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nuttx: Add function attribute for inhibiting stack protector

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Signed-off-by: Gustavo Henrique Nihei <gustavo.nihei@espressif.com>
This commit is contained in:
Gustavo Henrique Nihei 2021-08-31 15:39:54 -03:00 committed by Xiang Xiao
parent 151f6eab3c
commit a6e9be88c4
1 changed files with 27 additions and 0 deletions
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27
include/nuttx/compiler.h
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@ -163,6 +163,29 @@
# define noinstrument_function __attribute__ ((no_instrument_function))
/* The nostackprotect_function attribute disables stack protection in
* sensitive functions, e.g., stack coloration routines.
*/
#if defined(__has_attribute)
# if __has_attribute(no_stack_protector)
# define nostackprotect_function __attribute__ ((no_stack_protector))
# endif
#endif
/* nostackprotect_function definition for older versions of GCC and Clang.
* Note that Clang does not support setting per-function optimizations,
* simply disable the entire optimization pass for the required function.
*/
#ifndef nostackprotect_function
# if defined(__clang__)
# define nostackprotect_function __attribute__ ((optnone))
# else
# define nostackprotect_function __attribute__ ((__optimize__ ("-fno-stack-protector")))
# endif
#endif
/* The unsued code or data */
# define unused_code __attribute__((unused))
@ -425,6 +448,7 @@
# define inline_function
# define noinline_function
# define noinstrument_function
# define nostackprotect_function
# define unused_code
# define unused_data
@ -564,6 +588,7 @@
# define inline_function
# define noinline_function
# define noinstrument_function
# define nostackprotect_function
# define unused_code
# define unused_data
# define formatlike(a)
@ -674,6 +699,7 @@
# define inline_function
# define noinline_function
# define noinstrument_function
# define nostackprotect_function
# define unused_code
# define unused_data
# define formatlike(a)
@ -739,6 +765,7 @@
# define inline_function
# define noinline_function
# define noinstrument_function
# define nostackprotect_function
# define unused_code
# define unused_data
# define formatlike(a)