Warning: That file was not part of the compilation database. It may have many parsing errors.
| 1 | /* SPDX-License-Identifier: LGPL-2.1 OR MIT */ |
|---|---|
| 2 | /* |
| 3 | * NOLIBC compiler support header |
| 4 | * Copyright (C) 2023 Thomas Weißschuh <linux@weissschuh.net> |
| 5 | */ |
| 6 | #ifndef _NOLIBC_COMPILER_H |
| 7 | #define _NOLIBC_COMPILER_H |
| 8 | |
| 9 | #if defined(__has_attribute) |
| 10 | # define __nolibc_has_attribute(attr) __has_attribute(attr) |
| 11 | #else |
| 12 | # define __nolibc_has_attribute(attr) 0 |
| 13 | #endif |
| 14 | |
| 15 | #if defined(__has_feature) |
| 16 | # define __nolibc_has_feature(feature) __has_feature(feature) |
| 17 | #else |
| 18 | # define __nolibc_has_feature(feature) 0 |
| 19 | #endif |
| 20 | |
| 21 | #define __nolibc_aligned(alignment) __attribute__((aligned(alignment))) |
| 22 | #define __nolibc_aligned_as(type) __nolibc_aligned(__alignof__(type)) |
| 23 | |
| 24 | #if __nolibc_has_attribute(naked) |
| 25 | # define __nolibc_entrypoint __attribute__((naked)) |
| 26 | # define __nolibc_entrypoint_epilogue() |
| 27 | #else |
| 28 | # define __nolibc_entrypoint __attribute__((optimize("Os", "omit-frame-pointer"))) |
| 29 | # define __nolibc_entrypoint_epilogue() __builtin_unreachable() |
| 30 | #endif /* __nolibc_has_attribute(naked) */ |
| 31 | |
| 32 | #if defined(__SSP__) || defined(__SSP_STRONG__) || defined(__SSP_ALL__) || defined(__SSP_EXPLICIT__) |
| 33 | |
| 34 | #define _NOLIBC_STACKPROTECTOR |
| 35 | |
| 36 | #endif /* defined(__SSP__) ... */ |
| 37 | |
| 38 | #if __nolibc_has_attribute(no_stack_protector) |
| 39 | # define __no_stack_protector __attribute__((no_stack_protector)) |
| 40 | #else |
| 41 | # define __no_stack_protector __attribute__((__optimize__("-fno-stack-protector"))) |
| 42 | #endif /* __nolibc_has_attribute(no_stack_protector) */ |
| 43 | |
| 44 | #if __nolibc_has_attribute(__fallthrough__) |
| 45 | # define __nolibc_fallthrough do { } while (0); __attribute__((__fallthrough__)) |
| 46 | #else |
| 47 | # define __nolibc_fallthrough do { } while (0) |
| 48 | #endif /* __nolibc_has_attribute(fallthrough) */ |
| 49 | |
| 50 | #endif /* _NOLIBC_COMPILER_H */ |
| 51 |
Warning: That file was not part of the compilation database. It may have many parsing errors.