Gnu assembler arm manual






















GNU ARM Assembler. Pre-defined Symbols Define Sets symbols using the SETA directive. The defined names are copied exactly as they are entered (case-sensitive). Each name may get optionally a value, for example: Check, NoExtRam, X1=1+5 Undefine. ARM Options. These ‘-m’ options are defined for the ARM port: mabi=name Generate code for the specified ABI. Permissible values are: ‘apcs-gnu’, ‘atpcs’, ‘aapcs’, ‘aapcs-linux’ and ‘iwmmxt’.-mapcs-frame. Generate a stack frame that is compliant with the ARM Procedure Call Standard for all functions, even if this is not strictly necessary for correct execution of. See HP Series Assembly Language Reference Manual (HP ) for the meaning of www.doorway.ru directive. See section HPPA Assembler Directives, for a summary. On the AMD 29K, this directive is ignored; it is accepted for compatibility with other AMD 29K assemblers.


GNU ARM Assembler. Pre-defined Symbols Define Sets symbols using the SETA directive. The defined names are copied exactly as they are entered (case-sensitive). Each name may get optionally a value, for example: Check, NoExtRam, X1=1+5 Undefine. However, at least ARM assembler does not support mixed case: "Instruction mnemonics, directives, and symbolic register names can be written in uppercase or lowercase, but not mixed." - Igor Skochinsky. Following is a user guide to the GNU assembler AS-MCORE. The original GNU assembler and documentation this is based on was simply called AS. GNU Assembler Directives for ARM The follow is an alphabetical listing of the more command GNU assembler directives. GNU Assembler Directive www.doorway.ru “” Inserts the string as data into the assembly (like DCB in armasm)www.doorway.ru “” www.doorway.ru, but follows the string with a zero www.doorway.ru


the CPSR. An assembler should always set the S flag for these instructions even if this is not specified in the mnemonic. The TEQP form. Nios II uses the GNU Assembler for translating machine instructions written in text to binary files. Below is an example program, study its syntax and comments. Pre-defined Symbols Define Sets symbols using the SETA directive. The defined names are copied exactly as they are entered (case-sensitive).

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