X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/f01a05415c03b0dd61297849ece2cfcce7f8d3e8..0c59d5993e970ff26c02b4ec59157ecec07fc3cb:/LUFA/Common/Attributes.h?ds=sidebyside diff --git a/LUFA/Common/Attributes.h b/LUFA/Common/Attributes.h index bb0741729..92948e10e 100644 --- a/LUFA/Common/Attributes.h +++ b/LUFA/Common/Attributes.h @@ -29,19 +29,19 @@ */ /** \file - * \brief GCC special function/variable attribute macros. + * \brief Special function/variable attribute macros. * - * \copydetails Group_GCCAttributes + * \copydetails Group_FuncVarAttributes * * \note Do not include this file directly, rather include the Common.h header file instead to gain this file's * functionality. */ /** \ingroup Group_Common - * \defgroup Group_GCCAttributes Function/Variable Attributes - * \brief GCC special function/variable attribute macros. + * \defgroup Group_FuncVarAttributes Function/Variable Attributes + * \brief Special function/variable attribute macros. * - * This module contains macros for applying GCC specific attributes to functions and variables to control various + * This module contains macros for applying specific attributes to functions and variables to control various * optimizer and code generation features of the compiler. Attributes may be placed in the function prototype * or variable declaration in any order, and multiple attributes can be specified for a single item via a space * separated list. @@ -112,21 +112,21 @@ * identical name (in which case the weak reference is discarded at link time). */ #define ATTR_WEAK __attribute__ ((weak)) - - /** Forces the compiler to not automatically zero the given global variable on startup, so that the - * current RAM contents is retained. Under most conditions this value will be random due to the - * behaviour of volatile memory once power is removed, but may be used in some specific circumstances, - * like the passing of values back after a system watchdog reset. - */ - #define ATTR_NO_INIT __attribute__ ((section (".noinit"))) #endif + /** Forces the compiler to not automatically zero the given global variable on startup, so that the + * current RAM contents is retained. Under most conditions this value will be random due to the + * behaviour of volatile memory once power is removed, but may be used in some specific circumstances, + * like the passing of values back after a system watchdog reset. + */ + #define ATTR_NO_INIT __attribute__ ((section (".noinit"))) + /** Places the function in one of the initialization sections, which execute before the main function * of the application. Refer to the avr-libc manual for more information on the initialization sections. * * \param[in] SectionIndex Initialization section number where the function should be placed. */ - #define ATTR_INIT_SECTION(SectionIndex) __attribute__ ((naked, section (".init" #SectionIndex ))) + #define ATTR_INIT_SECTION(SectionIndex) __attribute__ ((used, naked, section (".init" #SectionIndex ))) /** Marks a function as an alias for another function. *