Gordon Craig
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Diff: targets/cmsis/TOOLCHAIN_IAR/cmain.S
- Revision:
- 144:ef7eb2e8f9f7
- Parent:
- 0:9b334a45a8ff
--- a/targets/cmsis/TOOLCHAIN_IAR/cmain.S Tue Aug 02 14:07:36 2016 +0000 +++ b/targets/cmsis/TOOLCHAIN_IAR/cmain.S Fri Sep 02 15:07:44 2016 +0100 @@ -1,81 +1,81 @@ -/************************************************** - * - * Part two of the system initialization code, contains C-level - * initialization, thumb-2 only variant. - * - * Copyright 2006 IAR Systems. All rights reserved. - * - * $Revision: 59783 $ - * - **************************************************/ - - -; -------------------------------------------------- -; Module ?cmain, C-level initialization. -; - - - SECTION SHT$$PREINIT_ARRAY:CONST:NOROOT(2) - SECTION SHT$$INIT_ARRAY:CONST:NOROOT(2) - - SECTION .text:CODE:NOROOT(2) - - PUBLIC __cmain - ;; Keep ?main for legacy reasons, it is accessed in countless instances of cstartup.s around the world... - PUBLIC ?main - EXTWEAK __iar_data_init3 - EXTWEAK __iar_argc_argv - EXTERN __low_level_init - EXTERN __call_ctors - EXTERN main - EXTERN exit - EXTERN __iar_dynamic_initialization - EXTERN mbed_sdk_init - EXTERN SystemInit - - THUMB -__cmain: -?main: - -; Initialize segments. -; __segment_init and __low_level_init are assumed to use the same -; instruction set and to be reachable by BL from the ICODE segment -; (it is safest to link them in segment ICODE). - - FUNCALL __cmain, __low_level_init - bl __low_level_init - cmp r0,#0 - beq ?l1 - FUNCALL __cmain, __iar_data_init3 - bl __iar_data_init3 - MOVS r0,#0 ; No parameters - FUNCALL __cmain, mbed_sdk_init - BL mbed_sdk_init - MOVS r0,#0 ; No parameters - FUNCALL __cmain, __iar_dynamic_initialization - BL __iar_dynamic_initialization ; C++ dynamic initialization - -?l1: - REQUIRE ?l3 - - SECTION .text:CODE:NOROOT(2) - - PUBLIC _main - PUBLIC _call_main - THUMB - -__iar_init$$done: ; Copy initialization is done - -?l3: -_call_main: - MOVS r0,#0 ; No parameters - FUNCALL __cmain, __iar_argc_argv - BL __iar_argc_argv ; Maybe setup command line - - FUNCALL __cmain, main - BL main -_main: - FUNCALL __cmain, exit - BL exit - - END +/************************************************** + * + * Part two of the system initialization code, contains C-level + * initialization, thumb-2 only variant. + * + * Copyright 2006 IAR Systems. All rights reserved. + * + * $Revision: 59783 $ + * + **************************************************/ + + +; -------------------------------------------------- +; Module ?cmain, C-level initialization. +; + + + SECTION SHT$$PREINIT_ARRAY:CONST:NOROOT(2) + SECTION SHT$$INIT_ARRAY:CONST:NOROOT(2) + + SECTION .text:CODE:NOROOT(2) + + PUBLIC __cmain + ;; Keep ?main for legacy reasons, it is accessed in countless instances of cstartup.s around the world... + PUBLIC ?main + EXTWEAK __iar_data_init3 + EXTWEAK __iar_argc_argv + EXTERN __low_level_init + EXTERN __call_ctors + EXTERN main + EXTERN exit + EXTERN __iar_dynamic_initialization + EXTERN mbed_sdk_init + EXTERN SystemInit + + THUMB +__cmain: +?main: + +; Initialize segments. +; __segment_init and __low_level_init are assumed to use the same +; instruction set and to be reachable by BL from the ICODE segment +; (it is safest to link them in segment ICODE). + + FUNCALL __cmain, __low_level_init + bl __low_level_init + cmp r0,#0 + beq ?l1 + FUNCALL __cmain, __iar_data_init3 + bl __iar_data_init3 + MOVS r0,#0 ; No parameters + FUNCALL __cmain, mbed_sdk_init + BL mbed_sdk_init + MOVS r0,#0 ; No parameters + FUNCALL __cmain, __iar_dynamic_initialization + BL __iar_dynamic_initialization ; C++ dynamic initialization + +?l1: + REQUIRE ?l3 + + SECTION .text:CODE:NOROOT(2) + + PUBLIC _main + PUBLIC _call_main + THUMB + +__iar_init$$done: ; Copy initialization is done + +?l3: +_call_main: + MOVS r0,#0 ; No parameters + FUNCALL __cmain, __iar_argc_argv + BL __iar_argc_argv ; Maybe setup command line + + FUNCALL __cmain, main + BL main +_main: + FUNCALL __cmain, exit + BL exit + + END