X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=cfg%2Fcompiler.h;h=a303dc776115cc0ab9640d4eb208bfe366c950ad;hb=f3ba158c1ebfcef6c85759056d0a3d5f421ea870;hp=028ef3ad57fafaeabedba505713993b3e18836de;hpb=d599db8632e2cd967d7df7507665d723b8f74b4e;p=bertos.git diff --git a/cfg/compiler.h b/cfg/compiler.h old mode 100755 new mode 100644 index 028ef3ad..a303dc77 --- a/cfg/compiler.h +++ b/cfg/compiler.h @@ -1,9 +1,34 @@ -/*! +/** * \file * * * \brief Additional support macros for compiler independance @@ -12,84 +37,10 @@ * \author Bernardo Innocenti */ -/*#* - *#* $Log$ - *#* Revision 1.19 2006/04/11 00:07:33 bernie - *#* Implemenent MF_SAVESEL flag. - *#* - *#* Revision 1.18 2006/03/22 13:34:34 bernie - *#* MSVC support. - *#* - *#* Revision 1.17 2006/03/22 09:48:35 bernie - *#* Formatting. - *#* - *#* Revision 1.16 2006/03/20 17:48:09 bernie - *#* Fix for avr-libc; INTERRUPT(): Remove macro. - *#* - *#* Revision 1.15 2006/03/13 02:06:25 bernie - *#* containerof(): New macro. - *#* - *#* Revision 1.14 2006/02/23 08:36:33 bernie - *#* Emulate __func__ on MSVC. - *#* - *#* Revision 1.13 2006/02/23 07:37:37 bernie - *#* Compile fix for MSVC. - *#* - *#* Revision 1.12 2006/02/21 16:06:31 bernie - *#* Fix ssize_t redefinitions on glibc systems. - *#* - *#* Revision 1.11 2006/02/20 14:34:58 bernie - *#* Use portable type checking. - *#* - *#* Revision 1.10 2006/02/15 09:12:01 bernie - *#* Fixes for ARM/IAR support. - *#* - *#* Revision 1.9 2006/02/10 12:38:00 bernie - *#* Add support for ARM on IAR. - *#* - *#* Revision 1.8 2006/01/16 03:27:49 bernie - *#* Rename sig_t to sigbit_t to avoid clash with POSIX. - *#* - *#* Revision 1.7 2005/11/27 23:33:05 bernie - *#* Drop avr-libc hack for missing stdint.h. - *#* - *#* Revision 1.6 2005/07/19 07:27:31 bernie - *#* Don't use CPU_REG_BITS from cpu.h to avoid circular header dependendy. - *#* - *#* Revision 1.5 2005/06/27 21:24:37 bernie - *#* ticks_t: New typedef. - *#* - *#* Revision 1.4 2005/06/14 06:15:10 bernie - *#* Add X86_64 support. - *#* - *#* Revision 1.3 2005/04/12 01:37:01 bernie - *#* Metrowerks touchups from HeCo. - *#* - *#* Revision 1.2 2005/04/11 19:10:27 bernie - *#* Include top-level headers from cfg/ subdir. - *#* - *#* Revision 1.1 2005/04/11 19:04:13 bernie - *#* Move top-level headers to cfg/ subdir. - *#* - *#* Revision 1.44 2005/03/29 06:39:59 bernie - *#* setjmp.h, time_t: Remove ancient retrocompatibility; Remove MSVC double to float hack. - *#* - *#* Revision 1.43 2005/03/01 23:15:12 bernie - *#* Remove compatibility hack. - *#* - *#* Revision 1.42 2005/02/16 20:28:46 bernie - *#* Move PGM macros to mware/pgm.h - *#* - *#* Revision 1.41 2005/01/22 04:19:22 bernie - *#* MTIME_INFINITE: New constant. - *#* - *#* Revision 1.40 2005/01/20 18:46:04 aleph - *#* Add progmem datatypes; PSTR() definition. - *#*/ -#ifndef DEVLIB_COMPILER_H -#define DEVLIB_COMPILER_H - -#include +#ifndef BERTOS_COMPILER_H +#define BERTOS_COMPILER_H + +#include #if defined __GNUC__ && defined __GNUC_MINOR__ @@ -111,14 +62,14 @@ #endif -/*! Concatenate two different preprocessor tokens (allowing macros to expand) */ +/** Concatenate two different preprocessor tokens (allowing macros to expand) */ #define PP_CAT(x,y) PP_CAT__(x,y) #define PP_CAT__(x,y) x ## y #define PP_CAT3(x,y,z) PP_CAT(PP_CAT(x,y),z) #define PP_CAT4(x,y,z,w) PP_CAT(PP_CAT3(x,y,z),w) #define PP_CAT5(x,y,z,w,j) PP_CAT(PP_CAT4(x,y,z,w),j) -/*! String-ize a token (allowing macros to expand) */ +/** String-ize a token (allowing macros to expand) */ #define PP_STRINGIZE(x) PP_STRINGIZE__(x) #define PP_STRINGIZE__(x) #x @@ -229,6 +180,12 @@ #define USED_FUNC __attribute__((__used__)) #define RESTRICT __restrict__ #define MUST_CHECK __attribute__((warn_unused_result)) + #define PACKED __attribute__((packed)) + /** + * Force compiler to realod context variable. + */ + #define MEMORY_BARRIER asm volatile ("" : : : "memory") + #if GNUC_PREREQ(3,1) #define DEPRECATED __attribute__((__deprecated__)) #endif @@ -259,6 +216,8 @@ #pragma GCC poison cin cout cerr clog #endif + + #elif defined(__MWERKS__) /* Compiler features */ @@ -284,7 +243,7 @@ /* Defaults for compiler extensions. */ -/*! +/** * \def COMPILER_VARIADIC_MACROS * Support for macros with variable arguments. */ @@ -292,7 +251,7 @@ #define COMPILER_VARIADIC_MACROS (COMPILER_C99 != 0) #endif -/*! +/** * \def COMPILER_TYPEOF * Support for dynamic type identification. */ @@ -300,7 +259,7 @@ #define COMPILER_TYPEOF 0 #endif -/*! +/** * \def COMPILER_STATEMENT_EXPRESSIONS * Support for statement expressions. */ @@ -358,6 +317,14 @@ #ifndef MUST_CHECK #define MUST_CHECK /* nothing */ #endif +#ifndef PACKED +#define PACKED /* nothing */ +#endif +#ifndef MEMORY_BARRIER +#define MEMORY_BARRIER /* nothing */ +#warning No memory barrier defined for select compiler. If you use the kernel check it. +#endif + /* Misc definitions */ #ifndef NULL @@ -367,7 +334,6 @@ #define EOF (-1) #endif - /* Support for hybrid C/C++ applications. */ #ifdef __cplusplus #define EXTERN_C extern "C" @@ -386,7 +352,7 @@ #if defined(_MSC_VER) \ || ((defined(__IAR_SYSTEMS_ICC) || defined(__IAR_SYSTEMS_ICC__)) && CPU_I196) - /*! + /** * \name ISO C99 fixed-size types * * These should be in , but a few compilers lack them. @@ -417,33 +383,38 @@ * The ATmega8 has a very small Flash, so we can't afford * to link in support routines for 32bit integer arithmetic. */ - typedef int16_t ticks_t; /*!< Type for time expressed in ticks. */ - typedef int16_t mtime_t; /*!< Type for time expressed in milliseconds. */ - typedef int16_t utime_t; /*!< Type for time expressed in microseconds. */ + typedef int16_t ticks_t; /**< Type for time expressed in ticks. */ + typedef int16_t mtime_t; /**< Type for time expressed in milliseconds. */ + typedef int16_t utime_t; /**< Type for time expressed in microseconds. */ #define SIZEOF_MTIME_T (16 / CPU_BITS_PER_CHAR) #define SIZEOF_UTIME_T (16 / CPU_BITS_PER_CHAR) #define MTIME_INFINITE 0x7FFFL #else - typedef int32_t ticks_t; /*!< Type for time expressed in ticks. */ - typedef int32_t mtime_t; /*!< Type for time expressed in milliseconds. */ - typedef int32_t utime_t; /*!< Type for time expressed in microseconds. */ - #define SIZEOF_MTIME_T (32 / CPU_BITS_PER_CHAR) + typedef int32_t ticks_t; /**< Type for time expressed in ticks. */ + + typedef int32_t utime_t; /**< Type for time expressed in microseconds. */ #define SIZEOF_UTIME_T (32 / CPU_BITS_PER_CHAR) - #define MTIME_INFINITE 0x7FFFFFFFL + + #ifndef DEVLIB_MTIME_DEFINED + #define DEVLIB_MTIME_DEFINED 1 /* Resolve conflict with */ + typedef int32_t mtime_t; /**< Type for time expressed in milliseconds. */ + #define SIZEOF_MTIME_T (32 / CPU_BITS_PER_CHAR) + #define MTIME_INFINITE 0x7FFFFFFFL + #endif #endif -/*! Bulk storage large enough for both pointers or integers. */ +/** Bulk storage large enough for both pointers or integers. */ typedef void * iptr_t; -/*! Bulk storage large enough for both pointers to constants or integers. */ +/** Bulk storage large enough for both pointers to constants or integers. */ typedef const void * const_iptr_t; -typedef unsigned char sigbit_t; /*!< Type for signal bits. */ -typedef unsigned char sigmask_t; /*!< Type for signal masks. */ -typedef unsigned char page_t; /*!< Type for banked memory pages. */ +typedef unsigned char sigbit_t; /**< Type for signal bits. */ +typedef unsigned char sigmask_t; /**< Type for signal masks. */ +typedef unsigned char page_t; /**< Type for banked memory pages. */ -/*! +/** * \name Standard type definitions. * * These should be in or , but many compilers @@ -483,7 +454,7 @@ typedef unsigned char page_t; /*!< Type for banked memory pages. */ /*\}*/ -/*! +/** * \name Types for hardware registers. * * Only use these types for registers whose contents can @@ -504,7 +475,7 @@ typedef unsigned char page_t; /*!< Type for banked memory pages. */ /* Quasi-ANSI macros */ #ifndef offsetof - /*! + /** * Return the byte offset of the member \a m in struct \a s. * * \note This macro should be defined in "stddef.h" and is sometimes @@ -513,7 +484,7 @@ typedef unsigned char page_t; /*!< Type for banked memory pages. */ #define offsetof(s,m) (size_t)&(((s *)0)->m) #endif #ifndef countof - /*! + /** * Count the number of elements in the static array \a a. * * \note This macro is non-standard, but implements a very common idiom @@ -538,20 +509,20 @@ typedef unsigned char page_t; /*!< Type for banked memory pages. */ ( (type *)((char *)(ptr) - offsetof(type, member)) ) #endif -/*! Issue a compilation error if the \a condition is false */ +/** Issue a compilation error if the \a condition is false */ #define STATIC_ASSERT(condition) \ UNUSED_VAR(extern char, STATIC_ASSERTION_FAILED__[(condition) ? 1 : -1]) #ifndef ASSERT_TYPE_EQUAL -/*! Ensure two variables have the same type. */ -#define ASSERT_TYPE_EQUAL(var1, var2) \ - do { (void)(&(var1) == &(var2)); } while(0) + /** Ensure two variables have the same type. */ + #define ASSERT_TYPE_EQUAL(var1, var2) \ + do { (void)(&(var1) == &(var2)); } while(0) #endif #ifndef ASSERT_TYPE_IS -/** Ensure variable is of specified type. */ -#define ASSERT_TYPE_IS(var, type) \ - do { (void)(&(var) == (type *)0); } while(0) + /** Ensure variable is of specified type. */ + #define ASSERT_TYPE_IS(var, type) \ + do { (void)(&(var) == (type *)0); } while(0) #endif -#endif /* DEVLIB_COMPILER_H */ +#endif /* BERTOS_COMPILER_H */