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author | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:11:46 +0300 |
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committer | nkozlovskiy <nmk@ydb.tech> | 2023-10-11 19:33:28 +0300 |
commit | 61b3971447e473726d6cdb23fc298e457b4d973c (patch) | |
tree | e2a2a864bb7717f7ae6138f6a3194a254dd2c7bb /contrib/libs/clang14-rt/lib/sanitizer_common/sanitizer_asm.h | |
parent | a674dc57d88d43c2e8e90a6084d5d2c988e0402c (diff) | |
download | ydb-61b3971447e473726d6cdb23fc298e457b4d973c.tar.gz |
add sanitizers dependencies
Diffstat (limited to 'contrib/libs/clang14-rt/lib/sanitizer_common/sanitizer_asm.h')
-rw-r--r-- | contrib/libs/clang14-rt/lib/sanitizer_common/sanitizer_asm.h | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/contrib/libs/clang14-rt/lib/sanitizer_common/sanitizer_asm.h b/contrib/libs/clang14-rt/lib/sanitizer_common/sanitizer_asm.h new file mode 100644 index 0000000000..9ebba91da7 --- /dev/null +++ b/contrib/libs/clang14-rt/lib/sanitizer_common/sanitizer_asm.h @@ -0,0 +1,75 @@ +//===-- sanitizer_asm.h -----------------------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +// +// Various support for assembler. +// +//===----------------------------------------------------------------------===// + +// Some toolchains do not support .cfi asm directives, so we have to hide +// them inside macros. +#if defined(__clang__) || \ + (defined(__GNUC__) && defined(__GCC_HAVE_DWARF2_CFI_ASM)) + // GCC defined __GCC_HAVE_DWARF2_CFI_ASM if it supports CFI. + // Clang seems to support CFI by default (or not?). + // We need two versions of macros: for inline asm and standalone asm files. +# define CFI_INL_ADJUST_CFA_OFFSET(n) ".cfi_adjust_cfa_offset " #n ";" + +# define CFI_STARTPROC .cfi_startproc +# define CFI_ENDPROC .cfi_endproc +# define CFI_ADJUST_CFA_OFFSET(n) .cfi_adjust_cfa_offset n +# define CFI_DEF_CFA_OFFSET(n) .cfi_def_cfa_offset n +# define CFI_REL_OFFSET(reg, n) .cfi_rel_offset reg, n +# define CFI_OFFSET(reg, n) .cfi_offset reg, n +# define CFI_DEF_CFA_REGISTER(reg) .cfi_def_cfa_register reg +# define CFI_DEF_CFA(reg, n) .cfi_def_cfa reg, n +# define CFI_RESTORE(reg) .cfi_restore reg + +#else // No CFI +# define CFI_INL_ADJUST_CFA_OFFSET(n) +# define CFI_STARTPROC +# define CFI_ENDPROC +# define CFI_ADJUST_CFA_OFFSET(n) +# define CFI_DEF_CFA_OFFSET(n) +# define CFI_REL_OFFSET(reg, n) +# define CFI_OFFSET(reg, n) +# define CFI_DEF_CFA_REGISTER(reg) +# define CFI_DEF_CFA(reg, n) +# define CFI_RESTORE(reg) +#endif + +#if !defined(__APPLE__) +# define ASM_HIDDEN(symbol) .hidden symbol +# define ASM_TYPE_FUNCTION(symbol) .type symbol, %function +# define ASM_SIZE(symbol) .size symbol, .-symbol +# define ASM_SYMBOL(symbol) symbol +# define ASM_SYMBOL_INTERCEPTOR(symbol) symbol +# define ASM_WRAPPER_NAME(symbol) __interceptor_##symbol +#else +# define ASM_HIDDEN(symbol) +# define ASM_TYPE_FUNCTION(symbol) +# define ASM_SIZE(symbol) +# define ASM_SYMBOL(symbol) _##symbol +# define ASM_SYMBOL_INTERCEPTOR(symbol) _wrap_##symbol +# define ASM_WRAPPER_NAME(symbol) __interceptor_##symbol +#endif + +#if defined(__ELF__) && (defined(__GNU__) || defined(__FreeBSD__) || \ + defined(__Fuchsia__) || defined(__linux__)) +// clang-format off +#define NO_EXEC_STACK_DIRECTIVE .section .note.GNU-stack,"",%progbits +// clang-format on +#else +#define NO_EXEC_STACK_DIRECTIVE +#endif + +#if (defined(__x86_64__) || defined(__i386__)) && defined(__has_include) && __has_include(<cet.h>) +#include <cet.h> +#endif +#ifndef _CET_ENDBR +#define _CET_ENDBR +#endif |