1 # SPDX-License-Identifier: GPL-2.0
2 core-y += arch/x86/crypto/
3
4 #
5 # Disable SSE and other FP/SIMD instructions t
6 # This is required to work around issues in ol
7 # GCC versions < 11. See:
8 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id
9 #
10 ifeq ($(CONFIG_CC_IS_CLANG),y)
11 KBUILD_CFLAGS += -mno-sse -mno-mmx -mno-sse2 -
12 KBUILD_RUSTFLAGS += --target=$(objtree)/script
13 KBUILD_RUSTFLAGS += -Ctarget-feature=-sse,-sse
14 endif
15
16 ifeq ($(CONFIG_X86_32),y)
17 START := 0x8048000
18
19 KBUILD_LDFLAGS += -m elf_i386
20 ELF_ARCH := i386
21 ELF_FORMAT := elf32-i386
22 CHECKFLAGS += -D__i386__
23
24 KBUILD_CFLAGS += $(call cc-option,-m
25 KBUILD_AFLAGS += $(call cc-option,-m
26 LINK-y += $(call cc-option,-m
27
28 LDS_EXTRA := -Ui386
29 export LDS_EXTRA
30
31 # First of all, tune CFLAGS for the specific C
32 include $(srctree)/arch/x86/Makefile_32.cpu
33
34 # prevent gcc from keeping the stack 16 byte a
35 cflags-y += $(call cc-option,-mpreferred-stack
36
37 # Prevent sprintf in nfsd from being converted
38 # an unresolved reference.
39 cflags-y += -ffreestanding
40
41 KBUILD_CFLAGS += $(cflags-y)
42
43 else
44
45 START := 0x60000000
46
47 KBUILD_CFLAGS += -fno-builtin -m64
48
49 CHECKFLAGS += -m64 -D__x86_64__
50 KBUILD_AFLAGS += -m64
51 KBUILD_LDFLAGS += -m elf_x86_64
52 KBUILD_CPPFLAGS += -m64
53
54 ELF_ARCH := i386:x86-64
55 ELF_FORMAT := elf64-x86-64
56
57 # Not on all 64-bit distros /lib is a symlink
58
59 LINK-$(CONFIG_LD_SCRIPT_DYN_RPATH) += -Wl,-rpa
60 LINK-y += -m64
61
62 endif
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