-mtune=$(1),$(2))
d89ea9b8 8else
b0b1ff65 9tune = $(call cc-option,-mcpu=$(1),$(2))
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10endif
11
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12cflags-$(CONFIG_M486) += -march=i486
13cflags-$(CONFIG_M586) += -march=i586
14cflags-$(CONFIG_M586TSC) += -march=i586
a1365647 15cflags-$(CONFIG_M586MMX) += -march=pentium-mmx
96d55b88 16cflags-$(CONFIG_M686) += -march=i686
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17cflags-$(CONFIG_MPENTIUMII) += -march=i686 $(call tune,pentium2)
18cflags-$(CONFIG_MPENTIUMIII) += -march=i686 $(call tune,pentium3)
19cflags-$(CONFIG_MPENTIUMM) += -march=i686 $(call tune,pentium3)
20cflags-$(CONFIG_MPENTIUM4) += -march=i686 $(call tune,pentium4)
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21cflags-$(CONFIG_MK6) += -march=k6
22# Please note, that patches that add -march=athlon-xp and friends are pointless.
23# They make zero difference whatsosever to performance at this time.
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24cflags-$(CONFIG_MK7) += -march=athlon
25cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8,-march=athlon)
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26cflags-$(CONFIG_MCRUSOE) += -march=i686 -falign-functions=0 -falign-jumps=0 -falign-loops=0
27cflags-$(CONFIG_MEFFICEON) += -march=i686 $(call tune,pentium3) -falign-functions=0 -falign-jumps=0 -falign-loops=0
96d55b88 28cflags-$(CONFIG_MWINCHIPC6) += $(call cc-option,-march=winchip-c6,-march=i586)
96d55b88 29cflags-$(CONFIG_MWINCHIP3D) += $(call cc-option,-march=winchip2,-march=i586)
39a33ff8 30cflags-$(CONFIG_MCYRIXIII) += $(call cc-option,-march=c3,-march=i486) -falign-functions=0 -falign-jumps=0 -falign-loops=0
96d55b88 31cflags-$(CONFIG_MVIAC3_2) += $(call cc-option,-march=c3-2,-march=i686)
0949be35 32cflags-$(CONFIG_MVIAC7) += -march=i686
b0b1ff65 33cflags-$(CONFIG_MCORE2) += -march=i686 $(call tune,core2)
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34cflags-$(CONFIG_MATOM) += $(call cc-option,-march=atom,$(call cc-option,-march=core2,-march=i686)) \
35 $(call cc-option,-mtune=atom,$(call cc-option,-mtune=generic))
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36
37# AMD Elan support
ce9c99af 38cflags-$(CONFIG_MELAN) += -march=i486
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39
40# Geode GX1 support
a1365647 41cflags-$(CONFIG_MGEODEGX1) += -march=pentium-mmx
98059e34 42cflags-$(CONFIG_MGEODE_LX) += $(call cc-option,-march=geode,-march=pentium-mmx)
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43# add at the end to overwrite eventual tuning options from earlier
44# cpu entries
b0b1ff65 45cflags-$(CONFIG_X86_GENERIC) += $(call tune,generic,$(call tune,i686))
dca99a38 46
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47# Bug fix for binutils: this option is required in order to keep
48# binutils from generating NOPL instructions against our will.
49ifneq ($(CONFIG_X86_P6_NOP),y)
50cflags-y += $(call cc-option,-Wa$(comma)-mtune=generic32,)
51endif