diff options
| author | GuEe-GUI <[email protected]> | 2024-10-30 14:27:08 +0800 |
|---|---|---|
| committer | Rbb666 <[email protected]> | 2024-11-04 10:10:15 +0800 |
| commit | d8db49c17af98cedfe1a7634233b505d92ce8445 (patch) | |
| tree | ddcd4e3b05b4eab956431cf89b64bb2f52401f96 /include/rtcompiler.h | |
| parent | a573ea06b7bbf1f22c6add812770f9734f04ae66 (diff) | |
[COMPILER/FEATURE] Support rt_packed
__ARMCC_VERSION: https://smtp.keil.com/support/man/docs/armcc/armcc_chr1359124980173.htm
__IAR_SYSTEMS_ICC__: <Not Found>
__GNUC__: https://gcc.gnu.org/onlinedocs/gcc/Common-Type-Attributes.html#index-packed-type-attribute
__ADSPBLACKFIN__: <Not Found>
_MSC_VER: https://learn.microsoft.com/en-us/cpp/preprocessor/pack?view=msvc-170
__TI_COMPILER_VERSION__: https://software-dl.ti.com/codegen/docs/tiarmclang/rel1_3_0_LTS/migration_guide/migrating_c_and_cpp_source/pragmas_and_attributes.html
__TASKING__: https://resources.tasking.com/sites/default/files/2021-02/TASKING_Alignment%20Requirements%20Restrictions_WEB.pdf
Usage:
```c
rt_packed(struct object1
{
int dword;
char byte;
});
typedef struct object1 object1;
rt_packed(struct object2
{
int dword;
char byte;
});
```
Signed-off-by: GuEe-GUI <[email protected]>
Diffstat (limited to 'include/rtcompiler.h')
| -rw-r--r-- | include/rtcompiler.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/include/rtcompiler.h b/include/rtcompiler.h index bf1da29c2f..121f084ae9 100644 --- a/include/rtcompiler.h +++ b/include/rtcompiler.h @@ -16,6 +16,11 @@ #define rt_section(x) __attribute__((section(x))) #define rt_used __attribute__((used)) #define rt_align(n) __attribute__((aligned(n))) +#if __ARMCC_VERSION >= 6010050 +#define rt_packed(declare) declare __attribute__((packed)) +#else +#define rt_packed(declare) declare +#endif #define rt_weak __attribute__((weak)) #define rt_typeof typeof #define rt_noreturn @@ -26,6 +31,7 @@ #define rt_used __root #define PRAGMA(x) _Pragma(#x) #define rt_align(n) PRAGMA(data_alignment=n) +#define rt_packed(declare) declare #define rt_weak __weak #define rt_typeof __typeof #define rt_noreturn @@ -37,6 +43,7 @@ #define rt_section(x) __attribute__((section(x))) #define rt_used __attribute__((used)) #define rt_align(n) __attribute__((aligned(n))) +#define rt_packed(declare) declare __attribute__((packed)) #define rt_weak __attribute__((weak)) #define rt_typeof __typeof__ #define rt_noreturn __attribute__ ((noreturn)) @@ -46,6 +53,7 @@ #define rt_section(x) __attribute__((section(x))) #define rt_used __attribute__((used)) #define rt_align(n) __attribute__((aligned(n))) +#define rt_packed(declare) declare #define rt_weak __attribute__((weak)) #define rt_typeof typeof #define rt_noreturn @@ -55,6 +63,7 @@ #define rt_section(x) #define rt_used #define rt_align(n) __declspec(align(n)) +#define rt_packed(declare) __pragma(pack(push, 1)) declare __pragma(pack(pop)) #define rt_weak #define rt_typeof typeof #define rt_noreturn @@ -74,6 +83,7 @@ #endif #define PRAGMA(x) _Pragma(#x) #define rt_align(n) __attribute__((aligned(n))) +#define rt_packed(declare) declare __attribute__((packed)) #ifdef __TI_EABI__ #define rt_weak __attribute__((weak)) #else @@ -88,6 +98,7 @@ #define rt_used __attribute__((used, protect)) #define PRAGMA(x) _Pragma(#x) #define rt_align(n) __attribute__((__align(n))) +#define rt_packed(declare) declare __packed__ #define rt_weak __attribute__((weak)) #define rt_typeof typeof #define rt_noreturn |