compiler.h: Move c++ standard feature out of compiler specific section
and correct the code indent Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao
Alan Carvalho de Assis
parent
0c223998c7
commit
fb996ebaa9
@ -31,6 +31,36 @@
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* Pre-processor Definitions
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****************************************************************************/
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/* ISO C11 supports anonymous (unnamed) structures and unions, added in
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* GCC 4.6 (but might be suppressed with -std= option). ISO C++11 also
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* adds un-named unions, but NOT unnamed structures (although compilers
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* may support them).
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*
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* CAREFUL: This can cause issues for shared data structures shared between
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* C and C++ if the two versions do not support the same features.
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* Structures and unions can lose binary compatibility!
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*
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* NOTE: The NuttX coding standard forbids the use of unnamed structures and
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* unions within the OS.
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*/
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#undef CONFIG_HAVE_ANONYMOUS_STRUCT
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#undef CONFIG_HAVE_ANONYMOUS_UNION
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#if (defined(__cplusplus) && __cplusplus >= 201103L) || \
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(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L)
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# define CONFIG_HAVE_ANONYMOUS_STRUCT 1
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# define CONFIG_HAVE_ANONYMOUS_UNION 1
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#endif
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/* C++ support */
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#if defined(__cplusplus) && __cplusplus >= 201402L
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# define CONFIG_HAVE_CXX14 1
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#else
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# undef CONFIG_HAVE_CXX14
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#endif
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/* GCC-specific definitions *************************************************/
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#ifdef __GNUC__
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@ -71,19 +101,11 @@
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* undefined and needs to be taken care of by the caller.
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*/
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#if __GNUC__ >= 4
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# define CONFIG_HAVE_BUILTIN_CTZ 1
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# define CONFIG_HAVE_BUILTIN_CLZ 1
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# define CONFIG_HAVE_BUILTIN_POPCOUNT 1
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#endif
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/* C++ support */
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#if defined(__cplusplus) && __cplusplus >= 201402L
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# define CONFIG_HAVE_CXX14 1
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#else
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# undef CONFIG_HAVE_CXX14
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#endif
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# if __GNUC__ >= 4
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# define CONFIG_HAVE_BUILTIN_CTZ 1
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# define CONFIG_HAVE_BUILTIN_CLZ 1
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# define CONFIG_HAVE_BUILTIN_POPCOUNT 1
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# endif
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/* Attributes
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*
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@ -91,20 +113,20 @@
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* unnecessary "weak" functions can be excluded from the link.
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*/
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# if !defined(__CYGWIN__) && !defined(CONFIG_ARCH_GNU_NO_WEAKFUNCTIONS)
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# define CONFIG_HAVE_WEAKFUNCTIONS 1
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# define weak_alias(name, aliasname) \
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extern __typeof (name) aliasname __attribute__ ((weak, alias (#name)));
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# define weak_data __attribute__ ((weak))
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# define weak_function __attribute__ ((weak))
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# define weak_const_function __attribute__ ((weak, __const__))
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# else
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# undef CONFIG_HAVE_WEAKFUNCTIONS
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# define weak_alias(name, aliasname)
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# define weak_data
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# define weak_function
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# define weak_const_function
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# endif
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# if !defined(__CYGWIN__) && !defined(CONFIG_ARCH_GNU_NO_WEAKFUNCTIONS)
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# define CONFIG_HAVE_WEAKFUNCTIONS 1
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# define weak_alias(name, aliasname) \
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extern __typeof (name) aliasname __attribute__ ((weak, alias (#name)));
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# define weak_data __attribute__ ((weak))
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# define weak_function __attribute__ ((weak))
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# define weak_const_function __attribute__ ((weak, __const__))
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# else
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# undef CONFIG_HAVE_WEAKFUNCTIONS
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# define weak_alias(name, aliasname)
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# define weak_data
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# define weak_function
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# define weak_const_function
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# endif
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/* The noreturn attribute informs GCC that the function will not return.
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* C11 adds _Noreturn keyword (see stdnoreturn.h)
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@ -163,24 +185,24 @@
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* sensitive functions, e.g., stack coloration routines.
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*/
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#if defined(__has_attribute)
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# if __has_attribute(no_stack_protector)
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# define nostackprotect_function __attribute__ ((no_stack_protector))
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# if defined(__has_attribute)
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# if __has_attribute(no_stack_protector)
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# define nostackprotect_function __attribute__ ((no_stack_protector))
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# endif
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# endif
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#endif
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/* nostackprotect_function definition for older versions of GCC and Clang.
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* Note that Clang does not support setting per-function optimizations,
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* simply disable the entire optimization pass for the required function.
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*/
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#ifndef nostackprotect_function
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# if defined(__clang__)
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# define nostackprotect_function __attribute__ ((optnone))
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# else
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# define nostackprotect_function __attribute__ ((__optimize__("-fno-stack-protector")))
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# ifndef nostackprotect_function
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# if defined(__clang__)
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# define nostackprotect_function __attribute__ ((optnone))
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# else
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# define nostackprotect_function __attribute__ ((__optimize__("-fno-stack-protector")))
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# endif
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# endif
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#endif
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/* The unused code or data */
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@ -222,155 +244,133 @@
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* pointers are 16-bits.
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*/
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#if defined(__m32c__)
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# if defined(__m32c__)
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/* No I-space access qualifiers */
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# define IOBJ
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# define IPTR
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# define IOBJ
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# define IPTR
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/* Select the small, 16-bit addressing model */
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# define CONFIG_SMALL_MEMORY 1
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# define CONFIG_SMALL_MEMORY 1
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/* Long and int are not the same size */
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# define CONFIG_LONG_IS_NOT_INT 1
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# define CONFIG_LONG_IS_NOT_INT 1
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/* Pointers and int are the same size */
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# undef CONFIG_PTR_IS_NOT_INT
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# undef CONFIG_PTR_IS_NOT_INT
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#elif defined(__AVR__)
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# if defined(CONFIG_AVR_HAS_MEMX_PTR)
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/* I-space access qualifiers needed by Harvard architecture */
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# elif defined(__AVR__)
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# if defined(CONFIG_AVR_HAS_MEMX_PTR)
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/* I-space access qualifiers needed by Harvard architecture */
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# define IOBJ __flash
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# define IPTR __memx
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# define IOBJ __flash
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# define IPTR __memx
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# else
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# else
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/* No I-space access qualifiers */
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# define IOBJ
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# define IPTR
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# endif
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# define IOBJ
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# define IPTR
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# endif
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/* Select the small, 16-bit addressing model (for D-Space) */
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# define CONFIG_SMALL_MEMORY 1
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# define CONFIG_SMALL_MEMORY 1
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/* Long and int are not the same size */
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# define CONFIG_LONG_IS_NOT_INT 1
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# define CONFIG_LONG_IS_NOT_INT 1
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/* Pointers and int are the same size */
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# undef CONFIG_PTR_IS_NOT_INT
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# undef CONFIG_PTR_IS_NOT_INT
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/* Uses a 32-bit FAR pointer only from accessing data outside of the 16-bit
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* data space.
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*/
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# define CONFIG_HAVE_FARPOINTER 1
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# define CONFIG_HAVE_FARPOINTER 1
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#elif defined(__mc68hc1x__)
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# elif defined(__mc68hc1x__)
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/* No I-space access qualifiers */
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# define IOBJ
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# define IPTR
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# define IOBJ
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# define IPTR
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/* Select the small, 16-bit addressing model */
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# define CONFIG_SMALL_MEMORY 1
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# define CONFIG_SMALL_MEMORY 1
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/* Normally, mc68hc1x code is compiled with the -mshort option
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* which results in a 16-bit integer. If -mnoshort is defined
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* then an integer is 32-bits. GCC will defined __INT__ accordingly:
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*/
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# if __INT__ == 16
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# if __INT__ == 16
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/* int is 16-bits, long is 32-bits */
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# define CONFIG_LONG_IS_NOT_INT 1
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# define CONFIG_LONG_IS_NOT_INT 1
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/* Pointers and int are the same size (16-bits) */
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# undef CONFIG_PTR_IS_NOT_INT
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# else
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# undef CONFIG_PTR_IS_NOT_INT
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# else
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/* int and long are both 32-bits */
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# undef CONFIG_LONG_IS_NOT_INT
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# undef CONFIG_LONG_IS_NOT_INT
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/* Pointers and int are NOT the same size */
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# define CONFIG_PTR_IS_NOT_INT 1
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# endif
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# define CONFIG_PTR_IS_NOT_INT 1
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# endif
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#elif defined(_EZ80ACCLAIM)
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# elif defined(_EZ80ACCLAIM)
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/* No I-space access qualifiers */
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# define IOBJ
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# define IPTR
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# define IOBJ
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# define IPTR
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/* Select the large, 24-bit addressing model */
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# undef CONFIG_SMALL_MEMORY
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# undef CONFIG_SMALL_MEMORY
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/* int is 24-bits, long is 32-bits */
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# define CONFIG_LONG_IS_NOT_INT 1
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# define CONFIG_LONG_IS_NOT_INT 1
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/* pointers are 24-bits too */
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# undef CONFIG_PTR_IS_NOT_INT
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# undef CONFIG_PTR_IS_NOT_INT
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/* the ez80 stdlib doesn't support doubles */
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# undef CONFIG_HAVE_DOUBLE
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# undef CONFIG_HAVE_LONG_DOUBLE
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# undef CONFIG_HAVE_DOUBLE
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# undef CONFIG_HAVE_LONG_DOUBLE
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#else
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# else
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/* No I-space access qualifiers */
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# define IOBJ
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# define IPTR
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# define IOBJ
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# define IPTR
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/* Select the large, 32-bit addressing model */
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# undef CONFIG_SMALL_MEMORY
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# undef CONFIG_SMALL_MEMORY
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/* Long and int are (probably) the same size (32-bits) */
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# undef CONFIG_LONG_IS_NOT_INT
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# undef CONFIG_LONG_IS_NOT_INT
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/* Pointers and int are the same size (32-bits) */
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# undef CONFIG_PTR_IS_NOT_INT
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# undef CONFIG_PTR_IS_NOT_INT
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#endif
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/* ISO C11 supports anonymous (unnamed) structures and unions, added in
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* GCC 4.6 (but might be suppressed with -std= option). ISO C++11 also
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* adds un-named unions, but NOT unnamed structures (although compilers
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* may support them).
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*
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* CAREFUL: This can cause issues for shared data structures shared between
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* C and C++ if the two versions do not support the same features.
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* Structures and unions can lose binary compatibility!
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*
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* NOTE: The NuttX coding standard forbids the use of unnamed structures and
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* unions within the OS.
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*/
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# undef CONFIG_HAVE_ANONYMOUS_STRUCT
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# undef CONFIG_HAVE_ANONYMOUS_UNION
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# if (defined(__cplusplus) && __cplusplus >= 201103L) || \
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(defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201112L)
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# define CONFIG_HAVE_ANONYMOUS_STRUCT 1
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# define CONFIG_HAVE_ANONYMOUS_UNION 1
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# endif
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/* Indicate that a local variable is not used */
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@ -412,10 +412,6 @@
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# pragma disable_warning 85
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/* C++ support */
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# undef CONFIG_HAVE_CXX14
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/* Attributes
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*
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* SDCC does not support weak symbols
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@ -477,11 +473,6 @@
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# define reentrant_function __reentrant
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/* ISO C11 supports anonymous (unnamed) structures and unions. Does SDCC? */
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# undef CONFIG_HAVE_ANONYMOUS_STRUCT
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# undef CONFIG_HAVE_ANONYMOUS_UNION
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/* Indicate that a local variable is not used */
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# define UNUSED(a) ((void)(1 || (a)))
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@ -493,21 +484,21 @@
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* external RAM.
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*/
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#if defined(__SDCC_z80) || defined(__SDCC_z180) || defined(__SDCC_gbz80)
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# define FAR
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# define NEAR
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# define CODE
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# define DSEG
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#else
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# define FAR __xdata
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# define NEAR __data
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# define CODE __code
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# if defined(SDCC_MODEL_SMALL)
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# define DSEG __data
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# if defined(__SDCC_z80) || defined(__SDCC_z180) || defined(__SDCC_gbz80)
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# define FAR
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# define NEAR
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# define CODE
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# define DSEG
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# else
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# define DSEG __xdata
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# define FAR __xdata
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# define NEAR __data
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# define CODE __code
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# if defined(SDCC_MODEL_SMALL)
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# define DSEG __data
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# else
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# define DSEG __xdata
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# endif
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# endif
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#endif
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/* Select small, 16-bit address model */
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@ -522,9 +513,9 @@
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* the same size as int than just z80 and z180.
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*/
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#if !defined(__z80) && !defined(__gbz80)
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# define CONFIG_PTR_IS_NOT_INT 1
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#endif
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# if !defined(__z80) && !defined(__gbz80)
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# define CONFIG_PTR_IS_NOT_INT 1
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# endif
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/* SDCC does types long long and float, but not types double and long
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* double.
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@ -564,10 +555,6 @@
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# define IOBJ
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# define IPTR
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/* C++ support */
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# undef CONFIG_HAVE_CXX14
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/* Attributes
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*
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* The Zilog compiler does not support weak symbols
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@ -655,13 +642,6 @@
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# endif
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# endif
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/* ISO C11 supports anonymous (unnamed) structures and unions. Zilog does
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* not support C11
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*/
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# undef CONFIG_HAVE_ANONYMOUS_STRUCT
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# undef CONFIG_HAVE_ANONYMOUS_UNION
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/* Indicate that a local variable is not used */
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# define UNUSED(a) ((void)(1 || (a)))
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@ -729,17 +709,6 @@
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# pragma section = ".data_init"
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# pragma section = ".text"
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/* C++ support */
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# undef CONFIG_HAVE_CXX14
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/* ISO C11 supports anonymous (unnamed) structures and unions. Does
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* ICCARM?
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*/
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# undef CONFIG_HAVE_ANONYMOUS_STRUCT
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# undef CONFIG_HAVE_ANONYMOUS_UNION
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/* Indicate that a local variable is not used */
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# define UNUSED(a) ((void)(1 || (a)))
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@ -761,7 +730,6 @@
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# undef CONFIG_HAVE_FUNCTIONNAME
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# undef CONFIG_HAVE_FILENAME
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# undef CONFIG_HAVE_WEAKFUNCTIONS
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# undef CONFIG_HAVE_CXX14
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# define weak_alias(name, aliasname)
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# define weak_data
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# define weak_function
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@ -802,8 +770,6 @@
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# define CONFIG_HAVE_FLOAT 1
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# undef CONFIG_HAVE_DOUBLE
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# undef CONFIG_HAVE_LONG_DOUBLE
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# undef CONFIG_HAVE_ANONYMOUS_STRUCT
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# undef CONFIG_HAVE_ANONYMOUS_UNION
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# define UNUSED(a) ((void)(1 || (a)))
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