xref: /linux/samples/bpf/asm_goto_workaround.h (revision 79790b6818e96c58fe2bffee1b418c16e64e7b80)
1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (c) 2019 Facebook */
3 #ifndef __ASM_GOTO_WORKAROUND_H
4 #define __ASM_GOTO_WORKAROUND_H
5 
6 /*
7  * This will bring in asm_goto_output and asm_inline macro definitions
8  * if enabled by compiler and config options.
9  */
10 #include <linux/types.h>
11 
12 #ifdef asm_goto_output
13 #undef asm_goto_output
14 #define asm_goto_output(x...) asm volatile("invalid use of asm_goto_output")
15 #endif
16 
17 /*
18  * asm_inline is defined as asm __inline in "include/linux/compiler_types.h"
19  * if supported by the kernel's CC (i.e CONFIG_CC_HAS_ASM_INLINE) which is not
20  * supported by CLANG.
21  */
22 #ifdef asm_inline
23 #undef asm_inline
24 #define asm_inline asm
25 #endif
26 
27 #define volatile(x...) volatile("")
28 #endif
29