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x86/unwind/orc: Fall back to using frame pointers for generated code
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b2441318 1# SPDX-License-Identifier: GPL-2.0
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2#
3# Kbuild for top-level directory of the kernel
86feeaa8 4
39664e2f 5#####
01d509a4 6# Generate bounds.h
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7
8bounds-file := include/generated/bounds.h
9
10always := $(bounds-file)
8a58e162 11targets := kernel/bounds.s
39664e2f 12
11fda148 13$(bounds-file): kernel/bounds.s FORCE
70a4fd6c 14 $(call filechk,offsets,__LINUX_BOUNDS_H__)
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15
16#####
01d509a4 17# Generate timeconst.h
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18
19timeconst-file := include/generated/timeconst.h
20
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21targets += $(timeconst-file)
22
ba97df45 23filechk_gentimeconst = echo $(CONFIG_HZ) | bc -q $<
0a227985 24
11fda148 25$(timeconst-file): kernel/time/timeconst.bc FORCE
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26 $(call filechk,gentimeconst)
27
28#####
01d509a4 29# Generate asm-offsets.h
86feeaa8 30
559df2e0 31offsets-file := include/generated/asm-offsets.h
86feeaa8 32
1cdf25d7 33always += $(offsets-file)
6752ed90 34targets += arch/$(SRCARCH)/kernel/asm-offsets.s
1cdf25d7 35
11fda148 36arch/$(SRCARCH)/kernel/asm-offsets.s: $(timeconst-file) $(bounds-file)
86feeaa8 37
11fda148 38$(offsets-file): arch/$(SRCARCH)/kernel/asm-offsets.s FORCE
70a4fd6c 39 $(call filechk,offsets,__ASM_OFFSETS_H__)
86feeaa8 40
c53aeca0 41#####
01d509a4 42# Check for missing system calls
c53aeca0 43
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44always += missing-syscalls
45targets += missing-syscalls
46
c53aeca0 47quiet_cmd_syscalls = CALL $<
44656fa0 48 cmd_syscalls = $(CONFIG_SHELL) $< $(CC) $(c_flags) $(missing_syscalls_flags)
c53aeca0 49
5f7efb4c 50missing-syscalls: scripts/checksyscalls.sh $(offsets-file) FORCE
c53aeca0 51 $(call cmd,syscalls)
1cdf25d7 52
f197d75f 53#####
ffd602eb 54# Check atomic headers are up-to-date
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55
56always += old-atomics
57targets += old-atomics
58
59quiet_cmd_atomics = CALL $<
bdf37b4d 60 cmd_atomics = $(CONFIG_SHELL) $<
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61
62old-atomics: scripts/atomic/check-atomics.sh FORCE
63 $(call cmd,atomics)
64
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65# Keep these three files during make clean
66no-clean-files := $(bounds-file) $(offsets-file) $(timeconst-file)