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compiler:add visibility & constructor keywords in compiler.h

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Signed-off-by: anjiahao <anjiahao@xiaomi.com>
This commit is contained in:
anjiahao 2024-10-08 11:24:37 +08:00 committed by Xiang Xiao
parent e9e01506d3
commit 4ac2a5a5ba
1 changed files with 46 additions and 0 deletions
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46
include/nuttx/compiler.h
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@ -307,6 +307,27 @@
# endif
# endif
/* The constructor attribute causes the function to be called
* automatically before execution enters main ().
* Similarly, the destructor attribute causes the function to
* be called automatically after main () has completed or
* exit () has been called. Functions with these attributes are
* useful for initializing data that will be used implicitly
* during the execution of the program.
* See https://gcc.gnu.org/onlinedocs/gcc-4.1.2/gcc/Function-Attributes.html
*/
# define constructor_fuction __attribute__((constructor))
# define destructor_function __attribute__((destructor))
/* Use visibility_hidden to hide symbols by default
* Use visibility_default to make symbols visible
* See https://gcc.gnu.org/wiki/Visibility
*/
# define visibility_hidden __attribute__((visibility("hidden")))
# define visibility_default __attribute__((visibility("default")))
/* The unused code or data */
# define unused_code __attribute__((unused))
@ -597,6 +618,11 @@
# define nosanitize_address
# define nosanitize_undefined
# define nostackprotect_function
# define constructor_fuction
# define destructor_function
# define visibility_hidden
# define visibility_default
# define unused_code
# define unused_data
@ -744,6 +770,10 @@
# define nosanitize_address
# define nosanitize_undefined
# define nostackprotect_function
# define constructor_fuction
# define destructor_function
# define visibility_hidden
# define visibility_default
# define unused_code
# define unused_data
# define used_code
@ -859,6 +889,10 @@
# define nosanitize_address
# define nosanitize_undefined
# define nostackprotect_function
# define constructor_fuction
# define destructor_function
# define visibility_hidden
# define visibility_default
# define unused_code
# define unused_data
# define used_code
@ -953,6 +987,10 @@
# define nosanitize_address
# define nosanitize_undefined
# define nostackprotect_function
# define constructor_fuction
# define destructor_function
# define visibility_hidden
# define visibility_default
# define unused_code
# define unused_data
# define used_code
@ -1037,6 +1075,10 @@
# define nosanitize_address
# define nosanitize_undefined
# define nostackprotect_function
# define constructor_fuction
# define destructor_function
# define visibility_hidden
# define visibility_default
# define unused_code __attribute__((unused))
# define unused_data __attribute__((unused))
# define used_code __attribute__((used))
@ -1106,6 +1148,10 @@
# define nosanitize_address
# define nosanitize_undefined
# define nostackprotect_function
# define constructor_fuction
# define destructor_function
# define visibility_hidden
# define visibility_default
# define unused_code
# define unused_data
# define used_code